firefly-linux-kernel-4.4.55.git
10 years agobcma: use NS prefix for names of Northstar specific cores
Rafał Miłecki [Wed, 30 Jul 2014 21:21:06 +0000 (23:21 +0200)]
bcma: use NS prefix for names of Northstar specific cores

It's cleaner and we don't have quite identical names like
BCMA_CORE_PCIEG2 and BCMA_CORE_PCIE2.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: N-PHY: fix "Data bus error" while working in 5 GHz
Rafał Miłecki [Wed, 30 Jul 2014 21:02:30 +0000 (23:02 +0200)]
b43: N-PHY: fix "Data bus error" while working in 5 GHz

When switching from one 5 GHz channel to another 5 GHz channel we need
to make sure BPHY is still in a reset. However to access BPHY register
we have to switch to 2 GHz mode for a moment. Otherwise this may result
in "Data bus error" (noticed by Hauke with BCM43224 connected to the
SoC).

Reported-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoMAINTAINERS: update for mwifiex driver maintainers
Bing Zhao [Wed, 30 Jul 2014 20:57:16 +0000 (13:57 -0700)]
MAINTAINERS: update for mwifiex driver maintainers

Amitkumar and Avinash are taking care of mwifiex driver as the
maintainers now due to organizational change.

Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: update PHY descriptions in Kconfig
Rafał Miłecki [Wed, 30 Jul 2014 13:38:00 +0000 (15:38 +0200)]
b43: update PHY descriptions in Kconfig

Add lists of chipsets, so people can enable support for their device
easier (at least after checking lspci).

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: Add TDLS support to msgbuf.
Hante Meuleman [Wed, 30 Jul 2014 11:20:07 +0000 (13:20 +0200)]
brcmfmac: Add TDLS support to msgbuf.

TDLS connections require dedicated flowrings. This patches adds
TDLS event handling and flowring creation/deletion based on these
events.

Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: Fix msgbuf flow control.
Hante Meuleman [Wed, 30 Jul 2014 11:20:06 +0000 (13:20 +0200)]
brcmfmac: Fix msgbuf flow control.

Msgbuf flow control was using a function to flow off and on which
was not supported without proptx enabled. Also flow control needs
to be handled per ifidx.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: Update pcie reset device routine.
Hante Meuleman [Wed, 30 Jul 2014 11:20:05 +0000 (13:20 +0200)]
brcmfmac: Update pcie reset device routine.

When a pcie device gets reset then the low power modes l1 and l2
should be temporarily disabled.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: Adding PCIe bus layer support.
Hante Meuleman [Wed, 30 Jul 2014 11:20:04 +0000 (13:20 +0200)]
brcmfmac: Adding PCIe bus layer support.

This patch will add PCIe support. With this patch the PCIe chipsets
43602, 4354, 4356, 43567, and 43570 will be supported.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: Adding msgbuf protocol.
Hante Meuleman [Wed, 30 Jul 2014 11:20:03 +0000 (13:20 +0200)]
brcmfmac: Adding msgbuf protocol.

This patch will add the msgbuf protocol. This protocol is used by
the soon to be added new bus interface PCIe. Msgbuf is a protocol
where most data is and remains located on the host (driver) side
and transferred by DMA from and to device. Msgbuf is the protocol
which takes care of the signalling of the buffers between host and
device which identifies this DMA-able data.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: Add protocol addressing mode and peer deletion API.
Hante Meuleman [Wed, 30 Jul 2014 11:20:02 +0000 (13:20 +0200)]
brcmfmac: Add protocol addressing mode and peer deletion API.

The soon to be added protocol msgbuf requires information about
interface addressing mode and peer deletion. This patch adds the
necessary APIs to proto, implements dummy functions in BCDC and
adds calls to proto wherever necessary by wl_cfg80211.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: Export brcmf_netif_rx for new protocol msgbuf.
Hante Meuleman [Wed, 30 Jul 2014 11:20:01 +0000 (13:20 +0200)]
brcmfmac: Export brcmf_netif_rx for new protocol msgbuf.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: Do not use strcpy and strcat
Daniel Kim [Wed, 30 Jul 2014 11:20:00 +0000 (13:20 +0200)]
brcmfmac: Do not use strcpy and strcat

Commit "c1b2053 brcmfmac: Make firmware path a module parameter"
introduced use of strcpy and strcat. The strcpy and strcat require
using null terminated strings and can cause out-of-bounds memory
access and subsequent corruption. This patch replaces these by
strncpy and strncat respectively to assure array boundaries are
not crossed.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Signed-off-by: Daniel Kim <dekim@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoiwlegacy: use correct structure type name in sizeof
Julia Lawall [Tue, 29 Jul 2014 15:16:50 +0000 (17:16 +0200)]
iwlegacy: use correct structure type name in sizeof

Correct typo in the name of the type given to sizeof.  Because it is the
size of a pointer that is wanted, the typo has no impact on compilation or
execution.

This problem was found using Coccinelle (http://coccinelle.lip6.fr/).  The
semantic patch used can be found in message 0 of this patch series.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoBluetooth: Fix crash in the Marvell driver initialization codepath
Anatol Pomozov [Wed, 30 Jul 2014 22:57:03 +0000 (15:57 -0700)]
Bluetooth: Fix crash in the Marvell driver initialization codepath

btmrvl_add_card() function calls kthread_run that might return error
(e.g. if current thread is killed). If one tries to use the error
value as a pointer then invalid memory access oops happens.

Check kthread_run() return value, if it is an error then release resources
correctly.

TEST=boot computer with BT modules enabled. I see the error message that
BT device initialization failed. Now kernel does not crash. Hint: to enable
BT run 'rmmod btmrvl_sdio; modprobe btmrvl_sdio'

Signed-off-by: Anatol Pomozov <anatol.pomozov@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoBluetooth: Always use non-bonding requirement when not bondable
Johan Hedberg [Wed, 30 Jul 2014 06:22:24 +0000 (09:22 +0300)]
Bluetooth: Always use non-bonding requirement when not bondable

When we're not bondable we should never send any other SSP
authentication requirement besides one of the non-bonding ones.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoBluetooth: Rename pairable mgmt setting to bondable
Johan Hedberg [Wed, 30 Jul 2014 06:22:23 +0000 (09:22 +0300)]
Bluetooth: Rename pairable mgmt setting to bondable

This setting maps to the HCI_BONDABLE flag which tracks whether we're
bondable or not. Therefore, rename the mgmt setting and respective
command accordingly.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoBluetooth: Rename HCI_PAIRABLE to HCI_BONDABLE
Johan Hedberg [Wed, 30 Jul 2014 06:22:22 +0000 (09:22 +0300)]
Bluetooth: Rename HCI_PAIRABLE to HCI_BONDABLE

The HCI_PAIRABLE flag isn't actually controlling whether we're pairable
but whether we're bondable. Therefore, rename it accordingly.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoBluetooth: Fix sparse warning from HID new leds handling
Marcel Holtmann [Wed, 30 Jul 2014 06:08:45 +0000 (08:08 +0200)]
Bluetooth: Fix sparse warning from HID new leds handling

The new leds bit handling produces this spares warning.

