GitHub/exynos8895/android_kernel_samsung_universal8895.git
12 years agoiwlwifi: move apm_init to start_hw
Emmanuel Grumbach [Sun, 8 Jan 2012 11:24:57 +0000 (13:24 +0200)]
iwlwifi: move apm_init to start_hw

This is transport related

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: move prepare_card_hw to start_hw
Emmanuel Grumbach [Sun, 8 Jan 2012 11:24:57 +0000 (13:24 +0200)]
iwlwifi: move prepare_card_hw to start_hw

Kill the trans_ops->prepare_card_hw which is now useless.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: rename trans_ops->request_irq to trans_ops->start_hw
Emmanuel Grumbach [Sun, 8 Jan 2012 11:22:16 +0000 (13:22 +0200)]
iwlwifi: rename trans_ops->request_irq to trans_ops->start_hw

This handler will become thicker, reflect its real role now.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: don't use the bus for ucode fw_desc any more
Emmanuel Grumbach [Tue, 3 Jan 2012 14:28:12 +0000 (16:28 +0200)]
iwlwifi: don't use the bus for ucode fw_desc any more

This is transport related

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: remove the pointer to dev from the bus layer
Emmanuel Grumbach [Wed, 4 Jan 2012 12:23:20 +0000 (14:23 +0200)]
iwlwifi: remove the pointer to dev from the bus layer

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: give trans to all the read / write functions
Emmanuel Grumbach [Tue, 3 Jan 2012 14:56:15 +0000 (16:56 +0200)]
iwlwifi: give trans to all the read / write functions

From now on, the transport layer in charge of providing access to the
device. So change all the driver to give a pointer to the transport
to all the low level functions that actually access the device.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: the read / write register ops move to transport
Emmanuel Grumbach [Tue, 3 Jan 2012 11:48:07 +0000 (13:48 +0200)]
iwlwifi: the read / write register ops move to transport

Most of the accesses to the registers are done from the transport layer.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: move the bus configuration to transport
Emmanuel Grumbach [Thu, 2 Feb 2012 22:33:08 +0000 (14:33 -0800)]
iwlwifi: move the bus configuration to transport

All the bus configuration is now done in the transport
allocation fucntion.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: allocate the transport from the bus layer
Emmanuel Grumbach [Thu, 2 Feb 2012 22:16:59 +0000 (14:16 -0800)]
iwlwifi: allocate the transport from the bus layer

Change the way we alloc the transport on the way.
Since the transport is allocated from a bus specific area, we can
give the bus specific parameters (i.e. pci_dev for PCI) to the
transport. This will be useful when the bus layer will be killed.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: move the shrd memory from priv
Emmanuel Grumbach [Thu, 2 Feb 2012 22:08:57 +0000 (14:08 -0800)]
iwlwifi: move the shrd memory from priv

Allocating the shrd area dynamically will allow more agility
while revamping the flows.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: separate the APM from the EEPROM
Emmanuel Grumbach [Wed, 4 Jan 2012 14:57:09 +0000 (16:57 +0200)]
iwlwifi: separate the APM from the EEPROM

There is no link between the two. Ensure that the NIC is on outside
the code of the EEPROM handling.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: Connect IDI transport to driver.
Gregory Greenman [Tue, 10 Jan 2012 17:22:56 +0000 (19:22 +0200)]
iwlwifi: Connect IDI transport to driver.

This patch connects IDI transport to driver. It does so
by using a number of ifdefs at this stage.
IDI is a new transport that is under development.

Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: add fw_alive to transport layer API, kill tx_start
Emmanuel Grumbach [Mon, 2 Jan 2012 14:10:08 +0000 (16:10 +0200)]
iwlwifi: add fw_alive to transport layer API, kill tx_start

Define a new handler in the transport layer API: fw_alive.
Move iwl_reset_ict to this new handler, and move the content
of tx_start to this handler.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...
Wey-Yi Guy [Thu, 2 Feb 2012 21:38:27 +0000 (13:38 -0800)]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless-next into wireless-next

12 years agortlwifi: Convert to asynchronous firmware load
Larry Finger [Mon, 30 Jan 2012 15:54:49 +0000 (09:54 -0600)]
rtlwifi: Convert to asynchronous firmware load

This patch addresses a kernel bugzilla report and two recent mail threads.

The kernel bugzilla report is https://bugzilla.kernel.org/show_bug.cgi?id=42632,
which reports a udev timeout on boot.

The first mail thread, which was on LKML (http://lkml.indiana.edu/hypermail/
linux/kernel/1112.3/00965.html) was for a WARNING that occurs after a
suspend/resume cycle for rtl8192cu.

The scond mail thread (http://marc.info/?l=linux-wireless&m=132655490826766&w=2)
concerned changes in udev that break drivers that delay while firmware is loaded
on modprobe.

