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2015-03-20ath9k: Add register definitions for AICSujith Manoharan
Various registers to control and check AIC status. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-20ath9k: Register private AIC opsSujith Manoharan
AIC can be disabled or enabled on a per-card basis using MCI configuration, so register a function to check its status. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-20ath9k: Add initial structures for AICSujith Manoharan
These are necessary for implementing AIC, supported by chips like WB222. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: delay skb allocation for RX until cmd53 overZhaoyang Liu
This patch moves SKB allocation for RX packets from current place i.e. after reading MP regs to place where we already have read data from SDIO bus ie after cmd53. mp_rx_aggr_setup has been modified accordingly to set skb_arr to NULL. Signed-off-by: Zhaoyang Liu <liuzy@marvell.com> Signed-off-by: Shengzhen Li <szli@marvell.com> Reviewed-by: Amitkumar Karwar <akarwar@marvell.com> Reviewed-by: Cathy Luo <cluo@marvell.com> Reviewed-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: add SDIO rx single port aggregationZhaoyang Liu
This patch brings in support for SDIO single port rx aggregation to mwifiex. Maximum read size support by SDIO cmd53 is 64K. Based on multi port aggregation which is already part of mwifiex, idea here is multiple packets received in FW can be aggregated into single buffer. A separate upload type is defined for such packet aggregated to single port. Packets from this single buffer are later deaggregated into individual packets. This way, driver can receive more packets each time through single SDIO cmd53; thereby reducing no of times MMC bus is accessed. SDIO SP aggregation support is advertised by FW during load time and driver would get FW block size in command response of HostCmd_CMD_SDIO_SP_RX_AGGR_CFG. Signed-off-by: Zhaoyang Liu <liuzy@marvell.com> Signed-off-by: Marc Yang <yangyang@marvell.com> Reviewed-by: Amitkumar Karwar <akarwar@marvell.com> Reviewed-by: Cathy Luo <cluo@marvell.com> Reviewed-by: Avinash Patil <patila@marvell.com> Signed-off-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: preprocess packets from TX queueZhaoyang Liu
During profiling, we discovered that driver remains idle for time when pakcet is downloaded to FW but no TX_DONE has been received i.e. while data_sent is true. This patch adds enhancement to TX routine where we preprocess packets from TX queue, make them ready for TX and add them to separate TX queue. Signed-off-by: Zhaoyang Liu <liuzy@marvell.com> Signed-off-by: Marc Yang <yangyang@marvell.com> Signed-off-by: Chin-ran Lo <crlo@marvell.com> Reviewed-by: Cathy Luo <cluo@marvell.com> Reviewed-by: Amitkumar Karwar <akarwar@marvell.com> Reviewed-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: remove_bss_prio_lockZhaoyang Liu
This patch does away with spinlock in mwifiex_wmm_get_highest_priolist_ptr in order to improve TP. Signed-off-by: Zhaoyang Liu <liuzy@marvell.com> Signed-off-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: get rid of BA setup helper functionsZhaoyang Liu
This patch removes BA setup helper routines mwifiex_is_bastream_setup and mwifiex_is_amsdu_in_ampdu_allowed. Current code will use two functions to check bastream setup and amsdu in ampdu. This patch change these functions to flags, thus avoiding redundant spin_lock check while dequeuing TX packets. Signed-off-by: Zhaoyang Liu <liuzy@marvell.com> Reviewed-by: Cathy Luo <cluo@marvell.com> Reviewed-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: avoid queue_work while work is ongoingShengzhen Li
Current code does not check whether main_work_queue or rx_work_queue is running when preparing to do queue_work, this code fix add check before calling queue_work, reducing unnecessary queue_work switch. This change instead sets more_task flag to ensure we run main_process superloop once again. Signed-off-by: Shengzhen Li <szli@marvell.com> Signed-off-by: Zhaoyang Liu <liuzy@marvell.com> Reviewed-by: Cathy Luo <cluo@marvell.com> Reviewed-by: Amitkumar Karwar <akarwar@marvell.com> Reviewed-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: enhance SD8897 MP aggregation limitsAvinash Patil
SD8897 support buffers of 4K and 16 such ports can be accomodated. So basically 64K buffer size in single aggregation is supported. Signed-off-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: rename alloc_rx_buf to alloc_dma_aligned_bufAvinash Patil
Rename this function to reflect its purpose correctly. Signed-off-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: lock main process till reinitialization of vif is overAvinash Patil
A crash was detected while changing virtual interface type is in progress. This was tracked to race condition in accessing bss_priority table while change is in progress. This patch ensures that main_process and rx_process works are locked while we change virtual interface. Signed-off-by: Cathy Luo <cluo@marvell.com> Signed-off-by: Avinash Patil <patila@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16wl18xx: show rx_frames_per_rates as an array as it really isNicolas Iooss
In struct wl18xx_acx_rx_rate_stat, rx_frames_per_rates field is an array, not a number. This means WL18XX_DEBUGFS_FWSTATS_FILE can't be used to display this field in debugfs (it would display a pointer, not the actual data). Use WL18XX_DEBUGFS_FWSTATS_FILE_ARRAY instead. This bug has been found by adding a __printf attribute to wl1271_format_buffer. gcc complained about "format '%u' expects argument of type 'unsigned int', but argument 5 has type 'u32 *'". Fixes: c5d94169e818 ("wl18xx: use new fw stats structures") Signed-off-by: Nicolas Iooss <nicolas.iooss_linux@m4x.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16rt2x00usb: drop rt2x00usb_disable_radio() from rt2800usb_disable_radio()Sebastian Andrzej Siewior
