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path: root/drivers/net/wireless/ath/ath10k
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* ath10k: suppress warnings when getting wmi peer_rate_code_list eventVasanthakumar Thiagarajan2016-05-11
| | | | | | | | | | In 10.4, fw sends WMI PEER_RATECODE_LIST_EVENTID after successful peer_assoc cmd. As of now this event is not of much use and not implemented. Change the debug level and messsage as appropriate to suppress "Unknown eventid: 36898". Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: release pre_cal_file while unloading driverRajkumar Manoharan2016-05-06
| | | | | | | | Failing to release pre_cal_file caldata on deinit causes memory leak. Fixes: b131129d9657 ("ath10k: fix calibration init sequence of qca99x0") Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: update bss channel survey informationRajkumar Manoharan2016-05-06
| | | | | | | | | | | | | | | | | | | | | | During hw scan, firmware sends two channel information events (pre- complete, complete) to host for each channel change. The snap shot of cycle counters (rx_clear and total) between these two events are given for survey dump. In order to get latest survey statistics of all channels, a scan request has to be issued. In general, an AP DUT is brought up, it won't leave BSS channel except few cases like overlapping bss or radar detection. So survey statistics of bss channel is always referring to older data that are collected before starting AP (either ACS/OBSS scan). To collect latest survey information from target, firmware provides WMI interface to read cycle counters from hardware. For each survey dump request, BSS channel cycle counters are read and cleared in hardware. This makes sure that behavior is in align with ath9k survey report. So survey dump always gives snap shot of cycle counters b/w two survey requests. Signed-off-by: Yanbo Li <yanbol@qca.qualcomm.com> Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: handle pdev_chan_info wmi eventRajkumar Manoharan2016-05-06
| | | | | | | | Add handler to process bss channel information wmi event that will be received upon sending pdev_chan_info_request wmi command. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: implement wmi_pdev_bss_chan_info_requestRajkumar Manoharan2016-05-06
| | | | | | | | | Add WMI ops to send pdev_bss_chan_info_request command to target. This command will be used to retrieve updated cycle counters and noise floor value of current operating channel (bss channel). Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: add pdev bss channel info wmi definitionsRajkumar Manoharan2016-05-06
| | | | | | | | Add WMI definitions for pdev bss channel information request and event. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: fix kernel panic, move arvifs list head init before htt initAnilkumar Kolli2016-05-06
| | | | | | | | | | | | | | | | | | | | | | | | | | | | It is observed that while loading and unloading ath10k modules in an infinite loop, before ath10k_core_start() completion HTT rx frames are received, while processing these frames, dereferencing the arvifs list code is getting hit before initilizing the arvifs list, causing a kernel panic. This patch initilizes the arvifs list before initilizing htt. Fixes the below issue: [<bf88b058>] (ath10k_htt_rx_pktlog_completion_handler+0x278/0xd08 [ath10k_core]) [<bf88b058>] (ath10k_htt_rx_pktlog_completion_handler [ath10k_core]) [<bf88c0dc>] (ath10k_htt_txrx_compl_task+0x5f4/0xeb0 [ath10k_core]) [<bf88c0dc>] (ath10k_htt_txrx_compl_task [ath10k_core]) [<c0234100>] (tasklet_action+0x8c/0xec) [<c0234100>] (tasklet_action) [<c02337c0>] (__do_softirq+0xf8/0x228) [<c02337c0>] (__do_softirq) [<c0233920>] (run_ksoftirqd+0x30/0x90) Code: e5954ad8 e2899008 e1540009 0a00000d (e5943008) ---[ end trace 71de5c2e011dbf56 ]--- Kernel panic - not syncing: Fatal exception in interrupt Fixes: 500ff9f9389d ("ath10k: implement chanctx API") Cc: <stable@vger.kernel.org> Signed-off-by: Anilkumar Kolli <akolli@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: move spectral related structures under ath10k debugfsMohammed Shafi Shajakhan2016-05-06
| | | | | | | | | Spectral related structures are accessed / modified only if ath10k debugfs is enabled, so it makes more sense to move them under ATH10K_DEBUGFS Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: remove VHT capabilities from 2.4GHzJohannes Berg2016-05-06