This patch converts all rtlwifi-based drivers to use the asynchronous firmware
loading mechanism. Drivers rtl8192ce, rtl8192cu and rtl8192de share a common
callback routine. Driver rtl8192se needs different handling of the firmware,
thus it has its own code.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@vger.kernel.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k: Print the correct channel mode
Sujith Manoharan [Mon, 30 Jan 2012 08:51:42 +0000 (14:21 +0530)]
ath9k: Print the correct channel mode

channelFlags doesn't contain the operating HT mode.
Use IS_CHAN_HT40 to determine if the current channel is
in HT40 mode.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k_htc: Load firmware asynchronously
Sujith Manoharan [Mon, 30 Jan 2012 08:47:18 +0000 (14:17 +0530)]
ath9k_htc: Load firmware asynchronously

This patch modifies ath9k_htc to load the needed
firmware in an asynchronous manner, fixing timeouts
that were introduced with the new udev changes.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoMAINTAINERS: update b43(legacy) mailing list
Rafał Miłecki [Sun, 29 Jan 2012 10:59:42 +0000 (11:59 +0100)]
MAINTAINERS: update b43(legacy) mailing list

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoiwlwifi: always restrict scan dwell in P2P
Johannes Berg [Sat, 28 Jan 2012 16:30:52 +0000 (08:30 -0800)]
iwlwifi: always restrict scan dwell in P2P

Whenever the PAN (P2P) context is active, it
has timers in the uCode that prevent sleep,
so scanning can't be out of channel for more
than the beacon interval programmed into the
device.

Before this patch, a full scan including any
passive channels when P2P was active would
stall forever because it wouldn't find time
to execute the passive requests (for default
beacon intervals of 100 TU.)

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>
12 years agoiwlwifi: add option to disalbe LED
Wey-Yi Guy [Sat, 28 Jan 2012 16:30:51 +0000 (08:30 -0800)]
iwlwifi: add option to disalbe LED

Led has no use for some platform.
Add additional module parameter option to disable LED

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoiwlwifi: fix uCode event tracing
Johannes Berg [Sat, 28 Jan 2012 16:30:50 +0000 (08:30 -0800)]
iwlwifi: fix uCode event tracing

Fix multiple bugs in event tracing:

1) If you enable uCode tracing with the device down,
   it will still attempt to access the device and
   continuously log "MAC is in deep sleep!" errors.
   Fix this by only starting logging when the device
   is actually alive.

2) Now you can set the flag when the device is down,
   but logging doesn't happen when you bring it up.
   To fix that, start logging when the device comes
   alive. This means we don't log before -- we could
   do that but I don't need it right now.

3) For some reason we read the error instead of the
   event log -- use the right pointer.

4) Optimise SRAM reading of event log header.

5) Fix reading write pointer == capacity, which can
   happen due to racy SRAM access

6) Most importantly: fix an error where we would try
   to read WAY too many events (like 2^32-300) when
   we read the wrap counter before it is updated by
   the uCode -- this does happen in practice and will
   cause the driver to hang the machine.

7) Finally, change the timer to 10ms instead of 100ms
   as 100ms is too slow to capture all data with a
   normal event log and with 100ms the log will wrap
   multiple times before we have a chance to read it.

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>
12 years agoiwlwifi: fix typo
Wey-Yi Guy [Sat, 28 Jan 2012 16:30:49 +0000 (08:30 -0800)]
iwlwifi: fix typo

Fix few places of typo

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: Move num_sta_ps counter decrement after synchronize_rcu
Helmut Schaa [Fri, 27 Jan 2012 10:02:53 +0000 (11:02 +0100)]
mac80211: Move num_sta_ps counter decrement after synchronize_rcu

Unted the assumption that the sta struct is still accessible before the
synchronize_rcu call we should move the num_sta_ps counter decrement
after synchronize_rcu to avoid incorrect decrements if num_sta_ps.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: add support for mcs masks
Simon Wunderlich [Sat, 28 Jan 2012 16:25:33 +0000 (17:25 +0100)]
mac80211: add support for mcs masks

* Handle MCS masks set by the user.
* Match rates provided by the rate control algorithm to the mask set,
  also in HT mode, and switch back to legacy mode if necessary.
* add debugfs files to observate the rate selection

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agonl80211: add support for mcs masks
Simon Wunderlich [Sat, 28 Jan 2012 16:25:32 +0000 (17:25 +0100)]
nl80211: add support for mcs masks

Allow to set mcs masks through nl80211. We also allow to set MCS
rates but no legacy rates (and vice versa).

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortlwifi: Move pr_fmt macros to a single location
Larry Finger [Fri, 27 Jan 2012 19:59:25 +0000 (13:59 -0600)]
rtlwifi: Move pr_fmt macros to a single location

Although the rtlwifi family of devices contains 11 copies of the pr_fmt
macro, the macro is not defined for all routines that need it. By moving
the macro to wifi.h, a single copy is available for all routines.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: Fix incorrect num_sta_ps decrement in ap_sta_ps_end
Helmut Schaa [Mon, 30 Jan 2012 14:18:00 +0000 (15:18 +0100)]
mac80211: Fix incorrect num_sta_ps decrement in ap_sta_ps_end

If the driver blocked this specific STA with the help of
ieee80211_sta_block_awake we won't clear WLAN_STA_PS_STA later but
still decrement num_sta_ps. Hence, the next data frame from this
STA will trigger ap_sta_ps_end again and also decrement num_sta_ps
again leading to an incorrect num_sta_ps counter.

