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path: root/drivers/net/wireless/brcm80211
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2014-03-31Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
2014-03-27brcmfmac: use mfp if required from user-spaceDaniel Kim
The struct cfg80211_connect_params indicate whether the connection should use management frame protection (mfp). If required set the MFP_CAPABLE flag in the firmware command. This is supported from user-space by wpa_supplicant since v2.1. Reviewed-by: Daniel (Deognyoun) Kim <dekim@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: John W. Linville <linville@tuxdriver.com>
2014-03-25Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller
Conflicts: Documentation/devicetree/bindings/net/micrel-ks8851.txt net/core/netpoll.c The net/core/netpoll.c conflict is a bug fix in 'net' happening to code which is completely removed in 'net-next'. In micrel-ks8851.txt we simply have overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-20brcmfmac: fallback to mimo_bw_cap for older firmwaresArend van Spriel
In order to support the driver behaviour introduced by: commit d0575a5a703978c43e25128421158c78534ba100 Author: Daniel Kim <dekim@broadcom.com> Date: Wed Mar 12 18:12:14 2014 -0700 brcmfmac: Enable 40MHz bandwidth in 2GHz band and OBSS scanning in devices that do not support bwcap firmware command a fallback is added. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-20brcmfmac: only show error message when brcmf_sdiod_regrw_helper() failsArend van Spriel
In the function brcmf_sdiod_request_data() an error message is logged, but the calling function retries it. This patch will only log an error message when retry limit is reached. The low-level error is still logged by a SDIO debug message. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-20brcmfmac: reinit watchdog completion after handling watchdogArend van Spriel
The watchdog thread waits on completion that is set from a timer. As the completion is count based this could mean that on a busy system the watchdog is handled multiple times with a very short interval. This is not the intended behaviour. After handling the watchdog it should wait for the next timer expiry. This is accomplished by reinitializing the completion. 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: John W. Linville <linville@tuxdriver.com>
2014-03-20brcmfmac: Enable 40MHz bandwidth in 2GHz band and OBSS scanning operationsDaniel Kim
This patch enables 40MHz bandwidth in 2GHz band after checking whether cfg80211 allows it or not, and enables OBSS scanning operations to to support 20/40 BSS coexistence. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Daniel Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-17brcmfmac: remove mode field from brcmf_cfg80211_vif structureArend van Spriel
The nl80211 iftype was converted to a mode value and stored in brcmf_cfg80211_vif structure. The value was used only within brcmfmac driver to decide execution of conditional code. Better use wireless_dev::iftype for that as the wdev is contained in the brcmf_cfg80211_vif structure. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> 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: John W. Linville <linville@tuxdriver.com>
2014-03-17brcmfmac: assure active clock request upon entering SLEEP stateArend van Spriel
When the SDIO driver goes in low power state it must assure that a clock request in ChipCLKCSR is set. Otherwise waking up the device can fail. The register is read and if necessary the ALP clock will be requested. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> 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: John W. Linville <linville@tuxdriver.com>
2014-03-17brcmfmac: Improve scanning settings for connect.Hante Meuleman
When connecting without specifying the channel it can take quite some time to connect. This is because not all parameters for the scan operation are set to optimized values. This patch changes these parameters resulting in a much faster connect in certain situations. 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: John W. Linville <linville@tuxdriver.com>
2014-03-17brcmfmac: Protect tx seq number for data and controlHante Meuleman
SDIO tx uses a sequence number which is common for data and control. This requires that access to this sequence number is protected. A mutex was used to achieve this, but it also required the reordering of code for tx control. 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: John W. Linville <linville@tuxdriver.com>
2014-03-17brcmfmac: add BCM4354 SDIO interface supportFranky Lin
BCM4354 is an a/b/g/n/ac 2x2 WiFi chip. This patch adds support for it through SDIO interface. Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Arend Van Spriel <arend@broadcom.com> Signed-off-by: Franky Lin <frankyl@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-14brcmfmac: Make probe function __initJean Delvare
One of the benefits of platform_driver_probe() is that you can make the probe function __init. Signed-off-by: Jean Delvare <jdelvare@suse.de> Cc: Hante Meuleman <meuleman@broadcom.com> Cc: Arend van Spriel <arend@broadcom.com> Cc: John W. Linville <linville@tuxdriver.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-14brcmsmac: update comment to reflect the codeEmil Goode
The brcms_attach function is defined as static but the comment is saying that it should not be static or gcc will issue a warning. I believe we can remove the comment as I don't se a problem with this function being defined as static. Signed-off-by: Emil Goode <emilgoode@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-14brcmsmac: fix deadlock on missing firmwareEmil Goode
When brcm80211 firmware is not installed networking hangs. A deadlock happens because we call ieee80211_unregister_hw() from the .start callback of struct ieee80211_ops. When .start is called we are under rtnl lock and ieee80211_unregister_hw() tries to take it again. Function call stack: dev_change_flags() __dev_change_flags() __dev_open() ASSERT_RTNL() <-- Assert rtnl lock ops->ndo_open() .ndo_open = ieee80211_open, ieee80211_open() ieee80211_do_open() drv_start() local->ops->start() .start = brcms_ops_start, brcms_ops_start() brcms_remove() ieee80211_unregister_hw() rtnl_lock() <-- Here we deadlock Introduced by: commit 25b5632fb35ca61b8ae3eee235edcdc2883f7a5e ("brcmsmac: request firmware in .start() callback") This patch fixes the bug by removing the call to brcms_remove() and moves the brcms_request_fw() call to the top of the .start callback to not initiate anything unless firmware is installed. Signed-off-by: Emil Goode <emilgoode@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-13brcmfmac: fix skb leak in brcmf_sdio_txpkt_prep_sg error path.Dave Jones
