This lets the user know which interface has failed
the check_sdata_in_driver check.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Since some of the HT code pre-dates 802.11n-2009
some names are wrong. The one that bothers me most
is that "HT operation" is called "HT information"
in our code and that causes confusion.
Rename "HT information" to "HT operation" and also
the control_chan field to primary_chan to match
the name used in the spec.
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>
Sometimes the probe frame (nullfunc) is stuck at the hw queue. so that
the mac80211 terminates the connection as it wont see the tx status.
Instead of waiting for long period for ack status, lets call flush
to get nullfunc status immediately. It also helps to send the nullfunc
till max tries reached.
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
There might be latency at AP side to update TIM IE which could cause the
station to send pspoll frame even after the wakeup. If the powersave is
disabled, the nullfunc notification alone is sufficient to receive
frames from the AP. And if the pspoll frame was already sent, no need to
resend the frame till it was acked by AP.
Cc: Jouni Malinen <jouni@qca.qualcomm.com>
Cc: Kalle Valo <kvalo@qca.qualcomm.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
In the experiment with Azimuth ADEPT-n testbed where the APs transmit
power was reduced to 25% and the signal strength was futher attenuated
by 20dB and induced a path loss of ~7dB, the station was reporting
beacon losses and the following issue were observed.
* rx clear is stuck at low for more than 300ms
* dcu chain and complete state is stuck at one of the hang signature
This patch triggers the hang detection logic that recovers the chip
from any of the above conditions. As the issue was originally reported
in ChromeOs with AR9382 chips, this detection logic is enabled only for
AR9380/2 chips.
Cc: Paul Stewart <pstew@google.com>
Reported-by: Gary Morain <gmorain@google.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This patch improves ANI operations by switching among the immunity
levels based on PHY errors and beacon rssi which will adjust receiver
desensitizing parameters. The changes are
* Configure the Weak Signal Detection based on current immunity value.
* At highest OFDM immunity level poor performance was observed with
strong interference. By tuning the FIR step and spur immunity levels
and not changing any weak signal detection thresholds at any level
helped to improve the performance.
* ANI took long time to recover back to lower immunity levels on heavy
data load. As the listen time got reset to zero before reaching to
the 5x of aniperiod, the immunity level is not lowering back even
without any interference. This patch fix that.
Cc: Paul Stewart <pstew@google.com>
Cc: Susinder Gulasekaran <susinder@qca.qualcomm.com>
Signed-off-by: Suresh Chandrasekaran <csuresh@qca.qualcomm.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Free extra as done in the error-handling code just above.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
When the rate-control indexing is incorrectly set up, mac80211 issues
a warning and returns NULL from the call to ieee80211_get_tx_rate().
When this happens, avoid a NULL pointer dereference.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
When the control-rate tables are not set up correctly, it makes
little sense to spam the logs, thus change the WARN_ON to WARN_ON_ONCE.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Before the switch to asynchronous firmware loading (mainline commit b0302ab),
it was necessary to load firmware when initializing the first of the units
in a dual-mac system. After the change, it is necessary to load firmware in
both units.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
The nl80211 handling code should ensure as much as
it can that the interface is in a valid state, it
can certainly ensure the interface is running.
Not doing so can cause calls through mac80211 into
the driver that result in warnings and unspecified
behaviour in the driver.
Cc: stable@vger.kernel.org
Reported-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
The TU_TO_EXP_TIME() macro already includes the
"jiffies +" piece of the calculation, so don't
add jiffies again.
Reported-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Tested-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Similar to the case where we are changing from one framebuffer to
another, we need to be sure that there are no pending WAIT_FOR_EVENTs on
the pipe for the current framebuffer before switching. If we disable the
pipe, and then try to execute a WAIT_FOR_EVENT it will block
indefinitely and cause a GPU hang.
We attempted to fix this in commit 85345517fe
(drm/i915: Retire any pending operations on the old scanout when switching)
for the case of mode switching, but this leaves the condition where we
are switching off the pipe vulnerable.
There still remains the race condition were a display may be unplugged,
switched off by the core, a uevent sent to notify the DDX and the DDX
may issue a WAIT_FOR_EVENT before it processes the uevent. This window
does not exist if the pipe is only switched off in response to the
uevent. Time to make sure that is so...
Reported-by: Francis Leblanc <Francis.Leblanc-Lebeau@verint.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=36515
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=45413
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
[danvet: fixup spelling in comment, noticed by Eugeni.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
The destination color key is always enabled for IVB. Removed
the line that does this.
Signed-off-by: Armin Reese <armin.c.reese@intel.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: stable@kernel.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
The scheduler depends on receiving the CPU_STARTING notification, without
which we end up into a lot of trouble. So add the missing call to
notify_cpu_starting() in the bringup code.
Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
while we can't just use -U$(SUBARCH), we still need to kill idiotic define
(implicit -Di386=1), both for SUBARCH=i386 and SUBARCH=x86/CONFIG_64BIT=n
builds.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
We may hit this in xt_LOG:
net/built-in.o:xt_LOG.c:function dump_ipv6_packet:
error: undefined reference to 'ip6t_ext_hdr'
happens with these config options:
CONFIG_NETFILTER_XT_TARGET_LOG=y
CONFIG_IP6_NF_IPTABLES=m
ip6t_ext_hdr is fairly small and it is called in the packet path.
Make it static inline.
Reported-by: Simon Kirby <sim@netnation.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
For a picked up connection, the window win is scaled twice: one is by the
initialization code, and the other is by the sender updating code.
I use the temporary variable swin instead of modifying the variable win.
Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Acked-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
The driver frees the clock samples buffer before stopping the video
buffers queue. If a DQBUF call arrives in-between,
uvc_video_clock_update() will be called with a NULL clock samples
buffer, leading to a crash. This occurs very frequently when using the
webcam with the flash browser plugin.
Move clock initialization/cleanup to uvc_video_enable() in order to free
the clock samples buffer after the queue is stopped. Make sure the clock
is reset at resume time to avoid miscalculating timestamps.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
On Sunday, April 01, 2012 21:09:34 Tracey Dent wrote:
> radio-maxiradio depends on SND_FM801_TEA575X_BOOL to build or will
> result in an build error such as:
>
> Kernel: arch/x86/boot/bzImage is ready (#1)
> ERROR: "snd_tea575x_init" [drivers/media/radio/radio-maxiradio.ko] undefined!
> ERROR: "snd_tea575x_exit" [drivers/media/radio/radio-maxiradio.ko] undefined!
> WARNING: modpost: Found 6 section mismatch(es).
> To see full details build your kernel with:
> 'make CONFIG_DEBUG_SECTION_MISMATCH=y'
> make[1]: *** [__modpost] Error 1
> make: *** [modules] Error 2
>
> Select CONFIG_SND_TEA575X to fixes problem and enable
> the driver to be built as desired.
>
> v2:
> instead of selecting CONFIG_SND_FM801_TEA575X_BOOL, select
> CONFIG_SND_TEA575X, which in turns selects CONFIG_SND_FM801_TEA575X_BOOL
> and any other dependencies for it to build.
No, this is the correct patch:
RADIO_MAXIRADIO should be treated just like RADIO_SF16FMR2, I just didn't
realize at the time that it had to be added as a SND_TEA575X dependency.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Tested-by: Shea Levy <shea@shealevy.com>
Acked-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
has_get_frontend() should return a boolean, not a pointer.
Signed-off-by: Hans Petter Selasky <hselasky@c2i.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
On some systems the device does not respond or give obscure values after cold,
warm or firmware reboot.
This patch retries to get chip version and type 5 times. If it
fails it applies chip version 0x1 and type 0x9135.
This patch does not fix warm cycle problems from other operating
systems and indeed the reverse applies. Users should power off cold boot.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
When I converted ivtv to the new decoder API I introduced a regression in the
support of the old channel select API.
Thanks to Martin Dauskardt for reporting this.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Reviewed-by: Andy Walls <awalls@md.metrocast.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
The commit e399ce77e6 has broken the DVB ABI for xine:
The problem is that xine is expecting every event after a successful
FE_SET_FRONTEND ioctl to have a non-zero frequency parameter, regardless
of whether the tuning process has LOCKed yet. What used to happen is
that the events inherited the initial tuning parameters from the
FE_SET_FRONTEND call. However, the fepriv->parameters_out struct is now
not initialised until the status contains the FE_HAS_LOCK bit.
You might argue that this behaviour is intentional, except that if an
application other than xine uses the DVB adapter and manages to set the
parameters_out.frequency field to something other than zero, then xine
no longer has any problems until either the adapter is replugged or the
kernel modules reloaded. This can only mean that the
fepriv->parameters_out struct still contains the (stale) tuning
information from the previous application.
Signed-off-by: Chris Rankin <rankincj@yahoo.com>
Cc: stable@kernel.org # for kernel version 3.3
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
d_genocide() does _not_ evict dentries; it just removes extra ref
pinning each of those. Normally it's followed by shrinking the
tree (it's done just before generic_shutdown_super() by kill_litter_super()),
but in case of simple_fill_super() nothing of that kind will follow.
Just do shrink_dcache_parent() manually.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Two more small fixes:
- Now we have users for it that aren't running Android it turns out that
regcache_sync_region() is much more useful to drivers if it's exported
for use by modules. Who knew?
- Make sure we don't divide by zero when doing debugfs dumps of rbtrees,
not visible up until now because everything was providing at least
some cache on startup.