  CHECK   net/bluetooth/hidp/core.c
net/bluetooth/hidp/core.c:156:60: warning: dubious: x | !y

Just fix it by doing an explicit x << 0 shift operation.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years agoBluetooth: Fix check for connected state when pairing
Johan Hedberg [Wed, 30 Jul 2014 05:35:48 +0000 (08:35 +0300)]
Bluetooth: Fix check for connected state when pairing

Both BT_CONNECTED and BT_CONFIG state mean that we have a baseband link
available. We should therefore check for either of these when pairing
and deciding whether to call hci_conn_security() directly.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years ago6lowpan: remove unused function
Varka Bhadram [Wed, 30 Jul 2014 05:35:12 +0000 (11:05 +0530)]
6lowpan: remove unused function

This patch removes the unused function.

Signed-off-by: Varka Bhadram <varkab@cdac.in>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years ago6lowpan: remove unused macros
Varka Bhadram [Wed, 30 Jul 2014 05:35:11 +0000 (11:05 +0530)]
6lowpan: remove unused macros

This patch removes the unused macros.

Signed-off-by: Varka Bhadram <varkab@cdac.in>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years ago6lowpan: iphc: Fix parenthesis alignments which off-by-one
Marcel Holtmann [Wed, 30 Jul 2014 01:48:44 +0000 (03:48 +0200)]
6lowpan: iphc: Fix parenthesis alignments which off-by-one

CHECK: Alignment should match open parenthesis
+ if (((hdr->flow_lbl[0] & 0x0F) == 0) &&
+      (hdr->flow_lbl[1] == 0) && (hdr->flow_lbl[2] == 0)) {

CHECK: Alignment should match open parenthesis
+ if ((hdr->priority == 0) &&
+    ((hdr->flow_lbl[0] & 0xF0) == 0)) {

CHECK: Alignment should match open parenthesis
+ if ((hdr->priority == 0) &&
+    ((hdr->flow_lbl[0] & 0xF0) == 0)) {

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years ago6lowpan: iphc: Fix missing braces for if statement
Marcel Holtmann [Wed, 30 Jul 2014 01:48:43 +0000 (03:48 +0200)]
6lowpan: iphc: Fix missing braces for if statement

CHECK: braces {} should be used on all arms of this statement
+ if ((iphc0 & 0x03) != LOWPAN_IPHC_TTL_I)
[...]
+ else {
[...]

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years ago6lowpan: iphc: Fix missing blank line after variable declarations
Marcel Holtmann [Wed, 30 Jul 2014 01:48:42 +0000 (03:48 +0200)]
6lowpan: iphc: Fix missing blank line after variable declarations

WARNING: Missing a blank line after declarations
+ struct sk_buff *new;
+ if (uncompress_udp_header(skb, &uh))

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years ago6lowpan: iphc: Fix issues with alignment matching open parenthesis
Marcel Holtmann [Wed, 30 Jul 2014 01:48:41 +0000 (03:48 +0200)]
6lowpan: iphc: Fix issues with alignment matching open parenthesis

This patch fixes all the issues with alignment matching of open
parenthesis found by checkpatch.pl and makes them follow the
network coding style now.

CHECK: Alignment should match open parenthesis
+static int uncompress_addr(struct sk_buff *skb,
+ struct in6_addr *ipaddr, const u8 address_mode,

CHECK: Alignment should match open parenthesis
+static int uncompress_context_based_src_addr(struct sk_buff *skb,
+ struct in6_addr *ipaddr,

CHECK: Alignment should match open parenthesis
+static int skb_deliver(struct sk_buff *skb, struct ipv6hdr *hdr,
+ struct net_device *dev, skb_delivery_cb deliver_skb)

CHECK: Alignment should match open parenthesis
+ new = skb_copy_expand(skb, sizeof(struct ipv6hdr), skb_tailroom(skb),
+ GFP_ATOMIC);

CHECK: Alignment should match open parenthesis
+ raw_dump_table(__func__, "raw skb data dump before receiving",
+ new->data, new->len);

CHECK: Alignment should match open parenthesis
+lowpan_uncompress_multicast_daddr(struct sk_buff *skb,
+ struct in6_addr *ipaddr,

CHECK: Alignment should match open parenthesis
+ raw_dump_inline(NULL, "Reconstructed ipv6 multicast addr is",
+ ipaddr->s6_addr, 16);

CHECK: Alignment should match open parenthesis
+int lowpan_process_data(struct sk_buff *skb, struct net_device *dev,
+ const u8 *saddr, const u8 saddr_type, const u8 saddr_len,

CHECK: Alignment should match open parenthesis
+ raw_dump_table(__func__, "raw skb data dump uncompressed",
+ skb->data, skb->len);

CHECK: Alignment should match open parenthesis
+ err = uncompress_addr(skb, &hdr.saddr, tmp, saddr,
+ saddr_type, saddr_len);

CHECK: Alignment should match open parenthesis
+ err = uncompress_addr(skb, &hdr.daddr, tmp, daddr,
+ daddr_type, daddr_len);

CHECK: Alignment should match open parenthesis
+ pr_debug("dest: stateless compression mode %d dest %pI6c\n",
+ tmp, &hdr.daddr);

CHECK: Alignment should match open parenthesis
+ raw_dump_table(__func__, "raw UDP header dump",
+       (u8 *)&uh, sizeof(uh));

CHECK: Alignment should match open parenthesis
+ raw_dump_table(__func__, "raw header dump", (u8 *)&hdr,
+ sizeof(hdr));

CHECK: Alignment should match open parenthesis
+int lowpan_header_compress(struct sk_buff *skb, struct net_device *dev,
+ unsigned short type, const void *_daddr,

CHECK: Alignment should match open parenthesis
+ raw_dump_table(__func__, "raw skb network header dump",
+ skb_network_header(skb), sizeof(struct ipv6hdr));

CHECK: Alignment should match open parenthesis
+ raw_dump_table(__func__,
+ "sending raw skb network uncompressed packet",

CHECK: Alignment should match open parenthesis
+ if (((hdr->flow_lbl[0] & 0x0F) == 0) &&
+      (hdr->flow_lbl[1] == 0) && (hdr->flow_lbl[2] == 0)) {

WARNING: quoted string split across lines
+ pr_debug("dest address unicast link-local %pI6c "
+ "iphc1 0x%02x\n", &hdr->daddr, iphc1);

CHECK: Alignment should match open parenthesis
+ raw_dump_table(__func__, "raw skb data dump compressed",
+ skb->data, skb->len);

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years ago6lowpan: iphc: Fix block comments to match networking style
Marcel Holtmann [Wed, 30 Jul 2014 01:48:40 +0000 (03:48 +0200)]
6lowpan: iphc: Fix block comments to match networking style

This patch fixes all the block comment issues found by checkpatch.pl and
makes them match the network style now.

