tree 5e2b78ca236aac463110802b9bef08fee612b406
parent e6ce7943231fcba95a3c8842ab65f257cb5ab124
author Sameer Pujar <spujar@nvidia.com> 1547490069 +0530
committer Takashi Iwai <tiwai@suse.de> 1547491945 +0100

ALSA: hda: Add api to program stripe control bits

Controllers and codecs can support striping of audio out across
multiple SDO lines. The number of supported SDO lines can be
specific to chip. GCAP register can be read to know the maximum
supported SDO lines.

snd_hdac_get_stream_stripe_ctl() is exposed to program stripe bits
on controller and codec side.
stripe value: 0 for 1SDO, 1 for 2SDO, 2 for 4SDO lines, etc.,

Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Mohan Kumar D <mkumard@nvidia.com>
Reviewed-by: Ravindra Lokhande <rlokhande@nvidia.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>