Alex Hacker [Wed, 3 Aug 2011 11:41:54 +0000 (17:41 +0600)]
ath9k_hw: use register name in place of magic value
Signed-off-by: Alex Hacker <hacker@epn.ru>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Amitkumar Karwar [Wed, 3 Aug 2011 01:42:23 +0000 (18:42 -0700)]
mwifiex: print driver version information
Add code to display driver version information in dmesg after
loading the driver successfully.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Daniel Drake [Mon, 1 Aug 2011 15:43:27 +0000 (16:43 +0100)]
libertas: implement if_sdio runtime power management
The SDIO card is now fully powered down when the network interface is
brought down.
Signed-off-by: Daniel Drake <dsd@laptop.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Daniel Drake [Mon, 1 Aug 2011 15:43:13 +0000 (16:43 +0100)]
libertas: disable functionality when interface is down
Modify the driver so that it does not function when the interface is
down, in preparation for runtime power management.
No commands can be run while the interface is down, so the ndo_dev_stop
routine now directly does all necessary work (including asking the device
to disconnect from the network and disabling multicast functionality)
directly.
power_save and power_restore hooks are added meaning that card drivers
can take steps to turn the device off when the interface is down.
The MAC address can now only be changed when all interfaces are down;
the new address will be programmed when an interface gets brought up.
This matches mac80211 behaviour.
Also, some small cleanups/simplifications were made in the surrounding
device handling logic.
Signed-off-by: Daniel Drake <dsd@laptop.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Helmut Schaa [Mon, 1 Aug 2011 09:32:53 +0000 (11:32 +0200)]
mac80211: Don't use EAPOL frames for rate sampling
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Helmut Schaa [Mon, 1 Aug 2011 09:32:52 +0000 (11:32 +0200)]
mac80211: Fill in skb->protocol information for injected frames
Some drivers (ath9k for example) are using skb->protocol to treat EAPOL
frames somehow special (disallow aggregation for example).
When running in AP mode hostapd injects the EAPOL frames through a
monitor interface and thus skb->protocol isn't set at all. Hence, if the
injected frame is a data frame and carries a rfc1042 headaer update the
skb->protocol field accordingly.
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Joe Perches [Fri, 29 Jul 2011 21:51:25 +0000 (14:51 -0700)]
cfg80211: Update REG_DBG_PRINT macro and uses
Several uses were missing terminating newlines.
Typo fix and macro neatening.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:20 +0000 (17:38 +0530)]
ath9k_hw: Update AR9003 high_power tx gain table
The high_power tx gain table is changed to match the low_ob_db tx gain
table for both 5G and 2G.
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:19 +0000 (17:38 +0530)]
ath9k_hw: Update the radio parameters related to high_power
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:16 +0000 (17:38 +0530)]
ath9k_hw: Optimize rx descriptor processing for AR9003
No need to process RxDone and ds_info status again in case
valid rx status is given.
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:14 +0000 (17:38 +0530)]
ath9k: Remove virtual wiphy specific frame type
This patch cleanups virtual wiphy specific frametype structure
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:13 +0000 (17:38 +0530)]
ath9k: Dump modal eeprom header
Debugfs file location:
<debugfs_mnt>/ieee80211/phy#/ath9k/modal_eeprom
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:12 +0000 (17:38 +0530)]
ath9k: Dump base eeprom header
Debugfs file location:
<debugfs_mnt>/ieee80211/phy#/ath9k/base_eeprom
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:11 +0000 (17:38 +0530)]
ath9k_hw: Add dump_eeprom support for eeprom_def
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:10 +0000 (17:38 +0530)]
ath9k_hw: Add dump_eeprom support for AR9287
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:09 +0000 (17:38 +0530)]
ath9k_hw: Add dump_eeprom support for eeprom_4k
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rajkumar Manoharan [Fri, 29 Jul 2011 12:08:08 +0000 (17:38 +0530)]
ath9k_hw: Add dump_eeprom support for AR9003
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Fri, 29 Jul 2011 02:50:44 +0000 (22:50 -0400)]
lib80211: remove exports for functions not called by other modules
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Sat, 23 Jul 2011 11:57:34 +0000 (13:57 +0200)]
b43: add core rev 17 used on bcma SoC.