This can result in problems with powersaving clients not waking up
from PS because the TIM calculation might be skipped due to the
incorrect num_sta_ps counter.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: Fix incorrect num_sta_ps decrement in __sta_info_destroy
Helmut Schaa [Fri, 27 Jan 2012 10:02:51 +0000 (11:02 +0100)]
mac80211: Fix incorrect num_sta_ps decrement in __sta_info_destroy

When WLAN_STA_PS_DRIVER is set by ieee80211_sta_block_awake the
num_sta_ps counter is not incremented. Hence, we shouldn't decrement
it in __sta_info_destroy if only WLAN_STA_PS_DRIVER is set. This
could result in an incorrect num_sta_ps counter leading to strange side
effects with associated powersaving clients.

Fix this by only decrementing num_sta_ps when WLAN_STA_PS_STA was set
before.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: station state transition error handling
Johannes Berg [Thu, 12 Jan 2012 08:31:10 +0000 (09:31 +0100)]
mac80211: station state transition error handling

In the future, when we start notifying drivers,
state transitions could potentially fail. To make
it easier to distinguish between programming bugs
and driver failures:
 * rename sta_info_move_state() to
   sta_info_pre_move_state() which can only be
   called before the station is inserted (and
   check this with a new station flag).
 * rename sta_info_move_state_checked() to just
   plain sta_info_move_state(), as it will be
   the regular function that can fail for more
   than just one reason (bad transition or an
   error from the driver)

This makes the programming model easier -- one of
the functions can only be called before insertion
and can't fail, the other can fail.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoRevert "mac80211: Do not scan for IBSS merge with a fixed BSSID."
John W. Linville [Mon, 30 Jan 2012 20:28:11 +0000 (15:28 -0500)]
Revert "mac80211: Do not scan for IBSS merge with a fixed BSSID."

This reverts commit f1e3be1561c43b6bbe2426e34849fb1486dc313b.

Johannes Berg <johannes@sipsolutions.net> thinks that this patch is
incorrect.  I'll defer to his judgment.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k: use WARN_ON_ONCE in ath_rc_get_highest_rix
John W. Linville [Mon, 30 Jan 2012 15:53:55 +0000 (10:53 -0500)]
ath9k: use WARN_ON_ONCE in ath_rc_get_highest_rix

The device seems to survive the issue, so no need to flood the logs
about it...

Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoiwlwifi: always restrict scan dwell in P2P
Johannes Berg [Fri, 20 Jan 2012 13:39:19 +0000 (14:39 +0100)]
iwlwifi: always restrict scan dwell in P2P

Whenever the PAN (P2P) context is active, it
has timers in the uCode that prevent sleep,
so scanning can't be out of channel for more
than the beacon interval programmed into the
device.

Before this patch, a full scan including any
passive channels when P2P was active would
stall forever because it wouldn't find time
to execute the passive requests (for default
beacon intervals of 100 TU.)

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: add option to disalbe LED
Wey-Yi Guy [Thu, 19 Jan 2012 20:16:46 +0000 (12:16 -0800)]
iwlwifi: add option to disalbe LED

Led has no use for some platform.
Add additional module parameter option to disable LED

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: fix uCode event tracing
Johannes Berg [Fri, 13 Jan 2012 10:56:11 +0000 (11:56 +0100)]
iwlwifi: fix uCode event tracing

Fix multiple bugs in event tracing:

1) If you enable uCode tracing with the device down,
   it will still attempt to access the device and
   continuously log "MAC is in deep sleep!" errors.
   Fix this by only starting logging when the device
   is actually alive.

2) Now you can set the flag when the device is down,
   but logging doesn't happen when you bring it up.
   To fix that, start logging when the device comes
   alive. This means we don't log before -- we could
   do that but I don't need it right now.

3) For some reason we read the error instead of the
   event log -- use the right pointer.

4) Optimise SRAM reading of event log header.

5) Fix reading write pointer == capacity, which can
   happen due to racy SRAM access

6) Most importantly: fix an error where we would try
   to read WAY too many events (like 2^32-300) when
   we read the wrap counter before it is updated by
   the uCode -- this does happen in practice and will
   cause the driver to hang the machine.

7) Finally, change the timer to 10ms instead of 100ms
   as 100ms is too slow to capture all data with a
   normal event log and with 100ms the log will wrap
   multiple times before we have a chance to read it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoiwlwifi: fix typo
Wey-Yi Guy [Fri, 6 Jan 2012 23:47:59 +0000 (15:47 -0800)]
iwlwifi: fix typo

Fix few places of typo

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
12 years agoMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...
Wey-Yi Guy [Sat, 28 Jan 2012 16:07:03 +0000 (08:07 -0800)]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless-next into wireless-next

12 years agomwl8k: Configuring correct MAC address in broadcast key
Yogesh Ashok Powar [Fri, 27 Jan 2012 10:38:27 +0000 (16:08 +0530)]
mwl8k: Configuring correct MAC address in broadcast key

While configuring the broadcast key in the hardware, in
multi-BSS environment, BSSes other than first were
incorrectly configured with the MAC address of first
BSS. Fixing it with correct MAC addresses.

Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: Do not scan for IBSS merge with a fixed BSSID.
Nicolas Cavallari [Thu, 26 Jan 2012 12:36:34 +0000 (13:36 +0100)]
mac80211: Do not scan for IBSS merge with a fixed BSSID.

Currently, when we are on an IBSS network with no active station,
we would scan for other BSSID, even if fixed_bssid is on,  due to
a bug in ibss.c,  where fixed_channel would be checked instead of
fixed_bssid.  This would trigger useless scans where scan results
would not be used anyway.

This patch also reverts commit 39d02a7d90602d4557ee05db2a157a4e0,
which assumed that the ifibss->fixed_channel check was legitimate
to disable single-channel scans.  IBSS single-channel scan should
now be fixed.

Signed-off-by: Nicolas Cavallari <cavallar@lri.fr>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: send null packet on active (psm) reconfiguration
Eliad Peller [Thu, 26 Jan 2012 11:36:05 +0000 (13:36 +0200)]
mac80211: send null packet on active (psm) reconfiguration

The sta might be in psm against the ap (e.g. because
this was the before a hw restart), so we explicitly
send a null packet in order to make sure it'll
sync against the ap (and get out of psm).

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agonfc: NULL vs zero in nci_activate_target()
Dan Carpenter [Thu, 26 Jan 2012 06:13:31 +0000 (09:13 +0300)]
nfc: NULL vs zero in nci_activate_target()

This is a pointer so it should be NULL instead of zero.  Sparse
complains about this stuff:
net/nfc/nci/core.c:447:37: warning: Using plain integer as NULL pointer

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwifiex: update BSS parameters in dump_station_info()
Amitkumar Karwar [Wed, 25 Jan 2012 04:50:25 +0000 (20:50 -0800)]
mwifiex: update BSS parameters in dump_station_info()

This enables user to check beacon interval, DTIM period, short slot
time and short preamble information using "iw dev mlan0 link" command
when station is in connected state.

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>
12 years agomwifiex: pass priv pointer instead of adapter
Avinash Patil [Wed, 25 Jan 2012 04:50:24 +0000 (20:50 -0800)]
mwifiex: pass priv pointer instead of adapter

Pass mwifiex_private pointer directly to wmm_add_buf_txqueue()
instead of passing adapter and then deriving priv again in
mwifiex_get_priv_by_id(). This reduces a 'for' loop in TX path.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agort2800usb: remove PWR_PIN_CFG=0x3 during init
Stanislaw Gruszka [Tue, 24 Jan 2012 13:09:09 +0000 (14:09 +0100)]
rt2800usb: remove PWR_PIN_CFG=0x3 during init

This seems to be only needed as workaround for hardware problem on
PCI devices.

Acked-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agort2800: zero MAC_SYS_CTRL bits during BBP and MAC reset
Stanislaw Gruszka [Tue, 24 Jan 2012 13:09:08 +0000 (14:09 +0100)]
rt2800: zero MAC_SYS_CTRL bits during BBP and MAC reset

Zero all other bits than RESET_CSR and RESET_BBP when want to do the
reset, that the vendor driver behaviour.

Acked-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agort2800: disable DMA after firmware load
Stanislaw Gruszka [Tue, 24 Jan 2012 13:09:07 +0000 (14:09 +0100)]
rt2800: disable DMA after firmware load

We can receive frames just after firmware load with current code, so
disable DMA just after firmware is loaded, not before.

Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agort2800usb: initialize H2M_INT_SRC register
Stanislaw Gruszka [Tue, 24 Jan 2012 13:09:06 +0000 (14:09 +0100)]
rt2800usb: initialize H2M_INT_SRC register

Ralink USB driver initialize H2M_INT_SRC to 0 after firmware load, and
never touch this register later. It is not touched at all by Ralink PCI
driver.

Acked-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agokernel-doc: fix new warnings in cfg80211.h
Randy Dunlap [Sat, 21 Jan 2012 19:03:00 +0000 (11:03 -0800)]
kernel-doc: fix new warnings in cfg80211.h

Fix new kernel-doc warnings:

Warning(include/net/cfg80211.h:1165): No description found for parameter 'channel_type'
Warning(include/net/cfg80211.h:2090): No description found for parameter 'probe_resp_offload'

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: linux-wireless@vger.kernel.org
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agocarl9170: allow users to lower output power level
Christian Lamparter [Sat, 21 Jan 2012 15:59:10 +0000 (16:59 +0100)]
carl9170: allow users to lower output power level

This patch implements a simple way of reducing the
output power of the device by a configurable upper
limit.

