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2017-04-05rtlwifi: btcoex: 23b 2ant: remove redundant bt stack reportYan-Hsuan Chuang
New ICs have hardware mailbox to deliver bt information instead of doing it by driver itself, so remove them. Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Pkshih <pkshih@realtek.com> Cc: Birming Chiu <birming@realtek.com> Cc: Shaofu <shaofu@realtek.com> Cc: Steven Ting <steventing@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05rtlwifi: btcoex: 23b 2ant: coex table fine tuneYan-Hsuan Chuang
set coex table fine tune, for register settings Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Pkshih <pkshih@realtek.com> Cc: Birming Chiu <birming@realtek.com> Cc: Shaofu <shaofu@realtek.com> Cc: Steven Ting <steventing@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05rtlwifi: btcoex: 23b 2ant: adjust wifi duration for bt a2dpYan-Hsuan Chuang
The larger the bt a2dp bit pool is, the more time bt needs to receive them. If we do not adjust the wifi duration, the voice quality will be low. Hence we reduce the time that wifi holds, to improve the a2dp service. Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Pkshih <pkshih@realtek.com> Cc: Birming Chiu <birming@realtek.com> Cc: Shaofu <shaofu@realtek.com> Cc: Steven Ting <steventing@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05rtlwifi: btcoex: 23b 2ant: less sensitive to tx rate penaltyYan-Hsuan Chuang
modify h2c parameter so that the rate suffers less penalty from retry Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Pkshih <pkshih@realtek.com> Cc: Birming Chiu <birming@realtek.com> Cc: Shaofu <shaofu@realtek.com> Cc: Steven Ting <steventing@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05rtlwifi: btcoex: 23b 2ant: monitor wifi counter for allocate tdma timeYan-Hsuan Chuang
If there are too many CRC error packets, it means the wifi is operating under low quality circumstances. If so, we need to reallocate the resources of wifi and bt Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Pkshih <pkshih@realtek.com> Cc: Birming Chiu <birming@realtek.com> Cc: Shaofu <shaofu@realtek.com> Cc: Steven Ting <steventing@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05rtlwifi: btcoex: 23b 2ant: detect if bt is slave, and modify tdmaYan-Hsuan Chuang
if the bt is slave, it may receive packet at any time, so we need to mark them as high priority packets to avoid packet loss. Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Pkshih <pkshih@realtek.com> Cc: Birming Chiu <birming@realtek.com> Cc: Shaofu <shaofu@realtek.com> Cc: Steven Ting <steventing@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05rtlwifi: btcoex: 23b 2ant: add btc8723b2ant_limited_rx to reduce agg sizeYan-Hsuan Chuang
For wifi and bt coexistence, if the aggregation size of wifi is too large, the transmission time of the aggregated packet could be too long and the bt packets might "cut off" the wifi packet. We need to reduce the aggregation size to improve wifi performance. Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Pkshih <pkshih@realtek.com> Cc: Birming Chiu <birming@realtek.com> Cc: Shaofu <shaofu@realtek.com> Cc: Steven Ting <steventing@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05rtlwifi: btcoex: follow linux coding styleYan-Hsuan Chuang
Fix a number of checkpatch.pl warnings. In addition, some variable and function names are shortened, and/or renamed to be more consistent. Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Pkshih <pkshih@realtek.com> Cc: Birming Chiu <birming@realtek.com> Cc: Shaofu <shaofu@realtek.com> Cc: Steven Ting <steventing@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05rtlwifi: btcoex: remove unused functionsYan-Hsuan Chuang
A number of functions in the Bluetooth Coexistence routines are not used, and can be removed. Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Pkshih <pkshih@realtek.com> Cc: Birming Chiu <birming@realtek.com> Cc: Shaofu <shaofu@realtek.com> Cc: Steven Ting <steventing@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05mwifiex: add missing IEs related to TDLS operationKarthik Ananthapadmanabha
In mwifiex,IEs such as supported channels, supported operating classes 20/40 BSS COexistence are missing and also extra QOS capabilities IE is added during TDLS discovery response, TDLS setup request and TDLS setupresponse. This patch adds require IEs and also removes extra IE. Signed-off-by: Karthik Ananthapadmanabha <karthida@marvell.com> Signed-off-by: Ganapathi Bhat <gbhat@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05wlcore: fix spelling mistakes in wl1271_warningColin Ian King