This ieee80211 core was found on a Netgear wndr3400.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rafał Miłecki [Sat, 23 Jul 2011 09:10:12 +0000 (11:10 +0200)]
bcma: use boardflags define from ssb code
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rafał Miłecki [Sat, 23 Jul 2011 09:10:11 +0000 (11:10 +0200)]
ssb: define boardflags
They are SPROM specific, so all should be defined in ssb code.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Thu, 28 Jul 2011 12:08:57 +0000 (14:08 +0200)]
ath9k: use the new channel noise value for signal strength and survey info
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Thu, 28 Jul 2011 12:08:56 +0000 (14:08 +0200)]
ath9k_hw: calculate a much better approximation of channel noise
Currently ath9k presents the internal calibrated noise floor as channel
noise measurement, however this results in highly chip specific values
that are only useful as relative measurements but do not resemble any
real channel noise values.
In order to give a much better approximation of the real channel noise,
add the difference between the measured noise floor and the nominal
chip specific noise floor to the default minimum channel noise value,
which is currently used to calculate the signal strength from the RSSI
value. This may not be 100% accurate, but it's much better than what's
there before.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Baruch Siach [Thu, 28 Jul 2011 05:51:05 +0000 (08:51 +0300)]
mac80211/mesh: make the preq queue lock consistent
Make mesh_preq_queue_lock locking consistent with mesh_queue_preq() using
spin_lock_bh().
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Daniel Drake [Wed, 27 Jul 2011 16:19:00 +0000 (17:19 +0100)]
libertas_usb: program OLPC EC wakeup mask for wake-on-WLAN
OLPC power management code has recently gone upstream. This piece
completes the puzzle for libertas_usb, which now programs the OLPC EC
for wlan wakeups when they have been requested.
Signed-off-by: Daniel Drake <dsd@laptop.org>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Wed, 27 Jul 2011 13:01:05 +0000 (15:01 +0200)]
ath9k_hw: do not limit initial tx power to 20 dbm
When testing for tx power, bypass the default limits.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Wed, 27 Jul 2011 13:01:04 +0000 (15:01 +0200)]
ath9k_hw: fix calculated runtime tx power limit
Use the previously calculated maximum of all rates instead of just the one
from the lowest rate of the selected PHY mode.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Wed, 27 Jul 2011 13:01:03 +0000 (15:01 +0200)]
ath9k_hw: remove the tx power index offset
It is always 0
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Wed, 27 Jul 2011 02:27:05 +0000 (22:27 -0400)]
ath5k: remove last references to "softc"
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Wed, 27 Jul 2011 02:26:59 +0000 (22:26 -0400)]
ath5k: clean up base.h and its use
Remove unnecessary includes from base.h. Add includes to other files as
necessary. Don't include base.h unless needed.
Move declarations for functions in base.c from ath5k.h to base.h.
Use a better named define to protect base.h against double inclusion.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Wed, 27 Jul 2011 02:26:52 +0000 (22:26 -0400)]
ath: fix spelling of Grenada
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Tue, 26 Jul 2011 22:52:48 +0000 (18:52 -0400)]
orinoco_cs: be more careful when matching cards with ID 0x0156:0x0002
Without CONFIG_HERMES_PRISM, only match cards that have "Version 01.01"
as the third product ID. Those have Agere firmware.
With CONFIG_HERMES_PRISM, match all 0x0156:0x0002 cards.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Tue, 26 Jul 2011 22:52:41 +0000 (18:52 -0400)]
hostap_cs: support cards with "Version 01.02" as third product ID
Cards with numeric ID 0x0156:0x0002 and third ID "Version 01.02" can be
assumed to have Intersil firmware. Cards with Agere firmware use
"Version 01.01".
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Tue, 26 Jul 2011 22:52:35 +0000 (18:52 -0400)]
pcmcia: add PCMCIA_DEVICE_MANF_CARD_PROD_ID3
This is needed to match wireless cards with Intersil firmware that have
ID 0x0156:0x0002 and the third ID "Version 01.02". Such cards are
currently matched by orinoco_cs, which doesn't support WPA. They should
be matched by hostap_cs.
