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2010-08-25iwlwifi: add bt full concurrency supportWey-Yi Guy
Adding the bluetooth full concurrency support for WiFi/BT combo devices. Driver should configure uCode to operate in "full concurrency" mode (via LUT) if both conditions are met: - Antenna Coupling is more than 35dB - WiFi Channel Inhibition Request is hornored by BT Core Currently, there is no antenna coupling information provided by uCode; use module parameter to specified the antenna coupling in dB. When in "full concurrency" mode, driver need to download different LUT to uCode while sending bt configuration command; also, driver need to configure the device operate in 1x1 while in full concurrency mode. Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlwifi: use antenna A only under high BT loadJohannes Berg
When bluetooth indicated high load, we should use only antenna A in 2.4 GHz for management frames. Add this condition to iwl_toggle_tx_ant() to make sure it'll always be met. Note that scanning has a separate way of forcing the antenna, because we should scan on antenna A only regardless of BT traffic load. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlwifi: Relax uCode timeout/error checking for 6000g2bWey-Yi Guy
Disable plcp error checking for 6000g2b devices, with wifi/bt coex; this got trigger too often, disable for now until finding better trigger point. Also extend the firmware reload timer much longer for BT coex to make sure there are will be no mistake to reload firmware too fast and too often. Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlagn: keep BT settings across restartJohannes Berg
The BT SCO needs to be re-applied to the device, while the traffic load just needs to be correct in software. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlagn: disable gen2b BT coexistence in IBSSJohannes Berg
IBSS doesn't allow for coexistence, so it should be disabled. Additionally, disable reacting to the BT profile notification when in IBSS mode, it likely won't be sent by the device to start with though. Also, in IBSS mode, BT coexistence isn't as fully-featured and we must use a single antenna only. So instead of peppering the code with new checks, simply pretend we are in high BT traffic load, which has the needed effect of disabling antenna B use. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlwifi: reset BT when going downJohannes Berg
When we turn off the device, reset BT data so that we don't have outdated information when we come up again. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlagn: let bluetooth traffic load impact rate scaleJohannes Berg
Depending on the amount of bluetooth traffic, using the shared antenna (antenna B) will have adverse impact on both bluetooth and wireless traffic. Add controls to improve the situation by making rate scaling depend on the BT load. When there's high bluetooth traffic load, there's little point in trying to aggregate as BT traffic would disrupt the aggregated frames all the time, so simply don't start sessions then. When BT traffic returns to lower levels, the rate scaling will come here again automatically when wifi traffic is high enough, and then it will be able to successfully enable aggregation. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlwifi: add BT notification support for bt coexJohannes Berg
When advanced bt coex enabled, uCode will send bt status notification to driver, here add support for it. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlagn: set BT IGNORE for some framesJohannes Berg
The BT ignore bit should be set when transmitting auth, assoc response and eap frames. Also, scanning should set the BT ignore bit for the probe request transmission; Note that we only use the non-shared antenna. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlagn: implement advance BT config commandJohannes Berg
6000g2b hardware implements advance bluetooth coexist command, implement base on the new API command strucutre. Also increment the API 5 to support the advance BT/WIfi coex. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlwifi: add 6000g2b BT coexist APIJohannes Berg
The new 6000g2b hardware requires a different bluetooth coexist implementation on the host, this adds the command/notification definitions for it. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlwifi: comments cleanupWey-Yi Guy
No code or function changes, just some cleanup work for out-of-date comments Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlwifi: update out-of-date commentsWey-Yi Guy
No functional changes, update comments to match current file structure Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25mac80211: cancel restart_work in ieee80211_unregister_hwChristian Lamparter
Unlike most other workqueue-tasks, the restart_work is not scheduled onto mac80211's private per-interface workqueue, but onto one of the system-wide workqueues. Therefore the mac80211-stack has to cancel any pending restarts, before destroying the shared device context and handing back the memory. Otherwise - under very unlucky circumstances - there could be a stale work- item left, because some other kernel component might have delayed the execution of ieee80211_restart_work for too long. Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25p54usb: fix off-by-one on !CONFIG_PMChristian Lamparter