Commit 1eb4301867 (brcmfmac: fix txglomming scatter-gather packet transfers) added an allocation of an skb via brcmu_pkt_buf_get_skb() but forgot to free it on one of the error paths. Acked-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Dave Jones<davej@fedoraproject.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-06brcmfmac: Use atomic functions for intstatus update.Hante Meuleman
The intstatus in sdio code can be updated from different threads. To protect intstatus access, atomic functions are used. One of them is set_bit, but this function is not guaranteed atomic on all platforms. The loop was replaced with local created OR function. 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: John W. Linville <linville@tuxdriver.com>
2014-03-06Revert "brcmfmac: Use atomic functions for intstatus update."Arend van Spriel
This reverts commit c98db0bec72ac7ef127119c1ed962d6f56802b12. The function atomic_set_mask() is not architecture independent so it can not be used in the driver as is. Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-03-04Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless Conflicts: drivers/net/wireless/ath/ath9k/recv.c drivers/net/wireless/mwifiex/pcie.c
2014-02-28brcmfmac: reset suspend flag upon sdio suspend failureArend van Spriel
The suspend callback first sets the suspend flag used in the driver but after that the actual suspend is done, which may fail. Reset the flag upon suspend failure. 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: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: use pre-allocated scatter-gather table for txglommingArend van Spriel
Instead of allocating a scatter-gather table for every transmit reuse a pre-allocated table. The transmit path will be faster by taking out this allocation. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> 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: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: Correct mcs index reportDaniel Kim
There is a mismatch between the mcs index(0-7) reported to cfg80211 and the actual mcs index(0-15) in use. This patch resolves the mismatch by setting mcs info with the number of chains read from FW. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Signed-off-by: Daniel Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: Put frame sdio tx error handling in sub function.Hante Meuleman
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: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: Use atomic functions for intstatus update.Hante Meuleman
The intstatus in sdio code can be updated from different threads. To protect intstatus access, atomic functions are used. The loop was replaced using atomic_set_mask(). 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: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: Small cleanup of redundant code.Hante Meuleman
In time some of the code got redundant, without being noticed. This patch does not change any functionality, just removes redundant code. 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: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: Remove immediate sleep support from SDIO.Hante Meuleman
Immediate sleep support is an aggressive power saving option that has not been enabled in brcmfmac and is removed to simplify code. 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: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: Minimize SDIO dpc scheduling.Hante Meuleman
SDIO dpc scheduling is done (repeated) when counter is set. This counter gets decreased when dpc is finished. It is more efficient to set counter to 0 before the dpc is actullay run. This will minimize the frequency with which dpc is executed. 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: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: de-init driver layers in correct order.Hante Meuleman
First clean up fw signalling, before cleaning up the bus and proto layer. Old order can cause oops in some circumstances. 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: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: Correct header debug dump for sdio tx hdrs.Hante Meuleman
Reviewed-by: Arend Van Spriel <arend@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: remove unused variable data_len from brcmf_sdio_bus_txdata()Arend van Spriel
The local variable data_len is assigned but never used so get rid of it. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> 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: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: fix use of skb control buffer in SDIO driver partArend van Spriel
The SDIO driver has a 16-bit field defined in the skbuff control buffer. However, it is accessed as a u32 overwriting other control info. Another issue is that the field is not initialized for networking packets, but the control buffer content is unspecified as other networking layers can use it. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-28brcmfmac: Make firmeware roaming a module param.Hante Meuleman
Internal firmware roaming is enabled by default. This patch makes it possible to disable internal firmware roaming by specifying roamoff=1 as module param. 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: John W. Linville <linville@tuxdriver.com>
2014-02-20brcmfmac: fix txglomming scatter-gather packet transfersArend van Spriel
The driver concatenates multiple packets in one MMC transfer. For scatter-gather to work the total length need to be multiple of 512 bytes. A pre-allocated buffer was used to add padding to accomplish that. However, the length was not properly set and it was freed after the first transfer causing a crash. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> 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: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: CR4 takes precedence over CM3 in brcmf_chip_enter_download()Arend van Spriel
