mcelog
------
-In Linux 2.6.31+ the i386 kernel needs to run the mcelog utility
-as a regular cronjob similar to the x86-64 kernel to process and log
-machine check events when CONFIG_X86_NEW_MCE is enabled. Machine check
-events are errors reported by the CPU. Processing them is strongly encouraged.
-All x86-64 kernels since 2.6.4 require the mcelog utility to
-process machine checks.
+On x86 kernels the mcelog utility is needed to process and log machine check
+events when CONFIG_X86_MCE is enabled. Machine check events are errors reported
+by the CPU. Processing them is strongly encouraged.
Getting updated software
========================
<para>Systems need specialized hardware support to implement OTG,
notably including a special <emphasis>Mini-AB</emphasis> jack
-and associated transciever to support <emphasis>Dual-Role</emphasis>
+and associated transceiver to support <emphasis>Dual-Role</emphasis>
operation:
they can act either as a host, using the standard
Linux-USB host side driver stack,
<para>
Each interrupt is described by an interrupt descriptor structure
irq_desc. The interrupt is referenced by an 'unsigned int' numeric
- value which selects the corresponding interrupt decription structure
+ value which selects the corresponding interrupt description structure
in the descriptor structures array.
The descriptor structure contains status information and pointers
to the interrupt flow method and the interrupt chip structure
<para>
To avoid copies of identical implementations of IRQ chips the
core provides a configurable generic interrupt chip
- implementation. Developers should check carefuly whether the
+ implementation. Developers should check carefully whether the
generic chip fits their needs before implementing the same
functionality slightly differently themselves.
</para>
</para>
<para>
-There is a furthur optimization possible here: remember our original
+There is a further optimization possible here: remember our original
cache code, where there were no reference counts and the caller simply
held the lock whenever using the object? This is still possible: if
you hold the lock, no one can delete the object, so you don't need to
<listitem>
<para>
- ATA_QCFLAG_ACTIVE is clared from qc->flags.
+ ATA_QCFLAG_ACTIVE is cleared from qc->flags.
</para>
</listitem>
<listitem>
<para>
- qc->waiting is claread & completed (in that order).
+ qc->waiting is cleared & completed (in that order).
</para>
</listitem>
<para>
Once sense data is acquired, this type of errors can be
- handled similary to other SCSI errors. Note that sense data
+ handled similarly to other SCSI errors. Note that sense data
may indicate ATA bus error (e.g. Sense Key 04h HARDWARE ERROR
&& ASC/ASCQ 47h/00h SCSI PARITY ERROR). In such
cases, the error should be considered as an ATA bus error and
several digital tv standards. While it is called as DVB API,
in fact it covers several different video standards including
DVB-T, DVB-S, DVB-C and ATSC. The API is currently being updated
- to documment support also for DVB-S2, ISDB-T and ISDB-S.</para>
+ to document support also for DVB-S2, ISDB-T and ISDB-S.</para>
<para>The third part covers the Remote Controller API.</para>
<para>The fourth part covers the Media Controller API.</para>
<para>For additional information and for the latest development code,
<listitem><para>
[MTD Interface]</para><para>
These functions provide the interface to the MTD kernel API.
- They are not replacable and provide functionality
+ They are not replaceable and provide functionality
which is complete hardware independent.
</para></listitem>
<listitem><para>
</para></listitem>
<listitem><para>
[GENERIC]</para><para>
- Generic functions are not replacable and provide functionality
+ Generic functions are not replaceable and provide functionality
which is complete hardware independent.
</para></listitem>
<listitem><para>
[DEFAULT]</para><para>
Default functions provide hardware related functionality which is suitable
for most of the implementations. These functions can be replaced by the
- board driver if neccecary. Those functions are called via pointers in the
+ board driver if necessary. Those functions are called via pointers in the
NAND chip description structure. The board driver can set the functions which
should be replaced by board dependent functions before calling nand_scan().
If the function pointer is NULL on entry to nand_scan() then the pointer
is set up nand_scan() is called. This function tries to
detect and identify then chip. If a chip is found all the
internal data fields are initialized accordingly.
- The structure(s) have to be zeroed out first and then filled with the neccecary
+ The structure(s) have to be zeroed out first and then filled with the necessary
information about the device.
</para>
<programlisting>
<sect1 id="Exit_function">
<title>Exit function</title>
<para>
- The exit function is only neccecary if the driver is
+ The exit function is only necessary if the driver is
compiled as a module. It releases all resources which
are held by the chip driver and unregisters the partitions
in the MTD layer.
in this case. See rts_from4.c and diskonchip.c for
implementation reference. In those cases we must also
use bad block tables on FLASH, because the ECC layout is
- interferring with the bad block marker positions.
+ interfering with the bad block marker positions.
See bad block table support for details.
</para>
</sect2>
<para>
nand_scan() calls the function nand_default_bbt().
nand_default_bbt() selects appropriate default
- bad block table desriptors depending on the chip information
+ bad block table descriptors depending on the chip information
which was retrieved by nand_scan().
</para>
<para>
<sect2 id="Flash_based_tables">
<title>Flash based tables</title>
<para>
- It may be desired or neccecary to keep a bad block table in FLASH.
+ It may be desired or necessary to keep a bad block table in FLASH.
For AG-AND chips this is mandatory, as they have no factory marked
bad blocks. They have factory marked good blocks. The marker pattern
is erased when the block is erased to be reused. So in case of
of the blocks.
</para>
<para>
- The blocks in which the tables are stored are procteted against
+ The blocks in which the tables are stored are protected against
accidental access by marking them bad in the memory bad block
table. The bad block table management functions are allowed
- to circumvernt this protection.
+ to circumvent this protection.
</para>
<para>
The simplest way to activate the FLASH based bad block table support
User defined tables are created by filling out a
nand_bbt_descr structure and storing the pointer in the
nand_chip structure member bbt_td before calling nand_scan().
- If a mirror table is neccecary a second structure must be
+ If a mirror table is necessary a second structure must be
created and a pointer to this structure must be stored
in bbt_md inside the nand_chip structure. If the bbt_md
member is set to NULL then only the main table is used
<para>
For automatic placement some blocks must be reserved for
bad block table storage. The number of reserved blocks is defined
- in the maxblocks member of the babd block table description structure.
+ in the maxblocks member of the bad block table description structure.
Reserving 4 blocks for mirrored tables should be a reasonable number.
This also limits the number of blocks which are scanned for the bad
block table ident pattern.
<chapter id="filesystems">
<title>Filesystem support</title>
<para>
- The NAND driver provides all neccecary functions for a
+ The NAND driver provides all necessary functions for a
filesystem via the MTD interface.
</para>
<para>
- Filesystems must be aware of the NAND pecularities and
+ Filesystems must be aware of the NAND peculiarities and
restrictions. One major restrictions of NAND Flash is, that you cannot
write as often as you want to a page. The consecutive writes to a page,
before erasing it again, are restricted to 1-3 writes, depending on the
#define NAND_BBT_VERSION 0x00000100
/* Create a bbt if none axists */
#define NAND_BBT_CREATE 0x00000200
-/* Write bbt if neccecary */
+/* Write bbt if necessary */
#define NAND_BBT_WRITE 0x00001000
/* Read and write back block contents when writing bbt */
#define NAND_BBT_SAVECONTENT 0x00002000
release regulators. Functions are
provided to <link linkend='API-regulator-enable'>enable</link>
and <link linkend='API-regulator-disable'>disable</link> the
- reguator and to get and set the runtime parameters of the
+ regulator and to get and set the runtime parameters of the
regulator.
</para>
<para>
<para>
The dynamic memory regions will be allocated when the UIO device file,
<varname>/dev/uioX</varname> is opened.
- Simiar to static memory resources, the memory region information for
+ Similar to static memory resources, the memory region information for
dynamic regions is then visible via sysfs at
<varname>/sys/class/uio/uioX/maps/mapY/*</varname>.
- The dynmaic memory regions will be freed when the UIO device file is
+ The dynamic memory regions will be freed when the UIO device file is
closed. When no processes are holding the device file open, the address
returned to userspace is ~0.
</para>
<listitem><para>The Linux USB API supports synchronous calls for
control and bulk messages.
- It also supports asynchnous calls for all kinds of data transfer,
+ It also supports asynchronous calls for all kinds of data transfer,
using request structures called "URBs" (USB Request Blocks).
</para></listitem>
suspending the PCM operations via
<function>snd_pcm_suspend_all()</function> or
<function>snd_pcm_suspend()</function>. It means that the PCM
- streams are already stoppped when the register snapshot is
+ streams are already stopped when the register snapshot is
taken. But, remember that you don't have to restart the PCM
stream in the resume callback. It'll be restarted via
trigger call with <constant>SNDRV_PCM_TRIGGER_RESUME</constant>
/sys/devices/system/cpu/intel_pstate/
max_perf_pct: limits the maximum P state that will be requested by
- the driver stated as a percentage of the available performance.
+ the driver stated as a percentage of the available performance. The
+ available (P states) performance may be reduced by the no_turbo
+ setting described below.
min_perf_pct: limits the minimum P state that will be requested by
- the driver stated as a percentage of the available performance.
+ the driver stated as a percentage of the max (non-turbo)
+ performance level.
no_turbo: limits the driver to selecting P states below the turbo
frequency range.
- reg: physical base address of the controller and length of memory mapped
region.
+Optional Properties:
+- clocks: List of clock handles. The parent clocks of the input clocks to the
+ devices in this power domain are set to oscclk before power gating
+ and restored back after powering on a domain. This is required for
+ all domains which are powered on and off and not required for unused
+ domains.
+- clock-names: The following clocks can be specified:
+ - oscclk: Oscillator clock.
+ - pclkN, clkN: Pairs of parent of input clock and input clock to the
+ devices in this power domain. Maximum of 4 pairs (N = 0 to 3)
+ are supported currently.
+
Node of a device using power domains must have a samsung,power-domain property
defined with a phandle to respective power domain.
reg = <0x10023C00 0x10>;
};
+ mfc_pd: power-domain@10044060 {
+ compatible = "samsung,exynos4210-pd";
+ reg = <0x10044060 0x20>;
+ clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MOUT_SW_ACLK333>,
+ <&clock CLK_MOUT_USER_ACLK333>;
+ clock-names = "oscclk", "pclk0", "clk0";
+ };
+
Example of the node using power domain:
node {
- compatible: Must contain one of the following:
+ - "renesas,scifa-sh73a0" for SH73A0 (SH-Mobile AG5) SCIFA compatible UART.
+ - "renesas,scifb-sh73a0" for SH73A0 (SH-Mobile AG5) SCIFB compatible UART.
+ - "renesas,scifa-r8a73a4" for R8A73A4 (R-Mobile APE6) SCIFA compatible UART.
+ - "renesas,scifb-r8a73a4" for R8A73A4 (R-Mobile APE6) SCIFB compatible UART.
+ - "renesas,scifa-r8a7740" for R8A7740 (R-Mobile A1) SCIFA compatible UART.
+ - "renesas,scifb-r8a7740" for R8A7740 (R-Mobile A1) SCIFB compatible UART.
+ - "renesas,scif-r8a7778" for R8A7778 (R-Car M1) SCIF compatible UART.
- "renesas,scif-r8a7779" for R8A7779 (R-Car H1) SCIF compatible UART.
- "renesas,scif-r8a7790" for R8A7790 (R-Car H2) SCIF compatible UART.
- "renesas,scifa-r8a7790" for R8A7790 (R-Car H2) SCIFA compatible UART.
- information on hard disk shock protection.
dslm.c
- Simple Disk Sleep Monitor program
-hpfall.c
- - (HP) laptop accelerometer program for disk protection.
+freefall.c
+ - (HP/DELL) laptop accelerometer program for disk protection.
laptop-mode.txt
- how to conserve battery power using laptop-mode.
sony-laptop.txt
--- /dev/null
+/* Disk protection for HP/DELL machines.
+ *
+ * Copyright 2008 Eric Piel
+ * Copyright 2009 Pavel Machek <pavel@ucw.cz>
+ * Copyright 2012 Sonal Santan
+ * Copyright 2014 Pali Rohár <pali.rohar@gmail.com>
+ *
+ * GPLv2.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <string.h>
+#include <stdint.h>
+#include <errno.h>
+#include <signal.h>
+#include <sys/mman.h>
+#include <sched.h>
+#include <syslog.h>
+
+static int noled;
+static char unload_heads_path[64];
+static char device_path[32];
+static const char app_name[] = "FREE FALL";
+
+static int set_unload_heads_path(char *device)
+{
+ char devname[64];
+
+ if (strlen(device) <= 5 || strncmp(device, "/dev/", 5) != 0)
+ return -EINVAL;
+ strncpy(devname, device + 5, sizeof(devname) - 1);
+ strncpy(device_path, device, sizeof(device_path) - 1);
+
+ snprintf(unload_heads_path, sizeof(unload_heads_path) - 1,
+ "/sys/block/%s/device/unload_heads", devname);
+ return 0;
+}
+
+static int valid_disk(void)
+{
+ int fd = open(unload_heads_path, O_RDONLY);
+
+ if (fd < 0) {
+ perror(unload_heads_path);
+ return 0;
+ }
+
+ close(fd);
+ return 1;
+}
+
+static void write_int(char *path, int i)
+{
+ char buf[1024];
+ int fd = open(path, O_RDWR);
+
+ if (fd < 0) {
+ perror("open");
+ exit(1);
+ }
+
+ sprintf(buf, "%d", i);
+
+ if (write(fd, buf, strlen(buf)) != strlen(buf)) {
+ perror("write");
+ exit(1);
+ }
+
+ close(fd);
+}
+
+static void set_led(int on)
+{
+ if (noled)
+ return;
+ write_int("/sys/class/leds/hp::hddprotect/brightness", on);
+}
+
+static void protect(int seconds)
+{
+ const char *str = (seconds == 0) ? "Unparked" : "Parked";
+
+ write_int(unload_heads_path, seconds*1000);
+ syslog(LOG_INFO, "%s %s disk head\n", str, device_path);
+}
+
+static int on_ac(void)
+{
+ /* /sys/class/power_supply/AC0/online */
+ return 1;
+}
+
+static int lid_open(void)
+{
+ /* /proc/acpi/button/lid/LID/state */
+ return 1;
+}
+
+static void ignore_me(int signum)
+{
+ protect(0);
+ set_led(0);
+}
+
+int main(int argc, char **argv)
+{
+ int fd, ret;
+ struct stat st;
+ struct sched_param param;
+
+ if (argc == 1)
+ ret = set_unload_heads_path("/dev/sda");
+ else if (argc == 2)
+ ret = set_unload_heads_path(argv[1]);
+ else
+ ret = -EINVAL;
+
+ if (ret || !valid_disk()) {
+ fprintf(stderr, "usage: %s <device> (default: /dev/sda)\n",
+ argv[0]);
+ exit(1);
+ }
+
+ fd = open("/dev/freefall", O_RDONLY);
+ if (fd < 0) {
+ perror("/dev/freefall");
+ return EXIT_FAILURE;
+ }
+
+ if (stat("/sys/class/leds/hp::hddprotect/brightness", &st))
+ noled = 1;
+
+ if (daemon(0, 0) != 0) {
+ perror("daemon");
+ return EXIT_FAILURE;
+ }
+
+ openlog(app_name, LOG_CONS | LOG_PID | LOG_NDELAY, LOG_LOCAL1);
+
+ param.sched_priority = sched_get_priority_max(SCHED_FIFO);
+ sched_setscheduler(0, SCHED_FIFO, ¶m);
+ mlockall(MCL_CURRENT|MCL_FUTURE);
+
+ signal(SIGALRM, ignore_me);
+
+ for (;;) {
+ unsigned char count;
+
+ ret = read(fd, &count, sizeof(count));
+ alarm(0);
+ if ((ret == -1) && (errno == EINTR)) {
+ /* Alarm expired, time to unpark the heads */
+ continue;
+ }
+
+ if (ret != sizeof(count)) {
+ perror("read");
+ break;
+ }
+
+ protect(21);
+ set_led(1);
+ if (1 || on_ac() || lid_open())
+ alarm(2);
+ else
+ alarm(20);
+ }
+
+ closelog();
+ close(fd);
+ return EXIT_SUCCESS;
+}
+++ /dev/null
-/* Disk protection for HP machines.
- *
- * Copyright 2008 Eric Piel
- * Copyright 2009 Pavel Machek <pavel@ucw.cz>
- *
- * GPLv2.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <string.h>
-#include <stdint.h>
-#include <errno.h>
-#include <signal.h>
-#include <sys/mman.h>
-#include <sched.h>
-
-char unload_heads_path[64];
-
-int set_unload_heads_path(char *device)
-{
- char devname[64];
-
- if (strlen(device) <= 5 || strncmp(device, "/dev/", 5) != 0)
- return -EINVAL;
- strncpy(devname, device + 5, sizeof(devname));
-
- snprintf(unload_heads_path, sizeof(unload_heads_path) - 1,
- "/sys/block/%s/device/unload_heads", devname);
- return 0;
-}
-int valid_disk(void)
-{
- int fd = open(unload_heads_path, O_RDONLY);
- if (fd < 0) {
- perror(unload_heads_path);
- return 0;
- }
-
- close(fd);
- return 1;
-}
-
-void write_int(char *path, int i)
-{
- char buf[1024];
- int fd = open(path, O_RDWR);
- if (fd < 0) {
- perror("open");
- exit(1);
- }
- sprintf(buf, "%d", i);
- if (write(fd, buf, strlen(buf)) != strlen(buf)) {
- perror("write");
- exit(1);
- }
- close(fd);
-}
-
-void set_led(int on)
-{
- write_int("/sys/class/leds/hp::hddprotect/brightness", on);
-}
-
-void protect(int seconds)
-{
- write_int(unload_heads_path, seconds*1000);
-}
-
-int on_ac(void)
-{
-// /sys/class/power_supply/AC0/online
-}
-
-int lid_open(void)
-{
-// /proc/acpi/button/lid/LID/state
-}
-
-void ignore_me(void)
-{
- protect(0);
- set_led(0);
-}
-
-int main(int argc, char **argv)
-{
- int fd, ret;
- struct sched_param param;
-
- if (argc == 1)
- ret = set_unload_heads_path("/dev/sda");
- else if (argc == 2)
- ret = set_unload_heads_path(argv[1]);
- else
- ret = -EINVAL;
-
- if (ret || !valid_disk()) {
- fprintf(stderr, "usage: %s <device> (default: /dev/sda)\n",
- argv[0]);
- exit(1);
- }
-
- fd = open("/dev/freefall", O_RDONLY);
- if (fd < 0) {
- perror("/dev/freefall");
- return EXIT_FAILURE;
- }
-
- daemon(0, 0);
- param.sched_priority = sched_get_priority_max(SCHED_FIFO);
- sched_setscheduler(0, SCHED_FIFO, ¶m);
- mlockall(MCL_CURRENT|MCL_FUTURE);
-
- signal(SIGALRM, ignore_me);
-
- for (;;) {
- unsigned char count;
-
- ret = read(fd, &count, sizeof(count));
- alarm(0);
- if ((ret == -1) && (errno == EINTR)) {
- /* Alarm expired, time to unpark the heads */
- continue;
- }
-
- if (ret != sizeof(count)) {
- perror("read");
- break;
- }
-
- protect(21);
- set_led(1);
- if (1 || on_ac() || lid_open())
- alarm(2);
- else
- alarm(20);
- }
-
- close(fd);
- return EXIT_SUCCESS;
-}
use constant HIGH_NR_SCANNED => 22;
use constant HIGH_NR_TAKEN => 23;
use constant HIGH_NR_RECLAIMED => 24;
-use constant HIGH_NR_CONTIG_DIRTY => 25;
my %perprocesspid;
my %perprocess;
my $regex_kswapd_wake_default = 'nid=([0-9]*) order=([0-9]*)';
my $regex_kswapd_sleep_default = 'nid=([0-9]*)';
my $regex_wakeup_kswapd_default = 'nid=([0-9]*) zid=([0-9]*) order=([0-9]*)';
-my $regex_lru_isolate_default = 'isolate_mode=([0-9]*) order=([0-9]*) nr_requested=([0-9]*) nr_scanned=([0-9]*) nr_taken=([0-9]*) contig_taken=([0-9]*) contig_dirty=([0-9]*) contig_failed=([0-9]*)';
+my $regex_lru_isolate_default = 'isolate_mode=([0-9]*) order=([0-9]*) nr_requested=([0-9]*) nr_scanned=([0-9]*) nr_taken=([0-9]*) file=([0-9]*)';
my $regex_lru_shrink_inactive_default = 'nid=([0-9]*) zid=([0-9]*) nr_scanned=([0-9]*) nr_reclaimed=([0-9]*) priority=([0-9]*) flags=([A-Z_|]*)';
my $regex_lru_shrink_active_default = 'lru=([A-Z_]*) nr_scanned=([0-9]*) nr_rotated=([0-9]*) priority=([0-9]*)';
my $regex_writepage_default = 'page=([0-9a-f]*) pfn=([0-9]*) flags=([A-Z_|]*)';
$regex_lru_isolate_default,
"isolate_mode", "order",
"nr_requested", "nr_scanned", "nr_taken",
- "contig_taken", "contig_dirty", "contig_failed");
+ "file");
$regex_lru_shrink_inactive = generate_traceevent_regex(
"vmscan/mm_vmscan_lru_shrink_inactive",
$regex_lru_shrink_inactive_default,
}
my $isolate_mode = $1;
my $nr_scanned = $4;
- my $nr_contig_dirty = $7;
# To closer match vmstat scanning statistics, only count isolate_both
# and isolate_inactive as scanning. isolate_active is rotation
if ($isolate_mode != 2) {
$perprocesspid{$process_pid}->{HIGH_NR_SCANNED} += $nr_scanned;
}
- $perprocesspid{$process_pid}->{HIGH_NR_CONTIG_DIRTY} += $nr_contig_dirty;
} elsif ($tracepoint eq "mm_vmscan_lru_shrink_inactive") {
$details = $6;
if ($details !~ /$regex_lru_shrink_inactive/o) {
}
}
}
- if ($stats{$process_pid}->{HIGH_NR_CONTIG_DIRTY}) {
- print " ";
- my $count = $stats{$process_pid}->{HIGH_NR_CONTIG_DIRTY};
- if ($count != 0) {
- print "contig-dirty=$count ";
- }
- }
print "\n";
}
8169 10/100/1000 GIGABIT ETHERNET DRIVER
M: Realtek linux nic maintainers <nic_swsd@realtek.com>
-M: Francois Romieu <romieu@fr.zoreil.com>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/realtek/r8169.c
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git
F: arch/arm/mach-imx/
+F: arch/arm/mach-mxs/
F: arch/arm/boot/dts/imx*
F: arch/arm/configs/imx*_defconfig
-ARM/FREESCALE MXS ARM ARCHITECTURE
-M: Shawn Guo <shawn.guo@linaro.org>
-L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S: Maintained
-T: git git://git.linaro.org/people/shawnguo/linux-2.6.git
-F: arch/arm/mach-mxs/
-
ARM/GLOMATION GESBC9312SX MACHINE SUPPORT
M: Lennert Buytenhek <kernel@wantstofly.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-keystone/
-F: drivers/clk/keystone/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone.git
+ARM/TEXAS INSTRUMENT KEYSTONE CLOCK FRAMEWORK
+M: Santosh Shilimkar <santosh.shilimkar@ti.com>
+L: linux-kernel@vger.kernel.org
+S: Maintained
+F: drivers/clk/keystone/
+
+ARM/TEXAS INSTRUMENT KEYSTONE ClOCKSOURCE
+M: Santosh Shilimkar <santosh.shilimkar@ti.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+L: linux-kernel@vger.kernel.org
+S: Maintained
+F: drivers/clocksource/timer-keystone.c
+
+ARM/TEXAS INSTRUMENT KEYSTONE RESET DRIVER
+M: Santosh Shilimkar <santosh.shilimkar@ti.com>
+L: linux-kernel@vger.kernel.org
+S: Maintained
+F: drivers/power/reset/keystone-reset.c
+
+ARM/TEXAS INSTRUMENT AEMIF/EMIF DRIVERS
+M: Santosh Shilimkar <santosh.shilimkar@ti.com>
+L: linux-kernel@vger.kernel.org
+S: Maintained
+F: drivers/memory/*emif*
+
ARM/LOGICPD PXA270 MACHINE SUPPORT
M: Lennert Buytenhek <kernel@wantstofly.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
Q: http://patchwork.kernel.org/project/linux-sh/list/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas.git next
S: Supported
+F: arch/arm/boot/dts/emev2*
+F: arch/arm/boot/dts/r7s*
+F: arch/arm/boot/dts/r8a*
+F: arch/arm/boot/dts/sh*
+F: arch/arm/configs/ape6evm_defconfig
+F: arch/arm/configs/armadillo800eva_defconfig
+F: arch/arm/configs/bockw_defconfig
+F: arch/arm/configs/genmai_defconfig
+F: arch/arm/configs/koelsch_defconfig
+F: arch/arm/configs/kzm9g_defconfig
+F: arch/arm/configs/lager_defconfig
+F: arch/arm/configs/mackerel_defconfig
+F: arch/arm/configs/marzen_defconfig
+F: arch/arm/configs/shmobile_defconfig
F: arch/arm/mach-shmobile/
F: drivers/sh/
F: drivers/idle/i7300_idle.c
IEEE 802.15.4 SUBSYSTEM
-M: Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
-M: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
+M: Alexander Aring <alex.aring@gmail.com>
L: linux-zigbee-devel@lists.sourceforge.net (moderated for non-subscribers)
W: http://apps.sourceforge.net/trac/linux-zigbee
T: git git://git.kernel.org/pub/scm/linux/kernel/git/lowpan/lowpan.git
F: arch/arm/mach-lpc32xx/
LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
-M: Nagalakshmi Nandigama <Nagalakshmi.Nandigama@lsi.com>
-M: Sreekanth Reddy <Sreekanth.Reddy@lsi.com>
-M: support@lsi.com
-L: DL-MPTFusionLinux@lsi.com
+M: Nagalakshmi Nandigama <nagalakshmi.nandigama@avagotech.com>
+M: Praveen Krishnamoorthy <praveen.krishnamoorthy@avagotech.com>
+M: Sreekanth Reddy <sreekanth.reddy@avagotech.com>
+M: Abhijit Mahajan <abhijit.mahajan@avagotech.com>
+L: MPT-FusionLinux.pdl@avagotech.com
L: linux-scsi@vger.kernel.org
W: http://www.lsilogic.com/support
S: Supported
PCI DRIVER FOR IMX6
M: Richard Zhu <r65037@freescale.com>
-M: Shawn Guo <shawn.guo@linaro.org>
+M: Shawn Guo <shawn.guo@freescale.com>
L: linux-pci@vger.kernel.org
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
THERMAL
M: Zhang Rui <rui.zhang@intel.com>
-M: Eduardo Valentin <eduardo.valentin@ti.com>
+M: Eduardo Valentin <edubezval@gmail.com>
L: linux-pm@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/evalenti/linux-soc-thermal.git
F: drivers/platform/x86/thinkpad_acpi.c
TI BANDGAP AND THERMAL DRIVER
-M: Eduardo Valentin <eduardo.valentin@ti.com>
+M: Eduardo Valentin <edubezval@gmail.com>
L: linux-pm@vger.kernel.org
S: Supported
F: drivers/thermal/ti-soc-thermal/
F: drivers/usb/host/isp116x*
F: include/linux/usb/isp116x.h
-USB KAWASAKI LSI DRIVER
-M: Oliver Neukum <oliver@neukum.org>
-L: linux-usb@vger.kernel.org
-S: Maintained
-F: drivers/usb/serial/kl5kusb105.*
-
USB MASS STORAGE DRIVER
M: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
L: linux-usb@vger.kernel.org
F: Documentation/usb/ohci.txt
F: drivers/usb/host/ohci*
-USB OPTION-CARD DRIVER
-M: Matthias Urlichs <smurf@smurf.noris.de>
-L: linux-usb@vger.kernel.org
-S: Maintained
-F: drivers/usb/serial/option.c
-
USB PEGASUS DRIVER
M: Petko Manolov <petkan@nucleusys.com>
L: linux-usb@vger.kernel.org
F: drivers/net/usb/rtl8150.c
USB SERIAL SUBSYSTEM
-M: Johan Hovold <jhovold@gmail.com>
+M: Johan Hovold <johan@kernel.org>
L: linux-usb@vger.kernel.org
S: Maintained
F: Documentation/usb/usb-serial.txt
VERSION = 3
PATCHLEVEL = 16
SUBLEVEL = 0
-EXTRAVERSION = -rc3
+EXTRAVERSION = -rc5
NAME = Shuffling Zombie Juror
# *DOCUMENTATION*
# descending is started. They are now explicitly listed as the
# prepare rule.
+# Beautify output
+# ---------------------------------------------------------------------------
+#
+# Normally, we echo the whole command before executing it. By making
+# that echo $($(quiet)$(cmd)), we now have the possibility to set
+# $(quiet) to choose other forms of output instead, e.g.
+#
+# quiet_cmd_cc_o_c = Compiling $(RELDIR)/$@
+# cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $<
+#
+# If $(quiet) is empty, the whole command will be printed.
+# If it is set to "quiet_", only the short version will be printed.
+# If it is set to "silent_", nothing will be printed at all, since
+# the variable $(silent_cmd_cc_o_c) doesn't exist.
+#
+# A simple variant is to prefix commands with $(Q) - that's useful
+# for commands that shall be hidden in non-verbose mode.
+#
+# $(Q)ln $@ :<
+#
+# If KBUILD_VERBOSE equals 0 then the above command will be hidden.
+# If KBUILD_VERBOSE equals 1 then the above command is displayed.
+#
# To put more focus on warnings, be less verbose as default
# Use 'make V=1' to see the full commands
KBUILD_VERBOSE = 0
endif
+ifeq ($(KBUILD_VERBOSE),1)
+ quiet =
+ Q =
+else
+ quiet=quiet_
+ Q = @
+endif
+
+# If the user is running make -s (silent mode), suppress echoing of
+# commands
+
+ifneq ($(filter 4.%,$(MAKE_VERSION)),) # make-4
+ifneq ($(filter %s ,$(firstword x$(MAKEFLAGS))),)
+ quiet=silent_
+endif
+else # make-3.8x
+ifneq ($(filter s% -s%,$(MAKEFLAGS)),)
+ quiet=silent_
+endif
+endif
+
+export quiet Q KBUILD_VERBOSE
+
# Call a source code checker (by default, "sparse") as part of the
# C compilation.
#
$(filter-out _all sub-make $(CURDIR)/Makefile, $(MAKECMDGOALS)) _all: sub-make
@:
+# Fake the "Entering directory" message once, so that IDEs/editors are
+# able to understand relative filenames.
+ echodir := @echo
+ quiet_echodir := @echo
+silent_echodir := @:
sub-make: FORCE
+ $($(quiet)echodir) "make[1]: Entering directory \`$(KBUILD_OUTPUT)'"
$(if $(KBUILD_VERBOSE:1=),@)$(MAKE) -C $(KBUILD_OUTPUT) \
KBUILD_SRC=$(CURDIR) \
KBUILD_EXTMOD="$(KBUILD_EXTMOD)" -f $(CURDIR)/Makefile \
export KBUILD_MODULES KBUILD_BUILTIN
export KBUILD_CHECKSRC KBUILD_SRC KBUILD_EXTMOD
-# Beautify output
-# ---------------------------------------------------------------------------
-#
-# Normally, we echo the whole command before executing it. By making
-# that echo $($(quiet)$(cmd)), we now have the possibility to set
-# $(quiet) to choose other forms of output instead, e.g.
-#
-# quiet_cmd_cc_o_c = Compiling $(RELDIR)/$@
-# cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $<
-#
-# If $(quiet) is empty, the whole command will be printed.
-# If it is set to "quiet_", only the short version will be printed.
-# If it is set to "silent_", nothing will be printed at all, since
-# the variable $(silent_cmd_cc_o_c) doesn't exist.
-#
-# A simple variant is to prefix commands with $(Q) - that's useful
-# for commands that shall be hidden in non-verbose mode.
-#
-# $(Q)ln $@ :<
-#
-# If KBUILD_VERBOSE equals 0 then the above command will be hidden.
-# If KBUILD_VERBOSE equals 1 then the above command is displayed.
-
-ifeq ($(KBUILD_VERBOSE),1)
- quiet =
- Q =
-else
- quiet=quiet_
- Q = @
-endif
-
-# If the user is running make -s (silent mode), suppress echoing of
-# commands
-
-ifneq ($(filter 4.%,$(MAKE_VERSION)),) # make-4
-ifneq ($(filter %s ,$(firstword x$(MAKEFLAGS))),)
- quiet=silent_
-endif
-else # make-3.8x
-ifneq ($(filter s% -s%,$(MAKEFLAGS)),)
- quiet=silent_
-endif
-endif
-
-export quiet Q KBUILD_VERBOSE
-
ifneq ($(CC),)
ifeq ($(shell $(CC) -v 2>&1 | grep -c "clang version"), 1)
COMPILER := clang
# Packaging of the kernel to various formats
# ---------------------------------------------------------------------------
# rpm target kept for backward compatibility
-package-dir := $(srctree)/scripts/package
+package-dir := scripts/package
%src-pkg: FORCE
$(Q)$(MAKE) $(build)=$(package-dir) $@
serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
0 0 1 2
>;
- tx-num-evt = <1>;
- rx-num-evt = <1>;
+ tx-num-evt = <32>;
+ rx-num-evt = <32>;
};
&tps {
serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
0 0 1 2
>;
- tx-num-evt = <1>;
- rx-num-evt = <1>;
+ tx-num-evt = <32>;
+ rx-num-evt = <32>;
};
&tscadc {
&cpsw_emac0 {
phy_id = <&davinci_mdio>, <0>;
+ phy-mode = "rmii";
};
&cpsw_emac1 {
phy_id = <&davinci_mdio>, <1>;
+ phy-mode = "rmii";
+};
+
+&phy_sel {
+ rmii-clock-ext;
};
&elm {
phy-mode = "rmii";
};
+&phy_sel {
+ rmii-clock-ext;
+};
+
&i2c0 {
status = "okay";
pinctrl-names = "default";
reg = <0x00500000 0x80000
0xf803c000 0x400>;
interrupts = <23 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&usb>, <&udphs_clk>;
+ clock-names = "hclk", "pclk";
status = "disabled";
ep0 {
regulator-name = "ldo3";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
+ regulator-always-on;
regulator-boot-on;
};
clocks = <&qspi_gfclk_div>;
clock-names = "fck";
num-cs = <4>;
- interrupts = <0 343 0x4>;
status = "disabled";
};
#size-cells = <1>;
status = "disabled";
};
+
+ atl: atl@4843c000 {
+ compatible = "ti,dra7-atl";
+ reg = <0x4843c000 0x3ff>;
+ ti,hwmods = "atl";
+ ti,provided-clocks = <&atl_clkin0_ck>, <&atl_clkin1_ck>,
+ <&atl_clkin2_ck>, <&atl_clkin3_ck>;
+ clocks = <&atl_gfclk_mux>;
+ clock-names = "fck";
+ status = "disabled";
+ };
};
};
&cm_core_aon_clocks {
atl_clkin0_ck: atl_clkin0_ck {
#clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <0>;
+ compatible = "ti,dra7-atl-clock";
+ clocks = <&atl_gfclk_mux>;
};
atl_clkin1_ck: atl_clkin1_ck {
#clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <0>;
+ compatible = "ti,dra7-atl-clock";
+ clocks = <&atl_gfclk_mux>;
};
atl_clkin2_ck: atl_clkin2_ck {
#clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <0>;
+ compatible = "ti,dra7-atl-clock";
+ clocks = <&atl_gfclk_mux>;
};
atl_clkin3_ck: atl_clkin3_ck {
#clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <0>;
+ compatible = "ti,dra7-atl-clock";
+ clocks = <&atl_gfclk_mux>;
};
hdmi_clkin_ck: hdmi_clkin_ck {
l3_iclk_div: l3_iclk_div {
#clock-cells = <0>;
- compatible = "fixed-factor-clock";
+ compatible = "ti,divider-clock";
+ ti,max-div = <2>;
+ ti,bit-shift = <4>;
+ reg = <0x0100>;
clocks = <&dpll_core_h12x2_ck>;
- clock-mult = <1>;
- clock-div = <1>;
+ ti,index-power-of-two;
};
l4_root_clk_div: l4_root_clk_div {
compatible = "fixed-factor-clock";
clocks = <&l3_iclk_div>;
clock-mult = <1>;
- clock-div = <1>;
+ clock-div = <2>;
};
video1_clk2_div: video1_clk2_div {
interrupts = <0 37 0>, <0 38 0>, <0 39 0>, <0 40 0>, <0 41 0>;
clocks = <&clock CLK_PWM>;
clock-names = "timers";
- #pwm-cells = <2>;
+ #pwm-cells = <3>;
status = "disabled";
};
compatible = "samsung,exynos5420-audss-clock";
reg = <0x03810000 0x0C>;
#clock-cells = <1>;
- clocks = <&clock CLK_FIN_PLL>, <&clock CLK_FOUT_EPLL>,
+ clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MAU_EPLL>,
<&clock CLK_SCLK_MAUDIO0>, <&clock CLK_SCLK_MAUPCM0>;
clock-names = "pll_ref", "pll_in", "sclk_audio", "sclk_pcm_in";
};
mfc_pd: power-domain@10044060 {
compatible = "samsung,exynos4210-pd";
reg = <0x10044060 0x20>;
+ clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MOUT_SW_ACLK333>,
+ <&clock CLK_MOUT_USER_ACLK333>;
+ clock-names = "oscclk", "pclk0", "clk0";
};
disp_pd: power-domain@100440C0 {
codec {
};
};
+
+ twl_power: power {
+ compatible = "ti,twl4030-power-beagleboard-xm", "ti,twl4030-power-idle-osc-off";
+ ti,use_poweroff;
+ };
};
};
};
&uart3 {
+ interrupts-extended = <&intc 74 &omap3_pmx_core OMAP3_UART3_RX>;
pinctrl-names = "default";
pinctrl-0 = <&uart3_pins>;
};
gpios = <&twl_gpio 18 GPIO_ACTIVE_LOW>;
};
+&twl {
+ twl_power: power {
+ compatible = "ti,twl4030-power-omap3-evm", "ti,twl4030-power-idle";
+ ti,use_poweroff;
+ };
+};
+
&i2c2 {
clock-frequency = <400000>;
};
compatible = "ti,twl4030-audio";
ti,enable-vibra = <1>;
};
+
+ twl_power: power {
+ compatible = "ti,twl4030-power-n900", "ti,twl4030-power-idle-osc-off";
+ ti,use_poweroff;
+ };
};
&twl_keypad {
operating-points = <
/* kHz uV */
- 500000 880000
1000000 1060000
1500000 1250000
>;
CONFIG_BACKLIGHT_PWM=y
# CONFIG_USB_SUPPORT is not set
CONFIG_MMC=y
-CONFIG_MMC_UNSAFE_RESUME=y
CONFIG_MMC_BLOCK_MINORS=32
CONFIG_MMC_TEST=y
CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_SDHCI_BCM_KONA=y
CONFIG_NEW_LEDS=y
CONFIG_LEDS_CLASS=y
CONFIG_POWER_RESET_SUN6I=y
CONFIG_SENSORS_LM90=y
CONFIG_THERMAL=y
-CONFIG_DOVE_THERMAL=y
CONFIG_ARMADA_THERMAL=y
CONFIG_WATCHDOG=y
CONFIG_ORION_WATCHDOG=y
CONFIG_SUNXI_WATCHDOG=y
CONFIG_MFD_AS3722=y
+CONFIG_MFD_BCM590XX=y
CONFIG_MFD_CROS_EC=y
CONFIG_MFD_CROS_EC_SPI=y
CONFIG_MFD_MAX8907=y
CONFIG_REGULATOR_VIRTUAL_CONSUMER=y
CONFIG_REGULATOR_AB8500=y
CONFIG_REGULATOR_AS3722=y
+CONFIG_REGULATOR_BCM590XX=y
CONFIG_REGULATOR_GPIO=y
CONFIG_REGULATOR_MAX8907=y
CONFIG_REGULATOR_PALMAS=y
TEST_RRR( op "lt" s " r11, r",11,VAL1,", r",14,N(val),", asr r",7, 6,"")\
TEST_RR( op "gt" s " r12, r13" ", r",14,val, ", ror r",14,7,"")\
TEST_RR( op "le" s " r14, r",0, val, ", r13" ", lsl r",14,8,"")\
- TEST_RR( op s " r12, pc" ", r",14,val, ", ror r",14,7,"")\
- TEST_RR( op s " r14, r",0, val, ", pc" ", lsl r",14,8,"")\
TEST_R( op "eq" s " r0, r",11,VAL1,", #0xf5") \
TEST_R( op "ne" s " r11, r",0, VAL1,", #0xf5000000") \
TEST_R( op s " r7, r",8, VAL2,", #0x000af000") \
TEST_RRR( op "ge r",11,VAL1,", r",14,N(val),", asr r",7, 6,"") \
TEST_RR( op "le r13" ", r",14,val, ", ror r",14,7,"") \
TEST_RR( op "gt r",0, val, ", r13" ", lsl r",14,8,"") \
- TEST_RR( op " pc" ", r",14,val, ", ror r",14,7,"") \
- TEST_RR( op " r",0, val, ", pc" ", lsl r",14,8,"") \
TEST_R( op "eq r",11,VAL1,", #0xf5") \
TEST_R( op "ne r",0, VAL1,", #0xf5000000") \
TEST_R( op " r",8, VAL2,", #0x000af000")
TEST_RR( op "ge" s " r11, r",11,N(val),", asr r",7, 6,"") \
TEST_RR( op "lt" s " r12, r",11,val, ", ror r",14,7,"") \
TEST_R( op "gt" s " r14, r13" ", lsl r",14,8,"") \
- TEST_R( op "le" s " r14, pc" ", lsl r",14,8,"") \
TEST( op "eq" s " r0, #0xf5") \
TEST( op "ne" s " r11, #0xf5000000") \
TEST( op s " r7, #0x000af000") \
TEST_SUPPORTED("cmp pc, #0x1000");
TEST_SUPPORTED("cmp sp, #0x1000");
- /* Data-processing with PC as shift*/
+ /* Data-processing with PC and a shift count in a register */
TEST_UNSUPPORTED(__inst_arm(0xe15c0f1e) " @ cmp r12, r14, asl pc")
TEST_UNSUPPORTED(__inst_arm(0xe1a0cf1e) " @ mov r12, r14, asl pc")
TEST_UNSUPPORTED(__inst_arm(0xe08caf1e) " @ add r10, r12, r14, asl pc")
-
- /* Data-processing with PC as shift*/
+ TEST_UNSUPPORTED(__inst_arm(0xe151021f) " @ cmp r1, pc, lsl r2")
+ TEST_UNSUPPORTED(__inst_arm(0xe17f0211) " @ cmn pc, r1, lsl r2")
+ TEST_UNSUPPORTED(__inst_arm(0xe1a0121f) " @ mov r1, pc, lsl r2")
+ TEST_UNSUPPORTED(__inst_arm(0xe1a0f211) " @ mov pc, r1, lsl r2")
+ TEST_UNSUPPORTED(__inst_arm(0xe042131f) " @ sub r1, r2, pc, lsl r3")
+ TEST_UNSUPPORTED(__inst_arm(0xe1cf1312) " @ bic r1, pc, r2, lsl r3")
+ TEST_UNSUPPORTED(__inst_arm(0xe081f312) " @ add pc, r1, r2, lsl r3")
+
+ /* Data-processing with PC as a target and status registers updated */
TEST_UNSUPPORTED("movs pc, r1")
TEST_UNSUPPORTED("movs pc, r1, lsl r2")
TEST_UNSUPPORTED("movs pc, #0x10000")
TEST_BF_R ("add pc, pc, r",14,2f-1f-8,"")
TEST_BF_R ("add pc, r",14,2f-1f-8,", pc")
TEST_BF_R ("mov pc, r",0,2f,"")
- TEST_BF_RR("mov pc, r",0,2f,", asl r",1,0,"")
+ TEST_BF_R ("add pc, pc, r",14,(2f-1f-8)*2,", asr #1")
TEST_BB( "sub pc, pc, #1b-2b+8")
#if __LINUX_ARM_ARCH__ == 6 && !defined(CONFIG_CPU_V7)
TEST_BB( "sub pc, pc, #1b-2b+8-2") /* UNPREDICTABLE before and after ARMv6 */
#endif
TEST_BB_R( "sub pc, pc, r",14, 1f-2f+8,"")
TEST_BB_R( "rsb pc, r",14,1f-2f+8,", pc")
- TEST_RR( "add pc, pc, r",10,-2,", asl r",11,1,"")
+ TEST_R( "add pc, pc, r",10,-2,", asl #1")
#ifdef CONFIG_THUMB2_KERNEL
TEST_ARM_TO_THUMB_INTERWORK_R("add pc, pc, r",0,3f-1f-8+1,"")
TEST_ARM_TO_THUMB_INTERWORK_R("sub pc, r",0,3f+8+1,", #8")
TEST_BB_R("bx r",7,2f,"")
TEST_BF_R("bxeq r",14,2f,"")
+#if __LINUX_ARM_ARCH__ >= 5
TEST_R("clz r0, r",0, 0x0,"")
TEST_R("clzeq r7, r",14,0x1,"")
TEST_R("clz lr, r",7, 0xffffffff,"")
TEST_UNSUPPORTED(__inst_arm(0xe16f02e1) " @ smultt pc, r1, r2")
TEST_UNSUPPORTED(__inst_arm(0xe16002ef) " @ smultt r0, pc, r2")
TEST_UNSUPPORTED(__inst_arm(0xe1600fe1) " @ smultt r0, r1, pc")
+#endif
TEST_GROUP("Multiply and multiply-accumulate")
TEST_UNSUPPORTED("ldrsht r1, [r2], #48")
#endif
+#if __LINUX_ARM_ARCH__ >= 5
TEST_RPR( "strd r",0, VAL1,", [r",1, 48,", -r",2,24,"]")
TEST_RPR( "strccd r",8, VAL2,", [r",13,0, ", r",12,48,"]")
TEST_RPR( "strd r",4, VAL1,", [r",2, 24,", r",3, 48,"]!")
TEST_UNSUPPORTED(__inst_arm(0xe1efc3d0) " @ ldrd r12, [pc, #48]!")
TEST_UNSUPPORTED(__inst_arm(0xe0c9f3d0) " @ ldrd pc, [r9], #48")
TEST_UNSUPPORTED(__inst_arm(0xe0c9e3d0) " @ ldrd lr, [r9], #48")
+#endif
TEST_GROUP("Miscellaneous")
TEST_COPROCESSOR( "mrc"two" 0, 0, r0, cr0, cr0, 0")
COPROCESSOR_INSTRUCTIONS_ST_LD("",e)
+#if __LINUX_ARM_ARCH__ >= 5
COPROCESSOR_INSTRUCTIONS_MC_MR("",e)
+#endif
TEST_UNSUPPORTED("svc 0")
TEST_UNSUPPORTED("svc 0xffffff")
TEST( "blx __dummy_thumb_subroutine_odd")
#endif /* __LINUX_ARM_ARCH__ >= 6 */
+#if __LINUX_ARM_ARCH__ >= 5
COPROCESSOR_INSTRUCTIONS_ST_LD("2",f)
+#endif
#if __LINUX_ARM_ARCH__ >= 6
COPROCESSOR_INSTRUCTIONS_MC_MR("2",f)
#endif
static int post_handler_called;
static int jprobe_func_called;
static int kretprobe_handler_called;
+static int tests_failed;
#define FUNC_ARG1 0x12345678
#define FUNC_ARG2 0xabcdef
pr_info(" jprobe\n");
ret = test_jprobe(func);
+#if defined(CONFIG_THUMB2_KERNEL) && !defined(MODULE)
+ if (ret == -EINVAL) {
+ pr_err("FAIL: Known longtime bug with jprobe on Thumb kernels\n");
+ tests_failed = ret;
+ ret = 0;
+ }
+#endif
if (ret < 0)
return ret;
#endif
out:
+ if (ret == 0)
+ ret = tests_failed;
if (ret == 0)
pr_info("Finished kprobe tests OK\n");
else
/* CMP (reg-shift reg) cccc 0001 0101 xxxx xxxx xxxx 0xx1 xxxx */
/* CMN (reg-shift reg) cccc 0001 0111 xxxx xxxx xxxx 0xx1 xxxx */
DECODE_EMULATEX (0x0f900090, 0x01100010, PROBES_DATA_PROCESSING_REG,
- REGS(ANY, 0, NOPC, 0, ANY)),
+ REGS(NOPC, 0, NOPC, 0, NOPC)),
/* MOV (reg-shift reg) cccc 0001 101x xxxx xxxx xxxx 0xx1 xxxx */
/* MVN (reg-shift reg) cccc 0001 111x xxxx xxxx xxxx 0xx1 xxxx */
DECODE_EMULATEX (0x0fa00090, 0x01a00010, PROBES_DATA_PROCESSING_REG,
- REGS(0, ANY, NOPC, 0, ANY)),
+ REGS(0, NOPC, NOPC, 0, NOPC)),
/* AND (reg-shift reg) cccc 0000 000x xxxx xxxx xxxx 0xx1 xxxx */
/* EOR (reg-shift reg) cccc 0000 001x xxxx xxxx xxxx 0xx1 xxxx */
/* ORR (reg-shift reg) cccc 0001 100x xxxx xxxx xxxx 0xx1 xxxx */
/* BIC (reg-shift reg) cccc 0001 110x xxxx xxxx xxxx 0xx1 xxxx */
DECODE_EMULATEX (0x0e000090, 0x00000010, PROBES_DATA_PROCESSING_REG,
- REGS(ANY, ANY, NOPC, 0, ANY)),
+ REGS(NOPC, NOPC, NOPC, 0, NOPC)),
DECODE_END
};
void __init exynos_cpuidle_init(void)
{
- if (soc_is_exynos5440())
- return;
-
- platform_device_register(&exynos_cpuidle);
+ if (soc_is_exynos4210() || soc_is_exynos5250())
+ platform_device_register(&exynos_cpuidle);
}
void __init exynos_cpufreq_init(void)
* This is called from smp_prepare_cpus if we've built for SMP, but
* we still need to set it up for PM and firmware ops if not.
*/
- if (!IS_ENABLED(SMP))
+ if (!IS_ENABLED(CONFIG_SMP))
exynos_sysram_init();
exynos_cpuidle_init();
boot_reg = sysram_ns_base_addr + 0x1c;
- if (!soc_is_exynos4212() && !soc_is_exynos3250())
- boot_reg += 4*cpu;
+ /*
+ * Almost all Exynos-series of SoCs that run in secure mode don't need
+ * additional offset for every CPU, with Exynos4412 being the only
+ * exception.
+ */
+ if (soc_is_exynos4412())
+ boot_reg += 4 * cpu;
__raw_writel(boot_addr, boot_reg);
return 0;
#include <linux/err.h>
#include <linux/slab.h>
#include <linux/pm_domain.h>
+#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/of_address.h>
#include <linux/of_platform.h>
#include "regs-pmu.h"
+#define MAX_CLK_PER_DOMAIN 4
+
/*
* Exynos specific wrapper around the generic power domain
*/
char const *name;
bool is_off;
struct generic_pm_domain pd;
+ struct clk *oscclk;
+ struct clk *clk[MAX_CLK_PER_DOMAIN];
+ struct clk *pclk[MAX_CLK_PER_DOMAIN];
};
static int exynos_pd_power(struct generic_pm_domain *domain, bool power_on)
pd = container_of(domain, struct exynos_pm_domain, pd);
base = pd->base;
+ /* Set oscclk before powering off a domain*/
+ if (!power_on) {
+ int i;
+
+ for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) {
+ if (IS_ERR(pd->clk[i]))
+ break;
+ if (clk_set_parent(pd->clk[i], pd->oscclk))
+ pr_err("%s: error setting oscclk as parent to clock %d\n",
+ pd->name, i);
+ }
+ }
+
pwr = power_on ? S5P_INT_LOCAL_PWR_EN : 0;
__raw_writel(pwr, base);
cpu_relax();
usleep_range(80, 100);
}
+
+ /* Restore clocks after powering on a domain*/
+ if (power_on) {
+ int i;
+
+ for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) {
+ if (IS_ERR(pd->clk[i]))
+ break;
+ if (clk_set_parent(pd->clk[i], pd->pclk[i]))
+ pr_err("%s: error setting parent to clock%d\n",
+ pd->name, i);
+ }
+ }
+
return 0;
}
for_each_compatible_node(np, NULL, "samsung,exynos4210-pd") {
struct exynos_pm_domain *pd;
- int on;
+ int on, i;
+ struct device *dev;
pdev = of_find_device_by_node(np);
+ dev = &pdev->dev;
pd = kzalloc(sizeof(*pd), GFP_KERNEL);
if (!pd) {
pd->pd.power_on = exynos_pd_power_on;
pd->pd.of_node = np;
+ pd->oscclk = clk_get(dev, "oscclk");
+ if (IS_ERR(pd->oscclk))
+ goto no_clk;
+
+ for (i = 0; i < MAX_CLK_PER_DOMAIN; i++) {
+ char clk_name[8];
+
+ snprintf(clk_name, sizeof(clk_name), "clk%d", i);
+ pd->clk[i] = clk_get(dev, clk_name);
+ if (IS_ERR(pd->clk[i]))
+ break;
+ snprintf(clk_name, sizeof(clk_name), "pclk%d", i);
+ pd->pclk[i] = clk_get(dev, clk_name);
+ if (IS_ERR(pd->pclk[i])) {
+ clk_put(pd->clk[i]);
+ pd->clk[i] = ERR_PTR(-EINVAL);
+ break;
+ }
+ }
+
+ if (IS_ERR(pd->clk[0]))
+ clk_put(pd->oscclk);
+
+no_clk:
platform_set_drvdata(pdev, pd);
on = __raw_readl(pd->base + 0x4) & S5P_INT_LOCAL_PWR_EN;
spin_lock_irqsave(gate->lock, flags);
- if (gate->share_count && --(*gate->share_count) > 0)
- goto out;
+ if (gate->share_count) {
+ if (WARN_ON(*gate->share_count == 0))
+ goto out;
+ else if (--(*gate->share_count) > 0)
+ goto out;
+ }
reg = readl(gate->reg);
reg &= ~(3 << gate->bit_idx);
spin_unlock_irqrestore(gate->lock, flags);
}
-static int clk_gate2_is_enabled(struct clk_hw *hw)
+static int clk_gate2_reg_is_enabled(void __iomem *reg, u8 bit_idx)
{
- u32 reg;
- struct clk_gate2 *gate = to_clk_gate2(hw);
+ u32 val = readl(reg);
- reg = readl(gate->reg);
-
- if (((reg >> gate->bit_idx) & 1) == 1)
+ if (((val >> bit_idx) & 1) == 1)
return 1;
return 0;
}
+static int clk_gate2_is_enabled(struct clk_hw *hw)
+{
+ struct clk_gate2 *gate = to_clk_gate2(hw);
+
+ if (gate->share_count)
+ return !!(*gate->share_count);
+ else
+ return clk_gate2_reg_is_enabled(gate->reg, gate->bit_idx);
+}
+
static struct clk_ops clk_gate2_ops = {
.enable = clk_gate2_enable,
.disable = clk_gate2_disable,
gate->bit_idx = bit_idx;
gate->flags = clk_gate2_flags;
gate->lock = lock;
+
+ /* Initialize share_count per hardware state */
+ if (share_count)
+ *share_count = clk_gate2_reg_is_enabled(reg, bit_idx) ? 1 : 0;
gate->share_count = share_count;
init.name = name;
obj-y += system-controller.o mvebu-soc-id.o
ifeq ($(CONFIG_MACH_MVEBU_V7),y)
-obj-y += cpu-reset.o board-v7.o coherency.o coherency_ll.o pmsu.o
+obj-y += cpu-reset.o board-v7.o coherency.o coherency_ll.o pmsu.o pmsu_ll.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o platsmp-a9.o headsmp-a9.o
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
endif
#include <linux/mbus.h>
#include <linux/signal.h>
#include <linux/slab.h>
+#include <linux/irqchip.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
return 1;
}
-static void __init mvebu_timer_and_clk_init(void)
+static void __init mvebu_init_irq(void)
{
- of_clk_init(NULL);
- clocksource_of_init();
+ irqchip_init();
mvebu_scu_enable();
coherency_init();
BUG_ON(mvebu_mbus_dt_init(coherency_available()));
+}
+
+static void __init external_abort_quirk(void)
+{
+ u32 dev, rev;
- if (of_machine_is_compatible("marvell,armada375"))
- hook_fault_code(16 + 6, armada_375_external_abort_wa, SIGBUS, 0,
- "imprecise external abort");
+ if (mvebu_get_soc_id(&dev, &rev) == 0 && rev > ARMADA_375_Z1_REV)
+ return;
+
+ hook_fault_code(16 + 6, armada_375_external_abort_wa, SIGBUS, 0,
+ "imprecise external abort");
}
static void __init i2c_quirk(void)
{
if (of_machine_is_compatible("plathome,openblocks-ax3-4"))
i2c_quirk();
- if (of_machine_is_compatible("marvell,a375-db"))
+ if (of_machine_is_compatible("marvell,a375-db")) {
+ external_abort_quirk();
thermal_quirk();
+ }
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
.l2c_aux_mask = ~0,
.smp = smp_ops(armada_xp_smp_ops),
.init_machine = mvebu_dt_init,
- .init_time = mvebu_timer_and_clk_init,
+ .init_irq = mvebu_init_irq,
.restart = mvebu_restart,
.dt_compat = armada_370_xp_dt_compat,
MACHINE_END
DT_MACHINE_START(ARMADA_375_DT, "Marvell Armada 375 (Device Tree)")
.l2c_aux_val = 0,
.l2c_aux_mask = ~0,
- .init_time = mvebu_timer_and_clk_init,
+ .init_irq = mvebu_init_irq,
.init_machine = mvebu_dt_init,
.restart = mvebu_restart,
.dt_compat = armada_375_dt_compat,
DT_MACHINE_START(ARMADA_38X_DT, "Marvell Armada 380/385 (Device Tree)")
.l2c_aux_val = 0,
.l2c_aux_mask = ~0,
- .init_time = mvebu_timer_and_clk_init,
+ .init_irq = mvebu_init_irq,
.restart = mvebu_restart,
.dt_compat = armada_38x_dt_compat,
MACHINE_END
extern void ll_disable_coherency(void);
extern void ll_enable_coherency(void);
+extern void armada_370_xp_cpu_resume(void);
+
static struct platform_device armada_xp_cpuidle_device = {
.name = "cpuidle-armada-370-xp",
};
writel(reg, pmsu_mp_base + L2C_NFABRIC_PM_CTL);
}
-static void armada_370_xp_cpu_resume(void)
-{
- asm volatile("bl ll_add_cpu_to_smp_group\n\t"
- "bl ll_enable_coherency\n\t"
- "b cpu_resume\n\t");
-}
-
/* No locking is needed because we only access per-CPU registers */
void armada_370_xp_pmsu_idle_prepare(bool deepidle)
{
--- /dev/null
+/*
+ * Copyright (C) 2014 Marvell
+ *
+ * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ * Gregory Clement <gregory.clement@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+
+/*
+ * This is the entry point through which CPUs exiting cpuidle deep
+ * idle state are going.
