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* b43: Add slot count compiletime assertionMichael Buesch2009-02-27
| | | | | | | | | | This adds a compiletime assertion for a recently introduced assumption on the slot counts. The tx header cache handling code assumes that the TX slot count can be divided evenly by the number of TX slots per frame. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Add appropriate ANI values for AP modeSujith2009-02-27
| | | | | | | | | The short calibration interval is different for AP mode, fix this. Also, the timer should be rearmed in the calibration routine during scanning. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Fix PCI shutdown sequenceSujith2009-02-27
| | | | | | | | pci_release_region() has to be called after the device has been disabled. Also remove a stray __init attribute. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Fix bug in EEPROM chainmask retrievalSujith2009-02-27
| | | | | | | | Using wrong chainmasks would have an adverse impact on performance. This patch fixes chainmask retrieval for non-PCIE cards. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Add PER to RC debug statisticsSujith2009-02-27
| | | | | Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Remove multiple macro occurrencesSujith2009-02-27
| | | | | | | | OLC_FOR_AR9280_20_LATER is defined in multiple places, move it to a common location. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Don't reset TSF after scanning automaticallyAlina Friedrichsen2009-02-27
| | | | | | | | | | | | | Reset automatically the TSF on re-enabling beaconing after scanning in IBSS mode causes several problems. For example a new created IBSS network can't age before an other node has joined, because scans are done automatically in that case. And several other strange bugs more... The TSF reset is done manually in the higher level mac80211 code in the cases were it's needed, so we don't need to do it here. Signed-off-by: Alina Friedrichsen <x-alina@gmx.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* b43: Optimize DMA buffersMichael Buesch2009-02-27
| | | | | | | | | | | | | | | | | | | | In the old days we used one slot per frame. But when we changed that to 2, we didn't raise the overall slot count. Which resulted in an effective division of two to the number of slots. Double the number of TX slots, so we have an effective hardware queue of 128 frames per QoS queue. Also optimize the TX header cache handling. We don't need a cached TX header for slots that will never carry an actual header. So we reduce the memory consumption of the cache by 50%. So as a net result we end up with more or less the same memory usage before and after this patch (except a few tiny meta structures), but have twice the number of TX slots available. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* b43: Fix DMA buffer size handlingMichael Buesch2009-02-27
| | | | | | | | | | | | This fixes hidden bugs in the size handling of the DMA buffers. This sets the RX buffer size to the theoretical max packet size and fixes passing of the size values to the device (must not subtract the header offset). These bugs are hidden and don't actually trigger due to the magic +100 offset for the buffer size. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* b43: Move DMA stop sanity checkMichael Buesch2009-02-27
| | | | | | | | Move the DMA stop sanity check up a few lines, so it's actually theoretically possible to trigger. (But it still shouldn't trigger, of course). Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Filter out beacons from other BSS in STA modeVasanthakumar Thiagarajan2009-02-27
| | | | | | | | | Passing beacons received from other BSS to s/w in non-scanning state is unnecessary in STA mode. This patch filters them out in h/w. Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwlwifi: dma mapping read and write changesFenghua Yu2009-02-27
| | | | | | | | | | | | | | | | | | When iwlwifi runs on IOMMU, IOMMU generates a lot of PTE write faults because PTE write bit is not set on some of PTE's. This is because iwlwifi driver calls DMA mapping with PCI_DMA_TODEVICE which is read only in mapping PTE. But iwlwifi device actually writes to the mapped page to update its contents. This issue is not exposed in swiotlb. But VT-d hardware can capture this fault and stop the fault transaction. The iwl TX command contains a scratch field that is updated by uCode to indicate retry counts. For 5000 series the patch is required also for regular frames, but this patch does not differenciate. Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> Acked-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwl3945: use SW rfkill from iwlwifiAbhijeet Kolekar2009-02-27
