iwlwifi: mvm: support broadcast TWT alone

Tell the firmware about broadcast TWT support
even if individual TWT is not supported.
In that case the firmware will negotiate only
a broadcast TWT session.

type=feature
ticket=jira:WIFI-117673

Change-Id: I843677252be64f4732e434ab9ef72f487625e49e
Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Reviewed-on: https://git-amr-3.devtools.intel.com/gerrit/316377
automatic-review: ec ger unix iil jenkins <EC.GER.UNIX.IIL.JENKINS@INTEL.COM>
Tested-by: ec ger unix iil jenkins <EC.GER.UNIX.IIL.JENKINS@INTEL.COM>
Reviewed-by: Luciano Coelho <luciano.coelho@intel.com>
x-iwlwifi-stack-dev: 1359b81f191d0c811af70edd26474f34994e9a51
2 files changed