+ */
+ENTRY(armada_370_xp_cpu_resume)
+ARM_BE8(setend be ) @ go BE8 if entered LE
+ bl ll_add_cpu_to_smp_group
+ bl ll_enable_coherency
+ b cpu_resume
+ENDPROC(armada_370_xp_cpu_resume)
+
obj-$(CONFIG_ARCH_OMAP2) += prm2xxx_3xxx.o prm2xxx.o cm2xxx.o
obj-$(CONFIG_ARCH_OMAP3) += prm2xxx_3xxx.o prm3xxx.o cm3xxx.o
obj-$(CONFIG_ARCH_OMAP3) += vc3xxx_data.o vp3xxx_data.o
-obj-$(CONFIG_SOC_AM33XX) += prm33xx.o cm33xx.o
omap-prcm-4-5-common = cminst44xx.o cm44xx.o prm44xx.o \
prcm_mpu44xx.o prminst44xx.o \
vc44xx_data.o vp44xx_data.o
obj-$(CONFIG_ARCH_OMAP4) += $(omap-prcm-4-5-common)
obj-$(CONFIG_SOC_OMAP5) += $(omap-prcm-4-5-common)
obj-$(CONFIG_SOC_DRA7XX) += $(omap-prcm-4-5-common)
-obj-$(CONFIG_SOC_AM43XX) += $(omap-prcm-4-5-common)
+am33xx-43xx-prcm-common += prm33xx.o cm33xx.o
+obj-$(CONFIG_SOC_AM33XX) += $(am33xx-43xx-prcm-common)
+obj-$(CONFIG_SOC_AM43XX) += $(omap-prcm-4-5-common) \
+ $(am33xx-43xx-prcm-common)
# OMAP voltage domains
voltagedomain-common := voltage.o vc.o vp.o
* (assuming that it is counting N upwards), or -2 if the enclosing loop
* should skip to the next iteration (again assuming N is increasing).
*/
-static int _dpll_test_fint(struct clk_hw_omap *clk, u8 n)
+static int _dpll_test_fint(struct clk_hw_omap *clk, unsigned int n)
{
struct dpll_data *dd;
long fint, fint_min, fint_max;
#define OMAP3430_EN_WDT3_SHIFT 12
#define OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_MASK (1 << 0)
#define OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_SHIFT 0
+#define OMAP3430_IVA2_DPLL_FREQSEL_SHIFT 4
#define OMAP3430_IVA2_DPLL_FREQSEL_MASK (0xf << 4)
#define OMAP3430_EN_IVA2_DPLL_DRIFTGUARD_SHIFT 3
+#define OMAP3430_EN_IVA2_DPLL_SHIFT 0
#define OMAP3430_EN_IVA2_DPLL_MASK (0x7 << 0)
#define OMAP3430_ST_IVA2_SHIFT 0
#define OMAP3430_ST_IVA2_CLK_MASK (1 << 0)
+#define OMAP3430_AUTO_IVA2_DPLL_SHIFT 0
#define OMAP3430_AUTO_IVA2_DPLL_MASK (0x7 << 0)
#define OMAP3430_IVA2_CLK_SRC_SHIFT 19
#define OMAP3430_IVA2_CLK_SRC_WIDTH 3
void am33xx_cm_clkdm_force_sleep(u16 inst, u16 cdoffs);
void am33xx_cm_clkdm_force_wakeup(u16 inst, u16 cdoffs);
-#ifdef CONFIG_SOC_AM33XX
+#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
extern int am33xx_cm_wait_module_idle(u16 inst, s16 cdoffs,
u16 clkctrl_offs);
extern void am33xx_cm_module_enable(u8 mode, u16 inst, s16 cdoffs,
}
#endif
-#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
+#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
+ defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM43XX)
void omap44xx_restart(enum reboot_mode mode, const char *cmd);
#else
static inline void omap44xx_restart(enum reboot_mode mode, const char *cmd)
}
#endif
-extern void __init gic_init_irq(void);
extern void gic_dist_disable(void);
extern void gic_dist_enable(void);
extern bool gic_dist_disabled(void);
static inline void omap_init_audio(void) {}
#endif
-#if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
- defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
-
-static struct platform_device omap_hdmi_audio = {
- .name = "omap-hdmi-audio",
- .id = -1,
-};
-
-static void __init omap_init_hdmi_audio(void)
-{
- struct omap_hwmod *oh;
- struct platform_device *pdev;
-
- oh = omap_hwmod_lookup("dss_hdmi");
- if (!oh)
- return;
-
- pdev = omap_device_build("omap-hdmi-audio-dai", -1, oh, NULL, 0);
- WARN(IS_ERR(pdev),
- "Can't build omap_device for omap-hdmi-audio-dai.\n");
-
- platform_device_register(&omap_hdmi_audio);
-}
-#else
-static inline void omap_init_hdmi_audio(void) {}
-#endif
-
#if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
#include <linux/platform_data/spi-omap2-mcspi.h>
*/
omap_init_audio();
omap_init_camera();
- omap_init_hdmi_audio();
omap_init_mbox();
/* If dtb is there, the devices will be created dynamically */
if (!of_have_populated_dt()) {
#ifdef CONFIG_TIDSPBRIDGE_DVFS
#include "omap-pm.h"
#endif
+#include "soc.h"
#include <linux/platform_data/dsp-omap.h>
phys_addr_t size = CONFIG_TIDSPBRIDGE_MEMPOOL_SIZE;
phys_addr_t paddr;
+ if (!cpu_is_omap34xx())
+ return;
+
if (!size)
return;
int err = -ENOMEM;
struct omap_dsp_platform_data *pdata = &omap_dsp_pdata;
+ if (!cpu_is_omap34xx())
+ return 0;
+
pdata->phys_mempool_base = omap_dsp_get_mempool_base();
if (pdata->phys_mempool_base) {
static void __exit omap_dsp_exit(void)
{
+ if (!cpu_is_omap34xx())
+ return;
+
platform_device_unregister(omap_dsp_pdev);
}
module_exit(omap_dsp_exit);
return ret;
}
- for_each_child_of_node(pdev->dev.of_node, child) {
+ for_each_available_child_of_node(pdev->dev.of_node, child) {
if (!child->name)
continue;
}
break;
+ case 0xb9bc:
+ switch (rev) {
+ case 0:
+ omap_revision = DRA722_REV_ES1_0;
+ break;
+ default:
+ /* If we have no new revisions */
+ omap_revision = DRA722_REV_ES1_0;
+ break;
+ }
+ break;
+
default:
/* Unknown default to latest silicon rev as default*/
pr_warn("%s: unknown idcode=0x%08x (hawkeye=0x%08x,rev=0x%d)\n",
m0_entry = mux->muxnames[0];
/* First check for full name in mode0.muxmode format */
- if (mode0_len && strncmp(muxname, m0_entry, mode0_len))
- continue;
+ if (mode0_len)
+ if (strncmp(muxname, m0_entry, mode0_len) ||
+ (strlen(m0_entry) != mode0_len))
+ continue;
/* Then check for muxmode only */
for (i = 0; i < OMAP_MUX_NR_MODES; i++) {
{}
#endif
-void __init gic_init_irq(void)
-{
- void __iomem *omap_irq_base;
-
- /* Static mapping, never released */
- gic_dist_base_addr = ioremap(OMAP44XX_GIC_DIST_BASE, SZ_4K);
- BUG_ON(!gic_dist_base_addr);
-
- twd_base = ioremap(OMAP44XX_LOCAL_TWD_BASE, SZ_4K);
- BUG_ON(!twd_base);
-
- /* Static mapping, never released */
- omap_irq_base = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_512);
- BUG_ON(!omap_irq_base);
-
- omap_wakeupgen_init();
-
- gic_init(0, 29, gic_dist_base_addr, omap_irq_base);
-}
-
void gic_dist_disable(void)
{
if (gic_dist_base_addr)
soc_ops.enable_module = _omap4_enable_module;
soc_ops.disable_module = _omap4_disable_module;
soc_ops.wait_target_ready = _omap4_wait_target_ready;
- soc_ops.assert_hardreset = _omap4_assert_hardreset;
- soc_ops.deassert_hardreset = _omap4_deassert_hardreset;
- soc_ops.is_hardreset_asserted = _omap4_is_hardreset_asserted;
+ soc_ops.assert_hardreset = _am33xx_assert_hardreset;
+ soc_ops.deassert_hardreset = _am33xx_deassert_hardreset;
+ soc_ops.is_hardreset_asserted = _am33xx_is_hardreset_asserted;
soc_ops.init_clkdm = _init_clkdm;
} else if (soc_is_am33xx()) {
soc_ops.enable_module = _am33xx_enable_module;
},
};
+/*
+ * 'ocp2scp' class
+ * bridge to transform ocp interface protocol to scp (serial control port)
+ * protocol
+ */
+/* ocp2scp3 */
+static struct omap_hwmod omap54xx_ocp2scp3_hwmod;
+/* l4_cfg -> ocp2scp3 */
+static struct omap_hwmod_ocp_if omap54xx_l4_cfg__ocp2scp3 = {
+ .master = &omap54xx_l4_cfg_hwmod,
+ .slave = &omap54xx_ocp2scp3_hwmod,
+ .clk = "l4_root_clk_div",
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+static struct omap_hwmod omap54xx_ocp2scp3_hwmod = {
+ .name = "ocp2scp3",
+ .class = &omap54xx_ocp2scp_hwmod_class,
+ .clkdm_name = "l3init_clkdm",
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = OMAP54XX_CM_L3INIT_OCP2SCP3_CLKCTRL_OFFSET,
+ .context_offs = OMAP54XX_RM_L3INIT_OCP2SCP3_CONTEXT_OFFSET,
+ .modulemode = MODULEMODE_HWCTRL,
+ },
+ },
+};
+
+/*
+ * 'sata' class
+ * sata: serial ata interface gen2 compliant ( 1 rx/ 1 tx)
+ */
+
+static struct omap_hwmod_class_sysconfig omap54xx_sata_sysc = {
+ .sysc_offs = 0x0000,
+ .sysc_flags = (SYSC_HAS_MIDLEMODE | SYSC_HAS_SIDLEMODE),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ SIDLE_SMART_WKUP | MSTANDBY_FORCE | MSTANDBY_NO |
+ MSTANDBY_SMART | MSTANDBY_SMART_WKUP),
+ .sysc_fields = &omap_hwmod_sysc_type2,
+};
+
+static struct omap_hwmod_class omap54xx_sata_hwmod_class = {
+ .name = "sata",
+ .sysc = &omap54xx_sata_sysc,
+};
+
+/* sata */
+static struct omap_hwmod omap54xx_sata_hwmod = {
+ .name = "sata",
+ .class = &omap54xx_sata_hwmod_class,
+ .clkdm_name = "l3init_clkdm",
+ .flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
+ .main_clk = "func_48m_fclk",
+ .mpu_rt_idx = 1,
+ .prcm = {
+ .omap4 = {
+ .clkctrl_offs = OMAP54XX_CM_L3INIT_SATA_CLKCTRL_OFFSET,
+ .context_offs = OMAP54XX_RM_L3INIT_SATA_CONTEXT_OFFSET,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+/* l4_cfg -> sata */
+static struct omap_hwmod_ocp_if omap54xx_l4_cfg__sata = {
+ .master = &omap54xx_l4_cfg_hwmod,
+ .slave = &omap54xx_sata_hwmod,
+ .clk = "l3_iclk_div",
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
/*
* Interfaces
&omap54xx_l4_cfg__usb_tll_hs,
&omap54xx_l4_cfg__usb_otg_ss,
&omap54xx_l4_wkup__wd_timer2,
+ &omap54xx_l4_cfg__ocp2scp3,
+ &omap54xx_l4_cfg__sata,
NULL,
};
};
/* sata */
-static struct omap_hwmod_opt_clk sata_opt_clks[] = {
- { .role = "ref_clk", .clk = "sata_ref_clk" },
-};
static struct omap_hwmod dra7xx_sata_hwmod = {
.name = "sata",
.clkdm_name = "l3init_clkdm",
.flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
.main_clk = "func_48m_fclk",
+ .mpu_rt_idx = 1,
.prcm = {
.omap4 = {
.clkctrl_offs = DRA7XX_CM_L3INIT_SATA_CLKCTRL_OFFSET,
.modulemode = MODULEMODE_SWCTRL,
},
},
- .opt_clks = sata_opt_clks,
- .opt_clks_cnt = ARRAY_SIZE(sata_opt_clks),
};
/*
*
*/
+static struct omap_hwmod_class_sysconfig dra7xx_usb_otg_ss_sysc = {
+ .rev_offs = 0x0000,
+ .sysc_offs = 0x0010,
+ .sysc_flags = (SYSC_HAS_DMADISABLE | SYSC_HAS_MIDLEMODE |
+ SYSC_HAS_SIDLEMODE),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ SIDLE_SMART_WKUP | MSTANDBY_FORCE | MSTANDBY_NO |
+ MSTANDBY_SMART | MSTANDBY_SMART_WKUP),
+ .sysc_fields = &omap_hwmod_sysc_type2,
+};
+
static struct omap_hwmod_class dra7xx_usb_otg_ss_hwmod_class = {
.name = "usb_otg_ss",
+ .sysc = &dra7xx_usb_otg_ss_sysc,
};
/* usb_otg_ss1 */
#define OMAP3430_LOGICSTATEST_MASK (1 << 2)
#define OMAP3430_LASTLOGICSTATEENTERED_MASK (1 << 2)
#define OMAP3430_LASTPOWERSTATEENTERED_MASK (0x3 << 0)
+#define OMAP3430_GRPSEL_MCBSP5_MASK (1 << 10)
+#define OMAP3430_GRPSEL_MCBSP1_MASK (1 << 9)
#define OMAP3630_GRPSEL_UART4_MASK (1 << 18)
#define OMAP3430_GRPSEL_GPIO6_MASK (1 << 17)
#define OMAP3430_GRPSEL_GPIO5_MASK (1 << 16)
#define OMAP3430_GRPSEL_GPIO3_MASK (1 << 14)
#define OMAP3430_GRPSEL_GPIO2_MASK (1 << 13)
#define OMAP3430_GRPSEL_UART3_MASK (1 << 11)
+#define OMAP3430_GRPSEL_GPT8_MASK (1 << 9)
+#define OMAP3430_GRPSEL_GPT7_MASK (1 << 8)
+#define OMAP3430_GRPSEL_GPT6_MASK (1 << 7)
+#define OMAP3430_GRPSEL_GPT5_MASK (1 << 6)
#define OMAP3430_GRPSEL_MCBSP4_MASK (1 << 2)
#define OMAP3430_GRPSEL_MCBSP3_MASK (1 << 1)
#define OMAP3430_GRPSEL_MCBSP2_MASK (1 << 0)
#define DRA7XX_CLASS 0x07000000
#define DRA752_REV_ES1_0 (DRA7XX_CLASS | (0x52 << 16) | (0x10 << 8))
#define DRA752_REV_ES1_1 (DRA7XX_CLASS | (0x52 << 16) | (0x11 << 8))
+#define DRA722_REV_ES1_0 (DRA7XX_CLASS | (0x22 << 16) | (0x10 << 8))
void omap2xxx_check_revision(void);
void omap3xxx_check_revision(void);
#include <linux/clk-provider.h>
#include <linux/clocksource.h>
+#include <linux/delay.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/io.h>
+#include <linux/reboot.h>
#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/system_misc.h>
+
+#define SUN4I_WATCHDOG_CTRL_REG 0x00
+#define SUN4I_WATCHDOG_CTRL_RESTART BIT(0)
+#define SUN4I_WATCHDOG_MODE_REG 0x04
+#define SUN4I_WATCHDOG_MODE_ENABLE BIT(0)
+#define SUN4I_WATCHDOG_MODE_RESET_ENABLE BIT(1)
+
+#define SUN6I_WATCHDOG1_IRQ_REG 0x00
+#define SUN6I_WATCHDOG1_CTRL_REG 0x10
+#define SUN6I_WATCHDOG1_CTRL_RESTART BIT(0)
+#define SUN6I_WATCHDOG1_CONFIG_REG 0x14
+#define SUN6I_WATCHDOG1_CONFIG_RESTART BIT(0)
+#define SUN6I_WATCHDOG1_CONFIG_IRQ BIT(1)
+#define SUN6I_WATCHDOG1_MODE_REG 0x18
+#define SUN6I_WATCHDOG1_MODE_ENABLE BIT(0)
+
+static void __iomem *wdt_base;
+
+static void sun4i_restart(enum reboot_mode mode, const char *cmd)
+{
+ if (!wdt_base)
+ return;
+
+ /* Enable timer and set reset bit in the watchdog */
+ writel(SUN4I_WATCHDOG_MODE_ENABLE | SUN4I_WATCHDOG_MODE_RESET_ENABLE,
+ wdt_base + SUN4I_WATCHDOG_MODE_REG);
+
+ /*
+ * Restart the watchdog. The default (and lowest) interval
+ * value for the watchdog is 0.5s.
+ */
+ writel(SUN4I_WATCHDOG_CTRL_RESTART, wdt_base + SUN4I_WATCHDOG_CTRL_REG);
+
+ while (1) {
+ mdelay(5);
+ writel(SUN4I_WATCHDOG_MODE_ENABLE | SUN4I_WATCHDOG_MODE_RESET_ENABLE,
+ wdt_base + SUN4I_WATCHDOG_MODE_REG);
+ }
+}
+
+static struct of_device_id sunxi_restart_ids[] = {
+ { .compatible = "allwinner,sun4i-a10-wdt" },
+ { /*sentinel*/ }
+};
+
+static void sunxi_setup_restart(void)
+{
+ struct device_node *np;
+
+ np = of_find_matching_node(NULL, sunxi_restart_ids);
+ if (WARN(!np, "unable to setup watchdog restart"))
+ return;
+
+ wdt_base = of_iomap(np, 0);
+ WARN(!wdt_base, "failed to map watchdog base address");
+}
+
+static void __init sunxi_dt_init(void)
+{
+ sunxi_setup_restart();
+
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+}
static const char * const sunxi_board_dt_compat[] = {
"allwinner,sun4i-a10",
};
DT_MACHINE_START(SUNXI_DT, "Allwinner A1X (Device Tree)")
+ .init_machine = sunxi_dt_init,
.dt_compat = sunxi_board_dt_compat,
+ .restart = sun4i_restart,
MACHINE_END
static const char * const sun6i_board_dt_compat[] = {
};
DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")
+ .init_machine = sunxi_dt_init,
.dt_compat = sun7i_board_dt_compat,
+ .restart = sun4i_restart,
MACHINE_END
static void __init l2c310_enable(void __iomem *base, u32 aux, unsigned num_lock)
{
- unsigned rev = readl_relaxed(base + L2X0_CACHE_ID) & L2X0_CACHE_ID_PART_MASK;
+ unsigned rev = readl_relaxed(base + L2X0_CACHE_ID) & L2X0_CACHE_ID_RTL_MASK;
bool cortex_a9 = read_cpuid_part_number() == ARM_CPU_PART_CORTEX_A9;
if (rev >= L310_CACHE_ID_RTL_R2P0) {
#define TASK_SIZE_32 UL(0x100000000)
#define TASK_SIZE (test_thread_flag(TIF_32BIT) ? \
TASK_SIZE_32 : TASK_SIZE_64)
+#define TASK_SIZE_OF(tsk) (test_tsk_thread_flag(tsk, TIF_32BIT) ? \
+ TASK_SIZE_32 : TASK_SIZE_64)
#else
#define TASK_SIZE TASK_SIZE_64
#endif /* CONFIG_COMPAT */
#define pmd_sect(pmd) ((pmd_val(pmd) & PMD_TYPE_MASK) == \
PMD_TYPE_SECT)
-#ifdef ARM64_64K_PAGES
+#ifdef CONFIG_ARM64_64K_PAGES
#define pud_sect(pud) (0)
#else
#define pud_sect(pud) ((pud_val(pud) & PUD_TYPE_MASK) == \
#include <uapi/asm/ptrace.h>
+/* Current Exception Level values, as contained in CurrentEL */
+#define CurrentEL_EL1 (1 << 2)
+#define CurrentEL_EL2 (2 << 2)
+
/* AArch32-specific ptrace requests */
#define COMPAT_PTRACE_GETREGS 12
#define COMPAT_PTRACE_SETREGS 13
/* Turn off Dcache and MMU */
mrs x0, CurrentEL
- cmp x0, #PSR_MODE_EL2t
- ccmp x0, #PSR_MODE_EL2h, #0x4, ne
+ cmp x0, #CurrentEL_EL2
b.ne 1f
mrs x0, sctlr_el2
bic x0, x0, #1 << 0 // clear SCTLR.M
*/
ENTRY(el2_setup)
mrs x0, CurrentEL
- cmp x0, #PSR_MODE_EL2t
- ccmp x0, #PSR_MODE_EL2h, #0x4, ne
+ cmp x0, #CurrentEL_EL2
b.ne 1f
mrs x0, sctlr_el2
CPU_BE( orr x0, x0, #(1 << 25) ) // Set the EE bit for EL2
copy_page(kto, kfrom);
__flush_dcache_area(kto, PAGE_SIZE);
}
+EXPORT_SYMBOL_GPL(__cpu_copy_user_page);
void __cpu_clear_user_page(void *kaddr, unsigned long vaddr)
{
clear_page(kaddr);
}
+EXPORT_SYMBOL_GPL(__cpu_clear_user_page);
return;
if (!test_and_set_bit(PG_dcache_clean, &page->flags)) {
- __flush_dcache_area(page_address(page), PAGE_SIZE);
+ __flush_dcache_area(page_address(page),
+ PAGE_SIZE << compound_order(page));
__flush_icache_all();
} else if (icache_is_aivivt()) {
__flush_icache_all();
jls 1f
lsrl #1,%d1
1:
- movel %d1,m68k_init_mapped_size
+ lea %pc@(m68k_init_mapped_size),%a0
+ movel %d1,%a0@
mmu_map #PAGE_OFFSET,%pc@(L(phys_kernel_start)),%d1,\
%pc@(m68k_supervisor_cachemode)
*/
#include <linux/errno.h>
+#include <linux/export.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/kernel.h>
unsigned long (*mach_random_get_entropy)(void);
+EXPORT_SYMBOL_GPL(mach_random_get_entropy);
/*
kfree(vcpu->arch.guest_ebase);
kfree(vcpu->arch.kseg0_commpage);
+ kfree(vcpu);
}
void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)
{HPHW_FIO, 0x004, 0x00320, 0x0, "Metheus Frame Buffer"},
{HPHW_FIO, 0x004, 0x00340, 0x0, "BARCO CX4500 VME Grphx Cnsl"},
{HPHW_FIO, 0x004, 0x00360, 0x0, "Hughes TOG VME FDDI"},
- {HPHW_FIO, 0x076, 0x000AD, 0x00, "Crestone Peak RS-232"},
+ {HPHW_FIO, 0x076, 0x000AD, 0x0, "Crestone Peak Core RS-232"},
+ {HPHW_FIO, 0x077, 0x000AD, 0x0, "Crestone Peak Fast? Core RS-232"},
{HPHW_IOA, 0x185, 0x0000B, 0x00, "Java BC Summit Port"},
{HPHW_IOA, 0x1FF, 0x0000B, 0x00, "Hitachi Ghostview Summit Port"},
{HPHW_IOA, 0x580, 0x0000B, 0x10, "U2-IOA BC Runway Port"},
* Copyright (C) 2000-2001 Hewlett Packard Company
* Copyright (C) 2000 John Marvin
* Copyright (C) 2001 Matthew Wilcox
+ * Copyright (C) 2014 Helge Deller <deller@gmx.de>
*
* These routines maintain argument size conversion between 32bit and 64bit
* environment. Based heavily on sys_ia32.c and sys_sparc32.c.
#include <linux/compat.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/fs.h>
-#include <linux/mm.h>
-#include <linux/file.h>
-#include <linux/signal.h>
-#include <linux/resource.h>
-#include <linux/times.h>
-#include <linux/time.h>
-#include <linux/smp.h>
-#include <linux/sem.h>
-#include <linux/shm.h>
-#include <linux/slab.h>
-#include <linux/uio.h>
-#include <linux/ncp_fs.h>
-#include <linux/poll.h>
-#include <linux/personality.h>
-#include <linux/stat.h>
-#include <linux/highmem.h>
-#include <linux/highuid.h>
-#include <linux/mman.h>
-#include <linux/binfmts.h>
-#include <linux/namei.h>
-#include <linux/vfs.h>
-#include <linux/ptrace.h>
-#include <linux/swap.h>
#include <linux/syscalls.h>
-#include <asm/types.h>
-#include <asm/uaccess.h>
-#include <asm/mmu_context.h>
-
-#undef DEBUG
-
-#ifdef DEBUG
-#define DBG(x) printk x
-#else
-#define DBG(x)
-#endif
asmlinkage long sys32_unimplemented(int r26, int r25, int r24, int r23,
int r22, int r21, int r20)
current->comm, current->pid, r20);
return -ENOSYS;
}
+
+asmlinkage long sys32_fanotify_mark(compat_int_t fanotify_fd, compat_uint_t flags,
+ compat_uint_t mask0, compat_uint_t mask1, compat_int_t dfd,
+ const char __user * pathname)
+{
+ return sys_fanotify_mark(fanotify_fd, flags,
+ ((__u64)mask1 << 32) | mask0,
+ dfd, pathname);
+}
ENTRY_SAME(accept4) /* 320 */
ENTRY_SAME(prlimit64)
ENTRY_SAME(fanotify_init)
- ENTRY_COMP(fanotify_mark)
+ ENTRY_DIFF(fanotify_mark)
ENTRY_COMP(clock_adjtime)
ENTRY_SAME(name_to_handle_at) /* 325 */
ENTRY_COMP(open_by_handle_at)
config CRASH_DUMP
bool "Build a kdump crash kernel"
depends on PPC64 || 6xx || FSL_BOOKE || (44x && !SMP)
- select RELOCATABLE if PPC64 || 44x || FSL_BOOKE
+ select RELOCATABLE if (PPC64 && !COMPILE_TEST) || 44x || FSL_BOOKE
help
Build a kernel suitable for use as a kdump capture kernel.
The same kernel binary can be used as production kernel and dump
if PPC64
config RELOCATABLE
bool "Build a relocatable kernel"
+ depends on !COMPILE_TEST
select NONSTATIC_KERNEL
help
This builds a kernel image that is capable of running anywhere
#define MMU_FTR_TYPE_40x ASM_CONST(0x00000004)
#define MMU_FTR_TYPE_44x ASM_CONST(0x00000008)
#define MMU_FTR_TYPE_FSL_E ASM_CONST(0x00000010)
-#define MMU_FTR_TYPE_3E ASM_CONST(0x00000020)
-#define MMU_FTR_TYPE_47x ASM_CONST(0x00000040)
+#define MMU_FTR_TYPE_47x ASM_CONST(0x00000020)
/*
* This is individual features
MMU_FTR_CI_LARGE_PAGE
#define MMU_FTRS_PA6T MMU_FTRS_DEFAULT_HPTE_ARCH_V2 | \
MMU_FTR_CI_LARGE_PAGE | MMU_FTR_NO_SLBIE_B
-#define MMU_FTRS_A2 MMU_FTR_TYPE_3E | MMU_FTR_USE_TLBILX | \
- MMU_FTR_USE_TLBIVAX_BCAST | \
- MMU_FTR_LOCK_BCAST_INVAL | \
- MMU_FTR_USE_TLBRSRV | \
- MMU_FTR_USE_PAIRED_MAS | \
- MMU_FTR_TLBIEL | \
- MMU_FTR_16M_PAGE
#ifndef __ASSEMBLY__
#include <asm/cputable.h>
#define PPMU_SIAR_VALID 0x00000010 /* Processor has SIAR Valid bit */
#define PPMU_HAS_SSLOT 0x00000020 /* Has sampled slot in MMCRA */
#define PPMU_HAS_SIER 0x00000040 /* Has SIER */
-#define PPMU_BHRB 0x00000080 /* has BHRB feature enabled */
-#define PPMU_EBB 0x00000100 /* supports event based branch */
+#define PPMU_ARCH_207S 0x00000080 /* PMC is architecture v2.07S */
/*
* Values for flags to get_alternatives()
_GLOBAL(power7_sleep)
li r3,1
- li r4,0
+ li r4,1
b power7_powersave_common
/* No return */
stw r10, HSTATE_PMC + 24(r13)
stw r11, HSTATE_PMC + 28(r13)
END_FTR_SECTION_IFSET(CPU_FTR_ARCH_201)
-BEGIN_FTR_SECTION
- mfspr r9, SPRN_SIER
- std r8, HSTATE_MMCR + 40(r13)
- std r9, HSTATE_MMCR + 48(r13)
-END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
31:
/*
} else if (mmu_has_feature(MMU_FTR_TYPE_47x)) {
first_context = 1;
last_context = 65535;
- } else
-#ifdef CONFIG_PPC_BOOK3E_MMU
- if (mmu_has_feature(MMU_FTR_TYPE_3E)) {
- u32 mmucfg = mfspr(SPRN_MMUCFG);
- u32 pid_bits = (mmucfg & MMUCFG_PIDSIZE_MASK)
- >> MMUCFG_PIDSIZE_SHIFT;
- first_context = 1;
- last_context = (1UL << (pid_bits + 1)) - 1;
- } else
-#endif
- {
+ } else {
first_context = 1;
last_context = 255;
}
case BPF_ANC | SKF_AD_VLAN_TAG:
case BPF_ANC | SKF_AD_VLAN_TAG_PRESENT:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, vlan_tci) != 2);
+ BUILD_BUG_ON(VLAN_TAG_PRESENT != 0x1000);
+
PPC_LHZ_OFFS(r_A, r_skb, offsetof(struct sk_buff,
vlan_tci));
- if (code == (BPF_ANC | SKF_AD_VLAN_TAG))
- PPC_ANDI(r_A, r_A, VLAN_VID_MASK);
- else
+ if (code == (BPF_ANC | SKF_AD_VLAN_TAG)) {
+ PPC_ANDI(r_A, r_A, ~VLAN_TAG_PRESENT);
+ } else {
PPC_ANDI(r_A, r_A, VLAN_TAG_PRESENT);
+ PPC_SRWI(r_A, r_A, 12);
+ }
break;
case BPF_ANC | SKF_AD_QUEUE:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff,
* check that the PMU supports EBB, meaning those that don't can still
* use bit 63 of the event code for something else if they wish.
*/
- return (ppmu->flags & PPMU_EBB) &&
+ return (ppmu->flags & PPMU_ARCH_207S) &&
((event->attr.config >> PERF_EVENT_CONFIG_EBB_SHIFT) & 1);
}
if (ppmu->flags & PPMU_HAS_SIER)
sier = mfspr(SPRN_SIER);
- if (ppmu->flags & PPMU_EBB) {
+ if (ppmu->flags & PPMU_ARCH_207S) {
pr_info("MMCR2: %016lx EBBHR: %016lx\n",
mfspr(SPRN_MMCR2), mfspr(SPRN_EBBHR));
pr_info("EBBRR: %016lx BESCR: %016lx\n",
} while (local64_cmpxchg(&event->hw.prev_count, prev, val) != prev);
local64_add(delta, &event->count);
- local64_sub(delta, &event->hw.period_left);
+
+ /*
+ * A number of places program the PMC with (0x80000000 - period_left).
+ * We never want period_left to be less than 1 because we will program
+ * the PMC with a value >= 0x800000000 and an edge detected PMC will
+ * roll around to 0 before taking an exception. We have seen this
+ * on POWER8.
+ *
+ * To fix this, clamp the minimum value of period_left to 1.
+ */
+ do {
+ prev = local64_read(&event->hw.period_left);
+ val = prev - delta;
+ if (val < 1)
+ val = 1;
+ } while (local64_cmpxchg(&event->hw.period_left, prev, val) != prev);
}
/*
write_mmcr0(cpuhw, mmcr0);
+ if (ppmu->flags & PPMU_ARCH_207S)
+ mtspr(SPRN_MMCR2, 0);
+
/*
* Enable instruction sampling if necessary
*/
if (has_branch_stack(event)) {
/* PMU has BHRB enabled */
- if (!(ppmu->flags & PPMU_BHRB))
+ if (!(ppmu->flags & PPMU_ARCH_207S))
return -EOPNOTSUPP;
}
.get_constraint = power8_get_constraint,
.get_alternatives = power8_get_alternatives,
.disable_pmc = power8_disable_pmc,
- .flags = PPMU_HAS_SSLOT | PPMU_HAS_SIER | PPMU_BHRB | PPMU_EBB,
+ .flags = PPMU_HAS_SSLOT | PPMU_HAS_SIER | PPMU_ARCH_207S,
.n_generic = ARRAY_SIZE(power8_generic_events),
.generic_events = power8_generic_events,
.cache_events = &power8_cache_events,
return ret;
}
+#ifdef CONFIG_COREDUMP
int elf_coredump_extra_notes_size(void)
{
struct spufs_calls *calls;
return ret;
}
+#endif
void notify_spus_active(void)
{
obj-$(CONFIG_SPU_FS) += spufs.o
-spufs-y += inode.o file.o context.o syscalls.o coredump.o
+spufs-y += inode.o file.o context.o syscalls.o
spufs-y += sched.o backing_ops.o hw_ops.o run.o gang.o
spufs-y += switch.o fault.o lscsa_alloc.o
+spufs-$(CONFIG_COREDUMP) += coredump.o
# magic for the trace events
CFLAGS_sched.o := -I$(src)
struct spufs_calls spufs_calls = {
.create_thread = do_spu_create,
.spu_run = do_spu_run,
- .coredump_extra_notes_size = spufs_coredump_extra_notes_size,
- .coredump_extra_notes_write = spufs_coredump_extra_notes_write,
.notify_spus_active = do_notify_spus_active,
.owner = THIS_MODULE,
+#ifdef CONFIG_COREDUMP
+ .coredump_extra_notes_size = spufs_coredump_extra_notes_size,
+ .coredump_extra_notes_write = spufs_coredump_extra_notes_write,
+#endif
};
header-y += socket.h
header-y += sockios.h
header-y += sclp_ctl.h
+header-y += sie.h
header-y += stat.h
header-y += statfs.h
header-y += swab.h
#ifndef _UAPI_ASM_S390_SIE_H
#define _UAPI_ASM_S390_SIE_H
-#include <asm/sigp.h>
-
#define diagnose_codes \
{ 0x10, "DIAG (0x10) release pages" }, \
{ 0x44, "DIAG (0x44) time slice end" }, \
{ 0x500, "DIAG (0x500) KVM virtio functions" }, \
{ 0x501, "DIAG (0x501) KVM breakpoint" }
-#define sigp_order_codes \
- { SIGP_SENSE, "SIGP sense" }, \
- { SIGP_EXTERNAL_CALL, "SIGP external call" }, \
- { SIGP_EMERGENCY_SIGNAL, "SIGP emergency signal" }, \
- { SIGP_STOP, "SIGP stop" }, \
- { SIGP_STOP_AND_STORE_STATUS, "SIGP stop and store status" }, \
- { SIGP_SET_ARCHITECTURE, "SIGP set architecture" }, \
- { SIGP_SET_PREFIX, "SIGP set prefix" }, \
- { SIGP_SENSE_RUNNING, "SIGP sense running" }, \
- { SIGP_RESTART, "SIGP restart" }, \
- { SIGP_INITIAL_CPU_RESET, "SIGP initial cpu reset" }, \
- { SIGP_STORE_STATUS_AT_ADDRESS, "SIGP store status at address" }
+#define sigp_order_codes \
+ { 0x01, "SIGP sense" }, \
+ { 0x02, "SIGP external call" }, \
+ { 0x03, "SIGP emergency signal" }, \
+ { 0x05, "SIGP stop" }, \
+ { 0x06, "SIGP restart" }, \
+ { 0x09, "SIGP stop and store status" }, \
+ { 0x0b, "SIGP initial cpu reset" }, \
+ { 0x0d, "SIGP set prefix" }, \
+ { 0x0e, "SIGP store status at address" }, \
+ { 0x12, "SIGP set architecture" }, \
+ { 0x15, "SIGP sense running" }
#define icpt_prog_codes \
{ 0x0001, "Prog Operation" }, \
/* save number of bits */
bits[1] = cpu_to_be64(sctx->count[0] << 3);
- bits[0] = cpu_to_be64(sctx->count[1] << 3) | sctx->count[0] >> 61;
+ bits[0] = cpu_to_be64(sctx->count[1] << 3 | sctx->count[0] >> 61);
/* Pad out to 112 mod 128 and append length */
index = sctx->count[0] & 0x7f;
#define KVM_REFILL_PAGES 25
#define KVM_MAX_CPUID_ENTRIES 80
#define KVM_NR_FIXED_MTRR_REGION 88
-#define KVM_NR_VAR_MTRR 8
+#define KVM_NR_VAR_MTRR 10
#define ASYNC_PF_PER_VCPU 64
bool nmi_injected; /* Trying to inject an NMI this entry */
struct mtrr_state_type mtrr_state;
- u32 pat;
+ u64 pat;
unsigned switch_db_regs;
unsigned long db[KVM_NR_DB_REGS];
#define ARCH_HAS_USER_SINGLE_STEP_INFO
+/*
+ * When hitting ptrace_stop(), we cannot return using SYSRET because
+ * that does not restore the full CPU state, only a minimal set. The
+ * ptracer can change arbitrary register values, which is usually okay
+ * because the usual ptrace stops run off the signal delivery path which
+ * forces IRET; however, ptrace_event() stops happen in arbitrary places
+ * in the kernel and don't force IRET path.
+ *
+ * So force IRET path after a ptrace stop.
+ */
+#define arch_ptrace_stop_needed(code, info) \
+({ \
+ set_thread_flag(TIF_NOTIFY_RESUME); \
+ false; \
+})
+
struct user_desc;
extern int do_get_thread_area(struct task_struct *p, int idx,
struct user_desc __user *info);
intel_pmu_lbr_read();
+ /*
+ * CondChgd bit 63 doesn't mean any overflow status. Ignore
+ * and clear the bit.
+ */
+ if (__test_and_clear_bit(63, (unsigned long *)&status)) {
+ if (!status)
+ goto done;
+ }
+
/*
* PEBS overflow sets bit 62 in the global status register
*/
*/
if (var->unusable)
var->db = 0;
+ var->dpl = to_svm(vcpu)->vmcb->save.cpl;
break;
}
}
if (!(data & HV_X64_MSR_TSC_REFERENCE_ENABLE))
break;
gfn = data >> HV_X64_MSR_TSC_REFERENCE_ADDRESS_SHIFT;
- if (kvm_write_guest(kvm, data,
+ if (kvm_write_guest(kvm, gfn << HV_X64_MSR_TSC_REFERENCE_ADDRESS_SHIFT,
&tsc_ref, sizeof(tsc_ref)))
return 1;
mark_page_dirty(kvm, gfn);
uint64_t flags = GET_LE(&in->sh_flags);
bool copy = flags & SHF_ALLOC &&
+ (GET_LE(&in->sh_size) ||
+ (GET_LE(&in->sh_type) != SHT_RELA &&
+ GET_LE(&in->sh_type) != SHT_REL)) &&
strcmp(name, ".altinstructions") &&
strcmp(name, ".altinstr_replacement");
Only used for the 64-bit and x32 vdsos. */
static unsigned long vdso_addr(unsigned long start, unsigned len)
{
+#ifdef CONFIG_X86_32
+ return 0;
+#else
unsigned long addr, end;
unsigned offset;
end = (start + PMD_SIZE - 1) & PMD_MASK;
addr = align_vdso_addr(addr);
return addr;
+#endif
}
static int map_vdso(const struct vdso_image *image, bool calculate_addr)
#include <linux/types.h>
#include <linux/dmi.h>
#include <linux/delay.h>
+#ifdef CONFIG_ACPI_PROCFS_POWER
+#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
+#endif
#include <linux/platform_device.h>
#include <linux/power_supply.h>
#include <linux/acpi.h>
MODULE_DESCRIPTION("ACPI AC Adapter Driver");
MODULE_LICENSE("GPL");
+
static int acpi_ac_add(struct acpi_device *device);
static int acpi_ac_remove(struct acpi_device *device);
static void acpi_ac_notify(struct acpi_device *device, u32 event);
#endif
static SIMPLE_DEV_PM_OPS(acpi_ac_pm, NULL, acpi_ac_resume);
+#ifdef CONFIG_ACPI_PROCFS_POWER
+extern struct proc_dir_entry *acpi_lock_ac_dir(void);
+extern void *acpi_unlock_ac_dir(struct proc_dir_entry *acpi_ac_dir);
+static int acpi_ac_open_fs(struct inode *inode, struct file *file);
+#endif
+
+
static int ac_sleep_before_get_state_ms;
static struct acpi_driver acpi_ac_driver = {
#define to_acpi_ac(x) container_of(x, struct acpi_ac, charger)
+#ifdef CONFIG_ACPI_PROCFS_POWER
+static const struct file_operations acpi_ac_fops = {
+ .owner = THIS_MODULE,
+ .open = acpi_ac_open_fs,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+#endif
+
/* --------------------------------------------------------------------------
AC Adapter Management
-------------------------------------------------------------------------- */
POWER_SUPPLY_PROP_ONLINE,
};
+#ifdef CONFIG_ACPI_PROCFS_POWER
+/* --------------------------------------------------------------------------
+ FS Interface (/proc)
+ -------------------------------------------------------------------------- */
+
+static struct proc_dir_entry *acpi_ac_dir;
+
+static int acpi_ac_seq_show(struct seq_file *seq, void *offset)
+{
+ struct acpi_ac *ac = seq->private;
+
+
+ if (!ac)
+ return 0;
+
+ if (acpi_ac_get_state(ac)) {
+ seq_puts(seq, "ERROR: Unable to read AC Adapter state\n");
+ return 0;
+ }
+
+ seq_puts(seq, "state: ");
+ switch (ac->state) {
+ case ACPI_AC_STATUS_OFFLINE:
+ seq_puts(seq, "off-line\n");
+ break;
+ case ACPI_AC_STATUS_ONLINE:
+ seq_puts(seq, "on-line\n");
+ break;
+ default:
+ seq_puts(seq, "unknown\n");
+ break;
+ }
+
+ return 0;
+}
+
+static int acpi_ac_open_fs(struct inode *inode, struct file *file)
+{
+ return single_open(file, acpi_ac_seq_show, PDE_DATA(inode));
+}
+
+static int acpi_ac_add_fs(struct acpi_ac *ac)
+{
+ struct proc_dir_entry *entry = NULL;
+
+ printk(KERN_WARNING PREFIX "Deprecated procfs I/F for AC is loaded,"
+ " please retry with CONFIG_ACPI_PROCFS_POWER cleared\n");
+ if (!acpi_device_dir(ac->device)) {
+ acpi_device_dir(ac->device) =
+ proc_mkdir(acpi_device_bid(ac->device), acpi_ac_dir);
+ if (!acpi_device_dir(ac->device))
+ return -ENODEV;
+ }
+
+ /* 'state' [R] */
+ entry = proc_create_data(ACPI_AC_FILE_STATE,
+ S_IRUGO, acpi_device_dir(ac->device),
+ &acpi_ac_fops, ac);
+ if (!entry)
+ return -ENODEV;
+ return 0;
+}
+
+static int acpi_ac_remove_fs(struct acpi_ac *ac)
+{
+
+ if (acpi_device_dir(ac->device)) {
+ remove_proc_entry(ACPI_AC_FILE_STATE,
+ acpi_device_dir(ac->device));
+ remove_proc_entry(acpi_device_bid(ac->device), acpi_ac_dir);
+ acpi_device_dir(ac->device) = NULL;
+ }
+
+ return 0;
+}
+#endif
+
/* --------------------------------------------------------------------------
Driver Model
-------------------------------------------------------------------------- */
goto end;
ac->charger.name = acpi_device_bid(device);
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ result = acpi_ac_add_fs(ac);
+ if (result)
+ goto end;
+#endif
ac->charger.type = POWER_SUPPLY_TYPE_MAINS;
ac->charger.properties = ac_props;
ac->charger.num_properties = ARRAY_SIZE(ac_props);
ac->battery_nb.notifier_call = acpi_ac_battery_notify;
register_acpi_notifier(&ac->battery_nb);
end:
- if (result)
+ if (result) {
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_ac_remove_fs(ac);
+#endif
kfree(ac);
+ }
dmi_check_system(ac_dmi_table);
return result;
power_supply_unregister(&ac->charger);
unregister_acpi_notifier(&ac->battery_nb);
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_ac_remove_fs(ac);
+#endif
+
kfree(ac);
return 0;
if (acpi_disabled)
return -ENODEV;
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_ac_dir = acpi_lock_ac_dir();
+ if (!acpi_ac_dir)
+ return -ENODEV;
+#endif
+
+
result = acpi_bus_register_driver(&acpi_ac_driver);
- if (result < 0)
+ if (result < 0) {
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_unlock_ac_dir(acpi_ac_dir);
+#endif
return -ENODEV;
+ }
return 0;
}
static void __exit acpi_ac_exit(void)
{
acpi_bus_unregister_driver(&acpi_ac_driver);
+#ifdef CONFIG_ACPI_PROCFS_POWER
+ acpi_unlock_ac_dir(acpi_ac_dir);
+#endif
}
module_init(acpi_ac_init);
module_exit(acpi_ac_exit);
#include <linux/module.h>
static const struct acpi_device_id acpi_pnp_device_ids[] = {
+ /* soc_button_array */
+ {"PNP0C40"},
/* pata_isapnp */
{"PNP0600"}, /* Generic ESDI/IDE/ATA compatible hard disk controller */
/* floppy */
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/suspend.h>
+#include <linux/delay.h>
#include <asm/unaligned.h>
#ifdef CONFIG_ACPI_PROCFS_POWER
" invalid.\n");
}
+ /*
+ * When fully charged, some batteries wrongly report
+ * capacity_now = design_capacity instead of = full_charge_capacity
+ */
+ if (battery->capacity_now > battery->full_charge_capacity
+ && battery->full_charge_capacity != ACPI_BATTERY_VALUE_UNKNOWN) {
+ battery->capacity_now = battery->full_charge_capacity;
+ if (battery->capacity_now != battery->design_capacity)
+ printk_once(KERN_WARNING FW_BUG
+ "battery: reported current charge level (%d) "
+ "is higher than reported maximum charge level (%d).\n",
+ battery->capacity_now, battery->full_charge_capacity);
+ }
+
if (test_bit(ACPI_BATTERY_QUIRK_PERCENTAGE_CAPACITY, &battery->flags)
&& battery->capacity_now >= 0 && battery->capacity_now <= 100)
battery->capacity_now = (battery->capacity_now *
{},
};
+/*
+ * Some machines'(E,G Lenovo Z480) ECs are not stable
+ * during boot up and this causes battery driver fails to be
+ * probed due to failure of getting battery information
+ * from EC sometimes. After several retries, the operation
+ * may work. So add retry code here and 20ms sleep between
+ * every retries.
+ */
+static int acpi_battery_update_retry(struct acpi_battery *battery)
+{
+ int retry, ret;
+
+ for (retry = 5; retry; retry--) {
+ ret = acpi_battery_update(battery, false);
+ if (!ret)
+ break;
+
+ msleep(20);
+ }
+ return ret;
+}
+
static int acpi_battery_add(struct acpi_device *device)
{
int result = 0;
mutex_init(&battery->sysfs_lock);
if (acpi_has_method(battery->device->handle, "_BIX"))
set_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags);
- result = acpi_battery_update(battery, false);
+
+ result = acpi_battery_update_retry(battery);
if (result)
goto fail;
+
#ifdef CONFIG_ACPI_PROCFS_POWER
result = acpi_battery_add_fs(device);
#endif
/*
- * ec.c - ACPI Embedded Controller Driver (v2.1)
+ * ec.c - ACPI Embedded Controller Driver (v2.2)
*
- * Copyright (C) 2006-2008 Alexey Starikovskiy <astarikovskiy@suse.de>
- * Copyright (C) 2006 Denis Sadykov <denis.m.sadykov@intel.com>
- * Copyright (C) 2004 Luming Yu <luming.yu@intel.com>
- * Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
- * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
+ * Copyright (C) 2001-2014 Intel Corporation
+ * Author: 2014 Lv Zheng <lv.zheng@intel.com>
+ * 2006, 2007 Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>
+ * 2006 Denis Sadykov <denis.m.sadykov@intel.com>
+ * 2004 Luming Yu <luming.yu@intel.com>
+ * 2001, 2002 Andy Grover <andrew.grover@intel.com>
+ * 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
+ * Copyright (C) 2008 Alexey Starikovskiy <astarikovskiy@suse.de>
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
/* EC status register */
#define ACPI_EC_FLAG_OBF 0x01 /* Output buffer full */
#define ACPI_EC_FLAG_IBF 0x02 /* Input buffer full */
+#define ACPI_EC_FLAG_CMD 0x08 /* Input buffer contains a command */
#define ACPI_EC_FLAG_BURST 0x10 /* burst mode */
#define ACPI_EC_FLAG_SCI 0x20 /* EC-SCI occurred */
EC_FLAGS_BLOCKED, /* Transactions are blocked */
};
+#define ACPI_EC_COMMAND_POLL 0x01 /* Available for command byte */
+#define ACPI_EC_COMMAND_COMPLETE 0x02 /* Completed last byte */
+
/* ec.c is compiled in acpi namespace so this shows up as acpi.ec_delay param */
static unsigned int ec_delay __read_mostly = ACPI_EC_DELAY;
module_param(ec_delay, uint, 0644);
u8 ri;
u8 wlen;
u8 rlen;
- bool done;
+ u8 flags;
};
struct acpi_ec *boot_ec, *first_ec;
static inline u8 acpi_ec_read_status(struct acpi_ec *ec)
{
u8 x = inb(ec->command_addr);
- pr_debug("---> status = 0x%2.2x\n", x);
+ pr_debug("EC_SC(R) = 0x%2.2x "
+ "SCI_EVT=%d BURST=%d CMD=%d IBF=%d OBF=%d\n",
+ x,
+ !!(x & ACPI_EC_FLAG_SCI),
+ !!(x & ACPI_EC_FLAG_BURST),
+ !!(x & ACPI_EC_FLAG_CMD),
+ !!(x & ACPI_EC_FLAG_IBF),
+ !!(x & ACPI_EC_FLAG_OBF));
return x;
}
static inline u8 acpi_ec_read_data(struct acpi_ec *ec)
{
u8 x = inb(ec->data_addr);
- pr_debug("---> data = 0x%2.2x\n", x);
+ pr_debug("EC_DATA(R) = 0x%2.2x\n", x);
return x;
}
static inline void acpi_ec_write_cmd(struct acpi_ec *ec, u8 command)
{
- pr_debug("<--- command = 0x%2.2x\n", command);
+ pr_debug("EC_SC(W) = 0x%2.2x\n", command);
outb(command, ec->command_addr);
}
static inline void acpi_ec_write_data(struct acpi_ec *ec, u8 data)
{
- pr_debug("<--- data = 0x%2.2x\n", data);
+ pr_debug("EC_DATA(W) = 0x%2.2x\n", data);
outb(data, ec->data_addr);
}
-static int ec_transaction_done(struct acpi_ec *ec)
+static int ec_transaction_completed(struct acpi_ec *ec)
{
unsigned long flags;
int ret = 0;
spin_lock_irqsave(&ec->lock, flags);
- if (!ec->curr || ec->curr->done)
+ if (ec->curr && (ec->curr->flags & ACPI_EC_COMMAND_COMPLETE))
ret = 1;
spin_unlock_irqrestore(&ec->lock, flags);
return ret;
}
-static void start_transaction(struct acpi_ec *ec)
+static bool advance_transaction(struct acpi_ec *ec)
{
- ec->curr->irq_count = ec->curr->wi = ec->curr->ri = 0;
- ec->curr->done = false;
- acpi_ec_write_cmd(ec, ec->curr->command);
-}
-
-static void advance_transaction(struct acpi_ec *ec, u8 status)
-{
- unsigned long flags;
struct transaction *t;
+ u8 status;
+ bool wakeup = false;
- spin_lock_irqsave(&ec->lock, flags);
+ pr_debug("===== %s =====\n", in_interrupt() ? "IRQ" : "TASK");
+ status = acpi_ec_read_status(ec);
t = ec->curr;
if (!t)
- goto unlock;
- if (t->wlen > t->wi) {
- if ((status & ACPI_EC_FLAG_IBF) == 0)
- acpi_ec_write_data(ec,
- t->wdata[t->wi++]);
- else
- goto err;
- } else if (t->rlen > t->ri) {
- if ((status & ACPI_EC_FLAG_OBF) == 1) {
- t->rdata[t->ri++] = acpi_ec_read_data(ec);
- if (t->rlen == t->ri)
- t->done = true;
+ goto err;
+ if (t->flags & ACPI_EC_COMMAND_POLL) {
+ if (t->wlen > t->wi) {
+ if ((status & ACPI_EC_FLAG_IBF) == 0)
+ acpi_ec_write_data(ec, t->wdata[t->wi++]);
+ else
+ goto err;
+ } else if (t->rlen > t->ri) {
+ if ((status & ACPI_EC_FLAG_OBF) == 1) {
+ t->rdata[t->ri++] = acpi_ec_read_data(ec);
+ if (t->rlen == t->ri) {
+ t->flags |= ACPI_EC_COMMAND_COMPLETE;
+ wakeup = true;
+ }
+ } else
+ goto err;
+ } else if (t->wlen == t->wi &&
+ (status & ACPI_EC_FLAG_IBF) == 0) {
+ t->flags |= ACPI_EC_COMMAND_COMPLETE;
+ wakeup = true;
+ }
+ return wakeup;
+ } else {
+ if ((status & ACPI_EC_FLAG_IBF) == 0) {
+ acpi_ec_write_cmd(ec, t->command);
+ t->flags |= ACPI_EC_COMMAND_POLL;
} else
goto err;
- } else if (t->wlen == t->wi &&
- (status & ACPI_EC_FLAG_IBF) == 0)
- t->done = true;
- goto unlock;
+ return wakeup;
+ }
err:
/*
* If SCI bit is set, then don't think it's a false IRQ
* otherwise will take a not handled IRQ as a false one.
