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path: root/sound/soc/au1x/i2sc.c
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Diffstat (limited to 'sound/soc/au1x/i2sc.c')
-rw-r--r--sound/soc/au1x/i2sc.c58
1 files changed, 14 insertions, 44 deletions
diff --git a/sound/soc/au1x/i2sc.c b/sound/soc/au1x/i2sc.c
index 6bcf48f5884..d4b9e364a47 100644
--- a/sound/soc/au1x/i2sc.c
+++ b/sound/soc/au1x/i2sc.c
@@ -227,69 +227,50 @@ static struct snd_soc_dai_driver au1xi2s_dai_driver = {
static int __devinit au1xi2s_drvprobe(struct platform_device *pdev)
{
- int ret;
struct resource *iores, *dmares;
struct au1xpsc_audio_data *ctx;
- ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
+ ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!iores) {
- ret = -ENODEV;
- goto out0;
- }
+ if (!iores)
+ return -ENODEV;
- ret = -EBUSY;
- if (!request_mem_region(iores->start, resource_size(iores),
- pdev->name))
- goto out0;
+ if (!devm_request_mem_region(&pdev->dev, iores->start,
+ resource_size(iores),
+ pdev->name))
+ return -EBUSY;
- ctx->mmio = ioremap_nocache(iores->start, resource_size(iores));
+ ctx->mmio = devm_ioremap_nocache(&pdev->dev, iores->start,
+ resource_size(iores));
if (!ctx->mmio)
- goto out1;
+ return -EBUSY;
dmares = platform_get_resource(pdev, IORESOURCE_DMA, 0);
if (!dmares)
- goto out2;
+ return -EBUSY;
ctx->dmaids[SNDRV_PCM_STREAM_PLAYBACK] = dmares->start;
dmares = platform_get_resource(pdev, IORESOURCE_DMA, 1);
if (!dmares)
- goto out2;
+ return -EBUSY;
ctx->dmaids[SNDRV_PCM_STREAM_CAPTURE] = dmares->start;
platform_set_drvdata(pdev, ctx);
- ret = snd_soc_register_dai(&pdev->dev, &au1xi2s_dai_driver);
- if (ret)
- goto out2;
-
- return 0;
-
-out2:
- iounmap(ctx->mmio);
-out1:
- release_mem_region(iores->start, resource_size(iores));
-out0:
- kfree(ctx);
- return ret;
+ return snd_soc_register_dai(&pdev->dev, &au1xi2s_dai_driver);
}
static int __devexit au1xi2s_drvremove(struct platform_device *pdev)
{
struct au1xpsc_audio_data *ctx = platform_get_drvdata(pdev);
- struct resource *r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
snd_soc_unregister_dai(&pdev->dev);
WR(ctx, I2S_ENABLE, EN_D); /* clock off, disable */
- iounmap(ctx->mmio);
- release_mem_region(r->start, resource_size(r));
- kfree(ctx);
-
return 0;
}
@@ -331,18 +312,7 @@ static struct platform_driver au1xi2s_driver = {
.remove = __devexit_p(au1xi2s_drvremove),
};
-static int __init au1xi2s_load(void)
-{
- return platform_driver_register(&au1xi2s_driver);
-}
-
-static void __exit au1xi2s_unload(void)
-{
- platform_driver_unregister(&au1xi2s_driver);
-}
-
-module_init(au1xi2s_load);
-module_exit(au1xi2s_unload);
+module_platform_driver(au1xi2s_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Au1000/1500/1100 I2S ASoC driver");