[PATCH v3 15/16] ASoC: Intel: avs: Kill S24_LE format

[Cezary Rojewski <cezary.rojewski@xxxxxxxxx>]

Eliminate all occurrences of S24_LE within PCM code, both HOST and LINK
side. Replace those with MSBITS subformats to allow for granular
selection when S32_LE is the format of choice.

Signed-off-by: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
---
 sound/soc/intel/avs/pcm.c      | 20 +++++++++++++++-----
 sound/soc/intel/avs/topology.c | 13 ++++++++++++-
 2 files changed, 27 insertions(+), 6 deletions(-)

diff --git a/sound/soc/intel/avs/pcm.c b/sound/soc/intel/avs/pcm.c
index 595914f93846..73f0fadb97b9 100644
--- a/sound/soc/intel/avs/pcm.c
+++ b/sound/soc/intel/avs/pcm.c
@@ -1073,8 +1073,10 @@ static const struct snd_pcm_hardware avs_pcm_hardware = {
 				  SNDRV_PCM_INFO_RESUME |
 				  SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
 	.formats		= SNDRV_PCM_FMTBIT_S16_LE |
-				  SNDRV_PCM_FMTBIT_S24_LE |
 				  SNDRV_PCM_FMTBIT_S32_LE,
+	.subformats		= SNDRV_PCM_SUBFMTBIT_MSBITS_20 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_24 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_MAX,
 	.buffer_bytes_max	= AZX_MAX_BUF_SIZE,
 	.period_bytes_min	= 128,
 	.period_bytes_max	= AZX_MAX_BUF_SIZE / 2,
@@ -1225,8 +1227,10 @@ static const struct snd_soc_dai_driver i2s_dai_template = {
 		.rates		= SNDRV_PCM_RATE_8000_192000 |
 				  SNDRV_PCM_RATE_KNOT,
 		.formats	= SNDRV_PCM_FMTBIT_S16_LE |
-				  SNDRV_PCM_FMTBIT_S24_LE |
 				  SNDRV_PCM_FMTBIT_S32_LE,
+		.subformats	= SNDRV_PCM_SUBFMTBIT_MSBITS_20 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_24 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_MAX,
 	},
 	.capture = {
 		.channels_min	= 1,
@@ -1234,8 +1238,10 @@ static const struct snd_soc_dai_driver i2s_dai_template = {
 		.rates		= SNDRV_PCM_RATE_8000_192000 |
 				  SNDRV_PCM_RATE_KNOT,
 		.formats	= SNDRV_PCM_FMTBIT_S16_LE |
-				  SNDRV_PCM_FMTBIT_S24_LE |
 				  SNDRV_PCM_FMTBIT_S32_LE,
+		.subformats	= SNDRV_PCM_SUBFMTBIT_MSBITS_20 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_24 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_MAX,
 	},
 };
 
@@ -1310,16 +1316,20 @@ static const struct snd_soc_dai_driver hda_cpu_dai = {
 		.channels_max	= 8,
 		.rates		= SNDRV_PCM_RATE_8000_192000,
 		.formats	= SNDRV_PCM_FMTBIT_S16_LE |
-				  SNDRV_PCM_FMTBIT_S24_LE |
 				  SNDRV_PCM_FMTBIT_S32_LE,
+		.subformats	= SNDRV_PCM_SUBFMTBIT_MSBITS_20 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_24 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_MAX,
 	},
 	.capture = {
 		.channels_min	= 1,
 		.channels_max	= 8,
 		.rates		= SNDRV_PCM_RATE_8000_192000,
 		.formats	= SNDRV_PCM_FMTBIT_S16_LE |
-				  SNDRV_PCM_FMTBIT_S24_LE |
 				  SNDRV_PCM_FMTBIT_S32_LE,
+		.subformats	= SNDRV_PCM_SUBFMTBIT_MSBITS_20 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_24 |
+				  SNDRV_PCM_SUBFMTBIT_MSBITS_MAX,
 	},
 };
 
diff --git a/sound/soc/intel/avs/topology.c b/sound/soc/intel/avs/topology.c
index c74e9d622e4c..778236d3fd28 100644
--- a/sound/soc/intel/avs/topology.c
+++ b/sound/soc/intel/avs/topology.c
@@ -1514,8 +1514,16 @@ static int avs_dai_load(struct snd_soc_component *comp, int index,
 			struct snd_soc_dai_driver *dai_drv, struct snd_soc_tplg_pcm *pcm,
 			struct snd_soc_dai *dai)
 {
-	if (pcm)
+	u32 fe_subformats = SNDRV_PCM_SUBFMTBIT_MSBITS_20 |
+			    SNDRV_PCM_SUBFMTBIT_MSBITS_24 |
+			    SNDRV_PCM_SUBFMTBIT_MSBITS_MAX;
+
+	if (pcm) {
 		dai_drv->ops = &avs_dai_fe_ops;
+		dai_drv->capture.subformats = fe_subformats;
+		dai_drv->playback.subformats = fe_subformats;
+	}
+
 	return 0;
 }
 
@@ -1534,6 +1542,9 @@ static int avs_link_load(struct snd_soc_component *comp, int index, struct snd_s
 		/* Open LINK (BE) pipes last and close them first to prevent xruns. */
 		link->trigger[0] = SND_SOC_DPCM_TRIGGER_PRE;
 		link->trigger[1] = SND_SOC_DPCM_TRIGGER_PRE;
+	} else {
+		/* Do not ignore codec capabilities. */
+		link->dpcm_merged_format = 1;
 	}
 
 	return 0;
-- 
2.25.1