Requested-by: Harshal Chhaya <harshal@gmail.com>
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years ago{nl,cfg,mac}80211: Add support of setting non-forwarding entity in Mesh
Chun-Yeow Yeoh [Fri, 20 Jan 2012 17:02:16 +0000 (01:02 +0800)]
{nl,cfg,mac}80211: Add support of setting non-forwarding entity in Mesh

A mesh node that joins the mesh network is by default a forwarding entity. This patch allows
the mesh node to set as non-forwarding entity. Whenever dot11MeshForwarding is set to 0, the
mesh node can prevent itself from forwarding the traffic which is not destined to him.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agocfg80211: fix a few -Wshadow warnings
Johannes Berg [Fri, 20 Jan 2012 12:52:37 +0000 (13:52 +0100)]
cfg80211: fix a few -Wshadow warnings

It seems that -Wshadow is no longer default in
sparse runs, but let's fix the warnings anyway.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: fix a few -Wshadow warnings
Johannes Berg [Fri, 20 Jan 2012 12:52:36 +0000 (13:52 +0100)]
mac80211: fix a few -Wshadow warnings

It seems that -Wshadow is no longer default in
sparse runs, but let's fix the warnings anyway.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: make CQM RSSI support per virtual interface
Johannes Berg [Thu, 19 Jan 2012 08:29:58 +0000 (09:29 +0100)]
mac80211: make CQM RSSI support per virtual interface

Similar to the previous beacon filtering patch,
make CQM RSSI support depend on the flags that
the driver set for virtual interfaces.

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>
12 years agomac80211: make beacon filtering per virtual interface
Johannes Berg [Thu, 19 Jan 2012 08:29:57 +0000 (09:29 +0100)]
mac80211: make beacon filtering per virtual interface

Due to firmware limitations, we may not be able to
support beacon filtering on all virtual interfaces.
To allow this in mac80211, introduce per-interface
driver capability flags that the driver sets when
an interface is added.

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>
12 years agoorinoco_usb: remove version definition
John W. Linville [Tue, 24 Jan 2012 20:03:04 +0000 (15:03 -0500)]
orinoco_usb: remove version definition

Avoids this:

  CC [M]  drivers/net/wireless/orinoco/orinoco_usb.o
drivers/net/wireless/orinoco/orinoco_usb.c:1759:13: warning: ‘version’ defined but not used

Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath5k: use bool type for no_hw_rfkill_switch module parameter
John W. Linville [Tue, 24 Jan 2012 19:58:47 +0000 (14:58 -0500)]
ath5k: use bool type for no_hw_rfkill_switch module parameter

Avoids this:

  CC [M]  drivers/net/wireless/ath/ath5k/base.o
drivers/net/wireless/ath/ath5k/base.c: In function ‘__check_no_hw_rfkill_switch’:
drivers/net/wireless/ath/ath5k/base.c:85:1: warning: return from incompatible pointer type

Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath9k_htc: claim support for IBSS RSN
Antonio Quartulli [Tue, 17 Jan 2012 22:13:30 +0000 (23:13 +0100)]
ath9k_htc: claim support for IBSS RSN

Skip group keys configuration in hardware in order to make IBSS RSN work.
Keys will be managed using software.

Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: Add NCI multiple targets support
Ilan Elias [Wed, 18 Jan 2012 11:16:14 +0000 (13:16 +0200)]
NFC: Add NCI multiple targets support

Add the ability to select between multiple targets in NCI.
If only one target is found, it will be auto-activated.
If more than one target is found, then DISCOVER_NTF will be
generated for each target, and the host should select one by
calling DISCOVER_SELECT_CMD. Then, the target will be activated.
If the activation fails, GENERIC_ERROR_NTF is generated.

Signed-off-by: Ilan Elias <ilane@ti.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: NFC core layer should not set the target_idx
Ilan Elias [Wed, 18 Jan 2012 11:16:13 +0000 (13:16 +0200)]
NFC: NFC core layer should not set the target_idx

The NFC core layer should not set the target_idx.
Instead, the driver layer (e.g. NCI, PN533) should set the
target_idx, so that it will be able to identify the target
when its I/F (e.g. activate_target) is called.
This is required in order to support multiple targets.
Note that currently supported drivers (PN533 and NCI) don't
use the target_idx in their implementation.

Signed-off-by: Ilan Elias <ilane@ti.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: Clearly separate NCI states from flags
Ilan Elias [Wed, 18 Jan 2012 11:16:12 +0000 (13:16 +0200)]
NFC: Clearly separate NCI states from flags

Make a clear separation between NCI states and flags.
This is required in order to support more NCI states (e.g.
for multiple targets support).

Signed-off-by: Ilan Elias <ilane@ti.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: in IBSS use the Auth frame to trigger STA reinsertion
Antonio Quartulli [Tue, 17 Jan 2012 23:10:44 +0000 (00:10 +0100)]
mac80211: in IBSS use the Auth frame to trigger STA reinsertion

In case of a node re-joining the cell the sta_info structure belonging to it is
first destroyed and then reinserted. In this way its internal state is reset.