| | | | | | | | | | | | | | | | | According to the spec, VHT doesn't exist in 2.4GHz. There are vendor extensions to allow a subset of VHT to work (notably 256-QAM), but since mac80211 doesn't support those advertising VHT capability on 2.4GHz leads to the behaviour of reporting VHT capabilities but not being able to use any of them due to mac80211's code requiring 80 MHz support. Remove the VHT capabilities from 2.4GHz for now. If mac80211 gets extended to use the (likely Broadcom) vendor IEs for it and handles the lack of 80 MHz support, it can be added back. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: fix a typo in ath10k_start()Mohammed Shafi Shajakhan2016-04-26
| | | | | | | fix a typo (spelling mistake) in 'ath10k_start' Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* ath10k: add max_tx_power for QCA6174 WLAN.RM.2.0 firmwareAlan Liu2016-04-26
| | | | | | | | | QCA6174 WLAN.RM.2.0 firmware uses max_tx_power instead of using max_reg_power to set transmission power. The tx power was about -50dbm, after applying this change, it become -32dbm. Signed-off-by: Alan Liu <alanliu@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* Merge ath-next from ath.gitKalle Valo2016-04-26
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ath.git patches for 4.7. Major changes: ath10k * implement set_tsf() for 10.2.4 branch * remove rare MSI range support * remove deprecated firmware API 1 support ath9k * add module parameter to invert LED polarity wcn36xx * fixes to get the driver properly working on Dragonboard 410c
| * ath10k: remove enum ath10k_swap_code_seg_bin_typeKalle Valo2016-04-20
| | | | | | | | | | | | It's not needed for anything so just get rid of it. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: switch testmode to use ath10k_core_fetch_firmware_api_n()Kalle Valo2016-04-20
| | | | | | | | | | | | | | | | Now that all firmware-N.bin related are within struct ath10k_fw_file we can switch to use ath10k_core_fetch_firmware_api_n() and delete almost identical ath10k_tm_fetch_utf_firmware_api_2(). Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: move htt_op_version to struct ath10k_fw_fileKalle Valo2016-04-20
| | | | | | | | | | | | Preparation for testmode.c to use ath10k_core_fetch_board_data_api_n(). Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: move wmi_op_version to struct ath10k_fw_fileKalle Valo2016-04-20
| | | | | | | | | | | | Preparation for testmode.c to use ath10k_core_fetch_board_data_api_n(). Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: move fw_features to struct ath10k_fw_fileKalle Valo2016-04-20
| | | | | | | | | | | | Preparation for testmode.c to use ath10k_core_fetch_board_data_api_n(). Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: move fw_version inside struct ath10k_fw_fileKalle Valo2016-04-20
| | | | | | | | | | | | Preparation for testmode.c to use ath10k_core_fetch_board_data_api_n(). Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: refactor firmware images to struct ath10k_fw_componentsKalle Valo2016-04-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | To make it easier to share ath10k_core_fetch_board_data_api_n() with testmode.c refactor all firmware components to struct ath10k_fw_components. This structure will hold firmware related files, for example firmware-N.bin and board-N.bin. For firmware-N.bin create a new struct ath10k_fw_file which contains the actual firmware image as well as the parsed data from the image. Modify ath10k_core_start() to take struct ath10k_fw_components() as an argument which makes it possible in following patches to drop some ugly hacks from testmode.c. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: remove deprecated firmware API 1 supportKalle Valo2016-04-20
| | | | | | | | | | | | | | This has ben deprecated years ago, I haven't heard anyone using it since and most likely it won't even work anymore. So just remove all of it. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: add dynamic tx mode switch config support for qca4019Raja Mani2016-04-19
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | push-pull mode needs certain amount the host driver involvement for managing queues in the host memory and packet delivery to firmware. qca4019 wifi firmware has an option to stay in push mode for less number of active traffic flow and then switch to push-pull mode when the active traffic flow goes beyond the certain limit. The advantage of staying in push mode for less active traffic is, the host cpu consumption is reduced. qca4019 firmware supports this flexibility of the mode switch. It takes the host driver interest (LOW_PERF/HIGH_PERF) via WMI_EXT_RESOURCE_CFG_CMDID, LOW_PERF - fw would stay in push mode and switch to push-pull based on demand. HIGH_PERF - fw would stay in push-pull mode from the boot. To make this configuration generic, new WMI services WMI_SERVICE_TX_MODE_PUSH_ONLY, WMI_SERVICE_TX_MODE_PUSH_PULL, WMI_SERVICE_TX_MODE_DYNAMIC are introduced to take dynamic tx mode switch support availability in firmware. Based on WMI_SERVICE_TX_MODE_DYNAMIC, LOW_PERF or HIGHT_PERF is configured to the firmware. Signed-off-by: Raja Mani <rmani@qti.qualcomm.com> Signed-off-by: Tamizh chelvam <c_traja@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: add some sanity checks to peer_map_event() functionsDan Carpenter2016-04-19
