修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/sound/soc/samsung/snow.c
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..
@@ -1,15 +1,6 @@
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-/*
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- * ASoC machine driver for Snow boards
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License
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- * version 2 as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful, but
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- * WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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- * General Public License for more details.
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- */
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+// SPDX-License-Identifier: GPL-2.0
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+//
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+// ASoC machine driver for Snow boards
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4
 
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 #include <linux/clk.h>
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 #include <linux/module.h>
..
..
@@ -23,6 +14,11 @@
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14
 
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 #define FIN_PLL_RATE		24000000
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16
 
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+SND_SOC_DAILINK_DEFS(links,
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+	DAILINK_COMP_ARRAY(COMP_EMPTY()),
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+	DAILINK_COMP_ARRAY(COMP_EMPTY()),
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+	DAILINK_COMP_ARRAY(COMP_EMPTY()));
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+
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 struct snow_priv {
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 	struct snd_soc_dai_link dai_link;
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 	struct clk *clk_i2s_bus;
..
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@@ -34,7 +30,7 @@
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 	static const unsigned int pll_rate[] = {
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 		73728000U, 67737602U, 49152000U, 45158401U, 32768001U
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 	};
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-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
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+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
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 	struct snow_priv *priv = snd_soc_card_get_drvdata(rtd->card);
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 	int bfs, psr, rfs, bitwidth;
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 	unsigned long int rclk;
..
..
@@ -110,13 +106,13 @@
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 	struct snd_soc_pcm_runtime *rtd;
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 	struct snd_soc_dai *codec_dai;
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-	rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name);
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+	rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]);
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110
 
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 	/* In the multi-codec case codec_dais 0 is MAX98095 and 1 is HDMI. */
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 	if (rtd->num_codecs > 1)
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-		codec_dai = rtd->codec_dais[0];
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+		codec_dai = asoc_rtd_to_codec(rtd, 0);
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 	else
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-		codec_dai = rtd->codec_dai;
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+		codec_dai = asoc_rtd_to_codec(rtd, 0);
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 	/* Set the MCLK rate for the codec */
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 	return snd_soc_dai_set_sysclk(codec_dai, 0,
..
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@@ -150,6 +146,13 @@
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 	link->name = "Primary";
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 	link->stream_name = link->name;
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+	link->cpus = links_cpus;
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+	link->num_cpus = ARRAY_SIZE(links_cpus);
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+	link->codecs = links_codecs;
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+	link->num_codecs = ARRAY_SIZE(links_codecs);
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+	link->platforms = links_platforms;
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+	link->num_platforms = ARRAY_SIZE(links_platforms);
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+
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 	card->dai_link = link;
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 	card->num_links = 1;
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 	card->dev = dev;
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@@ -160,10 +163,10 @@
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 	if (cpu) {
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 		link->ops = &snow_card_ops;
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-		link->cpu_of_node = of_parse_phandle(cpu, "sound-dai", 0);
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+		link->cpus->of_node = of_parse_phandle(cpu, "sound-dai", 0);
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 		of_node_put(cpu);
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-		if (!link->cpu_of_node) {
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+		if (!link->cpus->of_node) {
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 			dev_err(dev, "Failed parsing cpu/sound-dai property\n");
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 			return -EINVAL;
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 		}
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@@ -173,38 +176,38 @@
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 		of_node_put(codec);
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 		if (ret < 0) {
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-			of_node_put(link->cpu_of_node);
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+			of_node_put(link->cpus->of_node);
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 			dev_err(dev, "Failed parsing codec node\n");
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 			return ret;
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 		}
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-		priv->clk_i2s_bus = of_clk_get_by_name(link->cpu_of_node,
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+		priv->clk_i2s_bus = of_clk_get_by_name(link->cpus->of_node,
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 						       "i2s_opclk0");
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 		if (IS_ERR(priv->clk_i2s_bus)) {
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 			snd_soc_of_put_dai_link_codecs(link);
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-			of_node_put(link->cpu_of_node);
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+			of_node_put(link->cpus->of_node);
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 			return PTR_ERR(priv->clk_i2s_bus);
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 		}
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 	} else {
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-		link->codec_dai_name = "HiFi",
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+		link->codecs->dai_name = "HiFi",
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-		link->cpu_of_node = of_parse_phandle(dev->of_node,
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+		link->cpus->of_node = of_parse_phandle(dev->of_node,
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 						"samsung,i2s-controller", 0);
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-		if (!link->cpu_of_node) {
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+		if (!link->cpus->of_node) {
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 			dev_err(dev, "i2s-controller property parse error\n");
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 			return -EINVAL;
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 		}
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-		link->codec_of_node = of_parse_phandle(dev->of_node,
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+		link->codecs->of_node = of_parse_phandle(dev->of_node,
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 						"samsung,audio-codec", 0);
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-		if (!link->codec_of_node) {
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-			of_node_put(link->cpu_of_node);
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+		if (!link->codecs->of_node) {
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+			of_node_put(link->cpus->of_node);
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 			dev_err(dev, "audio-codec property parse error\n");
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 			return -EINVAL;
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 		}
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 	}
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-	link->platform_of_node = link->cpu_of_node;
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+	link->platforms->of_node = link->cpus->of_node;
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 	/* Update card-name if provided through DT, else use default name */
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 	snd_soc_of_parse_card_name(card, "samsung,model");
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@@ -212,10 +215,9 @@
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 	snd_soc_card_set_drvdata(card, priv);
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 	ret = devm_snd_soc_register_card(dev, card);
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-	if (ret) {
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-		dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
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-		return ret;
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-	}
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+	if (ret)
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+		return dev_err_probe(&pdev->dev, ret,
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+				     "snd_soc_register_card failed\n");
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 	return ret;
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 }
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@@ -225,8 +227,8 @@
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 	struct snow_priv *priv = platform_get_drvdata(pdev);
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 	struct snd_soc_dai_link *link = &priv->dai_link;
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-	of_node_put(link->cpu_of_node);
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-	of_node_put(link->codec_of_node);
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+	of_node_put(link->cpus->of_node);
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+	of_node_put(link->codecs->of_node);
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 	snd_soc_of_put_dai_link_codecs(link);
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 	clk_put(priv->clk_i2s_bus);