The first and the second product ID vary widely, so there are few users
with some particular IDs. Of those, very few can submit a patch for
hostap_cs or write a useful bugreport. It's still important to support
their hardware properly.
With PCMCIA_DEVICE_MANF_CARD_PROD_ID3, it should be possible to cover
the remaining Intersil based designs that kept the numeric ID and the
"version" of the reference design.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Tue, 26 Jul 2011 15:36:48 +0000 (11:36 -0400)]
b43legacy: report core number
Signed-off-by: Pavel Roskin <proski@gnu.org>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Helmut Schaa [Fri, 5 Aug 2011 09:46:19 +0000 (11:46 +0200)]
mac80211: Don't use a buf_size=0 in ADDBA requests
According to 802.11-2007, 7.3.1.14 it is compliant to use a buf_size of
0 in ADDBA requests. But some devices (AVM Fritz Stick N) arn't able to
handle that correctly and will reply with an ADDBA reponse with a
buf_size of 0 which in turn will disallow BA sessions for these
devices.
To work around this problem, initialize hw.max_tx_aggregation_subframes
to the maximum AMPDU buffer size 0x40.
Using 0 as default for the bufsize was introduced in commit
5dd36bc933e8be84f8369ac64505a2938f9ce036 (mac80211: allow advertising
correct maximum aggregate size).
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Helmut Schaa [Tue, 26 Jul 2011 10:18:27 +0000 (12:18 +0200)]
mac80211: Stop TX BA session if buf_size is zero
If we receive an ADDBA response with status code 0 and a buf_size of 0
we should stop the TX BA session as otherwise we'll end up queuing
frames in ieee80211_tx_prep_agg forever instead of sending them out as
non AMPDUs.
This fixes a problem with AVM Fritz Stick N wireless devices where
frames to this device are not transmitted anymore by mac80211.
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Mon, 25 Jul 2011 21:40:22 +0000 (17:40 -0400)]
b43legacy: remove 64-bit DMA support
Devices supported by b43legacy don't support 64-bit DMA.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Wey-Yi Guy [Sat, 23 Jul 2011 17:24:50 +0000 (10:24 -0700)]
iwlagn: support v2 of enhanced sensitivity table
Add support for v2 of enhanced sensitivity table for 2000 series products
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Wey-Yi Guy [Sat, 23 Jul 2011 17:24:49 +0000 (10:24 -0700)]
iwlagn: change default sensitivity value for 5000 and 6000 series
Update the default sensitivity value for both 5000 and 6000 series devices
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Sat, 23 Jul 2011 17:24:48 +0000 (10:24 -0700)]
mac80211: remove offchannel_tx API
For iwlwifi, I decided not to use this API since
it just increased the complexity for little gain.
Since nobody else intends to use it, let's kill
it again. If anybody later needs to have it, we
can always revive it then.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Sat, 23 Jul 2011 17:24:47 +0000 (10:24 -0700)]
iwlagn: support new P2P implementation
The previous P2P implementation turned out to
not work well and new uCode capabilities were
added to support P2P. Modify the driver to
take advantage of those, and also discover P2P
support automatically based on a uCode flag
instead of having a Kconfig symbol for P2P.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Sat, 23 Jul 2011 17:24:46 +0000 (10:24 -0700)]
iwlagn: move context init after firmware loading
The availability of contexts depends on the
firmware capabilities. Currently only the
presence of the second context depends on it,
but soon P2P support will also be different.
Move the context initialisation code to the
firmware-dependent setup before registering
with mac80211 to make it easier to handle.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Sat, 23 Jul 2011 17:24:45 +0000 (10:24 -0700)]
iwlagn: bump firmware API for some devices
We're working on improvements for the firmware
for some devices, and need to bump the API for
those since they won't be backward compatible
completely (the earlier patch reserving queue
10 for P2P).
Bump the API version to 6 for those devices
but don't warn users of version 5 yet.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Sat, 23 Jul 2011 17:24:44 +0000 (10:24 -0700)]
iwlagn: separate firmware version warning
We sometimes need to support new firmware API for
a while before we can publish them since testing
them fully takes a long time. We could keep all
the new code private, but that causes plenty of
problems and sometimes we can give a pre-release
version of firmware to people who need to test.
