ASoC: SDCA: Add helper to write initialization writes

Add a helper function to write out the SDCA blind initialization writes.

Acked-by: Vinod Koul <vkoul@kernel.org>
Tested-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Maciej Strozek <mstrozek@opensource.cirrus.com>
Reviewed-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Tested-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20251120153023.2105663-11-ckeepax@opensource.cirrus.com
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/include/sound/sdca_regmap.h b/include/sound/sdca_regmap.h
index b2e3c2a..792540a 100644 (file)
--- a/include/sound/sdca_regmap.h
+++ b/include/sound/sdca_regmap.h
@@ -27,5 +27,7 @@ int sdca_regmap_populate_constants(struct device *dev, struct sdca_function_data
 
 int sdca_regmap_write_defaults(struct device *dev, struct regmap *regmap,
                               struct sdca_function_data *function);
+int sdca_regmap_write_init(struct device *dev, struct regmap *regmap,
+                          struct sdca_function_data *function);
 
 #endif // __SDCA_REGMAP_H__

diff --git a/sound/soc/sdca/sdca_regmap.c b/sound/soc/sdca/sdca_regmap.c
index 6fbb241..2cca9a9 100644 (file)
--- a/sound/soc/sdca/sdca_regmap.c
+++ b/sound/soc/sdca/sdca_regmap.c
@@ -355,3 +355,19 @@ int sdca_regmap_write_defaults(struct device *dev, struct regmap *regmap,
        return 0;
 }
 EXPORT_SYMBOL_NS(sdca_regmap_write_defaults, "SND_SOC_SDCA");
+
+int sdca_regmap_write_init(struct device *dev, struct regmap *regmap,
+                          struct sdca_function_data *function)
+{
+       struct sdca_init_write *init = function->init_table;
+       int ret, i;
+
+       for (i = 0; i < function->num_init_table; i++) {
+               ret = regmap_write(regmap, init[i].addr, init[i].val);
+               if (ret)
+                       return ret;
+       }
+
+       return 0;
+}
+EXPORT_SYMBOL_NS(sdca_regmap_write_init, "SND_SOC_SDCA");