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111 commits

Author SHA1 Message Date
Emmanuel Grumbach
3f73b8cad1 iwlwifi: clear ieee80211_tx_info->driver_data in the op_mode
The transport will need to use the info->driver_data
pointers. Since the op_mode has this memory hot in cache,
clear it there.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-20 14:48:23 +02:00
Emmanuel Grumbach
41837ca962 iwlwifi: pcie: allow to pretend to have Tx CSUM for debug
Allow to configure the driver to pretend to have TX CSUM
offload support. This will be useful to test the TSO flows
that will come in further patches.
This configuration is disabled by default.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-20 14:48:22 +02:00
Emmanuel Grumbach
cb2f827795 iwlwifi: change the Intel Wireless email address
ilw@linux.intel.com is not available anymore.
linuxwifi@intel.com should be used instead.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-20 14:48:22 +02:00
Luca Coelho
b7282643bf iwlwifi: replace d0i3_mode and wowlan_d0i3 with more generic variables
The d0i3_mode variable is used to distinguish between transports that
handle d0i3 entry during suspend by themselves (i.e. the slave
transports) and those which rely on the op_mode layer to do it.  The
reason why the former do it by themselves is that they need to
transition from d0i3 in runtime_suspend into d0i3 in system-wide
suspend and this transition needs to happen before the op_mode's
suspend flow is called.

The wowlan_d0i3 element is also a bit confusing, because it just
reflects the wowlan->any value for the trans to understand.  This is a
bit unclear in the code and not generic enough for future use.

To make it clearer and to generalize the platform power mode settings,
introduce two variables to indicate the platform power management
modes used by the transport.

Additionally, in order not to take too big a step in one patch, treat
this new variables semantically in the same way as the old d0i3_mode
element, introducing a iwl_mvm_enter_d0i3_on_suspend() function to
help with that.

This commit also adds the foundation for a new concept where the
firmware configuration state (i.e. D0, D3 or D0i3) is abstracted from
the platform PM mode we are in (i.e. runtime suspend or system-wide
suspend).

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-13 13:10:45 +02:00
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
92fe83430b iwlwifi: uninline iwl_trans_send_cmd
This function got too big to be inlined. Uninline it.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-13 08:52:53 +02:00
Emmanuel Grumbach
dcbb474628 iwlwifi: trans: support a callback for ASYNC commands
This allows the op_mode to request from the transport to
call a callback when an ASYNC commands is completed by
the firmware. The same callback will be called for all the
commands. Pass the command whose response triggers the
callback as a parameter to the callback itself.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-13 08:52:52 +02:00
Emmanuel Grumbach
0cd58eaab1 iwlwifi: pcie: allow the op_mode to block the tx queues
In certain flows (see next patches), the op_mode may need to
block the Tx queues for a short period. Provide an API for
that. The transport is in charge of counting the number of
times the queues are blocked since the op_mode may block the
queues several times in a row before unblocking them.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-13 08:52:52 +02:00
Johannes Berg
f8a1edb76e iwlwifi: clean up transport debugfs handling
Transport code currently calls itself through the transport ops,
which is quite pointless. Clean up all of this. While at it,
remove the unnecessary dir argument and the redundant IDI code.

In slave transports, call both the common slave debugfs and the
transport's own. SDIO has no files, so remove it all there.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-12-01 21:17:51 +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/iwl-trans.h (Browse further)