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path: root/drivers/net/wireless/ath
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2013-09-12ath10k: delete struct ce_sendlistKalle Valo3-107/+25
struct ce_sendlist is useless as we always add just one buffer onto it. And most importantly, it's ugly as it doesn't use skb properly. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-12ath10k: Calculate correct peer PHY mode for VHTSujith Manoharan1-3/+11
The peer PHY mode for 11ac operation needs to be determined properly based on the channel bandwidth being used. Fix this so that the proper mode is given to the firmware. kvalo: earlier we used 11na-ht20 in STA mode for 11ac AP peer, this patch changes that to 11ac-vht80. I didn't notice any change in throughput in my tests, but nevertheless it's the right thing to do. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-12ath10k: print phymode as a stringKalle Valo2-2/+49
Makes it easier to read debug logs. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-12ath10k: clean mac.c debug messagesKalle Valo1-88/+92
Just to unify with the rest of debug messages. Minimal functional changes, only major ones are removal of the awkward "else" style in debug messages. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-12ath10k: add boot messages to htt.cKalle Valo2-2/+2
To unify the boot debug level. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-12ath10k: add boot debug messages to htc.cKalle Valo1-8/+8
To unify the boot debug level. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-12ath10k: add boot debug messages to pci.c and ce.cKalle Valo2-2/+12
To unify all boot related debug messages into one debug level. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-12ath10k: cleanup debug messages in core.cKalle Valo1-3/+6
Fix them to follow the general logging style in ath10k. While at it, add print id chip_id to the debug log. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-12ath10k: rename ATH10K_DBG_CORE to BOOTKalle Valo2-4/+4
core.c mostly deals with driver and firmware starting related actions. And we can use the boot level also in other components, like PCI and HTT. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-12ath10k: add BMI log levelKalle Valo2-15/+28
Also clean BMI log messages and add few more. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-10ath10k: define ath10k_debug_start/_stop as static inlineBartosz Markowski1-2/+2
Otherwise if CONFIG_ATH10K_DEBUGFS won't be set we will end up with multiple definitions and compilation failure in each place the header is included. Signed-off-by: Bartosz Markowski <bartosz.markowski@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-08ath10k: prevent CE from looping indefinitelyMichal Kazior3-115/+52
The double while() could end up running forever. Inner while() would complete very fast. However the completion processing could take enough time for more completions to flow in. In that case the outer while() would not terminate and run again, and again. This could happen especially on a slow host system. This could lead to a system freeze during heavy traffic. Note: this doesn't solve all known starvation issues yet. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-06ath10k: remove obsolete INIT STATUS definitionsBartosz Markowski1-8/+0
There's no functional changes. Just a small cleanup. Signed-off-by: Bartosz Markowski <bartosz.markowski@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-06ath10k: set the UART baud rate to 19200Bartosz Markowski1-0/+7
When configuring the host_interests over BMI, set the UART baud rate to 19200. This is valid for QCA988X_2.0 devices. kvalo: found during code review, there should not be any functionality changes Signed-off-by: Bartosz Markowski <bartosz.markowski@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-06ath10k: add htt_stats_enable debugfs fileKalle Valo4-0/+157
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-06ath10k: implement ath10k_debug_start/stop()Kalle Valo3-0/+27
Needed for the HTT stats implementation. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-06ath10k: add trace event ath10k_htt_statsKalle Valo2-1/+25
For analysing various data path statistics in user space. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-06ath10k: add missing braces to ath10k_pci_tx_pipe_cleanupDave Jones1-1/+2
The indentation here implies this was meant to be a multi-statement if, but it lacks the braces. kvalo: add "ath10k: " prefix Signed-off-by: Dave Jones <davej@fedoraproject.org> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-04drivers/net: Convert uses of compare_ether_addr to ether_addr_equalJoe Perches1-2/+2
Use the new bool function ether_addr_equal to add some clarity and reduce the likelihood for misuse of compare_ether_addr for sorting. Done via cocci script: (and a little typing) $ cat compare_ether_addr.cocci @@ expression a,b; @@ - !compare_ether_addr(a, b) + ether_addr_equal(a, b) @@ expression a,b; @@ - compare_ether_addr(a, b) + !ether_addr_equal(a, b) @@ expression a,b; @@ - !ether_addr_equal(a, b) == 0 + ether_addr_equal(a, b) @@ expression a,b; @@ - !ether_addr_equal(a, b) != 0 + !ether_addr_equal(a, b) @@ expression a,b; @@ - ether_addr_equal(a, b) == 0 + !ether_addr_equal(a, b) @@ expression a,b; @@ - ether_addr_equal(a, b) != 0 + ether_addr_equal(a, b) @@ expression a,b; @@ - !!ether_addr_equal(a, b) + ether_addr_equal(a, b) Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-09-03ath10k: add chip_id file to debugfsKalle Valo1-0/+22
So that's it's possible to query chip id from ath10k anytime. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-03ath10k: check chip id from the soc register during probeKalle Valo4-4/+57
ath10k doesn't support qca988x hw1.0 boards anymore. Unfortunately the PCI id is the same in hw1.0 and hw2.0 so ath10k tries to use hw1.0 boards anyway. But without hw1.0 workarounds in place ath10k just crashes horribly. To avoid using hw1.0 boards at all add a chip id detection and fail the probe if hw1.0 is detected: [ 5265.786408] ath10k: ERROR: qca988x hw1.0 is not supported [ 5265.786497] ath10k: Unsupported chip id 0x043200ff [ 5265.786574] ath10k: could not register driver core (-95) [ 5265.793191] ath10k_pci: probe of 0000:02:00.0 failed with error -95 Also add a warning if there's an unknown chip id but continue the boot process normally anyway. Reported-by: Zaki Bakar <zaki.bm@gmail.com> Tested-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-03ath10k: simplify ath10k_ce_init() wake up handlingKalle Valo1-9/+5
ath10k_ce_init() and the functions it calls wakeup the chip multiple times. Simplify that to call ath10k_pci_wake() only once. This also makes it easier to add error handling when wakeup fails. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-03ath10k: convert ath10k_pci_wake() to returnKalle Valo3-17/+45
We should not try to access hw if wakeup fails so add proper error checking for that. Also add the timeout lenght to the warning message. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-03ath10k: clean up ath10k_ce_completed_send_next_nolock()Kalle Valo1-20/+21
The error handling was just weird, simplify it. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-03ath10k: convert ath10k_pci_reg_read/write32() to take struct ath10kKalle Valo2-16/+15
This is consistent with all other functions. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-03ath10k: remove void pointer from struct ath10k_pci_complKalle Valo2-7/+7
Void pointers are bad, mmkay. No functional changes. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-03ath10k: make target_ce_config_wlan more readableKalle Valo1-14/+71
It's easier to read t if the field names are visible. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-03ath10k: pci: make host_ce_config_wlan[] more readableKalle Valo1-18/+63
It's much more readable if struct entries in host_ce_config_wlan are explicitly set. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-01ath10k: remove un ar_pci->cacheline_sz fieldKalle Valo2-3/+0
cacheline_sz is not used anywhere and can be removed. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-01ath10k: rename ce_ring_state to ath10k_ce_ringMichal Kazior2-19/+18
The new naming makes more sense. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-01ath10k: rename ce_state to ath10k_ce_pipeMichal Kazior4-77/+78
The new naming makes more sense. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-01ath10k: rename hif_ce_pipe_info to ath10k_pci_pipeMichal Kazior2-20/+20
The new naming makes more sense. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-01ath10k: remove unused ce_attr parametersMichal Kazior2-15/+9
Some parameters were unused and are not required. They have no representation in firmware. Clean them up. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-01ath10k: remove ce_op_stateMichal Kazior2-10/+0
It was only written to and never read back. No use to keep it around. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-09-01ath10k: use inline ce_state structureMichal Kazior2-25/+14
Simplifies memory managament of ce_state. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2013-08-28ath9k: Enable D3/L1 ASPM fix for AR9462Sujith Manoharan1-6/+5
AR9462 requires this HW fix for ASPM to work properly. Also, since WARegVal is used only for the AR8003 family, use AR_SREV_9300_20_OR_LATER. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-28ath9k: Remove unused ANI commandsSujith Manoharan5-18/+4
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-28Merge branch 'for-john' of ↵John W. Linville2-5/+4
git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
2013-08-28ath9k: ar9003_eeprom.c:3618 fix variable name typoJohn W. Linville1-2/+2
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c: In function 'ar9003_hw_ant_ctrl_apply': >> drivers/net/wireless/ath/ath9k/ar9003_eeprom.c:3618: warning: 'regval' is used uninitialized in this function It seems obvious that 'regval' should have been 'value'... Reported-by: Fengguang Wu <fengguang.wu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-28Merge branch 'master' of ↵John W. Linville4-4/+15
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless Conflicts: drivers/net/wireless/iwlwifi/pcie/trans.c net/mac80211/ibss.c
2013-08-28ath10k: Fix mutex unlock balanceMohammed Shafi Shajakhan1-1/+0
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>
2013-08-26ath9k: Fix DEBUG_FS dependency for ath9kSujith Manoharan1-1/+1
Reported-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-26ath9k: Fix TX poll work lockingSujith Manoharan1-1/+1
There is no need to call ath_txq_unlock_complete() in the TX poll routine - frame completion is not done here, so use ath_txq_unlock(). Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-26ath9k: Fix ASPM workaround usageSujith Manoharan6-25/+64
The PCIE Workaround register (AR_WA/0x4004) is used to handle various hardware quirks. For AR9002 chips, AR_WA_D3_L1_DISABLE is used to prevent the HW from automatically entering L1 state when D3 is enforced. AR_WA_D3_L1_DISABLE has to be enabled for a few AR9280 based cards, mark them based on their PCI subdevice/subvendor IDs and enforce it in ar9002_hw_configpcipowersave(). Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-26ath5k: debugfs: NULL-terminate stringsDjalal Harouni1-6/+18
Avoid processing garbage data by NULL terminating the strings. Signed-off-by: Djalal Harouni <tixxdz@opendz.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-26ath9k: Fix ASPM for AR9462Sujith Manoharan3-0/+31
If the L1 entrance latency is not calibrated properly in the EEPROM in WB222 boards, there could be problems in connectivity. Check and correct the calibrated value if it doesn't match the optimal value for WB222, 4us. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-23cfg80211: add flags to cfg80211_rx_mgmt()Vladimir Kondratiev2-5/+4
Add flags intended to report various auxiliary information and introduce the NL80211_RXMGMT_FLAG_ANSWERED flag to report that the frame was already answered by the device. Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com> [REPLIED->ANSWERED, reword commit message] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2013-08-22ath9k: Add one more PCI ID for CUS198Sujith Manoharan1-0/+5
This is a AR9485/WB225 based card. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-22ath9k: Add antenna diversity tweak for CUS198Sujith Manoharan4-0/+9
This improves RX diversity and performance for AR9485. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-08-22ath9k: Add support for AR9485 1.2Sujith Manoharan3-13/+13
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>