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path: root/drivers/net/wireless/ath/ath9k
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2014-11-21Merge tag 'mac80211-next-for-john-2014-11-20' of ↵John W. Linville3-5/+11
git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next Johannes Berg <johannes@sipsolutions.net> says: "It has been a while since my last pull request, so we accumulated another relatively large set of changes: * TDLS off-channel support set from Arik/Liad, with some support patches I did * custom regulatory fixes from Arik * minstrel VHT fix (and a small optimisation) from Felix * add back radiotap vendor namespace support (myself) * random MAC address scanning for cfg80211/mac80211/hwsim (myself) * CSA improvements (Luca) * WoWLAN Net Detect (wake on network found) support (Luca) * and lots of other smaller changes from many people" Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-19ath9k_common: make sure DEBUG_FS and RELAY enabledOleksij Rempel1-0/+2
currently ath9k_common depends on this components. Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-19Merge commit '4e6ce4dc7ce71d0886908d55129d5d6482a27ff9' of ↵John W. Linville7-45/+59
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
2014-11-19mac80211: allow drivers to support NL80211_SCAN_FLAG_RANDOM_ADDRJohannes Berg3-5/+11
Allow drivers to support NL80211_SCAN_FLAG_RANDOM_ADDR with software based scanning and generate a random MAC address for them for every scan request with the flag. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-11-17ath9k: Move roc completion to the offchannel timerSujith Manoharan1-6/+2
Currently, when a roc period expires, the offchannel timer calls ieee80211_remain_on_channel_expired(), but the roc state is cleared only when the queued work to switch to the operating channel gets a chance to run. This race is a problem because mac80211 can issue a new roc request in this window. To avoid this, handle roc completion in the offchannel timer itself. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Adjust tbtt delta properlySujith Manoharan2-1/+4
In a GO/STA setup, when we switch to the STA context, the channel context timer is scheduled with a period of half the beacon interval. If a beacon is received in this duration, the timer is adjusted to accommodate TSF sync done by the HW. But, if the actual channel switch is delayed for some reason, we end up rearming the timer every time a new beacon is received. Avoid this by doing the adjustment only once. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Handle failure to send NoASujith Manoharan1-1/+8
If for some reason a beacon with a new NoA is not sent out, then reset the mgd_prepare_tx flag. Not doing this will result in a situation where a GO will send a new NoA when it shouldn't. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Cancel pending offchannel operationsSujith Manoharan1-13/+30
This patch makes sure that pending roc/scan operations are cancelled properly when a new context is assigned/unassigned. The flush_work() call to flush out any scheduled channel context work is removed, instead, sc->mutex is dropped to allow any pending work to get a chance to complete by the channel scheduler. Also, increase the timeout to allow a switch to an active GO. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Clear offchannel state properlySujith Manoharan1-0/+5
When a pending roc or scan operation is cancelled, the offchannel operation is cleared, but the offchannel state in the main scheduler is not cleared. This causes problems since an active GO will try to process a stale offchannel request that was deferred earlier. Fix this by clearing the state when there is no pending offchannel (roc/scan) operation. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Fix thermometer programmingSujith Manoharan1-4/+5
The registers that control the on-chip thermometer need to be programmed based on the chainmask that the solution supports, not the chainmask that is present in the eeprom. Cc: Miaoqing Pan <miaoqing@qca.qualcomm.com> Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Store the chip chainmask in HW capabilitiesSujith Manoharan2-10/+11
Cc: Miaoqing Pan <miaoqing@qca.qualcomm.com> Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Enable TSF2 for generic HW timersSujith Manoharan3-1/+27
The base TSF is used for HW timers 0..7, but chips in the AR9003 family and above can support more generic timers. To use them, however, a second HW TSF needs to be enabled. This patch allows usage of the extra timers by starting the second TSF properly. The extra set of HW timers is apparently also present in AR9287, but we enable it only for the AR9003 family. Cc: Kobi Cohen-Arazi <kobic@qti.qualcomm.com> Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Fix LED configurationSujith Manoharan6-5/+19