In the enter and exit download sequence the chip core info was checked for presence of CM3 ARM core. If found it would enter download state for the CM3. However, on devices that have a CM3 and CR4 this is not correct and the CR4 should be used to enter download state. This patch changes the ARM core lookup giving CR4 precedence. 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: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: correct setting of WEP broadcast/unicast keysDaniel Kim
The brcmf_add_keyext() is for setting per-station key for cipher algorithms such as WPA1/WPA2 and should not be used to set WEP broadcast/unicast keys. This patch fixes connect failure problem with AP using 802.1x-WEP. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Arend van Spriel <arend@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Signed-off-by: Daniel Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: get chip core information from the deviceArend van Spriel
Instead of instantiating core info structs based upon the chip identifier it is now done parsing information provided on the device. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: remove unintended error loggingArend van Spriel
In brcmf_contstruct_reginfo() some error logging was added by: commit f7c51a1a72f50870f80001ddf528a6f7f992bc16 Author: Arend van Spriel <arend@broadcom.com> Date: Wed Dec 11 16:21:21 2013 +0100 brcmfmac: correct reporting HT40 support in wiphy htcap This logging was not intended to be delivered and adds a lot of messages in the log. The patch removes this logging statement. 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: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: remove TRACE level debug message from brcmf_sdio_bus_sleep()Arend van Spriel
The function brcmf_sdio_bus_sleep() function is called rather frequently, which fills the log when TRACE level is enabled. Reduced the level to SDIO. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: make chip related functions host interface independentArend van Spriel
This patch make several chip related functions host interface independent by defining callback interface struct brcmf_buscore_ops. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: on sdio remove first detach bus then stop worker.Hante Meuleman
Currently the function sdio_remove will first destroy the datawork workqueue and then detach the bus. This can create the situation where work gets added on non-existing work queue resulting in panic. 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: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: simplify sdio code download routine.Hante Meuleman
brcmf_sdio_download_code_file is using a loop to send small blobs of data. This is unnecessarily complex and was simplified with this patch. 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: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: fix sdio sending of large buffers.Hante Meuleman
the function brcmf_sdiod_ramrw is supposed to be able to send large blobs of data. However inside the loop the skb->len field did not correctly get reset each round. As a result only small blobs could be sent. This patch fixes this problem. 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: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: rename sdio_chip.[ch]Arend van Spriel
Just renaming the file. This file will contain chip related functions that are independent of the host interface type. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: move SDIO specific functionsArend van Spriel
The chip related functions will be made agnostic of the host interface. However, some functions in the source file are rather SDIO specific so better move it to the SDIO specific source file. Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: enable firmware console logging functionalityDaniel Kim
Address of rte console was not initialized and so console logging functionality didn't kick in. This patch fixes it and makes console polling interval a debugfs variable. Reviewed-by: Franky Lin <frankyl@broadcom.com> Signed-off-by: Daniel Kim <dekim@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: add owner info to sdio_driver structureFranky Lin
To link module attribute with sdio device driver attribute in sysfs. Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Franky Lin <frankyl@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-02-12brcmfmac: expand sta info to report dtim and beacon period.Hante Meuleman
Expand the get_station command to also report dtim period and beacon interval when the device is connected. 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: John W. Linville <linville@tuxdriver.com>
2014-02-04cfg80211: fix channel configuration in IBSS joinAntonio Quartulli
When receiving an IBSS_JOINED event select the BSS object based on the {bssid, channel} couple rather than the bssid only. With the current approach if another cell having the same BSSID (but using a different channel) exists then cfg80211 picks up the wrong BSS object. The result is a mismatching channel configuration between cfg80211 and the driver, that can lead to any sort of problem. The issue can be triggered by having an IBSS sitting on given channel and then asking the driver to create a new cell using the same BSSID but with a different frequency. By passing the channel to cfg80211_get_bss() we can solve this ambiguity and retrieve/create the correct BSS object. All the users of cfg80211_ibss_joined() have been changed accordingly. Moreover WARN when cfg80211_ibss_joined() gets a NULL channel as argument and remove a bogus call of the same function in ath6kl (it does not make sense to call cfg80211_ibss_joined() with a zero BSSID on ibss-leave). Cc: Kalle Valo <kvalo@qca.qualcomm.com> Cc: Arend van Spriel <arend@broadcom.com> Cc: Bing Zhao <bzhao@marvell.com> Cc: Jussi Kivilinna <jussi.kivilinna@iki.fi> Cc: libertas-dev@lists.infradead.org Acked-by: Kalle Valo <kvalo@qca.qualcomm.com> Signed-off-by: Antonio Quartulli <antonio@open-mesh.com> [minor code cleanup in ath6kl] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-02-04cfg80211: make connect ie param constJohannes Berg
This required liberally sprinkling 'const' over brcmfmac and mwifiex but seems like a useful thing to do since the pointer can't really be written. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-01-17Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem