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253 commits

Author SHA1 Message Date
Yanbo Li
de0c789b10 ath10k: enable the BT-coex feature
The new 10.2.4 FW support the BT-coex feature with external BT module,
The external BT modules can communicate with it via the GPIO. This patch
check the BT-coex capability of the FW and enable it by default.

Signed-off-by: Yanbo Li <yanbol@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-04-17 09:45:28 +03:00
Michal Kazior
5b272e30a4 ath10k: implement adaptive qcs command
This command will be used to configure
multi-channel scheduler in firmware.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-04-01 20:30:52 +03:00
Michal Kazior
500ff9f938 ath10k: implement chanctx API
The chanctx API will allow ath10k to support
multi-channel operation.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-04-01 20:30:44 +03:00
Michal Kazior
0a27347efd ath10k: allow empty ssid vdev config
It doesn't make much sense to reject a valid
firmware configuration combination.

Since SSID isn't known early on it might make
sense to allow driver to start vdev without SSID
and restart it later.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-04-01 20:30:34 +03:00
Nicholas Mc Guire
9eea56895f ath10k: harmonize error case handling in ath10k_core_start
All of the bringup/init functions called in ath10k_core_start return 0
on success and != 0 on failure. ath10k_wmi_wait_for_service_ready(),
ath10k_wmi_wait_for_unified_ready() and their call sites were adjusted
to fit this model.
The return type of wait_for_completion_timeout is unsigned long not int so
ath10k_wmi_wait_for_service_ready() and ath10k_wmi_wait_for_unified_ready()
were fixed up accordingly.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-04-01 20:19:07 +03:00
Michal Kazior
01cebe1c50 ath10k: deduplicate bitrate to rate idx conversion
It's possible to derive rate index from bitrate
without any additional mapping structures/logic.

This should have little to none impact on
performance since this is only done for management
frames and the previous approach wasn't
particularly optimized.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-03-30 15:09:46 +03:00
Marek Puzyniak
7390ed3467 ath10k: make peer type configurable
Peer type was hardcoded to default value.
For future implementation it is required
to make is configurable.

Signed-off-by: Marek Puzyniak <marek.puzyniak@tieto.com>
Signed-off-by: Marek Kwaczynski <marek.kwaczynski@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-03-30 15:00:33 +03:00
Janusz Dziedzic
5fd3ac3c36 ath10k: add WOW disconnect/magic-packet support
Add support for WOW disconnect and magic-packet.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-03-30 09:09:30 +03:00
Michal Kazior
cc9904e694 ath10k: add hw connection monitor support
Some firmware revisions (e.g. qca6174 with fw73)
don't deliver beacons to host reliably. This
causes random disconnects even in perfect
conditions. This is most visible with
multi-channel operation.

All available firmware revisions seem to support
beacon miss offloading so there shouldn't be any
problems.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-03-12 14:53:49 +02:00
Michal Kazior
c1a4654a8c ath10k: implement wmi roam event
This can be used to implement offloaded rssi
threshold, beacon miss or even automatic
in-firmware BSS roaming in the future.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-03-12 14:38:08 +02:00
Michal Kazior
6a94888f17 ath10k: refactor p2p noa code
Some files are getting bloated and it makes sense
to split some of the code into separate files. Do
so with the P2P NoA code and prepare it for reuse.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-03-07 09:57:35 +02:00
Peter Oh
2c3f26a065 ath10k: update chirp value in pulse event
Firmware reports chirp status in phy error event if it's detected
and the chirp status is valuable to distinguish radar types.
So save it to use for DFS parttern detector.

Signed-off-by: Peter Oh <poh@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-03-05 15:55:27 +02:00
Michal Kazior
de23d3efb0 ath10k: change request stats command prototype
The expected parameter is not a single value but a
mask of values.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-02-15 16:50:41 +02:00
Ben Greear
2f9eec0b71 ath10k: scan should handle scan-start-failed event properly
In case firmware fails to start the scan, then complete
the start condition and clean up so that driver does not
block on timeout.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-02-15 16:50:38 +02:00
Kalle Valo
d53071143a Merge ath-next from ath.git
Major changes in ath10k:

* add support for qca6174 hardware
* enable RX batching to reduce CPU load
2015-02-06 16:14:11 +02:00
SenthilKumar Jegadeesan
467210a67b ath10k: add log level configuration for fw_dbglog
Introduce an optional log level configuration for the existing debugfs fw_dbglog file. It
allows users to configure the desired log level for firmware dbglog messages.

