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path: root/drivers/net/wireless/iwlwifi
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* | Revert "iwlwifi: mvm: move deferred d0i3 exit to resume_complete op"Eliad Peller2015-08-04
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This reverts commit 088070a2f6575402d3dd82e1c5a4a8e1941805f6. When working in d0i3_on_idle mode, we explicitly go out of d0i3 on resume (so other potential commands could be sent). However, D0I3_DEFER_WAKEUP is currently cleared on resume complete (which happens only later on), causing d0i3 exit to timeout. Since mac80211 was modified to accept incoming frames once drv_resume was called, we can safely revert this patch, and handle the pending work on iwl_mvm_resume(). Signed-off-by: Eliad Peller <eliadx.peller@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: mvm: move existing UMAC commands to group 1Johannes Berg2015-08-04
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Existing UMAC commands already use the long header, but are sent with group 0 and the long header inserted manually. Move them to the group 1 to take advantage of the header building in the low- level transport. Existing firmware ignores the group_id field (it's reserved) and the first firmware that really supports long command headers can parse all commands in both group 0 (with short header) and group 1 (with long header.) Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: add wide firmware command infrastructure for TXAviya Erenfeld2015-08-04
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | As the firmware is slowly running out of command IDs and grouping of commands is desirable anyway, the firmware is extending the command header from 4 bytes to 8 bytes to introduce a group (in place of the former flags field, since that's always 0 on commands and thus can be easily used to distinguish between the two. In order to support this most easily in the driver widen the command command ID used in the command sending functions and encode the new values (group and version) in the ID. That way existing code doesn't have to be changed (since the higher bits are 0 automatically) and newer code can easily use the new ID generation function to create a value to use in place of just the command ID. Signed-off-by: Aviya Erenfeld <aviya.erenfeld@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: mvm: add basic Time of Flight (802.11mc FTM) supportGregory Greenman2015-08-04
| | | | | | | | | | | | | | | | | | | | | | | | ToF is a time based method for measurement of the WiFi device location within a WiFi environment. The driver functionality provided by this patch is the interface for communication with FW and receiving location related updates from the FW. The interface provided by this patch is via debugfs. Signed-off-by: Gregory Greenman <gregory.greenman@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: mvm: remove IWL_UCODE_TLV_API_BASIC_DWELLSara Sharon2015-08-04
| | | | | | | | | | | | | | | | | | | | All the supported firmwares support this API. This includes removing dwell per band, as band is no longer a factor in calculating the dwell. Only basic dwell is used and FW will calculate the actual dwell time. Signed-off-by: Sara Sharon <sara.sharon@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: remove command header flags fieldJohannes Berg2015-08-04
| | | | | | | | | | | | | | | | | | | | | | | | The 'flags' field really has been reserved in the firmware API for a very long time, probably since 4965. As a consequence, the field is always 0 and checking for a IWL_CMD_FAILED_MSK flag makes no sense. Rename the field to 'reserved', get rid of IWL_CMD_FAILED_MSK and all the code for it. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: pcie: don't warn on long MPDUs when supportedEmmanuel Grumbach2015-08-04
| | | | | | | | | | | | | | | | | | | | | | In iwlmvm firmwares, the Byte count written in the scheduler byte count table is in DWORDs and not in bytes. We should check that this value fits in the 12 bits and the value can be either in bits of in DWORD or bytes depending on the firmware. Check the value after the translation to DWORDs is done (if needed). Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: pcie: add missing calls to synchronize_irq()Emmanuel Grumbach2015-08-04
| | | | | | | | | | | | | | | | | | | | | | In a few places, we were disabling interrupts but didn't make sure that the interrupt handler has finished running. Add calls to synchronize_irq() to ensure we finish handling the interrupts before we free resources or other things that could lead to a crash if the interrupt were to be handled later. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: pcie: cancel Tx timer upon firmware crashEmmanuel Grumbach2015-08-04
| | | | | | | | | | | | | | | | When the firmware crashes, we can't expect the Tx queues to progress. Cancel their timer. Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: mvm: Do not sample the device time for session protectionIlan Peer2015-08-04
| | | | | | | | | | | | | | | | | | Since the time-event is sent with the immediate flag set, there is no need to sample the device time. Signed-off-by: Ilan Peer <ilan.peer@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: remove command and return value from opmode RXJohannes Berg2015-08-04
| | | | | | | | | | | | | | | | | | With the previous patch series, no opmode continues using the command or handler_status (i.e. the return value from the RX) so it can be removed now. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: mvm: remove command/return value from RX handlersJohannes Berg2015-08-04
| | | | | | | | | | | | | | | | In the mvm driver, neither the old command nor the return value are used, so remove them. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: dvm: remove command/return value from RX handlersJohannes Berg2015-08-04
