Commit Graph

17 Commits

Author SHA1 Message Date
Ben Greear
611b3682bb ath10k: improve 'hard' simulate fw crash
Different firmware may support different numbers of
vdevs.  Use value that is always out of range for all
firmware.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-07-28 22:39:11 +03:00
Janusz Dziedzic
d385623a78 ath10k: add implementation for configure max amsdu, ampdu
Allow to setup maximum subframes for AMSDU and AMPDU aggregation
via debugfs htt_max_amsdu_ampdu file.

Eg.
echo "2 64" > htt_max_amsdu_ampdu
will setup maximum amsdu subframes equal 2 and
maximum ampdu subframes equal to 64.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-07-14 15:44:48 +03:00
Chun-Yeow Yeoh
52e346d1e7 ath10k: add extra pdev stats on 10.1 firmware
As pointed out by Michal Kazior, add extra pdev stats
for 10.1 firmware.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-03-28 17:00:00 +02:00
Ben Greear
23c3aae4a0 ath10k: add the Rx rate in FW stats
FW stats does provide the Rx rate information. Add this.
Tested with firmware 10x firmware.

Increase buffer size so more peers can be shown.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com>
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-03-28 16:58:50 +02:00
Chun-Yeow Yeoh
cf0fd56235 ath10k: fix the peer mac address in getting stats
Using the macro to convert the MAC address from WMI word
format to char array has lead to the wrong peer mac
address printed out while retrieving the peer stats from
FW. Fix this.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com>
Reviewed-By: Michał Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-03-24 10:28:44 +02:00
Marek Puzyniak
8c65699274 ath10k: add soft/hard firmware crash option to simulate_fw_crash
Command WMI_FORCE_FW_HANG_CMDID is not supported in firmware 10.1.
In order to have firmware crash simulation functionality also
in firmware 10.1 driver can force firmware crash by performing not allowed
operation. Driver can deliberately crash firmware when setting vdev param for
vdev id out of range.  This patch introduces two keywords to simulate_fw_crash:

'soft' which will cause firmware crash that is recoverable
       by warm firmware reset but supported only in main firmware.
'hard' which will cause firmware crash recoverable by cold
       firmware reset, this option works for both firmwares.

Commands to trigger firmware soft/hard crash:

echo 'soft' > /sys/kernel/debug/ieee80211/phyX/ath10k/simulate_fw_crash
echo 'hard' > /sys/kernel/debug/ieee80211/phyX/ath10k/simulate_fw_crash

kvalo: remove '\n' before checking the command and simplify how buf is null
terminated

Signed-off-by: Marek Puzyniak <marek.puzyniak@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-03-24 10:23:50 +02:00
Kalle Valo
f118a3e515 ath10k: add debugfs file to control firmware dbglog
Firmware dbglogs can be now enabled through fw_dbglog file. To enable all
possible log messages run:

echo 0xffffffff > /sys/kernel/debug/ieee80211/phy0/ath10k/fw_dbglog

And to put back firmare defaults use 0x0:

echo 0x0 > /sys/kernel/debug/ieee80211/phy0/ath10k/fw_dbglog

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-01-10 11:49:46 +02:00
Marek Puzyniak
7d9b40b461 ath10k: add debugfs file to control radar events blocking
Sometimes for DFS testing is required to stay on current channel even after
radar detected. This patch allows to enable/disable radar detected event to be
passed to mac80211.

By default radar detected event in not blocked.

To block it:
echo 1 > /sys/kernel/debug/ieee80211/phyX/ath10k/dfs_block_radar_events

To unblock again:
echo 0 > /sys/kernel/debug/ieee80211/phyX/ath10k/dfs_block_radar_events

Inform about blocking radar detected event even when logs are disabled
for throughput/performance reasons.

Signed-off-by: Marek Puzyniak <marek.puzyniak@tieto.com>
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-11-20 10:34:59 +02:00
Janusz Dziedzic
9702c68608 ath10k: add phyerr/dfs handling
Handle phyerr, dfs event, radar_report and fft_report.
Add also debugfs dfs_simulate_radar and dfs_stats files.
Use ath dfs pattern detector.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-11-20 09:59:41 +02:00
Kalle Valo
60631c5c10 ath10k: fix ath10k_debug_start() locking
ath10k_debug_start() was not called with conf_mutex, fix that. Also there was a
deadlock in ath10k_debug_stop(), rename it to ath10k_debug_destroy() and call
it only when the device is destroyed.