I have here FRITZ!WLAN USB Stick N v2 / idVendor=057c, idProduct=8501 and every single of this requests ends up with: |ieee80211 phy0: rt2x00usb_vendor_request: Error - Vendor Request 0x0c failed for offset 0x0000 with error -32 I was browsing the the vedor code and I haven't seen such request so I remove it with this patch. If I wasn't look enough or if this error is expected then please excuse :) Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16rt2x00usb: check USB's request error code in rt2800usb_autorun_detect()Sebastian Andrzej Siewior
rt2800usb_autorun_detect() blindly assumes assumes that it worked while it could have failed. Check the error code here. Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16rt2x00usb: initialize the read value in case of failureSebastian Andrzej Siewior
My understanding ist that rt2x00usb_register_read() is void and so the reader is unaware of read errors and assumes that whatever was on the stack as it was about to read. Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: use del_timer variant in interrupt contextAmitkumar Karwar
We might be in interrupt context at few places. So replace del_timer_sync() with del_timer(). This patch fixes a kernel trace problem seen occasionally during our testing. Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: Add support for auto ARP in mwifiex.Maithili Hinge
This patch adds support for auto ARP feature in mwifiex. The device will respond to ARP requests from the network with ARP response in suspended state without waking up the host. This feature is enabled in the driver by default. Signed-off-by: Maithili Hinge <maithili@marvell.com> Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16mwifiex: fix a bug in Rx multiport aggregation logicCathy Luo
It's been observed Rx aggregated packets are always followed by a single Rx packet. This patch improves our logic to add that extra packet in next aggregation. Signed-off-by: Cathy Luo <cluo@marvell.com> Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16rtlwifi: No need to export rtl_evm_dbm_jaguar anymorePriit Laes
This function is used only by rtl8821ae so move it there Signed-off-by: Priit Laes <plaes@plaes.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16rtlwifi: Clean rtl_evm_db_to_percentage a bitPriit Laes
Signed-off-by: Priit Laes <plaes@plaes.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16ath9k: allow 40MHz radar detection widthZefir Kurtisi
Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16ath9k: add DFS support for extension channelZefir Kurtisi
In HT40 modes, pulse events on primary and extension channel are processed individually. If valid, a pulse event will be fed into the detector * for primary frequency, or * for extension frequency (+/-20MHz based on HT40-mode) * or both With that, a 40MHz radar will result in two individual radar events. Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-16ath9k: restart only triggering DFS detector lineZefir Kurtisi
To support HT40 DFS mode, a triggering detector must reset only itself but not other detector lines. Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13Revert "bcma: Kconfig: Let it depend on PCI"Rafał Miłecki
This reverts commit b09f5ec18b16b82f4db8a735e453332db7514275. Now that we have fully working BCMA_DRIVER_PCI symbol (in can be safely disabled), there is no risk bcma will try to use PCI code without PCI available. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13bcma: allow disabling (not building) PCI driverRafał Miłecki
It isn't required for bcma bus on SoCs, so provide some empty functions and allow disabling it. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13bcma: move PCI IRQ control function to host specific codeRafał Miłecki
This function isn't really related to any bus core. It touches PCI device config registers only, so move it to the (PCI) host file. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13rtlwifi: rtl8192cu: remove unused arguments from _beacon_function_enable()Taehee Yoo
Remove unnecessary parameter in rtl8192cu/hw.c Signed-off-by: Taehee Yoo <ap420073@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13libertas_tf: if_usb.c: don't export static symbolJulia Lawall
The semantic patch that fixes this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r@ type T; identifier f; @@ static T f (...) { ... } @@ identifier r.f; declarer name EXPORT_SYMBOL_GPL; @@ -EXPORT_SYMBOL_GPL(f); // </smpl> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: fix watchdog timer regressionArend van Spriel
The watchdog timer is used to put the device in a low-power mode when it is idle for some time. This timer is stopped during that mode and should be restarted upon activity. This has been broken by commit d4150fced0365 ("brcmfmac: Simplify watchdog sleep."). This patch restores the behaviour as it was before that commit. Reported-by: Pontus Fuchs <pontusf@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: take save&restore memory into account for SDIO shared infoArend van Spriel
The firmware provides pointer to SDIO shared information at end of RAM during firmware initialization. End of RAM is obviously determined by the actual ram size, but part of that may be used for save&restore memory. In that case another location in RAM will hold the pointer. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: extract ram size info from internal memory registersArend van Spriel