The joining operation is recognised thank the Auth frame being received.

This operation is helpful in case of a node being rebooted that is joining the
ad-hoc cell again, before its purge timeout on other nodes expires.

Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: add a 2-way Authentication challenge to IBSS mode
Antonio Quartulli [Tue, 17 Jan 2012 23:10:43 +0000 (00:10 +0100)]
mac80211: add a 2-way Authentication challenge to IBSS mode

In IBSS mode, whenever a new station is added a 2-way authentication challenge
is performed. Actually this event can be used to recognise a new station joining
the cell even if its sta_info entry is already in the list.

Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: Free sk_buff if nfcwilink_send fails
Ilan Elias [Tue, 17 Jan 2012 12:11:33 +0000 (14:11 +0200)]
NFC: Free sk_buff if nfcwilink_send fails

Free sk_buff if nfcwilink_send fails.

Signed-off-by: Ilan Elias <ilane@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: Download TI NFC init script
Ilan Elias [Tue, 17 Jan 2012 12:11:32 +0000 (14:11 +0200)]
NFC: Download TI NFC init script

Download TI NFC init script during nfcwilink open operation,
after the NFC channel is registered with TI shared transport.
TI NFC init script is written in BTS format.
First, read the chip version via a special vendor specific command.
Second, we request the relevant BTS file from the user space, and
then send the BTS commands to the chip.

Signed-off-by: Ilan Elias <ilane@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: Add endian annotations to nfcwilink driver
Ilan Elias [Tue, 17 Jan 2012 12:11:31 +0000 (14:11 +0200)]
NFC: Add endian annotations to nfcwilink driver

Add endian annotations to TI nfcwilink driver.

Signed-off-by: Ilan Elias <ilane@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: Add NCI data exchange timer
Ilan Elias [Tue, 17 Jan 2012 10:03:50 +0000 (12:03 +0200)]
NFC: Add NCI data exchange timer

Add NCI data exchange timer to catch timeouts,
and call the data exchange callback with an error.

Signed-off-by: Ilan Elias <ilane@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: clean up rate control code
Johannes Berg [Tue, 17 Jan 2012 09:33:29 +0000 (10:33 +0100)]
mac80211: clean up rate control code

It seems exceedingly unlikely that we'll ever
support swapping rate control algorithms at
runtime, so remove the unused refcounting code.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: clean up aggregation destruction
Johannes Berg [Tue, 17 Jan 2012 09:30:01 +0000 (10:30 +0100)]
mac80211: clean up aggregation destruction

Yogesh's patch to destroy aggregation sessions when
stations are destroyed was needed, but unnecessarily
complex. Clean up this code.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: Export new attributes sensb_res and sensf_res
Ilan Elias [Tue, 17 Jan 2012 09:06:43 +0000 (11:06 +0200)]
NFC: Export new attributes sensb_res and sensf_res

Export new attributes sensb_res for tech B and sensf_res
for tech F in the target info (returned as a response to
NFC_CMD_GET_TARGET).
The max size of the attributes nfcid1, sensb_res and sensf_res
is exported to user space though include/linux/nfc.

Signed-off-by: Ilan Elias <ilane@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: Trivial typo of "couldn" to "could" fix
Joe Perches [Sun, 15 Jan 2012 08:38:45 +0000 (00:38 -0800)]
brcmfmac: Trivial typo of "couldn" to "could" fix

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcm80211: Use pr_fmt and pr_<level>
Joe Perches [Sun, 15 Jan 2012 08:38:44 +0000 (00:38 -0800)]
brcm80211: Use pr_fmt and pr_<level>

Convert printks to pr_<level>
Prefix logging with pr_fmt.
Use ##__VA_ARGS__ in some WL_ logging macros.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcm80211: Use brcmu_dbg_hex_dump
Joe Perches [Sun, 15 Jan 2012 08:38:43 +0000 (00:38 -0800)]
brcm80211: Use brcmu_dbg_hex_dump

Convert a couple of pr_debug/print_hex_dump to
the standard utility.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcm80211: Convert printk(KERN_DEBUG to pr_debug
Joe Perches [Sun, 15 Jan 2012 08:38:42 +0000 (00:38 -0800)]
brcm80211: Convert printk(KERN_DEBUG to pr_debug

Use pr_debug to allow dynamic debugging to work.