*/
- if (in_interrupt() && !(status & ACPI_EC_FLAG_SCI))
- ++t->irq_count;
+ if (!(status & ACPI_EC_FLAG_SCI)) {
+ if (in_interrupt() && t)
+ ++t->irq_count;
+ }
+ return wakeup;
+}
-unlock:
- spin_unlock_irqrestore(&ec->lock, flags);
+static void start_transaction(struct acpi_ec *ec)
+{
+ ec->curr->irq_count = ec->curr->wi = ec->curr->ri = 0;
+ ec->curr->flags = 0;
+ (void)advance_transaction(ec);
}
static int acpi_ec_sync_query(struct acpi_ec *ec, u8 *data);
/* don't sleep with disabled interrupts */
if (EC_FLAGS_MSI || irqs_disabled()) {
udelay(ACPI_EC_MSI_UDELAY);
- if (ec_transaction_done(ec))
+ if (ec_transaction_completed(ec))
return 0;
} else {
if (wait_event_timeout(ec->wait,
- ec_transaction_done(ec),
+ ec_transaction_completed(ec),
msecs_to_jiffies(1)))
return 0;
}
- advance_transaction(ec, acpi_ec_read_status(ec));
+ spin_lock_irqsave(&ec->lock, flags);
+ (void)advance_transaction(ec);
+ spin_unlock_irqrestore(&ec->lock, flags);
} while (time_before(jiffies, delay));
pr_debug("controller reset, restart transaction\n");
spin_lock_irqsave(&ec->lock, flags);
return ret;
}
-static int ec_check_ibf0(struct acpi_ec *ec)
-{
- u8 status = acpi_ec_read_status(ec);
- return (status & ACPI_EC_FLAG_IBF) == 0;
-}
-
-static int ec_wait_ibf0(struct acpi_ec *ec)
-{
- unsigned long delay = jiffies + msecs_to_jiffies(ec_delay);
- /* interrupt wait manually if GPE mode is not active */
- while (time_before(jiffies, delay))
- if (wait_event_timeout(ec->wait, ec_check_ibf0(ec),
- msecs_to_jiffies(1)))
- return 0;
- return -ETIME;
-}
-
static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t)
{
int status;
goto unlock;
}
}
- if (ec_wait_ibf0(ec)) {
- pr_err("input buffer is not empty, "
- "aborting transaction\n");
- status = -ETIME;
- goto end;
- }
pr_debug("transaction start (cmd=0x%02x, addr=0x%02x)\n",
t->command, t->wdata ? t->wdata[0] : 0);
/* disable GPE during transaction if storm is detected */
set_bit(EC_FLAGS_GPE_STORM, &ec->flags);
}
pr_debug("transaction end\n");
-end:
if (ec->global_lock)
acpi_release_global_lock(glk);
unlock:
static u32 acpi_ec_gpe_handler(acpi_handle gpe_device,
u32 gpe_number, void *data)
{
+ unsigned long flags;
struct acpi_ec *ec = data;
- u8 status = acpi_ec_read_status(ec);
- pr_debug("~~~> interrupt, status:0x%02x\n", status);
-
- advance_transaction(ec, status);
- if (ec_transaction_done(ec) &&
- (acpi_ec_read_status(ec) & ACPI_EC_FLAG_IBF) == 0) {
+ spin_lock_irqsave(&ec->lock, flags);
+ if (advance_transaction(ec))
wake_up(&ec->wait);
- ec_check_sci(ec, acpi_ec_read_status(ec));
- }
+ spin_unlock_irqrestore(&ec->lock, flags);
+ ec_check_sci(ec, acpi_ec_read_status(ec));
return ACPI_INTERRUPT_HANDLED | ACPI_REENABLE_GPE;
}
/* fall through */
}
- if (EC_FLAGS_SKIP_DSDT_SCAN)
+ if (EC_FLAGS_SKIP_DSDT_SCAN) {
+ kfree(saved_ec);
return -ENODEV;
+ }
/* This workaround is needed only on some broken machines,
* which require early EC, but fail to provide ECDT */
}
error:
kfree(boot_ec);
+ kfree(saved_ec);
boot_ec = NULL;
return -ENODEV;
}
switch (ares->type) {
case ACPI_RESOURCE_TYPE_MEMORY24:
memory24 = &ares->data.memory24;
- if (!memory24->address_length)
+ if (!memory24->minimum && !memory24->address_length)
return false;
acpi_dev_get_memresource(res, memory24->minimum,
memory24->address_length,
break;
case ACPI_RESOURCE_TYPE_MEMORY32:
memory32 = &ares->data.memory32;
- if (!memory32->address_length)
+ if (!memory32->minimum && !memory32->address_length)
return false;
acpi_dev_get_memresource(res, memory32->minimum,
memory32->address_length,
break;
case ACPI_RESOURCE_TYPE_FIXED_MEMORY32:
fixed_memory32 = &ares->data.fixed_memory32;
- if (!fixed_memory32->address_length)
+ if (!fixed_memory32->address && !fixed_memory32->address_length)
return false;
acpi_dev_get_memresource(res, fixed_memory32->address,
fixed_memory32->address_length,
switch (ares->type) {
case ACPI_RESOURCE_TYPE_IO:
io = &ares->data.io;
- if (!io->address_length)
+ if (!io->minimum && !io->address_length)
return false;
acpi_dev_get_ioresource(res, io->minimum,
io->address_length,
break;
case ACPI_RESOURCE_TYPE_FIXED_IO:
fixed_io = &ares->data.fixed_io;
- if (!fixed_io->address_length)
+ if (!fixed_io->address && !fixed_io->address_length)
return false;
acpi_dev_get_ioresource(res, fixed_io->address,
fixed_io->address_length,
return use_native_backlight_dmi;
}
-static bool acpi_video_verify_backlight_support(void)
+bool acpi_video_verify_backlight_support(void)
{
if (acpi_osi_is_win8() && acpi_video_use_native_backlight() &&
backlight_device_registered(BACKLIGHT_RAW))
return false;
return acpi_video_backlight_support();
}
+EXPORT_SYMBOL_GPL(acpi_video_verify_backlight_support);
/* backlight device sysfs support */
static int acpi_video_get_brightness(struct backlight_device *bd)
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire V5-471G"),
},
},
+ {
+ .callback = video_set_use_native_backlight,
+ .ident = "Acer TravelMate B113",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate B113"),
+ },
+ },
{
.callback = video_set_use_native_backlight,
.ident = "HP ProBook 4340s",
DMI_MATCH(DMI_PRODUCT_NAME, "UL30A"),
},
},
+ {
+ .callback = video_detect_force_vendor,
+ .ident = "Dell Inspiron 5737",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5737"),
+ },
+ },
{ },
};
int pmp, unsigned long deadline,
int (*check_ready)(struct ata_link *link));
+unsigned int ahci_qc_issue(struct ata_queued_cmd *qc);
int ahci_stop_engine(struct ata_port *ap);
+void ahci_start_fis_rx(struct ata_port *ap);
void ahci_start_engine(struct ata_port *ap);
int ahci_check_ready(struct ata_link *link);
int ahci_kick_engine(struct ata_port *ap);
struct imx_ahci_priv {
struct platform_device *ahci_pdev;
enum ahci_imx_type type;
+ struct clk *sata_clk;
+ struct clk *sata_ref_clk;
struct clk *ahb_clk;
struct regmap *gpr;
bool no_device;
return ret;
}
- ret = ahci_platform_enable_clks(hpriv);
+ ret = clk_prepare_enable(imxpriv->sata_ref_clk);
if (ret < 0)
goto disable_regulator;
!IMX6Q_GPR13_SATA_MPLL_CLK_EN);
}
- ahci_platform_disable_clks(hpriv);
+ clk_disable_unprepare(imxpriv->sata_ref_clk);
if (hpriv->target_pwr)
regulator_disable(hpriv->target_pwr);
writel(reg_val | IMX_P0PHYCR_TEST_PDDQ, mmio + IMX_P0PHYCR);
imx_sata_disable(hpriv);
imxpriv->no_device = true;
+
+ dev_info(ap->dev, "no device found, disabling link.\n");
+ dev_info(ap->dev, "pass " MODULE_PARAM_PREFIX ".hotplug=1 to enable hotplug\n");
}
static int ahci_imx_softreset(struct ata_link *link, unsigned int *class,
imxpriv->no_device = false;
imxpriv->first_time = true;
imxpriv->type = (enum ahci_imx_type)of_id->data;
+
+ imxpriv->sata_clk = devm_clk_get(dev, "sata");
+ if (IS_ERR(imxpriv->sata_clk)) {
+ dev_err(dev, "can't get sata clock.\n");
+ return PTR_ERR(imxpriv->sata_clk);
+ }
+
+ imxpriv->sata_ref_clk = devm_clk_get(dev, "sata_ref");
+ if (IS_ERR(imxpriv->sata_ref_clk)) {
+ dev_err(dev, "can't get sata_ref clock.\n");
+ return PTR_ERR(imxpriv->sata_ref_clk);
+ }
+
imxpriv->ahb_clk = devm_clk_get(dev, "ahb");
if (IS_ERR(imxpriv->ahb_clk)) {
dev_err(dev, "can't get ahb clock.\n");
hpriv->plat_data = imxpriv;
- ret = imx_sata_enable(hpriv);
+ ret = clk_prepare_enable(imxpriv->sata_clk);
if (ret)
return ret;
+ ret = imx_sata_enable(hpriv);
+ if (ret)
+ goto disable_clk;
+
/*
* Configure the HWINIT bits of the HOST_CAP and HOST_PORTS_IMPL,
* and IP vendor specific register IMX_TIMER1MS.
ret = ahci_platform_init_host(pdev, hpriv, &ahci_imx_port_info,
0, 0, 0);
if (ret)
- imx_sata_disable(hpriv);
+ goto disable_sata;
+ return 0;
+
+disable_sata:
+ imx_sata_disable(hpriv);
+disable_clk:
+ clk_disable_unprepare(imxpriv->sata_clk);
return ret;
}
static void ahci_imx_host_stop(struct ata_host *host)
{
struct ahci_host_priv *hpriv = host->private_data;
+ struct imx_ahci_priv *imxpriv = hpriv->plat_data;
imx_sata_disable(hpriv);
+ clk_disable_unprepare(imxpriv->sata_clk);
}
#ifdef CONFIG_PM_SLEEP
}
if (of_device_is_compatible(dev->of_node, "hisilicon,hisi-ahci"))
- hflags |= AHCI_HFLAG_NO_FBS;
+ hflags |= AHCI_HFLAG_NO_FBS | AHCI_HFLAG_NO_NCQ;
rc = ahci_platform_init_host(pdev, hpriv, &ahci_port_info,
hflags, 0, 0);
struct xgene_ahci_context {
struct ahci_host_priv *hpriv;
struct device *dev;
+ u8 last_cmd[MAX_AHCI_CHN_PERCTR]; /* tracking the last command issued*/
void __iomem *csr_core; /* Core CSR address of IP */
void __iomem *csr_diag; /* Diag CSR address of IP */
void __iomem *csr_axi; /* AXI CSR address of IP */
return 0;
}
+/**
+ * xgene_ahci_restart_engine - Restart the dma engine.
+ * @ap : ATA port of interest
+ *
+ * Restarts the dma engine inside the controller.
+ */
+static int xgene_ahci_restart_engine(struct ata_port *ap)
+{
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+
+ ahci_stop_engine(ap);
+ ahci_start_fis_rx(ap);
+ hpriv->start_engine(ap);
+
+ return 0;
+}
+
+/**
+ * xgene_ahci_qc_issue - Issue commands to the device
+ * @qc: Command to issue
+ *
+ * Due to Hardware errata for IDENTIFY DEVICE command, the controller cannot
+ * clear the BSY bit after receiving the PIO setup FIS. This results in the dma
+ * state machine goes into the CMFatalErrorUpdate state and locks up. By
+ * restarting the dma engine, it removes the controller out of lock up state.
+ */
+static unsigned int xgene_ahci_qc_issue(struct ata_queued_cmd *qc)
+{
+ struct ata_port *ap = qc->ap;
+ struct ahci_host_priv *hpriv = ap->host->private_data;
+ struct xgene_ahci_context *ctx = hpriv->plat_data;
+ int rc = 0;
+
+ if (unlikely(ctx->last_cmd[ap->port_no] == ATA_CMD_ID_ATA))
+ xgene_ahci_restart_engine(ap);
+
+ rc = ahci_qc_issue(qc);
+
+ /* Save the last command issued */
+ ctx->last_cmd[ap->port_no] = qc->tf.command;
+
+ return rc;
+}
+
/**
* xgene_ahci_read_id - Read ID data from the specified device
* @dev: device
* @id: data buffer
*
* This custom read ID function is required due to the fact that the HW
- * does not support DEVSLP and the controller state machine may get stuck
- * after processing the ID query command.
+ * does not support DEVSLP.
*/
static unsigned int xgene_ahci_read_id(struct ata_device *dev,
struct ata_taskfile *tf, u16 *id)
{
u32 err_mask;
- void __iomem *port_mmio = ahci_port_base(dev->link->ap);
err_mask = ata_do_dev_read_id(dev, tf, id);
if (err_mask)
*/
id[ATA_ID_FEATURE_SUPP] &= ~(1 << 8);
- /*
- * Due to HW errata, restart the port if no other command active.
- * Otherwise the controller may get stuck.
- */
- if (!readl(port_mmio + PORT_CMD_ISSUE)) {
- writel(PORT_CMD_FIS_RX, port_mmio + PORT_CMD);
- readl(port_mmio + PORT_CMD); /* Force a barrier */
- writel(PORT_CMD_FIS_RX | PORT_CMD_START, port_mmio + PORT_CMD);
- readl(port_mmio + PORT_CMD); /* Force a barrier */
- }
return 0;
}
.host_stop = xgene_ahci_host_stop,
.hardreset = xgene_ahci_hardreset,
.read_id = xgene_ahci_read_id,
+ .qc_issue = xgene_ahci_qc_issue,
};
static const struct ata_port_info xgene_ahci_port_info = {
static int ahci_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val);
static int ahci_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val);
-static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc);
static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc);
static int ahci_port_start(struct ata_port *ap);
static void ahci_port_stop(struct ata_port *ap);
}
EXPORT_SYMBOL_GPL(ahci_stop_engine);
-static void ahci_start_fis_rx(struct ata_port *ap)
+void ahci_start_fis_rx(struct ata_port *ap)
{
void __iomem *port_mmio = ahci_port_base(ap);
struct ahci_host_priv *hpriv = ap->host->private_data;
/* flush */
readl(port_mmio + PORT_CMD);
}
+EXPORT_SYMBOL_GPL(ahci_start_fis_rx);
static int ahci_stop_fis_rx(struct ata_port *ap)
{
}
EXPORT_SYMBOL_GPL(ahci_interrupt);
-static unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
+unsigned int ahci_qc_issue(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
void __iomem *port_mmio = ahci_port_base(ap);
return 0;
}
+EXPORT_SYMBOL_GPL(ahci_qc_issue);
static bool ahci_qc_fill_rtf(struct ata_queued_cmd *qc)
{
if (IS_ERR(hpriv->phy)) {
rc = PTR_ERR(hpriv->phy);
switch (rc) {
- case -ENODEV:
case -ENOSYS:
+ /* No PHY support. Check if PHY is required. */
+ if (of_find_property(dev->of_node, "phys", NULL)) {
+ dev_err(dev, "couldn't get sata-phy: ENOSYS\n");
+ goto err_out;
+ }
+ case -ENODEV:
/* continue normally */
hpriv->phy = NULL;
break;
memset(&zram->stats, 0, sizeof(zram->stats));
zram->disksize = 0;
- if (reset_capacity)
+ if (reset_capacity) {
set_capacity(zram->disk, 0);
+ revalidate_disk(zram->disk);
+ }
up_write(&zram->init_lock);
}
zram->comp = comp;
zram->disksize = disksize;
set_capacity(zram->disk, zram->disksize >> SECTOR_SHIFT);
+ revalidate_disk(zram->disk);
up_write(&zram->init_lock);
return len;
{ USB_DEVICE(0x0b05, 0x17d0) },
{ USB_DEVICE(0x0CF3, 0x0036) },
{ USB_DEVICE(0x0CF3, 0x3004) },
- { USB_DEVICE(0x0CF3, 0x3005) },
{ USB_DEVICE(0x0CF3, 0x3008) },
{ USB_DEVICE(0x0CF3, 0x311D) },
{ USB_DEVICE(0x0CF3, 0x311E) },
{ USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
- { USB_DEVICE(0x0cf3, 0x3005), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311E), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x0036), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
- { USB_DEVICE(0x0cf3, 0x3005), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311e), .driver_info = BTUSB_ATH3012 },
H5_HDR_PKT_TYPE(hdr) != HCI_3WIRE_LINK_PKT) {
BT_ERR("Non-link packet received in non-active state");
h5_reset_rx(h5);
+ return 0;
}
h5->rx_func = h5_rx_payload;
if (!alloc_cpumask_var(&old_mask, GFP_KERNEL))
return -ENOMEM;
cpumask_copy(old_mask, ¤t->cpus_allowed);
- set_cpus_allowed_ptr(current, cpumask_of(0));
+ rc = set_cpus_allowed_ptr(current, cpumask_of(0));
+ if (rc)
+ goto out;
if (smp_processor_id() != 0) {
rc = -EBUSY;
goto out;
goto err_reg;
}
- s2mps11_clk->lookup = devm_kzalloc(&pdev->dev,
- sizeof(struct clk_lookup), GFP_KERNEL);
+ s2mps11_clk->lookup = clkdev_alloc(s2mps11_clk->clk,
+ s2mps11_name(s2mps11_clk), NULL);
if (!s2mps11_clk->lookup) {
ret = -ENOMEM;
goto err_lup;
}
- s2mps11_clk->lookup->con_id = s2mps11_name(s2mps11_clk);
- s2mps11_clk->lookup->clk = s2mps11_clk->clk;
-
clkdev_add(s2mps11_clk->lookup);
}
static u8 mmcc_pxo_hdmi_map[] = {
[P_PXO] = 0,
- [P_HDMI_PLL] = 2,
+ [P_HDMI_PLL] = 3,
};
static const char *mmcc_pxo_hdmi[] = {
GATE(CLK_RTC, "rtc", "aclk100", E4X12_GATE_IP_PERIR, 15,
0, 0),
GATE(CLK_KEYIF, "keyif", "aclk100", E4X12_GATE_IP_PERIR, 16, 0, 0),
- GATE(CLK_SCLK_PWM_ISP, "sclk_pwm_isp", "div_pwm_isp",
- E4X12_SRC_MASK_ISP, 0, CLK_SET_RATE_PARENT, 0),
- GATE(CLK_SCLK_SPI0_ISP, "sclk_spi0_isp", "div_spi0_isp_pre",
- E4X12_SRC_MASK_ISP, 4, CLK_SET_RATE_PARENT, 0),
- GATE(CLK_SCLK_SPI1_ISP, "sclk_spi1_isp", "div_spi1_isp_pre",
- E4X12_SRC_MASK_ISP, 8, CLK_SET_RATE_PARENT, 0),
- GATE(CLK_SCLK_UART_ISP, "sclk_uart_isp", "div_uart_isp",
- E4X12_SRC_MASK_ISP, 12, CLK_SET_RATE_PARENT, 0),
- GATE(CLK_PWM_ISP_SCLK, "pwm_isp_sclk", "sclk_pwm_isp",
+ GATE(CLK_PWM_ISP_SCLK, "pwm_isp_sclk", "div_pwm_isp",
E4X12_GATE_IP_ISP, 0, 0, 0),
- GATE(CLK_SPI0_ISP_SCLK, "spi0_isp_sclk", "sclk_spi0_isp",
+ GATE(CLK_SPI0_ISP_SCLK, "spi0_isp_sclk", "div_spi0_isp_pre",
E4X12_GATE_IP_ISP, 1, 0, 0),
- GATE(CLK_SPI1_ISP_SCLK, "spi1_isp_sclk", "sclk_spi1_isp",
+ GATE(CLK_SPI1_ISP_SCLK, "spi1_isp_sclk", "div_spi1_isp_pre",
E4X12_GATE_IP_ISP, 2, 0, 0),
- GATE(CLK_UART_ISP_SCLK, "uart_isp_sclk", "sclk_uart_isp",
+ GATE(CLK_UART_ISP_SCLK, "uart_isp_sclk", "div_uart_isp",
E4X12_GATE_IP_ISP, 3, 0, 0),
GATE(CLK_WDT, "watchdog", "aclk100", E4X12_GATE_IP_PERIR, 14, 0, 0),
GATE(CLK_PCM0, "pcm0", "aclk100", E4X12_GATE_IP_MAUDIO, 2,
GATE(CLK_RTC, "rtc", "div_aclk66", GATE_IP_PERIS, 20, 0, 0),
GATE(CLK_TMU, "tmu", "div_aclk66", GATE_IP_PERIS, 21, 0, 0),
GATE(CLK_SMMU_TV, "smmu_tv", "mout_aclk200_disp1_sub",
- GATE_IP_DISP1, 2, 0, 0),
+ GATE_IP_DISP1, 9, 0, 0),
GATE(CLK_SMMU_FIMD1, "smmu_fimd1", "mout_aclk200_disp1_sub",
GATE_IP_DISP1, 8, 0, 0),
GATE(CLK_SMMU_2D, "smmu_2d", "div_aclk200", GATE_IP_ACP, 7, 0, 0),
SRC_TOP4, 16, 1),
MUX(0, "mout_user_aclk266", mout_user_aclk266_p, SRC_TOP4, 20, 1),
MUX(0, "mout_user_aclk166", mout_user_aclk166_p, SRC_TOP4, 24, 1),
- MUX(0, "mout_user_aclk333", mout_user_aclk333_p, SRC_TOP4, 28, 1),
+ MUX(CLK_MOUT_USER_ACLK333, "mout_user_aclk333", mout_user_aclk333_p,
+ SRC_TOP4, 28, 1),
MUX(0, "mout_user_aclk400_disp1", mout_user_aclk400_disp1_p,
SRC_TOP5, 0, 1),
SRC_TOP11, 12, 1),
MUX(0, "mout_sw_aclk266", mout_sw_aclk266_p, SRC_TOP11, 20, 1),
MUX(0, "mout_sw_aclk166", mout_sw_aclk166_p, SRC_TOP11, 24, 1),
- MUX(0, "mout_sw_aclk333", mout_sw_aclk333_p, SRC_TOP11, 28, 1),
+ MUX(CLK_MOUT_SW_ACLK333, "mout_sw_aclk333", mout_sw_aclk333_p,
+ SRC_TOP11, 28, 1),
MUX(0, "mout_sw_aclk400_disp1", mout_sw_aclk400_disp1_p,
SRC_TOP12, 4, 1),
GATE_BUS_TOP, 9, CLK_IGNORE_UNUSED, 0),
GATE(0, "aclk66_psgen", "mout_user_aclk66_psgen",
GATE_BUS_TOP, 10, CLK_IGNORE_UNUSED, 0),
- GATE(CLK_ACLK66_PERIC, "aclk66_peric", "mout_user_aclk66_peric",
- GATE_BUS_TOP, 11, CLK_IGNORE_UNUSED, 0),
GATE(0, "aclk266_isp", "mout_user_aclk266_isp",
GATE_BUS_TOP, 13, 0, 0),
GATE(0, "aclk166", "mout_user_aclk166",
SRC_MASK_FSYS, 24, CLK_SET_RATE_PARENT, 0),
/* PERIC Block */
- GATE(CLK_UART0, "uart0", "aclk66_peric", GATE_IP_PERIC, 0, 0, 0),
- GATE(CLK_UART1, "uart1", "aclk66_peric", GATE_IP_PERIC, 1, 0, 0),
- GATE(CLK_UART2, "uart2", "aclk66_peric", GATE_IP_PERIC, 2, 0, 0),
- GATE(CLK_UART3, "uart3", "aclk66_peric", GATE_IP_PERIC, 3, 0, 0),
- GATE(CLK_I2C0, "i2c0", "aclk66_peric", GATE_IP_PERIC, 6, 0, 0),
- GATE(CLK_I2C1, "i2c1", "aclk66_peric", GATE_IP_PERIC, 7, 0, 0),
- GATE(CLK_I2C2, "i2c2", "aclk66_peric", GATE_IP_PERIC, 8, 0, 0),
- GATE(CLK_I2C3, "i2c3", "aclk66_peric", GATE_IP_PERIC, 9, 0, 0),
- GATE(CLK_USI0, "usi0", "aclk66_peric", GATE_IP_PERIC, 10, 0, 0),
- GATE(CLK_USI1, "usi1", "aclk66_peric", GATE_IP_PERIC, 11, 0, 0),
- GATE(CLK_USI2, "usi2", "aclk66_peric", GATE_IP_PERIC, 12, 0, 0),
- GATE(CLK_USI3, "usi3", "aclk66_peric", GATE_IP_PERIC, 13, 0, 0),
- GATE(CLK_I2C_HDMI, "i2c_hdmi", "aclk66_peric", GATE_IP_PERIC, 14, 0, 0),
- GATE(CLK_TSADC, "tsadc", "aclk66_peric", GATE_IP_PERIC, 15, 0, 0),
- GATE(CLK_SPI0, "spi0", "aclk66_peric", GATE_IP_PERIC, 16, 0, 0),
- GATE(CLK_SPI1, "spi1", "aclk66_peric", GATE_IP_PERIC, 17, 0, 0),
- GATE(CLK_SPI2, "spi2", "aclk66_peric", GATE_IP_PERIC, 18, 0, 0),
- GATE(CLK_I2S1, "i2s1", "aclk66_peric", GATE_IP_PERIC, 20, 0, 0),
- GATE(CLK_I2S2, "i2s2", "aclk66_peric", GATE_IP_PERIC, 21, 0, 0),
- GATE(CLK_PCM1, "pcm1", "aclk66_peric", GATE_IP_PERIC, 22, 0, 0),
- GATE(CLK_PCM2, "pcm2", "aclk66_peric", GATE_IP_PERIC, 23, 0, 0),
- GATE(CLK_PWM, "pwm", "aclk66_peric", GATE_IP_PERIC, 24, 0, 0),
- GATE(CLK_SPDIF, "spdif", "aclk66_peric", GATE_IP_PERIC, 26, 0, 0),
- GATE(CLK_USI4, "usi4", "aclk66_peric", GATE_IP_PERIC, 28, 0, 0),
- GATE(CLK_USI5, "usi5", "aclk66_peric", GATE_IP_PERIC, 30, 0, 0),
- GATE(CLK_USI6, "usi6", "aclk66_peric", GATE_IP_PERIC, 31, 0, 0),
-
- GATE(CLK_KEYIF, "keyif", "aclk66_peric", GATE_BUS_PERIC, 22, 0, 0),
+ GATE(CLK_UART0, "uart0", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 0, 0, 0),
+ GATE(CLK_UART1, "uart1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 1, 0, 0),
+ GATE(CLK_UART2, "uart2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 2, 0, 0),
+ GATE(CLK_UART3, "uart3", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 3, 0, 0),
+ GATE(CLK_I2C0, "i2c0", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 6, 0, 0),
+ GATE(CLK_I2C1, "i2c1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 7, 0, 0),
+ GATE(CLK_I2C2, "i2c2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 8, 0, 0),
+ GATE(CLK_I2C3, "i2c3", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 9, 0, 0),
+ GATE(CLK_USI0, "usi0", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 10, 0, 0),
+ GATE(CLK_USI1, "usi1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 11, 0, 0),
+ GATE(CLK_USI2, "usi2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 12, 0, 0),
+ GATE(CLK_USI3, "usi3", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 13, 0, 0),
+ GATE(CLK_I2C_HDMI, "i2c_hdmi", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 14, 0, 0),
+ GATE(CLK_TSADC, "tsadc", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 15, 0, 0),
+ GATE(CLK_SPI0, "spi0", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 16, 0, 0),
+ GATE(CLK_SPI1, "spi1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 17, 0, 0),
+ GATE(CLK_SPI2, "spi2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 18, 0, 0),
+ GATE(CLK_I2S1, "i2s1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 20, 0, 0),
+ GATE(CLK_I2S2, "i2s2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 21, 0, 0),
+ GATE(CLK_PCM1, "pcm1", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 22, 0, 0),
+ GATE(CLK_PCM2, "pcm2", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 23, 0, 0),
+ GATE(CLK_PWM, "pwm", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 24, 0, 0),
+ GATE(CLK_SPDIF, "spdif", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 26, 0, 0),
+ GATE(CLK_USI4, "usi4", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 28, 0, 0),
+ GATE(CLK_USI5, "usi5", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 30, 0, 0),
+ GATE(CLK_USI6, "usi6", "mout_user_aclk66_peric",
+ GATE_IP_PERIC, 31, 0, 0),
+
+ GATE(CLK_KEYIF, "keyif", "mout_user_aclk66_peric",
+ GATE_BUS_PERIC, 22, 0, 0),
/* PERIS Block */
GATE(CLK_CHIPID, "chipid", "aclk66_psgen",
ALIAS(HCLK, NULL, "hclk"),
ALIAS(MPLL, NULL, "mpll"),
ALIAS(FCLK, NULL, "fclk"),
+ ALIAS(PCLK, NULL, "watchdog"),
+ ALIAS(PCLK_SDI, NULL, "sdi"),
+ ALIAS(HCLK_NAND, NULL, "nand"),
+ ALIAS(PCLK_I2S, NULL, "iis"),
+ ALIAS(PCLK_I2C, NULL, "i2c"),
};
/* S3C2410 specific clocks */
if (!np)
s3c2410_common_clk_register_fixed_ext(ctx, xti_f);
- if (current_soc == 2410) {
+ if (current_soc == S3C2410) {
if (_get_rate("xti") == 12 * MHZ) {
s3c2410_plls[mpll].rate_table = pll_s3c2410_12mhz_tbl;
s3c2410_plls[upll].rate_table = pll_s3c2410_12mhz_tbl;
samsung_clk_register_fixed_factor(ctx, s3c2410_ffactor,
ARRAY_SIZE(s3c2410_ffactor));
samsung_clk_register_alias(ctx, s3c2410_aliases,
- ARRAY_SIZE(s3c2410_common_aliases));
+ ARRAY_SIZE(s3c2410_aliases));
break;
case S3C2440:
samsung_clk_register_mux(ctx, s3c2440_muxes,
ALIAS(SCLK_MMC2, "s3c-sdhci.2", "mmc_busclk.2"),
ALIAS(SCLK_MMC1, "s3c-sdhci.1", "mmc_busclk.2"),
ALIAS(SCLK_MMC0, "s3c-sdhci.0", "mmc_busclk.2"),
- ALIAS(SCLK_SPI1, "s3c6410-spi.1", "spi-bus"),
- ALIAS(SCLK_SPI0, "s3c6410-spi.0", "spi-bus"),
+ ALIAS(PCLK_SPI1, "s3c6410-spi.1", "spi_busclk0"),
+ ALIAS(SCLK_SPI1, "s3c6410-spi.1", "spi_busclk2"),
+ ALIAS(PCLK_SPI0, "s3c6410-spi.0", "spi_busclk0"),
+ ALIAS(SCLK_SPI0, "s3c6410-spi.0", "spi_busclk2"),
ALIAS(SCLK_AUDIO1, "samsung-pcm.1", "audio-bus"),
ALIAS(SCLK_AUDIO1, "samsung-i2s.1", "audio-bus"),
ALIAS(SCLK_AUDIO0, "samsung-pcm.0", "audio-bus"),
/* array of all spear 320 clock lookups */
#ifdef CONFIG_MACH_SPEAR320
-#define SPEAR320_CONTROL_REG (soc_config_base + 0x0000)
+#define SPEAR320_CONTROL_REG (soc_config_base + 0x0010)
#define SPEAR320_EXT_CTRL_REG (soc_config_base + 0x0018)
#define SPEAR320_UARTX_PCLK_MASK 0x1
"ras_syn0_gclk", };
static const char *uartx_parents[] = { "ras_syn1_gclk", "ras_apb_clk", };
-static void __init spear320_clk_init(void __iomem *soc_config_base)
+static void __init spear320_clk_init(void __iomem *soc_config_base,
+ struct clk *ras_apb_clk)
{
struct clk *clk;
SPEAR320_CONTROL_REG, UART1_PCLK_SHIFT, UART1_PCLK_MASK,
0, &_lock);
clk_register_clkdev(clk, NULL, "a3000000.serial");
+ /* Enforce ras_apb_clk */
+ clk_set_parent(clk, ras_apb_clk);
clk = clk_register_mux(NULL, "uart2_clk", uartx_parents,
ARRAY_SIZE(uartx_parents),
SPEAR320_EXT_CTRL_REG, SPEAR320_UART2_PCLK_SHIFT,
SPEAR320_UARTX_PCLK_MASK, 0, &_lock);
clk_register_clkdev(clk, NULL, "a4000000.serial");
+ /* Enforce ras_apb_clk */
+ clk_set_parent(clk, ras_apb_clk);
clk = clk_register_mux(NULL, "uart3_clk", uartx_parents,
ARRAY_SIZE(uartx_parents),
clk_register_clkdev(clk, NULL, "60100000.serial");
}
#else
-static inline void spear320_clk_init(void __iomem *soc_config_base) { }
+static inline void spear320_clk_init(void __iomem *sb, struct clk *rc) { }
#endif
void __init spear3xx_clk_init(void __iomem *misc_base, void __iomem *soc_config_base)
{
- struct clk *clk, *clk1;
+ struct clk *clk, *clk1, *ras_apb_clk;
clk = clk_register_fixed_rate(NULL, "osc_32k_clk", NULL, CLK_IS_ROOT,
32000);
clk = clk_register_gate(NULL, "ras_apb_clk", "apb_clk", 0, RAS_CLK_ENB,
RAS_APB_CLK_ENB, 0, &_lock);
clk_register_clkdev(clk, "ras_apb_clk", NULL);
+ ras_apb_clk = clk;
clk = clk_register_gate(NULL, "ras_32k_clk", "osc_32k_clk", 0,
RAS_CLK_ENB, RAS_32K_CLK_ENB, 0, &_lock);
else if (of_machine_is_compatible("st,spear310"))
spear310_clk_init();
else if (of_machine_is_compatible("st,spear320"))
- spear320_clk_init(soc_config_base);
+ spear320_clk_init(soc_config_base, ras_apb_clk);
}
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
reg = devm_ioremap_resource(&pdev->dev, r);
- if (!reg)
+ if (IS_ERR(reg))
return PTR_ERR(reg);
clk_parent = of_clk_get_parent_name(np, 0);
if (i == MAX_APLL_WAIT_TRIES) {
pr_warn("clock: %s failed transition to '%s'\n",
clk_name, (state) ? "locked" : "bypassed");
- } else {
+ r = -EBUSY;
+ } else
pr_debug("clock: %s transition to '%s' in %d loops\n",
clk_name, (state) ? "locked" : "bypassed", i);
- r = 0;
- }
-
return r;
}
const char *parent_name;
u32 val;
- ad = kzalloc(sizeof(*clk_hw), GFP_KERNEL);
+ ad = kzalloc(sizeof(*ad), GFP_KERNEL);
clk_hw = kzalloc(sizeof(*clk_hw), GFP_KERNEL);
init = kzalloc(sizeof(*init), GFP_KERNEL);
}
#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
- defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM33XX)
+ defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM33XX) || \
+ defined(CONFIG_SOC_AM43XX)
/**
* ti_clk_register_dpll_x2 - Registers a DPLLx2 clock
* @node: device node for this clock
of_ti_omap4_dpll_x2_setup);
#endif
-#ifdef CONFIG_SOC_AM33XX
+#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
static void __init of_ti_am3_dpll_x2_setup(struct device_node *node)
{
ti_clk_register_dpll_x2(node, &dpll_x2_ck_ops, NULL);
u8 clk_mux_flags = 0;
u32 mask = 0;
u32 shift = 0;
- u32 flags = 0;
+ u32 flags = CLK_SET_RATE_NO_REPARENT;
num_parents = of_clk_get_parent_count(node);
if (num_parents < 2) {
exynos4_mct_write(reg, EXYNOS4_MCT_G_TCON);
}
-static cycle_t exynos4_frc_read(struct clocksource *cs)
+static cycle_t notrace _exynos4_frc_read(void)
{
unsigned int lo, hi;
u32 hi2 = __raw_readl(reg_base + EXYNOS4_MCT_G_CNT_U);
return ((cycle_t)hi << 32) | lo;
}
+static cycle_t exynos4_frc_read(struct clocksource *cs)
+{
+ return _exynos4_frc_read();
+}
+
static void exynos4_frc_resume(struct clocksource *cs)
{
exynos4_mct_frc_start();
static u64 notrace exynos4_read_sched_clock(void)
{
- return exynos4_frc_read(&mct_frc);
+ return _exynos4_frc_read();
+}
+
+static struct delay_timer exynos4_delay_timer;
+
+static cycles_t exynos4_read_current_timer(void)
+{
+ return _exynos4_frc_read();
}
static void __init exynos4_clocksource_init(void)
{
exynos4_mct_frc_start();
+ exynos4_delay_timer.read_current_timer = &exynos4_read_current_timer;
+ exynos4_delay_timer.freq = clk_rate;
+ register_current_timer_delay(&exynos4_delay_timer);
+
if (clocksource_register_hz(&mct_frc, clk_rate))
panic("%s: can't register clocksource\n", mct_frc.name);
# LITTLE drivers, so that it is probed last.
obj-$(CONFIG_ARM_DT_BL_CPUFREQ) += arm_big_little_dt.o
-obj-$(CONFIG_ARCH_DAVINCI_DA850) += davinci-cpufreq.o
+obj-$(CONFIG_ARCH_DAVINCI) += davinci-cpufreq.o
obj-$(CONFIG_UX500_SOC_DB8500) += dbx500-cpufreq.o
obj-$(CONFIG_ARM_EXYNOS_CPUFREQ) += exynos-cpufreq.o
obj-$(CONFIG_ARM_EXYNOS4210_CPUFREQ) += exynos4210-cpufreq.o
struct perf_limits {
int no_turbo;
+ int turbo_disabled;
int max_perf_pct;
int min_perf_pct;
int32_t max_perf;
if (ret != 1)
return -EINVAL;
limits.no_turbo = clamp_t(int, input, 0 , 1);
-
+ if (limits.turbo_disabled) {
+ pr_warn("Turbo disabled by BIOS or unavailable on processor\n");
+ limits.no_turbo = limits.turbo_disabled;
+ }
return count;
}
{
u64 value;
rdmsrl(BYT_RATIOS, value);
- return (value >> 8) & 0x3F;
+ return (value >> 8) & 0x7F;
}
static int byt_get_max_pstate(void)
{
u64 value;
rdmsrl(BYT_RATIOS, value);
- return (value >> 16) & 0x3F;
+ return (value >> 16) & 0x7F;
}
static int byt_get_turbo_pstate(void)
{
u64 value;
rdmsrl(BYT_TURBO_RATIOS, value);
- return value & 0x3F;
+ return value & 0x7F;
}
static void byt_set_pstate(struct cpudata *cpudata, int pstate)
u32 vid;
val = pstate << 8;
- if (limits.no_turbo)
+ if (limits.no_turbo && !limits.turbo_disabled)
val |= (u64)1 << 32;
vid_fp = cpudata->vid.min + mul_fp(
rdmsrl(BYT_VIDS, value);
- cpudata->vid.min = int_tofp((value >> 8) & 0x3f);
- cpudata->vid.max = int_tofp((value >> 16) & 0x3f);
+ cpudata->vid.min = int_tofp((value >> 8) & 0x7f);
+ cpudata->vid.max = int_tofp((value >> 16) & 0x7f);
cpudata->vid.ratio = div_fp(
cpudata->vid.max - cpudata->vid.min,
int_tofp(cpudata->pstate.max_pstate -
u64 val;
val = pstate << 8;
- if (limits.no_turbo)
+ if (limits.no_turbo && !limits.turbo_disabled)
val |= (u64)1 << 32;
wrmsrl_on_cpu(cpudata->cpu, MSR_IA32_PERF_CTL, val);
cpu = all_cpu_data[cpunum];
- intel_pstate_get_cpu_pstates(cpu);
-
cpu->cpu = cpunum;
+ intel_pstate_get_cpu_pstates(cpu);
init_timer_deferrable(&cpu->timer);
cpu->timer.function = intel_pstate_timer_func;
limits.min_perf = int_tofp(1);
limits.max_perf_pct = 100;
limits.max_perf = int_tofp(1);
- limits.no_turbo = 0;
+ limits.no_turbo = limits.turbo_disabled;
return 0;
}
limits.min_perf_pct = (policy->min * 100) / policy->cpuinfo.max_freq;
{
struct cpudata *cpu;
int rc;
+ u64 misc_en;
rc = intel_pstate_init_cpu(policy->cpu);
if (rc)
cpu = all_cpu_data[policy->cpu];
- if (!limits.no_turbo &&
- limits.min_perf_pct == 100 && limits.max_perf_pct == 100)
+ rdmsrl(MSR_IA32_MISC_ENABLE, misc_en);
+ if (misc_en & MSR_IA32_MISC_ENABLE_TURBO_DISABLE ||
+ cpu->pstate.max_pstate == cpu->pstate.turbo_pstate) {
+ limits.turbo_disabled = 1;
+ limits.no_turbo = 1;
+ }
+ if (limits.min_perf_pct == 100 && limits.max_perf_pct == 100)
policy->policy = CPUFREQ_POLICY_PERFORMANCE;
else
policy->policy = CPUFREQ_POLICY_POWERSAVE;
int error;
jrdev = &pdev->dev;
- jrpriv = kmalloc(sizeof(struct caam_drv_private_jr),
- GFP_KERNEL);
+ jrpriv = devm_kmalloc(jrdev, sizeof(struct caam_drv_private_jr),
+ GFP_KERNEL);
if (!jrpriv)
return -ENOMEM;
/* Now do the platform independent part */
error = caam_jr_init(jrdev); /* now turn on hardware */
- if (error) {
- kfree(jrpriv);
+ if (error)
return error;
- }
jrpriv->dev = jrdev;
spin_lock(&driver_data.jr_alloc_lock);
#define USBSS_IRQ_PD_COMP (1 << 2)
+/* Packet Descriptor */
+#define PD2_ZERO_LENGTH (1 << 19)
+
struct cppi41_channel {
struct dma_chan chan;
struct dma_async_tx_descriptor txd;
__iormb();
while (val) {
- u32 desc;
+ u32 desc, len;
q_num = __fls(val);
val &= ~(1 << q_num);
q_num, desc);
continue;
}
- c->residue = pd_trans_len(c->desc->pd6) -
- pd_trans_len(c->desc->pd0);
+ if (c->desc->pd2 & PD2_ZERO_LENGTH)
+ len = 0;
+ else
+ len = pd_trans_len(c->desc->pd0);
+
+ c->residue = pd_trans_len(c->desc->pd6) - len;
dma_cookie_complete(&c->txd);
c->txd.callback(c->txd.callback_param);
}
enum dma_slave_buswidth word_size;
unsigned int buf_tail;
unsigned int num_bd;
+ unsigned int period_len;
struct sdma_buffer_descriptor *bd;
dma_addr_t bd_phys;
unsigned int pc_from_device, pc_to_device;
}
static void sdma_handle_channel_loop(struct sdma_channel *sdmac)
+{
+ if (sdmac->desc.callback)
+ sdmac->desc.callback(sdmac->desc.callback_param);
+}
+
+static void sdma_update_channel_loop(struct sdma_channel *sdmac)
{
struct sdma_buffer_descriptor *bd;
bd->mode.status |= BD_DONE;
sdmac->buf_tail++;
sdmac->buf_tail %= sdmac->num_bd;
-
- if (sdmac->desc.callback)
- sdmac->desc.callback(sdmac->desc.callback_param);
}
}
int channel = fls(stat) - 1;
struct sdma_channel *sdmac = &sdma->channel[channel];
+ if (sdmac->flags & IMX_DMA_SG_LOOP)
+ sdma_update_channel_loop(sdmac);
+
tasklet_schedule(&sdmac->tasklet);
__clear_bit(channel, &stat);
sdmac->status = DMA_IN_PROGRESS;
sdmac->buf_tail = 0;
+ sdmac->period_len = period_len;
sdmac->flags |= IMX_DMA_SG_LOOP;
sdmac->direction = direction;
struct dma_tx_state *txstate)
{
struct sdma_channel *sdmac = to_sdma_chan(chan);
+ u32 residue;
+
+ if (sdmac->flags & IMX_DMA_SG_LOOP)
+ residue = (sdmac->num_bd - sdmac->buf_tail) * sdmac->period_len;
+ else
+ residue = sdmac->chn_count - sdmac->chn_real_count;
dma_set_tx_state(txstate, chan->completed_cookie, chan->cookie,
- sdmac->chn_count - sdmac->chn_real_count);
+ residue);
return sdmac->status;
}
menu "IEEE 1394 (FireWire) support"
+ depends on HAS_DMA
depends on PCI || COMPILE_TEST
# firewire-core does not depend on PCI but is
# not useful without PCI controller driver
if (spi_present_mask & (1 << addr))
chips++;
}
- if (!chips)
- return -ENODEV;
} else {
type = spi_get_device_id(spi)->driver_data;
pdata = dev_get_platdata(&spi->dev);
if (!(spi_present_mask & (1 << addr)))
continue;
chips--;
- if (chips < 0) {
- dev_err(&spi->dev, "FATAL: invalid negative chip id\n");
- goto fail;
- }
data->mcp[addr] = &data->chip[chips];
status = mcp23s08_probe_one(data->mcp[addr], &spi->dev, spi,
0x40 | (addr << 1), type, base,
tda998x_encoder_mode_valid(struct drm_encoder *encoder,
struct drm_display_mode *mode)
{
+ if (mode->clock > 150000)
+ return MODE_CLOCK_HIGH;
+ if (mode->htotal >= BIT(13))
+ return MODE_BAD_HVALUE;
+ if (mode->vtotal >= BIT(11))
+ return MODE_BAD_VVALUE;
return MODE_OK;
}
return i;
}
} else {
- for (i = 10; i > 0; i--) {
- msleep(10);
+ for (i = 100; i > 0; i--) {
+ msleep(1);
ret = reg_read(priv, REG_INT_FLAGS_2);
if (ret < 0)
return ret;
tda998x_encoder_destroy(struct drm_encoder *encoder)
{
struct tda998x_priv *priv = to_tda998x_priv(encoder);
- drm_i2c_encoder_destroy(encoder);
/* disable all IRQs and free the IRQ handler */
cec_write(priv, REG_CEC_RXSHPDINTENA, 0);
if (priv->cec)
i2c_unregister_device(priv->cec);
+ drm_i2c_encoder_destroy(encoder);
kfree(priv);
}
#else
static int i915_kick_out_vgacon(struct drm_i915_private *dev_priv)
{
- int ret;
+ int ret = 0;
DRM_INFO("Replacing VGA console driver\n");
console_lock();
- ret = do_take_over_console(&dummy_con, 0, MAX_NR_CONSOLES - 1, 1);
+ if (con_is_bound(&vga_con))
+ ret = do_take_over_console(&dummy_con, 0, MAX_NR_CONSOLES - 1, 1);
if (ret == 0) {
ret = do_unregister_con_driver(&vga_con);
#define QUIRK_PIPEA_FORCE (1<<0)
#define QUIRK_LVDS_SSC_DISABLE (1<<1)
#define QUIRK_INVERT_BRIGHTNESS (1<<2)
+#define QUIRK_BACKLIGHT_PRESENT (1<<3)
struct intel_fbdev;
struct intel_fbc_work;
if (base == 0)
return 0;
+ /* make sure we don't clobber the GTT if it's within stolen memory */
+ if (INTEL_INFO(dev)->gen <= 4 && !IS_G33(dev) && !IS_G4X(dev)) {
+ struct {
+ u32 start, end;
+ } stolen[2] = {
+ { .start = base, .end = base + dev_priv->gtt.stolen_size, },
+ { .start = base, .end = base + dev_priv->gtt.stolen_size, },
+ };
+ u64 gtt_start, gtt_end;
+
+ gtt_start = I915_READ(PGTBL_CTL);
+ if (IS_GEN4(dev))
+ gtt_start = (gtt_start & PGTBL_ADDRESS_LO_MASK) |
+ (gtt_start & PGTBL_ADDRESS_HI_MASK) << 28;
+ else
+ gtt_start &= PGTBL_ADDRESS_LO_MASK;
+ gtt_end = gtt_start + gtt_total_entries(dev_priv->gtt) * 4;
+
+ if (gtt_start >= stolen[0].start && gtt_start < stolen[0].end)
+ stolen[0].end = gtt_start;
+ if (gtt_end > stolen[1].start && gtt_end <= stolen[1].end)
+ stolen[1].start = gtt_end;
+
+ /* pick the larger of the two chunks */
+ if (stolen[0].end - stolen[0].start >
+ stolen[1].end - stolen[1].start) {
+ base = stolen[0].start;
+ dev_priv->gtt.stolen_size = stolen[0].end - stolen[0].start;
+ } else {
+ base = stolen[1].start;
+ dev_priv->gtt.stolen_size = stolen[1].end - stolen[1].start;
+ }
+
+ if (stolen[0].start != stolen[1].start ||
+ stolen[0].end != stolen[1].end) {
+ DRM_DEBUG_KMS("GTT within stolen memory at 0x%llx-0x%llx\n",
+ (unsigned long long) gtt_start,
+ (unsigned long long) gtt_end - 1);
+ DRM_DEBUG_KMS("Stolen memory adjusted to 0x%x-0x%x\n",
+ base, base + (u32) dev_priv->gtt.stolen_size - 1);
+ }
+ }
+
+
/* Verify that nothing else uses this physical address. Stolen
* memory should be reserved by the BIOS and hidden from the
* kernel. So if the region is already marked as busy, something
/*
* Instruction and interrupt control regs
*/
+#define PGTBL_CTL 0x02020
+#define PGTBL_ADDRESS_LO_MASK 0xfffff000 /* bits [31:12] */
+#define PGTBL_ADDRESS_HI_MASK 0x000000f0 /* bits [35:32] (gen4) */
#define PGTBL_ER 0x02024
#define RENDER_RING_BASE 0x02000
#define BSD_RING_BASE 0x04000
static void intel_enable_primary_hw_plane(struct drm_i915_private *dev_priv,
enum plane plane, enum pipe pipe)
{
+ struct drm_device *dev = dev_priv->dev;
struct intel_crtc *intel_crtc =
to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
int reg;
I915_WRITE(reg, val | DISPLAY_PLANE_ENABLE);
intel_flush_primary_plane(dev_priv, plane);
+
+ /*
+ * BDW signals flip done immediately if the plane
+ * is disabled, even if the plane enable is already
+ * armed to occur at the next vblank :(
+ */
+ if (IS_BROADWELL(dev))
+ intel_wait_for_vblank(dev, intel_crtc->pipe);
}
/**
return names[output];
}
+static bool intel_crt_present(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ if (IS_ULT(dev))
+ return false;
+
+ if (IS_CHERRYVIEW(dev))
+ return false;
+
+ if (IS_VALLEYVIEW(dev) && !dev_priv->vbt.int_crt_support)
+ return false;
+
+ return true;
+}
+
static void intel_setup_outputs(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
intel_lvds_init(dev);
- if (!IS_ULT(dev) && !IS_CHERRYVIEW(dev) && dev_priv->vbt.int_crt_support)
+ if (intel_crt_present(dev))
intel_crt_init(dev);
if (HAS_DDI(dev)) {
DRM_INFO("applying inverted panel brightness quirk\n");
}
+/* Some VBT's incorrectly indicate no backlight is present */
+static void quirk_backlight_present(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ dev_priv->quirks |= QUIRK_BACKLIGHT_PRESENT;
+ DRM_INFO("applying backlight present quirk\n");
+}
+
struct intel_quirk {
int device;
int subsystem_vendor;
/* Acer Aspire 5336 */
{ 0x2a42, 0x1025, 0x048a, quirk_invert_brightness },
+
+ /* Acer C720 and C720P Chromebooks (Celeron 2955U) have backlights */
+ { 0x0a06, 0x1025, 0x0a11, quirk_backlight_present },
+
+ /* Toshiba CB35 Chromebook (Celeron 2955U) */
+ { 0x0a06, 0x1179, 0x0a88, quirk_backlight_present },
};
static void intel_init_quirks(struct drm_device *dev)
#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/export.h>
+#include <linux/notifier.h>
+#include <linux/reboot.h>
#include <drm/drmP.h>
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
return VLV_PIPE_PP_STATUS(vlv_power_sequencer_pipe(intel_dp));
}
+/* Reboot notifier handler to shutdown panel power to guarantee T12 timing
+ This function only applicable when panel PM state is not to be tracked */
+static int edp_notify_handler(struct notifier_block *this, unsigned long code,
+ void *unused)
+{
+ struct intel_dp *intel_dp = container_of(this, typeof(* intel_dp),
+ edp_notifier);
+ struct drm_device *dev = intel_dp_to_dev(intel_dp);
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 pp_div;
+ u32 pp_ctrl_reg, pp_div_reg;
+ enum pipe pipe = vlv_power_sequencer_pipe(intel_dp);
+
+ if (!is_edp(intel_dp) || code != SYS_RESTART)
+ return 0;
+
+ if (IS_VALLEYVIEW(dev)) {
+ pp_ctrl_reg = VLV_PIPE_PP_CONTROL(pipe);
+ pp_div_reg = VLV_PIPE_PP_DIVISOR(pipe);
+ pp_div = I915_READ(pp_div_reg);
+ pp_div &= PP_REFERENCE_DIVIDER_MASK;
+
+ /* 0x1F write to PP_DIV_REG sets max cycle delay */
+ I915_WRITE(pp_div_reg, pp_div | 0x1F);
+ I915_WRITE(pp_ctrl_reg, PANEL_UNLOCK_REGS | PANEL_POWER_OFF);
+ msleep(intel_dp->panel_power_cycle_delay);
+ }
+
+ return 0;
+}
+
static bool edp_have_panel_power(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
drm_modeset_lock(&dev->mode_config.connection_mutex, NULL);
edp_panel_vdd_off_sync(intel_dp);
drm_modeset_unlock(&dev->mode_config.connection_mutex);
+ if (intel_dp->edp_notifier.notifier_call) {
+ unregister_reboot_notifier(&intel_dp->edp_notifier);
+ intel_dp->edp_notifier.notifier_call = NULL;
+ }
}
kfree(intel_dig_port);
}
}
mutex_unlock(&dev->mode_config.mutex);
+ if (IS_VALLEYVIEW(dev)) {
+ intel_dp->edp_notifier.notifier_call = edp_notify_handler;
+ register_reboot_notifier(&intel_dp->edp_notifier);
+ }
+
intel_panel_init(&intel_connector->panel, fixed_mode, downclock_mode);
intel_panel_setup_backlight(connector);
unsigned long last_power_on;
unsigned long last_backlight_off;
bool psr_setup_done;
+ struct notifier_block edp_notifier;
+
bool use_tps3;
struct intel_connector *attached_connector;
/* bandgap reset is needed after everytime we do power gate */
band_gap_reset(dev_priv);
+ I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_ENTER);
+ usleep_range(2500, 3000);
+
val = I915_READ(MIPI_PORT_CTRL(pipe));
I915_WRITE(MIPI_PORT_CTRL(pipe), val | LP_OUTPUT_HOLD);
usleep_range(1000, 1500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY | ULPS_STATE_EXIT);
- usleep_range(2000, 2500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY);
- usleep_range(2000, 2500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), 0x00);
- usleep_range(2000, 2500);
+
+ I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_EXIT);
+ usleep_range(2500, 3000);
+
I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY);
- usleep_range(2000, 2500);
+ usleep_range(2500, 3000);
}
static void intel_dsi_enable(struct intel_encoder *encoder)
DRM_DEBUG_KMS("\n");
- I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_ENTER);
+ I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY | ULPS_STATE_ENTER);
usleep_range(2000, 2500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_EXIT);
+ I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY | ULPS_STATE_EXIT);
usleep_range(2000, 2500);
- I915_WRITE(MIPI_DEVICE_READY(pipe), ULPS_STATE_ENTER);
+ I915_WRITE(MIPI_DEVICE_READY(pipe), DEVICE_READY | ULPS_STATE_ENTER);
usleep_range(2000, 2500);
- val = I915_READ(MIPI_PORT_CTRL(pipe));
- I915_WRITE(MIPI_PORT_CTRL(pipe), val & ~LP_OUTPUT_HOLD);
- usleep_range(1000, 1500);
-
if (wait_for(((I915_READ(MIPI_PORT_CTRL(pipe)) & AFE_LATCHOUT)
== 0x00000), 30))
DRM_ERROR("DSI LP not going Low\n");
+ val = I915_READ(MIPI_PORT_CTRL(pipe));
+ I915_WRITE(MIPI_PORT_CTRL(pipe), val & ~LP_OUTPUT_HOLD);
+ usleep_range(1000, 1500);
+
I915_WRITE(MIPI_DEVICE_READY(pipe), 0x00);
usleep_range(2000, 2500);
else
cmd |= DPI_LP_MODE;
- /* DPI virtual channel?! */
-
- mask = DPI_FIFO_EMPTY;
- if (wait_for((I915_READ(MIPI_GEN_FIFO_STAT(pipe)) & mask) == mask, 50))
- DRM_ERROR("Timeout waiting for DPI FIFO empty.\n");
-
/* clear bit */
I915_WRITE(MIPI_INTR_STAT(pipe), SPL_PKT_SENT_INTERRUPT);
DRM_DEBUG_DRIVER("bclp = 0x%08x\n", bclp);
+ /*
+ * If the acpi_video interface is not supposed to be used, don't
+ * bother processing backlight level change requests from firmware.