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Merge tag 'regmap-3.4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap
Pull two more small regmap fixes from Mark Brown:
- Now we have users for it that aren't running Android it turns out
that regcache_sync_region() is much more useful to drivers if it's
exported for use by modules. Who knew?
- Make sure we don't divide by zero when doing debugfs dumps of
rbtrees, not visible up until now because everything was providing at
least some cache on startup.
* tag 'regmap-3.4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap:
regmap: prevent division by zero in rbtree_show
regmap: Export regcache_sync_region()
Pull a few KVM fixes from Avi Kivity:
"A bunch of powerpc KVM fixes, a guest and a host RCU fix (unrelated),
and a small build fix."
* 'kvm-updates/3.4' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
KVM: Resolve RCU vs. async page fault problem
KVM: VMX: vmx_set_cr0 expects kvm->srcu locked
KVM: PMU: Fix integer constant is too large warning in kvm_pmu_set_msr()
KVM: PPC: Book3S: PR: Fix preemption
KVM: PPC: Save/Restore CR over vcpu_run
KVM: PPC: Book3S HV: Save and restore CR in __kvmppc_vcore_entry
KVM: PPC: Book3S HV: Fix kvm_alloc_linear in case where no linears exist
KVM: PPC: Book3S: Compile fix for ppc32 in HIOR access code
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Merge tag 'sh-for-linus' of git://github.com/pmundt/linux-sh
Pull SuperH fixes from Paul Mundt.
* tag 'sh-for-linus' of git://github.com/pmundt/linux-sh:
sh: fix clock-sh7757 for the latest sh_mobile_sdhi driver
serial: sh-sci: use serial_port_in/out vs sci_in/out.
sh: vsyscall: Fix up .eh_frame generation.
sh: dma: Fix up device attribute mismatch from sysdev fallout.
sh: dwarf unwinder depends on SHcompact.
sh: fix up fallout from system.h disintegration.
Pull security layer fixlet from James Morris.
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security:
sysctl: fix write access to dmesg_restrict/kptr_restrict
A bunch of driver-specific fixes and one generic fix for the new support
for platform DAPM contexts - we were picking the wrong default for the
idle_bias_off setting which was meaning we weren't actually achieving
any useful runtime PM on platform devices.
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Merge tag 'asoc-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: fixes for 3.4
A bunch of driver-specific fixes and one generic fix for the new support
for platform DAPM contexts - we were picking the wrong default for the
idle_bias_off setting which was meaning we weren't actually achieving
any useful runtime PM on platform devices.
name pins consistently (MIC1/LINE1/HP-OUT/CD) on all controls
affecting those pins.
remove duplicate SET_AMP_GAIN_MUTE to 0x17/index 0 and 0x17/index 1
really select MIC1, not Mixer out for recording
"Mixer out" for recording is not a "pin", adjust comment
Signed-off-by: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
CX20549 (ctx5045) doesn't accept data on index 1 for output pins,
as shown in the following hda-var transaction:
$ hda-verb /dev/snd/hwC0D0 0x10 set_amp_gain 0xb126
nid = 0x10, verb = 0x300, param = 0xb126
value = 0x0
$ hda-verb /dev/snd/hwC0D0 0x10 get_amp_gain 0x8001
nid = 0x10, verb = 0xb00, param = 0x8001
value = 0x0
Signed-off-by: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
The ID used for detection of the BenQ R55E actually identifies the
Quanta TW3 ODM design, which is also used for the Gigabyte W551 laptop
series. Schematics on the internet clearly indicate that the "Port C"
(analog input connected to record source #4 and mixer input #4) is
unconnected.
Playing an audio CD through analog playback (using cdplay from cdtools)
produces no sound, even with the mixer input labelled "CD" enabled, and
the volume control in the CD drive set to maximum. This indicates the
connection is really not present.
Signed-off-by: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
The "input converter" widget of the CX20459 has only one input amplifier,
expose that one as "Capture Volume/Capture Switch". The actual record
source selection is already exposed through the separately installed
input mux.
Signed-off-by: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This includes renaming "Line In" to line, also in the mixer settings.
Signed-off-by: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
The CX20549 has only one single input amp on it's input converter
widget. Fix printing of values in the codec file in /proc/asound.
Signed-off-by: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Everything has been set up in the PCI probe function.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Stanislav Yakovlev <stas.yakovlev@gmail.com>
No net_device.irq removal yet. The driver probe, remove and failure
paths need some care beforehand.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Stanislav Yakovlev <stas.yakovlev@gmail.com>
- pci_resource_start() can be removed from sis900_get_mac_addr() because
the IO range is maped and stored into the device private struct early
in the device probe function.
- the driver contains a few direct accesses to low IO ports that forbid
to re(#)define the usual out{l, w, b} macros.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Daniele Venzano <venza@brownhat.org>
Ben Greear