Move an #endif to allow brcmf_dbg_hex_dump
to be outside the #if/#endif block.
Move a const char* declaration to be inside a
pr_debug so the function doesn't need a #if/#endif
block.
Don't use temporaries in debugging functions so
the code can be optimized away.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: Remove useless #ifdef DEBUG
Joe Perches [Sun, 15 Jan 2012 08:38:41 +0000 (00:38 -0800)]
brcmfmac: Remove useless #ifdef DEBUG

This doesn't do anything anymore.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcm80211: Add and use brcmX_dbg_dump_hex
Joe Perches [Sun, 15 Jan 2012 08:38:40 +0000 (00:38 -0800)]
brcm80211: Add and use brcmX_dbg_dump_hex

Reduce the number of #ifdef DEBUG uses by
adding a dbg_hex_dump routine which has the
appropriate #ifdef DEBUG test.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcmfmac: Convert printk(KERN_DEBUG to pr_debug
Joe Perches [Sun, 15 Jan 2012 08:38:39 +0000 (00:38 -0800)]
brcmfmac: Convert printk(KERN_DEBUG to pr_debug

Allow dynamic debugging.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobrcm80211: Use normal DEBUG define
Joe Perches [Sun, 15 Jan 2012 08:38:38 +0000 (00:38 -0800)]
brcm80211: Use normal DEBUG define

Current CONFIG_BRCMDBG flag when enabled does not
necessarily enable proper pr_debug output when
DEBUG is not also enabled.

Remove BCMDBG define and just use DEBUG instead.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoath5k: claim support for IBSS RSN
Antonio Quartulli [Sat, 14 Jan 2012 10:42:43 +0000 (11:42 +0100)]
ath5k: claim support for IBSS RSN

Disable group keys programming when using IBSS RSN. Keys will be managed using
software. In this way IBSS RSN can correctly work.

Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agocarl9170: remove eeprom data injection option
Christian Lamparter [Fri, 13 Jan 2012 15:35:05 +0000 (16:35 +0100)]
carl9170: remove eeprom data injection option

In the early days, this was a quite useful software
feature for testing different regdomains and chain
configurations without adding debugfs cruft into
the driver. Nowadays, the driver's phy code seems
to be stable and there's no need for it anymore.
Therefore I decided to removed altogether.

Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: remove useless DA checking in ieee80211_rx_mgmt_probe_resp()
Antonio Quartulli [Fri, 13 Jan 2012 12:53:18 +0000 (13:53 +0100)]
mac80211: remove useless DA checking in ieee80211_rx_mgmt_probe_resp()

Actually the DA field has already been checked along the rx path (in
prepare_for_handlers()) and this check is therefore useless at this point.

Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwifiex: derive priv from net_device instead of wiphy
Yogesh Ashok Powar [Thu, 12 Jan 2012 04:06:12 +0000 (20:06 -0800)]
mwifiex: derive priv from net_device instead of wiphy

Currently mwifiex_private pointers are derived from wiphy
structures. This will always work as long as there is only
one net_device associated with one wiphy. In scenarios where
there are multiple net_devices associated with single
wiphy, one should use net_device to derive the priv.

Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomwifiex: use bss_type and bss_num to retrieve priv
Yogesh Ashok Powar [Thu, 12 Jan 2012 04:06:11 +0000 (20:06 -0800)]
mwifiex: use bss_type and bss_num to retrieve priv

Current implementation, for retrieving priv from adapter,
uses bss_index. In multi interface environment supporting
different types, bss_index may not be unique.

Use bss_type along with bss_num to retrieve the priv.
bss_index is removed with this change.

Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: Kiran Divekar <dkiran@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agobcma: Enable logging of SPROM offset
Larry Finger [Wed, 11 Jan 2012 20:39:32 +0000 (14:39 -0600)]
bcma: Enable logging of SPROM offset

The SPROM location has been relocated again for some devices. This patch
will log the offset when CONFIG_BCMA_DEBUG has been selected.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: Fix the maximum transmit power with power constraint
Hong Wu [Wed, 11 Jan 2012 18:34:30 +0000 (20:34 +0200)]
mac80211: Fix the maximum transmit power with power constraint

The local maximum transmit power for a channel is defined as the maximum
regulatory transmission power minus the local power constraint specified
for the channel in the Power Constraint element. (7.3.2.15 IEEE80211 2007)

Signed-off-by: Hong Wu <hong.wu@dspg.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agowireless: Save original maximum regulatory transmission power for the calucation...
Hong Wu [Wed, 11 Jan 2012 18:33:39 +0000 (20:33 +0200)]
wireless: Save original maximum regulatory transmission power for the calucation of the local maximum transmit power

The local maximum transmit power is the maximum power a wireless device
allowed to transmit. If Power Constraint is presented, the local maximum
power equals to the maximum allowed power defined in regulatory domain
minus power constraint.

The maximum transmit power is maximum power a wireless device capable of
transmitting, and should be used in Power Capability element (7.3.2.16
IEEE802.11 2007).

The transmit power from a wireless device should not greater than the
local maximum transmit power.

The maximum transmit power was not calculated correctly in the current
Linux wireless/mac80211 when Power Constraint is presented.

Signed-off-by: Hong Wu <hong.wu@dspg.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agocarl9170: claim to support IBSS RSN.
Nicolas Cavallari [Wed, 11 Jan 2012 15:44:50 +0000 (16:44 +0100)]
carl9170: claim to support IBSS RSN.

On carl9170, HW encryption is disabled on IBSS; the mac80211
software-based encryption is used instead. As mac80211 supports IBSS
RSN (per-STA GTK), claim its support in the carl9170 PHY.