The ISL3887 chip needs a USB reset, whenever the usb-frontend module "p54usb" is reloaded. This patch fixes an off-by-one bug, if the user is running a kernel without the CONFIG_PM option set and for some reason (e.g.: compat-wireless) wants to switch between different p54usb modules. Cc: <stable@kernel.org> Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25b43: N-PHY: add missing phyrxchain setting and fix warning in RX core functionRafał Miłecki
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25wl1251: move include guard after the licenseKalle Valo
Signed-off-by: Kalle Valo <kvalo@adurom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25wl1251: remove copyright contact personKalle Valo
As my nokia address doesn't work anymore, it's better just to remove the copyright contact altogether. We have MODULE_AUTHOR() scripts for these anyway. Signed-off-by: Kalle Valo <kvalo@adurom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25MAINTAINERS: add info for include/linux/spi/wl12xx.hJoe Perches
Signed-off-by: Joe Perches <joe@perches.com> Acked-by: Luciano Coelho <luciano.coelho@nokia.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25wl12xx: change contact person for the include fileKalle Valo
Luciano should be the contact person for the include/linux/spi/wl12xx.h file. Signed-off-by: Kalle Valo <kvalo@adurom.com> Acked-by: Luciano Coelho <luciano.coelho@nokia.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25wl1251: update my email addressKalle Valo
I use now my adurom.com address. Signed-off-by: Kalle Valo <kvalo@adurom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25p54spi: Kconfig option for config blobChristian Lamparter
This patch adds an Kconfig option, which allows the user to select, whenever he/she wants to include a 4k blob for generic calibration and interface values into the driver, or cut the module size by about 15 to 20%. Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25ath5k: log descriptor chains at a new debug levelBob Copeland
Descriptors are currently logged with ATH5K_DEBUG_RESET, which isn't really apt, and also means we can't see just the descriptor setup or just the resets. Add a new debug level just for that. Acked-by: Bruno Randolf <br1@einfach.org> Signed-off-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25ath5k: trivial spelling fixesBob Copeland
Fix some comments: s/transmition/transmission/ s/puting/putting/ Signed-off-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25mac80211: trivial spelling fixesBob Copeland
Fix spelling and readability of a few lines of kernel doc: s/issueing/issuing/g s/approriate/appropriate/g s/supported by simply/supported simply by/ s/IEEE80211_HW_BEACON_FILTERING/IEEE80211_HW_BEACON_FILTER/g Signed-off-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25mac80211: fix warning for un-used parameterWey-Yi Guy
mesh_hdr only used when CONFIG_MAC80211_MESH is defined Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25orinoco: update status in MAINTAINERSDavid Kilroy
Signed-off-by: David Kilroy <kilroyd@googlemail.com> Cc: Pavel Roskin <proski@gnu.org> Cc: David Gibson <hermes@gibson.dropbear.id.au> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25orinoco: Fix walking past the end of the bufferDavid Kilroy
Fix walking past the end of the bitrate_table array in the case when the loop counter == BITRATE_TABLE_SIZE. Reported by: Denis Kirjanov <dkirjanov@kernel.org> Signed-off-by: David Kilroy <kilroyd@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25net/mac80211: Use wiphy_<level>Joe Perches
Standardize logging messages from printk(KERN_<level> "%s: " fmt , wiphy_name(foo), args); to wiphy_<level>(foo, fmt, args); Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-25iwlwifi: fix canceling monitor_recover timerStanislaw Gruszka
To make del_timer_sync() works we have to assure that timer function does not rearm the timer. To achieve that we cancel timer with STATUS_EXIT_PENDING bit set in __iwl{3945,}_down function. Patch also fix priv->txq memory usage after free for iwl3945, because it move timer cancellation before iwl3945_hw_txq_ctx_free(priv) is called. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 Conflicts: drivers/net/wireless/iwlwifi/iwl-core.c drivers/net/wireless/iwlwifi/iwl-core.h
2010-08-24cfg80211: add some documentationJohannes Berg
Add some documentation for cfg80211. I'm hoping some of the regulatory documentation will be filled by somebody more familiar with it, hint hint! :) Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24iwlwifi: do not spuriously call ieee80211_scan_completedJohannes Berg
When a scan is aborted because the corresponding virtual interface is removed, we may still later attempt to tell mac80211 that the scan completed. This is obviously wrong, since we already told it that it was aborted, so don't do that. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24iwlagn: do not check for AP mode for WEP keysJohannes Berg