| | | | | | | | | | | | | | | | | | After the previous patches, the command that's passed in nor the return value are used any more, so can be removed. While at it, make some functions static. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: dvm: remove ADD_STA prints relying on station IDJohannes Berg2015-08-04
| | | | | | | | | | | | | | | | | | This makes the logging a little less useful, but as they're mostly synchronous commands it won't matter much. It gets rid of the dependency on the input command, which this is the only user of. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: dvm: move ADD_STA response handling to sync commandJohannes Berg2015-08-04
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This driver currently has some very confusing ADD_STA response handling that runs asynchronously in the background for all of the commands, but is only really necessary for synchronous ones (the really asynchronous ones can only be done for already existing stations), and for the sync ones it actually waits for the RX handler to return a status code. Rework this to keep the debug printing in the handler, but do the code that's supposed to have an effect only for sync commands in the command sending function. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: mvm: LRU-assign key offsetsJohannes Berg2015-08-04
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The current key offset assignment algorithm always uses the lowest unused key offset, which will potentially lead to issues when the firmware will change to take the key material for TX from the key table rather than from the TX command. In order to avoid those issues (and avoid forgetting about them) change the key offset allocation algorithm now to avoid reusing key offsets quickly. The new algorithm always picks as the next offset the least recently freed offset, i.e. the offset that has been unused for the longest amount of time. This is implemented by having a generation counter for each key offset that is incremented every time a key is deleted, except for the one that's deleted, which is reset to zero. Thus the highest counter is the key that's been unused longest. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: pcie: Set scheduler to work on auto modeHaim Dreyfuss2015-08-04
| | | | | | | | | | | | | | | | | | | | | | | | During NIC initialization shared HW is reset and this disables the scheduler. Some HW platforms do not activate the scheduler after it. Consequently all HCMD sent by the driver stay at the queues which cause to queue stuck. Set the scheduler to work on auto active mode so it would be activated upon change over one of the queues' write pointer. Signed-off-by: Haim Dreyfuss <haim.dreyfuss@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: pcie: lock start_hw / start_fw / stop_deviceEmmanuel Grumbach2015-06-26
| | | | | | | | | | | | | | | | | | | | | | This allows to ensure that we don't have races between them. A user reported that stop_device was called twice upon rfkill interrupt after suspend. When the interrupts are enabled, and right after when we directly check the rfkill state. Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: dvm: start HW before running FWEmmanuel Grumbach2015-06-26
| | | | | | | | | | | | | | | | | | | | The new locking in PCIe transport requires to start_hw before start_fw. This uncovered a bug in dvm which failed to do so. Fix that. Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: deprecate -10.ucode for 3160 / 7260 / 7265Sara Sharon2015-06-26
| | | | | | | | | | | | | | | | This firmware is not supported anymore - stop loading this firmware. Remove code handling older versions. Signed-off-by: Sara Sharon <sara.sharon@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: mvm: handle RX MPDUs separatelyJohannes Berg2015-06-26
| | | | | | | | | | | | | | | | | | | | There's no need to forward RX MPDUs to notification wait tests, nor do we need to check them for firmware dump triggers, nor could they be asynchronous. It's thus more efficient to handle them separately, before going into the regular RX handlers. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* | iwlwifi: mvm: rs: report last tx rate based on RSSI and capsEyal Shapira2015-06-26
|/ | | | | | | | | | | | | In scenarios where we haven't converged yet to a specific modulation and rate it could be better to report to userspace the last tx rate based on the STA capabilities and RSSI. This is important as sometimes userspace displays the last tx rate as the link speed. This avoids being presented with low legacy rates when rs just begins its search or after an idle period in which it resets itself. Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
* mac80211: convert HW flags to unsigned long bitmapJohannes Berg2015-06-10
| | | | | | | | | | | | | | | As we're running out of hardware capability flags pretty quickly, convert them to use the regular test_bit() style unsigned long bitmaps. This introduces a number of helper functions/macros to set and to test the bits, along with new debugfs code. The occurrences of an explicit __clear_bit() are intentional, the drivers were never supposed to change their supported bits on the fly. We should investigate changing this to be a per-frame flag. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
* Merge remote-tracking branch 'net-next/master' into mac80211-nextJohannes Berg2015-06-10
|\ | | | | | | | | | | | | Merge back net-next to get wireless driver changes (from Kalle) to be able to create the API change across all trees properly. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| * Merge tag 'wireless-drivers-next-for-davem-2015-06-03' of ↵David S. Miller2015-06-04