trivial fix to spelling mistakes in wl1271_warning error message, change iligal to invalid and opperation to operation. Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05mwifiex: catch mwifiex_fw_dpc() errors properly in resetBrian Norris
When resetting the device, we take a synchronous firmware-loading code path, which borrows a lot from the asynchronous path used at probe time. We don't catch errors correctly though, which means that in the PCIe driver, we may try to dereference the 'adapter' struct after mwifiex_fw_dpc() has freed it. See this (erronous) print in mwifiex_pcie_reset_notify(): mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__); Let's instead refactor the synchronous (or "!req_fw_nowait") path so that we propagate errors and handle them properly. This fixes a use-after-free issue in the PCIe driver, as well as a misleading debug message ("successful"). It looks like the SDIO driver doesn't have these problems, since it doesn't do anything after mwifiex_reinit_sw(). Fixes: 4c5dae59d2e9 ("mwifiex: add PCIe function level reset support") Signed-off-by: Brian Norris <briannorris@chromium.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05mwifiex: fix use-after-free for FW reinit errorsBrian Norris
If we fail to reinit the FW when resetting the device (in the synchronous version of mwifiex_init_hw_fw() -> mwifiex_fw_dpc()), mwifiex_fw_dpc() will tear down the interface and free up the adapter. But we don't actually check for all failure cases of mwifiex_fw_dpc(), so some of them fall through and dereference adapter->fw_done with a freed adapter, causing a use-after-free bug. In any case, mwifiex_fw_dpc() will always signal FW completion -- in the error OR success case -- so at best, this was repeat work. Let's not do it. Signed-off-by: Brian Norris <briannorris@chromium.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05brcmfmac: no need for d11inf instance in brcmf_pno_start_sched_scan()Arend Van Spriel
In brcmf_pno_start_sched_scan() a local variable is declared and assigned for struct brcmu_d11inf. However, there is no other reference to it so it is unnecessary. Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com> Reviewed-by: Franky Lin <franky.lin@broadcom.com> Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05brcmfmac: restore bus state when enter_D3 failsArend Van Spriel
In brcmf_pcie_suspend() we inform the firmware on the device that it will enter in D3 state. Before this is done we already bring down the bus state. However, When entering D3 fails we abort the suspend and the bus state need to be restored. Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com> Reviewed-by: Franky Lin <franky.lin@broadcom.com> Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05brcmfmac: add support to move wiphy instance into network namespaceArend Van Spriel
To support network namespace the driver must assure all created network interfaces are in the same namespace as the wiphy instance and flag the support using WIPHY_FLAG_NETNS_OK. Verified using two terminals: Terminal 1 Terminal 2 -------------------------- --------------------------------- # ip netns add brcm-wifi # iw dev phy#0 Interface wlan3 ifindex 11 wdev 0x1 # ip netns exec brcm-wifi bash # iw dev # echo $$ 20337 # iw phy0 set netns 20337 # iw dev phy#0 Interface wlan3 ifindex 11 wdev 0x2 # iw phy0 interface add wl3.ap type __ap # iw dev phy#0 Interface wl3.ap ifindex 2 wdev 0x3 Interface wlan3 ifindex 11 wdev 0x2 # iw dev # iw phy0 set netns 1 # iw dev # iw dev phy#0 Interface wl3.ap ifindex 2 wdev 0x5 Interface wlan3 ifindex 11 wdev 0x4 Note: increasing wdev identifier above indicates issue in cfg80211 which is addressed separately. Tested-by: Mark Asselstine <mark.asselstine@windriver.com> Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> Reviewed-by: Franky Lin <franky.lin@broadcom.com> Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05brcmfmac: move brcmf_fws_deinit to bcdc layerFranky Lin
Move brcmf_fws_deinit into brcmf_proto_bcdc_detach since it is a bcdc exclusive feature. Signed-off-by: Franky Lin <franky.lin@broadcom.com> Reviewed-by: Arend Van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05brcmfmac: wrap brcmf_fws_init into bcdc layerFranky Lin
Create a new protocol layer interface brcmf_proto_init_cb for protocol layer to finish initialzation after core module components(fweh and etc.) are initialized. Signed-off-by: Franky Lin <franky.lin@broadcom.com> Reviewed-by: Arend Van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05mwifiex: enable auto deep sleep mode for USB chipsetsAmitkumar Karwar