| | | | | | | | | | | | | | | | | | | | Smatch complains that since "ev->peer_id" comes from skb->data that means we can't trust it and have to do a bounds check on it to prevent an array overflow. Fixes: 6942726f7f7b ('ath10k: add fast peer_map lookup') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: fix rx_channel during hw reconfigureRajkumar Manoharan2016-04-19
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Upon firmware assert, restart work will be triggered so that mac80211 will reconfigure the driver. An issue is reported that after restart work, survey dump data do not contain in-use (SURVEY_INFO_IN_USE) info for operating channel. During reconfigure, since mac80211 already has valid channel context for given radio, channel context iteration return num_chanctx > 0. Hence rx_channel is always NULL. Fix this by assigning channel context to rx_channel when driver restart is in progress. Cc: stable@vger.kernel.org Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: fix return value for btcoex and peer stats debugfsMohammed Shafi Shajakhan2016-04-19
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Return value is incorrect for btcoex and peer stats debugfs 'write' entries if the user provides a value that matches with the already available debugfs entry, this results in the debugfs entry getting stuck and the operation has to be terminated manually. Fix this by returning the appropriate return 'count' as we do it for other debugfs entries like pktlog etc. Fixes: cc61a1bbbc0e ("ath10k: enable debugfs provision to enable Peer Stats feature") Fixes: c28e6f06ff40 ("ath10k: fix sanity check on enabling btcoex via debugfs") Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: fix parenthesis alignmentKalle Valo2016-04-14
| | | | | | | | | | | | | | | | Found by checkpatch: drivers/net/wireless/ath/ath10k/mac.c:6800: Alignment should match open parent Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: prefer ether_addr_copy() over memcpy()Kalle Valo2016-04-14
| | | | | | | | | | | | | | | | Fixes checkpatch warning: drivers/net/wireless/ath/ath10k/wmi.c:5800: Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2) Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: prefer ether_addr_equal() or ether_addr_equal_unaligned() over memcmp()Kalle Valo2016-04-14
| | | | | | | | | | | | | | | | | | | | Fixes checkpatch warnings: drivers/net/wireless/ath/ath10k/mac.c:452: Prefer ether_addr_equal() or ether_addr_equal_unaligned() over memcmp() drivers/net/wireless/ath/ath10k/mac.c:455: Prefer ether_addr_equal() or ether_addr_equal_unaligned() over memcmp() drivers/net/wireless/ath/ath10k/txrx.c:133: Prefer ether_addr_equal() or ether_addr_equal_unaligned() over memcmp() Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: prefer kernel type 'u64' over 'u_int64_t'Kalle Valo2016-04-14
| | | | | | | | | | | | | | | | | | Fixes checkpatch warnings: drivers/net/wireless/ath/ath10k/htt.h:1477: Prefer kernel type 'u64' over 'u_int64_t' drivers/net/wireless/ath/ath10k/htt.h:1480: Prefer kernel type 'u64' over 'u_int64_t' Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: fix checkpatch warnings related to spacesKalle Valo2016-04-14
| | | | | | | | | | | | | | | | | | | | Fix checkpatch warnings about use of spaces with operators: spaces preferred around that '*' (ctx:VxV) This has been recently added to checkpatch. Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: remove MSI range supportRajkumar Manoharan2016-04-12
| | | | | | | | | | | | | | | | | | | | | | MSI-X is never well-tested, might contain bugs and generally isn't really all that useful to maintain. Also ath10k is mainly used with shared/singly-MSI interrupt systems. Hence removing MSI range support. This change will be useful for further cleanup in copy engine lock and to add NAPI support. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: enable set_tsf vdev command to WMI 10.4Peter Oh2016-04-12
| | | | | | | | | | | | | | | | | | | | | | 10.4 firmware has addeded set_tsf vdev parameter, hence enable it. set_tsf function can be used to shift TBTT that will help avoid its clockdrift which happens when beacons are collided. Signed-off-by: Peter Oh <poh@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: update 10.4 WMI vdev parametersPeter Oh2016-04-12
| | | | | | | | | | | | | | | | Update 10.4 WMI vdev param to sync to current 10.4 firmware as of 2/23/2016. Signed-off-by: Peter Oh <poh@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: add a support of set_tsf on vdev interfacePeter Oh2016-04-12
| | | | | | | | | | | | | | | | | | | | | | 10.2.4.70.24 firmware introduces new feature to set TSF via vdev parameter, hence implement relevant function. set_tsf function can be used to shift TBTT that will help avoid its clockdrift which happens when beacons are collided. Signed-off-by: Peter Oh <poh@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: Document alloc_frag_desc_for_data_pkt config option.Ben Greear2016-04-12
| | | | | | | | | | | | | | | | This will help anyone trying to use the ack-rssi reporting feature with the host-specified TX-rate option in 10.4 firmware. Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
* | cfg80211: remove enum ieee80211_bandJohannes Berg2016-04-12
|/ | | | | | | | | This enum is already perfectly aliased to enum nl80211_band, and the only reason for it is that we get IEEE80211_NUM_BANDS out of it. There's no really good reason to not declare the number of bands in nl80211 though, so do that and remove the cfg80211 one. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
* Merge tag 'wireless-drivers-next-for-davem-2016-04-11' of ↵David S. Miller2016-04-11
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next Kalle Valo says: ==================== wireless-drivers patches for 4.7 Major changes: iwlwifi * support for Link Quality measurement * more work 9000 devices and MSIx * continuation of the Dynamic Queue Allocation work * make the paging less memory hungry * 9000 new Rx path * removal of IWLWIFI_UAPSD Kconfig option ath10k * implement push-pull tx model using mac80211 software queuing support * enable scan in AP mode (NL80211_FEATURE_AP_SCAN) wil6210 * add basic PBSS (Personal Basic Service Set) support * add initial P2P support * add oob_mode module parameter ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
| * ath10k: fix unconditional num_mpdus_ready subtractionRajkumar Manoharan2016-04-07
| | | | | | | | | | | | | | | | | | | | | | Decrement num_mpdus_ready only when rx amsdu is processed successfully. Not doing so, will result in leak and impact stabilty under low memory cases. Also commit 3128b3d8a2b9 ("ath10k: speedup htt rx descriptor processing for rx_ind") missed to removed unused skb list rx_q. Fixes: 3128b3d8a2b9 ("ath10k: speedup htt rx descriptor processing for rx_ind") Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: remove unnecessary warning for probe response dropsRajkumar Manoharan2016-04-07
| | | | | | | | | | | | | | | | | | | | | | qca99x0 and qca4019 solutions limit probe responses transmissions. Logging warning message for each probe response drop is flooding kernel log unnecessary with " failed to increase tx mgmt pending count: -16, dropping". Hence reducing log level to debug. Reported-by: Sebastian Gottschall <s.gottschall@dd-wrt.com> Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: fix calibration init sequence of qca99x0Rajkumar Manoharan2016-04-07
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | pre-calibration is meant for qca4019 which contains only caldata whereas calibration file is used by ar9888 and qca99x0 that contains both board data and caldata. So by definition both pre-cal-file and cal-file can not coexist. Keeping them in shared memory (union), is breaking boot sequence of qca99x0. Fix it by storing both binaries in separate memories. This issue is reported in ipq8064 platform which includes caldata in flash memory. Fixes: 3d9195ea19e4 ("ath10k: incorporate qca4019 cal data download sequence") Reported-by: Sebastian Gottschall <s.gottschall@dd-wrt.com> Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: parse Rx MAC timestamp in mgmt frame for FW 10.4Peter Oh2016-04-04
| | | | | | | | | | | | | | | | | | | | | | | | Check and parse Rx MAC timestamp when firmware sets its flag to status variable. 10.4 firmware adds it in Rx beacon frame only at this moment. Drivers and mac80211 may utilize it to detect such clockdrift or beacon collision and use the result for beacon collision avoidance. Signed-off-by: Peter Oh <poh@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: combine txrx and replenish taskRajkumar Manoharan2016-04-04
| | | | | | | | | | | | | | | | | | | | | | | | | | Since tx completion and rx indication processing are moved out of txrx tasklet and rx ring lock contention also removed from txrx for rx_ind messages, it would be efficient to combine both replenish and txrx tasks. Refill threshold is adjusted for both AP135 and AP148 (low and high end systems). With this adjustment in AP135, TCP DL is improved from 603 Mbps to 620 Mbps and UDP DL is improved from 758 Mbps to 803 Mbps. Also no watchdog are observed on UDP BiDi. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: reuse copy engine 5 (htt rx) descriptorsRajkumar Manoharan2016-04-04