To configure log level as WARN:

echo 0xffffffff  2 > /sys/kernel/debug/ieee80211/phy0/ath10k/fw_dbglog

The values are:

VERBOSE		0
INFO		1
WARN		2
ERR		3

Signed-off-by: SenthilKumar Jegadeesan <sjegadee@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-02-04 09:20:08 +02:00
Michal Kazior
af21319fcd ath10k: fix beacon deadlock
This should fix a very rare occurrence of the following deadlock:

  [<ffffffffa018265e>] ath10k_wmi_tx_beacons_nowait+0x1e/0x50 [ath10k_core]
  [<ffffffffa01829b6>] ath10k_wmi_op_ep_tx_credits+0x16/0x40 [ath10k_core]
  [<ffffffffa017d685>] ath10k_htc_send+0x285/0x3d0 [ath10k_core]
  [<ffffffffa0184b81>] ath10k_wmi_cmd_send_nowait+0x81/0x110 [ath10k_core]
  [<ffffffffa0184c61>] ath10k_wmi_tx_beacon_nowait.part.33+0x51/0x90 [ath10k_core]
  [<ffffffffa0184cd0>] ath10k_wmi_tx_beacons_iter+0x30/0x40 [ath10k_core]
  [<ffffffff81882246>] __iterate_active_interfaces+0xa6/0x100
  [<ffffffffa0184ca0>] ? ath10k_wmi_tx_beacon_nowait.part.33+0x90/0x90 [ath10k_core]
  [<ffffffff818822ae>] ieee80211_iterate_active_interfaces_atomic+0xe/0x10
  [<ffffffffa0182676>] ath10k_wmi_tx_beacons_nowait+0x36/0x50 [ath10k_core]
  [<ffffffffa01829b6>] ath10k_wmi_op_ep_tx_credits+0x16/0x40 [ath10k_core]
  [<ffffffffa017d140>] ath10k_htc_rx+0x280/0x410 [ath10k_core]
  [<ffffffffa01bcbf0>] ? ath10k_ce_completed_recv_next+0x60/0x80 [ath10k_pci]
  [<ffffffffa01bc6ab>] ath10k_pci_ce_recv_data+0x11b/0x1d0 [ath10k_pci]
  [<ffffffffa01bcf44>] ath10k_ce_per_engine_service+0x64/0xc0 [ath10k_pci]
  [<ffffffffa01bcfc2>] ath10k_ce_per_engine_service_any+0x22/0x50 [ath10k_pci]
  [<ffffffffa01bc4d0>] ath10k_pci_tasklet+0x30/0x90 [ath10k_pci]
  [<ffffffff81055a55>] tasklet_action+0xc5/0x100

To prevent this make sure to release ar->data_lock
while calling to ath10k_wmi_beacon_send_ref_nowait().

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-02-04 09:17:06 +02:00
Michal Kazior
9ad501827b ath10k: change dma beacon cmd prototype
The command logic shouldn't really care about
arvif structure.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-02-04 09:17:00 +02:00
Michal Kazior
6d492fe2d8 ath10k: implement per-vdev wmm param setup command
New wmi-tlv firmware for qca6174 supports this.
This will be used soon.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-29 12:12:02 +02:00
Michal Kazior
5e752e42f6 ath10k: move wmm param storage to vif
mac80211 already requests WMM per vif but firmware
wasn't able to handle this until now. However new
wmi-tlv firmware for qca6174 is capable of this.

This prepares per-vif WMM param setup.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-29 12:11:44 +02:00
Michal Kazior
20de2229c6 ath10k: fix 10.2 fw stats parsing
Both 10.2 firmware binaries 10.2-00082-4 and
10.2.4.20 have introduced ABI changes to fw_stats
each. This caused fw_stats to output wrong data.

Define new structures and use them to parse the
statistics correctly.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-27 16:04:52 +02:00
Michal Kazior
b91251fbe8 ath10k: split fw pdev stats parsing
This will make it easier to implement fw stats
parsing for firmware 10.2.

