soundwire: keep track of Masters in a stream
authorShreyas NC <shreyas.nc@intel.com>
Fri, 27 Jul 2018 09:14:15 +0000 (14:44 +0530)
committerVinod Koul <vkoul@kernel.org>
Mon, 27 Aug 2018 04:19:48 +0000 (09:49 +0530)
commit9b5c132a1ec98895fe40ba73a19e0a17293122e5
treeb200a84e1f1e305290c412510c9c40a03a135be8
parentce6e74d008ff5c8b43e3bafaa7343bf7eb69593e
soundwire: keep track of Masters in a stream

A multi link bankswitch can be done if the hardware supports and
the stream is handled by multiple Master(s).

This preparatory patch adds support to track m_rt in a stream.
Modifying m_rt_count and usage is added as part of the next patch.

Signed-off-by: Shreyas NC <shreyas.nc@intel.com>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/soundwire/stream.c
include/linux/soundwire/sdw.h