+ */
+ if (!acpi_video_verify_backlight_support()) {
+ DRM_DEBUG_KMS("opregion backlight request ignored\n");
+ return 0;
+ }
+
if (!(bclp & ASLE_BCLP_VALID))
return ASLC_BACKLIGHT_FAILED;
int ret;
if (!dev_priv->vbt.backlight.present) {
- DRM_DEBUG_KMS("native backlight control not available per VBT\n");
- return 0;
+ if (dev_priv->quirks & QUIRK_BACKLIGHT_PRESENT) {
+ DRM_DEBUG_KMS("no backlight present per VBT, but present per quirk\n");
+ } else {
+ DRM_DEBUG_KMS("no backlight present per VBT\n");
+ return 0;
+ }
}
/* set level and max in panel struct */
*/
static void vlv_set_rps_idle(struct drm_i915_private *dev_priv)
{
+ struct drm_device *dev = dev_priv->dev;
+
+ /* Latest VLV doesn't need to force the gfx clock */
+ if (dev->pdev->revision >= 0xd) {
+ valleyview_set_rps(dev_priv->dev, dev_priv->rps.min_freq_softlimit);
+ return;
+ }
+
/*
* When we are idle. Drop to min voltage state.
*/
}
EXPORT_SYMBOL_GPL(i915_release_power_well);
+/*
+ * Private interface for the audio driver to get CDCLK in kHz.
+ *
+ * Caller must request power well using i915_request_power_well() prior to
+ * making the call.
+ */
+int i915_get_cdclk_freq(void)
+{
+ struct drm_i915_private *dev_priv;
+
+ if (!hsw_pwr)
+ return -ENODEV;
+
+ dev_priv = container_of(hsw_pwr, struct drm_i915_private,
+ power_domains);
+
+ return intel_ddi_get_cdclk_freq(dev_priv);
+}
+EXPORT_SYMBOL_GPL(i915_get_cdclk_freq);
+
+
#define POWER_DOMAIN_MASK (BIT(POWER_DOMAIN_NUM) - 1)
#define HSW_ALWAYS_ON_POWER_DOMAINS ( \
struct drm_device *dev = crtc->dev;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ /*
+ * BDW signals flip done immediately if the plane
+ * is disabled, even if the plane enable is already
+ * armed to occur at the next vblank :(
+ */
+ if (IS_BROADWELL(dev))
+ intel_wait_for_vblank(dev, intel_crtc->pipe);
+
/*
* FIXME IPS should be fine as long as one plane is
* enabled, but in practice it seems to have problems
}
switch ((ctrl & 0x000f0000) >> 16) {
- case 6: datarate = pclk * 30 / 8; break;
- case 5: datarate = pclk * 24 / 8; break;
+ case 6: datarate = pclk * 30; break;
+ case 5: datarate = pclk * 24; break;
case 2:
default:
- datarate = pclk * 18 / 8;
+ datarate = pclk * 18;
break;
}
if (outp->info.type == DCB_OUTPUT_DP) {
u32 sync = nv_rd32(priv, 0x660404 + (head * 0x300));
switch ((sync & 0x000003c0) >> 6) {
- case 6: pclk = pclk * 30 / 8; break;
- case 5: pclk = pclk * 24 / 8; break;
+ case 6: pclk = pclk * 30; break;
+ case 5: pclk = pclk * 24; break;
case 2:
default:
- pclk = pclk * 18 / 8;
+ pclk = pclk * 18;
break;
}
struct nvkm_output_dp *outp = (void *)base;
bool retrain = true;
u8 link[2], stat[3];
- u32 rate;
+ u32 linkrate;
int ret, i;
/* check that the link is trained at a high enough rate */
goto done;
}
- rate = link[0] * 27000 * (link[1] & DPCD_LC01_LANE_COUNT_SET);
- if (rate < ((datarate / 8) * 10)) {
+ linkrate = link[0] * 27000 * (link[1] & DPCD_LC01_LANE_COUNT_SET);
+ linkrate = (linkrate * 8) / 10; /* 8B/10B coding overhead */
+ datarate = (datarate + 9) / 10; /* -> decakilobits */
+ if (linkrate < datarate) {
DBG("link not trained at sufficient rate\n");
goto done;
}
struct nvkm_output_dp *outpdp = (void *)outp;
switch (data) {
case NV94_DISP_SOR_DP_PWR_STATE_OFF:
+ nouveau_event_put(outpdp->irq);
((struct nvkm_output_dp_impl *)nv_oclass(outp))
->lnk_pwr(outpdp, 0);
atomic_set(&outpdp->lt.done, 0);
};
}
-static inline struct ramfuc_reg
+static noinline struct ramfuc_reg
ramfuc_reg(u32 addr)
{
return ramfuc_reg2(addr, addr);
#define ram_init(s,p) ramfuc_init(&(s)->base, (p))
#define ram_exec(s,e) ramfuc_exec(&(s)->base, (e))
-#define ram_have(s,r) ((s)->r_##r.addr != 0x000000)
+#define ram_have(s,r) ((s)->r_##r.addr[0] != 0x000000)
#define ram_rd32(s,r) ramfuc_rd32(&(s)->base, &(s)->r_##r)
#define ram_wr32(s,r,d) ramfuc_wr32(&(s)->base, &(s)->r_##r, (d))
#define ram_nuke(s,r) ramfuc_nuke(&(s)->base, &(s)->r_##r)
/* (re)program mempll, if required */
if (ram->mode == 2) {
ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000);
+ ram_mask(fuc, 0x132000, 0x80000000, 0x80000000);
ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
ram_mask(fuc, 0x132004, 0x103fffff, mcoef);
ram_mask(fuc, 0x132000, 0x00000001, 0x00000001);
ret = nouveau_do_resume(drm_dev);
if (ret)
return ret;
- if (drm_dev->mode_config.num_crtc)
- nouveau_fbcon_set_suspend(drm_dev, 0);
- nouveau_fbcon_zfill_all(drm_dev);
- if (drm_dev->mode_config.num_crtc)
+ if (drm_dev->mode_config.num_crtc) {
nouveau_display_resume(drm_dev);
+ nouveau_fbcon_set_suspend(drm_dev, 0);
+ }
+
return 0;
}
ret = nouveau_do_resume(drm_dev);
if (ret)
return ret;
- if (drm_dev->mode_config.num_crtc)
- nouveau_fbcon_set_suspend(drm_dev, 0);
- nouveau_fbcon_zfill_all(drm_dev);
- if (drm_dev->mode_config.num_crtc)
+
+ if (drm_dev->mode_config.num_crtc) {
nouveau_display_resume(drm_dev);
+ nouveau_fbcon_set_suspend(drm_dev, 0);
+ }
+
return 0;
}
if (state == 1)
nouveau_fbcon_save_disable_accel(dev);
fb_set_suspend(drm->fbcon->helper.fbdev, state);
- if (state == 0)
+ if (state == 0) {
nouveau_fbcon_restore_accel(dev);
+ nouveau_fbcon_zfill(dev, drm->fbcon);
+ }
console_unlock();
}
}
-
-void
-nouveau_fbcon_zfill_all(struct drm_device *dev)
-{
- struct nouveau_drm *drm = nouveau_drm(dev);
- if (drm->fbcon) {
- nouveau_fbcon_zfill(dev, drm->fbcon);
- }
-}
int nouveau_fbcon_init(struct drm_device *dev);
void nouveau_fbcon_fini(struct drm_device *dev);
void nouveau_fbcon_set_suspend(struct drm_device *dev, int state);
-void nouveau_fbcon_zfill_all(struct drm_device *dev);
void nouveau_fbcon_save_disable_accel(struct drm_device *dev);
void nouveau_fbcon_restore_accel(struct drm_device *dev);
}
}
- mthd = (ffs(nv_encoder->dcb->sorconf.link) - 1) << 2;
+ mthd = (ffs(nv_encoder->dcb->heads) - 1) << 3;
+ mthd |= (ffs(nv_encoder->dcb->sorconf.link) - 1) << 2;
mthd |= nv_encoder->or;
if (nv_encoder->dcb->type == DCB_OUTPUT_DP) {
/* flags not zero */
if (args.v1.ucReplyStatus == 2) {
DRM_DEBUG_KMS("dp_aux_ch flags not zero\n");
- r = -EBUSY;
+ r = -EIO;
goto done;
}
{
struct radeon_connector_atom_dig *dig_connector = radeon_connector->con_priv;
u8 msg[DP_DPCD_SIZE];
- int ret, i;
+ int ret;
+
+ char dpcd_hex_dump[DP_DPCD_SIZE * 3];
ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_DPCD_REV, msg,
DP_DPCD_SIZE);
if (ret > 0) {
memcpy(dig_connector->dpcd, msg, DP_DPCD_SIZE);
- DRM_DEBUG_KMS("DPCD: ");
- for (i = 0; i < DP_DPCD_SIZE; i++)
- DRM_DEBUG_KMS("%02x ", msg[i]);
- DRM_DEBUG_KMS("\n");
+
+ hex_dump_to_buffer(dig_connector->dpcd, sizeof(dig_connector->dpcd),
+ 32, 1, dpcd_hex_dump, sizeof(dpcd_hex_dump), false);
+ DRM_DEBUG_KMS("DPCD: %s\n", dpcd_hex_dump);
radeon_dp_probe_oui(radeon_connector);
tmp &= ~GLOBAL_PWRMGT_EN;
WREG32_SMC(GENERAL_PWRMGT, tmp);
- tmp = RREG32(SCLK_PWRMGT_CNTL);
+ tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
tmp &= ~DYNAMIC_PM_EN;
WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
mc_client = RREG32(VM_CONTEXT1_PROTECTION_FAULT_MCCLIENT);
+ /* reset addr and status */
+ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
+ if (addr == 0x0 && status == 0x0)
+ break;
dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
addr);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
status);
cik_vm_decode_fault(rdev, status, addr, mc_client);
- /* reset addr and status */
- WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
break;
case 167: /* VCE */
DRM_DEBUG("IH: VCE int: 0x%08x\n", src_data);
#define EOP_TC_WB_ACTION_EN (1 << 15) /* L2 */
#define EOP_TCL1_ACTION_EN (1 << 16)
#define EOP_TC_ACTION_EN (1 << 17) /* L2 */
+#define EOP_TCL2_VOLATILE (1 << 24)
#define EOP_CACHE_POLICY(x) ((x) << 25)
/* 0 - LRU
* 1 - Stream
* 2 - Bypass
*/
-#define EOP_TCL2_VOLATILE (1 << 27)
#define DATA_SEL(x) ((x) << 29)
/* 0 - discard
* 1 - send low 32bit data
table->voltageMaskTable.highMask[RV770_SMC_VOLTAGEMASK_VDDCI] = 0;
table->voltageMaskTable.lowMask[RV770_SMC_VOLTAGEMASK_VDDCI] =
- cpu_to_be32(eg_pi->vddc_voltage_table.mask_low);
+ cpu_to_be32(eg_pi->vddci_voltage_table.mask_low);
}
return 0;
0x8c1c, 0xffffffff, 0x00001010,
0x28350, 0xffffffff, 0x00000000,
0xa008, 0xffffffff, 0x00010000,
- 0x5cc, 0xffffffff, 0x00000001,
+ 0x5c4, 0xffffffff, 0x00000001,
0x9508, 0xffffffff, 0x00000002,
0x913c, 0x0000000f, 0x0000000a
};
0x8c1c, 0xffffffff, 0x00001010,
0x28350, 0xffffffff, 0x00000000,
0xa008, 0xffffffff, 0x00010000,
- 0x5cc, 0xffffffff, 0x00000001,
+ 0x5c4, 0xffffffff, 0x00000001,
0x9508, 0xffffffff, 0x00000002
};
static const u32 supersumo_golden_registers[] =
{
0x5eb4, 0xffffffff, 0x00000002,
- 0x5cc, 0xffffffff, 0x00000001,
+ 0x5c4, 0xffffffff, 0x00000001,
0x7030, 0xffffffff, 0x00000011,
0x7c30, 0xffffffff, 0x00000011,
0x6104, 0x01000300, 0x00000000,
static const u32 wrestler_golden_registers[] =
{
0x5eb4, 0xffffffff, 0x00000002,
- 0x5cc, 0xffffffff, 0x00000001,
+ 0x5c4, 0xffffffff, 0x00000001,
0x7030, 0xffffffff, 0x00000011,
0x7c30, 0xffffffff, 0x00000011,
0x6104, 0x01000300, 0x00000000,
case 147:
addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
+ /* reset addr and status */
+ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
+ if (addr == 0x0 && status == 0x0)
+ break;
dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
addr);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
status);
cayman_vm_decode_fault(rdev, status, addr);
- /* reset addr and status */
- WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
break;
case 176: /* CP_INT in ring buffer */
case 177: /* CP_INT in IB1 */
pi->caps_sclk_ds = true;
pi->enable_auto_thermal_throttling = true;
pi->disable_nb_ps3_in_battery = false;
- pi->bapm_enable = false;
+ pi->bapm_enable = true;
pi->voltage_drop_t = 0;
pi->caps_sclk_throttle_low_notification = false;
pi->caps_fps = false; /* true? */
table->voltageMaskTable.highMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] = 0;
table->voltageMaskTable.lowMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] =
- cpu_to_be32(eg_pi->vddc_voltage_table.mask_low);
+ cpu_to_be32(eg_pi->vddci_voltage_table.mask_low);
}
}
extern int radeon_hard_reset;
extern int radeon_vm_size;
extern int radeon_vm_block_size;
+extern int radeon_deep_color;
/*
* Copy from radeon_drv.h so we don't have to include both and have conflicting
struct cik_irq_stat_regs cik;
};
-#define RADEON_MAX_HPD_PINS 7
-#define RADEON_MAX_CRTCS 6
-#define RADEON_MAX_AFMT_BLOCKS 7
-
struct radeon_irq {
bool installed;
spinlock_t lock;
rdev->clock.default_dispclk =
le32_to_cpu(firmware_info->info_21.ulDefaultDispEngineClkFreq);
if (rdev->clock.default_dispclk == 0) {
- if (ASIC_IS_DCE5(rdev))
+ if (ASIC_IS_DCE6(rdev))
+ rdev->clock.default_dispclk = 60000; /* 600 Mhz */
+ else if (ASIC_IS_DCE5(rdev))
rdev->clock.default_dispclk = 54000; /* 540 Mhz */
else
rdev->clock.default_dispclk = 60000; /* 600 Mhz */
}
+ /* set a reasonable default for DP */
+ if (ASIC_IS_DCE6(rdev) && (rdev->clock.default_dispclk < 53900)) {
+ DRM_INFO("Changing default dispclk from %dMhz to 600Mhz\n",
+ rdev->clock.default_dispclk / 100);
+ rdev->clock.default_dispclk = 60000;
+ }
rdev->clock.dp_extclk =
le16_to_cpu(firmware_info->info_21.usUniphyDPModeExtClkFreq);
rdev->clock.current_dispclk = rdev->clock.default_dispclk;
}
}
+ if ((radeon_deep_color == 0) && (bpc > 8))
+ bpc = 8;
+
DRM_DEBUG("%s: Display bpc=%d, returned bpc=%d\n",
connector->name, connector->display_info.bpc, bpc);
void radeon_crtc_handle_vblank(struct radeon_device *rdev, int crtc_id)
{
struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
- struct radeon_flip_work *work;
unsigned long flags;
u32 update_pending;
int vpos, hpos;
return;
spin_lock_irqsave(&rdev->ddev->event_lock, flags);
- work = radeon_crtc->flip_work;
- if (work == NULL) {
+ if (radeon_crtc->flip_status != RADEON_FLIP_SUBMITTED) {
+ DRM_DEBUG_DRIVER("radeon_crtc->flip_status = %d != "
+ "RADEON_FLIP_SUBMITTED(%d)\n",
+ radeon_crtc->flip_status,
+ RADEON_FLIP_SUBMITTED);
spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
return;
}
spin_lock_irqsave(&rdev->ddev->event_lock, flags);
work = radeon_crtc->flip_work;
- if (work == NULL) {
+ if (radeon_crtc->flip_status != RADEON_FLIP_SUBMITTED) {
+ DRM_DEBUG_DRIVER("radeon_crtc->flip_status = %d != "
+ "RADEON_FLIP_SUBMITTED(%d)\n",
+ radeon_crtc->flip_status,
+ RADEON_FLIP_SUBMITTED);
spin_unlock_irqrestore(&rdev->ddev->event_lock, flags);
return;
}
/* Pageflip completed. Clean up. */
+ radeon_crtc->flip_status = RADEON_FLIP_NONE;
radeon_crtc->flip_work = NULL;
/* wakeup userspace */
/* do the flip (mmio) */
radeon_page_flip(rdev, radeon_crtc->crtc_id, base);
+ radeon_crtc->flip_status = RADEON_FLIP_SUBMITTED;
spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
up_read(&rdev->exclusive_lock);
/* We borrow the event spin lock for protecting flip_work */
spin_lock_irqsave(&crtc->dev->event_lock, flags);
- if (radeon_crtc->flip_work) {
+ if (radeon_crtc->flip_status != RADEON_FLIP_NONE) {
DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
drm_gem_object_unreference_unlocked(&work->old_rbo->gem_base);
kfree(work);
return -EBUSY;
}
+ radeon_crtc->flip_status = RADEON_FLIP_PENDING;
radeon_crtc->flip_work = work;
/* update crtc fb */
int radeon_hard_reset = 0;
int radeon_vm_size = 4096;
int radeon_vm_block_size = 9;
+int radeon_deep_color = 0;
MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
module_param_named(no_wb, radeon_no_wb, int, 0444);
MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default 9)");
module_param_named(vm_block_size, radeon_vm_block_size, int, 0444);
+MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))");
+module_param_named(deep_color, radeon_deep_color, int, 0444);
+
static struct pci_device_id pciidlist[] = {
radeon_PCI_IDS
};
#define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
#define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
+#define RADEON_MAX_HPD_PINS 7
+#define RADEON_MAX_CRTCS 6
+#define RADEON_MAX_AFMT_BLOCKS 7
+
enum radeon_rmx_type {
RMX_OFF,
RMX_FULL,
struct card_info *atom_card_info;
enum radeon_connector_table connector_table;
bool mode_config_initialized;
- struct radeon_crtc *crtcs[6];
- struct radeon_afmt *afmt[7];
+ struct radeon_crtc *crtcs[RADEON_MAX_CRTCS];
+ struct radeon_afmt *afmt[RADEON_MAX_AFMT_BLOCKS];
/* DVI-I properties */
struct drm_property *coherent_mode_property;
/* DAC enable load detect */
uint16_t amount;
};
+enum radeon_flip_status {
+ RADEON_FLIP_NONE,
+ RADEON_FLIP_PENDING,
+ RADEON_FLIP_SUBMITTED
+};
+
struct radeon_crtc {
struct drm_crtc base;
int crtc_id;
/* page flipping */
struct workqueue_struct *flip_queue;
struct radeon_flip_work *flip_work;
+ enum radeon_flip_status flip_status;
/* pll sharing */
struct radeon_atom_ss ss;
bool ss_enabled;
rdev->pm.dpm.ac_power = true;
else
rdev->pm.dpm.ac_power = false;
- if (rdev->asic->dpm.enable_bapm)
- radeon_dpm_enable_bapm(rdev, rdev->pm.dpm.ac_power);
+ if (rdev->family == CHIP_ARUBA) {
+ if (rdev->asic->dpm.enable_bapm)
+ radeon_dpm_enable_bapm(rdev, rdev->pm.dpm.ac_power);
+ }
mutex_unlock(&rdev->pm.mutex);
} else if (rdev->pm.pm_method == PM_METHOD_PROFILE) {
if (rdev->pm.profile == PM_PROFILE_AUTO) {
mutex_unlock(&vm->mutex);
r = radeon_bo_create(rdev, RADEON_VM_PTE_COUNT * 8,
- RADEON_GPU_PAGE_SIZE, false,
+ RADEON_GPU_PAGE_SIZE, true,
RADEON_GEM_DOMAIN_VRAM, NULL, &pt);
if (r)
return r;
return -ENOMEM;
}
- r = radeon_bo_create(rdev, pd_size, align, false,
+ r = radeon_bo_create(rdev, pd_size, align, true,
RADEON_GEM_DOMAIN_VRAM, NULL,
&vm->page_directory);
if (r)
pi->mclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
ASIC_INTERNAL_MEMORY_SS, 0);
- /* disable ss, causes hangs on some cayman boards */
- if (rdev->family == CHIP_CAYMAN) {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
- }
-
if (pi->sclk_ss || pi->mclk_ss)
pi->dynamic_ss = true;
else
case 147:
addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR);
status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS);
+ /* reset addr and status */
+ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
+ if (addr == 0x0 && status == 0x0)
+ break;
dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
addr);
dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
status);
si_vm_decode_fault(rdev, status, addr);
- /* reset addr and status */
- WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
break;
case 176: /* RINGID0 CP_INT */
radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++)
pi->at[i] = TRINITY_AT_DFLT;
- pi->enable_bapm = false;
+ /* There are stability issues reported on latops with
+ * bapm installed when switching between AC and battery
+ * power. At the same time, some desktop boards hang
+ * if it's not enabled and dpm is enabled.
+ */
+ if (rdev->flags & RADEON_IS_MOBILITY)
+ pi->enable_bapm = false;
+ else
+ pi->enable_bapm = true;
pi->enable_nbps_policy = true;
pi->enable_sclk_ds = true;
pi->enable_gfx_power_gating = true;
vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, info->var.yoffset);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, info->var.xres);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, info->var.yres);
- vmw_write(vmw_priv, SVGA_REG_BYTES_PER_LINE, info->fix.line_length);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
}
config HID_SENSOR_HUB
tristate "HID Sensors framework support"
- depends on HID
+ depends on HID && HAS_IOMEM
select MFD_CORE
default n
---help---
#define USB_VENDOR_ID_ETURBOTOUCH 0x22b9
#define USB_DEVICE_ID_ETURBOTOUCH 0x0006
+#define USB_DEVICE_ID_ETURBOTOUCH_2968 0x2968
#define USB_VENDOR_ID_EZKEY 0x0518
#define USB_DEVICE_ID_BTC_8193 0x0002
#define USB_VENDOR_ID_PENMOUNT 0x14e1
#define USB_DEVICE_ID_PENMOUNT_PCI 0x3500
+#define USB_DEVICE_ID_PENMOUNT_1610 0x1610
+#define USB_DEVICE_ID_PENMOUNT_1640 0x1640
#define USB_VENDOR_ID_PETALYNX 0x18b1
#define USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE 0x0037
return 0;
}
+#ifdef CONFIG_PM
static int rmi_post_reset(struct hid_device *hdev)
{
return rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);
{
return rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);
}
+#endif /* CONFIG_PM */
#define RMI4_MAX_PAGE 0xff
#define RMI4_PAGE_SIZE 0x0100
{
struct hid_sensor_hub_callbacks_list *callback;
struct sensor_hub_data *pdata = hid_get_drvdata(hsdev->hdev);
+ unsigned long flags;
- spin_lock(&pdata->dyn_callback_lock);
+ spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
list_for_each_entry(callback, &pdata->dyn_callback_list, list)
if (callback->usage_id == usage_id &&
callback->hsdev == hsdev) {
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return -EINVAL;
}
callback = kzalloc(sizeof(*callback), GFP_ATOMIC);
if (!callback) {
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return -ENOMEM;
}
callback->hsdev = hsdev;
callback->usage_id = usage_id;
callback->priv = NULL;
list_add_tail(&callback->list, &pdata->dyn_callback_list);
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return 0;
}
{
struct hid_sensor_hub_callbacks_list *callback;
struct sensor_hub_data *pdata = hid_get_drvdata(hsdev->hdev);
+ unsigned long flags;
- spin_lock(&pdata->dyn_callback_lock);
+ spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
list_for_each_entry(callback, &pdata->dyn_callback_list, list)
if (callback->usage_id == usage_id &&
callback->hsdev == hsdev) {
kfree(callback);
break;
}
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return 0;
}
{
struct sensor_hub_data *pdata = hid_get_drvdata(hdev);
struct hid_sensor_hub_callbacks_list *callback;
+ unsigned long flags;
hid_dbg(hdev, " sensor_hub_suspend\n");
- spin_lock(&pdata->dyn_callback_lock);
+ spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
list_for_each_entry(callback, &pdata->dyn_callback_list, list) {
if (callback->usage_callback->suspend)
callback->usage_callback->suspend(
callback->hsdev, callback->priv);
}
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return 0;
}
{
struct sensor_hub_data *pdata = hid_get_drvdata(hdev);
struct hid_sensor_hub_callbacks_list *callback;
+ unsigned long flags;
hid_dbg(hdev, " sensor_hub_resume\n");
- spin_lock(&pdata->dyn_callback_lock);
+ spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
list_for_each_entry(callback, &pdata->dyn_callback_list, list) {
if (callback->usage_callback->resume)
callback->usage_callback->resume(
callback->hsdev, callback->priv);
}
- spin_unlock(&pdata->dyn_callback_lock);
+ spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
return 0;
}
if (name == NULL) {
hid_err(hdev, "Failed MFD device name\n");
ret = -ENOMEM;
+ kfree(hsdev);
goto err_no_mem;
}
sd->hid_sensor_hub_client_devs[
{ USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_ETURBOTOUCH, USB_DEVICE_ID_ETURBOTOUCH, HID_QUIRK_MULTI_INPUT },
+ { USB_VENDOR_ID_ETURBOTOUCH, USB_DEVICE_ID_ETURBOTOUCH_2968, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_GREENASIA, USB_DEVICE_ID_GREENASIA_DUAL_USB_JOYPAD, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_PANTHERLORD, USB_DEVICE_ID_PANTHERLORD_TWIN_USB_JOYSTICK, HID_QUIRK_MULTI_INPUT | HID_QUIRK_SKIP_OUTPUT_REPORTS },
{ USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GX680R_LED_PANEL, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_NEXIO, USB_DEVICE_ID_NEXIO_MULTITOUCH_PTI0750, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_NOVATEK, USB_DEVICE_ID_NOVATEK_MOUSE, HID_QUIRK_NO_INIT_REPORTS },
+ { USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_1610, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_1640, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2, HID_QUIRK_NO_INIT_REPORTS },
*/
do {
- hv_begin_read(&channel->inbound);
+ if (read_state)
+ hv_begin_read(&channel->inbound);
channel->onchannel_callback(arg);
- bytes_to_read = hv_end_read(&channel->inbound);
+ if (read_state)
+ bytes_to_read = hv_end_read(&channel->inbound);
+ else
+ bytes_to_read = 0;
} while (read_state && (bytes_to_read != 0));
} else {
pr_err("no channel callback for relid - %u\n", relid);
kvp_respond_to_host(NULL, HV_E_FAIL);
}
+static void poll_channel(struct vmbus_channel *channel)
+{
+ if (channel->target_cpu != smp_processor_id())
+ smp_call_function_single(channel->target_cpu,
+ hv_kvp_onchannelcallback,
+ channel, true);
+ else
+ hv_kvp_onchannelcallback(channel);
+}
+
+
static int kvp_handle_handshake(struct hv_kvp_msg *msg)
{
int ret = 1;
kvp_register(dm_reg_value);
kvp_transaction.active = false;
if (kvp_transaction.kvp_context)
- hv_kvp_onchannelcallback(kvp_transaction.kvp_context);
+ poll_channel(kvp_transaction.kvp_context);
}
return ret;
}
vmbus_sendpacket(channel, recv_buffer, buf_len, req_id,
VM_PKT_DATA_INBAND, 0);
-
+ poll_channel(channel);
}
/*
return;
}
- vmbus_recvpacket(channel, recv_buffer, PAGE_SIZE * 2, &recvlen,
+ vmbus_recvpacket(channel, recv_buffer, PAGE_SIZE * 4, &recvlen,
&requestid);
if (recvlen > 0) {
(struct hv_util_service *)dev_id->driver_data;
int ret;
- srv->recv_buffer = kmalloc(PAGE_SIZE * 2, GFP_KERNEL);
+ srv->recv_buffer = kmalloc(PAGE_SIZE * 4, GFP_KERNEL);
if (!srv->recv_buffer)
return -ENOMEM;
if (srv->util_init) {
return sprintf(buf, "%u\n", !!(alarms & mask));
}
-static SENSOR_DEVICE_ATTR_2(in0_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 0, 0);
+static SENSOR_DEVICE_ATTR_2(in0_input, S_IRUGO,
+ adc128_show_in, NULL, 0, 0);
static SENSOR_DEVICE_ATTR_2(in0_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 0, 1);
static SENSOR_DEVICE_ATTR_2(in0_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 0, 2);
-static SENSOR_DEVICE_ATTR_2(in1_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 1, 0);
+static SENSOR_DEVICE_ATTR_2(in1_input, S_IRUGO,
+ adc128_show_in, NULL, 1, 0);
static SENSOR_DEVICE_ATTR_2(in1_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 1, 1);
static SENSOR_DEVICE_ATTR_2(in1_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 1, 2);
-static SENSOR_DEVICE_ATTR_2(in2_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 2, 0);
+static SENSOR_DEVICE_ATTR_2(in2_input, S_IRUGO,
+ adc128_show_in, NULL, 2, 0);
static SENSOR_DEVICE_ATTR_2(in2_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 2, 1);
static SENSOR_DEVICE_ATTR_2(in2_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 2, 2);
-static SENSOR_DEVICE_ATTR_2(in3_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 3, 0);
+static SENSOR_DEVICE_ATTR_2(in3_input, S_IRUGO,
+ adc128_show_in, NULL, 3, 0);
static SENSOR_DEVICE_ATTR_2(in3_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 3, 1);
static SENSOR_DEVICE_ATTR_2(in3_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 3, 2);
-static SENSOR_DEVICE_ATTR_2(in4_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 4, 0);
+static SENSOR_DEVICE_ATTR_2(in4_input, S_IRUGO,
+ adc128_show_in, NULL, 4, 0);
static SENSOR_DEVICE_ATTR_2(in4_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 4, 1);
static SENSOR_DEVICE_ATTR_2(in4_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 4, 2);
-static SENSOR_DEVICE_ATTR_2(in5_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 5, 0);
+static SENSOR_DEVICE_ATTR_2(in5_input, S_IRUGO,
+ adc128_show_in, NULL, 5, 0);
static SENSOR_DEVICE_ATTR_2(in5_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 5, 1);
static SENSOR_DEVICE_ATTR_2(in5_max, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 5, 2);
-static SENSOR_DEVICE_ATTR_2(in6_input, S_IWUSR | S_IRUGO,
- adc128_show_in, adc128_set_in, 6, 0);
+static SENSOR_DEVICE_ATTR_2(in6_input, S_IRUGO,
+ adc128_show_in, NULL, 6, 0);
static SENSOR_DEVICE_ATTR_2(in6_min, S_IWUSR | S_IRUGO,
adc128_show_in, adc128_set_in, 6, 1);
static SENSOR_DEVICE_ATTR_2(in6_max, S_IWUSR | S_IRUGO,
struct adm1021_data *data = dev_get_drvdata(dev);
struct i2c_client *client = data->client;
long temp;
- int err;
+ int reg_val, err;
err = kstrtol(buf, 10, &temp);
if (err)
temp /= 1000;
mutex_lock(&data->update_lock);
- data->temp_max[index] = clamp_val(temp, -128, 127);
+ reg_val = clamp_val(temp, -128, 127);
+ data->temp_max[index] = reg_val * 1000;
if (!read_only)
i2c_smbus_write_byte_data(client, ADM1021_REG_TOS_W(index),
- data->temp_max[index]);
+ reg_val);
mutex_unlock(&data->update_lock);
return count;
struct adm1021_data *data = dev_get_drvdata(dev);
struct i2c_client *client = data->client;
long temp;
- int err;
+ int reg_val, err;
err = kstrtol(buf, 10, &temp);
if (err)
temp /= 1000;
mutex_lock(&data->update_lock);
- data->temp_min[index] = clamp_val(temp, -128, 127);
+ reg_val = clamp_val(temp, -128, 127);
+ data->temp_min[index] = reg_val * 1000;
if (!read_only)
i2c_smbus_write_byte_data(client, ADM1021_REG_THYST_W(index),
- data->temp_min[index]);
+ reg_val);
mutex_unlock(&data->update_lock);
return count;
/* Update the value */
reg = (reg & 0x3F) | (val << 6);
+ /* Update the cache */
+ data->fan_div[attr->index] = reg;
+
/* Write value */
i2c_smbus_write_byte_data(client,
ADM1029_REG_FAN_DIV[attr->index], reg);
if (ret)
return ret;
+ val = clamp_val(val, 0, 127000);
mutex_lock(&data->update_lock);
data->auto_temp[nr] = AUTO_TEMP_MIN_TO_REG(val, data->auto_temp[nr]);
adm1031_write_value(client, ADM1031_REG_AUTO_TEMP(nr),
if (ret)
return ret;
+ val = clamp_val(val, 0, 127000);
mutex_lock(&data->update_lock);
data->temp_max[nr] = AUTO_TEMP_MAX_TO_REG(val, data->auto_temp[nr],
data->pwm[nr]);
if (ret)
return ret;
- val = clamp_val(val, -55000, nr == 0 ? 127750 : 127875);
+ val = clamp_val(val, -55000, 127000);
mutex_lock(&data->update_lock);
data->temp_min[nr] = TEMP_TO_REG(val);
adm1031_write_value(client, ADM1031_REG_TEMP_MIN(nr),
if (ret)
return ret;
- val = clamp_val(val, -55000, nr == 0 ? 127750 : 127875);
+ val = clamp_val(val, -55000, 127000);
mutex_lock(&data->update_lock);
data->temp_max[nr] = TEMP_TO_REG(val);
adm1031_write_value(client, ADM1031_REG_TEMP_MAX(nr),
if (ret)
return ret;
- val = clamp_val(val, -55000, nr == 0 ? 127750 : 127875);
+ val = clamp_val(val, -55000, 127000);
mutex_lock(&data->update_lock);
data->temp_crit[nr] = TEMP_TO_REG(val);
adm1031_write_value(client, ADM1031_REG_TEMP_CRIT(nr),
get_temp_alarm, NULL, IDX_TEMP1_MAX);
static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO,
get_temp_alarm, NULL, IDX_TEMP1_CRIT);
-static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO | S_IWUSR,
+static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO,
get_temp, NULL, IDX_TEMP2_INPUT);
static SENSOR_DEVICE_ATTR(temp2_min, S_IRUGO | S_IWUSR, get_temp,
set_temp, IDX_TEMP2_MIN);
if (result < 0)
return result;
- val = DIV_ROUND_CLOSEST(val, 1000);
- if ((val < -63) || (val > 127))
- return -EINVAL;
+ val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), -63, 127);
mutex_lock(&data->update_lock);
data->temp_min[nr] = val;
if (result < 0)
return result;
- val = DIV_ROUND_CLOSEST(val, 1000);
- if ((val < -63) || (val > 127))
- return -EINVAL;
+ val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), -63, 127);
mutex_lock(&data->update_lock);
data->temp_max[nr] = val;
{
struct emc2103_data *data = emc2103_update_device(dev);
struct i2c_client *client = to_i2c_client(dev);
- long rpm_target;
+ unsigned long rpm_target;
- int result = kstrtol(buf, 10, &rpm_target);
+ int result = kstrtoul(buf, 10, &rpm_target);
if (result < 0)
return result;
/* Datasheet states 16384 as maximum RPM target (table 3.2) */
- if ((rpm_target < 0) || (rpm_target > 16384))
- return -EINVAL;
+ rpm_target = clamp_val(rpm_target, 0, 16384);
mutex_lock(&data->update_lock);
}
dev_info(&pdev->dev, "Thermistor type: %s successfully probed.\n",
- pdev->name);
+ pdev_id->name);
return 0;
err_after_sysfs:
*
*/
#include <linux/clk.h>
-#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/io.h>
#include <linux/interrupt.h>
config I2C_MUX_PCA954x
tristate "Philips PCA954x I2C Mux/switches"
+ depends on GPIOLIB
help
If you say yes here you get support for the Philips PCA954x
I2C mux/switch devices.
struct accel_3d_state *accel_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&accel_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&accel_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
int ret;
struct ad799x_state *st = iio_priv(indio_dev);
+ if (val < 0 || val > RES_MASK(chan->scan_type.realbits))
+ return -EINVAL;
+
mutex_lock(&indio_dev->mlock);
ret = ad799x_i2c_write16(st, ad799x_threshold_reg(chan, dir, info),
- val);
+ val << chan->scan_type.shift);
mutex_unlock(&indio_dev->mlock);
return ret;
mutex_unlock(&indio_dev->mlock);
if (ret < 0)
return ret;
- *val = valin;
+ *val = (valin >> chan->scan_type.shift) &
+ RES_MASK(chan->scan_type.realbits);
return IIO_VAL_INT;
}
return -EAGAIN;
}
}
- map_val = chan->channel + TOTAL_CHANNELS;
+ map_val = adc_dev->channel_step[chan->scan_index];
/*
* We check the complete FIFO. We programmed just one entry but in case
struct gyro_3d_state *gyro_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&gyro_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&gyro_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
else if (name && index >= 0) {
pr_err("ERROR: could not get IIO channel %s:%s(%i)\n",
np->full_name, name ? name : "", index);
- return chan;
+ return NULL;
}
/*
*/
np = np->parent;
if (np && !of_get_property(np, "io-channel-ranges", NULL))
- break;
+ return NULL;
}
+
return chan;
}
if (channel != NULL)
return channel;
}
+
return iio_channel_get_sys(name, channel_name);
}
EXPORT_SYMBOL_GPL(iio_channel_get);
struct als_state *als_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&als_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&als_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
struct prox_state *prox_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&prox_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&prox_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
struct tcs3472_data {
struct i2c_client *client;
+ struct mutex lock;
u8 enable;
u8 control;
u8 atime;
switch (mask) {
case IIO_CHAN_INFO_RAW:
+ if (iio_buffer_enabled(indio_dev))
+ return -EBUSY;
+
+ mutex_lock(&data->lock);
ret = tcs3472_req_data(data);
- if (ret < 0)
+ if (ret < 0) {
+ mutex_unlock(&data->lock);
return ret;
+ }
ret = i2c_smbus_read_word_data(data->client, chan->address);
+ mutex_unlock(&data->lock);
if (ret < 0)
return ret;
*val = ret;
data = iio_priv(indio_dev);
i2c_set_clientdata(client, indio_dev);
data->client = client;
+ mutex_init(&data->lock);
indio_dev->dev.parent = &client->dev;
indio_dev->info = &tcs3472_info;
struct magn_3d_state *magn_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&magn_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&magn_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
struct press_state *press_state = iio_priv(indio_dev);
int report_id = -1;
u32 address;
- int ret;
int ret_type;
s32 poll_value;
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = hid_sensor_read_samp_freq_value(
+ ret_type = hid_sensor_read_samp_freq_value(
&press_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
case IIO_CHAN_INFO_HYSTERESIS:
- ret = hid_sensor_read_raw_hyst_value(
+ ret_type = hid_sensor_read_raw_hyst_value(
&press_state->common_attributes, val, val2);
- ret_type = IIO_VAL_INT_PLUS_MICRO;
break;
default:
ret_type = -EINVAL;
static void armada_xp_mpic_smp_cpu_init(void)
{
+ u32 control;
+ int nr_irqs, i;
+
+ control = readl(main_int_base + ARMADA_370_XP_INT_CONTROL);
+ nr_irqs = (control >> 2) & 0x3ff;
+
+ for (i = 0; i < nr_irqs; i++)
+ writel(i, per_cpu_int_base + ARMADA_370_XP_INT_SET_MASK_OFFS);
+
/* Clear pending IPIs */
writel(0, per_cpu_int_base + ARMADA_370_XP_IN_DRBEL_CAUSE_OFFS);
struct device_node *parent)
{
struct resource main_int_res, per_cpu_int_res;
- int parent_irq;
+ int parent_irq, nr_irqs, i;
u32 control;
BUG_ON(of_address_to_resource(node, 0, &main_int_res));
BUG_ON(!per_cpu_int_base);
control = readl(main_int_base + ARMADA_370_XP_INT_CONTROL);
+ nr_irqs = (control >> 2) & 0x3ff;
+
+ for (i = 0; i < nr_irqs; i++)
+ writel(i, main_int_base + ARMADA_370_XP_INT_CLEAR_ENABLE_OFFS);
armada_370_xp_mpic_domain =
- irq_domain_add_linear(node, (control >> 2) & 0x3ff,
+ irq_domain_add_linear(node, nr_irqs,
&armada_370_xp_mpic_irq_ops, NULL);
BUG_ON(!armada_370_xp_mpic_domain);
/* Allocate a single Generic IRQ chip for this node */
ret = irq_alloc_domain_generic_chips(data->domain, 32, 1,
- np->full_name, handle_level_irq, clr, 0, 0);
+ np->full_name, handle_edge_irq, clr, 0, 0);
if (ret) {
pr_err("failed to allocate generic irq chip\n");
goto out_free_domain;
};
static struct spear_shirq spear320_shirq_ras3 = {
- .irq_nr = 3,
+ .irq_nr = 7,
.irq_bit_off = 0,
.invalid_irq = 1,
.regs = {
memcpy(p, ic->parm.ni1_io.data, ic->parm.ni1_io.datalen); /* copy data */
l = (p - temp) + ic->parm.ni1_io.datalen; /* total length */
- if (ic->parm.ni1_io.timeout > 0)
- if (!(pc = ni1_new_l3_process(st, -1)))
- { free_invoke_id(st, id);
+ if (ic->parm.ni1_io.timeout > 0) {
+ pc = ni1_new_l3_process(st, -1);
+ if (!pc) {
+ free_invoke_id(st, id);
return (-2);
}
- pc->prot.ni1.ll_id = ic->parm.ni1_io.ll_id; /* remember id */
- pc->prot.ni1.proc = ic->parm.ni1_io.proc; /* and procedure */
+ /* remember id */
+ pc->prot.ni1.ll_id = ic->parm.ni1_io.ll_id;
+ /* and procedure */
+ pc->prot.ni1.proc = ic->parm.ni1_io.proc;
+ }
if (!(skb = l3_alloc_skb(l)))
{ free_invoke_id(st, id);
{
struct sock_fprog uprog;
struct sock_filter *code = NULL;
- int len, err;
+ int len;
if (copy_from_user(&uprog, arg, sizeof(uprog)))
return -EFAULT;
if (IS_ERR(code))
return PTR_ERR(code);
- err = sk_chk_filter(code, uprog.len);
- if (err) {
- kfree(code);
- return err;
- }
-
*p = code;
return uprog.len;
}
/*
- * Copyright (C) 2003 Christophe Saout <christophe@saout.de>
+ * Copyright (C) 2003 Jana Saout <jana@saout.de>
* Copyright (C) 2004 Clemens Fruhwirth <clemens@endorphin.org>
* Copyright (C) 2006-2009 Red Hat, Inc. All rights reserved.
* Copyright (C) 2013 Milan Broz <gmazyland@gmail.com>
module_init(dm_crypt_init);
module_exit(dm_crypt_exit);
-MODULE_AUTHOR("Christophe Saout <christophe@saout.de>");
+MODULE_AUTHOR("Jana Saout <jana@saout.de>");
MODULE_DESCRIPTION(DM_NAME " target for transparent encryption / decryption");
MODULE_LICENSE("GPL");
#include <linux/device-mapper.h>
#include <linux/bio.h>
+#include <linux/completion.h>
#include <linux/mempool.h>
#include <linux/module.h>
#include <linux/sched.h>
struct io {
unsigned long error_bits;
atomic_t count;
- struct task_struct *sleeper;
+ struct completion *wait;
struct dm_io_client *client;
io_notify_fn callback;
void *context;
invalidate_kernel_vmap_range(io->vma_invalidate_address,
io->vma_invalidate_size);
- if (io->sleeper)
- wake_up_process(io->sleeper);
+ if (io->wait)
+ complete(io->wait);
else {
unsigned long r = io->error_bits;
*/
volatile char io_[sizeof(struct io) + __alignof__(struct io) - 1];
struct io *io = (struct io *)PTR_ALIGN(&io_, __alignof__(struct io));
+ DECLARE_COMPLETION_ONSTACK(wait);
if (num_regions > 1 && (rw & RW_MASK) != WRITE) {
WARN_ON(1);
io->error_bits = 0;
atomic_set(&io->count, 1); /* see dispatch_io() */
- io->sleeper = current;
+ io->wait = &wait;
io->client = client;
io->vma_invalidate_address = dp->vma_invalidate_address;
dispatch_io(rw, num_regions, where, dp, io, 1);
- while (1) {
- set_current_state(TASK_UNINTERRUPTIBLE);
-
- if (!atomic_read(&io->count))
- break;
-
- io_schedule();
- }
- set_current_state(TASK_RUNNING);
+ wait_for_completion_io(&wait);
if (error_bits)
*error_bits = io->error_bits;
io = mempool_alloc(client->pool, GFP_NOIO);
io->error_bits = 0;
atomic_set(&io->count, 1); /* see dispatch_io() */
- io->sleeper = NULL;
+ io->wait = NULL;
io->client = client;
io->callback = fn;
io->context = context;
spin_lock_irqsave(&m->lock, flags);
- /* pg_init in progress, requeue until done */
- if (!pg_ready(m)) {
+ /* pg_init in progress or no paths available */
+ if (m->pg_init_in_progress ||
+ (!m->nr_valid_paths && m->queue_if_no_path)) {
busy = 1;
goto out;
}
/*
- * Copyright (C) 2003 Christophe Saout <christophe@saout.de>
+ * Copyright (C) 2003 Jana Saout <jana@saout.de>
*
* This file is released under the GPL.
*/
module_init(dm_zero_init)
module_exit(dm_zero_exit)
-MODULE_AUTHOR("Christophe Saout <christophe@saout.de>");
+MODULE_AUTHOR("Jana Saout <jana@saout.de>");
MODULE_DESCRIPTION(DM_NAME " dummy target returning zeros");
MODULE_LICENSE("GPL");
static DECLARE_WORK(deferred_remove_work, do_deferred_remove);
+static struct workqueue_struct *deferred_remove_workqueue;
+
/*
* For bio-based dm.
* One of these is allocated per bio.
if (r)
goto out_free_rq_tio_cache;
+ deferred_remove_workqueue = alloc_workqueue("kdmremove", WQ_UNBOUND, 1);
+ if (!deferred_remove_workqueue) {
+ r = -ENOMEM;
+ goto out_uevent_exit;
+ }
+
_major = major;
r = register_blkdev(_major, _name);
if (r < 0)
- goto out_uevent_exit;
+ goto out_free_workqueue;
if (!_major)
_major = r;
return 0;
+out_free_workqueue:
+ destroy_workqueue(deferred_remove_workqueue);
out_uevent_exit:
dm_uevent_exit();
out_free_rq_tio_cache:
static void local_exit(void)
{
flush_scheduled_work();
+ destroy_workqueue(deferred_remove_workqueue);
kmem_cache_destroy(_rq_tio_cache);
kmem_cache_destroy(_io_cache);
if (atomic_dec_and_test(&md->open_count) &&
(test_bit(DMF_DEFERRED_REMOVE, &md->flags)))
- schedule_work(&deferred_remove_work);
+ queue_work(deferred_remove_workqueue, &deferred_remove_work);
dm_put(md);
if (mddev->in_sync)
info.state = (1<<MD_SB_CLEAN);
if (mddev->bitmap && mddev->bitmap_info.offset)
- info.state = (1<<MD_SB_BITMAP_PRESENT);
+ info.state |= (1<<MD_SB_BITMAP_PRESENT);
info.active_disks = insync;
info.working_disks = working;
info.failed_disks = failed;
rdev->recovery_offset < j)
j = rdev->recovery_offset;
rcu_read_unlock();
+
+ /* If there is a bitmap, we need to make sure all
+ * writes that started before we added a spare
+ * complete before we start doing a recovery.
+ * Otherwise the write might complete and (via
+ * bitmap_endwrite) set a bit in the bitmap after the
+ * recovery has checked that bit and skipped that
+ * region.
+ */
+ if (mddev->bitmap) {
+ mddev->pers->quiesce(mddev, 1);
+ mddev->pers->quiesce(mddev, 0);
+ }
}
printk(KERN_INFO "md: %s of RAID array %s\n", desc, mdname(mddev));
}
if (ad_select) {
- bond_opt_initstr(&newval, lacp_rate);
+ bond_opt_initstr(&newval, ad_select);
valptr = bond_opt_parse(bond_opt_get(BOND_OPT_AD_SELECT),
&newval);
if (!valptr) {
work_done = bcm_sysport_tx_reclaim(ring->priv, ring);
- if (work_done < budget) {
+ if (work_done == 0) {
napi_complete(napi);
/* re-enable TX interrupt */
intrl2_1_mask_clear(ring->priv, BIT(ring->index));
}
- return work_done;
+ return 0;
}
static void bcm_sysport_tx_reclaim_all(struct bcm_sysport_priv *priv)
usleep_range(1000, 2000);
}
-static inline int umac_reset(struct bcm_sysport_priv *priv)
+static inline void umac_reset(struct bcm_sysport_priv *priv)
{
- unsigned int timeout = 0;
u32 reg;
- int ret = 0;
-
- umac_writel(priv, 0, UMAC_CMD);
- while (timeout++ < 1000) {
- reg = umac_readl(priv, UMAC_CMD);
- if (!(reg & CMD_SW_RESET))
- break;
-
- udelay(1);
- }
-
- if (timeout == 1000) {
- dev_err(&priv->pdev->dev,
- "timeout waiting for MAC to come out of reset\n");
- ret = -ETIMEDOUT;
- }
- return ret;
+ reg = umac_readl(priv, UMAC_CMD);
+ reg |= CMD_SW_RESET;
+ umac_writel(priv, reg, UMAC_CMD);
+ udelay(10);
+ reg = umac_readl(priv, UMAC_CMD);
+ reg &= ~CMD_SW_RESET;
+ umac_writel(priv, reg, UMAC_CMD);
}
static void umac_set_hw_addr(struct bcm_sysport_priv *priv,
int ret;
/* Reset UniMAC */
- ret = umac_reset(priv);
- if (ret) {
- netdev_err(dev, "UniMAC reset failed\n");
- return ret;
- }
+ umac_reset(priv);
/* Flush TX and RX FIFOs at TOPCTRL level */
topctrl_flush(priv);
BUILD_BUG_ON(sizeof(struct bcm_tsb) != 8);
dev->needed_headroom += sizeof(struct bcm_tsb);
- /* We are interfaced to a switch which handles the multicast
- * filtering for us, so we do not support programming any
- * multicast hash table in this Ethernet MAC.
- */
- dev->flags &= ~IFF_MULTICAST;
-
/* libphy will adjust the link state accordingly */
netif_carrier_off(dev);
return;
}
- bnx2x_frag_free(fp, new_data);
+ if (new_data)
+ bnx2x_frag_free(fp, new_data);
drop:
/* drop the packet and keep the buffer in the bin */
DP(NETIF_MSG_RX_STATUS,
* without the default SB.
* For VFs there is no default SB, then we return (index+1).
*/
- pci_read_config_word(pdev, pdev->msix_cap + PCI_MSI_FLAGS, &control);
+ pci_read_config_word(pdev, pdev->msix_cap + PCI_MSIX_FLAGS, &control);
index = control & PCI_MSIX_FLAGS_QSIZE;
if (cb->skb)
continue;
- /* set the DMA descriptor length once and for all
- * it will only change if we support dynamically sizing
- * priv->rx_buf_len, but we do not
- */
- dmadesc_set_length_status(priv, priv->rx_bd_assign_ptr,
- priv->rx_buf_len << DMA_BUFLENGTH_SHIFT);
-
ret = bcmgenet_rx_refill(priv, cb);
if (ret)
break;
netif_set_real_num_tx_queues(priv->dev, priv->hw_params->tx_queues + 1);
netif_set_real_num_rx_queues(priv->dev, priv->hw_params->rx_queues + 1);
- err = register_netdev(dev);
- if (err)
- goto err_clk_disable;
+ /* libphy will determine the link state */
+ netif_carrier_off(dev);
/* Turn off the main clock, WOL clock is handled separately */
if (!IS_ERR(priv->clk))
clk_disable_unprepare(priv->clk);
+ err = register_netdev(dev);
+ if (err)
+ goto err;
+
return err;
err_clk_disable:
#define EXT_ENERGY_DET_MASK (1 << 12)
#define EXT_RGMII_OOB_CTRL 0x0C
-#define RGMII_MODE_EN (1 << 0)
#define RGMII_LINK (1 << 4)
#define OOB_DISABLE (1 << 5)
+#define RGMII_MODE_EN (1 << 6)
#define ID_MODE_DIS (1 << 16)
#define EXT_GPHY_CTRL 0x1C
for_all_evt_queues(adapter, eqo, i) {
napi_enable(&eqo->napi);
be_enable_busy_poll(eqo);
- be_eq_notify(adapter, eqo->q.id, true, false, 0);
+ be_eq_notify(adapter, eqo->q.id, true, true, 0);
}
adapter->flags |= BE_FLAGS_NAPI_ENABLED;
if (ug_info->rxExtendedFiltering) {
size += THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING;
if (ug_info->largestexternallookupkeysize ==
- QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES)
+ QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_8_BYTES)
size +=
THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_8;
if (ug_info->largestexternallookupkeysize ==
- QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES)
+ QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_16_BYTES)
size +=
THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_16;
}
s32 ret_val;
u16 i, rar_count = mac->rar_entry_count;
+ if ((hw->mac.type >= e1000_i210) &&
+ !(igb_get_flash_presence_i210(hw))) {
+ ret_val = igb_pll_workaround_i210(hw);
+ if (ret_val)
+ return ret_val;
+ }
+
/* Initialize identification LED */
ret_val = igb_id_led_init(hw);
if (ret_val) {
#define E1000_CTRL_EXT_SDP3_DIR 0x00000800 /* SDP3 Data direction */
/* Physical Func Reset Done Indication */
-#define E1000_CTRL_EXT_PFRSTD 0x00004000
-#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
-#define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES 0x00C00000
-#define E1000_CTRL_EXT_LINK_MODE_1000BASE_KX 0x00400000
-#define E1000_CTRL_EXT_LINK_MODE_SGMII 0x00800000
-#define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
-#define E1000_CTRL_EXT_EIAME 0x01000000
-#define E1000_CTRL_EXT_IRCA 0x00000001
+#define E1000_CTRL_EXT_PFRSTD 0x00004000
+#define E1000_CTRL_EXT_SDLPE 0X00040000 /* SerDes Low Power Enable */
+#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
+#define E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES 0x00C00000
+#define E1000_CTRL_EXT_LINK_MODE_1000BASE_KX 0x00400000
+#define E1000_CTRL_EXT_LINK_MODE_SGMII 0x00800000
+#define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
+#define E1000_CTRL_EXT_EIAME 0x01000000
+#define E1000_CTRL_EXT_IRCA 0x00000001
/* Interrupt delay cancellation */
/* Driver loaded bit for FW */
#define E1000_CTRL_EXT_DRV_LOAD 0x10000000
/* packet buffer parity error detection enabled */
/* descriptor FIFO parity error detection enable */
#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */
+#define E1000_CTRL_EXT_PHYPDEN 0x00100000
#define E1000_I2CCMD_REG_ADDR_SHIFT 16
#define E1000_I2CCMD_PHY_ADDR_SHIFT 24
#define E1000_I2CCMD_OPCODE_READ 0x08000000
/* These functions must be implemented by drivers */
s32 igb_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
s32 igb_write_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
+
+void igb_read_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value);
+void igb_write_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value);
#endif /* _E1000_HW_H_ */
}
return ret_val;
}
+
+/**
+ * igb_pll_workaround_i210
+ * @hw: pointer to the HW structure
+ *
+ * Works around an errata in the PLL circuit where it occasionally
+ * provides the wrong clock frequency after power up.
