add audio

hc

2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/sound/soc/cirrus/edb93xx.c
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@@ -1,17 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * SoC audio for EDB93xx
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  *
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  * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru>
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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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- * as published by the Free Software Foundation; either version 2
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- * of the License, or (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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  *
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  * This driver support CS4271 codec being master or slave, working
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  * in control port mode, connected either via SPI or I2C.
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@@ -22,18 +13,18 @@
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 #include <linux/platform_device.h>
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 #include <linux/gpio.h>
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 #include <linux/module.h>
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+#include <linux/soc/cirrus/ep93xx.h>
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 #include <sound/core.h>
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 #include <sound/pcm.h>
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 #include <sound/soc.h>
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 #include <asm/mach-types.h>
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-#include <mach/hardware.h>
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 static int edb93xx_hw_params(struct snd_pcm_substream *substream,
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 			     struct snd_pcm_hw_params *params)
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 {
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-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
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-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
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-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
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+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
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+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
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+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
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 	int err;
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 	unsigned int mclk_rate;
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 	unsigned int rate = params_rate(params);
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@@ -60,16 +51,18 @@
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 	.hw_params	= edb93xx_hw_params,
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 };
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+SND_SOC_DAILINK_DEFS(hifi,
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+	DAILINK_COMP_ARRAY(COMP_CPU("ep93xx-i2s")),
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+	DAILINK_COMP_ARRAY(COMP_CODEC("spi0.0", "cs4271-hifi")),
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+	DAILINK_COMP_ARRAY(COMP_PLATFORM("ep93xx-i2s")));
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+
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 static struct snd_soc_dai_link edb93xx_dai = {
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 	.name		= "CS4271",
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 	.stream_name	= "CS4271 HiFi",
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-	.platform_name	= "ep93xx-i2s",
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-	.cpu_dai_name	= "ep93xx-i2s",
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-	.codec_name	= "spi0.0",
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-	.codec_dai_name	= "cs4271-hifi",
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 	.dai_fmt	= SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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 			  SND_SOC_DAIFMT_CBS_CFS,
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 	.ops		= &edb93xx_ops,
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+	SND_SOC_DAILINK_REG(hifi),
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 };
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 static struct snd_soc_card snd_soc_edb93xx = {