Chip goes into low power state when this feature is enabled. This was already enabled for SDIO and PCIe interface based chipsets. Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05mwifiex: Support USB interrupt endpoint for command response/eventGanapathi Bhat
USB firmware added support for sending command response/event through interrupt endpoint, to enhance RX throughput. Added corresponding changes required to support this feature. This change takes care of backward compatibility with older firmware. Signed-off-by: Ganapathi Bhat <gbhat@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05brcmfmac: update BRCMFMAC symbol descriptionRafał Miłecki
For quite some time now brcmfmac supports 802.11ac chipsets and it's not limited to embedded devices only. There are even standalone PCIe cards based on BCM43602 or BCM4366. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Reviewed-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-04-05mfd: cros-ec: Fix host command buffer sizeVic Yang
For SPI, we can get up to 32 additional bytes for response preamble. The current overhead (2 bytes) may cause problems when we try to receive a big response. Update it to 32 bytes. Without this fix we could see a kernel BUG when we receive a big response from the Chrome EC when is connected via SPI. Signed-off-by: Vic Yang <victoryang@google.com> Tested-by: Enric Balletbo i Serra <enric.balletbo.collabora.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
2017-04-05powerpc/mm: Add missing global TLB invalidate if cxl is activeFrederic Barrat
Commit 4c6d9acce1f4 ("powerpc/mm: Add hooks for cxl") converted local TLB invalidates to global if the cxl driver is active. This is necessary because the CAPP snoops invalidations to forward them to the PSL on the cxl adapter. However one path was forgotten. native_flush_hash_range() still does local TLB invalidates, as found out the hard way recently. This patch fixes it by following the same logic as previously: if the cxl driver is active, the local TLB invalidates are 'upgraded' to global. Fixes: 4c6d9acce1f4 ("powerpc/mm: Add hooks for cxl") Cc: stable@vger.kernel.org # v3.18+ Signed-off-by: Frederic Barrat <fbarrat@linux.vnet.ibm.com> Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2017-04-05powerpc/64: Fix flush_(d|i)cache_range() called from modulesOliver O'Halloran
When the kernel is compiled to use 64bit ABIv2 the _GLOBAL() macro does not include a global entry point. A function's global entry point is used when the function is called from a different TOC context and in the kernel this typically means a call from a module into the vmlinux (or vice-versa). There are a few exported asm functions declared with _GLOBAL() and calling them from a module will likely crash the kernel since any TOC relative load will yield garbage. flush_icache_range() and flush_dcache_range() are both exported to modules, and use the TOC, so must use _GLOBAL_TOC(). Fixes: 721aeaa9fdf3 ("powerpc: Build little endian ppc64 kernel with ABIv2") Cc: stable@vger.kernel.org # v3.16+ Signed-off-by: Oliver O'Halloran <oohall@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2017-04-05efi/fb: Avoid reconfiguration of BAR that covers the framebufferArd Biesheuvel
On UEFI systems, the PCI subsystem is enumerated by the firmware, and if a graphical framebuffer is exposed via a PCI device, its base address and size are exposed to the OS via the Graphics Output Protocol (GOP). On arm64 PCI systems, the entire PCI hierarchy is reconfigured from scratch at boot. This may result in the GOP framebuffer address to become stale, if the BAR covering the framebuffer is modified. This will cause the framebuffer to become unresponsive, and may in some cases result in unpredictable behavior if the range is reassigned to another device. So add a non-x86 quirk to the EFI fb driver to find the BAR associated with the GOP base address, and claim the BAR resource so that the PCI core will not move it. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Cc: <stable@vger.kernel.org> # v4.7+ Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Matt Fleming <matt@codeblueprint.co.uk> Cc: Peter Jones <pjones@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: leif.lindholm@linaro.org Cc: linux-efi@vger.kernel.org Cc: lorenzo.pieralisi@arm.com Fixes: 9822504c1fa5 ("efifb: Enable the efi-framebuffer platform driver ...") Link: http://lkml.kernel.org/r/20170404152744.26687-3-ard.biesheuvel@linaro.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
2017-04-05NFC: trf7970a: Add device tree option of 1.8 Volt IO voltageGeoff Lansberry