On some x86 platforms, the LED gpio is active high instead of active low. Identify such cards and modify the GPIO usage to make sure LED works properly. Cc: Russell Hu <rhu@qca.qualcomm.com> Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Use new QCA953x initvalsMiaoqing Pan1-10/+41
This patch updates the initvals for QCA953x v1.1 and v2.0 Signed-off-by: Miaoqing Pan <miaoqing@qca.qualcomm.com> Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: Update QCA953x initvalsSujith Manoharan1-30/+468
* Duplicates have been marked. * New initvals for 1.1 and 2.0 versions. * xPA support. * Fix for low power issue. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k_htc: Enable software crypto for mgmt frame in Tx for USB devicesChun-Yeow Yeoh1-1/+4
In secured mesh, the unicast mgmt frame is encrypted using the same key that used for encrypting the unicast data frame. This patch "ath9k_htc_firmware: fix the offset of CCMP header for mesh data frame" applied to open-ath9k-htc-firmware allows the ath9k_htc to be loaded without "nohwcrypt=1". Unfortunately, this is not working and we still need CCMP encryption of transmitted management frames to be done in software. So this patch allows the software encryption for transmitted management frame to be done in software but remain the hardware decryption for received management frame. This patch is tested with the following hardwares: - TP-Link TL-WN821N v3 802.11n [Atheros AR7010+AR9287] - AR9271 802.11n and managed to work with peer mesh STA equipped with ath9k. Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k|ath9k_htc: Seperate the software crypto flag for Tx and RxChun-Yeow Yeoh5-7/+11
Use the sw_mgmt_crypto_tx flag to trigger the CCMP encryption for transmitted management frames to be done in software while the sw_mgmt_crypto_rx flag is used to trigger the CCMP decryption for received management frames to be done in software. Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: fix the assignment of hw queues for mesh interfaceChun-Yeow Yeoh1-1/+2
We need to assign the hw queues for mesh interface. Otherwise, we are not able to bring up the mesh interface due to the IEEE80211_INVAL_HW_QUEUE error. Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: common-spectral: don't depend from ATH9K_DEBUGFSOleksij Rempel1-10/+0
we can have here two variants. Add ATH9K_CMN_DEBUGFS y if ATH9K_CMN_DEBUGFS || ATH9K_HTC_DEBUGFS wich will add more configurations and testcases. Or remove ATH9K_HTC_DEBUGFS which need more time to be done. So, make common-spectral ignore ATH9K_DEBUGFS option for now. Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k_htc: ath9k_htc_op_ps_wakeup() can be statickbuild test robot1-3/+3
drivers/net/wireless/ath/ath9k/htc_drv_init.c:56:6: sparse: symbol 'ath9k_htc_op_ps_wakeup' was not declared. Should it be static? drivers/net/wireless/ath/ath9k/htc_drv_init.c:61:6: sparse: symbol 'ath9k_htc_op_ps_restore' was not declared. Should it be static? drivers/net/wireless/ath/ath9k/htc_drv_init.c:66:19: sparse: symbol 'ath9k_htc_ps_ops' was not declared. Should it be static? Signed-off-by: Fengguang Wu <fengguang.wu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: ath9k_op_ps_wakeup() can be statickbuild test robot1-3/+3
drivers/net/wireless/ath/ath9k/init.c:91:6: sparse: symbol 'ath9k_op_ps_wakeup' was not declared. Should it be static? drivers/net/wireless/ath/ath9k/init.c:96:6: sparse: symbol 'ath9k_op_ps_restore' was not declared. Should it be static? drivers/net/wireless/ath/ath9k/init.c:101:19: sparse: symbol 'ath9k_ps_ops' was not declared. Should it be static? Signed-off-by: Fengguang Wu <fengguang.wu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: fix misc debugfs when not using chan contextBen Greear1-3/+4
When channel-context is not enabled, all vifs belong to the first context, but it is not configured as 'assigned'. Fix misc debugfs file to print out info for non-assigned contexts, and also print whether ctx is assigned or not. Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-17ath9k: fix regression in bssidmask calculationBen Greear1-3/+6
The commit that went into 3.17: ath9k: Summarize hw state per channel context Group and set hw state (opmode, primary_sta, beacon conf) per channel context instead of whole list of vifs. This would allow each channel context to run in different mode (STA/AP). Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com> broke multi-vif configuration due to not properly calculating the bssid mask. The test case that caught this was: create wlan0 and sta0-4 (6 total), not sure how much that matters. associate all 6 (works fine) disconnect 5 of them, leaving sta0 up Start trying to bring up the other 5 one at a time. It will fail, with iw events looking like this (in these logs, several sta are trying to come up, but symptom is the same with just one) The patch causing the regression made quite a few changes, but the part I think caused this particular problem was not recalculating the bssid mask when adding and removing interfaces. Re-adding those calls fixes my test case. Fix bad comment as well. Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k_htc: remove return of value in empty definintion of ath9k_htc_deinit_debugJohn W. Linville1-1/+3