Signed-off-by: Nicolas Cavallari <cavallar@lri.fr>
Acked-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: In IBSS the DA field of auth frames is different from BSSID
Antonio Quartulli [Mon, 9 Jan 2012 18:43:06 +0000 (19:43 +0100)]
mac80211: In IBSS the DA field of auth frames is different from BSSID

In case of authentication frame exchange between two IBSS STAs, the
DA field must contain the destinatioin address (instead of the BSSID).

Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: refactor __ieee80211_get_channel_mode
Johannes Berg [Mon, 9 Jan 2012 12:57:36 +0000 (13:57 +0100)]
mac80211: refactor __ieee80211_get_channel_mode

Use a switch statement instead of a list of if
statements. Also include AP_VLAN in the list
and skip them since the AP interface will also
be looked at.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agodrivers/net/wireless/mwifiex/scan.c: convert GFP_KERNEL to GFP_ATOMIC
Julia Lawall [Mon, 9 Jan 2012 09:40:50 +0000 (10:40 +0100)]
drivers/net/wireless/mwifiex/scan.c: convert GFP_KERNEL to GFP_ATOMIC

The function is called with locks held and thus should not use GFP_KERNEL.

The semantic patch that makes this report is available
in scripts/coccinelle/locks/call_kern.cocci.

More information about semantic patching is available at
http://coccinelle.lip6.fr/

Signed-off-by: Julia Lawall <julia.lawall@lip6.fr>
Acked-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: Increase NCI deactivate timeout
Ilan Elias [Sun, 8 Jan 2012 11:43:02 +0000 (13:43 +0200)]
NFC: Increase NCI deactivate timeout

Increase NCI deactivate timeout from 5 sec to 30 sec.
NCI deactivate procedure might take a long time,
depending on the local and remote parameters.

Signed-off-by: Ilan Elias <ilane@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoNFC: Complete NCI deactivate in deactivate_ntf
Ilan Elias [Sun, 8 Jan 2012 09:21:53 +0000 (11:21 +0200)]
NFC: Complete NCI deactivate in deactivate_ntf

If a target was active, complete the NCI deactivate request
only in deactivate_ntf. Otherwise, complete it at deactivate_rsp.
Deactivate_ntf represents the actual disconnection event (sent from
the NCI controller).

Signed-off-by: Ilan Elias <ilane@ti.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortl8192se: Update copyright dates
Larry Finger [Sun, 8 Jan 2012 02:46:47 +0000 (20:46 -0600)]
rtl8192se: Update copyright dates

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortl8192de: Update copyright dates
Larry Finger [Sun, 8 Jan 2012 02:46:46 +0000 (20:46 -0600)]
rtl8192de: Update copyright dates

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortl8192cu: Update copyright dates
Larry Finger [Sun, 8 Jan 2012 02:46:45 +0000 (20:46 -0600)]
rtl8192cu: Update copyright dates

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortl8192ce: Update copyright dates
Larry Finger [Sun, 8 Jan 2012 02:46:44 +0000 (20:46 -0600)]
rtl8192ce: Update copyright dates

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortl8192c_common: Update copyright dates
Larry Finger [Sun, 8 Jan 2012 02:46:43 +0000 (20:46 -0600)]
rtl8192c_common: Update copyright dates

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortlwifi: Update copyright dates
Larry Finger [Sun, 8 Jan 2012 02:46:42 +0000 (20:46 -0600)]
rtlwifi: Update copyright dates

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortl8192cu: Remove dead code never selected
Larry Finger [Sun, 8 Jan 2012 02:46:41 +0000 (20:46 -0600)]
rtl8192cu: Remove dead code never selected

The original driver contained some conditional code that was not selected,
but was not deleted in case it would be used later. That code can now be
removed.

Reported-by: Joe Perches <joe@perches.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agortlwifi: rtl8192c_common: rtl8192de: Check for allocation failures
Larry Finger [Sun, 8 Jan 2012 02:46:40 +0000 (20:46 -0600)]
rtlwifi: rtl8192c_common: rtl8192de: Check for allocation failures

In https://bugzilla.redhat.com/show_bug.cgi?id=771656, a kernel bug was
triggered due to a failed skb allocation that was not checked. This event
lead to an audit of all memory allocations in the complete rtlwifi family
of drivers. This patch fixes the rest.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@vger.kernel.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agomac80211: minor cleanup
Mohammed Shafi Shajakhan [Sat, 7 Jan 2012 15:36:21 +0000 (21:06 +0530)]
mac80211: minor cleanup

we would have bailed out if 'ifibss->fixed_channel'
is valid i.e. we had used 'fixed-freq' parameter in iw ibss
join command. this is with the state 'IEEE80211_IBSS_MLME_JOINED'
so no need to check for it

Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
12 years agoiwlwifi: update Copyright
Wey-Yi Guy [Fri, 6 Jan 2012 21:16:33 +0000 (13:16 -0800)]
iwlwifi: update Copyright

Update Copyright to 2012

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>