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+/*
+ * Based on patches from Jon Smirl <jonsmirl@gmail.com>

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+/*
+ * Uncompress address function for source and

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+/*
+ * Uncompress address function for source context

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+ /*
+  * UDP lenght needs to be infered from the lower layers

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+ /*
+  * Traffic Class and FLow Label carried in-line

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+ /*
+  * Traffic class carried in-line

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+ /*
+  * Flow Label carried in-line

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+ /*
+  * replace the compressed UDP head by the uncompressed UDP

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+ /*
+  * As we copy some bit-length fields, in the IPHC encoding bytes,

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+ /*
+  * Traffic class, flow label

WARNING: networking block comments don't use an empty /* line, use /* Comment...
+ /*
+  * Hop limit

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years ago6lowpan: remove unused LOWPAN_FRAG_SIZE define
Alexander Aring [Tue, 29 Jul 2014 21:47:04 +0000 (23:47 +0200)]
6lowpan: remove unused LOWPAN_FRAG_SIZE define

This define is unused since commit
96cb3eb7a1a5f0c3598500a2348f7d2cc76afbd2 ("6lowpan: fix fragmentation on
sending side"). It is a worst case scenario for payload calculation.
Since commit 96cb3eb7a1a5f0c3598500a2348f7d2cc76afbd2 we calculation the
payload to use the optimal size.

This define is also necessary for ieee802154 6lowpan only and the file
include/net/6lowpan.h should contain generic 6lowpan things only.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years ago6lowpan: iphc: remove check on null
Alexander Aring [Tue, 29 Jul 2014 21:47:03 +0000 (23:47 +0200)]
6lowpan: iphc: remove check on null

This memory is placed on stack and can't be null so remove the check on
null.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years ago6lowpan: iphc: use ipv6 api to check address scope
Alexander Aring [Tue, 29 Jul 2014 21:47:02 +0000 (23:47 +0200)]
6lowpan: iphc: use ipv6 api to check address scope

This patch removes the own implementation to check of link-layer,
broadcast and any address type and use the IPv6 api for that.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years ago6lowpan: iphc: cleanup use of lowpan_push_hc_data
Alexander Aring [Tue, 29 Jul 2014 21:47:01 +0000 (23:47 +0200)]
6lowpan: iphc: cleanup use of lowpan_push_hc_data

This patch uses the lowpan_push_hc_data functions in several places
where we can use it. The lowpan_push_hc_data was introduced in some
previous patches.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years ago6lowpan: iphc: cleanup use of lowpan_fetch_skb
Alexander Aring [Tue, 29 Jul 2014 21:47:00 +0000 (23:47 +0200)]
6lowpan: iphc: cleanup use of lowpan_fetch_skb

We introduced the lowpan_fetch_skb function in some previous patches for
6lowpan to have a generic fetch function. This patch drops the old
function and use the generic lowpan_fetch_skb one.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years ago6lowpan: iphc: use sizeof in udp uncompression
Alexander Aring [Tue, 29 Jul 2014 21:46:59 +0000 (23:46 +0200)]
6lowpan: iphc: use sizeof in udp uncompression

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years ago6lowpan: iphc: rename hc06_ptr pointer to hc_ptr
Alexander Aring [Tue, 29 Jul 2014 21:46:58 +0000 (23:46 +0200)]
6lowpan: iphc: rename hc06_ptr pointer to hc_ptr

The hc06_ptr pointer variable stands for header compression draft-06. We
are mostly rfc complaint. This patch rename the variable to normal hc_ptr.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoBluetooth: Fix SMP context tracking leading to a kernel crash
Johan Hedberg [Tue, 29 Jul 2014 11:18:48 +0000 (14:18 +0300)]
Bluetooth: Fix SMP context tracking leading to a kernel crash

The HCI_CONN_LE_SMP_PEND flag is supposed to indicate whether we have an
SMP context or not. If the context creation fails, or some other error
is indicated between setting the flag and creating the context the flag
must be cleared first.

This patch ensures that smp_chan_create() clears the flag in case of
allocation failure as well as reorders code in smp_cmd_security_req()
that could lead to returning an error between setting the flag and
creating the context.

Without the patch the following kind of kernel crash could be observed
(this one because of unacceptable authentication requirements in a
Security Request):

