linux-kernel - [PATCH 04/13] ALSA: hdsp: drop SNDRV_PCM_RATE

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Message-Id: <20240905-alsa-12-24-128-v1-4-8371948d3921@baylibre.com>
Date: Thu, 05 Sep 2024 16:12:55 +0200
From: Jerome Brunet <jbrunet@...libre.com>
To: Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, 
 David Rhodes <david.rhodes@...rus.com>, 
 Richard Fitzgerald <rf@...nsource.cirrus.com>, 
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
 Cezary Rojewski <cezary.rojewski@...el.com>, 
 Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>, 
 Liam Girdwood <liam.r.girdwood@...ux.intel.com>, 
 Peter Ujfalusi <peter.ujfalusi@...ux.intel.com>, 
 Bard Liao <yung-chuan.liao@...ux.intel.com>, 
 Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>, 
 Kai Vehmanen <kai.vehmanen@...ux.intel.com>, 
 Srinivas Kandagatla <srinivas.kandagatla@...aro.org>, 
 Chen-Yu Tsai <wens@...e.org>, Jernej Skrabec <jernej.skrabec@...il.com>, 
 Samuel Holland <samuel@...lland.org>
Cc: linux-sound@...r.kernel.org, linux-kernel@...r.kernel.org, 
 patches@...nsource.cirrus.com, alsa-devel@...a-project.org, 
 linux-arm-msm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-sunxi@...ts.linux.dev, Jerome Brunet <jbrunet@...libre.com>
Subject: [PATCH 04/13] ALSA: hdsp: drop SNDRV_PCM_RATE_KNOT

The custom rate constraint list was necessary to support 128kHz.
This rate is now available through SNDRV_PCM_RATE_128000.

Use it and drop the custom rate constraint rule.

Signed-off-by: Jerome Brunet <jbrunet@...libre.com>
---
 sound/pci/rme9652/hdsp.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index 713ca262a0e9..1c504a591948 100644
--- a/sound/pci/rme9652/hdsp.c
+++ b/sound/pci/rme9652/hdsp.c
@@ -4301,14 +4301,6 @@ static const struct snd_pcm_hw_constraint_list hdsp_hw_constraints_period_sizes
 	.mask = 0
 };
 
-static const unsigned int hdsp_9632_sample_rates[] = { 32000, 44100, 48000, 64000, 88200, 96000, 128000, 176400, 192000 };
-
-static const struct snd_pcm_hw_constraint_list hdsp_hw_constraints_9632_sample_rates = {
-	.count = ARRAY_SIZE(hdsp_9632_sample_rates),
-	.list = hdsp_9632_sample_rates,
-	.mask = 0
-};
-
 static int snd_hdsp_hw_rule_in_channels(struct snd_pcm_hw_params *params,
 					struct snd_pcm_hw_rule *rule)
 {
@@ -4499,8 +4491,9 @@ static int snd_hdsp_playback_open(struct snd_pcm_substream *substream)
 		runtime->hw.rate_min = runtime->hw.rate_max = hdsp->system_sample_rate;
 	} else if (hdsp->io_type == H9632) {
 		runtime->hw.rate_max = 192000;
-		runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
-		snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hdsp_hw_constraints_9632_sample_rates);
+		runtime->hw.rates |= (SNDRV_PCM_RATE_128000 |
+				      SNDRV_PCM_RATE_176400 |
+				      SNDRV_PCM_RATE_192000);
 	}
 	if (hdsp->io_type == H9632) {
 		runtime->hw.channels_min = hdsp->qs_out_channels;
@@ -4575,8 +4568,9 @@ static int snd_hdsp_capture_open(struct snd_pcm_substream *substream)
 		runtime->hw.channels_min = hdsp->qs_in_channels;
 		runtime->hw.channels_max = hdsp->ss_in_channels;
 		runtime->hw.rate_max = 192000;
-		runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
-		snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hdsp_hw_constraints_9632_sample_rates);
+		runtime->hw.rates |= (SNDRV_PCM_RATE_128000 |
+				      SNDRV_PCM_RATE_176400 |
+				      SNDRV_PCM_RATE_192000);
 	}
 	snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 			     snd_hdsp_hw_rule_in_channels, hdsp,

-- 
2.45.2