This also renames a few structures for
consistency.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-27 16:04:46 +02:00
Kalle Valo
6b03e32d57 Merge commit 'c1e140bf79d817d4a7aa9932eb98b0359c87af33' from mac80211-next
Patch "ath9k: Fix no-ack frame status" needs these mac80211 patches:

commit 5cf16616e1
Author: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Date:   Wed Dec 10 21:26:11 2014 +0530

    mac80211: Fix accounting of multicast frames

commit 6b127c71fb
Author: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Date:   Wed Dec 10 21:26:10 2014 +0530

    mac80211: Move IEEE80211_TX_CTL_PS_RESPONSE

Conflicts:
	drivers/net/wireless/ath/wil6210/cfg80211.c
	drivers/staging/rtl8723au/os_dep/ioctl_cfg80211.c
2015-01-22 14:49:44 +02:00
Michal Kazior
369242b4e3 ath10k: implement p2p bcn ie command
Along beacon template host is expected to setup
p2p information elements as well. Implement wmi
interface for it.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-15 12:30:33 +02:00
Michal Kazior
4c4955fe4f ath10k: implement prb tmpl wmi command
New firmware revisions with beacon templates need
probe templates as well because they don't forward
probe requests to host at all.

This is required for new firmware to work with
direct probe requests (notably required by hidden
ssid AP).

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-15 12:30:21 +02:00
Michal Kazior
be9ce9d8c1 ath10k: implement beacon template command
New firmware revisions may support setting beacon
template. Implement wmi interface for it.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-15 12:30:07 +02:00
Rajkumar Manoharan
50abef85e7 ath10k: add wmi support for delba_send
Add WMI support for sending delba request. This command is used for
debugging purpose.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-13 16:13:01 +02:00
Rajkumar Manoharan
11597413b2 ath10k: add wmi support for addba_set_resp
Add WMI support for sending addba response manually. This command
is used for debugging purpose.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-13 16:12:46 +02:00
Rajkumar Manoharan
65c0893d91 ath10k: add wmi support for addba_send
Add WMI support for sending addba request. This command is meant
for debugging purpose.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-13 16:12:40 +02:00
Rajkumar Manoharan
dc8ab27861 ath10k: add wmi support for addba_clear_resp
Add WMI support for clearing addba response before switching aggregation
mode (auto/manual) for debugging purpose.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-13 16:12:32 +02:00
Sujith Manoharan
b6c8e287f6 ath10k: Enable RX batching
This feature allows the FW to batch RX indications,
reducing the rate of host interrupt generation, which
in turn reduces CPU load. Currently, this is enabled
only for the 10.2 firmware.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-12 13:56:02 +02:00
Sujith Manoharan
f6603ff2b7 ath10k: Fix DMA burst size
A value of zero indicates that 128B is the maximum
DMA request size for read/writes. But PCI cards based
on AR9880 can support 256B, so enable this for
the 10.2 firmware.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2015-01-12 13:51:57 +02:00
Johannes Berg
4ed20bebf5 cfg80211: remove "channel" from survey names
All of the survey data is (currently) per channel anyway,
so having the word "channel" in the name does nothing. In
the next patch I'll introduce global data to the survey,
where the word "channel" is actually confusing.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2015-01-08 15:27:52 +01:00
Rajkumar Manoharan
ac2953fcc3 ath10k: add thermal sensor device support
Temperature sensor generates electrical analog voltage from temperature
of each chain. The analog voltage is converted to digital value through
ADC. For reading temperature values fom user space, hw monitoring device
is used.

Whenever the user requests for current temperature, the driver sends WMI
command and wait for response. For reading temperature,

cat /sys/class/ieee80211/phy*/device/hwmon/hwmon2/temp1_input

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-23 17:18:41 +02:00
Rajkumar Manoharan
a57a6a2753 ath10k: add wmi interface for pdev_get_temperature
Add WMI command support for reading temperature from the target and
corresponding WMI temperature event handler. The pdev_get_temperature
command is currently supported in 10.2 firmware alone.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-23 17:18:35 +02:00
Rajkumar Manoharan
ffdd738d90 ath10k: add wmi support for pdev_set_quiet_mode
Add WMI support to send pdev_set_quiet_mode command to target.
This will be used for thermal mitigation purpose.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-23 17:18:21 +02:00
Rajkumar Manoharan
4a16fbec1c ath10k: add 10.2.4 firmware support
10.2.4 firmware uses bitmask in wmi_resource_config to configure
10.2 firmware features like airtime fairness and rx batch mode instead
of maintaining separete bool entry. This allows new features that can be
configure during init time without breaking backward compatibility.

kvalo: use WMI op version, bump up FW API to 4 to not break older versions of
ath10k

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-23 17:18:12 +02:00
Peter Oh
a7bd3e9901 ath10k: add new wmi interface of NF cal period
Introduce a new wmi interface controls noise floor (NF) calibration
period via debugfs as firmware has introduced it on v10.2.