| |\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next Kalle Valo says: ==================== new driver mt7601u for MediaTek Wi-Fi devices MT7601U ath10k: * qca6174 power consumption improvements, enable ASPM etc (Michal) wil6210: * support Wi-Fi Simple Configuration in STA mode iwlwifi: * a few fixes (re-enablement of interrupts for certain new platforms that have special power states) * Rework completely the RBD allocation model towards new multi RX hardware. * cleanups * scan reworks continuation (Luca) mwifiex: * improve firmware debug functionality rtlwifi: * update regulatory database brcmfmac: * cleanup and new feature support in PCIe code * alternative nvram loading for router support ==================== Conflicts: drivers/net/wireless/iwlwifi/Kconfig Trivial conflict in iwlwifi Kconfig, two commits adding the same two chip numbers to the help text, but order transposed. Signed-off-by: David S. Miller <davem@davemloft.net>
| | * iwlwifi: mvm: advertise only HW-supported ciphersJohannes Berg2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | After the new ciphers CCMP-256 and GCMP-128/256 were implemented, wpa_supplicant could start negotiating them and use the software implementation. This, however, breaks D3 behaviour in the driver since it means that WoWLAN will not be possible. To avoid breaking that feature, advertise only ciphers that the hardware supports. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: bump the iwlmvm API number to 15Emmanuel Grumbach2015-06-03
| | | | | | | | | | | | | | | | | | The driver is now ready to handle the -15.ucode. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: mvm: Add DC2DC_CONFIG_CMD (0x83) cmd & TLVMatti Gottlieb2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add DC2DC_CONFIG_CMD (0x83) cmd. Add IWL_UCODE_TLV_CAPA_DC2DC_CONFIG_SUPPORT tlv. The command allows the driver get & set the DCDC's frequency tune. (freq_tune is the divider that is used to calculate the actual DCDC's clock rate) The command always returns the current/updated frequency tune values of the DCDC. Signed-off-by: Matti Gottlieb <matti.gottlieb@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: mvm: Remove old scan commandsMatti Gottlieb2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | The firmwares that used these commands is not supported anymore. Remove them. Signed-off-by: Matti Gottlieb <matti.gottlieb@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: prepare for higher API/CAPA bitsJohannes Berg2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently, loading the firmware fails when it has higher API or CAPA bits than the driver supports. That's an issue with integration. At the same time, actually using api[0] and capa[0] will become confusing when we also have api[1] and capa[1], and it's almost certain that we'll mix up the bits and use the bits for api[1] with api[0] by accident. Avoid all this by translating the API/CAPA bits to the regular kernel test_bit() format, and also providing wrapper functions. Also use the __bitwise__ facility of sparse to check that we're testing the right one. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: mvm: simplify iwl_mvm_stop_roc()Johannes Berg2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | As pointed out by smatch, there's no need for a loop that always immediately terminates. Use an if statement instead and while at it clean up the mvmvif initialization. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: dvm: enable IEEE80211_HW_SUPPORT_FAST_XMITJohannes Berg2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | Since the firmware is responsible for duration calculation, the driver can easily support fast-xmit. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: mvm: enable IEEE80211_HW_SUPPORT_FAST_XMITJohannes Berg2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | Since the firmware is responsible for duration calculation, the driver can easily support fast-xmit. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: pcie: New RBD allocation modelSara Sharon2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | As a preperation for multiple RX queues change the RBD allocation model. The new model includes a background allocator. The allocator is called by the interrupt handler when there are two released buffers by the queue, and the allocator starts allocating eight pages per request. When the queue has released 8 pages it tries claiming the request. If the pages are not ready - it keeps claiming. This new model should make sure that RBDs are always available across the multiple queues. The RBDs are transferred between the allocator and the queue. The queue moves the free RBDs upon freeing them to the allocator. The allocator moves them back to the queue's possession when the request is claimed. The allocator has an initial pool to make sure there are always RBDs available for the request completion. Release of the buffers at exit is done per pools - the allocator frees its own initial pool and the queue frees its own pool. Existing code refactor - -Queue's initial pool is the size of the queue only as the allocation of the new buffers no longer uses this pool. -Removal of replenish background work, and replenish calls in the interrupt handler and restock(). -The replenish() and the rxq used_list are used only during initialization. -Moved page allocation to a new function for code reuse. New code - Allocator code - new structure and functions. Interrupt handler uses the allocator functions for replenishing buffers. Reuse of the restock() method. Signed-off-by: Sara Sharon <sara.sharon@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: pcie: re-enable interrupts on resumeEliad Peller2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | On resume, all the interrupts are masked (CSR_INT_MASK is 0), and ict is disabled. Re-configure them both. Signed-off-by: Eliad Peller <eliadx.peller@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: mvm: don't use EBS for P2P findDavid Spinadel2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | Don't use EBS for P2P find to make sure we find all GOs in our only attempt. Signed-off-by: David Spinadel <david.spinadel@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: mvm: add inactive state to ebs statusDavid Spinadel2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently EBS status in scan complete notifications is set to success if EBS wasn't activated. FW will add a special return value for cases when EBS wasn't activated and we add a print of this status. This change is needed for debug only, no behavior changes. Signed-off-by: David Spinadel <david.spinadel@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: pcie: Control access to the NIC's PM registers via iwl_cfgAvri Altman2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | Allow a cleaner way to access those hw-dependent registers, instead of using the product family type etc. Signed-off-by: Avri Altman <avri.altman@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: wrt: add mipi type to debug typesLiad Kaufman2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This adds the MIPI mode type to the types declared supported by the driver. Without this patch, when using MIPI mode and looking at the logs the user would see the debug destination "UNKNOWN". Signed-off-by: Liad Kaufman <liad.kaufman@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: mvm: rs: pass rate directly to column checksEyal Shapira2015-06-03
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A minor refactoring for following patches. This enables the reuse of the checks functions. type=cleanup Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: mvm: clean interfaces on drv_stopArik Nemtsov2015-05-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | If a HW recovery was started but not completed since all interfaces went down, make sure to cleanup all interfaces before clearing the HW_RESTART flag. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * iwlwifi: mvm: implement the BlockAck related debug triggersEmmanuel Grumbach2015-05-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BlockAck sessions can have events that are interesting to debug. When we send or receive a BAR, it is may indicate that something bad is happening. Even more so when mac80211 tells us that a frame timed out in the reodering buffer. Add a few triggers for BlockAck session debugging. Allow per-TID debugging. Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * Merge tag 'mac80211-next-for-davem-2015-05-06' into iwlwifi-nextEmmanuel Grumbach2015-05-28
| | |\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Lots of updates for net-next for this cycle. As usual, we have a lot of small fixes and cleanups, the bigger items are: * proper mac80211 rate control locking, to fix some random crashes (this required changing other locking as well) * mac80211 "fast-xmit", a mechanism to reduce, in most cases, the amount of code we execute while going from ndo_start_xmit() to the driver * this also clears the way for properly supporting S/G and checksum and segmentation offloads
| | * | iwlwifi: mvm: treat scan races also on UMAC scansLuciano Coelho2015-05-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For UMAC, we were not treating a race condition that happens in the scan flows, because it was not using the same state flags. Now that UMAC and LMAC scans use the same state flags, we can also handle the race conditions for UMAC. Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * | iwlwifi: mvm: make UMAC scans use the stopping scan statusLuciano Coelho2015-05-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | UMAC scans now use the general scan status for almost everything, the only part missing was in the scan complete notifications. Change it to use the stopping flags instead of clearing the flags when the stop comes from above and clean the handler function a bit. Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * | iwlwifi: mvm: combine regular and sched scan stop functionsLuciano Coelho2015-05-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The regular and scheduled scan functions are very similar, so they can be combined into one. Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * | iwlwifi: tracing: add rx cmd header fieldsEliad Peller2015-05-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Having explicit rx cmd header fields is useful, as it can be used for event filtering (e.g. saving only debug logs, rather than the whole data) Signed-off-by: Eliad Peller <eliadx.peller@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * | iwlwifi: pcie: Remove redundant check for family typeAvri Altman2015-05-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This check for family type is redundant as the if clause above checks a family-dependent Boolean (which is not set for family 8000 anyway). Signed-off-by: Avri Altman <avri.altman@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * | iwlwifi: mvm: combine UMAC and LMAC scan_stop functionsLuciano Coelho2015-05-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The UMAC and LMAC scan_stop functions are now nearly identical, so they can be combined into a single function instead. Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
| | * | iwlwifi: mvm: remove code that stops multiple UMAC scans of a typeLuciano Coelho2015-05-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We can only have one scan per type at the same time, so the code that tries to stop several scans of a type is unnecessary. Remove that to reduce code complexity. Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Reviewed-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>