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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/sound/soc/cirrus/ep93xx-i2s.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * linux/sound/soc/ep93xx-i2s.c
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  * EP93xx I2S driver
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@@ -7,11 +8,6 @@
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  * Based on the original driver by:
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  *   Copyright (C) 2007 Chase Douglas <chasedouglas@gmail>
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  *   Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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- *
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  */
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12
 
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 #include <linux/module.h>
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@@ -27,9 +23,8 @@
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 #include <sound/initval.h>
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 #include <sound/soc.h>
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25
 
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-#include <mach/hardware.h>
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-#include <mach/ep93xx-regs.h>
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 #include <linux/platform_data/dma-ep93xx.h>
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+#include <linux/soc/cirrus/ep93xx.h>
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28
 
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 #include "ep93xx-pcm.h"
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30
 
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@@ -369,11 +364,11 @@
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 }
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 #ifdef CONFIG_PM
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-static int ep93xx_i2s_suspend(struct snd_soc_dai *dai)
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+static int ep93xx_i2s_suspend(struct snd_soc_component *component)
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 {
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-	struct ep93xx_i2s_info *info = snd_soc_dai_get_drvdata(dai);
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+	struct ep93xx_i2s_info *info = snd_soc_component_get_drvdata(component);
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-	if (!dai->active)
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+	if (!snd_soc_component_active(component))
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 		return 0;
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 	ep93xx_i2s_disable(info, SNDRV_PCM_STREAM_PLAYBACK);
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@@ -382,11 +377,11 @@
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 	return 0;
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 }
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-static int ep93xx_i2s_resume(struct snd_soc_dai *dai)
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+static int ep93xx_i2s_resume(struct snd_soc_component *component)
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 {
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-	struct ep93xx_i2s_info *info = snd_soc_dai_get_drvdata(dai);
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+	struct ep93xx_i2s_info *info = snd_soc_component_get_drvdata(component);
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-	if (!dai->active)
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+	if (!snd_soc_component_active(component))
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 		return 0;
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386
 
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 	ep93xx_i2s_enable(info, SNDRV_PCM_STREAM_PLAYBACK);
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@@ -411,8 +406,6 @@
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 static struct snd_soc_dai_driver ep93xx_i2s_dai = {
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 	.symmetric_rates= 1,
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 	.probe		= ep93xx_i2s_dai_probe,
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-	.suspend	= ep93xx_i2s_suspend,
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-	.resume		= ep93xx_i2s_resume,
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 	.playback	= {
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 		.channels_min	= 2,
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 		.channels_max	= 2,
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@@ -430,20 +423,20 @@
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423
 
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 static const struct snd_soc_component_driver ep93xx_i2s_component = {
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 	.name		= "ep93xx-i2s",
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+	.suspend	= ep93xx_i2s_suspend,
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+	.resume		= ep93xx_i2s_resume,
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 };
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 static int ep93xx_i2s_probe(struct platform_device *pdev)
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 {
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 	struct ep93xx_i2s_info *info;
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-	struct resource *res;
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 	int err;
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 	info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
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 	if (!info)
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 		return -ENOMEM;
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	info->regs = devm_ioremap_resource(&pdev->dev, res);
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+	info->regs = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(info->regs))
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 		return PTR_ERR(info->regs);
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@@ -478,19 +471,17 @@
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 	dev_set_drvdata(&pdev->dev, info);
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-	err = snd_soc_register_component(&pdev->dev, &ep93xx_i2s_component,
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+	err = devm_snd_soc_register_component(&pdev->dev, &ep93xx_i2s_component,
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 					 &ep93xx_i2s_dai, 1);
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 	if (err)
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 		goto fail_put_lrclk;
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 	err = devm_ep93xx_pcm_platform_register(&pdev->dev);
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 	if (err)
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-		goto fail_unregister;
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+		goto fail_put_lrclk;
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 	return 0;
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-fail_unregister:
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-	snd_soc_unregister_component(&pdev->dev);
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 fail_put_lrclk:
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 	clk_put(info->lrclk);
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 fail_put_sclk:
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@@ -505,7 +496,6 @@
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 {
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 	struct ep93xx_i2s_info *info = dev_get_drvdata(&pdev->dev);
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-	snd_soc_unregister_component(&pdev->dev);
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 	clk_put(info->lrclk);
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 	clk_put(info->sclk);
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 	clk_put(info->mclk);