Cc: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k_htc: add spectral scan debug interfaceOleksij Rempel3-0/+9
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k_htc: process rx spectral packetsOleksij Rempel1-0/+14
use code provided by Ashish Patro <patro@cs.wisc.edu> Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k_htc: trigger spectral scan on set_channelOleksij Rempel1-0/+4
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k_htc: set initial spec_config valuesOleksij Rempel1-0/+8
use values provided by Ashish Patro <patro@cs.wisc.edu> Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k_htc: add struct ath_spec_scan_priv to ath9k_htc_privOleksij Rempel1-0/+1
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k_htc: add ath_ps_ops bindingsOleksij Rempel1-0/+16
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k_htc: fix rs_datalen conversationOleksij Rempel1-1/+1
For some reason it didn't coused obvious problems. Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: For AR9271 chipsets, set count = 0 for endless samples.Oleksij Rempel1-3/+6
not sure why. Initially provided by Ashish Patro <patro@cs.wisc.edu> Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: move spectral.* to common-spectral.*Oleksij Rempel8-25/+31
and rename exports from ath9k_spectral_* to ath9k_cmn_spectral_* Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: move ath9k_spectral_scan_ from main.c to spectral.cOleksij Rempel2-70/+70
Now we should be ready to make this code common. Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: make ath9k_spectral_scan_ do not depend on ath_softcOleksij Rempel4-20/+22
last preparation before moving ath9k_spectral_scan_ to spectral.c Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: use ath_common instead of ieee80211_hw in ath9k_spectral_scan_Oleksij Rempel4-15/+13
we don't have here any ieee80211_hw dependencies any way. Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: use ath_ps_ops in ath9k_spectral_scan_Oleksij Rempel1-4/+4
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: add ath_ps_ops bindingsOleksij Rempel1-0/+16
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: remove all struct ath_softc dependencies from spectral codeOleksij Rempel4-50/+51
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: add ath_hw to ath_spec_scan_privOleksij Rempel2-0/+2
spectral code mostly depends on ath_hw, not on ath_softc Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: use struct dentry by ath9k_spectral_init_debugOleksij Rempel3-9/+9
this will alow us to make ath_softc independent code. Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: move spec_config to ath_spec_scan_privOleksij Rempel5-22/+23
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: move spectral_mode to ath_spec_scan_privOleksij Rempel5-5/+5
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: add struct ath_spec_scan_privOleksij Rempel3-7/+10
and move rfs_chan_spec_scan to this struct. We will need it for common spectral scan code. Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: add support for reporting tx power to mac80211Felix Fietkau3-16/+40
Track it per channel context instead of in the softc Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-12ath9k: Fix RTC_DERIVED_CLK usageMiaoqing Pan2-13/+13
Based on the reference clock, which could be 25MHz or 40MHz, AR_RTC_DERIVED_CLK is programmed differently for AR9340 and AR9550. But, when a chip reset is done, processing the initvals sets the register back to the default value. Fix this by moving the code in ath9k_hw_init_pll() to ar9003_hw_override_ini(). Also, do this override for AR9531. Cc: stable@vger.kernel.org Signed-off-by: Miaoqing Pan <miaoqing@qca.qualcomm.com> Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-11-04Merge branch 'platform/remove_owner' of ↵Greg Kroah-Hartman1-1/+0
git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux into driver-core-next Remove all .owner fields from platform drivers
2014-10-30ath9k: set pulse_rssi threshold to 15Lorenzo Bianconi2-2/+2
Reduce pulse_rssi threshold to 15 in order to improve radar pattern detection probability on ext channel Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-10-30ath9k: fix some debugfs outputDan Carpenter1-1/+1
The right shift operation has higher precedence than the mask so we left shift by "(i * 3)" and then immediately right shift by "(i * 3)" then we mask. It should be left shift, mask, and then right shift. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-10-27ath9k: use a random MAC address if the EEPROM address is invalidFelix Fietkau1-2/+11
Based on OpenWrt patch by Gabor Juhos Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>