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Diffstat (limited to 'sound/soc/samsung/snow.c')
-rw-r--r--sound/soc/samsung/snow.c80
1 files changed, 38 insertions, 42 deletions
diff --git a/sound/soc/samsung/snow.c b/sound/soc/samsung/snow.c
index 5d8efc2d5c38..66ef49dff1ba 100644
--- a/sound/soc/samsung/snow.c
+++ b/sound/soc/samsung/snow.c
@@ -1,21 +1,11 @@
-/*
- * ASoC machine driver for Snow boards
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- */
+// SPDX-License-Identifier: GPL-2.0
+//
+// ASoC machine driver for Snow boards
#include <linux/clk.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
@@ -23,6 +13,11 @@
#define FIN_PLL_RATE 24000000
+SND_SOC_DAILINK_DEFS(links,
+ DAILINK_COMP_ARRAY(COMP_EMPTY()),
+ DAILINK_COMP_ARRAY(COMP_EMPTY()),
+ DAILINK_COMP_ARRAY(COMP_EMPTY()));
+
struct snow_priv {
struct snd_soc_dai_link dai_link;
struct clk *clk_i2s_bus;
@@ -34,7 +29,7 @@ static int snow_card_hw_params(struct snd_pcm_substream *substream,
static const unsigned int pll_rate[] = {
73728000U, 67737602U, 49152000U, 45158401U, 32768001U
};
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
struct snow_priv *priv = snd_soc_card_get_drvdata(rtd->card);
int bfs, psr, rfs, bitwidth;
unsigned long int rclk;
@@ -110,13 +105,10 @@ static int snow_late_probe(struct snd_soc_card *card)
struct snd_soc_pcm_runtime *rtd;
struct snd_soc_dai *codec_dai;
- rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name);
+ rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]);
/* In the multi-codec case codec_dais 0 is MAX98095 and 1 is HDMI. */
- if (rtd->num_codecs > 1)
- codec_dai = rtd->codec_dais[0];
- else
- codec_dai = rtd->codec_dai;
+ codec_dai = snd_soc_rtd_to_codec(rtd, 0);
/* Set the MCLK rate for the codec */
return snd_soc_dai_set_sysclk(codec_dai, 0,
@@ -145,11 +137,18 @@ static int snow_probe(struct platform_device *pdev)
link = &priv->dai_link;
link->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBS_CFS;
+ SND_SOC_DAIFMT_CBC_CFC;
link->name = "Primary";
link->stream_name = link->name;
+ link->cpus = links_cpus;
+ link->num_cpus = ARRAY_SIZE(links_cpus);
+ link->codecs = links_codecs;
+ link->num_codecs = ARRAY_SIZE(links_codecs);
+ link->platforms = links_platforms;
+ link->num_platforms = ARRAY_SIZE(links_platforms);
+
card->dai_link = link;
card->num_links = 1;
card->dev = dev;
@@ -160,10 +159,10 @@ static int snow_probe(struct platform_device *pdev)
if (cpu) {
link->ops = &snow_card_ops;
- link->cpu_of_node = of_parse_phandle(cpu, "sound-dai", 0);
+ link->cpus->of_node = of_parse_phandle(cpu, "sound-dai", 0);
of_node_put(cpu);
- if (!link->cpu_of_node) {
+ if (!link->cpus->of_node) {
dev_err(dev, "Failed parsing cpu/sound-dai property\n");
return -EINVAL;
}
@@ -173,38 +172,38 @@ static int snow_probe(struct platform_device *pdev)
of_node_put(codec);
if (ret < 0) {
- of_node_put(link->cpu_of_node);
+ of_node_put(link->cpus->of_node);
dev_err(dev, "Failed parsing codec node\n");
return ret;
}
- priv->clk_i2s_bus = of_clk_get_by_name(link->cpu_of_node,
+ priv->clk_i2s_bus = of_clk_get_by_name(link->cpus->of_node,
"i2s_opclk0");
if (IS_ERR(priv->clk_i2s_bus)) {
snd_soc_of_put_dai_link_codecs(link);
- of_node_put(link->cpu_of_node);
+ of_node_put(link->cpus->of_node);
return PTR_ERR(priv->clk_i2s_bus);
}
} else {
- link->codec_dai_name = "HiFi",
+ link->codecs->dai_name = "HiFi";
- link->cpu_of_node = of_parse_phandle(dev->of_node,
+ link->cpus->of_node = of_parse_phandle(dev->of_node,
"samsung,i2s-controller", 0);
- if (!link->cpu_of_node) {
+ if (!link->cpus->of_node) {
dev_err(dev, "i2s-controller property parse error\n");
return -EINVAL;
}
- link->codec_of_node = of_parse_phandle(dev->of_node,
+ link->codecs->of_node = of_parse_phandle(dev->of_node,
"samsung,audio-codec", 0);
- if (!link->codec_of_node) {
- of_node_put(link->cpu_of_node);
+ if (!link->codecs->of_node) {
+ of_node_put(link->cpus->of_node);
dev_err(dev, "audio-codec property parse error\n");
return -EINVAL;
}
}
- link->platform_of_node = link->cpu_of_node;
+ link->platforms->of_node = link->cpus->of_node;
/* Update card-name if provided through DT, else use default name */
snd_soc_of_parse_card_name(card, "samsung,model");
@@ -212,26 +211,23 @@ static int snow_probe(struct platform_device *pdev)
snd_soc_card_set_drvdata(card, priv);
ret = devm_snd_soc_register_card(dev, card);
- if (ret) {
- dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret,
+ "snd_soc_register_card failed\n");
- return ret;
+ return 0;
}
-static int snow_remove(struct platform_device *pdev)
+static void snow_remove(struct platform_device *pdev)
{
struct snow_priv *priv = platform_get_drvdata(pdev);
struct snd_soc_dai_link *link = &priv->dai_link;
- of_node_put(link->cpu_of_node);
- of_node_put(link->codec_of_node);
+ of_node_put(link->cpus->of_node);
+ of_node_put(link->codecs->of_node);
snd_soc_of_put_dai_link_codecs(link);
clk_put(priv->clk_i2s_bus);
-
- return 0;
}
static const struct of_device_id snow_of_match[] = {
generated by cgit (git 2.34.1) at 2025-12-26 04:05:11 +0000