[PATCH v2 5/7] ASoC: codecs: realtek-soundwire: ignore initial PARITY errors

Bard Liao yung-chuan.liao at linux.intel.com
Tue Sep 8 15:45:19 CEST 2020


From: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>

The parity calculation is not reset on a Severe Reset, which leads to
misleading/harmless errors reported on startup. The addition of a
quirk helps filter out such errors while leaving the error checks on
in steady-state.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen at linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski at linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao at linux.intel.com>
Acked-by: Mark Brown <broonie at kernel.org>
---
 sound/soc/codecs/rt1308-sdw.c | 1 +
 sound/soc/codecs/rt5682-sdw.c | 1 +
 sound/soc/codecs/rt700-sdw.c  | 1 +
 sound/soc/codecs/rt711-sdw.c  | 1 +
 sound/soc/codecs/rt715-sdw.c  | 1 +
 5 files changed, 5 insertions(+)

diff --git a/sound/soc/codecs/rt1308-sdw.c b/sound/soc/codecs/rt1308-sdw.c
index e02b325240df..c74685b016af 100644
--- a/sound/soc/codecs/rt1308-sdw.c
+++ b/sound/soc/codecs/rt1308-sdw.c
@@ -124,6 +124,7 @@ static int rt1308_read_prop(struct sdw_slave *slave)
 	struct sdw_dpn_prop *dpn;
 
 	prop->scp_int1_mask = SDW_SCP_INT1_BUS_CLASH | SDW_SCP_INT1_PARITY;
+	prop->quirks = SDW_SLAVE_QUIRKS_INVALID_INITIAL_PARITY;
 
 	prop->paging_support = true;
 
diff --git a/sound/soc/codecs/rt5682-sdw.c b/sound/soc/codecs/rt5682-sdw.c
index 8d4ea46bc6b5..feb2db95829e 100644
--- a/sound/soc/codecs/rt5682-sdw.c
+++ b/sound/soc/codecs/rt5682-sdw.c
@@ -545,6 +545,7 @@ static int rt5682_read_prop(struct sdw_slave *slave)
 
 	prop->scp_int1_mask = SDW_SCP_INT1_IMPL_DEF | SDW_SCP_INT1_BUS_CLASH |
 		SDW_SCP_INT1_PARITY;
+	prop->quirks = SDW_SLAVE_QUIRKS_INVALID_INITIAL_PARITY;
 
 	prop->paging_support = false;
 
diff --git a/sound/soc/codecs/rt700-sdw.c b/sound/soc/codecs/rt700-sdw.c
index 8d9678d1f3c7..c6fd22058b62 100644
--- a/sound/soc/codecs/rt700-sdw.c
+++ b/sound/soc/codecs/rt700-sdw.c
@@ -341,6 +341,7 @@ static int rt700_read_prop(struct sdw_slave *slave)
 
 	prop->scp_int1_mask = SDW_SCP_INT1_IMPL_DEF | SDW_SCP_INT1_BUS_CLASH |
 		SDW_SCP_INT1_PARITY;
+	prop->quirks = SDW_SLAVE_QUIRKS_INVALID_INITIAL_PARITY;
 
 	prop->paging_support = false;
 
diff --git a/sound/soc/codecs/rt711-sdw.c b/sound/soc/codecs/rt711-sdw.c
index d4b3d7716cac..10435d97f9ab 100644
--- a/sound/soc/codecs/rt711-sdw.c
+++ b/sound/soc/codecs/rt711-sdw.c
@@ -345,6 +345,7 @@ static int rt711_read_prop(struct sdw_slave *slave)
 
 	prop->scp_int1_mask = SDW_SCP_INT1_IMPL_DEF | SDW_SCP_INT1_BUS_CLASH |
 		SDW_SCP_INT1_PARITY;
+	prop->quirks = SDW_SLAVE_QUIRKS_INVALID_INITIAL_PARITY;
 
 	prop->paging_support = false;
 
diff --git a/sound/soc/codecs/rt715-sdw.c b/sound/soc/codecs/rt715-sdw.c
index 0e5c75f85926..9fb14a0d7334 100644
--- a/sound/soc/codecs/rt715-sdw.c
+++ b/sound/soc/codecs/rt715-sdw.c
@@ -439,6 +439,7 @@ static int rt715_read_prop(struct sdw_slave *slave)
 
 	prop->scp_int1_mask = SDW_SCP_INT1_IMPL_DEF | SDW_SCP_INT1_BUS_CLASH |
 		SDW_SCP_INT1_PARITY;
+	prop->quirks = SDW_SLAVE_QUIRKS_INVALID_INITIAL_PARITY;
 
 	prop->paging_support = false;
 
-- 
2.17.1



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