Instead of hard-coded memory sizes it is possible to obtain that information from the internal memory registers. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: assure device is ready for download after brcmf_chip_attach()Arend van Spriel
Make the brcmf_chip_attach() function responsible for putting the device in a state where it is accessible for firmware download. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: rename chip download functionsArend van Spriel
The functions brcmf_chip_[enter/exit]_download() are not exclusively used for firmware download so rename these more appropriate. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: always perform cores checksArend van Spriel
Instead of checking the cores in the chip only if CONFIG_BRCMDBG is selected perform the check always and extend it with more sanity checking. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: remove duplication of ramsize infoArend van Spriel
Removing the ramsize from the brcmf_sdio structure to avoid duplication. The information is available in brcmf_chip structure. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13ath9k: make ath_frame_info fit into reduced-size rate_driver_dataFlorian Westphal
pre-requisite to shrink size of ieee80211_tx_info which in turn is needed to shrink skb->cb to 40 bytes again. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13ar5523: use container_ofFlorian Westphal
If we want to shrink skb->cb then we'd have to see about reducing struct ieee80211_tx_info, which gets embedded inside skb->cb[]. It provides a scratch space to be used by wireless drivers. ar5523 uses the maximum space available today (40 bytes), but it seems we don't need this -- data->skb pointer seems to always point back to the skb whose cb buffer the data structure resides, iow, given a pointer to the embedded control buffer we can infer the skb address. Tested-by: Pontus Fuchs <pontus.fuchs@gmail.com> Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13ath9k: Fix RTT chainmask usageSujith Manoharan
Since the RTT registers need to be configured for all valid chains irrespective of the runtime chainmask, use the actual chainmask of the chip. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13ath9k: Check allowed PCIE powersave configurationSujith Manoharan
When assigning the initvals for PCIE sleep/awake registers, check the configuration that has been assigned to pll_pwrsave during initialization. Also, display a warning if we don't have valid arrays. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13ath9k: Initialize pll_pwrsave for AR9462/AR9565Sujith Manoharan
Cards based on AR9462/AR9565 support more PCIE power save mechanisms, so register them correctly. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13ath9k: Fix PLL powersave for AR9485Sujith Manoharan
Use the value in ah->config.pll_pwrsave to determine which array needs to be loaded. Also, initialize pll_pwrsave to 1 by default. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13ath9k: Add PCIE powersave macrosSujith Manoharan
These will be used to handle chip-specific power save configuration. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13wil6210: support AP isolationVladimir Kondratiev
For the AP, configuration may say not to bridge traffic between wireless clients. This is conveyed from user space (ex: hostapd has ap_isolate parameter) with NL80211_CMD_SET_BSS, to the driver's cfg80211 ops method change_bss Add support for this setting. Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13wil6210: re-submit Rx frames to the wireless media if appropriateVladimir Kondratiev
This is for AP only. If Rx data frame targeted to one of associated clients, transmit it back to the wireless media and don't deliver to the host. For the multicast frames, deliver to both host and wireless media. Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13wil6210: NAPI completion refactorVladimir Kondratiev
It is expected that driver completes NAPI when less than full budget is consumed. Fulfill this requirement. Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: Add support for BCM4345 SDIO chipset.Syed Asifful Dayyan
These changes add support for BCM4345 SDIO chipset. Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Syed Asifful Dayyan <syedd@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: Fix race condition in msgbuf ioctl processing.Hante Meuleman
Msgbuf is using a wait_event_timeout to wait for the response on an ioctl. The wakeup routine uses waitqueue_active to see if wait_event_timeout has been called. There is a chance that the response arrives before wait_event_timeout is called, this will result in situation that wait_event_timeout never gets woken again and assumed result will be a timeout. This patch removes that errornous situation by always setting the ctl_completed var before checking for queue active. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: Fix possible race-condition.Hante Meuleman
SDIO is using a "shared" variable to handoff ctl frames to DPC and to see when they are done. In a timeout situation this can lead to erroneous situation where DPC started to handle the ctl frame while the timeout expired. This patch will fix this by adding locking around the shared variable. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-03-13brcmfmac: Simplify watchdog sleep.Hante Meuleman
The watchdog thread is used to put the SDIO bus to sleep when the system is idling. This patch simplifies the way it is determined when sleep can be entered. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>