However, when we just bump the API version, the
driver will warn everybody that their firmware is
outdated, when in fact it isn't. (Currently our
case for this doesn't really change the API but
bumping the API version is necessary because the
firmware isn't fully backward compatible)
In order to handle this in the future, add a new
"api_ok" version; only below this will the driver
warn that the uCode is too old.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Wey-Yi Guy [Sat, 23 Jul 2011 17:24:42 +0000 (10:24 -0700)]
iwlagn: Remove ht40 support from 5.2GHz for _bgn devices
For _bgn device, remove ht40 support for 5.2GHz, it is probably ok since
the "band" is not support but just feel strange.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Wey-Yi Guy [Sat, 23 Jul 2011 17:24:41 +0000 (10:24 -0700)]
iwlagn: default smps mode for 1000 series device
1000 series are 1x2 devices, the old default using static smps which only
use single antenna for rx, set the default to dynamic smps.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Sat, 23 Jul 2011 17:24:40 +0000 (10:24 -0700)]
iwlagn: reserve queue 10 for TX during scan dwell
New uCode images will use queue 10 for TX
during scan (for P2P offchannel operation
scan). We'll bump the API version of those,
but before we need to reserve queue 10 and
stop using it for aggregation.
To simplify the code, always reserve it,
we could continue using it on older uCode
images but that'd be rather complicated.
Also, we'll set it up to map to the right
FIFO as needed later, but as we don't use
the queue now that doesn't hurt.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Sat, 23 Jul 2011 13:29:09 +0000 (09:29 -0400)]
ath5k: eliminate CHANNEL_* macros, use AR5K_MODE_* in channel->hw_value
When checking for the band, use channel->band.
Change ath5k_hw_nic_wakeup() and ath5k_channel_ok() to take
ieee80211_channel. Change ath5k_hw_radio_revision() to take
ieee80211_band.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Acked-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Sat, 23 Jul 2011 13:29:03 +0000 (09:29 -0400)]
ath5k: remove most references to XR
XR is a proprietary feature of the chipset. It's not supported and
should not be supported.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Acked-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Sat, 23 Jul 2011 13:28:56 +0000 (09:28 -0400)]
ath5k: remove unused and write-only structures and fields
struct ath5k_avg_val is unused.
In struct ath5k_hw, lladdr, ah_radar and ah_mac_revision are write-only,
rxbufsize is unused, ah_phy is write-only and referenced by unused
macros.
In struct ath5k_vif, lladdr is write-only.
Remove AR5K_TUNE_RADAR_ALERT, which has no effect.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Acked-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Pavel Roskin [Sat, 23 Jul 2011 07:55:39 +0000 (03:55 -0400)]
ath9k: remove all references to subsysid, it's never used
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:15 +0000 (01:20 +0200)]
bcm47xx: fix irq assignment for new SoCs.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:14 +0000 (01:20 +0200)]
bcm47xx: add support for bcma bus
This patch add support for the bcma bus. Broadcom uses only Mips 74K
CPUs on the new SoC and on the old ons using ssb bus there are no Mips
74K CPUs.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:13 +0000 (01:20 +0200)]
bcm47xx: make it possible to build bcm47xx without ssb.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:12 +0000 (01:20 +0200)]
bcm47xx: prepare to support different buses
Prepare bcm47xx to support different System buses. Before adding
support for bcma it should be possible to build bcm47xx without the
need of ssb. With this patch bcm47xx does not directly contain a
ssb_bus, but a union contain all the supported system buses. As a SoC
just uses one system bus a union is a good choice.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:11 +0000 (01:20 +0200)]
bcma: get CPU clock
Add method to return the clock of the CPU. This is needed by the arch
code to calculate the mips_hpt_frequency.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:10 +0000 (01:20 +0200)]
bcma: add serial console support
This adds support for serial console to bcma, when operating on an SoC.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:09 +0000 (01:20 +0200)]
bcma: add mips driver
This adds a mips driver to bcma. This is only found on embedded
devices. For now the driver just initializes the irqs used on this
system.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:08 +0000 (01:20 +0200)]
bcma: add SOC bus
This patch adds support for using bcma on a Broadcom SoC as the system
bus. An SoC like the bcm4716 could register this bus and use it to
searches for the bcma cores and register the devices on this bus.
