diff options
| author | Cezary Rojewski <cezary.rojewski@intel.com> | 2020-03-05 15:53:14 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-03-10 17:44:29 +0000 |
| commit | 7693cadac86548b30389a6e11d78c38db654f393 (patch) | |
| tree | 2c8f61a248a7fc59f028882f0e3bd6bab4fad344 /sound/soc/intel/skylake/skl-sst-dsp.h | |
| parent | 024aa45f55ccd40704cfdef61b2a8b6d0de9cdd1 (diff) | |
ASoC: Intel: Skylake: Await purge request ack on CNL
Each purge request is sent by driver after master core is powered up and
unresetted but before it is unstalled. On unstall, ROM begins processing
the request and initializing environment for FW load. Host should await
ROM's ack before moving forward. Without doing so, ROM init poll may
start too early and false timeouts can occur.
Fixes: cb6a55284629 ("ASoC: Intel: cnl: Add sst library functions for cnl platform")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200305145314.32579-8-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/skylake/skl-sst-dsp.h')
| -rw-r--r-- | sound/soc/intel/skylake/skl-sst-dsp.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/soc/intel/skylake/skl-sst-dsp.h b/sound/soc/intel/skylake/skl-sst-dsp.h index 067d1ea11cde..1df9ef422f61 100644 --- a/sound/soc/intel/skylake/skl-sst-dsp.h +++ b/sound/soc/intel/skylake/skl-sst-dsp.h @@ -68,6 +68,7 @@ struct skl_dev; #define SKL_FW_INIT 0x1 #define SKL_FW_RFW_START 0xf #define BXT_FW_ROM_INIT_RETRY 3 +#define BXT_INIT_TIMEOUT 300 #define SKL_ADSPIC_IPC 1 #define SKL_ADSPIS_IPC 1 |