ASoC: Intel: sof_sdw_rt_dmic: use from dai parameter

The dai is passed from the parameter. We don't need to find the dai
by name.
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://msgid.link/r/20240527193552.165567-6-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/sof_sdw_rt_dmic.c

@@ -12,25 +12,13 @@
 #include "sof_board_helpers.h"
 #include "sof_sdw_common.h"
 
-static const char * const dmics[] = {
-	"rt715",
-	"rt715-sdca",
-	"rt712-sdca-dmic",
-	"rt722-sdca",
-};
-
 int rt_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
 {
 	struct snd_soc_card *card = rtd->card;
 	struct snd_soc_component *component;
-	struct snd_soc_dai *codec_dai;
 	char *mic_name;
 
-	codec_dai = get_codec_dai_by_name(rtd, dmics, ARRAY_SIZE(dmics));
-	if (!codec_dai)
-		return -EINVAL;
-
-	component = codec_dai->component;
+	component = dai->component;
 
 	/*
 	 * rt715-sdca (aka rt714) is a special case that uses different name in card->components