| | | | | | | | | Patch unifies use of SW rfkill between 3945 and agn driver. Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com> Acked-by: Samuel Ortiz <samuel.ortiz@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwl3945: use iwl_isrAbhijeet Kolekar2009-02-27
| | | | | | | | | iwl3945 uses iwl_isr and deletes duplicated iwl3945_isr. Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com> Acked-by: Samuel Ortiz <samuel.ortiz@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwl3945: remove duplicate interrupt codeAbhijeet Kolekar2009-02-27
| | | | | | | | | | Patch removes duplicate code to enable and disable interrupt. iwl3945 now uses iwlwifi's functions. Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com> Acked-by: Samuel Ortiz <samuel.ortiz@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwl3945: use iwl_rx_reply_error notificationAbhijeet Kolekar2009-02-27
| | | | | | | | | | Patch removes duplicate code from iwl3945 and uses iwl_rx_reply_error and spectrum notifications from iwlwifi. Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com> Acked-by: Samuel Ortiz <samuel.ortiz@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwl3945: use iwl rx handlersAbhijeet Kolekar2009-02-27
| | | | | | | | | | Patch removes duplicate rx handlers(pm_sleep and pm_debug) from 3945 and uses handlers from iwlwifi. Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com> Acked-by: Samuel Ortiz <samuel.ortiz@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwl3945: use iwl_mac_hw_scan callbackAbhijeet Kolekar2009-02-27
| | | | | | | | | | 3945 can use iwl_mac_hw_scan callback instead of iwl3945_mac_hw_scan callback. Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com> Acked-by: Samuel Ortiz <samuel.ortiz@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwl3945: use iwl_rx_scan handlersAbhijeet Kolekar2009-02-27
| | | | | | | | | Patch makes use of iwl_rx_scan handler for 3945. Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com> Acked-by: Samuel Ortiz <samuel.ortiz@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* at76c50x-usb: convert at76_debug to an unsigned intJason Andryuk2009-02-27
| | | | | | | | | at76_debug should be an unsigned int as it used as a bit field. In fact, modprobe fails when trying to set at76_debug's high bit. Signed-off-by: Jason Andryuk <jandryuk@gmail.com> Signed-off-by: Kalle Valo <kalle.valo@iki.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* at76c50x-usb: update to latest mac80211 hw scan apiJason Andryuk2009-02-27
| | | | | | | | | | | | | | | | | With the latest mac80211 stack, the driver needs to be updated for cfg80211 scanning. I based the changes off of modifications for at76_usb found here: http://johannes.sipsolutions.net/patches/old/all/2008-09-19-13:35/020-cfg80211-scan.patch The trick was that max_signal also needs to be set to avoid a divide by zero Oops. I just guessed and used the value 100 for now. kvalo: handpicked the change from two different patches Signed-off-by: Jason Andryuk <jandryuk@gmail.com> Signed-off-by: Kalle Valo <kalle.valo@iki.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* at76c50x-usb: add driverKalle Valo2009-02-27
| | | | | | | | This is a driver for usb devices based on at76c50x chipset. This is a mac80211 port of the original at76_usb driver. Signed-off-by: Kalle Valo <kalle.valo@iki.fi> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwlagn: default to MAX_UCODE_BEACON_INTERVAL in iwl_adjust_beacon_intervalJohn W. Linville2009-02-27
| | | | | | | | | | | | | | Default to MAX_UCODE_BEACON_INTERVAL if the output of iwl_adjust_beacon_interval would otherwise be zero. This prevents a division by zero on my iwl5300-equipped Lenovo T400 with kernels that include "mac80211: use cfg80211s BSS infrastructure". This patch is a bit of a hack -- I'm not sure why iwl_setup_rxon_timing is giving iwl_adjust_beacon_interval a zero input (which is the only way it would output zero). I would be happy to have a better fix. But for now, this makes my box boot... Signed-off-by: John W. Linville <linville@tuxdriver.com>
* b43: Fix LO calibration txctl reg valueRoel Kluin2009-02-27
| | | | | | | | | This patch expands the parenthesis in the txctl reg write of the LO calibration to enforce precedence rules. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* p54: misplaced parenthesesRoel Kluin2009-02-27
