iwlwifi: mvm: add basic bcast filtering implementation

Broadcast filtering allows dropping broadcast
frames that don't match the configured patterns.

Use predefined filters, and configure them for
each associated station vif.

There is no need to optimize and attach the same
filter to multiple vifs, as a following patch
will configure each filter to have per-vif unique
values.

Configure the bcast filtering on assoc changes.

Add a new IWLWIFI_BCAST_FILTERING Kconfig option
in order to enable broadcast filtering.

Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eliad Peller 2014-01-08 10:11:11 +02:00 • committed by Emmanuel Grumbach
commit c87163b9ae
6 changed files with 222 additions and 0 deletions