The TRF7970A has configuration options for supporting hardware designs with 1.8 Volt or 3.3 Volt IO. This commit adds a device tree option, using a fixed regulator binding, for setting the io voltage to match the hardware configuration. If no option is supplied it defaults to 3.3 volt configuration. Acked-by: Rob Herring <robh@kernel.org> Acked-by: Mark Greer <mgreer@animalcreek.com> Signed-off-by: Geoff Lansberry <geoff@kuvee.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: trf7970a: add device tree option for 27MHz clockGeoff Lansberry
The TRF7970A has configuration options to support hardware designs which use a 27.12MHz clock. This commit adds a device tree option 'clock-frequency' to support configuring the this chip for default 13.56MHz clock or the optional 27.12MHz clock. Acked-by: Rob Herring <robh@kernel.org> Acked-by: Mark Greer <mgreer@animalcreek.com> Signed-off-by: Geoff Lansberry <geoff@kuvee.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05x86/signals: Fix lower/upper bound reporting in compat siginfoJoerg Roedel
Put the right values from the original siginfo into the userspace compat-siginfo. This fixes the 32-bit MPX "tabletest" testcase on 64-bit kernels. Signed-off-by: Joerg Roedel <jroedel@suse.de> Acked-by: Dave Hansen <dave.hansen@linux.intel.com> Cc: <stable@vger.kernel.org> # v4.8+ Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Borislav Petkov <bp@suse.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: Dmitry Safonov <0x7f454c46@gmail.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Fixes: a4455082dc6f0 ('x86/signals: Add missing signal_compat code for x86 features') Link: http://lkml.kernel.org/r/1491322501-5054-1-git-send-email-joro@8bytes.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
2017-04-05NFC: Add nfc_dbg() macroAndy Shevchenko
In some cases nfc_dbg() is useful. Add such macro to a header. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: netlink: Use error code from nfc_activate_target()Andy Shevchenko
It looks like a typo to assign a return code to a variable which is not used. Found due to a compiler warning: net/nfc/netlink.c: In function ‘nfc_genl_activate_target’: net/nfc/netlink.c:903:6: warning: variable ‘rc’ set but not used [-Wunused-but-set-variable] int rc; ^~ Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: st21nfca: Use unified device property API meaningfullyAndy Shevchenko
Another place in the code that unveils non-tested at all ACPI case. Use unified device property API in meaningful way. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: st21nfca: Covert to use GPIO descriptorAndy Shevchenko
Since we got rid of platform data, the driver may use GPIO descriptor directly. Looking deeply to the use of the GPIO pin it looks like it should be a fixed voltage regulator rather than custom GPIO handling. But this is out of scope of the change. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: st21nfca: Get rid of "interesting" use of interrupt polarityAndy Shevchenko
I2C framework followed by IRQ framework does set interrupt polarity correctly if it's properly specified in firmware (ACPI or DT). Get rid of the redundant trick when requesting interrupt. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: st21nfca: Get rid of platform dataAndy Shevchenko
Legacy platform data must go away. We are on the safe side here since there are no users of it in the kernel. If anyone by any odd reason needs it the GPIO lookup tables and built-in device properties at your service. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: st21nfca: Fix obvious typo when check error codeAndy Shevchenko
We return -ENODEV if ACPI provides a GPIO resource. Looks really wrong. If it has even been tested? Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: pn544: Get rid of code duplication in ->probe()Andy Shevchenko
Since OF and ACPI case almost the same get rid of code duplication by moving gpiod_get() calls directly to ->probe(). Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: pn544: Add GPIO ACPI mapping tableAndy Shevchenko
In order to make GPIO ACPI library stricter prepare users of gpiod_get_index() to correctly behave when there no mapping is provided by firmware. Here we add explicit mapping between _CRS GpioIo() resources and their names used in the driver. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: pn544: Convert to use devm_request_threaded_irq()Andy Shevchenko
The error handling will be neat and short when using managed resources. Convert the driver to use devm_request_threaded_irq(). Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: pn544: Convert to use GPIO descriptorAndy Shevchenko
