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111 commits

Author SHA1 Message Date
Sharon Dvir
39bdb17ebb iwlwifi: update host command messages to new format
Host commands now have a group id, express this in printed messages.

Signed-off-by: Sharon Dvir <sharon.dvir@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-13 08:56:17 +02:00
Emmanuel Grumbach
156f92f2b4 iwlwifi: block the queues when we send ADD_STA for uAPSD
We send an ADD_STA to instruct the firmware to release
frames despite the peer being in PS.
Since the ADD_STA command and the Tx frame that comes
immediately afterwards can be reordered by the DMA engine,
we need to block the Tx queues until the firmware replies
with the ADD_STA response.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-13 08:52:53 +02:00
Luca Coelho
a42b2af3cf iwlwifi: mvm: don't keep an mvm ref when the interface is down
There is no reason to keep a reference when the interface is down,
since we are not really doing anything.  The reference is only needed
when the mac80211 start op (or a hw restart) is running, to prevent
going into runtime or system supend in the meantime.  This will allow
us to support runtime PM when the interface is down (in another
patch).

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-07 09:06:32 +02:00
Johannes Berg
13555e8ba2 iwlwifi: mvm: add 9000-series RX API
Define the RX API that's used by the 9000 series hardware.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-01 21:17:57 +02:00
Golan Ben Ami
321c2104f2 iwlwifi: mvm: Support setting continuous recording debug mode
Add ability to set the continuous recording mode of the FW, while
the FW debug data is configured to be stored on the NIC.
This could be useful for storing large segments of FW usniffer
debug data on the host, while having small store space on the NIC.
The host receives the usniffer data through the regular RX path, and
the data can get extracted using trace-cmd.

Signed-off-by: Golan Ben-Ami <golan.ben.ami@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-01 21:17:50 +02:00
Golan Ben-Ami
2f89a5d7d3 iwlwifi: mvm: move fw-dbg code to separate file
The fw debug functionality is big enough to warrant
a separate file. Move existing related functions to the new file.

Signed-off-by: Golan Ben-Ami <golan.ben.ami@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-01 21:17:35 +02:00
Luca Coelho
eb3908d371 iwlwifi: mvm: flush all used TX queues before suspending
There is a potential race condition when entering suspend with d0i3 in
PCIe.  If there is a frame queued just before we suspend, it won't
complete and we will never clear the queue stuck timer.  To solve
this, call TX_PATH_FLUSH to flush all queues (except the command
queue) as part of the d0i3 entry process.  Add a new function that
returns all the flushable queues.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-11-26 16:38:52 +02:00
Eyal Shapira
1412ee39af iwlwifi: mvm: drop low_latency_agg_frame_cnt_limit
This was an old workaround for solving latency issues with
certain Miracast adapters like ActionTec. However this isn't
needed anymore and furthermore it hurts throughput in other
use cases.

Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-11-26 16:38:51 +02:00
Luca Coelho
566f165d28 iwlwifi: mvm: remove stray nd_config element
When the netdetect debugfs entry was removed, the nd_config element
was accidentally left in the iwl_mvm structure.  Remove it.

Fixes: dbb04b0d29 ("iwlwifi: mvm: remove netdetect debugfs entry")
Reported-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-11-26 16:38:51 +02:00
Emmanuel Grumbach
6c4fbcbc1c iwlwifi: add support for 12K Receive Buffers
802.11ac allows A-MSDU that can be up to 12KB long. Since
an entire A-MSDU needs to fit into one single Receive
Buffer (RB), add support for big RBs.
Since this adds lots of pressure to the memory manager and
significantly increase the true_size of the RX buffers,
don't enable this by default.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-11-26 16:38:48 +02:00
Kalle Valo
e705c12146 iwlwifi: move under intel vendor directory
Part of reorganising wireless drivers directory and Kconfig.

Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-11-18 14:28:30 +02:00
Renamed from drivers/net/wireless/iwlwifi/mvm/ops.c (Browse further)