[  +0.000855] kernel BUG at net/bluetooth/smp.c:606!
[  +0.000000] invalid opcode: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC
[  +0.000000] CPU: 0 PID: 58 Comm: kworker/u5:2 Tainted: G        W     3.16.0-rc1+ #785
[  +0.008391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  +0.000000] Workqueue: hci0 hci_rx_work
[  +0.000000] task: f4dc8f90 ti: f4ef0000 task.ti: f4ef0000
[  +0.000000] EIP: 0060:[<c13432b6>] EFLAGS: 00010246 CPU: 0
[  +0.000000] EIP is at smp_chan_destroy+0x1e/0x145
[  +0.000709] EAX: f46db870 EBX: 00000000 ECX: 00000000 EDX: 00000005
[  +0.000000] ESI: f46db870 EDI: f46db870 EBP: f4ef1dc0 ESP: f4ef1db0
[  +0.000000]  DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[  +0.000000] CR0: 8005003b CR2: b666b0b0 CR3: 00022000 CR4: 00000690
[  +0.000000] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[  +0.000000] DR6: fffe0ff0 DR7: 00000400
[  +0.000000] Stack:
[  +0.000000]  00000005 f17b7840 f46db870 f4ef1dd4 f4ef1de4 c1343441 c134342e 00000000
[  +0.000000]  c1343441 00000005 00000002 00000000 f17b7840 f4ef1e38 c134452a 00002aae
[  +0.000000]  01ef1e00 00002aae f46bd980 f46db870 00000039 ffffffff 00000007 f4ef1e34
[  +0.000000] Call Trace:
[  +0.000000]  [<c1343441>] smp_failure+0x64/0x6c
[  +0.000000]  [<c134342e>] ? smp_failure+0x51/0x6c
[  +0.000000]  [<c1343441>] ? smp_failure+0x64/0x6c
[  +0.000000]  [<c134452a>] smp_sig_channel+0xad6/0xafc
[  +0.000000]  [<c1053b61>] ? vprintk_emit+0x343/0x366
[  +0.000000]  [<c133f34e>] l2cap_recv_frame+0x1337/0x1ac4
[  +0.000000]  [<c133f34e>] ? l2cap_recv_frame+0x1337/0x1ac4
[  +0.000000]  [<c1172307>] ? __dynamic_pr_debug+0x3e/0x40
[  +0.000000]  [<c11702a1>] ? debug_smp_processor_id+0x12/0x14
[  +0.000000]  [<c1340bc9>] l2cap_recv_acldata+0xe8/0x239
[  +0.000000]  [<c1340bc9>] ? l2cap_recv_acldata+0xe8/0x239
[  +0.000000]  [<c1169931>] ? __const_udelay+0x1a/0x1c
[  +0.000000]  [<c131f120>] hci_rx_work+0x1a1/0x286
[  +0.000000]  [<c137244e>] ? mutex_unlock+0x8/0xa
[  +0.000000]  [<c131f120>] ? hci_rx_work+0x1a1/0x286
[  +0.000000]  [<c1038fe5>] process_one_work+0x128/0x1df
[  +0.000000]  [<c1038fe5>] ? process_one_work+0x128/0x1df
[  +0.000000]  [<c10392df>] worker_thread+0x222/0x2de
[  +0.000000]  [<c10390bd>] ? process_scheduled_works+0x21/0x21
[  +0.000000]  [<c103d34c>] kthread+0x82/0x87
[  +0.000000]  [<c1040000>] ? create_new_namespaces+0x90/0x105
[  +0.000000]  [<c13738e1>] ret_from_kernel_thread+0x21/0x30
[  +0.000000]  [<c103d2ca>] ? __kthread_parkme+0x50/0x50
[  +0.000000] Code: 65 f4 89 f0 5b 5e 5f 5d 8d 67 f8 5f c3 57 8d 7c 24 08 83 e4 f8 ff 77 fc 55 89 e5 57 89 c7 56 53 52 8b 98 e0 00 00 00 85 db 75 02 <0f> 0b 8b b3 80 00 00 00 8b 00 c1 ee 03 83 e6 01 89 f2 e8 ef 09
[  +0.000000] EIP: [<c13432b6>] smp_chan_destroy+0x1e/0x145 SS:ESP 0068:f4ef1db0

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agobrcmfmac: Fix OOB interrupt not working for BCM43362
Hans de Goede [Tue, 29 Jul 2014 12:23:23 +0000 (14:23 +0200)]
brcmfmac: Fix OOB interrupt not working for BCM43362

It has taken me a long long time to get the OOB interrupt working on the
AP6210 sdio wifi/bt module found on various Allwinner A20 boards. In the
end I found these magic register pokes in the cubietruck kernel tree:
https://github.com/cubieboard2/linux-sunxi/commit/7f08ba395617d17e7a711507503d89a50406fe7a

This is also done for the bcm43362 in broadcom's internal/proprietary driver.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
[arend@broadcom.com: rebased changing BCM43362 chip id to fix compilation]
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoath9k: Initialize channel context ops on ahb probe
Rajkumar Manoharan [Sat, 26 Jul 2014 04:55:41 +0000 (10:25 +0530)]
ath9k: Initialize channel context ops on ahb probe

Not doing so, could fail on device probing when use_chanctx
module param is set to true.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobcma: add support for BCM43131 that was found in Tenda W311E
Rafał Miłecki [Thu, 24 Jul 2014 13:29:19 +0000 (15:29 +0200)]
bcma: add support for BCM43131 that was found in Tenda W311E

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: add support for BCM43131 chipset with N-PHY rev 17
Rafał Miłecki [Thu, 24 Jul 2014 13:29:18 +0000 (15:29 +0200)]
b43: add support for BCM43131 chipset with N-PHY rev 17

It contains radio 0x2057 rev 14 just like a BCM43217, so it doesn't
require any magic. The main difference is that BCM4313 is 1x1:1.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: Fix some wrong register defines
Hans de Goede [Sun, 29 Jun 2014 14:17:00 +0000 (16:17 +0200)]
brcmfmac: Fix some wrong register defines

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agobrcmfmac: add device tree support for SDIO devices
Chen-Yu Tsai [Sun, 29 Jun 2014 14:16:59 +0000 (16:16 +0200)]
brcmfmac: add device tree support for SDIO devices

brcmfmac devices can use an out-of-band interrupt on a GPIO line.
Currently this is specified using platform data. Add support for
specifying out-of-band interrupt via device tree.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
[arend@broadcom.com: conditionalize more of-code, use driver debug routines]
Signed-off-by: Arend van Spriel <arend@broadcom.com>
[hdegoede@redhat.com: drop clk / reg_on gpio handling, as there is no consensus
 on how to handle this yet]
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agodt: bindings: add bindings for Broadcom bcm43xx sdio devices
Arend van Spriel [Sun, 29 Jun 2014 14:16:58 +0000 (16:16 +0200)]
dt: bindings: add bindings for Broadcom bcm43xx sdio devices

The Broadcom bcm43xx sdio devices are fullmac devices that may be
integrated in ARM platforms. Currently, the brcmfmac driver for
these devices support use of platform data. This patch specifies
the bindings that allow this platform data to be expressed in the
devicetree.

Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
[hdegoede@redhat.com: drop clk / reg_on gpio handling, as there is no consensus
 on how to handle this yet]
[hdegoede@redhat.com: move from bindings/staging to bindings]
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoMerge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetoot...
John W. Linville [Tue, 29 Jul 2014 14:32:36 +0000 (10:32 -0400)]
Merge branch 'for-upstream' of git://git./linux/kernel/git/bluetooth/bluetooth-next

10 years agoMerge tag 'for-linville-20140725' of git://github.com/kvalo/ath
John W. Linville [Tue, 29 Jul 2014 14:32:12 +0000 (10:32 -0400)]
Merge tag 'for-linville-20140725' of git://github.com/kvalo/ath

10 years agoMerge tag 'nfc-next-3.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo...
John W. Linville [Tue, 29 Jul 2014 14:31:20 +0000 (10:31 -0400)]
Merge tag 'nfc-next-3.17-1' of git://git./linux/kernel/git/sameo/nfc-next

Samuel Ortiz <sameo@linux.intel.com> says:

"NFC: 3.17 pull request

This is the NFC pull request for 3.17.
This is a rather quiet one, we have:

- A new driver from ST Microelectronics for their NCI ST21NFCB,
  including device tree  support.