Even when we configure WEP keys in AP mode ones without a station pointer are default keys, so don't check for AP mode here. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24ath9k_htc: Add support for bluetooth coexistence.Vivek Natarajan
Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24ath9k_common: Move bt_stomp to common for sharing with ath9k_htc.Vivek Natarajan
Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24nl80211: some documentation fixesJohannes Berg
The nl80211 documentation is currently never generated, so problems have accumulated. Fix most of the trivial ones. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24mac80211: fix docbookJohannes Berg
Fix a small problem in the documentation for ieee80211_request_smps, and a now erroneous inclusion of enum ieee80211_key_alg, which no longer exists after the change to ciphers. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24wl1251: wait for join command complete eventGrazvydas Ignotas
Poll for join command completion instead of waiting blindly for 10 msecs. There is a timeout of 100 msecs, if the command doesn't complete by then, we return an error code. Based on wl1271 patch 99d84c1de8fdf5f9b09f07fdbc628857a040bf8b by Luciano Coelho. Signed-off-by: Grazvydas Ignotas <notasas@gmail.com> Acked-by: Kalle Valo <kvalo@adurom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24wl1251: fix beacon filter table structureGrazvydas Ignotas
The beacon filter table configuration ACX structure had certain elements reversed, fix it to match TI driver. Based on wl1271 patch 1937e742639c03a6fe77239c3003ce9602302117 by Juuso Oikarinen. Signed-off-by: Grazvydas Ignotas <notasas@gmail.com> Acked-by: Kalle Valo <kvalo@adurom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24wl1251: fix event handling mechanismGrazvydas Ignotas
In case both A and B events occured simultaneously, current code would only process A and clear both interrupts. Make it process both events instead. Based on wl1271 patches by Juuso Oikarinen: 1fd2794f36913992798184c464fe8f85753b13e0 13f2dc52c69bcca074cd12d4806953b2af45c386 Signed-off-by: Grazvydas Ignotas <notasas@gmail.com> Acked-by: Kalle Valo <kvalo@adurom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24wl1251: add missing __packed modifier for some structsGrazvydas Ignotas
Several acx and cmd structures are missing __packed modifier, add it. This was noticed while comparing them with corresponding wl1271 code. Signed-off-by: Grazvydas Ignotas <notasas@gmail.com> Acked-by: Kalle Valo <kvalo@adurom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-08-24iwlwifi: move debug options into submenuJay Sternberg
more debug options being added so it is useful to move them into a submenu for ease of readability when using config commands like make menuconfig and make xconfig Signed-off-by: Jay Sternberg <jay.e.sternberg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
2010-08-24iwlwifi: enable experimental ucode supportJay Sternberg
ucode firmware may need to be released as experimental for testing or debugging. released ucode filenames have the API version as the last component. experimental ucode files will have that component be "exp" and the fw_version string reported by ethtool will also contain the string EXP to clearly identify this ucode from released ucode. EXP is short for EXPERIMENTAL since fw_version has a max lenght on 32. this capability is controlled by Kconfig and defaulted to not be used. Signed-off-by: Jay Sternberg <jay.e.sternberg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
2010-08-24iwlwifi: remove unused iwl_send_card_state functionWey-Yi Guy
iwl_send_card_state() is not being call from anywhere, remove it. Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
2010-08-24iwlwifi: configurable ampdu factor and densityWey-Yi Guy
Add ampdu factor and density to .cfg, this allow both parameters can be configure per device based. Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
2010-08-24iwlwifi: more generic name for rssi calc in iwlagnWey-Yi Guy
Change the define to more generic naming to match _agn devices since the rssi calculation are common function for 5000 series and up Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
2010-08-24iwlwifi: additional parameter in REPLY_RX_PHY_CMDWey-Yi Guy
Adding additional parameter in REPLY_RX_PHY_CMD, frame_time indicate the frame's time on the air based on byte count and frame rate calculation Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
2010-08-24iwlagn: continue perform rate scale when error detectedWey-Yi Guy
If for some reason, the actual link command not matching neither active nor search table; instead of return and not performing rate scale, by-pass the data collection and continue the rate scale process. Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
2010-08-24iwlagn: adjust starting action for rate scaleWey-Yi Guy
During rate scale, reset starting action after making action adjustment to avoid the possibility of break out of loop too early. Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>