BCMA_HOSTTYPE_NONE was intended for SoCs at first but BCMA_HOSTTYPE_SOC
is a better name.
Acked-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:07 +0000 (01:20 +0200)]
bcma: add functions to scan cores needed on SoCs
The chip common and mips core have to be setup early in the boot
process to get the cpu clock.
bcma_bus_early_register() gets pointers to some space to store the core
data and searches for the chip common and mips core and initializes
chip common. After that was done and the kernel is out of early boot we
just have to run bcma_bus_register() and it will search for the other
cores, initialize and register them.
The cores are getting the same numbers as before.
Acked-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:06 +0000 (01:20 +0200)]
bcma: move initializing of struct bcma_bus to own function.
This makes it possible to use this code in some other method.
Acked-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Hauke Mehrtens [Fri, 22 Jul 2011 23:20:05 +0000 (01:20 +0200)]
bcma: move parsing of EEPROM into own function.
Move the parsing of the EEPROM data in scan function for one core into
an own function. Now we are able to use it in some other scan function
as well.
Acked-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sergei Shtylyov [Fri, 22 Jul 2011 15:58:23 +0000 (19:58 +0400)]
ath9k: use pci_dev->subsystem_device
The driver reads PCI subsystem ID from the PCI configuration register while it's
already stored by the PCI subsystem in the 'subsystem_device' field of 'struct
pci_dev'...
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Bing Zhao [Fri, 22 Jul 2011 03:25:58 +0000 (20:25 -0700)]
mwifiex: remove redundant variable scan_table_idx
mwifiex_get_bss_info() routine updates variable 'info->scan_table_idx'
but it is never used.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Daniel Drake [Thu, 21 Jul 2011 19:43:44 +0000 (20:43 +0100)]
libertas_usb: use USB interface as parent device
Currently, "udevadm info -a -p /sys/class/net/wlan0" doesn't mention
the usb8xxx or libertas driver anywhere. This makes writing udev rules
a bit uncomfortable.
Using the USB interface as the parent device corrects the hierarchy.
Signed-off-by: Daniel Drake <dsd@laptop.org>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Daniel Drake [Thu, 21 Jul 2011 19:43:17 +0000 (20:43 +0100)]
libertas: link mesh device to wiphy
The mesh device is now exposed as an interface of the wiphy.
This exposes the mesh device to the cfg80211 interface, allowing
mesh channel selection to be reimplemented, and available to
NetworkManager as it was before.
Some header tweaking was needed in order to implement lbs_mesh_activated().
Signed-off-by: Daniel Drake <dsd@laptop.org>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Fri, 15 Jul 2011 11:01:38 +0000 (13:01 +0200)]
cfg80211: remove unused wext handler exports
A lot of code is dedicated to giving drivers the
ability to use cfg80211's wext handlers without
completely converting. However, only orinoco is
currently using this, and it is only partially
using it.
We reduce the size of both the source and binary
by removing those that nobody needs. If a driver
shows up that needs it during conversion, we can
add back those that are needed.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Bing Zhao [Thu, 14 Jul 2011 01:38:34 +0000 (18:38 -0700)]
mwifiex: remove wireless.h inclusion and fix resulting bugs
replace IW_MAX_AP & IW_CUSTOM_MAX with local definitions
and remove usage of struct iw_statistics.
Cc: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:19 +0000 (10:39 +0200)]
mac80211: remove linux/wireless.h inclusion
linux/wireless.h is for wireless extensions only, so
mac80211 shouldn't include it since it uses cfg80211.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:18 +0000 (10:39 +0200)]
mwifiex: add wext include
In trying to remove the wext includes from mac80211
and cfg80211 I found that mwifiex currently uses
them. This is wrong, it shouldn't, but to not break
it completely include wext there.
Please remove this and fix all the resulting bugs.
Cc: Bing Zhao <bzhao@marvell.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:17 +0000 (10:39 +0200)]
wl1251: remove wext dependencies
This driver uses IW_ESSID_MAX_SIZE when it should
be using IEEE80211_MAX_SSID_LEN instead.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:16 +0000 (10:39 +0200)]
wl12xx: remove wext dependencies
This driver uses IW_ESSID_MAX_SIZE when it should
be using IEEE80211_MAX_SSID_LEN instead.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:15 +0000 (10:39 +0200)]
rndis_wlan: remove wireless extensions inclusions
linux/wireless.h and net/iw_handler.h headers are
for wireless extensions only, so mac80211 drivers
shouldn't be including them.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:14 +0000 (10:39 +0200)]
b43legacy: remove wireless extensions inclusions
linux/wireless.h and net/iw_handler.h headers are
for wireless extensions only, so mac80211 drivers
shouldn't be including them.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:13 +0000 (10:39 +0200)]
b43: remove wireless extensions inclusions
linux/wireless.h and net/iw_handler.h headers are
for wireless extensions only, so mac80211 drivers
shouldn't be including them.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:12 +0000 (10:39 +0200)]
ath5k: remove wireless extensions inclusions
linux/wireless.h and net/iw_handler.h headers are
for wireless extensions only, so mac80211 drivers
shouldn't be including them.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:11 +0000 (10:39 +0200)]
iwlegacy: remove wireless extensions inclusions
linux/wireless.h and net/iw_handler.h headers are
for wireless extensions only, so mac80211 drivers
shouldn't be including them.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:10 +0000 (10:39 +0200)]
iwlagn: remove wireless extensions inclusions
linux/wireless.h and net/iw_handler.h headers are
for wireless extensions only, so mac80211 drivers
shouldn't be including them.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Johannes Berg [Wed, 13 Jul 2011 08:39:09 +0000 (10:39 +0200)]
cfg80211: split wext compatibility to separate header
A lot of drivers erroneously use wext constants
and don't notice since cfg80211.h includes them.
Make this more split up so drivers needing wext
compatibility from cfg80211 need to explicitly
include that from cfg80211-wext.h.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
John W. Linville [Wed, 3 Aug 2011 13:18:21 +0000 (09:18 -0400)]
Merge git://git./linux/kernel/git/linville/wireless-next into for-davem
Wey-Yi Guy [Tue, 2 Aug 2011 16:08:37 +0000 (09:08 -0700)]
iwlagn: 5000 do not support idle mode
5000 series has issue supporting power save idle mode:
commit
9dc2153315650eae220898668b6aa56a25c130be
iwlwifi: always support idle mode for agn devices
For agn devices, always support idle mode which help power
consumption in idle unassociated state.
the above changes cause 5000 become not stable when power management is "on"
http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2312
Cc: stable@kernel.org #2.6.39, #3.0.0
Reported-by: Devin J Pohly <djpohly+iwl@gmail.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Stanislaw Gruszka [Tue, 2 Aug 2011 11:29:02 +0000 (13:29 +0200)]
rt2x00: fix usage of NULL queue
We may call rt2x00queue_pause_queue(queue) with queue == NULL. Bug
was introduced by commit
62fe778412b36791b7897cfa139342906fbbf07b
"rt2x00: Fix stuck queue in tx failure case" .
Cc: stable@kernel.org # 3.0+
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Helmut Schaa [Tue, 2 Aug 2011 09:43:14 +0000 (11:43 +0200)]
rt2x00: Fix compilation without CONFIG_RT2X00_LIB_CRYPTO
This was introduced by commit
77b5621bac4a56b83b9081f48d4e7d1accdde400 (rt2x00: Don't use queue entry
as parameter when creating TX descriptor.)
Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Reported-by: Randy Dunlap <rdunlap@xenotime.net>
Acked-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Emmanuel Grumbach [Mon, 1 Aug 2011 19:46:57 +0000 (12:46 -0700)]
iwlagn: sysfs couldn't find the priv pointer
This bug has been introduced by:
d593411084a56124aa9d80aafa15db8463b2d8f7
Author: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Date: Mon Jul 11 10:48:51 2011 +0300
iwlagn: simplify the bus architecture
Revert part of the buggy patch: dev_get_drvdata will now return
iwl_priv as it did before the patch.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Tested-by: Daniel Halperin <dhalperi@cs.washington.edu>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Stanislaw Gruszka [Sat, 30 Jul 2011 11:32:56 +0000 (13:32 +0200)]
rt2x00: rt2800: fix zeroing skb structure
We should clear skb->data not skb itself. Bug was introduced by:
commit
0b8004aa12d13ec750d102ba4082a95f0107c649 "rt2x00: Properly
reserve room for descriptors in skbs".
