Re: [PATCH 09/13] ASoC: Intel: avs: drop SNDRV_PCM_RATE_KNOT

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On 2024-09-05 4:13 PM, Jerome Brunet wrote:
The custom rate constraint list was necessary to support 12kHz, 24kHz and
128kHz. These rates are now available through SNDRV_PCM_RATE_12000,
SNDRV_PCM_RATE_24000 and SNDRV_PCM_RATE_128000.

Use them and drop the custom rate constraint rule.

Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
---

Thank you for this cleanup.

Reviewed-by: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>

  sound/soc/intel/avs/pcm.c | 22 ++++++----------------
  1 file changed, 6 insertions(+), 16 deletions(-)

diff --git a/sound/soc/intel/avs/pcm.c b/sound/soc/intel/avs/pcm.c
index c76b86254a8b..afc0fc74cf94 100644
--- a/sound/soc/intel/avs/pcm.c
+++ b/sound/soc/intel/avs/pcm.c
@@ -471,16 +471,6 @@ static int hw_rule_param_size(struct snd_pcm_hw_params *params, struct snd_pcm_h
  static int avs_pcm_hw_constraints_init(struct snd_pcm_substream *substream)
  {
  	struct snd_pcm_runtime *runtime = substream->runtime;
-	static const unsigned int rates[] = {
-		8000, 11025, 12000, 16000,
-		22050, 24000, 32000, 44100,
-		48000, 64000, 88200, 96000,
-		128000, 176400, 192000,
-	};
-	static const struct snd_pcm_hw_constraint_list rate_list = {
-		.count = ARRAY_SIZE(rates),
-		.list = rates,
-	};
  	int ret;
ret = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
@@ -492,10 +482,6 @@ static int avs_pcm_hw_constraints_init(struct snd_pcm_substream *substream)
  	if (ret < 0)
  		return ret;
- ret = snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &rate_list);
-	if (ret < 0)
-		return ret;
-
  	/* Adjust buffer and period size based on the audio format. */
  	snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, hw_rule_param_size, NULL,
  			    SNDRV_PCM_HW_PARAM_FORMAT, SNDRV_PCM_HW_PARAM_CHANNELS,
@@ -1332,7 +1318,9 @@ static const struct snd_soc_dai_driver i2s_dai_template = {
  		.channels_min	= 1,
  		.channels_max	= 8,
  		.rates		= SNDRV_PCM_RATE_8000_192000 |
-				  SNDRV_PCM_RATE_KNOT,
+				  SNDRV_PCM_RATE_12000 |
+				  SNDRV_PCM_RATE_24000 |
+				  SNDRV_PCM_RATE_128000,
  		.formats	= SNDRV_PCM_FMTBIT_S16_LE |
  				  SNDRV_PCM_FMTBIT_S32_LE,
  		.subformats	= SNDRV_PCM_SUBFMTBIT_MSBITS_20 |
@@ -1343,7 +1331,9 @@ static const struct snd_soc_dai_driver i2s_dai_template = {
  		.channels_min	= 1,
  		.channels_max	= 8,
  		.rates		= SNDRV_PCM_RATE_8000_192000 |
-				  SNDRV_PCM_RATE_KNOT,
+				  SNDRV_PCM_RATE_12000 |
+				  SNDRV_PCM_RATE_24000 |
+				  SNDRV_PCM_RATE_128000,
  		.formats	= SNDRV_PCM_FMTBIT_S16_LE |
  				  SNDRV_PCM_FMTBIT_S32_LE,
  		.subformats	= SNDRV_PCM_SUBFMTBIT_MSBITS_20 |




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