+ **/
+s32 igb_pll_workaround_i210(struct e1000_hw *hw)
+{
+ s32 ret_val;
+ u32 wuc, mdicnfg, ctrl, ctrl_ext, reg_val;
+ u16 nvm_word, phy_word, pci_word, tmp_nvm;
+ int i;
+
+ /* Get and set needed register values */
+ wuc = rd32(E1000_WUC);
+ mdicnfg = rd32(E1000_MDICNFG);
+ reg_val = mdicnfg & ~E1000_MDICNFG_EXT_MDIO;
+ wr32(E1000_MDICNFG, reg_val);
+
+ /* Get data from NVM, or set default */
+ ret_val = igb_read_invm_word_i210(hw, E1000_INVM_AUTOLOAD,
+ &nvm_word);
+ if (ret_val)
+ nvm_word = E1000_INVM_DEFAULT_AL;
+ tmp_nvm = nvm_word | E1000_INVM_PLL_WO_VAL;
+ for (i = 0; i < E1000_MAX_PLL_TRIES; i++) {
+ /* check current state directly from internal PHY */
+ igb_read_phy_reg_gs40g(hw, (E1000_PHY_PLL_FREQ_PAGE |
+ E1000_PHY_PLL_FREQ_REG), &phy_word);
+ if ((phy_word & E1000_PHY_PLL_UNCONF)
+ != E1000_PHY_PLL_UNCONF) {
+ ret_val = 0;
+ break;
+ } else {
+ ret_val = -E1000_ERR_PHY;
+ }
+ /* directly reset the internal PHY */
+ ctrl = rd32(E1000_CTRL);
+ wr32(E1000_CTRL, ctrl|E1000_CTRL_PHY_RST);
+
+ ctrl_ext = rd32(E1000_CTRL_EXT);
+ ctrl_ext |= (E1000_CTRL_EXT_PHYPDEN | E1000_CTRL_EXT_SDLPE);
+ wr32(E1000_CTRL_EXT, ctrl_ext);
+
+ wr32(E1000_WUC, 0);
+ reg_val = (E1000_INVM_AUTOLOAD << 4) | (tmp_nvm << 16);
+ wr32(E1000_EEARBC_I210, reg_val);
+
+ igb_read_pci_cfg(hw, E1000_PCI_PMCSR, &pci_word);
+ pci_word |= E1000_PCI_PMCSR_D3;
+ igb_write_pci_cfg(hw, E1000_PCI_PMCSR, &pci_word);
+ usleep_range(1000, 2000);
+ pci_word &= ~E1000_PCI_PMCSR_D3;
+ igb_write_pci_cfg(hw, E1000_PCI_PMCSR, &pci_word);
+ reg_val = (E1000_INVM_AUTOLOAD << 4) | (nvm_word << 16);
+ wr32(E1000_EEARBC_I210, reg_val);
+
+ /* restore WUC register */
+ wr32(E1000_WUC, wuc);
+ }
+ /* restore MDICNFG setting */
+ wr32(E1000_MDICNFG, mdicnfg);
+ return ret_val;
+}
s32 igb_write_xmdio_reg(struct e1000_hw *hw, u16 addr, u8 dev_addr, u16 data);
s32 igb_init_nvm_params_i210(struct e1000_hw *hw);
bool igb_get_flash_presence_i210(struct e1000_hw *hw);
+s32 igb_pll_workaround_i210(struct e1000_hw *hw);
#define E1000_STM_OPCODE 0xDB00
#define E1000_EEPROM_FLASH_SIZE_WORD 0x11
#define NVM_LED_1_CFG_DEFAULT_I211 0x0184
#define NVM_LED_0_2_CFG_DEFAULT_I211 0x200C
+/* PLL Defines */
+#define E1000_PCI_PMCSR 0x44
+#define E1000_PCI_PMCSR_D3 0x03
+#define E1000_MAX_PLL_TRIES 5
+#define E1000_PHY_PLL_UNCONF 0xFF
+#define E1000_PHY_PLL_FREQ_PAGE 0xFC0000
+#define E1000_PHY_PLL_FREQ_REG 0x000E
+#define E1000_INVM_DEFAULT_AL 0x202F
+#define E1000_INVM_AUTOLOAD 0x0A
+#define E1000_INVM_PLL_WO_VAL 0x0010
+
#endif
#define E1000_PBA 0x01000 /* Packet Buffer Allocation - RW */
#define E1000_PBS 0x01008 /* Packet Buffer Size */
#define E1000_EEMNGCTL 0x01010 /* MNG EEprom Control */
+#define E1000_EEARBC_I210 0x12024 /* EEPROM Auto Read Bus Control */
#define E1000_EEWR 0x0102C /* EEPROM Write Register - RW */
#define E1000_I2CCMD 0x01028 /* SFPI2C Command Register - RW */
#define E1000_FRTIMER 0x01048 /* Free Running Timer - RW */
}
}
+void igb_read_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value)
+{
+ struct igb_adapter *adapter = hw->back;
+
+ pci_read_config_word(adapter->pdev, reg, value);
+}
+
+void igb_write_pci_cfg(struct e1000_hw *hw, u32 reg, u16 *value)
+{
+ struct igb_adapter *adapter = hw->back;
+
+ pci_write_config_word(adapter->pdev, reg, *value);
+}
+
s32 igb_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value)
{
struct igb_adapter *adapter = hw->back;
if (netif_running(netdev))
igb_close(netdev);
+ else
+ igb_reset(adapter);
igb_clear_interrupt_scheme(adapter);
command = l3_offs << MVNETA_TX_L3_OFF_SHIFT;
command |= ip_hdr_len << MVNETA_TX_IP_HLEN_SHIFT;
- if (l3_proto == swab16(ETH_P_IP))
+ if (l3_proto == htons(ETH_P_IP))
command |= MVNETA_TXD_IP_CSUM;
else
command |= MVNETA_TX_L3_IP6;
if (phydev->speed == SPEED_1000)
val |= MVNETA_GMAC_CONFIG_GMII_SPEED;
- else
+ else if (phydev->speed == SPEED_100)
val |= MVNETA_GMAC_CONFIG_MII_SPEED;
mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
init_completion(&cq->free);
cq->irq = priv->eq_table.eq[cq->vector].irq;
- cq->irq_affinity_change = false;
-
return 0;
err_radix:
mlx4_warn(mdev, "Failed assigning an EQ to %s, falling back to legacy EQ's\n",
name);
}
+
+ cq->irq_desc =
+ irq_to_desc(mlx4_eq_get_irq(mdev->dev,
+ cq->vector));
}
} else {
cq->vector = (cq->ring + 1 + priv->port) %
mlx4_en_unmap_buffer(&cq->wqres.buf);
mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size);
if (priv->mdev->dev->caps.comp_pool && cq->vector) {
- if (!cq->is_tx)
- irq_set_affinity_hint(cq->mcq.irq, NULL);
mlx4_release_eq(priv->mdev->dev, cq->vector);
}
cq->vector = 0;
if (!cq->is_tx) {
napi_hash_del(&cq->napi);
synchronize_rcu();
+ irq_set_affinity_hint(cq->mcq.irq, NULL);
}
netif_napi_del(&cq->napi);
coal->tx_coalesce_usecs = priv->tx_usecs;
coal->tx_max_coalesced_frames = priv->tx_frames;
+ coal->tx_max_coalesced_frames_irq = priv->tx_work_limit;
+
coal->rx_coalesce_usecs = priv->rx_usecs;
coal->rx_max_coalesced_frames = priv->rx_frames;
coal->rx_coalesce_usecs_high = priv->rx_usecs_high;
coal->rate_sample_interval = priv->sample_interval;
coal->use_adaptive_rx_coalesce = priv->adaptive_rx_coal;
+
return 0;
}
{
struct mlx4_en_priv *priv = netdev_priv(dev);
+ if (!coal->tx_max_coalesced_frames_irq)
+ return -EINVAL;
+
priv->rx_frames = (coal->rx_max_coalesced_frames ==
MLX4_EN_AUTO_CONF) ?
MLX4_EN_RX_COAL_TARGET :
priv->rx_usecs_high = coal->rx_coalesce_usecs_high;
priv->sample_interval = coal->rate_sample_interval;
priv->adaptive_rx_coal = coal->use_adaptive_rx_coalesce;
+ priv->tx_work_limit = coal->tx_max_coalesced_frames_irq;
return mlx4_en_moderation_update(priv);
}
struct mlx4_en_priv *priv = netdev_priv(dev);
__be16 current_port;
- if (!(priv->mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS))
+ if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN)
return;
if (sa_family == AF_INET6)
MLX4_WQE_CTRL_SOLICITED);
priv->num_tx_rings_p_up = mdev->profile.num_tx_rings_p_up;
priv->tx_ring_num = prof->tx_ring_num;
+ priv->tx_work_limit = MLX4_EN_DEFAULT_TX_WORK;
priv->tx_ring = kzalloc(sizeof(struct mlx4_en_tx_ring *) * MAX_TX_RINGS,
GFP_KERNEL);
#include <linux/if_ether.h>
#include <linux/if_vlan.h>
#include <linux/vmalloc.h>
+#include <linux/irq.h>
#include "mlx4_en.h"
PKT_HASH_TYPE_L3);
skb_record_rx_queue(gro_skb, cq->ring);
+ skb_mark_napi_id(gro_skb, &cq->napi);
if (ring->hwtstamp_rx_filter == HWTSTAMP_FILTER_ALL) {
timestamp = mlx4_en_get_cqe_ts(cqe);
/* If we used up all the quota - we're probably not done yet... */
if (done == budget) {
+ int cpu_curr;
+ const struct cpumask *aff;
+
INC_PERF_COUNTER(priv->pstats.napi_quota);
- if (unlikely(cq->mcq.irq_affinity_change)) {
- cq->mcq.irq_affinity_change = false;
+
+ cpu_curr = smp_processor_id();
+ aff = irq_desc_get_irq_data(cq->irq_desc)->affinity;
+
+ if (unlikely(!cpumask_test_cpu(cpu_curr, aff))) {
+ /* Current cpu is not according to smp_irq_affinity -
+ * probably affinity changed. need to stop this NAPI
+ * poll, and restart it on the right CPU
+ */
napi_complete(napi);
mlx4_en_arm_cq(priv, cq);
return 0;
}
} else {
/* Done for now */
- cq->mcq.irq_affinity_change = false;
napi_complete(napi);
mlx4_en_arm_cq(priv, cq);
}
return cnt;
}
-static int mlx4_en_process_tx_cq(struct net_device *dev,
- struct mlx4_en_cq *cq,
- int budget)
+static bool mlx4_en_process_tx_cq(struct net_device *dev,
+ struct mlx4_en_cq *cq)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
struct mlx4_cq *mcq = &cq->mcq;
int factor = priv->cqe_factor;
u64 timestamp = 0;
int done = 0;
+ int budget = priv->tx_work_limit;
if (!priv->port_up)
- return 0;
+ return true;
index = cons_index & size_mask;
cqe = &buf[(index << factor) + factor];
netif_tx_wake_queue(ring->tx_queue);
ring->wake_queue++;
}
- return done;
+ return done < budget;
}
void mlx4_en_tx_irq(struct mlx4_cq *mcq)
struct mlx4_en_cq *cq = container_of(napi, struct mlx4_en_cq, napi);
struct net_device *dev = cq->dev;
struct mlx4_en_priv *priv = netdev_priv(dev);
- int done;
+ int clean_complete;
- done = mlx4_en_process_tx_cq(dev, cq, budget);
+ clean_complete = mlx4_en_process_tx_cq(dev, cq);
+ if (!clean_complete)
+ return budget;
- /* If we used up all the quota - we're probably not done yet... */
- if (done < budget) {
- /* Done for now */
- cq->mcq.irq_affinity_change = false;
- napi_complete(napi);
- mlx4_en_arm_cq(priv, cq);
- return done;
- } else if (unlikely(cq->mcq.irq_affinity_change)) {
- cq->mcq.irq_affinity_change = false;
- napi_complete(napi);
- mlx4_en_arm_cq(priv, cq);
- return 0;
- }
- return budget;
+ napi_complete(napi);
+ mlx4_en_arm_cq(priv, cq);
+
+ return 0;
}
static struct mlx4_en_tx_desc *mlx4_en_bounce_to_desc(struct mlx4_en_priv *priv,
MLX4_EQ_ENTRY_SIZE = 0x20
};
-struct mlx4_irq_notify {
- void *arg;
- struct irq_affinity_notify notify;
-};
-
#define MLX4_EQ_STATUS_OK ( 0 << 28)
#define MLX4_EQ_STATUS_WRITE_FAIL (10 << 28)
#define MLX4_EQ_OWNER_SW ( 0 << 24)
iounmap(priv->clr_base);
}
-static void mlx4_irq_notifier_notify(struct irq_affinity_notify *notify,
- const cpumask_t *mask)
-{
- struct mlx4_irq_notify *n = container_of(notify,
- struct mlx4_irq_notify,
- notify);
- struct mlx4_priv *priv = (struct mlx4_priv *)n->arg;
- struct radix_tree_iter iter;
- void **slot;
-
- radix_tree_for_each_slot(slot, &priv->cq_table.tree, &iter, 0) {
- struct mlx4_cq *cq = (struct mlx4_cq *)(*slot);
-
- if (cq->irq == notify->irq)
- cq->irq_affinity_change = true;
- }
-}
-
-static void mlx4_release_irq_notifier(struct kref *ref)
-{
- struct mlx4_irq_notify *n = container_of(ref, struct mlx4_irq_notify,
- notify.kref);
- kfree(n);
-}
-
-static void mlx4_assign_irq_notifier(struct mlx4_priv *priv,
- struct mlx4_dev *dev, int irq)
-{
- struct mlx4_irq_notify *irq_notifier = NULL;
- int err = 0;
-
- irq_notifier = kzalloc(sizeof(*irq_notifier), GFP_KERNEL);
- if (!irq_notifier) {
- mlx4_warn(dev, "Failed to allocate irq notifier. irq %d\n",
- irq);
- return;
- }
-
- irq_notifier->notify.irq = irq;
- irq_notifier->notify.notify = mlx4_irq_notifier_notify;
- irq_notifier->notify.release = mlx4_release_irq_notifier;
- irq_notifier->arg = priv;
- err = irq_set_affinity_notifier(irq, &irq_notifier->notify);
- if (err) {
- kfree(irq_notifier);
- irq_notifier = NULL;
- mlx4_warn(dev, "Failed to set irq notifier. irq %d\n", irq);
- }
-}
-
-
int mlx4_alloc_eq_table(struct mlx4_dev *dev)
{
struct mlx4_priv *priv = mlx4_priv(dev);
continue;
/*we dont want to break here*/
}
- mlx4_assign_irq_notifier(priv, dev,
- priv->eq_table.eq[vec].irq);
eq_set_ci(&priv->eq_table.eq[vec], 1);
}
}
EXPORT_SYMBOL(mlx4_assign_eq);
+int mlx4_eq_get_irq(struct mlx4_dev *dev, int vec)
+{
+ struct mlx4_priv *priv = mlx4_priv(dev);
+
+ return priv->eq_table.eq[vec].irq;
+}
+EXPORT_SYMBOL(mlx4_eq_get_irq);
+
void mlx4_release_eq(struct mlx4_dev *dev, int vec)
{
struct mlx4_priv *priv = mlx4_priv(dev);
Belonging to a legacy EQ*/
mutex_lock(&priv->msix_ctl.pool_lock);
if (priv->msix_ctl.pool_bm & 1ULL << i) {
- irq_set_affinity_notifier(
- priv->eq_table.eq[vec].irq,
- NULL);
free_irq(priv->eq_table.eq[vec].irq,
&priv->eq_table.eq[vec]);
priv->msix_ctl.pool_bm &= ~(1ULL << i);
#define MAX_TX_RINGS (MLX4_EN_MAX_TX_RING_P_UP * \
MLX4_EN_NUM_UP)
+#define MLX4_EN_DEFAULT_TX_WORK 256
+
/* Target number of packets to coalesce with interrupt moderation */
#define MLX4_EN_RX_COAL_TARGET 44
#define MLX4_EN_RX_COAL_TIME 0x10
#define CQ_USER_PEND (MLX4_EN_CQ_STATE_POLL | MLX4_EN_CQ_STATE_POLL_YIELD)
spinlock_t poll_lock; /* protects from LLS/napi conflicts */
#endif /* CONFIG_NET_RX_BUSY_POLL */
+ struct irq_desc *irq_desc;
};
struct mlx4_en_port_profile {
__be32 ctrl_flags;
u32 flags;
u8 num_tx_rings_p_up;
+ u32 tx_work_limit;
u32 tx_ring_num;
u32 rx_ring_num;
u32 rx_skb_size;
MagicPacket = (1 << 5), /* Wake up when receives a Magic Packet */
LinkUp = (1 << 4), /* Wake up when the cable connection is re-established */
Jumbo_En0 = (1 << 2), /* 8168 only. Reserved in the 8168b */
+ Rdy_to_L23 = (1 << 1), /* L23 Enable */
Beacon_en = (1 << 0), /* 8168 only. Reserved in the 8168b */
/* Config4 register */
PCI_EXP_LNKCTL_CLKREQ_EN);
}
+static void rtl_pcie_state_l2l3_enable(struct rtl8169_private *tp, bool enable)
+{
+ void __iomem *ioaddr = tp->mmio_addr;
+ u8 data;
+
+ data = RTL_R8(Config3);
+
+ if (enable)
+ data |= Rdy_to_L23;
+ else
+ data &= ~Rdy_to_L23;
+
+ RTL_W8(Config3, data);
+}
+
#define R8168_CPCMD_QUIRK_MASK (\
EnableBist | \
Mac_dbgo_oe | \
};
rtl_hw_start_8168f(tp);
+ rtl_pcie_state_l2l3_enable(tp, false);
rtl_ephy_init(tp, e_info_8168f_1, ARRAY_SIZE(e_info_8168f_1));
rtl_w1w0_eri(tp, 0x2fc, ERIAR_MASK_0001, 0x01, 0x06, ERIAR_EXGMAC);
rtl_w1w0_eri(tp, 0x1b0, ERIAR_MASK_0011, 0x0000, 0x1000, ERIAR_EXGMAC);
+
+ rtl_pcie_state_l2l3_enable(tp, false);
}
static void rtl_hw_start_8168g_2(struct rtl8169_private *tp)
RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN);
rtl_ephy_init(tp, e_info_8105e_1, ARRAY_SIZE(e_info_8105e_1));
+
+ rtl_pcie_state_l2l3_enable(tp, false);
}
static void rtl_hw_start_8105e_2(struct rtl8169_private *tp)
rtl_eri_write(tp, 0xc0, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC);
rtl_eri_write(tp, 0xb8, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC);
rtl_w1w0_eri(tp, 0x0d4, ERIAR_MASK_0011, 0x0e00, 0xff00, ERIAR_EXGMAC);
+
+ rtl_pcie_state_l2l3_enable(tp, false);
}
static void rtl_hw_start_8106(struct rtl8169_private *tp)
RTL_W32(MISC, (RTL_R32(MISC) | DISABLE_LAN_EN) & ~EARLY_TALLY_EN);
RTL_W8(MCU, RTL_R8(MCU) | EN_NDP | EN_OOB_RESET);
RTL_W8(DLLPR, RTL_R8(DLLPR) & ~PFM_EN);
+
+ rtl_pcie_state_l2l3_enable(tp, false);
}
static void rtl_hw_start_8101(struct net_device *dev)
static void dwmac1000_ctrl_ane(void __iomem *ioaddr, bool restart)
{
- u32 value;
-
- value = readl(ioaddr + GMAC_AN_CTRL);
/* auto negotiation enable and External Loopback enable */
- value = GMAC_AN_CTRL_ANE | GMAC_AN_CTRL_ELE;
+ u32 value = GMAC_AN_CTRL_ANE | GMAC_AN_CTRL_ELE;
if (restart)
value |= GMAC_AN_CTRL_RAN;
x->rx_msg_type_delay_req++;
else if (p->des4.erx.msg_type == RDES_EXT_DELAY_RESP)
x->rx_msg_type_delay_resp++;
- else if (p->des4.erx.msg_type == RDES_EXT_DELAY_REQ)
+ else if (p->des4.erx.msg_type == RDES_EXT_PDELAY_REQ)
x->rx_msg_type_pdelay_req++;
else if (p->des4.erx.msg_type == RDES_EXT_PDELAY_RESP)
x->rx_msg_type_pdelay_resp++;
static int dfx_rcv_init(DFX_board_t *bp, int get_buffers);
static void dfx_rcv_queue_process(DFX_board_t *bp);
+#ifdef DYNAMIC_BUFFERS
static void dfx_rcv_flush(DFX_board_t *bp);
+#else
+static inline void dfx_rcv_flush(DFX_board_t *bp) {}
+#endif
static netdev_tx_t dfx_xmt_queue_pkt(struct sk_buff *skb,
struct net_device *dev);
* Align an sk_buff to a boundary power of 2
*
*/
-
+#ifdef DYNAMIC_BUFFERS
static void my_skb_align(struct sk_buff *skb, int n)
{
unsigned long x = (unsigned long)skb->data;
skb_reserve(skb, v - x);
}
-
+#endif
/*
* ================
break;
}
else {
-#ifndef DYNAMIC_BUFFERS
- if (! rx_in_place)
-#endif
- {
+ if (!rx_in_place) {
/* Receive buffer allocated, pass receive packet up */
skb_copy_to_linear_data(skb,
}
}
-#else
-static inline void dfx_rcv_flush( DFX_board_t *bp )
-{
-}
#endif /* DYNAMIC_BUFFERS */
/*
{
struct dp83640_private *dp83640 = phydev->priv;
- if (!dp83640->hwts_rx_en)
- return false;
-
if (is_status_frame(skb, type)) {
decode_status_frame(dp83640, skb);
kfree_skb(skb);
return true;
}
+ if (!dp83640->hwts_rx_en)
+ return false;
+
SKB_PTP_TYPE(skb) = type;
skb_queue_tail(&dp83640->rx_queue, skb);
schedule_work(&dp83640->ts_work);
return d ? to_mii_bus(d) : NULL;
}
EXPORT_SYMBOL(of_mdio_find_bus);
+
+/* Walk the list of subnodes of a mdio bus and look for a node that matches the
+ * phy's address with its 'reg' property. If found, set the of_node pointer for
+ * the phy. This allows auto-probed pyh devices to be supplied with information
+ * passed in via DT.
+ */
+static void of_mdiobus_link_phydev(struct mii_bus *mdio,
+ struct phy_device *phydev)
+{
+ struct device *dev = &phydev->dev;
+ struct device_node *child;
+
+ if (dev->of_node || !mdio->dev.of_node)
+ return;
+
+ for_each_available_child_of_node(mdio->dev.of_node, child) {
+ int addr;
+ int ret;
+
+ ret = of_property_read_u32(child, "reg", &addr);
+ if (ret < 0) {
+ dev_err(dev, "%s has invalid PHY address\n",
+ child->full_name);
+ continue;
+ }
+
+ /* A PHY must have a reg property in the range [0-31] */
+ if (addr >= PHY_MAX_ADDR) {
+ dev_err(dev, "%s PHY address %i is too large\n",
+ child->full_name, addr);
+ continue;
+ }
+
+ if (addr == phydev->addr) {
+ dev->of_node = child;
+ return;
+ }
+ }
+}
+#else /* !IS_ENABLED(CONFIG_OF_MDIO) */
+static inline void of_mdiobus_link_phydev(struct mii_bus *mdio,
+ struct phy_device *phydev)
+{
+}
#endif
/**
{
struct sock_fprog uprog;
struct sock_filter *code = NULL;
- int len, err;
+ int len;
if (copy_from_user(&uprog, arg, sizeof(uprog)))
return -EFAULT;
if (IS_ERR(code))
return PTR_ERR(code);
- err = sk_chk_filter(code, uprog.len);
- if (err) {
- kfree(code);
- return err;
- }
-
*p = code;
return uprog.len;
}
po->chan.hdrlen = (sizeof(struct pppoe_hdr) +
dev->hard_header_len);
- po->chan.mtu = dev->mtu - sizeof(struct pppoe_hdr);
+ po->chan.mtu = dev->mtu - sizeof(struct pppoe_hdr) - 2;
po->chan.private = sk;
po->chan.ops = &pppoe_chan_ops;
* so as not to drop characters on the floor.
*/
int curr_rx_urb_idx;
- u16 curr_rx_urb_offset;
u8 rx_urb_filled[MAX_RX_URBS];
struct tasklet_struct unthrottle_tasklet;
- struct work_struct retry_unthrottle_workqueue;
};
struct hso_device {
tasklet_hi_schedule(&serial->unthrottle_tasklet);
}
-static void hso_unthrottle_workfunc(struct work_struct *work)
-{
- struct hso_serial *serial =
- container_of(work, struct hso_serial,
- retry_unthrottle_workqueue);
- hso_unthrottle_tasklet(serial);
-}
-
/* open the requested serial port */
static int hso_serial_open(struct tty_struct *tty, struct file *filp)
{
tasklet_init(&serial->unthrottle_tasklet,
(void (*)(unsigned long))hso_unthrottle_tasklet,
(unsigned long)serial);
- INIT_WORK(&serial->retry_unthrottle_workqueue,
- hso_unthrottle_workfunc);
result = hso_start_serial_device(serial->parent, GFP_KERNEL);
if (result) {
hso_stop_serial_device(serial->parent);
if (!usb_gone)
hso_stop_serial_device(serial->parent);
tasklet_kill(&serial->unthrottle_tasklet);
- cancel_work_sync(&serial->retry_unthrottle_workqueue);
}
if (!usb_gone)
static int put_rxbuf_data(struct urb *urb, struct hso_serial *serial)
{
struct tty_struct *tty;
- int write_length_remaining = 0;
- int curr_write_len;
+ int count;
/* Sanity check */
if (urb == NULL || serial == NULL) {
tty = tty_port_tty_get(&serial->port);
+ if (tty && test_bit(TTY_THROTTLED, &tty->flags)) {
+ tty_kref_put(tty);
+ return -1;
+ }
+
/* Push data to tty */
- write_length_remaining = urb->actual_length -
- serial->curr_rx_urb_offset;
D1("data to push to tty");
- while (write_length_remaining) {
- if (tty && test_bit(TTY_THROTTLED, &tty->flags)) {
- tty_kref_put(tty);
- return -1;
- }
- curr_write_len = tty_insert_flip_string(&serial->port,
- urb->transfer_buffer + serial->curr_rx_urb_offset,
- write_length_remaining);
- serial->curr_rx_urb_offset += curr_write_len;
- write_length_remaining -= curr_write_len;
+ count = tty_buffer_request_room(&serial->port, urb->actual_length);
+ if (count >= urb->actual_length) {
+ tty_insert_flip_string(&serial->port, urb->transfer_buffer,
+ urb->actual_length);
tty_flip_buffer_push(&serial->port);
+ } else {
+ dev_warn(&serial->parent->usb->dev,
+ "dropping data, %d bytes lost\n", urb->actual_length);
}
+
tty_kref_put(tty);
- if (write_length_remaining == 0) {
- serial->curr_rx_urb_offset = 0;
- serial->rx_urb_filled[hso_urb_to_index(serial, urb)] = 0;
- }
- return write_length_remaining;
+ serial->rx_urb_filled[hso_urb_to_index(serial, urb)] = 0;
+
+ return 0;
}
}
}
serial->curr_rx_urb_idx = 0;
- serial->curr_rx_urb_offset = 0;
if (serial->tx_urb)
usb_kill_urb(serial->tx_urb);
{QMI_FIXED_INTF(0x19d2, 0x1424, 2)},
{QMI_FIXED_INTF(0x19d2, 0x1425, 2)},
{QMI_FIXED_INTF(0x19d2, 0x1426, 2)}, /* ZTE MF91 */
+ {QMI_FIXED_INTF(0x19d2, 0x1428, 2)}, /* Telewell TW-LTE 4G v2 */
{QMI_FIXED_INTF(0x19d2, 0x2002, 4)}, /* ZTE (Vodafone) K3765-Z */
{QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */
{QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */
struct sk_buff_head seg_list;
struct sk_buff *segs, *nskb;
- features &= ~(NETIF_F_IP_CSUM | NETIF_F_SG | NETIF_F_TSO);
+ features &= ~(NETIF_F_SG | NETIF_F_IPV6_CSUM | NETIF_F_TSO6);
segs = skb_gso_segment(skb, features);
if (IS_ERR(segs) || !segs)
goto drop;
struct r8152 *tp = netdev_priv(dev);
struct tally_counter tally;
+ if (usb_autopm_get_interface(tp->intf) < 0)
+ return;
+
generic_ocp_read(tp, PLA_TALLYCNT, sizeof(tally), &tally, MCU_TYPE_PLA);
+ usb_autopm_put_interface(tp->intf);
+
data[0] = le64_to_cpu(tally.tx_packets);
data[1] = le64_to_cpu(tally.rx_packets);
data[2] = le64_to_cpu(tally.tx_errors);
return ret;
}
+static int smsc95xx_reset_resume(struct usb_interface *intf)
+{
+ struct usbnet *dev = usb_get_intfdata(intf);
+ int ret;
+
+ ret = smsc95xx_reset(dev);
+ if (ret < 0)
+ return ret;
+
+ return smsc95xx_resume(intf);
+}
+
static void smsc95xx_rx_csum_offload(struct sk_buff *skb)
{
skb->csum = *(u16 *)(skb_tail_pointer(skb) - 2);
.probe = usbnet_probe,
.suspend = smsc95xx_suspend,
.resume = smsc95xx_resume,
- .reset_resume = smsc95xx_resume,
+ .reset_resume = smsc95xx_reset_resume,
.disconnect = usbnet_disconnect,
.disable_hub_initiated_lpm = 1,
.supports_autosuspend = 1,
"FarSync TE1"
};
-static void
+static int
fst_init_card(struct fst_card_info *card)
{
int i;
* we'll have to revise it in some way then.
*/
for (i = 0; i < card->nports; i++) {
- err = register_hdlc_device(card->ports[i].dev);
- if (err < 0) {
- int j;
+ err = register_hdlc_device(card->ports[i].dev);
+ if (err < 0) {
pr_err("Cannot register HDLC device for port %d (errno %d)\n",
- i, -err);
- for (j = i; j < card->nports; j++) {
- free_netdev(card->ports[j].dev);
- card->ports[j].dev = NULL;
- }
- card->nports = i;
- break;
- }
+ i, -err);
+ while (i--)
+ unregister_hdlc_device(card->ports[i].dev);
+ return err;
+ }
}
pr_info("%s-%s: %s IRQ%d, %d ports\n",
port_to_dev(&card->ports[0])->name,
port_to_dev(&card->ports[card->nports - 1])->name,
type_strings[card->type], card->irq, card->nports);
+ return 0;
}
static const struct net_device_ops fst_ops = {
/* Try to enable the device */
if ((err = pci_enable_device(pdev)) != 0) {
pr_err("Failed to enable card. Err %d\n", -err);
- kfree(card);
- return err;
+ goto enable_fail;
}
if ((err = pci_request_regions(pdev, "FarSync")) !=0) {
pr_err("Failed to allocate regions. Err %d\n", -err);
- pci_disable_device(pdev);
- kfree(card);
- return err;
+ goto regions_fail;
}
/* Get virtual addresses of memory regions */
card->phys_ctlmem = pci_resource_start(pdev, 3);
if ((card->mem = ioremap(card->phys_mem, FST_MEMSIZE)) == NULL) {
pr_err("Physical memory remap failed\n");
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- kfree(card);
- return -ENODEV;
+ err = -ENODEV;
+ goto ioremap_physmem_fail;
}
if ((card->ctlmem = ioremap(card->phys_ctlmem, 0x10)) == NULL) {
pr_err("Control memory remap failed\n");
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->mem);
- kfree(card);
- return -ENODEV;
+ err = -ENODEV;
+ goto ioremap_ctlmem_fail;
}
dbg(DBG_PCI, "kernel mem %p, ctlmem %p\n", card->mem, card->ctlmem);
/* Register the interrupt handler */
if (request_irq(pdev->irq, fst_intr, IRQF_SHARED, FST_DEV_NAME, card)) {
pr_err("Unable to register interrupt %d\n", card->irq);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->ctlmem);
- iounmap(card->mem);
- kfree(card);
- return -ENODEV;
+ err = -ENODEV;
+ goto irq_fail;
}
/* Record info we need */
while (i--)
free_netdev(card->ports[i].dev);
pr_err("FarSync: out of memory\n");
- free_irq(card->irq, card);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->ctlmem);
- iounmap(card->mem);
- kfree(card);
- return -ENODEV;
+ err = -ENOMEM;
+ goto hdlcdev_fail;
}
card->ports[i].dev = dev;
card->ports[i].card = card;
pci_set_drvdata(pdev, card);
/* Remainder of card setup */
+ if (no_of_cards_added >= FST_MAX_CARDS) {
+ pr_err("FarSync: too many cards\n");
+ err = -ENOMEM;
+ goto card_array_fail;
+ }
fst_card_array[no_of_cards_added] = card;
card->card_no = no_of_cards_added++; /* Record instance and bump it */
- fst_init_card(card);
+ err = fst_init_card(card);
+ if (err)
+ goto init_card_fail;
if (card->family == FST_FAMILY_TXU) {
/*
* Allocate a dma buffer for transmit and receives
&card->rx_dma_handle_card);
if (card->rx_dma_handle_host == NULL) {
pr_err("Could not allocate rx dma buffer\n");
- fst_disable_intr(card);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->ctlmem);
- iounmap(card->mem);
- kfree(card);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto rx_dma_fail;
}
card->tx_dma_handle_host =
pci_alloc_consistent(card->device, FST_MAX_MTU,
&card->tx_dma_handle_card);
if (card->tx_dma_handle_host == NULL) {
pr_err("Could not allocate tx dma buffer\n");
- fst_disable_intr(card);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- iounmap(card->ctlmem);
- iounmap(card->mem);
- kfree(card);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto tx_dma_fail;
}
}
return 0; /* Success */
+
+tx_dma_fail:
+ pci_free_consistent(card->device, FST_MAX_MTU,
+ card->rx_dma_handle_host,
+ card->rx_dma_handle_card);
+rx_dma_fail:
+ fst_disable_intr(card);
+ for (i = 0 ; i < card->nports ; i++)
+ unregister_hdlc_device(card->ports[i].dev);
+init_card_fail:
+ fst_card_array[card->card_no] = NULL;
+card_array_fail:
+ for (i = 0 ; i < card->nports ; i++)
+ free_netdev(card->ports[i].dev);
+hdlcdev_fail:
+ free_irq(card->irq, card);
+irq_fail:
+ iounmap(card->ctlmem);
+ioremap_ctlmem_fail:
+ iounmap(card->mem);
+ioremap_physmem_fail:
+ pci_release_regions(pdev);
+regions_fail:
+ pci_disable_device(pdev);
+enable_fail:
+ kfree(card);
+ return err;
}
/*
if (status)
goto err_htc_stop;
- ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1;
+ if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features))
+ ar->free_vdev_map = (1 << TARGET_10X_NUM_VDEVS) - 1;
+ else
+ ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1;
+
INIT_LIST_HEAD(&ar->arvifs);
if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags))
int msdu_len, msdu_chaining = 0;
struct sk_buff *msdu;
struct htt_rx_desc *rx_desc;
- bool corrupted = false;
lockdep_assert_held(&htt->rx_ring.lock);
last_msdu = __le32_to_cpu(rx_desc->msdu_end.info0) &
RX_MSDU_END_INFO0_LAST_MSDU;
- if (msdu_chaining && !last_msdu)
- corrupted = true;
-
if (last_msdu) {
msdu->next = NULL;
break;
if (*head_msdu == NULL)
msdu_chaining = -1;
- /*
- * Apparently FW sometimes reports weird chained MSDU sequences with
- * more than one rx descriptor. This seems like a bug but needs more
- * analyzing. For the time being fix it by dropping such sequences to
- * avoid blowing up the host system.
- */
- if (corrupted) {
- ath10k_warn("failed to pop chained msdus, dropping\n");
- ath10k_htt_rx_free_msdu_chain(*head_msdu);
- *head_msdu = NULL;
- *tail_msdu = NULL;
- msdu_chaining = -EINVAL;
- }
-
/*
* Don't refill the ring yet.
*
bus->bus_priv.usb = bus_pub;
dev_set_drvdata(dev, bus);
bus->ops = &brcmf_usb_bus_ops;
- bus->chip = bus_pub->devid;
- bus->chiprev = bus_pub->chiprev;
bus->proto_type = BRCMF_PROTO_BCDC;
bus->always_use_fws_queue = true;
if (ret)
goto fail;
}
+ bus->chip = bus_pub->devid;
+ bus->chiprev = bus_pub->chiprev;
+
/* request firmware here */
brcmf_fw_get_firmwares(dev, 0, brcmf_usb_get_fwname(devinfo), NULL,
brcmf_usb_probe_phase2);
/* recalculate basic rates */
iwl_calc_basic_rates(priv, ctx);
- /*
- * force CTS-to-self frames protection if RTS-CTS is not preferred
- * one aggregation protection method
- */
- if (!priv->hw_params.use_rts_for_aggregation)
- ctx->staging.flags |= RXON_FLG_SELF_CTS_EN;
-
if ((ctx->vif && ctx->vif->bss_conf.use_short_slot) ||
!(ctx->staging.flags & RXON_FLG_BAND_24G_MSK))
ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
else
ctx->staging.flags &= ~RXON_FLG_TGG_PROTECT_MSK;
- if (bss_conf->use_cts_prot)
- ctx->staging.flags |= RXON_FLG_SELF_CTS_EN;
- else
- ctx->staging.flags &= ~RXON_FLG_SELF_CTS_EN;
-
memcpy(ctx->staging.bssid_addr, bss_conf->bssid, ETH_ALEN);
if (vif->type == NL80211_IFTYPE_AP ||
* P2P client interfaces simultaneously if they are in different bindings.
* @IWL_UCODE_TLV_FLAGS_P2P_BSS_PS_SCM: support power save on BSS station and
* P2P client interfaces simultaneously if they are in same bindings.
+ * @IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT: General support for uAPSD
* @IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD: P2P client supports uAPSD power save
* @IWL_UCODE_TLV_FLAGS_BCAST_FILTERING: uCode supports broadcast filtering.
* @IWL_UCODE_TLV_FLAGS_GO_UAPSD: AP/GO interfaces support uAPSD clients
if (vif->bss_conf.qos)
cmd->qos_flags |= cpu_to_le32(MAC_QOS_FLG_UPDATE_EDCA);
- if (vif->bss_conf.use_cts_prot) {
+ if (vif->bss_conf.use_cts_prot)
cmd->protection_flags |= cpu_to_le32(MAC_PROT_FLG_TGG_PROTECT);
- cmd->protection_flags |= cpu_to_le32(MAC_PROT_FLG_SELF_CTS_EN);
- }
+
IWL_DEBUG_RATE(mvm, "use_cts_prot %d, ht_operation_mode %d\n",
vif->bss_conf.use_cts_prot,
vif->bss_conf.ht_operation_mode);
hw->uapsd_max_sp_len = IWL_UAPSD_MAX_SP;
}
+ if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT &&
+ !iwlwifi_mod_params.uapsd_disable) {
+ hw->flags |= IEEE80211_HW_SUPPORTS_UAPSD;
+ hw->uapsd_queues = IWL_UAPSD_AC_INFO;
+ hw->uapsd_max_sp_len = IWL_UAPSD_MAX_SP;
+ }
+
hw->sta_data_size = sizeof(struct iwl_mvm_sta);
hw->vif_data_size = sizeof(struct iwl_mvm_vif);
hw->chanctx_data_size = sizeof(u16);
bcast_mac = &cmd->macs[mvmvif->id];
- /* enable filtering only for associated stations */
- if (vif->type != NL80211_IFTYPE_STATION || !vif->bss_conf.assoc)
+ /*
+ * enable filtering only for associated stations, but not for P2P
+ * Clients
+ */
+ if (vif->type != NL80211_IFTYPE_STATION || vif->p2p ||
+ !vif->bss_conf.assoc)
return;
bcast_mac->default_discard = 1;
if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING))
return 0;
- /* bcast filtering isn't supported for P2P client */
- if (vif->p2p)
- return 0;
-
if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd))
return 0;
struct iwl_scan_offload_cmd *scan,
struct iwl_mvm_scan_params *params)
{
- scan->channel_count =
- mvm->nvm_data->bands[IEEE80211_BAND_2GHZ].n_channels +
- mvm->nvm_data->bands[IEEE80211_BAND_5GHZ].n_channels;
+ scan->channel_count = req->n_channels;
scan->quiet_time = cpu_to_le16(IWL_ACTIVE_QUIET_TIME);
scan->quiet_plcp_th = cpu_to_le16(IWL_PLCP_QUIET_THRESH);
scan->good_CRC_th = IWL_GOOD_CRC_TH_DEFAULT;
struct cfg80211_sched_scan_request *req,
struct iwl_scan_channel_cfg *channels,
enum ieee80211_band band,
- int *head, int *tail,
+ int *head,
u32 ssid_bitmap,
struct iwl_mvm_scan_params *params)
{
- struct ieee80211_supported_band *s_band;
- int n_channels = req->n_channels;
- int i, j, index = 0;
- bool partial;
+ int i, index = 0;
- /*
- * We have to configure all supported channels, even if we don't want to
- * scan on them, but we have to send channels in the order that we want
- * to scan. So add requested channels to head of the list and others to
- * the end.
- */
- s_band = &mvm->nvm_data->bands[band];
-
- for (i = 0; i < s_band->n_channels && *head <= *tail; i++) {
- partial = false;
- for (j = 0; j < n_channels; j++)
- if (s_band->channels[i].center_freq ==
- req->channels[j]->center_freq) {
- index = *head;
- (*head)++;
- /*
- * Channels that came with the request will be
- * in partial scan .
- */
- partial = true;
- break;
- }
- if (!partial) {
- index = *tail;
- (*tail)--;
- }
- channels->channel_number[index] =
- cpu_to_le16(ieee80211_frequency_to_channel(
- s_band->channels[i].center_freq));
+ for (i = 0; i < req->n_channels; i++) {
+ struct ieee80211_channel *chan = req->channels[i];
+
+ if (chan->band != band)
+ continue;
+
+ index = *head;
+ (*head)++;
+
+ channels->channel_number[index] = cpu_to_le16(chan->hw_value);
channels->dwell_time[index][0] = params->dwell[band].active;
channels->dwell_time[index][1] = params->dwell[band].passive;
channels->iter_count[index] = cpu_to_le16(1);
channels->iter_interval[index] = 0;
- if (!(s_band->channels[i].flags & IEEE80211_CHAN_NO_IR))
+ if (!(chan->flags & IEEE80211_CHAN_NO_IR))
channels->type[index] |=
cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_ACTIVE);
channels->type[index] |=
- cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_FULL);
- if (partial)
- channels->type[index] |=
- cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_PARTIAL);
+ cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_FULL |
+ IWL_SCAN_OFFLOAD_CHANNEL_PARTIAL);
- if (s_band->channels[i].flags & IEEE80211_CHAN_NO_HT40)
+ if (chan->flags & IEEE80211_CHAN_NO_HT40)
channels->type[index] |=
cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_NARROW);
int band_2ghz = mvm->nvm_data->bands[IEEE80211_BAND_2GHZ].n_channels;
int band_5ghz = mvm->nvm_data->bands[IEEE80211_BAND_5GHZ].n_channels;
int head = 0;
- int tail = band_2ghz + band_5ghz - 1;
u32 ssid_bitmap;
int cmd_len;
int ret;
&scan_cfg->scan_cmd.tx_cmd[0],
scan_cfg->data);
iwl_build_channel_cfg(mvm, req, &scan_cfg->channel_cfg,
- IEEE80211_BAND_2GHZ, &head, &tail,
+ IEEE80211_BAND_2GHZ, &head,
ssid_bitmap, ¶ms);
}
if (band_5ghz) {
scan_cfg->data +
SCAN_OFFLOAD_PROBE_REQ_SIZE);
iwl_build_channel_cfg(mvm, req, &scan_cfg->channel_cfg,
- IEEE80211_BAND_5GHZ, &head, &tail,
+ IEEE80211_BAND_5GHZ, &head,
ssid_bitmap, ¶ms);
}
{IWL_PCI_DEVICE(0x095A, 0x5012, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5412, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5410, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095A, 0x5510, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5400, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x1010, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x5000, iwl7265_2n_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9110, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9112, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9210, iwl7265_2ac_cfg)},
- {IWL_PCI_DEVICE(0x095A, 0x9200, iwl7265_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x095B, 0x9200, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9510, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9310, iwl7265_2ac_cfg)},
{IWL_PCI_DEVICE(0x095A, 0x9410, iwl7265_2ac_cfg)},
skb_reserve(skb_aggr, headroom + sizeof(struct txpd));
tx_info_aggr = MWIFIEX_SKB_TXCB(skb_aggr);
+ memset(tx_info_aggr, 0, sizeof(*tx_info_aggr));
tx_info_aggr->bss_type = tx_info_src->bss_type;
tx_info_aggr->bss_num = tx_info_src->bss_num;
}
tx_info = MWIFIEX_SKB_TXCB(skb);
+ memset(tx_info, 0, sizeof(*tx_info));
tx_info->bss_num = priv->bss_num;
tx_info->bss_type = priv->bss_type;
tx_info->pkt_len = pkt_len;
if (skb) {
rx_info = MWIFIEX_SKB_RXCB(skb);
+ memset(rx_info, 0, sizeof(*rx_info));
rx_info->bss_num = priv->bss_num;
rx_info->bss_type = priv->bss_type;
}
}
tx_info = MWIFIEX_SKB_TXCB(skb);
+ memset(tx_info, 0, sizeof(*tx_info));
tx_info->bss_num = priv->bss_num;
tx_info->bss_type = priv->bss_type;
tx_info->pkt_len = skb->len;
return -1;
tx_info = MWIFIEX_SKB_TXCB(skb);
+ memset(tx_info, 0, sizeof(*tx_info));
tx_info->bss_num = priv->bss_num;
tx_info->bss_type = priv->bss_type;
tx_info->pkt_len = data_len - (sizeof(struct txpd) + INTF_HEADER_LEN);
}
tx_info = MWIFIEX_SKB_TXCB(skb);
+ memset(tx_info, 0, sizeof(*tx_info));
tx_info->bss_num = priv->bss_num;
tx_info->bss_type = priv->bss_type;
skb->priority = MWIFIEX_PRIO_VI;
tx_info = MWIFIEX_SKB_TXCB(skb);
+ memset(tx_info, 0, sizeof(*tx_info));
tx_info->bss_num = priv->bss_num;
tx_info->bss_type = priv->bss_type;
tx_info->flags |= MWIFIEX_BUF_FLAG_TDLS_PKT;
return -1;
}
+ memset(rx_info, 0, sizeof(*rx_info));
rx_info->bss_num = priv->bss_num;
rx_info->bss_type = priv->bss_type;
}
tx_info = MWIFIEX_SKB_TXCB(skb);
+ memset(tx_info, 0, sizeof(*tx_info));
tx_info->bss_num = priv->bss_num;
tx_info->bss_type = priv->bss_type;
tx_info->flags |= MWIFIEX_BUF_FLAG_BRIDGED_PKT;
*/
static int rt2800usb_autorun_detect(struct rt2x00_dev *rt2x00dev)
{
- __le32 reg;
+ __le32 *reg;
u32 fw_mode;
+ reg = kmalloc(sizeof(*reg), GFP_KERNEL);
+ if (reg == NULL)
+ return -ENOMEM;
/* cannot use rt2x00usb_register_read here as it uses different
* mode (MULTI_READ vs. DEVICE_MODE) and does not pass the
* magic value USB_MODE_AUTORUN (0x11) to the device, thus the
*/
rt2x00usb_vendor_request(rt2x00dev, USB_DEVICE_MODE,
USB_VENDOR_REQUEST_IN, 0, USB_MODE_AUTORUN,
- ®, sizeof(reg), REGISTER_TIMEOUT_FIRMWARE);
- fw_mode = le32_to_cpu(reg);
+ reg, sizeof(*reg), REGISTER_TIMEOUT_FIRMWARE);
+ fw_mode = le32_to_cpu(*reg);
+ kfree(reg);
if ((fw_mode & 0x00000003) == 2)
return 1;
int status;
u32 offset;
u32 length;
+ int retval;
/*
* Check which section of the firmware we need.
/*
* Write firmware to device.
*/
- if (rt2800usb_autorun_detect(rt2x00dev)) {
+ retval = rt2800usb_autorun_detect(rt2x00dev);
+ if (retval < 0)
+ return retval;
+ if (retval) {
rt2x00_info(rt2x00dev,
"Firmware loading not required - NIC in AutoRun mode\n");
} else {
*/
static int rt2800usb_efuse_detect(struct rt2x00_dev *rt2x00dev)
{
- if (rt2800usb_autorun_detect(rt2x00dev))
+ int retval;
+
+ retval = rt2800usb_autorun_detect(rt2x00dev);
+ if (retval < 0)
+ return retval;
+ if (retval)
return 1;
return rt2800_efuse_detect(rt2x00dev);
}
{
int retval;
- if (rt2800usb_efuse_detect(rt2x00dev))
+ retval = rt2800usb_efuse_detect(rt2x00dev);
+ if (retval < 0)
+ return retval;
+ if (retval)
retval = rt2800_read_eeprom_efuse(rt2x00dev);
else
retval = rt2x00usb_eeprom_read(rt2x00dev, rt2x00dev->eeprom,
unsigned int i = 0;
unsigned int num_queues = info->netdev->real_num_tx_queues;
+ netif_carrier_off(info->netdev);
+
for (i = 0; i < num_queues; ++i) {
struct netfront_queue *queue = &info->queues[i];
- /* Stop old i/f to prevent errors whilst we rebuild the state. */
- spin_lock_bh(&queue->rx_lock);
- spin_lock_irq(&queue->tx_lock);
- netif_carrier_off(queue->info->netdev);
- spin_unlock_irq(&queue->tx_lock);
- spin_unlock_bh(&queue->rx_lock);
-
if (queue->tx_irq && (queue->tx_irq == queue->rx_irq))
unbind_from_irqhandler(queue->tx_irq, queue);
if (queue->tx_irq && (queue->tx_irq != queue->rx_irq)) {
queue->tx_evtchn = queue->rx_evtchn = 0;
queue->tx_irq = queue->rx_irq = 0;
+ napi_synchronize(&queue->napi);
+
/* End access and free the pages */
xennet_end_access(queue->tx_ring_ref, queue->tx.sring);
xennet_end_access(queue->rx_ring_ref, queue->rx.sring);
/* By now, the queue structures have been set up */
for (j = 0; j < num_queues; ++j) {
queue = &np->queues[j];
- spin_lock_bh(&queue->rx_lock);
- spin_lock_irq(&queue->tx_lock);
/* Step 1: Discard all pending TX packet fragments. */
+ spin_lock_irq(&queue->tx_lock);
xennet_release_tx_bufs(queue);
+ spin_unlock_irq(&queue->tx_lock);
/* Step 2: Rebuild the RX buffer freelist and the RX ring itself. */
+ spin_lock_bh(&queue->rx_lock);
+
for (requeue_idx = 0, i = 0; i < NET_RX_RING_SIZE; i++) {
skb_frag_t *frag;
const struct page *page;
}
queue->rx.req_prod_pvt = requeue_idx;
+
+ spin_unlock_bh(&queue->rx_lock);
}
/*
netif_carrier_on(np->netdev);
for (j = 0; j < num_queues; ++j) {
queue = &np->queues[j];
+
notify_remote_via_irq(queue->tx_irq);
if (queue->tx_irq != queue->rx_irq)
notify_remote_via_irq(queue->rx_irq);
- xennet_tx_buf_gc(queue);
- xennet_alloc_rx_buffers(queue);
+ spin_lock_irq(&queue->tx_lock);
+ xennet_tx_buf_gc(queue);
spin_unlock_irq(&queue->tx_lock);
+
+ spin_lock_bh(&queue->rx_lock);
+ xennet_alloc_rx_buffers(queue);
spin_unlock_bh(&queue->rx_lock);
}
const u64 phys_offset = __pa(PAGE_OFFSET);
base &= PAGE_MASK;
size &= PAGE_MASK;
+
+ if (sizeof(phys_addr_t) < sizeof(u64)) {
+ if (base > ULONG_MAX) {
+ pr_warning("Ignoring memory block 0x%llx - 0x%llx\n",
+ base, base + size);
+ return;
+ }
+
+ if (base + size > ULONG_MAX) {
+ pr_warning("Ignoring memory range 0x%lx - 0x%llx\n",
+ ULONG_MAX, base + size);
+ size = ULONG_MAX - base;
+ }
+ }
+
if (base + size < phys_offset) {
pr_warning("Ignoring memory block 0x%llx - 0x%llx\n",
base, base + size);
}
EXPORT_SYMBOL(of_mdiobus_register);
-/**
- * of_mdiobus_link_phydev - Find a device node for a phy
- * @mdio: pointer to mii_bus structure
- * @phydev: phydev for which the of_node pointer should be set
- *
- * Walk the list of subnodes of a mdio bus and look for a node that matches the
- * phy's address with its 'reg' property. If found, set the of_node pointer for
- * the phy. This allows auto-probed pyh devices to be supplied with information
- * passed in via DT.
- */
-void of_mdiobus_link_phydev(struct mii_bus *mdio,
- struct phy_device *phydev)
-{
- struct device *dev = &phydev->dev;
- struct device_node *child;
-
- if (dev->of_node || !mdio->dev.of_node)
- return;
-
- for_each_available_child_of_node(mdio->dev.of_node, child) {
- int addr;
-
- addr = of_mdio_parse_addr(&mdio->dev, child);
- if (addr < 0)
- continue;
-
- if (addr == phydev->addr) {
- dev->of_node = child;
- return;
- }
- }
-}
-EXPORT_SYMBOL(of_mdiobus_link_phydev);
-
/* Helper function for of_phy_find_device */
static int of_phy_match(struct device *dev, void *phy_np)
{
if (probe)
return 0;
- /* Wait for Transaction Pending bit clean */
- if (pci_wait_for_pending(dev, pos + PCI_AF_STATUS, PCI_AF_STATUS_TP))
+ /*
+ * Wait for Transaction Pending bit to clear. A word-aligned test
+ * is used, so we use the conrol offset rather than status and shift
+ * the test bit to match.