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Whenever htt rx indication i.e target to host messages are received on rx copy engine (CE5), the message will be freed after processing the response. Then CE 5 will be refilled with new descriptors at post rx processing. This memory alloc and free operations can be avoided by reusing the same descriptors. During CE pipe allocation, full ring is not initialized i.e n-1 entries are filled up. So for CE 5 full ring should be filled up to reuse descriptors. Moreover CE 5 write index will be updated in single shot instead of incremental access. This could avoid multiple pci_write and ce_ring access. From experiments, It improves CPU usage by ~3% in IPQ4019 platform. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: cleanup copy engine receive next completionRajkumar Manoharan2016-04-04
| | | | | | | | | | | | | | | | | | | | | | The physical address necessary to unmap DMA ('bufferp') is stored in ath10k_skb_cb as 'paddr'. For diag register read and write operations, 'paddr' is stored in transfer context. ath10k doesn't rely on the meta/transfer_id. So the unused output arguments {bufferp, nbytesp and transfer_idp} are removed from CE recv_next completion. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: register ath10k_htt_htc_t2h_msg_handlerRajkumar Manoharan2016-04-04
| | | | | | | | | | | | | | | | | | | | | | | | Except qca61x4 family chips (qca6164, qca6174), copy engine 5 is used for receiving target to host htt messages. In follow up patch, CE5 descriptors will be reused. In such case, same API can not be used as htc layer callback where the response messages will be freed at the end. Hence register new API for HTC layer that free up received message and keep the message handler common for both HTC and HIF layers. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: speedup htt rx descriptor processing for rx_indRajkumar Manoharan2016-04-04
| | | | | | | | | | | | | | | | | | | | | | | | In follow up patch, htt rx descriptors will be reused instead of dealloc and refill. To achieve that htt rx indication messages should not be deferred and should be processed in pci tasklet itself. Also from rx indication message, mpdu_count alone is used. So it is maintained as atomic variable and all rx amsdu handlers are done processed from txrx tasklet. This change get rid of rx_compl_q usage. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: cleanup amsdu processing for rx indicationRajkumar Manoharan2016-04-04
| | | | | | | | | | | | | | | | | | | | Make amsdu handlers (i.e amsdu_pop and rx_h_handler) common to both rx_ind and frag_ind htt events. It is sufficient to hold rx_ring lock for amsdu_pop alone and no need to hold it until the packets are delivered to mac80211. This helps to reduce rx_lock contention as well. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: remove unused fw_desc processingRajkumar Manoharan2016-04-04
| | | | | | | | | | | | | | | | | | | | The fw descriptor was never used and probably never will be. It makes little sense to maintain support for it. Remove it and simplify rx processing. This will make it easier to optimize rx processing later as well. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: copy tx fetch indication messageRajkumar Manoharan2016-04-04
| | | | | | | | | | | | | | | | | | | | To optmize CPU usage htt rx descriptors will be reused instead of refilling it for htt rx copy engine (CE5). To support that all htt rx indications should be proecssed at same context. Instead of queueing actual indication message, queue copied message for txrx processing. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: speedup htt rx descriptor processing for tx completionRajkumar Manoharan2016-04-04
| | | | | | | | | | | | | | | | | | | | | | To optimize CPU usage htt rx descriptors will be reused instead of refilling it for htt rx copy engine (CE5). To support that all htt rx indications should be processed at same context. FIFO queue is used to maintain tx completion status for each msdu. This helps to retain the order of tx completion. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
| * ath10k: enable parsing per station rx duration for 10.4Mohammed Shafi Shajakhan2016-04-04
| | | | | | | | | | | | | | | | | | Rx duration support for per station is part of extended peer stats, enable provision to parse the same and provide backward compatibility based on the 'stats_id' event Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>