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soundwire: cadence: add interface to check clock status
authorRander Wang <rander.wang@intel.com>
Tue, 17 Mar 2020 16:33:15 +0000 (11:33 -0500)
committerVinod Koul <vkoul@kernel.org>
Thu, 19 Mar 2020 07:13:03 +0000 (12:43 +0530)
commit5a885c52cfe6e5491fb7ce1d93d1a3d8f6fd6da9
tree0ca47e69babacceaa9314bb80bfcc16b16591cectree
parent7b174f24f4cfb8e13a89c4493aa3d0c6ac062e0ccommit | diff
soundwire: cadence: add interface to check clock status

If master is in clock stop state, driver can't modify registers
in master except the registers for clock stop setting.

Signed-off-by: Rander Wang <rander.wang@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200317163329.25501-4-pierre-louis.bossart@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/soundwire/cadence_master.c diff | blob | blame | history
drivers/soundwire/cadence_master.h diff | blob | blame | history
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