+ */
+ if (pci_wait_for_pending(dev, pos + PCI_AF_CTRL,
+ PCI_AF_STATUS_TP << 8))
goto clear;
dev_err(&dev->dev, "transaction is not cleared; proceeding with reset anyway\n");
config PHY_SUN4I_USB
tristate "Allwinner sunxi SoC USB PHY driver"
depends on ARCH_SUNXI && HAS_IOMEM && OF
+ depends on RESET_CONTROLLER
select GENERIC_PHY
help
Enable this to support the transceiver that is part of Allwinner
config PHY_SAMSUNG_USB2
tristate "Samsung USB 2.0 PHY driver"
+ depends on HAS_IOMEM
select GENERIC_PHY
select MFD_SYSCON
help
return phy;
put_dev:
- put_device(&phy->dev);
- ida_remove(&phy_ida, phy->id);
+ put_device(&phy->dev); /* calls phy_release() which frees resources */
+ return ERR_PTR(ret);
+
free_phy:
kfree(phy);
return ERR_PTR(ret);
phy = to_phy(dev);
dev_vdbg(dev, "releasing '%s'\n", dev_name(dev));
- ida_remove(&phy_ida, phy->id);
+ ida_simple_remove(&phy_ida, phy->id);
kfree(phy);
}
if (phy_data->flags & OMAP_USB2_CALIBRATE_FALSE_DISCONNECT) {
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
phy->phy_base = devm_ioremap_resource(&pdev->dev, res);
- if (!phy->phy_base)
- return -ENOMEM;
+ if (IS_ERR(phy->phy_base))
+ return PTR_ERR(phy->phy_base);
phy->flags |= OMAP_USB2_CALIBRATE_FALSE_DISCONNECT;
}
otg->phy = &phy->phy;
platform_set_drvdata(pdev, phy);
- pm_runtime_enable(phy->dev);
generic_phy = devm_phy_create(phy->dev, &ops, NULL);
if (IS_ERR(generic_phy))
phy_set_drvdata(generic_phy, phy);
+ pm_runtime_enable(phy->dev);
phy_provider = devm_of_phy_provider_register(phy->dev,
of_phy_simple_xlate);
- if (IS_ERR(phy_provider))
+ if (IS_ERR(phy_provider)) {
+ pm_runtime_disable(phy->dev);
return PTR_ERR(phy_provider);
+ }
phy->wkupclk = devm_clk_get(phy->dev, "wkupclk");
if (IS_ERR(phy->wkupclk)) {
if (!IS_ERR(phy->optclk))
clk_unprepare(phy->optclk);
usb_remove_phy(&phy->phy);
+ pm_runtime_disable(phy->dev);
return 0;
}
#endif
{ },
};
+MODULE_DEVICE_TABLE(of, samsung_usb2_phy_of_match);
static int samsung_usb2_phy_probe(struct platform_device *pdev)
{
regmap = dev_get_regmap(&pdev->dev, NULL);
if (!regmap)
- return PTR_ERR(regmap);
+ return -ENODEV;
pctrl = devm_kzalloc(dev, sizeof(*pctrl), GFP_KERNEL);
if (!pctrl)
configlen++;
pinconfig = kzalloc(configlen * sizeof(*pinconfig), GFP_KERNEL);
+ if (!pinconfig) {
+ kfree(*map);
+ return -ENOMEM;
+ }
if (!of_property_read_u32(node, "allwinner,drive", &val)) {
u16 strength = (val + 1) * 10;
kfree(phba->ep_array);
phba->ep_array = NULL;
ret = -ENOMEM;
+
+ goto free_memory;
}
for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
BE2_IPV6 : BE2_IPV4 ;
rc = mgmt_get_if_info(phba, ip_type, &if_info);
- if (rc) {
- kfree(if_info);
+ if (rc)
return rc;
- }
if (boot_proto == ISCSI_BOOTPROTO_DHCP) {
if (if_info->dhcp_state) {
skb_pull(skb, sizeof(struct fcoe_hdr));
fr_len = skb->len - sizeof(struct fcoe_crc_eof);
- stats = per_cpu_ptr(lport->stats, get_cpu());
- stats->RxFrames++;
- stats->RxWords += fr_len / FCOE_WORD_TO_BYTE;
-
fp = (struct fc_frame *)skb;
fc_frame_init(fp);
fr_dev(fp) = lport;
fr_sof(fp) = hp->fcoe_sof;
if (skb_copy_bits(skb, fr_len, &crc_eof, sizeof(crc_eof))) {
- put_cpu();
kfree_skb(skb);
return;
}
fr_eof(fp) = crc_eof.fcoe_eof;
fr_crc(fp) = crc_eof.fcoe_crc32;
if (pskb_trim(skb, fr_len)) {
- put_cpu();
kfree_skb(skb);
return;
}
port = lport_priv(vn_port);
if (!ether_addr_equal(port->data_src_addr, dest_mac)) {
BNX2FC_HBA_DBG(lport, "fpma mismatch\n");
- put_cpu();
kfree_skb(skb);
return;
}
if (fh->fh_r_ctl == FC_RCTL_DD_SOL_DATA &&
fh->fh_type == FC_TYPE_FCP) {
/* Drop FCP data. We dont this in L2 path */
- put_cpu();
kfree_skb(skb);
return;
}
case ELS_LOGO:
if (ntoh24(fh->fh_s_id) == FC_FID_FLOGI) {
/* drop non-FIP LOGO */
- put_cpu();
kfree_skb(skb);
return;
}
if (fh->fh_r_ctl == FC_RCTL_BA_ABTS) {
/* Drop incoming ABTS */
- put_cpu();
kfree_skb(skb);
return;
}
+ stats = per_cpu_ptr(lport->stats, smp_processor_id());
+ stats->RxFrames++;
+ stats->RxWords += fr_len / FCOE_WORD_TO_BYTE;
+
if (le32_to_cpu(fr_crc(fp)) !=
~crc32(~0, skb->data, fr_len)) {
if (stats->InvalidCRCCount < 5)
printk(KERN_WARNING PFX "dropping frame with "
"CRC error\n");
stats->InvalidCRCCount++;
- put_cpu();
kfree_skb(skb);
return;
}
- put_cpu();
fc_exch_recv(lport, fp);
}
arr_sz, GFP_KERNEL);
if (!cmgr->free_list_lock) {
printk(KERN_ERR PFX "failed to alloc free_list_lock\n");
+ kfree(cmgr->free_list);
+ cmgr->free_list = NULL;
goto mem_err;
}
if (crq->valid & 0x80) {
if (++queue->cur == queue->size)
queue->cur = 0;
+
+ /* Ensure the read of the valid bit occurs before reading any
+ * other bits of the CRQ entry
+ */
+ rmb();
} else
crq = NULL;
spin_unlock_irqrestore(&queue->lock, flags);
{
struct vio_dev *vdev = to_vio_dev(hostdata->dev);
+ /*
+ * Ensure the command buffer is flushed to memory before handing it
+ * over to the VIOS to prevent it from fetching any stale data.
+ */
+ mb();
return plpar_hcall_norets(H_SEND_CRQ, vdev->unit_address, word1, word2);
}
evt->hostdata->dev);
if (evt->cmnd_done)
evt->cmnd_done(evt->cmnd);
- } else if (evt->done)
+ } else if (evt->done && evt->crq.format != VIOSRP_MAD_FORMAT &&
+ evt->iu.srp.login_req.opcode != SRP_LOGIN_REQ)
evt->done(evt);
free_event_struct(&evt->hostdata->pool, evt);
spin_lock_irqsave(hostdata->host->host_lock, flags);
* pm8001_get_phy_settings_info : Read phy setting values.
* @pm8001_ha : our hba.
*/
-void pm8001_get_phy_settings_info(struct pm8001_hba_info *pm8001_ha)
+static int pm8001_get_phy_settings_info(struct pm8001_hba_info *pm8001_ha)
{
#ifdef PM8001_READ_VPD
payload.offset = 0;
payload.length = 4096;
payload.func_specific = kzalloc(4096, GFP_KERNEL);
+ if (!payload.func_specific)
+ return -ENOMEM;
/* Read phy setting values from flash */
PM8001_CHIP_DISP->get_nvmd_req(pm8001_ha, &payload);
wait_for_completion(&completion);
pm8001_set_phy_profile(pm8001_ha, sizeof(u8), payload.func_specific);
+ kfree(payload.func_specific);
#endif
+ return 0;
}
#ifdef PM8001_USE_MSIX
pm8001_init_sas_add(pm8001_ha);
/* phy setting support for motherboard controller */
if (pdev->subsystem_vendor != PCI_VENDOR_ID_ADAPTEC2 &&
- pdev->subsystem_vendor != 0)
- pm8001_get_phy_settings_info(pm8001_ha);
+ pdev->subsystem_vendor != 0) {
+ rc = pm8001_get_phy_settings_info(pm8001_ha);
+ if (rc)
+ goto err_out_shost;
+ }
pm8001_post_sas_ha_init(shost, chip);
rc = sas_register_ha(SHOST_TO_SAS_HA(shost));
if (rc)
ctio->u.status1.flags =
__constant_cpu_to_le16(CTIO7_FLAGS_STATUS_MODE_1 |
CTIO7_FLAGS_TERMINATE);
- ctio->u.status1.ox_id = entry->fcp_hdr_le.ox_id;
+ ctio->u.status1.ox_id = cpu_to_le16(entry->fcp_hdr_le.ox_id);
qla2x00_start_iocbs(vha, vha->req);
{
struct atio_from_isp *atio = &mcmd->orig_iocb.atio;
struct ctio7_to_24xx *ctio;
+ uint16_t temp;
ql_dbg(ql_dbg_tgt, ha, 0xe008,
"Sending task mgmt CTIO7 (ha=%p, atio=%p, resp_code=%x\n",
ctio->u.status1.flags = (atio->u.isp24.attr << 9) |
__constant_cpu_to_le16(CTIO7_FLAGS_STATUS_MODE_1 |
CTIO7_FLAGS_SEND_STATUS);
- ctio->u.status1.ox_id = swab16(atio->u.isp24.fcp_hdr.ox_id);
+ temp = be16_to_cpu(atio->u.isp24.fcp_hdr.ox_id);
+ ctio->u.status1.ox_id = cpu_to_le16(temp);
ctio->u.status1.scsi_status =
__constant_cpu_to_le16(SS_RESPONSE_INFO_LEN_VALID);
ctio->u.status1.response_len = __constant_cpu_to_le16(8);
struct ctio7_to_24xx *pkt;
struct qla_hw_data *ha = vha->hw;
struct atio_from_isp *atio = &prm->cmd->atio;
+ uint16_t temp;
pkt = (struct ctio7_to_24xx *)vha->req->ring_ptr;
prm->pkt = pkt;
pkt->initiator_id[2] = atio->u.isp24.fcp_hdr.s_id[0];
pkt->exchange_addr = atio->u.isp24.exchange_addr;
pkt->u.status0.flags |= (atio->u.isp24.attr << 9);
- pkt->u.status0.ox_id = swab16(atio->u.isp24.fcp_hdr.ox_id);
+ temp = be16_to_cpu(atio->u.isp24.fcp_hdr.ox_id);
+ pkt->u.status0.ox_id = cpu_to_le16(temp);
pkt->u.status0.relative_offset = cpu_to_le32(prm->cmd->offset);
ql_dbg(ql_dbg_tgt, vha, 0xe00c,
"qla_target(%d): handle(cmd) -> %08x, timeout %d, ox_id %#x\n",
- vha->vp_idx, pkt->handle, QLA_TGT_TIMEOUT,
- le16_to_cpu(pkt->u.status0.ox_id));
+ vha->vp_idx, pkt->handle, QLA_TGT_TIMEOUT, temp);
return 0;
}
struct qla_hw_data *ha = vha->hw;
request_t *pkt;
int ret = 0;
+ uint16_t temp;
ql_dbg(ql_dbg_tgt, vha, 0xe01c, "Sending TERM EXCH CTIO (ha=%p)\n", ha);
ctio24->u.status1.flags = (atio->u.isp24.attr << 9) |
__constant_cpu_to_le16(CTIO7_FLAGS_STATUS_MODE_1 |
CTIO7_FLAGS_TERMINATE);
- ctio24->u.status1.ox_id = swab16(atio->u.isp24.fcp_hdr.ox_id);
+ temp = be16_to_cpu(atio->u.isp24.fcp_hdr.ox_id);
+ ctio24->u.status1.ox_id = cpu_to_le16(temp);
/* Most likely, it isn't needed */
ctio24->u.status1.residual = get_unaligned((uint32_t *)
uint16_t reserved1;
__le16 flags;
uint32_t residual;
- uint16_t ox_id;
+ __le16 ox_id;
uint16_t scsi_status;
uint32_t relative_offset;
uint32_t reserved2;
uint16_t sense_length;
uint16_t flags;
uint32_t residual;
- uint16_t ox_id;
+ __le16 ox_id;
uint16_t scsi_status;
uint16_t response_len;
uint16_t reserved;
"aborting command %p\n", scmd));
rtn = scsi_try_to_abort_cmd(sdev->host->hostt, scmd);
if (rtn == SUCCESS) {
- scmd->result |= DID_TIME_OUT << 16;
+ set_host_byte(scmd, DID_TIME_OUT);
if (scsi_host_eh_past_deadline(sdev->host)) {
SCSI_LOG_ERROR_RECOVERY(3,
scmd_printk(KERN_INFO, scmd,
scmd_printk(KERN_WARNING, scmd,
"scmd %p terminate "
"aborted command\n", scmd));
- scmd->result |= DID_TIME_OUT << 16;
+ set_host_byte(scmd, DID_TIME_OUT);
scsi_finish_command(scmd);
}
}
else if (host->hostt->eh_timed_out)
rtn = host->hostt->eh_timed_out(scmd);
- if (rtn == BLK_EH_NOT_HANDLED && !host->hostt->no_async_abort)
- if (scsi_abort_command(scmd) == SUCCESS)
+ if (rtn == BLK_EH_NOT_HANDLED) {
+ if (!host->hostt->no_async_abort &&
+ scsi_abort_command(scmd) == SUCCESS)
return BLK_EH_NOT_HANDLED;
- scmd->result |= DID_TIME_OUT << 16;
-
- if (unlikely(rtn == BLK_EH_NOT_HANDLED &&
- !scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD)))
- rtn = BLK_EH_HANDLED;
+ set_host_byte(scmd, DID_TIME_OUT);
+ if (!scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD))
+ rtn = BLK_EH_HANDLED;
+ }
return rtn;
}
break;
case DID_ABORT:
if (scmd->eh_eflags & SCSI_EH_ABORT_SCHEDULED) {
- scmd->result |= DID_TIME_OUT << 16;
+ set_host_byte(scmd, DID_TIME_OUT);
return SUCCESS;
}
case DID_NO_CONNECT:
fc_flush_devloss(shost);
if (!cancel_delayed_work(&rport->dev_loss_work))
fc_flush_devloss(shost);
+ cancel_work_sync(&rport->scan_work);
spin_lock_irqsave(shost->host_lock, flags);
rport->flags &= ~FC_RPORT_DEVLOSS_PENDING;
}
}
sdkp->DPOFUA = (data.device_specific & 0x10) != 0;
- if (sdkp->DPOFUA && !sdkp->device->use_10_for_rw) {
+ if (sdp->broken_fua) {
+ sd_first_printk(KERN_NOTICE, sdkp, "Disabling FUA\n");
+ sdkp->DPOFUA = 0;
+ } else if (sdkp->DPOFUA && !sdkp->device->use_10_for_rw) {
sd_first_printk(KERN_NOTICE, sdkp,
"Uses READ/WRITE(6), disabling FUA\n");
sdkp->DPOFUA = 0;
virtscsi_vq_done(vscsi, req_vq, virtscsi_complete_cmd);
};
+static void virtscsi_poll_requests(struct virtio_scsi *vscsi)
+{
+ int i, num_vqs;
+
+ num_vqs = vscsi->num_queues;
+ for (i = 0; i < num_vqs; i++)
+ virtscsi_vq_done(vscsi, &vscsi->req_vqs[i],
+ virtscsi_complete_cmd);
+}
+
static void virtscsi_complete_free(struct virtio_scsi *vscsi, void *buf)
{
struct virtio_scsi_cmd *cmd = buf;
virtscsi_vq_done(vscsi, &vscsi->ctrl_vq, virtscsi_complete_free);
};
+static void virtscsi_handle_event(struct work_struct *work);
+
static int virtscsi_kick_event(struct virtio_scsi *vscsi,
struct virtio_scsi_event_node *event_node)
{
struct scatterlist sg;
unsigned long flags;
+ INIT_WORK(&event_node->work, virtscsi_handle_event);
sg_init_one(&sg, &event_node->event, sizeof(struct virtio_scsi_event));
spin_lock_irqsave(&vscsi->event_vq.vq_lock, flags);
{
struct virtio_scsi_event_node *event_node = buf;
- INIT_WORK(&event_node->work, virtscsi_handle_event);
schedule_work(&event_node->work);
}
cmd->resp.tmf.response == VIRTIO_SCSI_S_FUNCTION_SUCCEEDED)
ret = SUCCESS;
+ /*
+ * The spec guarantees that all requests related to the TMF have
+ * been completed, but the callback might not have run yet if
+ * we're using independent interrupts (e.g. MSI). Poll the
+ * virtqueues once.
+ *
+ * In the abort case, sc->scsi_done will do nothing, because
+ * the block layer must have detected a timeout and as a result
+ * REQ_ATOM_COMPLETE has been set.
+ */
+ virtscsi_poll_requests(vscsi);
+
out:
mempool_free(cmd, virtscsi_cmd_pool);
return ret;
struct ad7291_platform_data *pdata = client->dev.platform_data;
struct ad7291_chip_info *chip;
struct iio_dev *indio_dev;
- int ret = 0;
+ int ret;
indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*chip));
if (!indio_dev)
if (pdata && pdata->use_external_ref) {
chip->reg = devm_regulator_get(&client->dev, "vref");
if (IS_ERR(chip->reg))
- return ret;
+ return PTR_ERR(chip->reg);
ret = regulator_enable(chip->reg);
if (ret)
OMAP3430_IVA2_MOD, OMAP2_CM_CLKSTCTRL);
/* Wait until the state has moved to ON */
- while (*pdata->dsp_prm_read(OMAP3430_IVA2_MOD, OMAP2_PM_PWSTST)&
- OMAP_INTRANSITION_MASK);
+ while ((*pdata->dsp_prm_read)(OMAP3430_IVA2_MOD,
+ OMAP2_PM_PWSTST) &
+ OMAP_INTRANSITION_MASK)
+ ;
/* Disable Automatic transition */
(*pdata->dsp_cm_write)(OMAP34XX_CLKSTCTRL_DISABLE_AUTO,
OMAP3430_IVA2_MOD, OMAP2_CM_CLKSTCTRL);
{
struct imx_thermal_data *data = platform_get_drvdata(pdev);
struct regmap *map;
- int t1, t2, n1, n2;
+ int t1, n1;
int ret;
u32 val;
u64 temp64;
/*
* Sensor data layout:
* [31:20] - sensor value @ 25C
- * [19:8] - sensor value of hot
- * [7:0] - hot temperature value
* Use universal formula now and only need sensor value @ 25C
* slope = 0.4297157 - (0.0015976 * 25C fuse)
*/
n1 = val >> 20;
- n2 = (val & 0xfff00) >> 8;
- t2 = val & 0xff;
t1 = 25; /* t1 always 25C */
/*
data->c2 = n1 * data->c1 + 1000 * t1;
/*
- * Set the default passive cooling trip point to 20 °C below the
- * maximum die temperature. Can be changed from userspace.
+ * Set the default passive cooling trip point,
+ * can be changed from userspace.
*/
- data->temp_passive = 1000 * (t2 - 20);
+ data->temp_passive = IMX_TEMP_PASSIVE;
/*
- * The maximum die temperature is t2, let's give 5 °C cushion
- * for noise and possible temperature rise between measurements.
+ * The maximum die temperature set to 20 C higher than
+ * IMX_TEMP_PASSIVE.
*/
- data->temp_critical = 1000 * (t2 - 5);
+ data->temp_critical = 1000 * 20 + data->temp_passive;
return 0;
}
ret = thermal_zone_bind_cooling_device(thermal,
tbp->trip_id, cdev,
- tbp->min,
- tbp->max);
+ tbp->max,
+ tbp->min);
if (ret)
return ret;
}
}
i = 0;
- for_each_child_of_node(child, gchild)
+ for_each_child_of_node(child, gchild) {
ret = thermal_of_populate_bind_params(gchild, &tz->tbps[i++],
tz->trips, tz->ntrips);
if (ret)
goto free_tbps;
+ }
finish:
of_node_put(child);
return NULL;
}
+static bool thermal_zone_crit_temp_valid(struct thermal_zone_device *tz)
+{
+ unsigned long temp;
+ return tz->ops->get_crit_temp && !tz->ops->get_crit_temp(tz, &temp);
+}
+
int thermal_add_hwmon_sysfs(struct thermal_zone_device *tz)
{
struct thermal_hwmon_device *hwmon;
if (result)
goto free_temp_mem;
- if (tz->ops->get_crit_temp) {
- unsigned long temperature;
- if (!tz->ops->get_crit_temp(tz, &temperature)) {
- snprintf(temp->temp_crit.name,
- sizeof(temp->temp_crit.name),
+ if (thermal_zone_crit_temp_valid(tz)) {
+ snprintf(temp->temp_crit.name,
+ sizeof(temp->temp_crit.name),
"temp%d_crit", hwmon->count);
- temp->temp_crit.attr.attr.name = temp->temp_crit.name;
- temp->temp_crit.attr.attr.mode = 0444;
- temp->temp_crit.attr.show = temp_crit_show;
- sysfs_attr_init(&temp->temp_crit.attr.attr);
- result = device_create_file(hwmon->device,
- &temp->temp_crit.attr);
- if (result)
- goto unregister_input;
- }
+ temp->temp_crit.attr.attr.name = temp->temp_crit.name;
+ temp->temp_crit.attr.attr.mode = 0444;
+ temp->temp_crit.attr.show = temp_crit_show;
+ sysfs_attr_init(&temp->temp_crit.attr.attr);
+ result = device_create_file(hwmon->device,
+ &temp->temp_crit.attr);
+ if (result)
+ goto unregister_input;
}
mutex_lock(&thermal_hwmon_list_lock);
}
device_remove_file(hwmon->device, &temp->temp_input.attr);
- if (tz->ops->get_crit_temp)
+ if (thermal_zone_crit_temp_valid(tz))
device_remove_file(hwmon->device, &temp->temp_crit.attr);
mutex_lock(&thermal_hwmon_list_lock);
/* register shadow for context save and restore */
bgp->regval = devm_kzalloc(&pdev->dev, sizeof(*bgp->regval) *
bgp->conf->sensor_count, GFP_KERNEL);
- if (!bgp) {
+ if (!bgp->regval) {
dev_err(&pdev->dev, "Unable to allocate mem for driver ref\n");
return ERR_PTR(-ENOMEM);
}
uart->port.icount.tx++;
uart->port.x_char = 0;
sent = 1;
- } else if (xmit->tail != xmit->head) { /* TODO: uart_circ_empty */
+ } else if (!uart_circ_empty(xmit)) {
ch = xmit->buf[xmit->tail];
xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
uart->port.icount.tx++;
struct imx_port *sport = (struct imx_port *)port;
unsigned long temp;
+ if (uart_circ_empty(&port->state->xmit))
+ return;
+
if (USE_IRDA(sport)) {
/* half duplex in IrDA mode; have to disable receive mode */
temp = readl(sport->port.membase + UCR4);
} else {
struct circ_buf *xmit = &port->state->xmit;
+ if (uart_circ_empty(xmit))
+ return;
writeb(xmit->buf[xmit->tail], &channel->data);
ZSDELAY();
ZS_WSYNC(channel);
if (!(up->ier & UART_IER_THRI)) {
up->ier |= UART_IER_THRI;
serial_out(up, UART_IER, up->ier);
- serial_out(up, UART_TX, xmit->buf[xmit->tail]);
- xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
- up->port.icount.tx++;
+ if (!uart_circ_empty(xmit)) {
+ serial_out(up, UART_TX, xmit->buf[xmit->tail]);
+ xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
+ up->port.icount.tx++;
+ }
}
while((serial_in(up, UART_LSR) & UART_EMPTY) != UART_EMPTY);
#else
} else {
struct circ_buf *xmit = &port->state->xmit;
+ if (uart_circ_empty(xmit))
+ goto out;
write_zsdata(uap, xmit->buf[xmit->tail]);
zssync(uap);
xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
uart_write_wakeup(&uap->port);
}
+ out:
pmz_debug("pmz: start_tx() done.\n");
}
struct circ_buf *xmit = &up->port.state->xmit;
int i;
+ if (uart_circ_empty(xmit))
+ return;
+
up->interrupt_mask1 &= ~(SAB82532_IMR1_ALLS|SAB82532_IMR1_XPR);
writeb(up->interrupt_mask1, &up->regs->w.imr1);
} else {
struct circ_buf *xmit = &port->state->xmit;
+ if (uart_circ_empty(xmit))
+ return;
writeb(xmit->buf[xmit->tail], &channel->data);
ZSDELAY();
ZS_WSYNC(channel);
struct ci_hw_ep *hwep = container_of(ep, struct ci_hw_ep, ep);
struct ci_hw_req *hwreq = container_of(req, struct ci_hw_req, req);
unsigned long flags;
+ struct td_node *node, *tmpnode;
if (ep == NULL || req == NULL || hwreq->req.status != -EALREADY ||
hwep->ep.desc == NULL || list_empty(&hwreq->queue) ||
hw_ep_flush(hwep->ci, hwep->num, hwep->dir);
+ list_for_each_entry_safe(node, tmpnode, &hwreq->tds, td) {
+ dma_pool_free(hwep->td_pool, node->ptr, node->dma);
+ list_del(&node->td);
+ kfree(node);
+ }
+
/* pop request */
list_del_init(&hwreq->queue);
config USB_DWC3_OMAP
tristate "Texas Instruments OMAP5 and similar Platforms"
depends on EXTCON && (ARCH_OMAP2PLUS || COMPILE_TEST)
+ depends on OF
default USB_DWC3
help
Some platforms from Texas Instruments like OMAP5, DRA7xxx and
{
struct platform_device *pdev = to_platform_device(dev);
- platform_device_unregister(pdev);
+ of_device_unregister(pdev);
return 0;
}
{
struct dwc3_omap *omap = dev_get_drvdata(dev);
- dwc3_omap_disable_irqs(omap);
+ dwc3_omap_write_irqmisc_set(omap, 0x00);
return 0;
}
static void dwc3_omap_complete(struct device *dev)
{
struct dwc3_omap *omap = dev_get_drvdata(dev);
+ u32 reg;
- dwc3_omap_enable_irqs(omap);
+ reg = (USBOTGSS_IRQMISC_OEVT |
+ USBOTGSS_IRQMISC_DRVVBUS_RISE |
+ USBOTGSS_IRQMISC_CHRGVBUS_RISE |
+ USBOTGSS_IRQMISC_DISCHRGVBUS_RISE |
+ USBOTGSS_IRQMISC_IDPULLUP_RISE |
+ USBOTGSS_IRQMISC_DRVVBUS_FALL |
+ USBOTGSS_IRQMISC_CHRGVBUS_FALL |
+ USBOTGSS_IRQMISC_DISCHRGVBUS_FALL |
+ USBOTGSS_IRQMISC_IDPULLUP_FALL);
+
+ dwc3_omap_write_irqmisc_set(omap, reg);
}
static int dwc3_omap_suspend(struct device *dev)
length, last ? " last" : "",
chain ? " chain" : "");
- /* Skip the LINK-TRB on ISOC */
- if (((dep->free_slot & DWC3_TRB_MASK) == DWC3_TRB_NUM - 1) &&
- usb_endpoint_xfer_isoc(dep->endpoint.desc))
- dep->free_slot++;
trb = &dep->trb_pool[dep->free_slot & DWC3_TRB_MASK];
}
dep->free_slot++;
+ /* Skip the LINK-TRB on ISOC */
+ if (((dep->free_slot & DWC3_TRB_MASK) == DWC3_TRB_NUM - 1) &&
+ usb_endpoint_xfer_isoc(dep->endpoint.desc))
+ dep->free_slot++;
trb->size = DWC3_TRB_SIZE_LENGTH(length);
trb->bpl = lower_32_bits(dma);
.store_attribute = usb_os_desc_attr_store,
};
-static ssize_t rndis_grp_compatible_id_show(struct usb_os_desc *desc,
- char *page)
+static ssize_t interf_grp_compatible_id_show(struct usb_os_desc *desc,
+ char *page)
{
memcpy(page, desc->ext_compat_id, 8);
return 8;
}
-static ssize_t rndis_grp_compatible_id_store(struct usb_os_desc *desc,
- const char *page, size_t len)
+static ssize_t interf_grp_compatible_id_store(struct usb_os_desc *desc,
+ const char *page, size_t len)
{
int l;
return len;
}
-static struct usb_os_desc_attribute rndis_grp_attr_compatible_id =
+static struct usb_os_desc_attribute interf_grp_attr_compatible_id =
__CONFIGFS_ATTR(compatible_id, S_IRUGO | S_IWUSR,
- rndis_grp_compatible_id_show,
- rndis_grp_compatible_id_store);
+ interf_grp_compatible_id_show,
+ interf_grp_compatible_id_store);
-static ssize_t rndis_grp_sub_compatible_id_show(struct usb_os_desc *desc,
- char *page)
+static ssize_t interf_grp_sub_compatible_id_show(struct usb_os_desc *desc,
+ char *page)
{
memcpy(page, desc->ext_compat_id + 8, 8);
return 8;
}
-static ssize_t rndis_grp_sub_compatible_id_store(struct usb_os_desc *desc,
- const char *page, size_t len)
+static ssize_t interf_grp_sub_compatible_id_store(struct usb_os_desc *desc,
+ const char *page, size_t len)
{
int l;
return len;
}
-static struct usb_os_desc_attribute rndis_grp_attr_sub_compatible_id =
+static struct usb_os_desc_attribute interf_grp_attr_sub_compatible_id =
__CONFIGFS_ATTR(sub_compatible_id, S_IRUGO | S_IWUSR,
- rndis_grp_sub_compatible_id_show,
- rndis_grp_sub_compatible_id_store);
+ interf_grp_sub_compatible_id_show,
+ interf_grp_sub_compatible_id_store);
static struct configfs_attribute *interf_grp_attrs[] = {
- &rndis_grp_attr_compatible_id.attr,
- &rndis_grp_attr_sub_compatible_id.attr,
+ &interf_grp_attr_compatible_id.attr,
+ &interf_grp_attr_sub_compatible_id.attr,
NULL
};
int usb_os_desc_prepare_interf_dir(struct config_group *parent,
int n_interf,
struct usb_os_desc **desc,
+ char **names,
struct module *owner)
{
struct config_group **f_default_groups, *os_desc_group,
d = desc[n_interf];
d->owner = owner;
config_group_init_type_name(&d->group, "", interface_type);
- config_item_set_name(&d->group.cg_item, "interface.%d",
- n_interf);
+ config_item_set_name(&d->group.cg_item, "interface.%s",
+ names[n_interf]);
interface_groups[n_interf] = &d->group;
}
int usb_os_desc_prepare_interf_dir(struct config_group *parent,
int n_interf,
struct usb_os_desc **desc,
+ char **names,
struct module *owner);
static inline struct usb_os_desc *to_usb_os_desc(struct config_item *item)
ffs->ep0req->context = ffs;
lang = ffs->stringtabs;
- for (lang = ffs->stringtabs; *lang; ++lang) {
- struct usb_string *str = (*lang)->strings;
- int id = first_id;
- for (; str->s; ++id, ++str)
- str->id = id;
+ if (lang) {
+ for (; *lang; ++lang) {
+ struct usb_string *str = (*lang)->strings;
+ int id = first_id;
+ for (; str->s; ++id, ++str)
+ str->id = id;
+ }
}
ffs->gadget = cdev->gadget;
f->os_desc_table = kzalloc(sizeof(*f->os_desc_table),
GFP_KERNEL);
if (!f->os_desc_table)
- return PTR_ERR(f->os_desc_table);
+ return -ENOMEM;
f->os_desc_n = 1;
f->os_desc_table[0].os_desc = &rndis_opts->rndis_os_desc;
}
{
struct f_rndis_opts *opts;
struct usb_os_desc *descs[1];
+ char *names[1];
opts = kzalloc(sizeof(*opts), GFP_KERNEL);
if (!opts)
INIT_LIST_HEAD(&opts->rndis_os_desc.ext_prop);
descs[0] = &opts->rndis_os_desc;
+ names[0] = "rndis";
usb_os_desc_prepare_interf_dir(&opts->func_inst.group, 1, descs,
- THIS_MODULE);
+ names, THIS_MODULE);
config_group_init_type_name(&opts->func_inst.group, "",
&rndis_func_type);
"%s mode: multiple trans./microframe not valid\n",
(mode == 2 ? "Bulk" : "Control"));
return -EINVAL;
- } else if (nt == 0x11) {
- dev_err(dev->dev, "Invalid value for trans./microframe\n");
+ } else if (nt == 0x3) {
+ dev_err(dev->dev,
+ "Invalid value 0x3 for additional trans./microframe\n");
return -EINVAL;
} else if ((nt + 1) * max > buffer_size) {
dev_err(dev->dev, "Hw buffer size %d < max payload %d * %d\n",
kfree (dev->buf);
dev->buf = NULL;
- put_dev (dev);
+ /* other endpoints were all decoupled from this device */
+ spin_lock_irq(&dev->lock);
+ dev->state = STATE_DEV_DISABLED;
+ spin_unlock_irq(&dev->lock);
+
+ put_dev (dev);
return 0;
}
DBG(dev, "%s\n", __func__);
+ netif_tx_lock(dev->net);
netif_stop_queue(dev->net);
+ netif_tx_unlock(dev->net);
+
netif_carrier_off(dev->net);
/* disable endpoints, forcing (synchronous) completion
config USB_EHCI_MSM
tristate "Support for Qualcomm QSD/MSM on-chip EHCI USB controller"
- depends on ARCH_MSM
+ depends on ARCH_MSM || ARCH_QCOM
select USB_EHCI_ROOT_HUB_TT
---help---
Enables support for the USB Host controller present on the
#include <linux/slab.h>
+#include <linux/device.h>
#include <asm/unaligned.h>
#include "xhci.h"
* including the USB 3.0 roothub, but only if CONFIG_PM_RUNTIME
* is enabled, so also enable remote wake here.
*/
- if (hcd->self.root_hub->do_remote_wakeup) {
+ if (hcd->self.root_hub->do_remote_wakeup
+ && device_may_wakeup(hcd->self.controller)) {
+
if (t1 & PORT_CONNECT) {
t2 |= PORT_WKOC_E | PORT_WKDISC_E;
t2 &= ~PORT_WKCONN_E;
xhci_handle_cmd_reset_ep(xhci, slot_id, cmd_trb, cmd_comp_code);
break;
case TRB_RESET_DEV:
- WARN_ON(slot_id != TRB_TO_SLOT_ID(
- le32_to_cpu(cmd_trb->generic.field[3])));
+ /* SLOT_ID field in reset device cmd completion event TRB is 0.
+ * Use the SLOT_ID from the command TRB instead (xhci 4.6.11)
+ */
+ slot_id = TRB_TO_SLOT_ID(
+ le32_to_cpu(cmd_trb->generic.field[3]));
xhci_handle_cmd_reset_dev(xhci, slot_id, event);
break;
case TRB_NEC_GET_FW:
return 0;
max_burst = urb->ep->ss_ep_comp.bMaxBurst;
- return roundup(total_packet_count, max_burst + 1) - 1;
+ return DIV_ROUND_UP(total_packet_count, max_burst + 1) - 1;
}
/*
*/
int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
{
- u32 command, temp = 0;
+ u32 command, temp = 0, status;
struct usb_hcd *hcd = xhci_to_hcd(xhci);
struct usb_hcd *secondary_hcd;
int retval = 0;
done:
if (retval == 0) {
- usb_hcd_resume_root_hub(hcd);
- usb_hcd_resume_root_hub(xhci->shared_hcd);
+ /* Resume root hubs only when have pending events. */
+ status = readl(&xhci->op_regs->status);
+ if (status & STS_EINT) {
+ usb_hcd_resume_root_hub(hcd);
+ usb_hcd_resume_root_hub(xhci->shared_hcd);
+ }
}
/*
return ret;
}
-static int of_remove_populated_child(struct device *dev, void *d)
-{
- struct platform_device *pdev = to_platform_device(dev);
-
- of_device_unregister(pdev);
- return 0;
-}
-
-static int am335x_child_remove(struct platform_device *pdev)
-{
- device_for_each_child(&pdev->dev, NULL, of_remove_populated_child);
- pm_runtime_disable(&pdev->dev);
- return 0;
-}
-
static const struct of_device_id am335x_child_of_match[] = {
{ .compatible = "ti,am33xx-usb" },
{ },
static struct platform_driver am335x_child_driver = {
.probe = am335x_child_probe,
- .remove = am335x_child_remove,
.driver = {
.name = "am335x-usb-childs",
.of_match_table = am335x_child_of_match,
},
};
-module_platform_driver(am335x_child_driver);
+static int __init am335x_child_init(void)
+{
+ return platform_driver_register(&am335x_child_driver);
+}
+module_init(am335x_child_init);
+
MODULE_DESCRIPTION("AM33xx child devices");
MODULE_LICENSE("GPL v2");
}
/* handle babble condition */
- if (int_usb & MUSB_INTR_BABBLE)
+ if (int_usb & MUSB_INTR_BABBLE && is_host_active(musb))
schedule_work(&musb->recover_work);
#if 0
}
list_add_tail(&cppi41_channel->tx_check,
&controller->early_tx_list);
- if (!hrtimer_active(&controller->early_tx)) {
+ if (!hrtimer_is_queued(&controller->early_tx)) {
hrtimer_start_range_ns(&controller->early_tx,
ktime_set(0, 140 * NSEC_PER_USEC),
40 * NSEC_PER_USEC,
struct dsps_glue *glue = dev_get_drvdata(dev->parent);
const struct dsps_musb_wrapper *wrp = glue->wrp;
void __iomem *ctrl_base = musb->ctrl_base;
- void __iomem *base = musb->mregs;
u32 reg;
- reg = dsps_readl(base, wrp->mode);
+ reg = dsps_readl(ctrl_base, wrp->mode);
switch (mode) {
case MUSB_HOST:
*/
reg |= (1 << wrp->iddig_mux);
- dsps_writel(base, wrp->mode, reg);
+ dsps_writel(ctrl_base, wrp->mode, reg);
dsps_writel(ctrl_base, wrp->phy_utmi, 0x02);
break;
case MUSB_PERIPHERAL:
*/
reg |= (1 << wrp->iddig_mux);
- dsps_writel(base, wrp->mode, reg);
+ dsps_writel(ctrl_base, wrp->mode, reg);
break;
case MUSB_OTG:
- dsps_writel(base, wrp->phy_utmi, 0x02);
+ dsps_writel(ctrl_base, wrp->phy_utmi, 0x02);
break;
default:
dev_err(glue->dev, "unsupported mode %d\n", mode);
musb->dev.parent = &pdev->dev;
musb->dev.dma_mask = &pdev->dev.coherent_dma_mask;
musb->dev.coherent_dma_mask = pdev->dev.coherent_dma_mask;
- musb->dev.of_node = pdev->dev.of_node;
glue->dev = &pdev->dev;
glue->musb = musb;
motg->chg_state = USB_CHG_STATE_UNDEFINED;
motg->chg_type = USB_INVALID_CHARGER;
}
- pm_runtime_put_sync(otg->phy->dev);
+
+ if (otg->phy->state == OTG_STATE_B_IDLE)
+ pm_runtime_put_sync(otg->phy->dev);
break;
case OTG_STATE_B_PERIPHERAL:
dev_dbg(otg->phy->dev, "OTG_STATE_B_PERIPHERAL state\n");
usbhs_pipe_number(pipe),
pkt->length, pkt->actual, *is_done, pkt->zero);
+ /*
+ * Transmission end
+ */
+ if (*is_done) {
+ if (usbhs_pipe_is_dcp(pipe))
+ usbhs_dcp_control_transfer_done(pipe);
+ }
+
usbhs_fifo_read_busy:
usbhsf_fifo_unselect(pipe, fifo);
{ USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */
{ USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */
{ USB_DEVICE(0x1ADB, 0x0001) }, /* Schweitzer Engineering C662 Cable */
+ { USB_DEVICE(0x1B1C, 0x1C00) }, /* Corsair USB Dongle */
{ USB_DEVICE(0x1BE3, 0x07A6) }, /* WAGO 750-923 USB Service Cable */
{ USB_DEVICE(0x1E29, 0x0102) }, /* Festo CPX-USB */
{ USB_DEVICE(0x1E29, 0x0501) }, /* Festo CMSP */
{ USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
- { USB_DEVICE(TESTO_VID, TESTO_USB_INTERFACE_PID) },
+ { USB_DEVICE(TESTO_VID, TESTO_1_PID) },
+ { USB_DEVICE(TESTO_VID, TESTO_3_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_GAMMA_SCOUT_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_2_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_3_PID) },
{ USB_DEVICE(BRAINBOXES_VID, BRAINBOXES_US_842_4_PID) },
+ /* Infineon Devices */
+ { USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_PID, 1) },
{ } /* Terminating entry */
};
struct usb_device *udev = serial->dev;
struct usb_interface *interface = serial->interface;
- struct usb_endpoint_descriptor *ep_desc = &interface->cur_altsetting->endpoint[1].desc;
+ struct usb_endpoint_descriptor *ep_desc;
unsigned num_endpoints;
- int i;
+ unsigned i;
num_endpoints = interface->cur_altsetting->desc.bNumEndpoints;
dev_info(&udev->dev, "Number of endpoints %d\n", num_endpoints);
+ if (!num_endpoints)
+ return;
+
/* NOTE: some customers have programmed FT232R/FT245R devices
* with an endpoint size of 0 - not good. In this case, we
* want to override the endpoint descriptor setting and use a
#define RATOC_VENDOR_ID 0x0584
#define RATOC_PRODUCT_ID_USB60F 0xb020
+/*
+ * Infineon Technologies
+ */
+#define INFINEON_VID 0x058b
+#define INFINEON_TRIBOARD_PID 0x0028 /* DAS JTAG TriBoard TC1798 V1.0 */
+
/*
* Acton Research Corp.
*/
* Submitted by Colin Leroy
*/
#define TESTO_VID 0x128D
-#define TESTO_USB_INTERFACE_PID 0x0001
+#define TESTO_1_PID 0x0001
+#define TESTO_3_PID 0x0003
/*
* Mobility Electronics products.
/* Zoom */
#define ZOOM_PRODUCT_4597 0x9607
+/* SpeedUp SU9800 usb 3g modem */
+#define SPEEDUP_PRODUCT_SU9800 0x9800
+
/* Haier products */
#define HAIER_VENDOR_ID 0x201e
#define HAIER_PRODUCT_CE100 0x2009
/* Olivetti products */
#define OLIVETTI_VENDOR_ID 0x0b3c
#define OLIVETTI_PRODUCT_OLICARD100 0xc000
+#define OLIVETTI_PRODUCT_OLICARD120 0xc001
+#define OLIVETTI_PRODUCT_OLICARD140 0xc002
#define OLIVETTI_PRODUCT_OLICARD145 0xc003
+#define OLIVETTI_PRODUCT_OLICARD155 0xc004
#define OLIVETTI_PRODUCT_OLICARD200 0xc005
+#define OLIVETTI_PRODUCT_OLICARD160 0xc00a
#define OLIVETTI_PRODUCT_OLICARD500 0xc00b
/* Celot products */
.driver_info = (kernel_ulong_t)&net_intf2_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1426, 0xff, 0xff, 0xff), /* ZTE MF91 */
.driver_info = (kernel_ulong_t)&net_intf2_blacklist },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1428, 0xff, 0xff, 0xff), /* Telewell TW-LTE 4G v2 */
+ .driver_info = (kernel_ulong_t)&net_intf2_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1533, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1534, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1535, 0xff, 0xff, 0xff) },
{ USB_DEVICE(LONGCHEER_VENDOR_ID, FOUR_G_SYSTEMS_PRODUCT_W14),
.driver_info = (kernel_ulong_t)&four_g_w14_blacklist
},
+ { USB_DEVICE_INTERFACE_CLASS(LONGCHEER_VENDOR_ID, SPEEDUP_PRODUCT_SU9800, 0xff) },
{ USB_DEVICE(LONGCHEER_VENDOR_ID, ZOOM_PRODUCT_4597) },
{ USB_DEVICE(LONGCHEER_VENDOR_ID, IBALL_3_5G_CONNECT) },
{ USB_DEVICE(HAIER_VENDOR_ID, HAIER_PRODUCT_CE100) },
{ USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDMNET) },
{ USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, /* HC28 enumerates with Siemens or Cinterion VID depending on FW revision */
{ USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
-
- { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100) },
+ { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100),
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+ { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD120),
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+ { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD140),
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD145) },
+ { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD155),
+ .driver_info = (kernel_ulong_t)&net_intf6_blacklist },
{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD200),
- .driver_info = (kernel_ulong_t)&net_intf6_blacklist
- },
+ .driver_info = (kernel_ulong_t)&net_intf6_blacklist },
+ { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD160),
+ .driver_info = (kernel_ulong_t)&net_intf6_blacklist },
{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD500),
- .driver_info = (kernel_ulong_t)&net_intf4_blacklist
- },
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */
{ USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_GT_B3730, USB_CLASS_CDC_DATA, 0x00, 0x00) }, /* Samsung GT-B3730 LTE USB modem.*/
{ USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEM600) },
if (us->fflags & US_FL_WRITE_CACHE)
sdev->wce_default_on = 1;
+ /* A few buggy USB-ATA bridges don't understand FUA */
+ if (us->fflags & US_FL_BROKEN_FUA)
+ sdev->broken_fua = 1;
+
} else {
/* Non-disk-type devices don't need to blacklist any pages
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_IGNORE_RESIDUE ),
+/* Reported by Michael Büsch <m@bues.ch> */
+UNUSUAL_DEV( 0x152d, 0x0567, 0x0114, 0x0114,
+ "JMicron",
+ "USB to ATA/ATAPI Bridge",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_BROKEN_FUA ),
+
/* Reported by Alexandre Oliva <oliva@lsd.ic.unicamp.br>
* JMicron responds to USN and several other SCSI ioctls with a
* residue that causes subsequent I/O requests to fail. */
goto put_display_node;
}
+ INIT_LIST_HEAD(&pdata->pwr_gpios);
ret = -ENOMEM;
for (i = 0; i < of_gpio_named_count(display_np, "atmel,power-control-gpio"); i++) {
gpio = of_get_named_gpio_flags(display_np, "atmel,power-control-gpio",
dev_err(dev, "set direction output gpio %d failed\n", gpio);
goto put_display_node;
}
+ list_add(&og->list, &pdata->pwr_gpios);
}
if (is_gpio_power)
/* Workaround "PPI Does Not Start Properly In Specific Mode" */
if (ANOMALY_05000400) {
ret = gpio_request_one(P_IDENT(P_PPI0_FS3), GPIOF_OUT_INIT_LOW,
- "PPI0_FS3")
+ "PPI0_FS3");
if (ret) {
dev_err(&client->dev, "PPI0_FS3 GPIO request failed\n");
ret = -EBUSY;
{
struct dss_conv_node *n = kmalloc(sizeof(struct dss_conv_node),
GFP_KERNEL);
- n->node = node;
- n->root = root;
- list_add(&n->list, &dss_conv_list);
+ if (n) {
+ n->node = node;
+ n->root = root;
+ list_add(&n->list, &dss_conv_list);
+ }
}
static bool __init omapdss_list_contains(const struct device_node *node)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
release_mem_region(res->start, resource_size(res));
- kfree(fbi);
-
return 0;
}
obj-y += $(patsubst %,%.gen.o, $(fw-external-y))
obj-$(CONFIG_FIRMWARE_IN_KERNEL) += $(patsubst %,%.gen.o, $(fw-shipped-y))
+ifeq ($(KBUILD_SRC),)
+# Makefile.build only creates subdirectories for O= builds, but external
+# firmware might live outside the kernel source tree
+_dummy := $(foreach d,$(addprefix $(obj)/,$(dir $(fw-external-y))), $(shell [ -d $(d) ] || mkdir -p $(d)))
+endif
+
# Remove .S files and binaries created from ihex
# (during 'make clean' .config isn't included so they're all in $(fw-shipped-))
targets := $(fw-shipped-) $(patsubst $(obj)/%,%, \
static void put_reqs_available(struct kioctx *ctx, unsigned nr)
{
struct kioctx_cpu *kcpu;
+ unsigned long flags;
preempt_disable();
kcpu = this_cpu_ptr(ctx->cpu);
+ local_irq_save(flags);
kcpu->reqs_available += nr;
+
while (kcpu->reqs_available >= ctx->req_batch * 2) {
kcpu->reqs_available -= ctx->req_batch;
atomic_add(ctx->req_batch, &ctx->reqs_available);
}
+ local_irq_restore(flags);
preempt_enable();
}
{
struct kioctx_cpu *kcpu;
bool ret = false;
+ unsigned long flags;
preempt_disable();
kcpu = this_cpu_ptr(ctx->cpu);
+ local_irq_save(flags);
if (!kcpu->reqs_available) {
int old, avail = atomic_read(&ctx->reqs_available);
ret = true;
kcpu->reqs_available--;
out:
+ local_irq_restore(flags);
preempt_enable();
return ret;
}
int pipefd;
struct autofs_sb_info *sbi;
struct autofs_info *ino;
- int pgrp;
+ int pgrp = 0;
bool pgrp_set = false;
int ret = -EINVAL;
spin_lock(workspace_lock);
if (*num_workspace < num_online_cpus()) {
- list_add_tail(workspace, idle_workspace);
+ list_add(workspace, idle_workspace);
(*num_workspace)++;
spin_unlock(workspace_lock);
goto wake;
#include "check-integrity.h"
#include "rcu-string.h"
#include "dev-replace.h"
+#include "sysfs.h"
static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
int scrub_ret);
fs_info->fs_devices->latest_bdev = tgt_device->bdev;
list_add(&tgt_device->dev_alloc_list, &fs_info->fs_devices->alloc_list);
+ /* replace the sysfs entry */
+ btrfs_kobj_rm_device(fs_info, src_device);
+ btrfs_kobj_add_device(fs_info, tgt_device);
+
btrfs_rm_dev_replace_blocked(fs_info);
btrfs_rm_dev_replace_srcdev(fs_info, src_device);
out:
unlock_extent_cached(io_tree, eb->start, eb->start + eb->len - 1,
&cached_state, GFP_NOFS);
- btrfs_tree_read_unlock_blocking(eb);
+ if (need_lock)
+ btrfs_tree_read_unlock_blocking(eb);
return ret;
}
if (ret)
goto fail_qgroup;
+ mutex_lock(&fs_info->cleaner_mutex);
ret = btrfs_recover_relocation(tree_root);
+ mutex_unlock(&fs_info->cleaner_mutex);
if (ret < 0) {
printk(KERN_WARNING
"BTRFS: failed to recover relocation\n");
struct btrfs_caching_control *next;
struct btrfs_caching_control *caching_ctl;
struct btrfs_block_group_cache *cache;
- struct btrfs_space_info *space_info;
down_write(&fs_info->commit_root_sem);
up_write(&fs_info->commit_root_sem);
- list_for_each_entry_rcu(space_info, &fs_info->space_info, list)
- percpu_counter_set(&space_info->total_bytes_pinned, 0);
-
update_global_block_rsv(fs_info);
}
spin_lock(&cache->lock);
cache->pinned -= len;
space_info->bytes_pinned -= len;
+ percpu_counter_add(&space_info->total_bytes_pinned, -len);
if (cache->ro) {
space_info->bytes_readonly += len;
readonly = true;
void btrfs_update_iflags(struct inode *inode)
{
struct btrfs_inode *ip = BTRFS_I(inode);
-
- inode->i_flags &= ~(S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC);
+ unsigned int new_fl = 0;
if (ip->flags & BTRFS_INODE_SYNC)
- inode->i_flags |= S_SYNC;
+ new_fl |= S_SYNC;
if (ip->flags & BTRFS_INODE_IMMUTABLE)
- inode->i_flags |= S_IMMUTABLE;
+ new_fl |= S_IMMUTABLE;
if (ip->flags & BTRFS_INODE_APPEND)
- inode->i_flags |= S_APPEND;
+ new_fl |= S_APPEND;
if (ip->flags & BTRFS_INODE_NOATIME)
- inode->i_flags |= S_NOATIME;
+ new_fl |= S_NOATIME;
if (ip->flags & BTRFS_INODE_DIRSYNC)
- inode->i_flags |= S_DIRSYNC;
+ new_fl |= S_DIRSYNC;
+
+ set_mask_bits(&inode->i_flags,
+ S_SYNC | S_APPEND | S_IMMUTABLE | S_NOATIME | S_DIRSYNC,
+ new_fl);
}
/*
static void clone_update_extent_map(struct inode *inode,
const struct btrfs_trans_handle *trans,
const struct btrfs_path *path,
- struct btrfs_file_extent_item *fi,
const u64 hole_offset,
const u64 hole_len)
{
return;
}
- if (fi) {
+ if (path) {
+ struct btrfs_file_extent_item *fi;
+
+ fi = btrfs_item_ptr(path->nodes[0], path->slots[0],
+ struct btrfs_file_extent_item);
btrfs_extent_item_to_extent_map(inode, path, fi, false, em);
em->generation = -1;
if (btrfs_file_extent_type(path->nodes[0], fi) ==
btrfs_item_ptr_offset(leaf, slot),
size);
inode_add_bytes(inode, datal);
- extent = btrfs_item_ptr(leaf, slot,
- struct btrfs_file_extent_item);
}
/* If we have an implicit hole (NO_HOLES feature). */
if (drop_start < new_key.offset)
clone_update_extent_map(inode, trans,
- path, NULL, drop_start,
+ NULL, drop_start,
new_key.offset - drop_start);
- clone_update_extent_map(inode, trans, path,
- extent, 0, 0);
+ clone_update_extent_map(inode, trans, path, 0, 0);
btrfs_mark_buffer_dirty(leaf);
btrfs_release_path(path);
btrfs_end_transaction(trans, root);
goto out;
}
+ clone_update_extent_map(inode, trans, NULL, last_dest_end,
+ destoff + len - last_dest_end);
ret = clone_finish_inode_update(trans, inode, destoff + len,
destoff, olen);
- if (ret)
- goto out;
- clone_update_extent_map(inode, trans, path, NULL, last_dest_end,
- destoff + len - last_dest_end);
}
out:
btrfs_extent_data_ref_count(eb, ref));
}
-static void print_extent_item(struct extent_buffer *eb, int slot)
+static void print_extent_item(struct extent_buffer *eb, int slot, int type)
{
struct btrfs_extent_item *ei;
struct btrfs_extent_inline_ref *iref;
struct btrfs_disk_key key;
unsigned long end;
unsigned long ptr;
- int type;
u32 item_size = btrfs_item_size_nr(eb, slot);
u64 flags;
u64 offset;
btrfs_extent_refs(eb, ei), btrfs_extent_generation(eb, ei),
flags);
- if (flags & BTRFS_EXTENT_FLAG_TREE_BLOCK) {
+ if ((type == BTRFS_EXTENT_ITEM_KEY) &&
+ flags & BTRFS_EXTENT_FLAG_TREE_BLOCK) {
struct btrfs_tree_block_info *info;
info = (struct btrfs_tree_block_info *)(ei + 1);
btrfs_tree_block_key(eb, info, &key);
btrfs_disk_root_refs(l, ri));
break;
case BTRFS_EXTENT_ITEM_KEY:
- print_extent_item(l, i);
+ case BTRFS_METADATA_ITEM_KEY:
+ print_extent_item(l, i, type);
break;
case BTRFS_TREE_BLOCK_REF_KEY:
printk(KERN_INFO "\t\ttree block backref\n");
* pages are going to be uptodate.
*/
for (stripe = 0; stripe < bbio->num_stripes; stripe++) {
- if (rbio->faila == stripe ||
- rbio->failb == stripe)
+ if (rbio->faila == stripe || rbio->failb == stripe) {
+ atomic_inc(&rbio->bbio->error);
continue;
+ }
for (pagenr = 0; pagenr < nr_pages; pagenr++) {
struct page *p;
case Opt_ssd_spread:
btrfs_set_and_info(root, SSD_SPREAD,
"use spread ssd allocation scheme");
+ btrfs_set_opt(info->mount_opt, SSD);
break;
case Opt_nossd:
- btrfs_clear_and_info(root, NOSSD,
+ btrfs_set_and_info(root, NOSSD,
"not using ssd allocation scheme");
btrfs_clear_opt(info->mount_opt, SSD);
break;
goto restore;
/* recover relocation */
+ mutex_lock(&fs_info->cleaner_mutex);
ret = btrfs_recover_relocation(root);
+ mutex_unlock(&fs_info->cleaner_mutex);
if (ret)
goto restore;
list_for_each_entry(dev, head, dev_list) {
if (dev->missing)
continue;
+ if (!dev->name)
+ continue;
if (!first_dev || dev->devid < first_dev->devid)
first_dev = dev;
}
}
}
-static int add_device_membership(struct btrfs_fs_info *fs_info)
+int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info,
+ struct btrfs_device *one_device)
+{
+ struct hd_struct *disk;
+ struct kobject *disk_kobj;
+
+ if (!fs_info->device_dir_kobj)
+ return -EINVAL;
+
+ if (one_device) {
+ disk = one_device->bdev->bd_part;
+ disk_kobj = &part_to_dev(disk)->kobj;
+
+ sysfs_remove_link(fs_info->device_dir_kobj,
+ disk_kobj->name);
+ }
+
+ return 0;
+}
+
+int btrfs_kobj_add_device(struct btrfs_fs_info *fs_info,
+ struct btrfs_device *one_device)
{
int error = 0;
struct btrfs_fs_devices *fs_devices = fs_info->fs_devices;
struct btrfs_device *dev;
- fs_info->device_dir_kobj = kobject_create_and_add("devices",
+ if (!fs_info->device_dir_kobj)
+ fs_info->device_dir_kobj = kobject_create_and_add("devices",
&fs_info->super_kobj);
+
if (!fs_info->device_dir_kobj)
return -ENOMEM;
if (!dev->bdev)
continue;
+ if (one_device && one_device != dev)
+ continue;
+
disk = dev->bdev->bd_part;
disk_kobj = &part_to_dev(disk)->kobj;
if (error)
goto failure;
- error = add_device_membership(fs_info);
+ error = btrfs_kobj_add_device(fs_info, NULL);
if (error)
goto failure;
extern const char * const btrfs_feature_set_names[3];
extern struct kobj_type space_info_ktype;
extern struct kobj_type btrfs_raid_ktype;
+int btrfs_kobj_add_device(struct btrfs_fs_info *fs_info,
+ struct btrfs_device *one_device);
+int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info,
+ struct btrfs_device *one_device);
#endif /* _BTRFS_SYSFS_H_ */
bool reloc_reserved = false;
int ret;
+ /* Send isn't supposed to start transactions. */
+ ASSERT(current->journal_info != (void *)BTRFS_SEND_TRANS_STUB);
+
if (test_bit(BTRFS_FS_STATE_ERROR, &root->fs_info->fs_state))
return ERR_PTR(-EROFS);
- if (current->journal_info &&
- current->journal_info != (void *)BTRFS_SEND_TRANS_STUB) {
+ if (current->journal_info) {
WARN_ON(type & TRANS_EXTWRITERS);
h = current->journal_info;
h->use_count++;
smp_mb();
if (cur_trans->state >= TRANS_STATE_BLOCKED &&
may_wait_transaction(root, type)) {
+ current->journal_info = h;
btrfs_commit_transaction(h, root);
goto again;
}
int ret;
ret = btrfs_run_delayed_items(trans, root);
- /*
- * running the delayed items may have added new refs. account
- * them now so that they hinder processing of more delayed refs
- * as little as possible.
