ASoC: Intel: sof_sdw: remove unused rt dmic rtd_init

Some Realtek SDW DMIC codecs use the generic rt_dmic_rtd_init callback now.
Remove unused rtd_init callbacks.
Reviewed-by: Chao Song <chao.song@linux.intel.com>
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/20240326160429.13560-26-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/Makefile

@@ -40,8 +40,7 @@ snd-soc-sof-sdw-objs += sof_sdw.o				\
 			sof_sdw_maxim.o sof_sdw_rt_amp.o	\
 			sof_sdw_rt5682.o sof_sdw_rt700.o	\
 			sof_sdw_rt711.o sof_sdw_rt_sdca_jack_common.o	\
-			sof_sdw_rt712_sdca.o sof_sdw_rt715.o	\
-			sof_sdw_rt715_sdca.o sof_sdw_rt722_sdca.o	\
+			sof_sdw_rt712_sdca.o sof_sdw_rt722_sdca.o	\
 			sof_sdw_rt_dmic.o			\
 			sof_sdw_cs42l42.o sof_sdw_cs42l43.o	\
 			sof_sdw_cs_amp.o			\

sound/soc/intel/boards/sof_sdw_common.h

@@ -193,10 +193,7 @@ int maxim_spk_rtd_init(struct snd_soc_pcm_runtime *rtd);
 int rt5682_rtd_init(struct snd_soc_pcm_runtime *rtd);
 int rt700_rtd_init(struct snd_soc_pcm_runtime *rtd);
 int rt711_rtd_init(struct snd_soc_pcm_runtime *rtd);
-int rt712_sdca_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd);
 int rt712_spk_rtd_init(struct snd_soc_pcm_runtime *rtd);
-int rt715_rtd_init(struct snd_soc_pcm_runtime *rtd);
-int rt715_sdca_rtd_init(struct snd_soc_pcm_runtime *rtd);
 int rt_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd);
 int rt_amp_spk_rtd_init(struct snd_soc_pcm_runtime *rtd);
 int rt_sdca_jack_rtd_init(struct snd_soc_pcm_runtime *rtd);

sound/soc/intel/boards/sof_sdw_rt712_sdca.c

@@ -66,27 +66,3 @@ int rt712_spk_rtd_init(struct snd_soc_pcm_runtime *rtd)
 	return ret;
 }
 
-static const char * const dmics[] = {
-	"rt712-sdca-dmic"
-};
-
-int rt712_sdca_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd)
-{
-	struct snd_soc_card *card = rtd->card;
-	struct snd_soc_dai *codec_dai;
-	struct snd_soc_component *component;
-
-	codec_dai = get_codec_dai_by_name(rtd, dmics, ARRAY_SIZE(dmics));
-	if (!codec_dai)
-		return -EINVAL;
-
-	component = codec_dai->component;
-	card->components = devm_kasprintf(card->dev, GFP_KERNEL,
-					  "%s mic:%s",
-					  card->components, component->name_prefix);
-	if (!card->components)
-		return -ENOMEM;
-
-	return 0;
-}
-MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_BOARD_HELPERS);

sound/soc/intel/boards/sof_sdw_rt715.c

-// SPDX-License-Identifier: GPL-2.0-only
-// Copyright (c) 2020 Intel Corporation
-
-/*
- *  sof_sdw_rt715 - Helpers to handle RT715 from generic machine driver
- */
-
-#include <linux/device.h>
-#include <linux/errno.h>
-#include <sound/soc.h>
-#include <sound/soc-acpi.h>
-#include "sof_sdw_common.h"
-
-int rt715_rtd_init(struct snd_soc_pcm_runtime *rtd)
-{
-	struct snd_soc_card *card = rtd->card;
-
-	card->components = devm_kasprintf(card->dev, GFP_KERNEL,
-					  "%s mic:rt715",
-					  card->components);
-	if (!card->components)
-		return -ENOMEM;
-
-	return 0;
-}
-

sound/soc/intel/boards/sof_sdw_rt715_sdca.c

-// SPDX-License-Identifier: GPL-2.0-only
-// Copyright (c) 2020 Intel Corporation
-
-/*
- *  sof_sdw_rt715_sdca - Helpers to handle RT715-SDCA from generic machine driver
- */
-
-#include <linux/device.h>
-#include <linux/errno.h>
-#include <sound/soc.h>
-#include <sound/soc-acpi.h>
-#include "sof_sdw_common.h"
-
-int rt715_sdca_rtd_init(struct snd_soc_pcm_runtime *rtd)
-{
-	struct snd_soc_card *card = rtd->card;
-
-	card->components = devm_kasprintf(card->dev, GFP_KERNEL,
-					  "%s mic:rt715-sdca",
-					  card->components);
-	if (!card->components)
-		return -ENOMEM;
-
-	return 0;
-}
-