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soundwire: cadence_master: add hw_reset capability in debugfs
authorPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Tue, 22 Oct 2019 23:54:45 +0000 (18:54 -0500)
committerVinod Koul <vkoul@kernel.org>
Thu, 24 Oct 2019 11:52:01 +0000 (17:22 +0530)
commit675d4c9aba86cf3345bc61880e2edfd6762ef4ae
tree7e970610c564a347ccc04694c73ba841fb4ab9d0tree | snapshot
parent49ea07d33d9a32c17e18b322e789507280ceb2a3commit | diff
soundwire: cadence_master: add hw_reset capability in debugfs

Provide debugfs capability to kick link and devices into hard-reset
(as defined by MIPI). This capability is really useful when some
devices are no longer responsive and/or to check the software handling
of resynchronization.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20191022235448.17586-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/soundwire/cadence_master.c diff | blob | history
Domain: System / Kernel;