- */
if (ret)
return ret;
#include "rcu-string.h"
#include "math.h"
#include "dev-replace.h"
+#include "sysfs.h"
static int init_first_rw_device(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
* This is ok to do without rcu read locked because we hold the
* uuid mutex so nothing we touch in here is going to disappear.
*/
- name = rcu_string_strdup(orig_dev->name->str, GFP_NOFS);
- if (!name) {
- kfree(device);
- goto error;
+ if (orig_dev->name) {
+ name = rcu_string_strdup(orig_dev->name->str, GFP_NOFS);
+ if (!name) {
+ kfree(device);
+ goto error;
+ }
+ rcu_assign_pointer(device->name, name);
}
- rcu_assign_pointer(device->name, name);
list_add(&device->dev_list, &fs_devices->devices);
device->fs_devices = fs_devices;
if (device->bdev)
device->fs_devices->open_devices--;
+ /* remove sysfs entry */
+ btrfs_kobj_rm_device(root->fs_info, device);
+
call_rcu(&device->rcu, free_device);
num_devices = btrfs_super_num_devices(root->fs_info->super_copy) - 1;
total_bytes = btrfs_super_num_devices(root->fs_info->super_copy);
btrfs_set_super_num_devices(root->fs_info->super_copy,
total_bytes + 1);
+
+ /* add sysfs device entry */
+ btrfs_kobj_add_device(root->fs_info, device);
+
mutex_unlock(&root->fs_info->fs_devices->device_list_mutex);
if (seeding_dev) {
+ char fsid_buf[BTRFS_UUID_UNPARSED_SIZE];
ret = init_first_rw_device(trans, root, device);
if (ret) {
btrfs_abort_transaction(trans, root, ret);
btrfs_abort_transaction(trans, root, ret);
goto error_trans;
}
+
+ /* Sprouting would change fsid of the mounted root,
+ * so rename the fsid on the sysfs
+ */
+ snprintf(fsid_buf, BTRFS_UUID_UNPARSED_SIZE, "%pU",
+ root->fs_info->fsid);
+ if (kobject_rename(&root->fs_info->super_kobj, fsid_buf))
+ goto error_trans;
} else {
ret = btrfs_add_device(trans, root, device);
if (ret) {
unlock_chunks(root);
btrfs_end_transaction(trans, root);
rcu_string_free(device->name);
+ btrfs_kobj_rm_device(root->fs_info, device);
kfree(device);
error:
blkdev_put(bdev, FMODE_EXCL);
if (workspace->def_strm.total_in > 8192 &&
workspace->def_strm.total_in <
workspace->def_strm.total_out) {
- ret = -EIO;
+ ret = -E2BIG;
goto out;
}
/* we need another page for writing out. Test this
continue;
}
- if (ei->i_es_lru_nr == 0 || ei == locked_ei)
+ if (ei->i_es_lru_nr == 0 || ei == locked_ei ||
+ !write_trylock(&ei->i_es_lock))
continue;
- write_lock(&ei->i_es_lock);
shrunk = __es_try_to_reclaim_extents(ei, nr_to_scan);
if (ei->i_es_lru_nr == 0)
list_del_init(&ei->i_es_lru);
fatal = err;
} else {
ext4_error(sb, "bit already cleared for inode %lu", ino);
- if (!EXT4_MB_GRP_IBITMAP_CORRUPT(grp)) {
+ if (gdp && !EXT4_MB_GRP_IBITMAP_CORRUPT(grp)) {
int count;
count = ext4_free_inodes_count(sb, gdp);
percpu_counter_sub(&sbi->s_freeinodes_counter,
goto out;
}
+ BUFFER_TRACE(group_desc_bh, "get_write_access");
+ err = ext4_journal_get_write_access(handle, group_desc_bh);
+ if (err) {
+ ext4_std_error(sb, err);
+ goto out;
+ }
+
/* We may have to initialize the block bitmap if it isn't already */
if (ext4_has_group_desc_csum(sb) &&
gdp->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) {
}
}
- BUFFER_TRACE(group_desc_bh, "get_write_access");
- err = ext4_journal_get_write_access(handle, group_desc_bh);
- if (err) {
- ext4_std_error(sb, err);
- goto out;
- }
-
/* Update the relevant bg descriptor fields */
if (ext4_has_group_desc_csum(sb)) {
int free;
if (free != grp->bb_free) {
ext4_grp_locked_error(sb, group, 0, 0,
- "%u clusters in bitmap, %u in gd; "
- "block bitmap corrupt.",
+ "block bitmap and bg descriptor "
+ "inconsistent: %u vs %u free clusters",
free, grp->bb_free);
/*
* If we intend to continue, we consider group descriptor
arg = JBD2_DEFAULT_MAX_COMMIT_AGE;
sbi->s_commit_interval = HZ * arg;
} else if (token == Opt_max_batch_time) {
- if (arg == 0)
- arg = EXT4_DEF_MAX_BATCH_TIME;
sbi->s_max_batch_time = arg;
} else if (token == Opt_min_batch_time) {
sbi->s_min_batch_time = arg;
es = sbi->s_es;
if (es->s_error_count)
- ext4_msg(sb, KERN_NOTICE, "error count: %u",
+ /* fsck newer than v1.41.13 is needed to clean this condition. */
+ ext4_msg(sb, KERN_NOTICE, "error count since last fsck: %u",
le32_to_cpu(es->s_error_count));
if (es->s_first_error_time) {
- printk(KERN_NOTICE "EXT4-fs (%s): initial error at %u: %.*s:%d",
+ printk(KERN_NOTICE "EXT4-fs (%s): initial error at time %u: %.*s:%d",
sb->s_id, le32_to_cpu(es->s_first_error_time),
(int) sizeof(es->s_first_error_func),
es->s_first_error_func,
printk("\n");
}
if (es->s_last_error_time) {
- printk(KERN_NOTICE "EXT4-fs (%s): last error at %u: %.*s:%d",
+ printk(KERN_NOTICE "EXT4-fs (%s): last error at time %u: %.*s:%d",
sb->s_id, le32_to_cpu(es->s_last_error_time),
(int) sizeof(es->s_last_error_func),
es->s_last_error_func,
goto failed_mount2;
}
}
-
- /*
- * set up enough so that it can read an inode,
- * and create new inode for buddy allocator
- */
- sbi->s_gdb_count = db_count;
- if (!test_opt(sb, NOLOAD) &&
- EXT4_HAS_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_HAS_JOURNAL))
- sb->s_op = &ext4_sops;
- else
- sb->s_op = &ext4_nojournal_sops;
-
- ext4_ext_init(sb);
- err = ext4_mb_init(sb);
- if (err) {
- ext4_msg(sb, KERN_ERR, "failed to initialize mballoc (%d)",
- err);
- goto failed_mount2;
- }
-
if (!ext4_check_descriptors(sb, &first_not_zeroed)) {
ext4_msg(sb, KERN_ERR, "group descriptors corrupted!");
- goto failed_mount2a;
+ goto failed_mount2;
}
if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_FLEX_BG))
if (!ext4_fill_flex_info(sb)) {
ext4_msg(sb, KERN_ERR,
"unable to initialize "
"flex_bg meta info!");
- goto failed_mount2a;
+ goto failed_mount2;
}
+ sbi->s_gdb_count = db_count;
get_random_bytes(&sbi->s_next_generation, sizeof(u32));
spin_lock_init(&sbi->s_next_gen_lock);
sbi->s_stripe = ext4_get_stripe_size(sbi);
sbi->s_extent_max_zeroout_kb = 32;
+ /*
+ * set up enough so that it can read an inode
+ */
+ if (!test_opt(sb, NOLOAD) &&
+ EXT4_HAS_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_HAS_JOURNAL))
+ sb->s_op = &ext4_sops;
+ else
+ sb->s_op = &ext4_nojournal_sops;
sb->s_export_op = &ext4_export_ops;
sb->s_xattr = ext4_xattr_handlers;
#ifdef CONFIG_QUOTA
if (err) {
ext4_msg(sb, KERN_ERR, "failed to reserve %llu clusters for "
"reserved pool", ext4_calculate_resv_clusters(sb));
- goto failed_mount5;
+ goto failed_mount4a;
}
err = ext4_setup_system_zone(sb);
if (err) {
ext4_msg(sb, KERN_ERR, "failed to initialize system "
"zone (%d)", err);
+ goto failed_mount4a;
+ }
+
+ ext4_ext_init(sb);
+ err = ext4_mb_init(sb);
+ if (err) {
+ ext4_msg(sb, KERN_ERR, "failed to initialize mballoc (%d)",
+ err);
goto failed_mount5;
}
failed_mount7:
ext4_unregister_li_request(sb);
failed_mount6:
- ext4_release_system_zone(sb);
+ ext4_mb_release(sb);
failed_mount5:
+ ext4_ext_release(sb);
+ ext4_release_system_zone(sb);
+failed_mount4a:
dput(sb->s_root);
sb->s_root = NULL;
failed_mount4:
percpu_counter_destroy(&sbi->s_extent_cache_cnt);
if (sbi->s_mmp_tsk)
kthread_stop(sbi->s_mmp_tsk);
-failed_mount2a:
- ext4_mb_release(sb);
failed_mount2:
for (i = 0; i < db_count; i++)
brelse(sbi->s_group_desc[i]);
ext4_kvfree(sbi->s_group_desc);
failed_mount:
- ext4_ext_release(sb);
if (sbi->s_chksum_driver)
crypto_free_shash(sbi->s_chksum_driver);
if (sbi->s_proc) {
* b. do not use extent cache for better performance
* c. give the block addresses to blockdev
*/
-static int get_data_block(struct inode *inode, sector_t iblock,
- struct buffer_head *bh_result, int create)
+static int __get_data_block(struct inode *inode, sector_t iblock,
+ struct buffer_head *bh_result, int create, bool fiemap)
{
struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
unsigned int blkbits = inode->i_sb->s_blocksize_bits;
err = 0;
goto unlock_out;
}
- if (dn.data_blkaddr == NEW_ADDR)
+ if (dn.data_blkaddr == NEW_ADDR && !fiemap)
goto put_out;
if (dn.data_blkaddr != NULL_ADDR) {
err = 0;
goto unlock_out;
}
- if (dn.data_blkaddr == NEW_ADDR)
+ if (dn.data_blkaddr == NEW_ADDR && !fiemap)
goto put_out;
end_offset = ADDRS_PER_PAGE(dn.node_page, F2FS_I(inode));
return err;
}
+static int get_data_block(struct inode *inode, sector_t iblock,
+ struct buffer_head *bh_result, int create)
+{
+ return __get_data_block(inode, iblock, bh_result, create, false);
+}
+
+static int get_data_block_fiemap(struct inode *inode, sector_t iblock,
+ struct buffer_head *bh_result, int create)
+{
+ return __get_data_block(inode, iblock, bh_result, create, true);
+}
+
int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
u64 start, u64 len)
{
- return generic_block_fiemap(inode, fieinfo, start, len, get_data_block);
+ return generic_block_fiemap(inode, fieinfo,
+ start, len, get_data_block_fiemap);
}
static int f2fs_read_data_page(struct file *file, struct page *page)
put_error:
f2fs_put_page(page, 1);
+error:
/* once the failed inode becomes a bad inode, i_mode is S_IFREG */
truncate_inode_pages(&inode->i_data, 0);
truncate_blocks(inode, 0);
remove_dirty_dir_inode(inode);
-error:
remove_inode_page(inode);
return ERR_PTR(err);
}
struct dirty_seglist_info *dirty_info; /* dirty segment information */
struct curseg_info *curseg_array; /* active segment information */
- struct list_head wblist_head; /* list of under-writeback pages */
- spinlock_t wblist_lock; /* lock for checkpoint */
-
block_t seg0_blkaddr; /* block address of 0'th segment */
block_t main_blkaddr; /* start block address of main area */
block_t ssa_blkaddr; /* start block address of SSA area */
*/
static inline int check_nid_range(struct f2fs_sb_info *sbi, nid_t nid)
{
- WARN_ON((nid >= NM_I(sbi)->max_nid));
+ if (unlikely(nid < F2FS_ROOT_INO(sbi)))
+ return -EINVAL;
if (unlikely(nid >= NM_I(sbi)->max_nid))
return -EINVAL;
return 0;
off_start = offset & (PAGE_CACHE_SIZE - 1);
off_end = (offset + len) & (PAGE_CACHE_SIZE - 1);
+ f2fs_lock_op(sbi);
+
for (index = pg_start; index <= pg_end; index++) {
struct dnode_of_data dn;
- f2fs_lock_op(sbi);
+ if (index == pg_end && !off_end)
+ goto noalloc;
+
set_new_dnode(&dn, inode, NULL, NULL, 0);
ret = f2fs_reserve_block(&dn, index);
- f2fs_unlock_op(sbi);
if (ret)
break;
-
+noalloc:
if (pg_start == pg_end)
new_size = offset + len;
else if (index == pg_start && off_start)
i_size_read(inode) < new_size) {
i_size_write(inode, new_size);
mark_inode_dirty(inode);
- f2fs_write_inode(inode, NULL);
+ update_inode_page(inode);
}
+ f2fs_unlock_op(sbi);
return ret;
}
if (check_nid_range(sbi, inode->i_ino)) {
f2fs_msg(inode->i_sb, KERN_ERR, "bad inode number: %lu",
(unsigned long) inode->i_ino);
+ WARN_ON(1);
return -EINVAL;
}
}
f2fs_set_link(new_dir, new_entry, new_page, old_inode);
- down_write(&F2FS_I(old_inode)->i_sem);
- F2FS_I(old_inode)->i_pino = new_dir->i_ino;
- up_write(&F2FS_I(old_inode)->i_sem);
new_inode->i_ctime = CURRENT_TIME;
down_write(&F2FS_I(new_inode)->i_sem);
}
}
+ down_write(&F2FS_I(old_inode)->i_sem);
+ file_lost_pino(old_inode);
+ up_write(&F2FS_I(old_inode)->i_sem);
+
old_inode->i_ctime = CURRENT_TIME;
mark_inode_dirty(old_inode);
if (old_dir != new_dir) {
f2fs_set_link(old_inode, old_dir_entry,
old_dir_page, new_dir);
- down_write(&F2FS_I(old_inode)->i_sem);
- F2FS_I(old_inode)->i_pino = new_dir->i_ino;
- up_write(&F2FS_I(old_inode)->i_sem);
update_inode_page(old_inode);
} else {
kunmap(old_dir_page);
return 0;
put_out_dir:
- f2fs_put_page(new_page, 1);
+ kunmap(new_page);
+ f2fs_put_page(new_page, 0);
out_dir:
if (old_dir_entry) {
kunmap(old_dir_page);
mem_size = (nm_i->nat_cnt * sizeof(struct nat_entry)) >> 12;
res = mem_size < ((val.totalram * nm_i->ram_thresh / 100) >> 2);
} else if (type == DIRTY_DENTS) {
+ if (sbi->sb->s_bdi->dirty_exceeded)
+ return false;
mem_size = get_pages(sbi, F2FS_DIRTY_DENTS);
res = mem_size < ((val.totalram * nm_i->ram_thresh / 100) >> 1);
}
return -ENOMEM;
spin_lock_init(&fcc->issue_lock);
init_waitqueue_head(&fcc->flush_wait_queue);
+ sbi->sm_info->cmd_control_info = fcc;
fcc->f2fs_issue_flush = kthread_run(issue_flush_thread, sbi,
"f2fs_flush-%u:%u", MAJOR(dev), MINOR(dev));
if (IS_ERR(fcc->f2fs_issue_flush)) {
err = PTR_ERR(fcc->f2fs_issue_flush);
kfree(fcc);
+ sbi->sm_info->cmd_control_info = NULL;
return err;
}
- sbi->sm_info->cmd_control_info = fcc;
return err;
}
/* init sm info */
sbi->sm_info = sm_info;
- INIT_LIST_HEAD(&sm_info->wblist_head);
- spin_lock_init(&sm_info->wblist_lock);
sm_info->seg0_blkaddr = le32_to_cpu(raw_super->segment0_blkaddr);
sm_info->main_blkaddr = le32_to_cpu(raw_super->main_blkaddr);
sm_info->segment_count = le32_to_cpu(raw_super->segment_count);
struct f2fs_sb_info *sbi = F2FS_SB(sb);
struct inode *inode;
- if (unlikely(ino < F2FS_ROOT_INO(sbi)))
- return ERR_PTR(-ESTALE);
- if (unlikely(ino >= NM_I(sbi)->max_nid))
+ if (check_nid_range(sbi, ino))
return ERR_PTR(-ESTALE);
/*
unsigned long seglen;
unsigned long addr;
struct page *pg;
- void *mapaddr;
- void *buf;
unsigned len;
+ unsigned offset;
unsigned move_pages:1;
};
if (cs->currbuf) {
struct pipe_buffer *buf = cs->currbuf;
- if (!cs->write) {
- kunmap_atomic(cs->mapaddr);
- } else {
- kunmap_atomic(cs->mapaddr);
+ if (cs->write)
buf->len = PAGE_SIZE - cs->len;
- }
cs->currbuf = NULL;
- cs->mapaddr = NULL;
- } else if (cs->mapaddr) {
- kunmap_atomic(cs->mapaddr);
+ } else if (cs->pg) {
if (cs->write) {
flush_dcache_page(cs->pg);
set_page_dirty_lock(cs->pg);
}
put_page(cs->pg);
- cs->mapaddr = NULL;
}
+ cs->pg = NULL;
}
/*
*/
static int fuse_copy_fill(struct fuse_copy_state *cs)
{
- unsigned long offset;
+ struct page *page;
int err;
unlock_request(cs->fc, cs->req);
BUG_ON(!cs->nr_segs);
cs->currbuf = buf;
- cs->mapaddr = kmap_atomic(buf->page);
+ cs->pg = buf->page;
+ cs->offset = buf->offset;
cs->len = buf->len;
- cs->buf = cs->mapaddr + buf->offset;
cs->pipebufs++;
cs->nr_segs--;
} else {
- struct page *page;
-
if (cs->nr_segs == cs->pipe->buffers)
return -EIO;
buf->len = 0;
cs->currbuf = buf;
- cs->mapaddr = kmap_atomic(page);
- cs->buf = cs->mapaddr;
+ cs->pg = page;
+ cs->offset = 0;
cs->len = PAGE_SIZE;
cs->pipebufs++;
cs->nr_segs++;
cs->iov++;
cs->nr_segs--;
}
- err = get_user_pages_fast(cs->addr, 1, cs->write, &cs->pg);
+ err = get_user_pages_fast(cs->addr, 1, cs->write, &page);
if (err < 0)
return err;
BUG_ON(err != 1);
- offset = cs->addr % PAGE_SIZE;
- cs->mapaddr = kmap_atomic(cs->pg);
- cs->buf = cs->mapaddr + offset;
- cs->len = min(PAGE_SIZE - offset, cs->seglen);
+ cs->pg = page;
+ cs->offset = cs->addr % PAGE_SIZE;
+ cs->len = min(PAGE_SIZE - cs->offset, cs->seglen);
cs->seglen -= cs->len;
cs->addr += cs->len;
}
{
unsigned ncpy = min(*size, cs->len);
if (val) {
+ void *pgaddr = kmap_atomic(cs->pg);
+ void *buf = pgaddr + cs->offset;
+
if (cs->write)
- memcpy(cs->buf, *val, ncpy);
+ memcpy(buf, *val, ncpy);
else
- memcpy(*val, cs->buf, ncpy);
+ memcpy(*val, buf, ncpy);
+
+ kunmap_atomic(pgaddr);
*val += ncpy;
}
*size -= ncpy;
cs->len -= ncpy;
- cs->buf += ncpy;
+ cs->offset += ncpy;
return ncpy;
}
out_fallback_unlock:
unlock_page(newpage);
out_fallback:
- cs->mapaddr = kmap_atomic(buf->page);
- cs->buf = cs->mapaddr + buf->offset;
+ cs->pg = buf->page;
+ cs->offset = buf->offset;
err = lock_request(cs->fc, cs->req);
if (err)
inode = ACCESS_ONCE(entry->d_inode);
if (inode && is_bad_inode(inode))
goto invalid;
- else if (fuse_dentry_time(entry) < get_jiffies_64()) {
+ else if (time_before64(fuse_dentry_time(entry), get_jiffies_64()) ||
+ (flags & LOOKUP_REVAL)) {
int err;
struct fuse_entry_out outarg;
struct fuse_req *req;
return err;
}
-static int fuse_rename(struct inode *olddir, struct dentry *oldent,
- struct inode *newdir, struct dentry *newent)
-{
- return fuse_rename_common(olddir, oldent, newdir, newent, 0,
- FUSE_RENAME, sizeof(struct fuse_rename_in));
-}
-
static int fuse_rename2(struct inode *olddir, struct dentry *oldent,
struct inode *newdir, struct dentry *newent,
unsigned int flags)
if (flags & ~(RENAME_NOREPLACE | RENAME_EXCHANGE))
return -EINVAL;
- if (fc->no_rename2 || fc->minor < 23)
- return -EINVAL;
+ if (flags) {
+ if (fc->no_rename2 || fc->minor < 23)
+ return -EINVAL;
- err = fuse_rename_common(olddir, oldent, newdir, newent, flags,
- FUSE_RENAME2, sizeof(struct fuse_rename2_in));
- if (err == -ENOSYS) {
- fc->no_rename2 = 1;
- err = -EINVAL;
+ err = fuse_rename_common(olddir, oldent, newdir, newent, flags,
+ FUSE_RENAME2,
+ sizeof(struct fuse_rename2_in));
+ if (err == -ENOSYS) {
+ fc->no_rename2 = 1;
+ err = -EINVAL;
+ }
+ } else {
+ err = fuse_rename_common(olddir, oldent, newdir, newent, 0,
+ FUSE_RENAME,
+ sizeof(struct fuse_rename_in));
}
+
return err;
+}
+static int fuse_rename(struct inode *olddir, struct dentry *oldent,
+ struct inode *newdir, struct dentry *newent)
+{
+ return fuse_rename2(olddir, oldent, newdir, newent, 0);
}
static int fuse_link(struct dentry *entry, struct inode *newdir,
int err;
bool r;
- if (fi->i_time < get_jiffies_64()) {
+ if (time_before64(fi->i_time, get_jiffies_64())) {
r = true;
err = fuse_do_getattr(inode, stat, file);
} else {
((mask & MAY_EXEC) && S_ISREG(inode->i_mode))) {
struct fuse_inode *fi = get_fuse_inode(inode);
- if (fi->i_time < get_jiffies_64()) {
+ if (time_before64(fi->i_time, get_jiffies_64())) {
refreshed = true;
err = fuse_perm_getattr(inode, mask);
error = -EIO;
req->ff = fuse_write_file_get(fc, fi);
if (!req->ff)
- goto err_free;
+ goto err_nofile;
fuse_write_fill(req, req->ff, page_offset(page), 0);
return 0;
+err_nofile:
+ __free_page(tmp_page);
err_free:
fuse_request_free(req);
err:
data.ff = NULL;
err = -ENOMEM;
- data.orig_pages = kzalloc(sizeof(struct page *) *
- FUSE_MAX_PAGES_PER_REQ,
+ data.orig_pages = kcalloc(FUSE_MAX_PAGES_PER_REQ,
+ sizeof(struct page *),
GFP_NOFS);
if (!data.orig_pages)
goto out;
{OPT_ERR, NULL}
};
+static int fuse_match_uint(substring_t *s, unsigned int *res)
+{
+ int err = -ENOMEM;
+ char *buf = match_strdup(s);
+ if (buf) {
+ err = kstrtouint(buf, 10, res);
+ kfree(buf);
+ }
+ return err;
+}
+
static int parse_fuse_opt(char *opt, struct fuse_mount_data *d, int is_bdev)
{
char *p;
while ((p = strsep(&opt, ",")) != NULL) {
int token;
int value;
+ unsigned uv;
substring_t args[MAX_OPT_ARGS];
if (!*p)
continue;
break;
case OPT_USER_ID:
- if (match_int(&args[0], &value))
+ if (fuse_match_uint(&args[0], &uv))
return 0;
- d->user_id = make_kuid(current_user_ns(), value);
+ d->user_id = make_kuid(current_user_ns(), uv);
if (!uid_valid(d->user_id))
return 0;
d->user_id_present = 1;
break;
case OPT_GROUP_ID:
- if (match_int(&args[0], &value))
+ if (fuse_match_uint(&args[0], &uv))
return 0;
- d->group_id = make_kgid(current_user_ns(), value);
+ d->group_id = make_kgid(current_user_ns(), uv);
if (!gid_valid(d->group_id))
return 0;
d->group_id_present = 1;
sb->s_flags &= ~(MS_NOSEC | MS_I_VERSION);
- if (!parse_fuse_opt((char *) data, &d, is_bdev))
+ if (!parse_fuse_opt(data, &d, is_bdev))
goto err;
if (is_bdev) {
* to perform a synchronous write. We do this to detect the
* case where a single process is doing a stream of sync
* writes. No point in waiting for joiners in that case.
+ *
+ * Setting max_batch_time to 0 disables this completely.
*/
pid = current->pid;
- if (handle->h_sync && journal->j_last_sync_writer != pid) {
+ if (handle->h_sync && journal->j_last_sync_writer != pid &&
+ journal->j_max_batch_time) {
u64 commit_time, trans_time;
journal->j_last_sync_writer = pid;
struct list_head files; /* goes through kernfs_open_file.list */
};
+/*
+ * kernfs_notify() may be called from any context and bounces notifications
+ * through a work item. To minimize space overhead in kernfs_node, the
+ * pending queue is implemented as a singly linked list of kernfs_nodes.
+ * The list is terminated with the self pointer so that whether a
+ * kernfs_node is on the list or not can be determined by testing the next
+ * pointer for NULL.
+ */
+#define KERNFS_NOTIFY_EOL ((void *)&kernfs_notify_list)
+
+static DEFINE_SPINLOCK(kernfs_notify_lock);
+static struct kernfs_node *kernfs_notify_list = KERNFS_NOTIFY_EOL;
+
static struct kernfs_open_file *kernfs_of(struct file *file)
{
return ((struct seq_file *)file->private_data)->private;
return DEFAULT_POLLMASK|POLLERR|POLLPRI;
}
-/**
- * kernfs_notify - notify a kernfs file
- * @kn: file to notify
- *
- * Notify @kn such that poll(2) on @kn wakes up.
- */
-void kernfs_notify(struct kernfs_node *kn)
+static void kernfs_notify_workfn(struct work_struct *work)
{
- struct kernfs_root *root = kernfs_root(kn);
+ struct kernfs_node *kn;
struct kernfs_open_node *on;
struct kernfs_super_info *info;
- unsigned long flags;
-
- if (WARN_ON(kernfs_type(kn) != KERNFS_FILE))
+repeat:
+ /* pop one off the notify_list */
+ spin_lock_irq(&kernfs_notify_lock);
+ kn = kernfs_notify_list;
+ if (kn == KERNFS_NOTIFY_EOL) {
+ spin_unlock_irq(&kernfs_notify_lock);
return;
+ }
+ kernfs_notify_list = kn->attr.notify_next;
+ kn->attr.notify_next = NULL;
+ spin_unlock_irq(&kernfs_notify_lock);
/* kick poll */
- spin_lock_irqsave(&kernfs_open_node_lock, flags);
+ spin_lock_irq(&kernfs_open_node_lock);
on = kn->attr.open;
if (on) {
wake_up_interruptible(&on->poll);
}
- spin_unlock_irqrestore(&kernfs_open_node_lock, flags);
+ spin_unlock_irq(&kernfs_open_node_lock);
/* kick fsnotify */
mutex_lock(&kernfs_mutex);
- list_for_each_entry(info, &root->supers, node) {
+ list_for_each_entry(info, &kernfs_root(kn)->supers, node) {
struct inode *inode;
struct dentry *dentry;
}
mutex_unlock(&kernfs_mutex);
+ kernfs_put(kn);
+ goto repeat;
+}
+
+/**
+ * kernfs_notify - notify a kernfs file
+ * @kn: file to notify
+ *
+ * Notify @kn such that poll(2) on @kn wakes up. Maybe be called from any
+ * context.
+ */
+void kernfs_notify(struct kernfs_node *kn)
+{
+ static DECLARE_WORK(kernfs_notify_work, kernfs_notify_workfn);
+ unsigned long flags;
+
+ if (WARN_ON(kernfs_type(kn) != KERNFS_FILE))
+ return;
+
+ spin_lock_irqsave(&kernfs_notify_lock, flags);
+ if (!kn->attr.notify_next) {
+ kernfs_get(kn);
+ kn->attr.notify_next = kernfs_notify_list;
+ kernfs_notify_list = kn;
+ schedule_work(&kernfs_notify_work);
+ }
+ spin_unlock_irqrestore(&kernfs_notify_lock, flags);
}
EXPORT_SYMBOL_GPL(kernfs_notify);
kernfs_put(root_kn);
}
+/**
+ * kernfs_pin_sb: try to pin the superblock associated with a kernfs_root
+ * @kernfs_root: the kernfs_root in question
+ * @ns: the namespace tag
+ *
+ * Pin the superblock so the superblock won't be destroyed in subsequent
+ * operations. This can be used to block ->kill_sb() which may be useful
+ * for kernfs users which dynamically manage superblocks.
+ *
+ * Returns NULL if there's no superblock associated to this kernfs_root, or
+ * -EINVAL if the superblock is being freed.
+ */
+struct super_block *kernfs_pin_sb(struct kernfs_root *root, const void *ns)
+{
+ struct kernfs_super_info *info;
+ struct super_block *sb = NULL;
+
+ mutex_lock(&kernfs_mutex);
+ list_for_each_entry(info, &root->supers, node) {
+ if (info->ns == ns) {
+ sb = info->sb;
+ if (!atomic_inc_not_zero(&info->sb->s_active))
+ sb = ERR_PTR(-EINVAL);
+ break;
+ }
+ }
+ mutex_unlock(&kernfs_mutex);
+ return sb;
+}
+
void __init kernfs_init(void)
{
kernfs_node_cache = kmem_cache_create("kernfs_node_cache",
switch (create->cr_type) {
case NF4LNK:
- /* ugh! we have to null-terminate the linktext, or
- * vfs_symlink() will choke. it is always safe to
- * null-terminate by brute force, since at worst we
- * will overwrite the first byte of the create namelen
- * in the XDR buffer, which has already been extracted
- * during XDR decode.
- */
- create->cr_linkname[create->cr_linklen] = 0;
-
status = nfsd_symlink(rqstp, &cstate->current_fh,
create->cr_name, create->cr_namelen,
create->cr_linkname, create->cr_linklen,
READ_BUF(4);
create->cr_linklen = be32_to_cpup(p++);
READ_BUF(create->cr_linklen);
- SAVEMEM(create->cr_linkname, create->cr_linklen);
+ /*
+ * The VFS will want a null-terminated string, and
+ * null-terminating in place isn't safe since this might
+ * end on a page boundary:
+ */
+ create->cr_linkname =
+ kmalloc(create->cr_linklen + 1, GFP_KERNEL);
+ if (!create->cr_linkname)
+ return nfserr_jukebox;
+ memcpy(create->cr_linkname, p, create->cr_linklen);
+ create->cr_linkname[create->cr_linklen] = '\0';
+ defer_free(argp, kfree, create->cr_linkname);
break;
case NF4BLK:
case NF4CHR:
{
__be32 *p;
- p = xdr_reserve_space(xdr, 6);
+ p = xdr_reserve_space(xdr, 20);
if (!p)
return NULL;
*p++ = htonl(2);
wire_count = htonl(maxcount);
write_bytes_to_xdr_buf(xdr->buf, length_offset, &wire_count, 4);
- xdr_truncate_encode(xdr, length_offset + 4 + maxcount);
+ xdr_truncate_encode(xdr, length_offset + 4 + ALIGN(maxcount, 4));
if (maxcount & 3)
write_bytes_to_xdr_buf(xdr->buf, length_offset + 4 + maxcount,
&zero, 4 - (maxcount&3));
static int stat_open(struct inode *inode, struct file *file)
{
- size_t size = 1024 + 128 * num_possible_cpus();
- char *buf;
- struct seq_file *m;
- int res;
+ size_t size = 1024 + 128 * num_online_cpus();
/* minimum size to display an interrupt count : 2 bytes */
size += 2 * nr_irqs;
-
- /* don't ask for more than the kmalloc() max size */
- if (size > KMALLOC_MAX_SIZE)
- size = KMALLOC_MAX_SIZE;
- buf = kmalloc(size, GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
-
- res = single_open(file, show_stat, NULL);
- if (!res) {
- m = file->private_data;
- m->buf = buf;
- m->size = ksize(buf);
- } else
- kfree(buf);
- return res;
+ return single_open_size(file, show_stat, NULL, size);
}
static const struct file_operations proc_stat_operations = {
struct dquot *dquot;
unsigned long freed = 0;
+ spin_lock(&dq_list_lock);
head = free_dquots.prev;
while (head != &free_dquots && sc->nr_to_scan) {
dquot = list_entry(head, struct dquot, dq_free);
freed++;
head = free_dquots.prev;
}
+ spin_unlock(&dq_list_lock);
return freed;
}
#include <linux/fs.h>
#include <linux/export.h>
#include <linux/seq_file.h>
+#include <linux/vmalloc.h>
#include <linux/slab.h>
#include <linux/cred.h>
+#include <linux/mm.h>
#include <asm/uaccess.h>
#include <asm/page.h>
m->count = m->size;
}
+static void *seq_buf_alloc(unsigned long size)
+{
+ void *buf;
+
+ buf = kmalloc(size, GFP_KERNEL | __GFP_NOWARN);
+ if (!buf && size > PAGE_SIZE)
+ buf = vmalloc(size);
+ return buf;
+}
+
/**
* seq_open - initialize sequential file
* @file: file we initialize
return 0;
}
if (!m->buf) {
- m->buf = kmalloc(m->size = PAGE_SIZE, GFP_KERNEL);
+ m->buf = seq_buf_alloc(m->size = PAGE_SIZE);
if (!m->buf)
return -ENOMEM;
}
Eoverflow:
m->op->stop(m, p);
- kfree(m->buf);
+ kvfree(m->buf);
m->count = 0;
- m->buf = kmalloc(m->size <<= 1, GFP_KERNEL);
+ m->buf = seq_buf_alloc(m->size <<= 1);
return !m->buf ? -ENOMEM : -EAGAIN;
}
/* grab buffer if we didn't have one */
if (!m->buf) {
- m->buf = kmalloc(m->size = PAGE_SIZE, GFP_KERNEL);
+ m->buf = seq_buf_alloc(m->size = PAGE_SIZE);
if (!m->buf)
goto Enomem;
}
if (m->count < m->size)
goto Fill;
m->op->stop(m, p);
- kfree(m->buf);
+ kvfree(m->buf);
m->count = 0;
- m->buf = kmalloc(m->size <<= 1, GFP_KERNEL);
+ m->buf = seq_buf_alloc(m->size <<= 1);
if (!m->buf)
goto Enomem;
m->version = 0;
int seq_release(struct inode *inode, struct file *file)
{
struct seq_file *m = file->private_data;
- kfree(m->buf);
+ kvfree(m->buf);
kfree(m);
return 0;
}
int single_open_size(struct file *file, int (*show)(struct seq_file *, void *),
void *data, size_t size)
{
- char *buf = kmalloc(size, GFP_KERNEL);
+ char *buf = seq_buf_alloc(size);
int ret;
if (!buf)
return -ENOMEM;
ret = single_open(file, show, data);
if (ret) {
- kfree(buf);
+ kvfree(buf);
return ret;
}
((struct seq_file *)file->private_data)->buf = buf;
extern void acpi_video_unregister_backlight(void);
extern int acpi_video_get_edid(struct acpi_device *device, int type,
int device_id, void **edid);
+extern bool acpi_video_verify_backlight_support(void);
#else
static inline int acpi_video_register(void) { return 0; }
static inline void acpi_video_unregister(void) { return; }
{
return -ENODEV;
}
+static inline bool acpi_video_verify_backlight_support(void) { return false; }
#endif
#endif
. = ALIGN(PAGE_SIZE); \
*(.data..percpu..page_aligned) \
. = ALIGN(cacheline); \
- *(.data..percpu..readmostly) \
+ *(.data..percpu..read_mostly) \
. = ALIGN(cacheline); \
*(.data..percpu) \
*(.data..percpu..shared_aligned) \
/* For use by hda_i915 driver */
extern int i915_request_power_well(void);
extern int i915_release_power_well(void);
+extern int i915_get_cdclk_freq(void);
#endif /* _I915_POWERWELL_H_ */
#define CLK_SCLK_MPHY_IXTAL24 161
/* gate clocks */
-#define CLK_ACLK66_PERIC 256
#define CLK_UART0 257
#define CLK_UART1 258
#define CLK_UART2 259
#define CLK_MOUT_G3D 641
#define CLK_MOUT_VPLL 642
#define CLK_MOUT_MAUDIO0 643
+#define CLK_MOUT_USER_ACLK333 644
+#define CLK_MOUT_SW_ACLK333 645
/* divider clocks */
#define CLK_DOUT_PIXEL 768
const struct kernfs_ops *ops;
struct kernfs_open_node *open;
loff_t size;
+ struct kernfs_node *notify_next; /* for kernfs_notify() */
};
/*
struct kernfs_root *root, unsigned long magic,
bool *new_sb_created, const void *ns);
void kernfs_kill_sb(struct super_block *sb);
+struct super_block *kernfs_pin_sb(struct kernfs_root *root, const void *ns);
void kernfs_init(void);
u32 cons_index;
u16 irq;
- bool irq_affinity_change;
-
__be32 *set_ci_db;
__be32 *arm_db;
int arm_sn;
int *vector);
void mlx4_release_eq(struct mlx4_dev *dev, int vec);
+int mlx4_eq_get_irq(struct mlx4_dev *dev, int vec);
+
int mlx4_get_phys_port_id(struct mlx4_dev *dev);
int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port);
int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);
extern struct mii_bus *of_mdio_find_bus(struct device_node *mdio_np);
-extern void of_mdiobus_link_phydev(struct mii_bus *mdio,
- struct phy_device *phydev);
-
#else /* CONFIG_OF */
static inline int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
{
{
return NULL;
}
-
-static inline void of_mdiobus_link_phydev(struct mii_bus *mdio,
- struct phy_device *phydev)
-{
-}
#endif /* CONFIG_OF */
#if defined(CONFIG_OF) && defined(CONFIG_FIXED_PHY)
* Declaration/definition used for per-CPU variables that must be read mostly.
*/
#define DECLARE_PER_CPU_READ_MOSTLY(type, name) \
- DECLARE_PER_CPU_SECTION(type, name, "..readmostly")
+ DECLARE_PER_CPU_SECTION(type, name, "..read_mostly")
#define DEFINE_PER_CPU_READ_MOSTLY(type, name) \
- DEFINE_PER_CPU_SECTION(type, name, "..readmostly")
+ DEFINE_PER_CPU_SECTION(type, name, "..read_mostly")
/*
* Intermodule exports for per-CPU variables. sparse forgets about
* calling arch_ptrace_stop() when it would be superfluous. For example,
* if the thread has not been back to user mode since the last stop, the
* thread state might indicate that nothing needs to be done.
+ *
+ * This is guaranteed to be invoked once before a task stops for ptrace and
+ * may include arch-specific operations necessary prior to a ptrace stop.
*/
#define arch_ptrace_stop_needed(code, info) (0)
#endif
US_FLAG(NEEDS_CAP16, 0x00400000) \
/* cannot handle READ_CAPACITY_10 */ \
US_FLAG(IGNORE_UAS, 0x00800000) \
- /* Device advertises UAS but it is broken */
+ /* Device advertises UAS but it is broken */ \
+ US_FLAG(BROKEN_FUA, 0x01000000) \
+ /* Cannot handle FUA in WRITE or READ CDBs */ \
#define US_FLAG(name, value) US_FL_##name = value ,
enum { US_DO_ALL_FLAGS };
void (*proxy_redo)(struct sk_buff *skb);
char *id;
struct neigh_parms parms;
- /* HACK. gc_* should follow parms without a gap! */
int gc_interval;
int gc_thresh1;
int gc_thresh2;
struct netns_ieee802154_lowpan {
struct netns_sysctl_lowpan sysctl;
struct netns_frags frags;
- u16 max_dsize;
+ int max_dsize;
};
#endif
static inline void
sk_dst_set(struct sock *sk, struct dst_entry *dst)
{
- spin_lock(&sk->sk_dst_lock);
- __sk_dst_set(sk, dst);
- spin_unlock(&sk->sk_dst_lock);
+ struct dst_entry *old_dst;
+
+ sk_tx_queue_clear(sk);
+ old_dst = xchg((__force struct dst_entry **)&sk->sk_dst_cache, dst);
+ dst_release(old_dst);
}
static inline void
static inline void
sk_dst_reset(struct sock *sk)
{
- spin_lock(&sk->sk_dst_lock);
- __sk_dst_reset(sk);
- spin_unlock(&sk->sk_dst_lock);
+ sk_dst_set(sk, NULL);
}
struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie);
static inline unsigned scsi_transfer_length(struct scsi_cmnd *scmd)
{
- unsigned int xfer_len = blk_rq_bytes(scmd->request);
+ unsigned int xfer_len = scsi_out(scmd)->length;
unsigned int prot_op = scsi_get_prot_op(scmd);
unsigned int sector_size = scmd->device->sector_size;
unsigned is_visible:1; /* is the device visible in sysfs */
unsigned wce_default_on:1; /* Cache is ON by default */
unsigned no_dif:1; /* T10 PI (DIF) should be disabled */
+ unsigned broken_fua:1; /* Don't set FUA bit */
atomic_t disk_events_disable_depth; /* disable depth for disk events */
#define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2)
#define BTRFS_FSID_SIZE 16
#define BTRFS_UUID_SIZE 16
+#define BTRFS_UUID_UNPARSED_SIZE 37
#define BTRFS_QGROUP_INHERIT_SET_LIMITS (1ULL << 0)
__u8 bInterval;
} __attribute__((packed));
+/* Legacy format, deprecated as of 3.14. */
+struct usb_functionfs_descs_head {
+ __le32 magic;
+ __le32 length;
+ __le32 fs_count;
+ __le32 hs_count;
+} __attribute__((packed, deprecated));
/*
* Descriptors format:
int flags, const char *unused_dev_name,
void *data)
{
+ struct super_block *pinned_sb = NULL;
+ struct cgroup_subsys *ss;
struct cgroup_root *root;
struct cgroup_sb_opts opts;
struct dentry *dentry;
int ret;
+ int i;
bool new_sb;
/*
goto out_unlock;
}
+ /*
+ * Destruction of cgroup root is asynchronous, so subsystems may
+ * still be dying after the previous unmount. Let's drain the
+ * dying subsystems. We just need to ensure that the ones
+ * unmounted previously finish dying and don't care about new ones
+ * starting. Testing ref liveliness is good enough.
+ */
+ for_each_subsys(ss, i) {
+ if (!(opts.subsys_mask & (1 << i)) ||
+ ss->root == &cgrp_dfl_root)
+ continue;
+
+ if (!percpu_ref_tryget_live(&ss->root->cgrp.self.refcnt)) {
+ mutex_unlock(&cgroup_mutex);
+ msleep(10);
+ ret = restart_syscall();
+ goto out_free;
+ }
+ cgroup_put(&ss->root->cgrp);
+ }
+
for_each_root(root) {
bool name_match = false;
}
/*
- * A root's lifetime is governed by its root cgroup.
- * tryget_live failure indicate that the root is being
- * destroyed. Wait for destruction to complete so that the
- * subsystems are free. We can use wait_queue for the wait
- * but this path is super cold. Let's just sleep for a bit
- * and retry.
+ * We want to reuse @root whose lifetime is governed by its
+ * ->cgrp. Let's check whether @root is alive and keep it
+ * that way. As cgroup_kill_sb() can happen anytime, we
+ * want to block it by pinning the sb so that @root doesn't
+ * get killed before mount is complete.
+ *
+ * With the sb pinned, tryget_live can reliably indicate
+ * whether @root can be reused. If it's being killed,
+ * drain it. We can use wait_queue for the wait but this
+ * path is super cold. Let's just sleep a bit and retry.
*/
- if (!percpu_ref_tryget_live(&root->cgrp.self.refcnt)) {
+ pinned_sb = kernfs_pin_sb(root->kf_root, NULL);
+ if (IS_ERR(pinned_sb) ||
+ !percpu_ref_tryget_live(&root->cgrp.self.refcnt)) {
mutex_unlock(&cgroup_mutex);
+ if (!IS_ERR_OR_NULL(pinned_sb))
+ deactivate_super(pinned_sb);
msleep(10);
ret = restart_syscall();
goto out_free;
CGROUP_SUPER_MAGIC, &new_sb);
if (IS_ERR(dentry) || !new_sb)
cgroup_put(&root->cgrp);
+
+ /*
+ * If @pinned_sb, we're reusing an existing root and holding an
+ * extra ref on its sb. Mount is complete. Put the extra ref.
+ */
+ if (pinned_sb) {
+ WARN_ON(new_sb);
+ deactivate_super(pinned_sb);
+ }
+
return dentry;
}
rcu_read_lock();
css_for_each_child(child, css) {
- if (css->flags & CSS_ONLINE) {
+ if (child->flags & CSS_ONLINE) {
ret = true;
break;
}
int current_cpuset_is_being_rebound(void)
{
- return task_cs(current) == cpuset_being_rebound;
+ int ret;
+
+ rcu_read_lock();
+ ret = task_cs(current) == cpuset_being_rebound;
+ rcu_read_unlock();
+
+ return ret;
}
static int update_relax_domain_level(struct cpuset *cs, s64 val)
* resources, wait for the previously scheduled operations before
* proceeding, so that we don't end up keep removing tasks added
* after execution capability is restored.
+ *
+ * cpuset_hotplug_work calls back into cgroup core via
+ * cgroup_transfer_tasks() and waiting for it from a cgroupfs
+ * operation like this one can lead to a deadlock through kernfs
+ * active_ref protection. Let's break the protection. Losing the
+ * protection is okay as we check whether @cs is online after
+ * grabbing cpuset_mutex anyway. This only happens on the legacy
+ * hierarchies.
*/
+ css_get(&cs->css);
+ kernfs_break_active_protection(of->kn);
flush_work(&cpuset_hotplug_work);
mutex_lock(&cpuset_mutex);
free_trial_cpuset(trialcs);
out_unlock:
mutex_unlock(&cpuset_mutex);
+ kernfs_unbreak_active_protection(of->kn);
+ css_put(&cs->css);
return retval ?: nbytes;
}
next_parent = rcu_dereference(next_ctx->parent_ctx);
/* If neither context have a parent context; they cannot be clones. */
- if (!parent && !next_parent)
+ if (!parent || !next_parent)
goto unlock;
if (next_parent == ctx || next_ctx == parent || next_parent == parent) {
{
int err;
- if (!consumer_del(uprobe, uc)) /* WARN? */
+ if (WARN_ON(!consumer_del(uprobe, uc)))
return;
err = register_for_each_vma(uprobe, NULL);
int ret = -ENOENT;
uprobe = find_uprobe(inode, offset);
- if (!uprobe)
+ if (WARN_ON(!uprobe))
return ret;
down_write(&uprobe->register_rwsem);
struct uprobe *uprobe;
uprobe = find_uprobe(inode, offset);
- if (!uprobe)
+ if (WARN_ON(!uprobe))
return;
down_write(&uprobe->register_rwsem);
*/
void irq_free_hwirqs(unsigned int from, int cnt)
{
- int i;
+ int i, j;
- for (i = from; cnt > 0; i++, cnt--) {
+ for (i = from, j = cnt; j > 0; i++, j--) {
irq_set_status_flags(i, _IRQ_NOREQUEST | _IRQ_NOPROBE);
arch_teardown_hwirq(i);
}
/*
* Can we actually use the console at this time on this cpu?
*
- * Console drivers may assume that per-cpu resources have been allocated. So
- * unless they're explicitly marked as being able to cope (CON_ANYTIME) don't
- * call them until this CPU is officially up.
+ * Console drivers may assume that per-cpu resources have
+ * been allocated. So unless they're explicitly marked as
+ * being able to cope (CON_ANYTIME) don't call them until
+ * this CPU is officially up.
*/
static inline int can_use_console(unsigned int cpu)
{
* console_lock held, and 'console_locked' set) if it
* is successful, false otherwise.
*/
-static int console_trylock_for_printk(void)
+static int console_trylock_for_printk(unsigned int cpu)
{
- unsigned int cpu = smp_processor_id();
-
if (!console_trylock())
return 0;
/*
*/
if (!oops_in_progress && !lockdep_recursing(current)) {
recursion_bug = 1;
- local_irq_restore(flags);
- return 0;
+ goto out_restore_irqs;
}
zap_locks();
}
logbuf_cpu = UINT_MAX;
raw_spin_unlock(&logbuf_lock);
- lockdep_on();
- local_irq_restore(flags);
/* If called from the scheduler, we can not call up(). */
- if (in_sched)
- return printed_len;
-
- /*
- * Disable preemption to avoid being preempted while holding
- * console_sem which would prevent anyone from printing to console
- */
- preempt_disable();
- /*
- * Try to acquire and then immediately release the console semaphore.
- * The release will print out buffers and wake up /dev/kmsg and syslog()
- * users.
- */
- if (console_trylock_for_printk())
- console_unlock();
- preempt_enable();
+ if (!in_sched) {
+ /*
+ * Try to acquire and then immediately release the console
+ * semaphore. The release will print out buffers and wake up
+ * /dev/kmsg and syslog() users.
+ */
+ if (console_trylock_for_printk(this_cpu))
+ console_unlock();
+ }
+ lockdep_on();
+out_restore_irqs:
+ local_irq_restore(flags);
return printed_len;
}
EXPORT_SYMBOL(vprintk_emit);
arch_spin_unlock(&global_trace.max_lock);
- ftrace_start();
out:
raw_spin_unlock_irqrestore(&global_trace.start_lock, flags);
}
struct ring_buffer *buffer;
unsigned long flags;
- ftrace_stop();
raw_spin_lock_irqsave(&global_trace.start_lock, flags);
if (global_trace.stop_count++)
goto out;
int ret;
if (file) {
+ if (tu->tp.flags & TP_FLAG_PROFILE)
+ return -EINTR;
+
link = kmalloc(sizeof(*link), GFP_KERNEL);
if (!link)
return -ENOMEM;
list_add_tail_rcu(&link->list, &tu->tp.files);
tu->tp.flags |= TP_FLAG_TRACE;
- } else
- tu->tp.flags |= TP_FLAG_PROFILE;
+ } else {
+ if (tu->tp.flags & TP_FLAG_TRACE)
+ return -EINTR;
- ret = uprobe_buffer_enable();
- if (ret < 0)
- return ret;
+ tu->tp.flags |= TP_FLAG_PROFILE;
+ }
WARN_ON(!uprobe_filter_is_empty(&tu->filter));
if (enabled)
return 0;
+ ret = uprobe_buffer_enable();
+ if (ret)
+ goto err_flags;
+
tu->consumer.filter = filter;
ret = uprobe_register(tu->inode, tu->offset, &tu->consumer);
- if (ret) {
- if (file) {
- list_del(&link->list);
- kfree(link);
- tu->tp.flags &= ~TP_FLAG_TRACE;
- } else
- tu->tp.flags &= ~TP_FLAG_PROFILE;
- }
+ if (ret)
+ goto err_buffer;
+ return 0;
+
+ err_buffer:
+ uprobe_buffer_disable();
+
+ err_flags:
+ if (file) {
+ list_del(&link->list);
+ kfree(link);
+ tu->tp.flags &= ~TP_FLAG_TRACE;
+ } else {
+ tu->tp.flags &= ~TP_FLAG_PROFILE;
+ }
return ret;
}
current->utask->vaddr = (unsigned long) &udd;
-#ifdef CONFIG_PERF_EVENTS
- if ((tu->tp.flags & TP_FLAG_TRACE) == 0 &&
- !uprobe_perf_filter(&tu->consumer, 0, current->mm))
- return UPROBE_HANDLER_REMOVE;
-#endif
-
if (WARN_ON_ONCE(!uprobe_cpu_buffer))
return 0;
}
}
+ dev_set_uevent_suppress(&wq_dev->dev, false);
kobject_uevent(&wq_dev->dev.kobj, KOBJ_ADD);
return 0;
}
BUG_ON(!tbl);
for_each_node(node)
- BUG_ON(!alloc_cpumask_var_node(&tbl[node], GFP_KERNEL,
+ BUG_ON(!zalloc_cpumask_var_node(&tbl[node], GFP_KERNEL,
node_online(node) ? node : NUMA_NO_NODE));
for_each_possible_cpu(cpu) {
i %= num_online_cpus();
- if (!cpumask_of_node(numa_node)) {
+ if (numa_node == -1 || !cpumask_of_node(numa_node)) {
/* Use all online cpu's for non numa aware system */
cpumask_copy(mask, cpu_online_mask);
} else {
int s = 255;
while ((ip < iend) && (s == 255)) {
s = *ip++;
+ if (unlikely(length > (size_t)(length + s)))
+ goto _output_error;
length += s;
}
}
if (length == ML_MASK) {
while (ip < iend) {
int s = *ip++;
+ if (unlikely(length > (size_t)(length + s)))
+ goto _output_error;
length += s;
if (s == 255)
continue;
/* write overflow error detected */
_output_error:
- return (int) (-(((char *) ip) - source));
+ return -1;
}
int lz4_decompress(const unsigned char *src, size_t *src_len,
struct page *hpage = *hpagep;
struct page *ppage;
- if (PageReserved(p) || PageSlab(p))
+ if (PageReserved(p) || PageSlab(p) || !PageLRU(p))
return SWAP_SUCCESS;
/*
action_result(pfn, "free buddy, 2nd try", DELAYED);
return 0;
}
- action_result(pfn, "non LRU", IGNORED);
- put_page(p);
- return -EBUSY;
}
}
return 0;
}
+ if (!PageHuge(p) && !PageTransTail(p) && !PageLRU(p))
+ goto identify_page_state;
+
/*
* For error on the tail page, we should set PG_hwpoison
* on the head page to show that the hugepage is hwpoisoned
goto out;
}
+identify_page_state:
res = -EBUSY;
/*
* The first check uses the current page flags which may not have any
} else
*new = *old;
- rcu_read_lock();
if (current_cpuset_is_being_rebound()) {
nodemask_t mems = cpuset_mems_allowed(current);
if (new->flags & MPOL_F_REBINDING)
else
mpol_rebind_policy(new, &mems, MPOL_REBIND_ONCE);
}
- rcu_read_unlock();
atomic_set(&new->refcnt, 1);
return new;
}
goto out_unlock;
}
file = vma->vm_file;
- fstart = start + ((loff_t)vma->vm_pgoff << PAGE_SHIFT);
+ fstart = (start - vma->vm_start) +
+ ((loff_t)vma->vm_pgoff << PAGE_SHIFT);
fend = fstart + (min(end, vma->vm_end) - start) - 1;
start = vma->vm_end;
if ((flags & MS_SYNC) && file &&
set_page_count(p, 0);
} while (++p, --i);
- set_page_refcounted(page);
set_pageblock_migratetype(page, MIGRATE_CMA);
- __free_pages(page, pageblock_order);
+
+ if (pageblock_order >= MAX_ORDER) {
+ i = pageblock_nr_pages;
+ p = page;
+ do {
+ set_page_refcounted(p);
+ __free_pages(p, MAX_ORDER - 1);
+ p += MAX_ORDER_NR_PAGES;
+ } while (i -= MAX_ORDER_NR_PAGES);
+ } else {
+ set_page_refcounted(page);
+ __free_pages(page, pageblock_order);
+ }
+
adjust_managed_page_count(page, pageblock_nr_pages);
}
#endif
goto failed;
}
+ if (page && sgp == SGP_WRITE)
+ mark_page_accessed(page);
+
/* fallocated page? */
if (page && !PageUptodate(page)) {
if (sgp != SGP_READ)
shmem_recalc_inode(inode);
spin_unlock(&info->lock);
+ if (sgp == SGP_WRITE)
+ mark_page_accessed(page);
+
delete_from_swap_cache(page);
set_page_dirty(page);
swap_free(swap);
__SetPageSwapBacked(page);
__set_page_locked(page);
+ if (sgp == SGP_WRITE)
+ init_page_accessed(page);
+
error = mem_cgroup_charge_file(page, current->mm,
gfp & GFP_RECLAIM_MASK);
if (error)
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
{
- int ret;
struct inode *inode = mapping->host;
pgoff_t index = pos >> PAGE_CACHE_SHIFT;
- ret = shmem_getpage(inode, index, pagep, SGP_WRITE, NULL);
- if (ret == 0 && *pagep)
- init_page_accessed(*pagep);
- return ret;
+ return shmem_getpage(inode, index, pagep, SGP_WRITE, NULL);
}
static int
new.frozen = 0;
- if (!new.inuse && n->nr_partial > s->min_partial)
+ if (!new.inuse && n->nr_partial >= s->min_partial)
m = M_FREE;
else if (new.freelist) {
m = M_PARTIAL;
new.freelist, new.counters,
"unfreezing slab"));
- if (unlikely(!new.inuse && n->nr_partial > s->min_partial)) {
+ if (unlikely(!new.inuse && n->nr_partial >= s->min_partial)) {
page->next = discard_page;
discard_page = page;
} else {
return;
}
- if (unlikely(!new.inuse && n->nr_partial > s->min_partial))
+ if (unlikely(!new.inuse && n->nr_partial >= s->min_partial))
goto slab_empty;
/*
struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
int i;
- free_percpu(vlan->vlan_pcpu_stats);
- vlan->vlan_pcpu_stats = NULL;
for (i = 0; i < ARRAY_SIZE(vlan->egress_priority_map); i++) {
while ((pm = vlan->egress_priority_map[i]) != NULL) {
vlan->egress_priority_map[i] = pm->next;
.ndo_get_lock_subclass = vlan_dev_get_lock_subclass,
};
+static void vlan_dev_free(struct net_device *dev)
+{
+ struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
+
+ free_percpu(vlan->vlan_pcpu_stats);
+ vlan->vlan_pcpu_stats = NULL;
+ free_netdev(dev);
+}
+
void vlan_setup(struct net_device *dev)
{
ether_setup(dev);
dev->tx_queue_len = 0;
dev->netdev_ops = &vlan_netdev_ops;
- dev->destructor = free_netdev;
+ dev->destructor = vlan_dev_free;
dev->ethtool_ops = &vlan_ethtool_ops;
memset(dev->broadcast, 0, ETH_ALEN);
goto drop;
/* Queue packet (standard) */
- skb->sk = sock;
-
if (sock_queue_rcv_skb(sock, skb) < 0)
goto drop;
if (!skb)
goto out;
- skb->sk = sk;
skb_reserve(skb, ddp_dl->header_length);
skb_reserve(skb, dev->hard_header_len);
skb->dev = dev;
{
struct hci_conn *conn = container_of(work, struct hci_conn,
disc_work.work);
+ int refcnt = atomic_read(&conn->refcnt);
BT_DBG("hcon %p state %s", conn, state_to_string(conn->state));
- if (atomic_read(&conn->refcnt))
+ WARN_ON(refcnt < 0);
+
+ /* FIXME: It was observed that in pairing failed scenario, refcnt
+ * drops below 0. Probably this is because l2cap_conn_del calls
+ * l2cap_chan_del for each channel, and inside l2cap_chan_del conn is
+ * dropped. After that loop hci_chan_del is called which also drops
+ * conn. For now make sure that ACL is alive if refcnt is higher then 0,
+ * otherwise drop it.