Cc: stable@kernel.org # 2.6.36+
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Larry Finger [Fri, 29 Jul 2011 15:53:12 +0000 (10:53 -0500)]
rtlwifi: Fix kernel oops on ARM SOC
This driver uses information from the self member of the pci_bus struct to
get information regarding the bridge to which the PCIe device is attached.
Unfortunately, this member is not established on all architectures, which
leads to a kernel oops.
Skipping the entire block that uses the self member to determine the bridge
vendor will only affect RTL8192DE devices as that driver sets the ASPM support
flag differently when the bridge vendor is Intel. If the self member is
available, there is no functional change.
This patch fixes Bugzilla No. 40212.
Reported-by: Hubert Liao <liao.hubertt@gmail.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@kernel.org> [back to 2.6.38]
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Stanislaw Gruszka [Fri, 29 Jul 2011 13:59:08 +0000 (15:59 +0200)]
ath9k: skip ->config_pci_powersave() if PCIe port has ASPM disabled
We receive many bug reports about system hang during suspend/resume
when ath9k driver is in use. Adrian Chadd remarked that this problem
happens on systems that have ASPM disabled.
To do not hit the bug, skip doing ->config_pci_powersave magic if PCIe
downstream port device, which ath9k device is connected to, has ASPM
disabled.
Bug was introduced by:
commit
53bc7aa08b48e5cd745f986731cc7dc24eef2a9f
Author: Vivek Natarajan <vnatarajan@atheros.com>
Date: Mon Apr 5 14:48:04 2010 +0530
ath9k: Add support for newer AR9285 chipsets.
Patch should address:
https://bugzilla.kernel.org/show_bug.cgi?id=37462
https://bugzilla.kernel.org/show_bug.cgi?id=37082
https://bugzilla.redhat.com/show_bug.cgi?id=697157
however I did not receive confirmation about that, except from Camilo
Mesias, whose system stops hang regularly with this patch (but still
hangs from time to time, but this is probably some other bug).
Tested-by: Camilo Mesias <camilo@mesias.co.uk>
Cc: stable@kernel.org # 2.6.35+
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Dan Carpenter [Fri, 29 Jul 2011 08:52:18 +0000 (11:52 +0300)]
cfg80211: off by one in nl80211_trigger_scan()
The test is off by one so we'd read past the end of the
wiphy->bands[] array on the next line.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Stanislaw Gruszka [Wed, 27 Jul 2011 13:37:43 +0000 (15:37 +0200)]
iwlegacy: set tx power after rxon_assoc
If settings of tx power was deferred during scan or changing channel we
have to setup them during commit rxon. Fix problem on 3945 (4965 already
has this fix).
Optimize code to apply tx settings only when tx power was actually
changed.
Cc: stable@kernel.org # 2.6.39+
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Wed, 27 Jul 2011 13:01:02 +0000 (15:01 +0200)]
ath9k: initialize tx chainmask before testing channel tx power values
With an uninitialized chainmask, the per-channel power will only contain
the power limits for a single chain instead of the combined tx power.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Cc: stable@kernel.org
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Linus Torvalds [Thu, 28 Jul 2011 12:58:19 +0000 (05:58 -0700)]
Merge git://git./linux/kernel/git/davem/net
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (32 commits)
tg3: Remove 5719 jumbo frames and TSO blocks
tg3: Break larger frags into 4k chunks for 5719
tg3: Add tx BD budgeting code
tg3: Consolidate code that calls tg3_tx_set_bd()
tg3: Add partial fragment unmapping code
tg3: Generalize tg3_skb_error_unmap()
tg3: Remove short DMA check for 1st fragment
tg3: Simplify tx bd assignments
tg3: Reintroduce tg3_tx_ring_info
ASIX: Use only 11 bits of header for data size
ASIX: Simplify condition in rx_fixup()
Fix cdc-phonet build
bonding: reduce noise during init
bonding: fix string comparison errors
net: Audit drivers to identify those needing IFF_TX_SKB_SHARING cleared
net: add IFF_SKB_TX_SHARED flag to priv_flags
net: sock_sendmsg_nosec() is static
forcedeth: fix vlans
gianfar: fix bug caused by
87c288c6e9aa31720b72e2bc2d665e24e1653c3e
gro: Only reset frag0 when skb can be pulled
...