- p2p support for the ST21NFCA driver

- A few fixes an enhancements for the NFC digital layer"

Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoBluetooth: Fix incorrectly disabling page scan when toggling connectable
Johan Hedberg [Mon, 28 Jul 2014 17:53:58 +0000 (20:53 +0300)]
Bluetooth: Fix incorrectly disabling page scan when toggling connectable

If we have entries in the whitelist we shouldn't disable page scanning
when disabling connectable mode. This patch adds the necessary check to
the Set Connectable command handler.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoBluetooth: Fix clearing HCI_PSCAN flag
Johan Hedberg [Mon, 28 Jul 2014 12:45:31 +0000 (15:45 +0300)]
Bluetooth: Fix clearing HCI_PSCAN flag

This patch fixes a typo in the hci_cc_write_scan_enable() function where
we want to clear the HCI_PSCAN flag if the SCAN_PAGE bit of the HCI
command parameter was not set.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoMAINTAINERS: add 6lowpan header file
Alexander Aring [Mon, 28 Jul 2014 13:16:30 +0000 (15:16 +0200)]
MAINTAINERS: add 6lowpan header file

Since commit 68d96dcfc6c09b565d57897c127b61afbab74c6f ("MAINTAINERS: add
net/6lowpan/ maintainer entry") we have a 6lowpan branch. This patch
adds a forgotten file which should also be maintained by this branch.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoBluetooth: Set Simultaneous LE and BR/EDR controller option to zero
Marcel Holtmann [Thu, 24 Jul 2014 18:04:16 +0000 (20:04 +0200)]
Bluetooth: Set Simultaneous LE and BR/EDR controller option to zero

With the Bluetooth 4.1 specification the Simultaneous LE and BR/EDR
controller option has been deprecated. It shall be set to zero and
ignored otherwise.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years agoBluetooth: Expose default LE advertising interval via debugfs
Georg Lukas [Sat, 26 Jul 2014 11:59:58 +0000 (13:59 +0200)]
Bluetooth: Expose default LE advertising interval via debugfs

Expose the default values for minimum and maximum LE advertising
interval via debugfs for testing purposes.

Signed-off-by: Georg Lukas <georg@op-co.de>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoBluetooth: Provide defaults for LE advertising interval
Georg Lukas [Sat, 26 Jul 2014 11:59:57 +0000 (13:59 +0200)]
Bluetooth: Provide defaults for LE advertising interval

Store the default values for minimum and maximum advertising interval
with all the other controller defaults. These vaules are sent to the
adapter whenever advertising is (re)enabled.

Signed-off-by: Georg Lukas <georg@op-co.de>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
10 years agoBluetooth: Fix white list handling with resolvable private addresses
Marcel Holtmann [Thu, 24 Jul 2014 13:20:58 +0000 (15:20 +0200)]
Bluetooth: Fix white list handling with resolvable private addresses

Devices using resolvable private addresses are required to provide
an identity resolving key. These devices can not be found using
the current controller white list support. This means if the kernel
knows about any devices with an identity resolving key, the white
list filtering must be disabled.

However so far the kernel kept identity resolving keys around even
for devices that are not using resolvable private addresses. The
notification to userspace clearly hints to not store the key and
so it is best to just remove the key from the kernel as well at
that point.

With this it easy now to detect when using the white list is
possible or when kernel side resolving of addresses is required.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years agoBluetooth: Add support for using controller white list filtering
Marcel Holtmann [Thu, 24 Jul 2014 13:20:57 +0000 (15:20 +0200)]
Bluetooth: Add support for using controller white list filtering

The Bluetooth controller can use a white list filter when scanning
to avoid waking up the host for devices that are of no interest.

Devices marked as reporting, direct connection (incoming) or general
connection are now added to the controller white list. The update of
the white list happens just before enabling passive scanning.

In case the white list is full and can not hold all devices, the
white list is not used and the filter policy set to accept all
advertisements.

Using the white list for scanning allows for power saving with
controllers that do not handle the duplicate filtering correctly.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years agoMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
John W. Linville [Fri, 25 Jul 2014 14:22:36 +0000 (10:22 -0400)]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless

Conflicts:
net/mac80211/cfg.c

Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoath10k: handle attention flags correctly when using A-MSDU
Janusz Dziedzic [Fri, 25 Jul 2014 08:28:50 +0000 (11:28 +0300)]
ath10k: handle attention flags correctly when using A-MSDU

In case of A-MSDU RX we should check attention flags
correctly to be sure we report correct FCS status for
A-MSDU subframes. Without a patch we could report A-MSDU
subframes with wrong FCS as a correct to the stack, next
get a lot of DUP ACK TCP packets. Finally TP drop is seen
and this drop depends on FCS errors ratio for A-MSDU frame.

Example test case when TP drop is seen:
- ath10k configured as an AP
- used ath10k station
- forced A-MSDU (7 frames) on STA
- other traffic on channel (often FCS errors)
- monitor iface added on AP
- TCP STA -> AP traffic (iperf)

a) Iperf logs for case without the patch:

echo "1 64" > htt_max_amsdu_ampdu // disable A-MSDU
[ ID] Interval       Transfer     Bandwidth
[  3]  0.0- 5.0 sec  56.6 MBytes  95.0 Mbits/sec
[  3]  5.0-10.0 sec  60.4 MBytes   101 Mbits/sec
[  3] 10.0-15.0 sec  60.2 MBytes   101 Mbits/sec
[  3] 15.0-20.0 sec  60.2 MBytes   101 Mbits/sec
[  3] 20.0-25.0 sec  63.8 MBytes   107 Mbits/sec
[  3] 25.0-30.0 sec  64.9 MBytes   109 Mbits/sec

echo "7 64" > htt_max_amsdu_ampdu  // set 7 A-MSDU subframes
[  3] 30.0-35.0 sec  40.0 MBytes  67.1 Mbits/sec
[  3] 35.0-40.0 sec  35.9 MBytes  60.2 Mbits/sec
[  3] 40.0-45.0 sec  36.9 MBytes  61.9 Mbits/sec
[  3] 45.0-50.0 sec  37.9 MBytes  63.5 Mbits/sec
[  3] 50.0-55.0 sec  34.5 MBytes  57.9 Mbits/sec
[  3] 55.0-60.0 sec  25.4 MBytes  42.6 Mbits/sec
[  3] 60.0-65.0 sec  48.2 MBytes  81.0 Mbits/sec
[  3] 65.0-70.0 sec  28.8 MBytes  48.2 Mbits/sec
[  3] 70.0-75.0 sec  29.2 MBytes  49.1 Mbits/sec
[  3] 75.0-80.0 sec  22.9 MBytes  38.4 Mbits/sec
[  3] 80.0-85.0 sec  26.4 MBytes  44.2 Mbits/sec
[  3] 85.0-90.0 sec  31.5 MBytes  52.8 Mbits/sec

b) Iperf logs for case with patch:

echo "1 64" > htt_max_amsdu_ampdu // disable A-MSDU
[  3] local 192.168.12.2 port 57512 connected with 192.168.12.1 port 5001
[ ID] Interval       Transfer     Bandwidth
[  3]  0.0- 5.0 sec  60.8 MBytes   102 Mbits/sec
[  3]  5.0-10.0 sec  62.2 MBytes   104 Mbits/sec
[  3] 10.0-15.0 sec  60.9 MBytes   102 Mbits/sec

echo "7 64" > htt_max_amsdu_ampdu  // set 7 A-MSDU subframes
[  3] 15.0-20.0 sec  68.1 MBytes   114 Mbits/sec
[  3] 20.0-25.0 sec  80.5 MBytes   135 Mbits/sec
[  3] 25.0-30.0 sec  83.0 MBytes   139 Mbits/sec
[  3] 30.0-35.0 sec  79.1 MBytes   133 Mbits/sec
[  3] 35.0-40.0 sec  77.1 MBytes   129 Mbits/sec
[  3] 40.0-45.0 sec  77.4 MBytes   130 Mbits/sec