| | | | | | | Only FIF_FCSFAIL is set due to parentheses Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ipw2x00: age scan results on resumeDan Williams2009-02-27
| | | | | | | | | | | | Scanned BSS entries are timestamped with jiffies, which doesn't increment across suspend and hibernate. On resume, every BSS in the scan list looks like it was scanned within the last 10 seconds, irregardless of how long the machine was actually asleep. Age scan results on resume with the time spent during sleep so userspace has a clue how old they really are. Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* airo: correct improper initialization of local variableJohn W. Linville2009-02-27
| | | | Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Fix PTK/GTK handshake timeoutVasanthakumar Thiagarajan2009-02-27
| | | | | | | | | | Some APs don't start BA negotiation with the client before it is done with the key handshake in WPA/RSN. With those APs, key handshake times out if EAPOL frames are sent after addba request. So defer the BA negotiation until we are done with tx/rx of all EAPOL frames. Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* rt2x00: Fix RF offsetIvo van Doorn2009-02-27
| | | | | | | | | | | | | The word_base is in bytes instead of word index number, this means that when using it, it should be transformed into a word index first. Otherwise RF register reading will fail through debugfs since we would start reading 4 words starting with word 4 (which is the last valid word for RF). Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Use beacon interval directlySujith2009-02-27
| | | | | | | | Setting up the CAB queue requires only the beacon interval, remove the function ath_get_beaconconfig() which is redundant. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Remove ath_txq_depth and get the queue depth directlySujith2009-02-27
| | | | | Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Remove a few unused capability macrosSujith2009-02-27
| | | | | Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Initialize channel change timeSujith2009-02-27
| | | | | | | Set channel change time to 5ms, this will improve scan results. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Fix antenna assignment bug in TX status processingSujith2009-02-27
| | | | | Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Fix HW wait timeoutSujith2009-02-27
| | | | | | | | | RX and calibration have different timeout requirements. This patch fixes it by changing the HW wait routine to accept a timeout value. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: Program the RTC registers correctlySujith2009-02-27
| | | | | | | | This patch programs the RTC registers of AR9100 chipsets correctly during chip reset. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath5k: compute rts/cts duration after computing full pktlenBob Copeland2009-02-27
| | | | | | | | | RTS and CTS-to-self duration needs to go after ICV len is considered. Changes-licensed-under: 3-Clause-BSD Signed-off-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath5k: move beacon processing to a taskletBob Copeland2009-02-27
| | | | | | | | | | | We currently send beacons directly from the interrupt routine. This can hold up interrupt processing in beaconing modes and makes the ISR somewhat more complex. Move it to a tasklet like rx and tx. Changes-licensed-under: 3-Clause-BSD Signed-off-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath5k: use spin_lock_irqsave for beacon lockBob Copeland2009-02-27
| | | | | | | | | | | | | ath5k_reset can be called from process context, which in turn can call ath5k_beacon_config which takes the sc->block spinlock. Since it can also be taken in hard irq context, use spin_lock_irqsave everywhere. This fixes a potential deadlock in adhoc mode. Changes-licensed-under: 3-Clause-BSD Cc: stable@kernel.org Signed-off-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath5k: don't mask off interrupt bitsBob Copeland2009-02-27
| | | | | | | | | | | | Since interrupts are already masked by the hardware, there's no need to discard interrupt bits in the ISR itself. Also, in ath5k_beacon_config we mask off a couple of bits without locking, so doing this mask in software can lead to unhandled beacon timer and beacon miss interrupts. Changes-licensed-under: 3-Clause-BSD Signed-off-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* rt2x00: Add various new USB IDs for rt73usbIvo van Doorn2009-02-27
| | | | | Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* rt2x00: Remove check for rf word 0Ivo van Doorn2009-02-27
| | | | | | | | | | | | | The only way rf_write() can be called with word 0 is when the user sends the wrong word index through debugfs. However the values which are send through debugfs are validated using the RF_BASE and RF_SIZE macro values, the most logical solution is to increase RF_BASE with 4 and decrease RF_SIZE with 4 (RF_SIZE has always been 1 word too big) Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* rt2x00: uncomment get_tsfIvo van Doorn2009-02-27
| | | | | | | | | The atomic requirement for get_tsf() has been removed by mac80211. This means the USB drivers can add support for the callback function again. Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwlwifi: Fix and rework Kconfig fileReinette Chatre2009-02-27
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Fixes: - iwlwifi is an optional driver and should thus not default to 'y'. - 3945 now depends on IWLCORE. Rework: - There is not a case when IWLCORE should not be selected. At the same time the driver does not use IWLWIFI or IWLCORE. We can just merge the usage of these two. With IWLWIFI being the driver name we proceed to use just it and replace instances of IWLCORE with it. The module name does not change and is still iwlcore. - Both IWLAGN and IWL3945 are selecting FW_LOADER, we can thus just move this up to one select when IWLWIFI is selected. - IWL5000 now supports Intel Wireless Wifi 100, 6000, and 6050 series. - Now that 3945 depends on IWLWIFI we can also indicate its dependency on MAC80211_LEDS and LEDS_CLASS at this level. - IWLAGN_LEDS is not used by driver - remove it. - IWLAGN_SPECTRUM_MEASUREMENT actually depends on IWLWIFI as it forms part of iwlcore module. Move this config up in Kconfig to reflect that and also change name to IWLWIFI_SPECTRUM_MEASUREMENT. - CONFIG_IWLWIFI_RFKILL is used by iwlagn as well as iwl3945, add text to description that indicates this. - CONFIG_IWL3945_RFKILL does not exist - remove usage from driver. - Add "iwlagn" to end of description of IWLAGN to help people understand what iwlagn means in rest of Kconfig text. - Add "iwl3945" to end of description of IWL3945 to help people understand what iwlagn means in rest of Kconfig text. - Change IWLWIFI_DEBUGFS description to indicate that only iwlagn supports it (for now). Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Reported-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwlwifi: use singlethread workqueueReinette Chatre2009-02-27
| | | | | | | | Use one workqueue instead of one per CPU. Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> cc: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* iwlwifi: report correct and detailed values about requested txpowerWu, Fengguang2009-02-27
| | | | | | Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ipw2200, fix ipw io functionsJiri Slaby2009-02-27
| | | | | | | | | | | | | | | | - some of them are defined as follows: #define ipw_write32 expr1; expr2 and are called from loops or ifs without a compound statement, so they are broken. Fix it by putting them into do {} while (0) for writes and ({ }) for reads. - also unify and cleanup them while at it -- convert them from macros to inline functions, so that we get some basic typechecking Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Acked-by: Zhu Yi <yi.zhu@intel.com> Cc: James Ketrenos <jketreno@linux.intel.com> Cc: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: move common regulatory code out of if() branchesBob Copeland2009-02-27
| | | | | | | | | | | | | Both branches of the regulatory check in ath_attach() set up a custom regulatory domain and apply radar and world flags, so extract those into a single path. While at it, fix a couple of spelling errors and an unnecessary extra pointer traversal. Signed-off-by: Bob Copeland <me@bobcopeland.com> Acked-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: remove prototype for ath9k_regd_get_current_countryBob Copeland2009-02-27
| | | | | | | | ath9k_regd_get_current_country() doesn't exist. Signed-off-by: Bob Copeland <me@bobcopeland.com> Acked-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* ath9k: remove ath9k_regd_get_rd()Bob Copeland2009-02-27
| | | | | | | | The function ath9k_regd_get_rd() is unused. Signed-off-by: Bob Copeland <me@bobcopeland.com> Acked-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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