ASoC: SDCA: Add helper to write initialization writes

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

Acked-by: Vinod Koul <[e-mail]>
Tested-by: Bard Liao <[e-mail]>
Reviewed-by: Maciej Strozek <[e-mail]>
Reviewed-by: Peter Ujfalusi <[e-mail]>
Tested-by: Richard Fitzgerald <[e-mail]>
Signed-off-by: Charles Keepax <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Reviewed-by: Vinod Koul <[e-mail]>
Signed-off-by: Mark Brown <[e-mail]>

include/sound/sdca_regmap.h

···
 
 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__

sound/soc/sdca/sdca_regmap.c

···
 	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");