Reported-by: Denton Gentry <denton.gentry@gmail.com>
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
10 years agoath10k: don't advertise IBSS iftype for 10.x
Michal Kazior [Thu, 24 Jul 2014 17:07:00 +0000 (20:07 +0300)]
ath10k: don't advertise IBSS iftype for 10.x

The 10.x firmware does not support IBSS mode at
all. It can't beacon and it crashes when trying to
scan.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
10 years agoath10k: fix Rx aggregation reordering
Michal Kazior [Wed, 23 Jul 2014 10:20:33 +0000 (12:20 +0200)]
ath10k: fix Rx aggregation reordering

Firmware doesn't perform Rx reordering so it is
left to the host driver to do that.

Use mac80211 to perform reordering instead of
re-inventing the wheel.

This fixes TCP throughput issues in some
environments.

Reported-by: Denton Gentry <denton.gentry@gmail.com>
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
10 years agoMerge remote-tracking branch 'wireless-next/master' into ath-next
Kalle Valo [Thu, 24 Jul 2014 17:06:37 +0000 (20:06 +0300)]
Merge remote-tracking branch 'wireless-next/master' into ath-next

10 years agoBluetooth: Fix issue with ADV_IND reports and auto-connection handling
Marcel Holtmann [Wed, 23 Jul 2014 19:55:23 +0000 (21:55 +0200)]
Bluetooth: Fix issue with ADV_IND reports and auto-connection handling

When adding remote devices to the kernel using the Add Device management
command, these devices are explicitly allowed to connect. This kind of
incoming connections are possible even when the controller itself is
not connectable.

For BR/EDR this distinction is pretty simple since there is only one
type of incoming connections. With LE this is not that simple anymore
since there are ADV_IND and ADV_DIRECT_IND advertising events.

The ADV_DIRECT_IND advertising events are send for incoming (slave
initiated) connections only. And this is the only thing the kernel
should allow when adding devices using action 0x01. This meaning
of incoming connections is coming from BR/EDR and needs to be
mapped to LE the same way.

Supporting the auto-connection of devices using ADV_IND advertising
events is an important feature as well. However it does not map to
incoming connections. So introduce a new action 0x02 that allows
the kernel to connect to devices using ADV_DIRECT_IND and in addition
ADV_IND advertising reports.

This difference is represented by the new HCI_AUTO_CONN_DIRECT value
for only connecting to ADV_DIRECT_IND. For connection to ADV_IND and
ADV_DIRECT_IND the old value HCI_AUTO_CONN_ALWAYS is used.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years agoBluetooth: Ignore ADV_DIRECT_IND attempts from unknown devices
Marcel Holtmann [Wed, 23 Jul 2014 19:55:22 +0000 (21:55 +0200)]
Bluetooth: Ignore ADV_DIRECT_IND attempts from unknown devices

Unconditionally connecting to devices sending ADV_DIRECT_IND when
the controller is in CONNECTABLE mode is a feature that is not
fully working. The background scanning trigger for this has been
removed, but the statement allowing it to happen in case some
other part triggers is still present. So remove that code part
as well to avoid unwanted connections.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years agoBluetooth: Get MWS transport configuration of the controller
Marcel Holtmann [Wed, 23 Jul 2014 17:24:57 +0000 (19:24 +0200)]
Bluetooth: Get MWS transport configuration of the controller

If the Bluetooth controller supports Get MWS Transport Layer
Configuration command, then issue it during initialization.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years agoBluetooth: Read list of local codecs supported by the controller
Marcel Holtmann [Wed, 23 Jul 2014 17:24:56 +0000 (19:24 +0200)]
Bluetooth: Read list of local codecs supported by the controller

If the Bluetooth controller supports Read Local Supported Codecs
command, then issue it during initialization so that the list of
codecs is known.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
10 years agob43: enable 5 GHz support for N-PHY devices
Rafał Miłecki [Wed, 23 Jul 2014 16:54:50 +0000 (18:54 +0200)]
b43: enable 5 GHz support for N-PHY devices

This has been tested on 14e4:4328 (BCM4321), 14e4:432b (BCM4322),
14e4:4353 (BCM43224) and 14e4:4359 (BCM43228) which is an almost
complete list of 5 GHz capable device (only BCM43222 is missing).

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: register limited amount of 5G channels for BCM43228
Rafał Miłecki [Wed, 23 Jul 2014 16:54:49 +0000 (18:54 +0200)]
b43: register limited amount of 5G channels for BCM43228

We don't have all needed channel tables due to RE process for this
device.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: N-PHY: don't calculate values for TSSI if we can't transmit
Rafał Miłecki [Wed, 23 Jul 2014 16:54:48 +0000 (18:54 +0200)]
b43: N-PHY: don't calculate values for TSSI if we can't transmit

This process requires sending some sample tone, so make sure we're
allowed to transmit first.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: report correct rate to mac80211 for 5 GHz packets
Rafał Miłecki [Wed, 23 Jul 2014 14:55:44 +0000 (16:55 +0200)]
b43: report correct rate to mac80211 for 5 GHz packets

So far we were assuming only A-PHY supports 5 GHz.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agomac80211_hwsim: fix compiler warning on MIPS
Andrew Bresticker [Tue, 22 Jul 2014 21:43:51 +0000 (14:43 -0700)]
mac80211_hwsim: fix compiler warning on MIPS

The dividend in do_div() is expected to be an unsigned 64-bit integer,
which leads to the following warning when building for 32-bit MIPS:

  drivers/net/wireless/mac80211_hwsim.c: In function 'mac80211_hwsim_set_tsf':
  drivers/net/wireless/mac80211_hwsim.c:664:98: warning: comparison of distinct pointer types lacks a cast [enabled by default]
    data->bcn_delta = do_div(delta, bcn_int);

Since we care about the signedness of delta when adjusting tsf_offset
and bcm_delta, use the absolute value for the division and compare
the two timestamps to determine the sign.

