ASoC: cs35l36: drop SNDRV_PCM_RATE_KNOT

The custom rate constraint list was necessary to support 12kHz and 24kHz.
These rates are now available through SNDRV_PCM_RATE_12000 and
SNDRV_PCM_RATE_24000.

Use them and drop the custom rate constraint rule.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Reviewed-by: David Rhodes <drhodes@opensource.cirrus.com>
Acked-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/20240905-alsa-12-24-128-v1-6-8371948d3921@baylibre.com

Author: jbrun3t

sound/soc/codecs/cs35l36.c

@@ -949,32 +949,22 @@ static const struct cs35l36_pll_config *cs35l36_get_clk_config(
 	return NULL;
 }
 
-static const unsigned int cs35l36_src_rates[] = {
-	8000, 12000, 11025, 16000, 22050, 24000, 32000,
-	44100, 48000, 88200, 96000, 176400, 192000, 384000
-};
-
-static const struct snd_pcm_hw_constraint_list cs35l36_constraints = {
-	.count  = ARRAY_SIZE(cs35l36_src_rates),
-	.list   = cs35l36_src_rates,
-};
-
-static int cs35l36_pcm_startup(struct snd_pcm_substream *substream,
-			       struct snd_soc_dai *dai)
-{
-	snd_pcm_hw_constraint_list(substream->runtime, 0,
-				SNDRV_PCM_HW_PARAM_RATE, &cs35l36_constraints);
-
-	return 0;
-}
-
 static const struct snd_soc_dai_ops cs35l36_ops = {
-	.startup = cs35l36_pcm_startup,
 	.set_fmt = cs35l36_set_dai_fmt,
 	.hw_params = cs35l36_pcm_hw_params,
 	.set_sysclk = cs35l36_dai_set_sysclk,
 };
 
+#define CS35L36_RATES (		    \
+	SNDRV_PCM_RATE_8000_48000 | \
+	SNDRV_PCM_RATE_12000 |	    \
+	SNDRV_PCM_RATE_24000 |	    \
+	SNDRV_PCM_RATE_88200 |	    \
+	SNDRV_PCM_RATE_96000 |	    \
+	SNDRV_PCM_RATE_176400 |	    \
+	SNDRV_PCM_RATE_192000 |	    \
+	SNDRV_PCM_RATE_384000)
+
 static struct snd_soc_dai_driver cs35l36_dai[] = {
 	{
 		.name = "cs35l36-pcm",
@@ -983,14 +973,14 @@ static struct snd_soc_dai_driver cs35l36_dai[] = {
 			.stream_name = "AMP Playback",
 			.channels_min = 1,
 			.channels_max = 8,
-			.rates = SNDRV_PCM_RATE_KNOT,
+			.rates = CS35L36_RATES,
 			.formats = CS35L36_RX_FORMATS,
 		},
 		.capture = {
 			.stream_name = "AMP Capture",
 			.channels_min = 1,
 			.channels_max = 8,
-			.rates = SNDRV_PCM_RATE_KNOT,
+			.rates = CS35L36_RATES,
 			.formats = CS35L36_TX_FORMATS,
 		},
 		.ops = &cs35l36_ops,