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ASoC: imx-ssi: Use devm functions

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Using devm_ functions can make the code simpler and smaller.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Fabio Estevam 2012-07-27 14:32:10 -03:00 committed by Mark Brown
parent 02286190f3
commit ad3ab1bba9
1 changed files with 5 additions and 19 deletions
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24
sound/soc/fsl/imx-ssi.c
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@ -523,7 +523,7 @@ static int imx_ssi_probe(struct platform_device *pdev)
int ret = 0;
struct snd_soc_dai_driver *dai;
ssi = kzalloc(sizeof(*ssi), GFP_KERNEL);
ssi = devm_kzalloc(&pdev->dev, sizeof(*ssi), GFP_KERNEL);
if (!ssi)
return -ENOMEM;
dev_set_drvdata(&pdev->dev, ssi);
@ -536,7 +536,7 @@ static int imx_ssi_probe(struct platform_device *pdev)
ssi->irq = platform_get_irq(pdev, 0);
ssi->clk = clk_get(&pdev->dev, NULL);
ssi->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(ssi->clk)) {
ret = PTR_ERR(ssi->clk);
dev_err(&pdev->dev, "Cannot get the clock: %d\n",
@ -551,23 +551,17 @@ static int imx_ssi_probe(struct platform_device *pdev)
goto failed_get_resource;
}
if (!request_mem_region(res->start, resource_size(res), DRV_NAME)) {
dev_err(&pdev->dev, "request_mem_region failed\n");
ret = -EBUSY;
goto failed_get_resource;
}
ssi->base = ioremap(res->start, resource_size(res));
ssi->base = devm_request_and_ioremap(&pdev->dev, res);
if (!ssi->base) {
dev_err(&pdev->dev, "ioremap failed\n");
ret = -ENODEV;
goto failed_ioremap;
goto failed_register;
}
if (ssi->flags & IMX_SSI_USE_AC97) {
if (ac97_ssi) {
ret = -EBUSY;
goto failed_ac97;
goto failed_register;
}
ac97_ssi = ssi;
setup_channel_to_ac97(ssi);
@ -636,15 +630,10 @@ static int imx_ssi_probe(struct platform_device *pdev)
failed_pdev_fiq_alloc:
snd_soc_unregister_dai(&pdev->dev);
failed_register:
failed_ac97:
iounmap(ssi->base);
failed_ioremap:
release_mem_region(res->start, resource_size(res));
failed_get_resource:
clk_disable_unprepare(ssi->clk);
clk_put(ssi->clk);
failed_clk:
kfree(ssi);
return ret;
}
@ -662,11 +651,8 @@ static int __devexit imx_ssi_remove(struct platform_device *pdev)
if (ssi->flags & IMX_SSI_USE_AC97)
ac97_ssi = NULL;
iounmap(ssi->base);
release_mem_region(res->start, resource_size(res));
clk_disable_unprepare(ssi->clk);
clk_put(ssi->clk);
kfree(ssi);
return 0;
}