It allows users to modify frequency of NF calibration in millisecond
and changes RSSI reporting frequency consequently.
Short calibration period will trigger more frequent NF calibration,
so that RSSI reported in receive frames is more realistic.

Till now calibration was done at 30 seconds.

Signed-off-by: Peter Oh <poh@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-08 17:42:21 +02:00
Michal Kazior
ca996ec566 ath10k: implement wmi-tlv backend
Latest main firmware branch introduced a new WMI
ABI called wmi-tlv. It is not a tlv strictly
speaking but something that resembles it because
it is ordered and may have duplicate id entries.

This prepares ath10k to support new hw.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-08 17:39:29 +02:00
Michal Kazior
0226d60258 ath10k: make some wmi functions public
Some functions can be shared across different WMI
ABIs. Make them public so different WMI backends
can use them from different source files in the
future.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-08 17:39:18 +02:00
Michal Kazior
d7579d12c3 ath10k: introduce wmi ops
Since the 10.x fw branch support was introduced it
became apparent ath10k will need to be able to
deal with different fw ABIs eventually.

The patch creates an abstraction for dealing with
command and event structures across different ABIs
and mostly gets rid of the
ATH10K_FW_FEATURE_WMI_10X flag usage.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-08 17:39:08 +02:00
Michal Kazior
32653cf195 ath10k: implement intermediate event args
This splits the actual event parsing into
intermediary structures to facilitate future
support of vastly different ABI WMI backends.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-08 17:38:52 +02:00
Michal Kazior
acfe7ecfa4 ath10k: make wmi service bitmap non-debug
The service bitmap can be used to determine
firmware capabilities.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-01 09:09:28 +02:00
Michal Kazior
37b9f933e0 ath10k: add sanity checks for service bmap parsing
This shouldn't really happen but take into account
the original service bitmap length when mapping
service ids.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-01 09:09:21 +02:00
Michal Kazior
2a3e60d37f ath10k: fix wmi svc bitmap dbg print
The dump print uses sizeof() but since service_map
was a mere pointer the dump was too short.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-12-01 09:09:14 +02:00
Michal Kazior
cfd1061e9b ath10k: fix station count enforcement
The number of peers isn't directly translatable to
the number of stations because ath10k needs to
reserve a few extra peers for special cases like
multi-vif concurrency.

The previous limit was 126 and 15 stations in AP
mode for 10.x and main firmware branches
respectively. The limit is now 128 and 16 which
was the original intention.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-11-26 08:44:19 +02:00
Sujith Manoharan
504f6cdf4a ath10k: fix shared WEP
When static keys are used in shared WEP, when a
station is associated, message 3 is sent with an
encrypted payload. But, for subsequent
authentications that are triggered without a
deauth, the auth frame is decrypted by the HW.

To handle this, check if the WEP keys have already
been set for the peer and if so, mark the
frame as decrypted. This scenario can happen
when a station changes its default TX key and initiates
a new authentication sequence.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-11-26 08:37:08 +02:00
Michal Kazior
d67d0a0204 ath10k: don't drop corrupted mgmt frames
Some firmware revisions don't seem to deilver
management frames with FCS error via WMI so narrow
down the HTT rule to not drop corrupted management
frames.

This basically increases number of frames ath10k
reports while sniffing.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-11-26 08:34:53 +02:00
Ben Greear
3be004c3aa ath10k: add ATH10K_DBG_WMI_PRINT debug level
There are not many of these messages producted by the
firmware, but they are generally fairly useful, so make it easy to print them
with a separate debug level.

kvalo: fix commit log, rename debug level

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-11-24 16:14:53 +02:00
Peter Oh
9de8f26f00 ath10k: fix mismatched wmi api call
Fix to use v10.2 wmi call for firmware v10.2.
It turned out that peer association function was using
v10.1 wmi call for v10.2 firmware during code review.

Signed-off-by: Peter Oh <poh@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2014-11-17 16:48:49 +02:00