Since we got rid of platform data, the driver may use GPIO descriptor directly. This change fixes a potential issue of double freeing GPIOs in ACPI case by converting to devm_gpiod_get(). Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05NFC: pn544: Get rid of platform dataAndy Shevchenko
Legacy platform data must go away. We are on the safe side here since there are no users of it in the kernel. If anyone by any odd reason needs it the GPIO lookup tables and built-in device properties at your service. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-04-05ath10k: clean header files from bad block commentsMarcin Rokicki
Fix output from checkpatch.pl like: Block comments use a trailing */ on a separate line Signed-off-by: Marcin Rokicki <marcin.rokicki@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-04-05ath10k: use octal permission representationMarcin Rokicki
Fix output from checkpatch.pl like: Symbolic permissions 'S_IRUSR' are not preferred. Consider using octal permissions '0400'. Signed-off-by: Marcin Rokicki <marcin.rokicki@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-04-05ath10k: fix block comments styleMarcin Rokicki
Fix output from checkpatch.pl like: Block comments use a trailing */ on a separate lin Signed-off-by: Marcin Rokicki <marcin.rokicki@tieto.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-04-05ath10k: fix the Transmit Power Control stats display formatMaharaja Kennadyrajan
This patch helps to fix TPC stats to display the stats properly. Here cosmetic change has been done to print the TPC stats for all the cases 1.CDD 2.STBC 3.TXBF Signed-off-by: Maharaja Kennadyrajan <c_mkenna@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-04-05ath10k: remove obselete Copy Engine commentsMohammed Shafi Shajakhan
Remove obselete Copy Engine comments referring to the function ath10k_ce_sendlist_send as this function was removed long time back by the commit 2e761b5a5222 ("ath10k: remove ce_sendlist_send"). Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-04-05ath10k: enable a HTC debug message during insufficient tx creditsMohammed Shafi Shajakhan
Add an ath10k HTC debug message when insufficient tx credits are available to send the WMI commands. This is very useful in debugging issues like 'tx credit starvation' that could possibly happen with multiclient setup with constant roaming Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-04-05ath10k: cancel coverage class work during stop and restartMohammed Shafi Shajakhan
It seems set_coverage_class_work is not cancelled anywhere, though I could not find a crash/warning with this existing design, its safer to cancel it during stop() and also before restarting the hardware. Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-04-05ath10k: fix station nss computationVenkateswara Rao Naralasetty
If station advertises diffferent NSS capabilities in Rx_mcs set of HT and VHT IEs in assoc req, the current NSS computation logic configures the NSS support only based on Rx_mcs set of HT capabilities in the driver. This is configuring the station NSS capabilities incorreclty in the target. For example, if station advertise Rx_mcs set as 2 spatial streams in HT capabilities and 1 spatial streams in VHT capabilities in assoc request, as per current logic we are calculating nss from HT capabilities and the driver sets peer_num_spatial_streams as 2 for the station which is configured in VHT 1*1. This patchs fix this issue by calculating the nss from VHT cap if station supports vht. Signed-off-by: Venkateswara Rao Naralasetty <c_vnaral@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-04-05ath9k_htc: fix NULL-deref at probeJohan Hovold
Make sure to check the number of endpoints to avoid dereferencing a NULL-pointer or accessing memory beyond the endpoint array should a malicious device lack the expected endpoints. Fixes: 36bcce430657 ("ath9k_htc: Handle storage devices") Cc: stable <stable@vger.kernel.org> # 2.6.39+ Signed-off-by: Johan Hovold <johan@kernel.org> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2017-04-05ath10k: fix NAPI enable/disable symmetry for AHB interfaceMohammed Shafi Shajakhan
Move NAPI enable to 'ath10k_ahb_hif_start' from 'ath10k_ahb_hif_power_up'. This is to maintain the symmetry of calling napi_enable() from ath10k_ahb_hif_start() so that it matches with napi_disable() being called from ath10k_pci_hif_stop(). This change is based on the crash fix from Kalle for PCI interface in commit 1427228d5869 ("ath10k: fix napi crash during rmmod when probe firmware fails"). Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>