Signed-off-by: Andrew Bresticker <abrestic@chromium.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: N-PHY: fix rev7+ typos at random places
Rafał Miłecki [Tue, 22 Jul 2014 19:31:05 +0000 (21:31 +0200)]
b43: N-PHY: fix rev7+ typos at random places

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoMerge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi...
John W. Linville [Wed, 23 Jul 2014 17:06:17 +0000 (13:06 -0400)]
Merge branch 'for-john' of git://git./linux/kernel/git/iwlwifi/iwlwifi-next

10 years agoath9k: fix aggregation session lockup
Felix Fietkau [Wed, 23 Jul 2014 13:40:54 +0000 (15:40 +0200)]
ath9k: fix aggregation session lockup

If an aggregation session fails, frames still end up in the driver queue
with IEEE80211_TX_CTL_AMPDU set.
This causes tx for the affected station/tid to stall, since
ath_tx_get_tid_subframe returning packets to send.

Fix this by clearing IEEE80211_TX_CTL_AMPDU as long as no aggregation
session is running.

Cc: stable@vger.kernel.org
Reported-by: Antonio Quartulli <antonio@open-mesh.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoMerge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211
John W. Linville [Wed, 23 Jul 2014 17:01:14 +0000 (13:01 -0400)]
Merge branch 'for-john' of git://git./linux/kernel/git/jberg/mac80211

10 years agoNFC: digital: Add 'tg_listen_md' and 'tg_get_rf_tech' driver hooks
Mark A. Greer [Tue, 22 Jul 2014 04:24:39 +0000 (21:24 -0700)]
NFC: digital: Add 'tg_listen_md' and 'tg_get_rf_tech' driver hooks

The digital layer of the NFC subsystem currently
supports a 'tg_listen_mdaa' driver hook that supports
devices that can do mode detection and automatic
anticollision.  However, there are some devices that
can do mode detection but not automatic anitcollision
so add the 'tg_listen_md' hook to support those devices.

In order for the digital layer to get the RF technology
detected by the device from the driver, add the
'tg_get_rf_tech' hook.  It is only valid to call this
hook immediately after a successful call to 'tg_listen_md'.

CC: Thierry Escande <thierry.escande@linux.intel.com>
Signed-off-by: Mark A. Greer <mgreer@animalcreek.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: digital: Remove extra blank line
Mark A. Greer [Tue, 22 Jul 2014 04:22:29 +0000 (21:22 -0700)]
NFC: digital: Remove extra blank line

Remove extra blank line that was inadvertently
added by a recent commit.

CC: Thierry Escande <thierry.escande@linux.intel.com>
Signed-off-by: Mark A. Greer <mgreer@animalcreek.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: st21nfca: Adding P2P support to st21nfca in Initiator & Target mode
Christophe Ricard [Tue, 20 May 2014 20:21:59 +0000 (22:21 +0200)]
NFC: st21nfca: Adding P2P support to st21nfca in Initiator & Target mode

Support for Initiator and Target mode with ISO18092 commands support:
- ATR_REQ/ATR_RES
- PSL_REQ/PSL_RES
- DEP_REQ/DEP_RES

Work based on net/nfc/digital_dep.c.
st21nfca is using:
- Gate reader F for P2P in initiator mode.
- Gate card F for P2P in target mode.

Felica tag and p2p are differentiated with NFCID2.
When starting with 01FE it is acting in p2p mode.

On complete_target_discovered on ST21NFCA_RF_READER_F_GATE
supported_protocols is set to NFC_PROTO_NFC_DEP_MASK
for P2P.

Tested against: Nexus S, Galaxy S2, Galaxy S3, Galaxy S3 Mini,
Nexus 4 & Nexus 5.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: st21nfca: Implement stop_poll HCI hook
Christophe Ricard [Tue, 20 May 2014 20:21:58 +0000 (22:21 +0200)]
NFC: st21nfca: Implement stop_poll HCI hook

Send DM_DISCONNECT command to disconnect Terminal Host from the HCI network.

- The persistent states of the terminal host pipes, including registry values,
are not modifies. Therefore, there is no NVRAM update to disconnect the
terminal host.
- The terminal host RF card gates are disabled which means that there will be no event
related to card RF gates until communication has been restored.
- The terminal host RF reader request is reset so the RF reader polling for terminal
host is disabled.

To restore the communication, the terminal host can send any HCI command or event.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: hci: Add stop_poll HCI operand.
Christophe Ricard [Tue, 20 May 2014 20:21:57 +0000 (22:21 +0200)]
NFC: hci: Add stop_poll HCI operand.

stop_poll allows to stop CLF reader polling. Some other operations might be
necessary for some CLF to stop polling. For example in card mode.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: st21nfca: Improve read length sequence for P2P mode.
Christophe Ricard [Tue, 20 May 2014 20:21:56 +0000 (22:21 +0200)]
NFC: st21nfca: Improve read length sequence for P2P mode.

A DEP_RES with a SUPERVISOR PDU can be up to 16 bytes long.

In order to avoid useless read during p2p, extend first read
sequence to 16 and reduce third sequence to 12 to keep same
total on the full sequence.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: st21nfca: Improved start of frame detection
Christophe Ricard [Tue, 20 May 2014 20:21:55 +0000 (22:21 +0200)]
NFC: st21nfca: Improved start of frame detection

A start of frame is 7E 00 not only 7E. Make sure the first read sequence is
starting with 7E 00.
For example: 7E FF FF FF FF is as a correct crc but it is a bad frame.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: st21nfca: Free buffer in case no data are retrieved.
Christophe Ricard [Tue, 20 May 2014 20:21:54 +0000 (22:21 +0200)]
NFC: st21nfca: Free buffer in case no data are retrieved.

In case no data are retrieve through i2c or one specific case is not handled.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: st21nfcb: few code clean up
Christophe Ricard [Sun, 25 May 2014 20:46:58 +0000 (22:46 +0200)]
NFC: st21nfcb: few code clean up

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: nci: Add T1T support notification
Christophe Ricard [Sun, 25 May 2014 20:35:40 +0000 (22:35 +0200)]
NFC: nci: Add T1T support notification

Add T1T matching with Jewel during notification.
It was causing "the target found does not have the desired protocol"
to show up.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: dts: st21nfcb_i2c: Add DTS Documentation
Christophe Ricard [Sun, 25 May 2014 20:35:39 +0000 (22:35 +0200)]
NFC: dts: st21nfcb_i2c: Add DTS Documentation

Describe the properties used by the st21nfcb NFC controller driver.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agoNFC: st21nfcb: Add driver for STMicroelectronics ST21NFCB NFC chip
Christophe Ricard [Sun, 25 May 2014 20:35:38 +0000 (22:35 +0200)]
NFC: st21nfcb: Add driver for STMicroelectronics ST21NFCB NFC chip

Add driver for STMicroelectronics ST21NFCB NFC controller.
ST21NFCB is using NCI protocol and a proprietary low level transport
protocol called NDLC used on top.