+ */
+ if (refcnt > 0)
return;
switch (conn->state) {
{ CFM_PASSKEY, CFM_PASSKEY, REQ_PASSKEY, JUST_WORKS, OVERLAP },
};
+static u8 get_auth_method(struct smp_chan *smp, u8 local_io, u8 remote_io)
+{
+ /* If either side has unknown io_caps, use JUST WORKS */
+ if (local_io > SMP_IO_KEYBOARD_DISPLAY ||
+ remote_io > SMP_IO_KEYBOARD_DISPLAY)
+ return JUST_WORKS;
+
+ return gen_method[remote_io][local_io];
+}
+
static int tk_request(struct l2cap_conn *conn, u8 remote_oob, u8 auth,
u8 local_io, u8 remote_io)
{
BT_DBG("tk_request: auth:%d lcl:%d rem:%d", auth, local_io, remote_io);
/* If neither side wants MITM, use JUST WORKS */
- /* If either side has unknown io_caps, use JUST WORKS */
/* Otherwise, look up method from the table */
- if (!(auth & SMP_AUTH_MITM) ||
- local_io > SMP_IO_KEYBOARD_DISPLAY ||
- remote_io > SMP_IO_KEYBOARD_DISPLAY)
+ if (!(auth & SMP_AUTH_MITM))
method = JUST_WORKS;
else
- method = gen_method[remote_io][local_io];
+ method = get_auth_method(smp, local_io, remote_io);
/* If not bonding, don't ask user to confirm a Zero TK */
if (!(auth & SMP_AUTH_BONDING) && method == JUST_CFM)
{
struct smp_cmd_pairing rsp, *req = (void *) skb->data;
struct smp_chan *smp;
- u8 key_size, auth;
+ u8 key_size, auth, sec_level;
int ret;
BT_DBG("conn %p", conn);
/* We didn't start the pairing, so match remote */
auth = req->auth_req;
- conn->hcon->pending_sec_level = authreq_to_seclevel(auth);
+ sec_level = authreq_to_seclevel(auth);
+ if (sec_level > conn->hcon->pending_sec_level)
+ conn->hcon->pending_sec_level = sec_level;
+
+ /* If we need MITM check that it can be acheived */
+ if (conn->hcon->pending_sec_level >= BT_SECURITY_HIGH) {
+ u8 method;
+
+ method = get_auth_method(smp, conn->hcon->io_capability,
+ req->io_capability);
+ if (method == JUST_WORKS || method == JUST_CFM)
+ return SMP_AUTH_REQUIREMENTS;
+ }
build_pairing_cmd(conn, req, &rsp, auth);
if (check_enc_key_size(conn, key_size))
return SMP_ENC_KEY_SIZE;
+ /* If we need MITM check that it can be acheived */
+ if (conn->hcon->pending_sec_level >= BT_SECURITY_HIGH) {
+ u8 method;
+
+ method = get_auth_method(smp, req->io_capability,
+ rsp->io_capability);
+ if (method == JUST_WORKS || method == JUST_CFM)
+ return SMP_AUTH_REQUIREMENTS;
+ }
+
get_random_bytes(smp->prnd, sizeof(smp->prnd));
smp->prsp[0] = SMP_CMD_PAIRING_RSP;
struct smp_cmd_pairing cp;
struct hci_conn *hcon = conn->hcon;
struct smp_chan *smp;
+ u8 sec_level;
BT_DBG("conn %p", conn);
if (!(conn->hcon->link_mode & HCI_LM_MASTER))
return SMP_CMD_NOTSUPP;
- hcon->pending_sec_level = authreq_to_seclevel(rp->auth_req);
+ sec_level = authreq_to_seclevel(rp->auth_req);
+ if (sec_level > hcon->pending_sec_level)
+ hcon->pending_sec_level = sec_level;
if (smp_ltk_encrypt(conn, hcon->pending_sec_level))
return 0;
if (smp_sufficient_security(hcon, sec_level))
return 1;
+ if (sec_level > hcon->pending_sec_level)
+ hcon->pending_sec_level = sec_level;
+
if (hcon->link_mode & HCI_LM_MASTER)
- if (smp_ltk_encrypt(conn, sec_level))
- goto done;
+ if (smp_ltk_encrypt(conn, hcon->pending_sec_level))
+ return 0;
if (test_and_set_bit(HCI_CONN_LE_SMP_PEND, &hcon->flags))
return 0;
* requires it.
*/
if (hcon->io_capability != HCI_IO_NO_INPUT_OUTPUT ||
- sec_level > BT_SECURITY_MEDIUM)
+ hcon->pending_sec_level > BT_SECURITY_MEDIUM)
authreq |= SMP_AUTH_MITM;
if (hcon->link_mode & HCI_LM_MASTER) {
set_bit(SMP_FLAG_INITIATOR, &smp->flags);
-done:
- hcon->pending_sec_level = sec_level;
-
return 0;
}
static struct list_head offload_base __read_mostly;
static int netif_rx_internal(struct sk_buff *skb);
+static int call_netdevice_notifiers_info(unsigned long val,
+ struct net_device *dev,
+ struct netdev_notifier_info *info);
/*
* The @dev_base_head list is protected by @dev_base_lock and the rtnl
void netdev_state_change(struct net_device *dev)
{
if (dev->flags & IFF_UP) {
- call_netdevice_notifiers(NETDEV_CHANGE, dev);
+ struct netdev_notifier_change_info change_info;
+
+ change_info.flags_changed = 0;
+ call_netdevice_notifiers_info(NETDEV_CHANGE, dev,
+ &change_info.info);
rtmsg_ifinfo(RTM_NEWLINK, dev, 0, GFP_KERNEL);
}
}
#endif
napi->weight = weight_p;
local_irq_disable();
- while (work < quota) {
+ while (1) {
struct sk_buff *skb;
- unsigned int qlen;
while ((skb = __skb_dequeue(&sd->process_queue))) {
local_irq_enable();
}
rps_lock(sd);
- qlen = skb_queue_len(&sd->input_pkt_queue);
- if (qlen)
- skb_queue_splice_tail_init(&sd->input_pkt_queue,
- &sd->process_queue);
-
- if (qlen < quota - work) {
+ if (skb_queue_empty(&sd->input_pkt_queue)) {
/*
* Inline a custom version of __napi_complete().
* only current cpu owns and manipulates this napi,
- * and NAPI_STATE_SCHED is the only possible flag set on backlog.
- * we can use a plain write instead of clear_bit(),
+ * and NAPI_STATE_SCHED is the only possible flag set
+ * on backlog.
+ * We can use a plain write instead of clear_bit(),
* and we dont need an smp_mb() memory barrier.
*/
list_del(&napi->poll_list);
napi->state = 0;
+ rps_unlock(sd);
- quota = work + qlen;
+ break;
}
+
+ skb_queue_splice_tail_init(&sd->input_pkt_queue,
+ &sd->process_queue);
rps_unlock(sd);
}
local_irq_enable();
memset(&t->neigh_vars[NEIGH_VAR_GC_INTERVAL], 0,
sizeof(t->neigh_vars[NEIGH_VAR_GC_INTERVAL]));
} else {
+ struct neigh_table *tbl = p->tbl;
dev_name_source = "default";
- t->neigh_vars[NEIGH_VAR_GC_INTERVAL].data = (int *)(p + 1);
- t->neigh_vars[NEIGH_VAR_GC_THRESH1].data = (int *)(p + 1) + 1;
- t->neigh_vars[NEIGH_VAR_GC_THRESH2].data = (int *)(p + 1) + 2;
- t->neigh_vars[NEIGH_VAR_GC_THRESH3].data = (int *)(p + 1) + 3;
+ t->neigh_vars[NEIGH_VAR_GC_INTERVAL].data = &tbl->gc_interval;
+ t->neigh_vars[NEIGH_VAR_GC_THRESH1].data = &tbl->gc_thresh1;
+ t->neigh_vars[NEIGH_VAR_GC_THRESH2].data = &tbl->gc_thresh2;
+ t->neigh_vars[NEIGH_VAR_GC_THRESH3].data = &tbl->gc_thresh3;
}
if (handler) {
skb_push(skb, hdr_len);
+ skb_reset_transport_header(skb);
greh = (struct gre_base_hdr *)skb->data;
greh->flags = tnl_flags_to_gre_flags(tpi->flags);
greh->protocol = tpi->proto;
/* fall through */
case 0:
info = ntohs(icmph->un.frag.mtu);
- if (!info)
- goto out;
}
break;
case ICMP_SR_FAILED:
rtnl_lock();
in_dev = ip_mc_find_dev(net, imr);
+ if (!in_dev) {
+ ret = -ENODEV;
+ goto out;
+ }
ifindex = imr->imr_ifindex;
for (imlp = &inet->mc_list;
(iml = rtnl_dereference(*imlp)) != NULL;
*imlp = iml->next_rcu;
- if (in_dev)
- ip_mc_dec_group(in_dev, group);
+ ip_mc_dec_group(in_dev, group);
rtnl_unlock();
/* decrease mem now to avoid the memleak warning */
atomic_sub(sizeof(*iml), &sk->sk_omem_alloc);
kfree_rcu(iml, rcu);
return 0;
}
- if (!in_dev)
- ret = -ENODEV;
+out:
rtnl_unlock();
return ret;
}
hlist_for_each_entry_rcu(t, head, hash_node) {
if (remote != t->parms.iph.daddr ||
+ t->parms.iph.saddr != 0 ||
!(t->dev->flags & IFF_UP))
continue;
head = &itn->tunnels[hash];
hlist_for_each_entry_rcu(t, head, hash_node) {
- if ((local != t->parms.iph.saddr &&
- (local != t->parms.iph.daddr ||
- !ipv4_is_multicast(local))) ||
- !(t->dev->flags & IFF_UP))
+ if ((local != t->parms.iph.saddr || t->parms.iph.daddr != 0) &&
+ (local != t->parms.iph.daddr || !ipv4_is_multicast(local)))
+ continue;
+
+ if (!(t->dev->flags & IFF_UP))
continue;
if (!ip_tunnel_key_match(&t->parms, flags, key))
hlist_for_each_entry_rcu(t, head, hash_node) {
if (t->parms.i_key != key ||
+ t->parms.iph.saddr != 0 ||
+ t->parms.iph.daddr != 0 ||
!(t->dev->flags & IFF_UP))
continue;
const struct iphdr *iph = (const struct iphdr *) skb->data;
struct flowi4 fl4;
struct rtable *rt;
- struct dst_entry *dst;
+ struct dst_entry *odst = NULL;
bool new = false;
bh_lock_sock(sk);
if (!ip_sk_accept_pmtu(sk))
goto out;
- rt = (struct rtable *) __sk_dst_get(sk);
+ odst = sk_dst_get(sk);
- if (sock_owned_by_user(sk) || !rt) {
+ if (sock_owned_by_user(sk) || !odst) {
__ipv4_sk_update_pmtu(skb, sk, mtu);
goto out;
}
__build_flow_key(&fl4, sk, iph, 0, 0, 0, 0, 0);
- if (!__sk_dst_check(sk, 0)) {
+ rt = (struct rtable *)odst;
+ if (odst->obsolete && odst->ops->check(odst, 0) == NULL) {
rt = ip_route_output_flow(sock_net(sk), &fl4, sk);
if (IS_ERR(rt))
goto out;
__ip_rt_update_pmtu((struct rtable *) rt->dst.path, &fl4, mtu);
- dst = dst_check(&rt->dst, 0);
- if (!dst) {
+ if (!dst_check(&rt->dst, 0)) {
if (new)
dst_release(&rt->dst);
}
if (new)
- __sk_dst_set(sk, &rt->dst);
+ sk_dst_set(sk, &rt->dst);
out:
bh_unlock_sock(sk);
+ dst_release(odst);
}
EXPORT_SYMBOL_GPL(ipv4_sk_update_pmtu);
if (unlikely(tp->repair)) {
if (tp->repair_queue == TCP_RECV_QUEUE) {
copied = tcp_send_rcvq(sk, msg, size);
- goto out;
+ goto out_nopush;
}
err = -EINVAL;
out:
if (copied)
tcp_push(sk, flags, mss_now, tp->nonagle, size_goal);
+out_nopush:
release_sock(sk);
return copied + copied_syn;
}
/* D-SACK for already forgotten data... Do dumb counting. */
- if (dup_sack && tp->undo_marker && tp->undo_retrans &&
+ if (dup_sack && tp->undo_marker && tp->undo_retrans > 0 &&
!after(end_seq_0, prior_snd_una) &&
after(end_seq_0, tp->undo_marker))
tp->undo_retrans--;
/* Account D-SACK for retransmitted packet. */
if (dup_sack && (sacked & TCPCB_RETRANS)) {
- if (tp->undo_marker && tp->undo_retrans &&
+ if (tp->undo_marker && tp->undo_retrans > 0 &&
after(end_seq, tp->undo_marker))
tp->undo_retrans--;
if (sacked & TCPCB_SACKED_ACKED)
tp->lost_out = 0;
tp->undo_marker = 0;
- tp->undo_retrans = 0;
+ tp->undo_retrans = -1;
}
void tcp_clear_retrans(struct tcp_sock *tp)
tp->prior_ssthresh = 0;
tp->undo_marker = tp->snd_una;
- tp->undo_retrans = tp->retrans_out;
+ tp->undo_retrans = tp->retrans_out ? : -1;
if (inet_csk(sk)->icsk_ca_state < TCP_CA_CWR) {
if (!ece_ack)
if (!tp->retrans_stamp)
tp->retrans_stamp = TCP_SKB_CB(skb)->when;
- tp->undo_retrans += tcp_skb_pcount(skb);
-
/* snd_nxt is stored to detect loss of retransmitted segment,
* see tcp_input.c tcp_sacktag_write_queue().
*/
} else if (err != -EBUSY) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPRETRANSFAIL);
}
+
+ if (tp->undo_retrans < 0)
+ tp->undo_retrans = 0;
+ tp->undo_retrans += tcp_skb_pcount(skb);
return err;
}
goto csum_error;
- if (sk_rcvqueues_full(sk, skb, sk->sk_rcvbuf))
+ if (sk_rcvqueues_full(sk, skb, sk->sk_rcvbuf)) {
+ UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS,
+ is_udplite);
goto drop;
+ }
rc = 0;
len = ntohs(ipv6_hdr(skb)->payload_len) + sizeof(struct ipv6hdr);
len -= skb_network_header_len(skb);
- /* Drop queries with not link local source */
- if (!(ipv6_addr_type(&ipv6_hdr(skb)->saddr) & IPV6_ADDR_LINKLOCAL))
+ /* RFC3810 6.2
+ * Upon reception of an MLD message that contains a Query, the node
+ * checks if the source address of the message is a valid link-local
+ * address, if the Hop Limit is set to 1, and if the Router Alert
+ * option is present in the Hop-By-Hop Options header of the IPv6
+ * packet. If any of these checks fails, the packet is dropped.
+ */
+ if (!(ipv6_addr_type(&ipv6_hdr(skb)->saddr) & IPV6_ADDR_LINKLOCAL) ||
+ ipv6_hdr(skb)->hop_limit != 1 ||
+ !(IP6CB(skb)->flags & IP6SKB_ROUTERALERT) ||
+ IP6CB(skb)->ra != htons(IPV6_OPT_ROUTERALERT_MLD))
return -EINVAL;
idev = __in6_dev_get(skb->dev);
goto csum_error;
}
- if (sk_rcvqueues_full(sk, skb, sk->sk_rcvbuf))
+ if (sk_rcvqueues_full(sk, skb, sk->sk_rcvbuf)) {
+ UDP6_INC_STATS_BH(sock_net(sk),
+ UDP_MIB_RCVBUFERRORS, is_udplite);
goto drop;
+ }
skb_dst_drop(skb);
bh_unlock_sock(sk);
return rc;
+
csum_error:
UDP6_INC_STATS_BH(sock_net(sk), UDP_MIB_CSUMERRORS, is_udplite);
drop:
int err;
if (level != SOL_PPPOL2TP)
- return udp_prot.setsockopt(sk, level, optname, optval, optlen);
+ return -EINVAL;
if (optlen < sizeof(int))
return -EINVAL;
struct pppol2tp_session *ps;
if (level != SOL_PPPOL2TP)
- return udp_prot.getsockopt(sk, level, optname, optval, optlen);
+ return -EINVAL;
if (get_user(len, optlen))
return -EFAULT;
int err;
/* 24 + 6 = header + auth_algo + auth_transaction + status_code */
- skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 6 + extra_len);
+ skb = dev_alloc_skb(local->hw.extra_tx_headroom + IEEE80211_WEP_IV_LEN +
+ 24 + 6 + extra_len + IEEE80211_WEP_ICV_LEN);
if (!skb)
return;
- skb_reserve(skb, local->hw.extra_tx_headroom);
+ skb_reserve(skb, local->hw.extra_tx_headroom + IEEE80211_WEP_IV_LEN);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24 + 6);
memset(mgmt, 0, 24 + 6);
while (nlk->cb_running && netlink_dump_space(nlk)) {
err = netlink_dump(sk);
if (err < 0) {
- sk->sk_err = err;
+ sk->sk_err = -err;
sk->sk_error_report(sk);
break;
}
atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf / 2) {
ret = netlink_dump(sk);
if (ret) {
- sk->sk_err = ret;
+ sk->sk_err = -ret;
sk->sk_error_report(sk);
}
}
case OVS_ACTION_ATTR_SAMPLE:
err = sample(dp, skb, a);
+ if (unlikely(err)) /* skb already freed. */
+ return err;
break;
}
/*
- * Copyright (c) 2007-2013 Nicira, Inc.
+ * Copyright (c) 2007-2014 Nicira, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
OVS_CB(skb)->flow = flow;
OVS_CB(skb)->pkt_key = &key;
- ovs_flow_stats_update(OVS_CB(skb)->flow, skb);
+ ovs_flow_stats_update(OVS_CB(skb)->flow, key.tp.flags, skb);
ovs_execute_actions(dp, skb);
stats_counter = &stats->n_hit;
}
/* The unmasked key has to be the same for flow updates. */
if (unlikely(!ovs_flow_cmp_unmasked_key(flow, &match))) {
- error = -EEXIST;
- goto err_unlock_ovs;
+ flow = ovs_flow_tbl_lookup_exact(&dp->table, &match);
+ if (!flow) {
+ error = -ENOENT;
+ goto err_unlock_ovs;
+ }
}
/* Update actions. */
old_acts = ovsl_dereference(flow->sf_acts);
goto err_unlock_ovs;
}
/* Check that the flow exists. */
- flow = ovs_flow_tbl_lookup(&dp->table, &key);
+ flow = ovs_flow_tbl_lookup_exact(&dp->table, &match);
if (unlikely(!flow)) {
error = -ENOENT;
goto err_unlock_ovs;
}
- /* The unmasked key has to be the same for flow updates. */
- if (unlikely(!ovs_flow_cmp_unmasked_key(flow, &match))) {
- error = -EEXIST;
- goto err_unlock_ovs;
- }
+
/* Update actions, if present. */
if (likely(acts)) {
old_acts = ovsl_dereference(flow->sf_acts);
goto unlock;
}
- flow = ovs_flow_tbl_lookup(&dp->table, &key);
- if (!flow || !ovs_flow_cmp_unmasked_key(flow, &match)) {
+ flow = ovs_flow_tbl_lookup_exact(&dp->table, &match);
+ if (!flow) {
err = -ENOENT;
goto unlock;
}
goto unlock;
}
- flow = ovs_flow_tbl_lookup(&dp->table, &key);
- if (unlikely(!flow || !ovs_flow_cmp_unmasked_key(flow, &match))) {
+ flow = ovs_flow_tbl_lookup_exact(&dp->table, &match);
+ if (unlikely(!flow)) {
err = -ENOENT;
goto unlock;
}
#define TCP_FLAGS_BE16(tp) (*(__be16 *)&tcp_flag_word(tp) & htons(0x0FFF))
-void ovs_flow_stats_update(struct sw_flow *flow, struct sk_buff *skb)
+void ovs_flow_stats_update(struct sw_flow *flow, __be16 tcp_flags,
+ struct sk_buff *skb)
{
struct flow_stats *stats;
- __be16 tcp_flags = flow->key.tp.flags;
int node = numa_node_id();
stats = rcu_dereference(flow->stats[node]);
/*
- * Copyright (c) 2007-2013 Nicira, Inc.
+ * Copyright (c) 2007-2014 Nicira, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
unsigned char ar_tip[4]; /* target IP address */
} __packed;
-void ovs_flow_stats_update(struct sw_flow *, struct sk_buff *);
+void ovs_flow_stats_update(struct sw_flow *, __be16 tcp_flags,
+ struct sk_buff *);
void ovs_flow_stats_get(const struct sw_flow *, struct ovs_flow_stats *,
unsigned long *used, __be16 *tcp_flags);
void ovs_flow_stats_clear(struct sw_flow *);
return ovs_flow_tbl_lookup_stats(tbl, key, &n_mask_hit);
}
+struct sw_flow *ovs_flow_tbl_lookup_exact(struct flow_table *tbl,
+ struct sw_flow_match *match)
+{
+ struct table_instance *ti = rcu_dereference_ovsl(tbl->ti);
+ struct sw_flow_mask *mask;
+ struct sw_flow *flow;
+
+ /* Always called under ovs-mutex. */
+ list_for_each_entry(mask, &tbl->mask_list, list) {
+ flow = masked_flow_lookup(ti, match->key, mask);
+ if (flow && ovs_flow_cmp_unmasked_key(flow, match)) /* Found */
+ return flow;
+ }
+ return NULL;
+}
+
int ovs_flow_tbl_num_masks(const struct flow_table *table)
{
struct sw_flow_mask *mask;
u32 *n_mask_hit);
struct sw_flow *ovs_flow_tbl_lookup(struct flow_table *,
const struct sw_flow_key *);
-
+struct sw_flow *ovs_flow_tbl_lookup_exact(struct flow_table *tbl,
+ struct sw_flow_match *match);
bool ovs_flow_cmp_unmasked_key(const struct sw_flow *flow,
struct sw_flow_match *match);
return PACKET_RCVD;
}
+/* Called with rcu_read_lock and BH disabled. */
+static int gre_err(struct sk_buff *skb, u32 info,
+ const struct tnl_ptk_info *tpi)
+{
+ struct ovs_net *ovs_net;
+ struct vport *vport;
+
+ ovs_net = net_generic(dev_net(skb->dev), ovs_net_id);
+ vport = rcu_dereference(ovs_net->vport_net.gre_vport);
+
+ if (unlikely(!vport))
+ return PACKET_REJECT;
+ else
+ return PACKET_RCVD;
+}
+
static int gre_tnl_send(struct vport *vport, struct sk_buff *skb)
{
struct net *net = ovs_dp_get_net(vport->dp);
static struct gre_cisco_protocol gre_protocol = {
.handler = gre_rcv,
+ .err_handler = gre_err,
.priority = 1,
};
* specification [SCTP] and any extensions for a list of possible
* error formats.
*/
-struct sctp_ulpevent *sctp_ulpevent_make_remote_error(
- const struct sctp_association *asoc, struct sctp_chunk *chunk,
- __u16 flags, gfp_t gfp)
+struct sctp_ulpevent *
+sctp_ulpevent_make_remote_error(const struct sctp_association *asoc,
+ struct sctp_chunk *chunk, __u16 flags,
+ gfp_t gfp)
{
struct sctp_ulpevent *event;
struct sctp_remote_error *sre;
/* Copy the skb to a new skb with room for us to prepend
* notification with.
*/
- skb = skb_copy_expand(chunk->skb, sizeof(struct sctp_remote_error),
- 0, gfp);
+ skb = skb_copy_expand(chunk->skb, sizeof(*sre), 0, gfp);
/* Pull off the rest of the cause TLV from the chunk. */
skb_pull(chunk->skb, elen);
event = sctp_skb2event(skb);
sctp_ulpevent_init(event, MSG_NOTIFICATION, skb->truesize);
- sre = (struct sctp_remote_error *)
- skb_push(skb, sizeof(struct sctp_remote_error));
+ sre = (struct sctp_remote_error *) skb_push(skb, sizeof(*sre));
/* Trim the buffer to the right length. */
- skb_trim(skb, sizeof(struct sctp_remote_error) + elen);
+ skb_trim(skb, sizeof(*sre) + elen);
- /* Socket Extensions for SCTP
- * 5.3.1.3 SCTP_REMOTE_ERROR
- *
- * sre_type:
- * It should be SCTP_REMOTE_ERROR.
- */
+ /* RFC6458, Section 6.1.3. SCTP_REMOTE_ERROR */
+ memset(sre, 0, sizeof(*sre));
sre->sre_type = SCTP_REMOTE_ERROR;
-
- /*
- * Socket Extensions for SCTP
- * 5.3.1.3 SCTP_REMOTE_ERROR
- *
- * sre_flags: 16 bits (unsigned integer)
- * Currently unused.
- */
sre->sre_flags = 0;
-
- /* Socket Extensions for SCTP
- * 5.3.1.3 SCTP_REMOTE_ERROR
- *
- * sre_length: sizeof (__u32)
- *
- * This field is the total length of the notification data,
- * including the notification header.
- */
sre->sre_length = skb->len;
-
- /* Socket Extensions for SCTP
- * 5.3.1.3 SCTP_REMOTE_ERROR
- *
- * sre_error: 16 bits (unsigned integer)
- * This value represents one of the Operational Error causes defined in
- * the SCTP specification, in network byte order.
- */
sre->sre_error = cause;
-
- /* Socket Extensions for SCTP
- * 5.3.1.3 SCTP_REMOTE_ERROR
- *
- * sre_assoc_id: sizeof (sctp_assoc_t)
- *
- * The association id field, holds the identifier for the association.
- * All notifications for a given association have the same association
- * identifier. For TCP style socket, this field is ignored.
- */
sctp_ulpevent_set_owner(event, asoc);
sre->sre_assoc_id = sctp_assoc2id(asoc);
return event;
-
fail:
return NULL;
}
return notification->sn_header.sn_type;
}
-/* Copy out the sndrcvinfo into a msghdr. */
+/* RFC6458, Section 5.3.2. SCTP Header Information Structure
+ * (SCTP_SNDRCV, DEPRECATED)
+ */
void sctp_ulpevent_read_sndrcvinfo(const struct sctp_ulpevent *event,
struct msghdr *msghdr)
{
if (sctp_ulpevent_is_notification(event))
return;
- /* Sockets API Extensions for SCTP
- * Section 5.2.2 SCTP Header Information Structure (SCTP_SNDRCV)
- *
- * sinfo_stream: 16 bits (unsigned integer)
- *
- * For recvmsg() the SCTP stack places the message's stream number in
- * this value.
- */
+ memset(&sinfo, 0, sizeof(sinfo));
sinfo.sinfo_stream = event->stream;
- /* sinfo_ssn: 16 bits (unsigned integer)
- *
- * For recvmsg() this value contains the stream sequence number that
- * the remote endpoint placed in the DATA chunk. For fragmented
- * messages this is the same number for all deliveries of the message
- * (if more than one recvmsg() is needed to read the message).
- */
sinfo.sinfo_ssn = event->ssn;
- /* sinfo_ppid: 32 bits (unsigned integer)
- *
- * In recvmsg() this value is
- * the same information that was passed by the upper layer in the peer
- * application. Please note that byte order issues are NOT accounted
- * for and this information is passed opaquely by the SCTP stack from
- * one end to the other.
- */
sinfo.sinfo_ppid = event->ppid;
- /* sinfo_flags: 16 bits (unsigned integer)
- *
- * This field may contain any of the following flags and is composed of
- * a bitwise OR of these values.
- *
- * recvmsg() flags:
- *
- * SCTP_UNORDERED - This flag is present when the message was sent
- * non-ordered.
- */
sinfo.sinfo_flags = event->flags;
- /* sinfo_tsn: 32 bit (unsigned integer)
- *
- * For the receiving side, this field holds a TSN that was
- * assigned to one of the SCTP Data Chunks.
- */
sinfo.sinfo_tsn = event->tsn;
- /* sinfo_cumtsn: 32 bit (unsigned integer)
- *
- * This field will hold the current cumulative TSN as
- * known by the underlying SCTP layer. Note this field is
- * ignored when sending and only valid for a receive
- * operation when sinfo_flags are set to SCTP_UNORDERED.
- */
sinfo.sinfo_cumtsn = event->cumtsn;
- /* sinfo_assoc_id: sizeof (sctp_assoc_t)
- *
- * The association handle field, sinfo_assoc_id, holds the identifier
- * for the association announced in the COMMUNICATION_UP notification.
- * All notifications for a given association have the same identifier.
- * Ignored for one-to-one style sockets.
- */
sinfo.sinfo_assoc_id = sctp_assoc2id(event->asoc);
-
- /* context value that is set via SCTP_CONTEXT socket option. */
+ /* Context value that is set via SCTP_CONTEXT socket option. */
sinfo.sinfo_context = event->asoc->default_rcv_context;
-
/* These fields are not used while receiving. */
sinfo.sinfo_timetolive = 0;
put_cmsg(msghdr, IPPROTO_SCTP, SCTP_SNDRCV,
- sizeof(struct sctp_sndrcvinfo), (void *)&sinfo);
+ sizeof(sinfo), &sinfo);
}
/* Do accounting for bytes received and hold a reference to the association
buf = node->bclink.deferred_head;
node->bclink.deferred_head = buf->next;
+ buf->next = NULL;
node->bclink.deferred_size--;
goto receive;
}
}
/* tipc_buf_append(): Append a buffer to the fragment list of another buffer
- * Let first buffer become head buffer
- * Returns 1 and sets *buf to headbuf if chain is complete, otherwise 0
- * Leaves headbuf pointer at NULL if failure
+ * @*headbuf: in: NULL for first frag, otherwise value returned from prev call
+ * out: set when successful non-complete reassembly, otherwise NULL
+ * @*buf: in: the buffer to append. Always defined
+ * out: head buf after sucessful complete reassembly, otherwise NULL
+ * Returns 1 when reassembly complete, otherwise 0
*/
int tipc_buf_append(struct sk_buff **headbuf, struct sk_buff **buf)
{
goto out_free;
head = *headbuf = frag;
skb_frag_list_init(head);
+ *buf = NULL;
return 0;
}
if (!head)
out_free:
pr_warn_ratelimited("Unable to build fragment list\n");
kfree_skb(*buf);
+ kfree_skb(*headbuf);
+ *buf = *headbuf = NULL;
return 0;
}
if (end >= start)
return jiffies_to_msecs(end - start);
- return jiffies_to_msecs(end + (MAX_JIFFY_OFFSET - start) + 1);
+ return jiffies_to_msecs(end + (ULONG_MAX - start) + 1);
}
void
}
CMD(start_p2p_device, START_P2P_DEVICE);
CMD(set_mcast_rate, SET_MCAST_RATE);
+#ifdef CONFIG_NL80211_TESTMODE
+ CMD(testmode_cmd, TESTMODE);
+#endif
if (state->split) {
CMD(crit_proto_start, CRIT_PROTOCOL_START);
CMD(crit_proto_stop, CRIT_PROTOCOL_STOP);
if (rdev->wiphy.flags & WIPHY_FLAG_HAS_CHANNEL_SWITCH)
CMD(channel_switch, CHANNEL_SWITCH);
+ CMD(set_qos_map, SET_QOS_MAP);
}
- CMD(set_qos_map, SET_QOS_MAP);
-
-#ifdef CONFIG_NL80211_TESTMODE
- CMD(testmode_cmd, TESTMODE);
-#endif
-
+ /* add into the if now */
#undef CMD
if (rdev->ops->connect || rdev->ops->auth) {
if (!band_rule_found)
band_rule_found = freq_in_rule_band(fr, center_freq);
- bw_fits = reg_does_bw_fit(fr, center_freq, MHZ_TO_KHZ(5));
+ bw_fits = reg_does_bw_fit(fr, center_freq, MHZ_TO_KHZ(20));
if (band_rule_found && bw_fits)
return rr;
}
#endif
-/* Find an ieee80211_reg_rule such that a 5MHz channel with frequency
- * chan->center_freq fits there.
- * If there is no such reg_rule, disable the channel, otherwise set the
- * flags corresponding to the bandwidths allowed in the particular reg_rule
+/*
+ * Note that right now we assume the desired channel bandwidth
+ * is always 20 MHz for each individual channel (HT40 uses 20 MHz
+ * per channel, the primary and the extension channel).
*/
static void handle_channel(struct wiphy *wiphy,
enum nl80211_reg_initiator initiator,
if (reg_rule->flags & NL80211_RRF_AUTO_BW)
max_bandwidth_khz = reg_get_max_bandwidth(regd, reg_rule);
- if (max_bandwidth_khz < MHZ_TO_KHZ(10))
- bw_flags = IEEE80211_CHAN_NO_10MHZ;
- if (max_bandwidth_khz < MHZ_TO_KHZ(20))
- bw_flags |= IEEE80211_CHAN_NO_20MHZ;
if (max_bandwidth_khz < MHZ_TO_KHZ(40))
- bw_flags |= IEEE80211_CHAN_NO_HT40;
+ bw_flags = IEEE80211_CHAN_NO_HT40;
if (max_bandwidth_khz < MHZ_TO_KHZ(80))
bw_flags |= IEEE80211_CHAN_NO_80MHZ;
if (max_bandwidth_khz < MHZ_TO_KHZ(160))
if (reg_rule->flags & NL80211_RRF_AUTO_BW)
max_bandwidth_khz = reg_get_max_bandwidth(regd, reg_rule);
- if (max_bandwidth_khz < MHZ_TO_KHZ(10))
- bw_flags = IEEE80211_CHAN_NO_10MHZ;
- if (max_bandwidth_khz < MHZ_TO_KHZ(20))
- bw_flags |= IEEE80211_CHAN_NO_20MHZ;
if (max_bandwidth_khz < MHZ_TO_KHZ(40))
- bw_flags |= IEEE80211_CHAN_NO_HT40;
+ bw_flags = IEEE80211_CHAN_NO_HT40;
if (max_bandwidth_khz < MHZ_TO_KHZ(80))
bw_flags |= IEEE80211_CHAN_NO_80MHZ;
if (max_bandwidth_khz < MHZ_TO_KHZ(160))
sub dump_function($$) {
my $prototype = shift;
my $file = shift;
+ my $noret = 0;
$prototype =~ s/^static +//;
$prototype =~ s/^extern +//;
$prototype =~ s/__init_or_module +//;
$prototype =~ s/__must_check +//;
$prototype =~ s/__weak +//;
- $prototype =~ s/^#\s*define\s+//; #ak added
+ my $define = $prototype =~ s/^#\s*define\s+//; #ak added
$prototype =~ s/__attribute__\s*\(\([a-z,]*\)\)//;
# Yes, this truly is vile. We are looking for:
# - atomic_set (macro)
# - pci_match_device, __copy_to_user (long return type)
- if ($prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
+ if ($define && $prototype =~ m/^()([a-zA-Z0-9_~:]+)\s+/) {
+ # This is an object-like macro, it has no return type and no parameter
+ # list.
+ # Function-like macros are not allowed to have spaces between
+ # declaration_name and opening parenthesis (notice the \s+).
+ $return_type = $1;
+ $declaration_name = $2;
+ $noret = 1;
+ } elsif ($prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
# of warnings goes sufficiently down, the check is only performed in
# verbose mode.
# TODO: always perform the check.
- if ($verbose) {
+ if ($verbose && !$noret) {
check_return_section($file, $declaration_name, $return_type);
}
dsp_unlock(azx_dev);
return azx_dev;
}
- if (!res)
+ if (!res ||
+ (chip->driver_caps & AZX_DCAPS_REVERSE_ASSIGN))
res = azx_dev;
}
dsp_unlock(azx_dev);
#include <linux/module.h>
#include <sound/core.h>
#include <drm/i915_powerwell.h>
+#include "hda_priv.h"
#include "hda_i915.h"
+/* Intel HSW/BDW display HDA controller Extended Mode registers.
+ * EM4 (M value) and EM5 (N Value) are used to convert CDClk (Core Display
+ * Clock) to 24MHz BCLK: BCLK = CDCLK * M / N
+ * The values will be lost when the display power well is disabled.
+ */
+#define ICH6_REG_EM4 0x100c
+#define ICH6_REG_EM5 0x1010
+
static int (*get_power)(void);
static int (*put_power)(void);
+static int (*get_cdclk)(void);
int hda_display_power(bool enable)
{
return put_power();
}
+void haswell_set_bclk(struct azx *chip)
+{
+ int cdclk_freq;
+ unsigned int bclk_m, bclk_n;
+
+ if (!get_cdclk)
+ return;
+
+ cdclk_freq = get_cdclk();
+ switch (cdclk_freq) {
+ case 337500:
+ bclk_m = 16;
+ bclk_n = 225;
+ break;
+
+ case 450000:
+ default: /* default CDCLK 450MHz */
+ bclk_m = 4;
+ bclk_n = 75;
+ break;
+
+ case 540000:
+ bclk_m = 4;
+ bclk_n = 90;
+ break;
+
+ case 675000:
+ bclk_m = 8;
+ bclk_n = 225;
+ break;
+ }
+
+ azx_writew(chip, EM4, bclk_m);
+ azx_writew(chip, EM5, bclk_n);
+}
+
+
int hda_i915_init(void)
{
int err = 0;
return -ENODEV;
}
+ get_cdclk = symbol_request(i915_get_cdclk_freq);
+ if (!get_cdclk) /* may have abnormal BCLK and audio playback rate */
+ pr_warn("hda-i915: get_cdclk symbol get fail\n");
+
pr_debug("HDA driver get symbol successfully from i915 module\n");
return err;
symbol_put(i915_release_power_well);
put_power = NULL;
}
+ if (get_cdclk) {
+ symbol_put(i915_get_cdclk_freq);
+ get_cdclk = NULL;
+ }
return 0;
}
#ifdef CONFIG_SND_HDA_I915
int hda_display_power(bool enable);
+void haswell_set_bclk(struct azx *chip);
int hda_i915_init(void);
int hda_i915_exit(void);
#else
static inline int hda_display_power(bool enable) { return 0; }
+static inline void haswell_set_bclk(struct azx *chip) { return; }
static inline int hda_i915_init(void)
{
return -ENODEV;
#include <linux/vga_switcheroo.h>
#include <linux/firmware.h>
#include "hda_codec.h"
-#include "hda_i915.h"
#include "hda_controller.h"
#include "hda_priv.h"
+#include "hda_i915.h"
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
/* quirks for Intel PCH */
#define AZX_DCAPS_INTEL_PCH_NOPM \
(AZX_DCAPS_SCH_SNOOP | AZX_DCAPS_BUFSIZE | \
- AZX_DCAPS_COUNT_LPIB_DELAY)
+ AZX_DCAPS_COUNT_LPIB_DELAY | AZX_DCAPS_REVERSE_ASSIGN)
#define AZX_DCAPS_INTEL_PCH \
(AZX_DCAPS_INTEL_PCH_NOPM | AZX_DCAPS_PM_RUNTIME)
[AZX_DRIVER_GENERIC] = "HD-Audio Generic",
};
-
-/* Intel HSW/BDW display HDA controller Extended Mode registers.
- * EM4 (M value) and EM5 (N Value) are used to convert CDClk (Core Display
- * Clock) to 24MHz BCLK: BCLK = CDCLK * M / N
- * The values will be lost when the display power well is disabled.
- */
-#define ICH6_REG_EM4 0x100c
-#define ICH6_REG_EM5 0x1010
-
struct hda_intel {
struct azx chip;
-
- /* HSW/BDW display HDA controller to restore BCLK from CDCLK */
- unsigned int bclk_m;
- unsigned int bclk_n;
};
#define azx_del_card_list(chip) /* NOP */
#endif /* CONFIG_PM */
-static void haswell_save_bclk(struct azx *chip)
-{
- struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
-
- hda->bclk_m = azx_readw(chip, EM4);
- hda->bclk_n = azx_readw(chip, EM5);
-}
-
-static void haswell_restore_bclk(struct azx *chip)
-{
- struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
-
- azx_writew(chip, EM4, hda->bclk_m);
- azx_writew(chip, EM5, hda->bclk_n);
-}
-
#if defined(CONFIG_PM_SLEEP) || defined(SUPPORT_VGA_SWITCHEROO)
/*
* power management
struct azx *chip = card->private_data;
struct azx_pcm *p;
- if (chip->disabled)
+ if (chip->disabled || chip->init_failed)
return 0;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
chip->irq = -1;
}
- /* Save BCLK M/N values before they become invalid in D3.
- * Will test if display power well can be released now.
- */
- if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
- haswell_save_bclk(chip);
-
if (chip->msi)
pci_disable_msi(chip->pci);
pci_disable_device(pci);
struct snd_card *card = dev_get_drvdata(dev);
struct azx *chip = card->private_data;
- if (chip->disabled)
+ if (chip->disabled || chip->init_failed)
return 0;
if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
hda_display_power(true);
- haswell_restore_bclk(chip);
+ haswell_set_bclk(chip);
}
pci_set_power_state(pci, PCI_D0);
pci_restore_state(pci);
struct snd_card *card = dev_get_drvdata(dev);
struct azx *chip = card->private_data;
- if (chip->disabled)
+ if (chip->disabled || chip->init_failed)
return 0;
if (!(chip->driver_caps & AZX_DCAPS_PM_RUNTIME))
azx_stop_chip(chip);
azx_enter_link_reset(chip);
azx_clear_irq_pending(chip);
- if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
- haswell_save_bclk(chip);
+ if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
hda_display_power(false);
- }
+
return 0;
}
struct hda_codec *codec;
int status;
- if (chip->disabled)
+ if (chip->disabled || chip->init_failed)
return 0;
if (!(chip->driver_caps & AZX_DCAPS_PM_RUNTIME))
if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL) {
hda_display_power(true);
- haswell_restore_bclk(chip);
+ haswell_set_bclk(chip);
}
/* Read STATESTS before controller reset */
struct snd_card *card = dev_get_drvdata(dev);
struct azx *chip = card->private_data;
- if (chip->disabled)
+ if (chip->disabled || chip->init_failed)
return 0;
if (!power_save_controller ||
/* initialize chip */
azx_init_pci(chip);
+
+ if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL)
+ haswell_set_bclk(chip);
+
azx_init_chip(chip, (probe_only[dev] & 2) == 0);
/* codec detection */
#define AZX_DCAPS_BUFSIZE (1 << 21) /* no buffer size alignment */
#define AZX_DCAPS_ALIGN_BUFSIZE (1 << 22) /* buffer size alignment */
#define AZX_DCAPS_4K_BDLE_BOUNDARY (1 << 23) /* BDLE in 4k boundary */
+#define AZX_DCAPS_REVERSE_ASSIGN (1 << 24) /* Assign devices in reverse order */
#define AZX_DCAPS_COUNT_LPIB_DELAY (1 << 25) /* Take LPIB as delay */
#define AZX_DCAPS_PM_RUNTIME (1 << 26) /* runtime PM support */
#define AZX_DCAPS_I915_POWERWELL (1 << 27) /* HSW i915 powerwell support */
return rc;
}
+#ifdef CONFIG_PM_SLEEP
static void hda_tegra_disable_clocks(struct hda_tegra *data)
{
clk_disable_unprepare(data->hda2hdmi_clk);
clk_disable_unprepare(data->hda_clk);
}
-#ifdef CONFIG_PM_SLEEP
/*
* power management
*/
{ .id = 0x10de0051, .name = "GPU 51 HDMI/DP", .patch = patch_nvhdmi },
{ .id = 0x10de0060, .name = "GPU 60 HDMI/DP", .patch = patch_nvhdmi },
{ .id = 0x10de0067, .name = "MCP67 HDMI", .patch = patch_nvhdmi_2ch },
+{ .id = 0x10de0070, .name = "GPU 70 HDMI/DP", .patch = patch_nvhdmi },
{ .id = 0x10de0071, .name = "GPU 71 HDMI/DP", .patch = patch_nvhdmi },
{ .id = 0x10de8001, .name = "MCP73 HDMI", .patch = patch_nvhdmi_2ch },
{ .id = 0x11069f80, .name = "VX900 HDMI/DP", .patch = patch_via_hdmi },
MODULE_ALIAS("snd-hda-codec-id:10de0051");
MODULE_ALIAS("snd-hda-codec-id:10de0060");
MODULE_ALIAS("snd-hda-codec-id:10de0067");
+MODULE_ALIAS("snd-hda-codec-id:10de0070");
MODULE_ALIAS("snd-hda-codec-id:10de0071");
MODULE_ALIAS("snd-hda-codec-id:10de8001");
MODULE_ALIAS("snd-hda-codec-id:11069f80");
SND_PCI_QUIRK(0x17aa, 0x2208, "Thinkpad T431s", ALC269_FIXUP_LENOVO_DOCK),
SND_PCI_QUIRK(0x17aa, 0x220c, "Thinkpad T440s", ALC292_FIXUP_TPT440_DOCK),
SND_PCI_QUIRK(0x17aa, 0x220e, "Thinkpad T440p", ALC292_FIXUP_TPT440_DOCK),
+ SND_PCI_QUIRK(0x17aa, 0x2210, "Thinkpad T540p", ALC292_FIXUP_TPT440_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2212, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x17aa, 0x2214, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x17aa, 0x2215, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
{0x1b, 0x411111f0},
{0x1d, 0x40700001},
{0x1e, 0x411111f0}),
+ SND_HDA_PIN_QUIRK(0x10ec0293, 0x1028, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE,
+ {0x12, 0x40000000},
+ {0x13, 0x90a60140},
+ {0x14, 0x90170110},
+ {0x15, 0x0221401f},
+ {0x16, 0x411111f0},
+ {0x18, 0x411111f0},
+ {0x19, 0x411111f0},
+ {0x1a, 0x411111f0},
+ {0x1b, 0x411111f0},
+ {0x1d, 0x40700001},
+ {0x1e, 0x411111f0}),
{}
};
{
return devm_snd_dmaengine_pcm_register(&pdev->dev,
&imx_dmaengine_pcm_config,
- SND_DMAENGINE_PCM_FLAG_NO_RESIDUE |
SND_DMAENGINE_PCM_FLAG_COMPAT);
}
EXPORT_SYMBOL_GPL(imx_pcm_dma_init);
#include "../util.h"
#include "../ui.h"
#include "map.h"
+#include "annotate.h"
struct hist_browser {
struct ui_browser b;
bi->to.sym->name) > 0)
annotate_t = nr_options++;
} else {
-
if (browser->selection != NULL &&
browser->selection->sym != NULL &&
- !browser->selection->map->dso->annotate_warned &&
- asprintf(&options[nr_options], "Annotate %s",
- browser->selection->sym->name) > 0)
- annotate = nr_options++;
+ !browser->selection->map->dso->annotate_warned) {
+ struct annotation *notes;
+
+ notes = symbol__annotation(browser->selection->sym);
+
+ if (notes->src &&
+ asprintf(&options[nr_options], "Annotate %s",
+ browser->selection->sym->name) > 0)
+ annotate = nr_options++;
+ }
}
if (thread != NULL &&
if (choice == annotate || choice == annotate_t || choice == annotate_f) {
struct hist_entry *he;
+ struct annotation *notes;
int err;
do_annotate:
if (!objdump_path && perf_session_env__lookup_objdump(env))
he->ms.map = he->branch_info->to.map;
}
+ notes = symbol__annotation(he->ms.sym);
+ if (!notes->src)
+ continue;
+
/*
* Don't let this be freed, say, by hists__decay_entry.
*/
u64 start;
};
-static int symbol__in_kernel(void *arg, const char *name,
- char type __maybe_unused, u64 start)
-{
- struct process_args *args = arg;
-
- if (strchr(name, '['))
- return 0;
-
- args->start = start;
- return 1;
-}
-
static void machine__get_kallsyms_filename(struct machine *machine, char *buf,
size_t bufsz)
{
scnprintf(buf, bufsz, "%s/proc/kallsyms", machine->root_dir);
}
-/* Figure out the start address of kernel map from /proc/kallsyms */
-static u64 machine__get_kernel_start_addr(struct machine *machine)
+const char *ref_reloc_sym_names[] = {"_text", "_stext", NULL};
+
+/* Figure out the start address of kernel map from /proc/kallsyms.
+ * Returns the name of the start symbol in *symbol_name. Pass in NULL as
+ * symbol_name if it's not that important.
+ */
+static u64 machine__get_kernel_start_addr(struct machine *machine,
+ const char **symbol_name)
{
char filename[PATH_MAX];
- struct process_args args;
+ int i;
+ const char *name;
+ u64 addr = 0;
machine__get_kallsyms_filename(machine, filename, PATH_MAX);
if (symbol__restricted_filename(filename, "/proc/kallsyms"))
return 0;
- if (kallsyms__parse(filename, &args, symbol__in_kernel) <= 0)
- return 0;
+ for (i = 0; (name = ref_reloc_sym_names[i]) != NULL; i++) {
+ addr = kallsyms__get_function_start(filename, name);
+ if (addr)
+ break;
+ }
+
+ if (symbol_name)
+ *symbol_name = name;
- return args.start;
+ return addr;
}
int __machine__create_kernel_maps(struct machine *machine, struct dso *kernel)
{
enum map_type type;
- u64 start = machine__get_kernel_start_addr(machine);
+ u64 start = machine__get_kernel_start_addr(machine, NULL);
for (type = 0; type < MAP__NR_TYPES; ++type) {
struct kmap *kmap;
return 0;
}
-const char *ref_reloc_sym_names[] = {"_text", "_stext", NULL};
-
int machine__create_kernel_maps(struct machine *machine)
{
struct dso *kernel = machine__get_kernel(machine);
- char filename[PATH_MAX];
const char *name;
- u64 addr = 0;
- int i;
-
- machine__get_kallsyms_filename(machine, filename, PATH_MAX);
-
- for (i = 0; (name = ref_reloc_sym_names[i]) != NULL; i++) {
- addr = kallsyms__get_function_start(filename, name);
- if (addr)
- break;
- }
+ u64 addr = machine__get_kernel_start_addr(machine, &name);
if (!addr)
return -1;
all:
run_tests:
- @/bin/sh ./on-off-test.sh || echo "cpu-hotplug selftests: [FAIL]"
+ @/bin/bash ./on-off-test.sh || echo "cpu-hotplug selftests: [FAIL]"
clean:
int msg, pid, err;
struct msgque_data msgque;
+ if (getuid() != 0) {
+ printf("Please run the test as root - Exiting.\n");
+ exit(1);
+ }
+
msgque.key = ftok(argv[0], 822155650);
if (msgque.key == -1) {
printf("Can't make key\n");
all:
run_tests:
- @/bin/sh ./on-off-test.sh || echo "memory-hotplug selftests: [FAIL]"
+ @/bin/bash ./on-off-test.sh || echo "memory-hotplug selftests: [FAIL]"
clean:
OBJS +=
tmon: $(OBJS) Makefile tmon.h
- $(CC) ${CFLAGS} $(LDFLAGS) $(OBJS) -o $(TARGET) -lm -lpanel -lncursesw -lpthread
+ $(CC) ${CFLAGS} $(LDFLAGS) $(OBJS) -o $(TARGET) -lm -lpanel -lncursesw -ltinfo -lpthread
valgrind: tmon
sudo valgrind -v --track-origins=yes --tool=memcheck --leak-check=yes --show-reachable=yes --num-callers=20 --track-fds=yes ./$(TARGET) 1> /dev/null
static void prepare_logging(void)
{
int i;
+ struct stat logstat;
if (!logging)
return;
return;
}
+ if (lstat(TMON_LOG_FILE, &logstat) < 0) {
+ syslog(LOG_ERR, "Unable to stat log file %s\n", TMON_LOG_FILE);
+ fclose(tmon_log);
+ tmon_log = NULL;
+ return;
+ }
+
+ /* The log file must be a regular file owned by us */
+ if (S_ISLNK(logstat.st_mode)) {
+ syslog(LOG_ERR, "Log file is a symlink. Will not log\n");
+ fclose(tmon_log);
+ tmon_log = NULL;
+ return;
+ }
+
+ if (logstat.st_uid != getuid()) {
+ syslog(LOG_ERR, "We don't own the log file. Not logging\n");
+ fclose(tmon_log);
+ tmon_log = NULL;
+ return;
+ }
+
+
fprintf(tmon_log, "#----------- THERMAL SYSTEM CONFIG -------------\n");
for (i = 0; i < ptdata.nr_tz_sensor; i++) {
char binding_str[33]; /* size of long + 1 */
disable_tui();
/* change the file mode mask */
- umask(0);
+ umask(S_IWGRP | S_IWOTH);
/* new SID for the daemon process */
sid = setsid();
.header = {
.magic = cpu_to_le32(FUNCTIONFS_DESCRIPTORS_MAGIC),
.length = cpu_to_le32(sizeof descriptors),
- .fs_count = 3,
- .hs_count = 3,
+ .fs_count = cpu_to_le32(3),
+ .hs_count = cpu_to_le32(3),
},
.fs_descs = {
.intf = {
projects / firefly-linux-kernel-4.4.55.git / commitdiff