Linus Torvalds [Thu, 28 Jul 2011 12:50:27 +0000 (05:50 -0700)]
Merge branch 'for-linus' of git://neil.brown.name/md
* 'for-linus' of git://neil.brown.name/md: (75 commits)
md/raid10: handle further errors during fix_read_error better.
md/raid10: Handle read errors during recovery better.
md/raid10: simplify read error handling during recovery.
md/raid10: record bad blocks due to write errors during resync/recovery.
md/raid10: attempt to fix read errors during resync/check
md/raid10: Handle write errors by updating badblock log.
md/raid10: clear bad-block record when write succeeds.
md/raid10: avoid writing to known bad blocks on known bad drives.
md/raid10 record bad blocks as needed during recovery.
md/raid10: avoid reading known bad blocks during resync/recovery.
md/raid10 - avoid reading from known bad blocks - part 3
md/raid10: avoid reading from known bad blocks - part 2
md/raid10: avoid reading from known bad blocks - part 1
md/raid10: Split handle_read_error out from raid10d.
md/raid10: simplify/reindent some loops.
md/raid5: Clear bad blocks on successful write.
md/raid5. Don't write to known bad block on doubtful devices.
md/raid5: write errors should be recorded as bad blocks if possible.
md/raid5: use bad-block log to improve handling of uncorrectable read errors.
md/raid5: avoid reading from known bad blocks.
...
Linus Torvalds [Thu, 28 Jul 2011 12:49:31 +0000 (05:49 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6:
sound: oss: rename local change_bits to avoid powerpc bitsops.h definition
ALSA: hda - Fix duplicated DAC assignments for Realtek
ALSA: asihpi - off by one in asihpi_hpi_ioctl()
ALSA: hda - Fix Oops with Realtek quirks with NULL adc_nids
ALSA: asihpi - bug fix pa use before init.
ALSA: hda - Add support for vref-out based mute LED control on IDT codecs
Matt Carlson [Wed, 27 Jul 2011 14:20:54 +0000 (14:20 +0000)]
tg3: Remove 5719 jumbo frames and TSO blocks
The A0 revision of this chip is the only device that requires these
features to be disabled.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Wed, 27 Jul 2011 14:20:53 +0000 (14:20 +0000)]
tg3: Break larger frags into 4k chunks for 5719
The 5719 has bug where RDMAs larger than 4k can cause problems. This
patch works around the problem by dividing larger DMA requests into
something the hardware can handle.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Wed, 27 Jul 2011 14:20:52 +0000 (14:20 +0000)]
tg3: Add tx BD budgeting code
As the driver breaks large skb fragments into smaller submissions to the
hardware, there is a new danger that BDs might get exhausted before all
fragments have been mapped. This patch adds code to make sure tx BDs
aren't oversubscribed and flag the condition if it happens.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Wed, 27 Jul 2011 14:20:51 +0000 (14:20 +0000)]
tg3: Consolidate code that calls tg3_tx_set_bd()
This patch consolidates all code that populates tx BDs into a single
routine. Setting tx BDs needs to be more carefully controlled to see if
workarounds need to be applied.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Wed, 27 Jul 2011 14:20:50 +0000 (14:20 +0000)]
tg3: Add partial fragment unmapping code
The following patches are going to break skb fragments into smaller
sizes. This patch attempts to make the change easier to digest by only
addressing the skb teardown portion.
The patch modifies the driver to skip over any BDs that have a flag set
that indicates the BD isn't the beginning of an skb fragment. Such BDs
were a result of segmentation and do not need a pci_unmap_page() call.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Wed, 27 Jul 2011 14:20:49 +0000 (14:20 +0000)]
tg3: Generalize tg3_skb_error_unmap()
In the following patches, unmapping skb fragments will get just as
complicated as mapping them. This patch generalizes
tg3_skb_error_unmap() and makes it the one-stop-shop for skb unmapping.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
projects / firefly-linux-kernel-4.4.55.git / log