Reported-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-10-09 17:14:55 +03:00
Kalle Valo
a3d135e566 ath10k: add htt_stats_enable debugfs file
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-06 12:42:26 +03:00
Kalle Valo
db66ea0442 ath10k: implement ath10k_debug_start/stop()
Needed for the HTT stats implementation.

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-06 12:42:26 +03:00
Kalle Valo
763b8cd314 ath10k: add chip_id file to debugfs
So that's it's possible to query chip id from ath10k anytime.

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-03 09:59:53 +03:00
Mohammed Shafi Shajakhan
e2951f7ff8 ath10k: Fix mutex unlock balance
ath10k_debug_read_target_stats is properly
protected by data_lock (spinlock). Remove
the unwanted mutex_unlock(&ar->conf_mutex)

[ BUG: bad unlock balance detected! ]
-------------------------------------
kworker/u4:0/12459 is trying to release lock
(&ar->conf_mutex) at:
[<c16a170d>] mutex_unlock+0xd/0x10
but there are no more locks to release!

 Call Trace:
  [<c16a170d>] ? mutex_unlock+0xd/0x10
  [<c10b697d>] __lock_release+0x4d/0xe0
  [<f88ca0fc>] ? ath10k_debug_read_target_stats+0xac/0x290

  [<c16a170d>] ? mutex_unlock+0xd/0x10
  [<c10b6a5b>] lock_release+0x4b/0x150
  [<c16a1580>] __mutex_unlock_slowpath+0x70/0x150
  [<f88ca0fc>] ? ath10k_debug_read_target_stats+0xac/0x290

  [<c10b456b>] ? trace_hardirqs_on+0xb/0x10
  [<c16a170d>] mutex_unlock+0xd/0x10
  [<f88ca107>] ath10k_debug_read_target_stats+0xb7/0x290

  [<f88d337a>] ath10k_wmi_event_process+0x3fa/0x6e0

  [<c10b456b>] ? trace_hardirqs_on+0xb/0x10
  [<f88d36e1>] ath10k_wmi_event_work+0x21/0x40
               [ath10k_core]

Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-08-28 07:08:27 +03:00
Michal Kazior
278c4a85e6 ath10k: create debugfs interface to trigger fw crash
This can be useful for testing. To perform a
forced firmware crash write 'crash' to
'simulate_fw_crash' debugfs file. E.g.

  echo crash > /sys/kernel/debug/ieee80211/phy1/ath10k/simulate_fw_crash

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-07-30 18:01:20 +03:00
Michal Kazior
87571bf0b8 ath10k: skip fw stats debugfs interface if device is down
If the device is not running then there may be no
FW at all to send the query to. If the FW is
already there it might still trigger a crash if
the command is sent before the device is fully
initialized.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-07-30 18:01:20 +03:00
Kalle Valo
5e3dd157d7 ath10k: mac80211 driver for Qualcomm Atheros 802.11ac CQA98xx devices
Here's a new mac80211 driver for Qualcomm Atheros 802.11ac QCA98xx devices.
A major difference from ath9k is that there's now a firmware and
that's why we had to implement a new driver.

The wiki page for the driver is:

http://wireless.kernel.org/en/users/Drivers/ath10k

The driver has had many authors, they are listed here alphabetically:

Bartosz Markowski <bartosz.markowski@tieto.com>
Janusz Dziedzic <janusz.dziedzic@tieto.com>
Kalle Valo <kvalo@qca.qualcomm.com>
Marek Kwaczynski <marek.kwaczynski@tieto.com>
Marek Puzyniak <marek.puzyniak@tieto.com>
Michal Kazior <michal.kazior@tieto.com>
Sujith Manoharan <c_manoha@qca.qualcomm.com>

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-06-12 20:52:10 +03:00