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soundwire: Add Slave status handling helpers

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SoundWire Slaves report status to bus. Add helpers to handle
the status changes.

Signed-off-by: Hardik T Shah <hardik.t.shah@intel.com>
Signed-off-by: Sanyog Kale <sanyog.r.kale@intel.com>
Reviewed-by: Philippe Ombredanne <pombredanne@nexb.com>
Acked-By: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sanyog Kale
2017-12-14 11:19:39 +05:30
committed by Greg Kroah-Hartman
parent 9d715fa005
commit d52d7a1be0
3 changed files with 230 additions and 0 deletions
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2
include/linux/soundwire/sdw.h
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@@ -22,6 +22,8 @@ struct sdw_slave;
/* SDW Master Device Number, not supported yet */
#define SDW_MASTER_DEV_NUM 14
#define SDW_NUM_DEV_ID_REGISTERS 6
#define SDW_MAX_DEVICES 11
/**