NDLC:
The protocol defines 2 types of frame:
- One type carrying NCI data (referred as DATAFRAME frames).
- One type carrying protocol information used for flow control and error
control mechanisms (referred as SUPERVISOR frames).

After each frame transmission to the NFC controller, the device host
SHALL waitfor  an ACK (SUPERVISOR frame) reception before sending a
new frame.
The NFC controller MAY send a frame at anytime to the device host.
The NFC controller MAY send a specific WAIT supervisor frame to indicate
to device host that a NCI data packet has been received but that it could
take significant time before the NFC controller sends an ACK and thus
allows next data reception.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
10 years agomac80211: fix crash on getting sta info with uninitialized rate control
Felix Fietkau [Tue, 22 Jul 2014 19:00:26 +0000 (21:00 +0200)]
mac80211: fix crash on getting sta info with uninitialized rate control

If the expected throughput is queried before rate control has been
initialized, the minstrel op for it will crash while trying to access
the rate table.
Check for WLAN_STA_RATE_CONTROL before attempting to use the rate
control op.

Reported-by: Jean-Pierre Tosoni <jp.tosoni@acksys.fr>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
10 years agoiwlwifi: mvm: teardown TDLS peers during chan-switch and AP DCM
Arik Nemtsov [Sun, 15 Jun 2014 13:03:55 +0000 (16:03 +0300)]
iwlwifi: mvm: teardown TDLS peers during chan-switch and AP DCM

The DCM condition was not checked well for channel switch in both AP and
station scenarios. Teardown was also not done for AP/GO DCM. Add the
missing checks.

Reported-by: Peer, Ilan <ilan.peer@intel.com>
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
10 years agoMerge remote-tracking branch 'wireless-next/master' into iwlwifi-next
Emmanuel Grumbach [Tue, 22 Jul 2014 19:08:29 +0000 (22:08 +0300)]
Merge remote-tracking branch 'wireless-next/master' into iwlwifi-next

10 years agoath10k: prevent endless pci rx loop
Michal Kazior [Mon, 21 Jul 2014 18:03:10 +0000 (21:03 +0300)]
ath10k: prevent endless pci rx loop

It was possible to enter an endless loop while
processing a single pci copy engine pipe. This
could effectively render ath10k incapable of
responding to any requests.

An example case when this could happen is when
firmware generates a lot of events, e.g. spectral
scan phyerr via WMI.

Reported-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
10 years agob43: extract one more radio parameter: version
Rafał Miłecki [Sun, 20 Jul 2014 10:57:45 +0000 (12:57 +0200)]
b43: extract one more radio parameter: version

Some radios may share the same ID and revision but differ by a version.
E.g. radio in BCM5357B0 is version 1 and requires specific handling.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: enable radio 0x2057 rev 14 support (AKA BCM43217)
Rafał Miłecki [Sat, 19 Jul 2014 10:52:47 +0000 (12:52 +0200)]
b43: enable radio 0x2057 rev 14 support (AKA BCM43217)

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: N-PHY: final fixes to rev7+ workarounds
Rafał Miłecki [Sat, 19 Jul 2014 10:52:46 +0000 (12:52 +0200)]
b43: N-PHY: final fixes to rev7+ workarounds

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: N-PHY: add rev7+ workarounds for radio revs 9 and 14
Rafał Miłecki [Sat, 19 Jul 2014 10:52:45 +0000 (12:52 +0200)]
b43: N-PHY: add rev7+ workarounds for radio revs 9 and 14

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: N-PHY: allow applying separated workarounds per core
Rafał Miłecki [Sat, 19 Jul 2014 10:52:44 +0000 (12:52 +0200)]
b43: N-PHY: allow applying separated workarounds per core

Newer devices need different workarounds for cores 0 and 1.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: N-PHY: update generic rev7+ workarounds
Rafał Miłecki [Sat, 19 Jul 2014 10:52:43 +0000 (12:52 +0200)]
b43: N-PHY: update generic rev7+ workarounds

Add some missing ops and prepare for new devices support. This patch is
a great stability improvement for BCM43217. Earlier Tenda W322E used to
disconnect every 2 minutes (16 times over 30 minutes). With this fix I
got it running for 4 hours (with iperf) without any disconnection.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: N-PHY: update digital filters setup
Rafał Miłecki [Sat, 19 Jul 2014 10:52:42 +0000 (12:52 +0200)]
b43: N-PHY: update digital filters setup

This fixes handling channel 14 and adds code for BCM43217.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agob43: N-PHY: add helper for setting digital filters
Rafał Miłecki [Sat, 19 Jul 2014 10:52:41 +0000 (12:52 +0200)]
b43: N-PHY: add helper for setting digital filters

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agomwifiex: card reset: enable rescan of non-removable card
Andreas Fenkart [Mon, 21 Jul 2014 08:01:52 +0000 (10:01 +0200)]
mwifiex: card reset: enable rescan of non-removable card

mmc_rescan will scan for non-removable cards only once, hence the card
will not be rediscovered.

Signed-off-by: Andreas Fenkart <afenkart@gmail.com>
Acked-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
10 years agoMerge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetoot...
John W. Linville [Tue, 22 Jul 2014 17:50:23 +0000 (13:50 -0400)]
Merge branch 'for-upstream' of git://git./linux/kernel/git/bluetooth/bluetooth-next

10 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
John W. Linville [Tue, 22 Jul 2014 17:49:34 +0000 (13:49 -0400)]
Merge git://git./linux/kernel/git/jberg/mac80211-next

10 years agoMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwif...
John W. Linville [Tue, 22 Jul 2014 16:49:22 +0000 (12:49 -0400)]
Merge branch 'master' of git://git./linux/kernel/git/iwlwifi/iwlwifi-fixes

10 years agoMerge branch 'iwlwifi-fixes' into iwlwifi-next
Emmanuel Grumbach [Tue, 22 Jul 2014 16:26:41 +0000 (19:26 +0300)]
Merge branch 'iwlwifi-fixes' into iwlwifi-next

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Conflicts:
drivers/net/wireless/iwlwifi/mvm/mac80211.c

10 years agoiwlwifi: mvm: reset beacon filtering and BT Coex data upon FW restart
Emmanuel Grumbach [Sun, 13 Jul 2014 06:12:11 +0000 (09:12 +0300)]
iwlwifi: mvm: reset beacon filtering and BT Coex data upon FW restart

When the firmware asserts, we restart the device and reset
the relevant data we hold in the driver. BT Coex data was
not reset and because of that, the driver wouldn't
reconfigure the firmware properly after firmware restart.
Same for beacon filtering. Fix that.

Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>