diff options
Diffstat (limited to 'sound/soc/au1x/dma.c')
| -rw-r--r-- | sound/soc/au1x/dma.c | 47 |
1 files changed, 7 insertions, 40 deletions
diff --git a/sound/soc/au1x/dma.c b/sound/soc/au1x/dma.c index 177f7137a9c..e920b60bf6c 100644 --- a/sound/soc/au1x/dma.c +++ b/sound/soc/au1x/dma.c @@ -21,14 +21,6 @@ #include "psc.h" -#define ALCHEMY_PCM_FMTS \ - (SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 | \ - SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE | \ - SNDRV_PCM_FMTBIT_U16_LE | SNDRV_PCM_FMTBIT_U16_BE | \ - SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S32_BE | \ - SNDRV_PCM_FMTBIT_U32_LE | SNDRV_PCM_FMTBIT_U32_BE | \ - 0) - struct pcm_period { u32 start; u32 relative_end; /* relative to start of buffer */ @@ -171,12 +163,6 @@ static irqreturn_t au1000_dma_interrupt(int irq, void *ptr) static const struct snd_pcm_hardware alchemy_pcm_hardware = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BATCH, - .formats = ALCHEMY_PCM_FMTS, - .rates = SNDRV_PCM_RATE_8000_192000, - .rate_min = SNDRV_PCM_RATE_8000, - .rate_max = SNDRV_PCM_RATE_192000, - .channels_min = 2, - .channels_max = 2, .period_bytes_min = 1024, .period_bytes_max = 16 * 1024 - 1, .periods_min = 4, @@ -316,36 +302,28 @@ static int alchemy_pcm_new(struct snd_soc_pcm_runtime *rtd) return 0; } -struct snd_soc_platform_driver alchemy_pcm_soc_platform = { +static struct snd_soc_platform_driver alchemy_pcm_soc_platform = { .ops = &alchemy_pcm_ops, .pcm_new = alchemy_pcm_new, .pcm_free = alchemy_pcm_free_dma_buffers, }; -static int __devinit alchemy_pcm_drvprobe(struct platform_device *pdev) +static int alchemy_pcm_drvprobe(struct platform_device *pdev) { struct alchemy_pcm_ctx *ctx; - int ret; - ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); + ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); if (!ctx) return -ENOMEM; platform_set_drvdata(pdev, ctx); - ret = snd_soc_register_platform(&pdev->dev, &alchemy_pcm_soc_platform); - if (ret) - kfree(ctx); - - return ret; + return snd_soc_register_platform(&pdev->dev, &alchemy_pcm_soc_platform); } -static int __devexit alchemy_pcm_drvremove(struct platform_device *pdev) +static int alchemy_pcm_drvremove(struct platform_device *pdev) { - struct alchemy_pcm_ctx *ctx = platform_get_drvdata(pdev); - snd_soc_unregister_platform(&pdev->dev); - kfree(ctx); return 0; } @@ -356,21 +334,10 @@ static struct platform_driver alchemy_pcmdma_driver = { .owner = THIS_MODULE, }, .probe = alchemy_pcm_drvprobe, - .remove = __devexit_p(alchemy_pcm_drvremove), + .remove = alchemy_pcm_drvremove, }; -static int __init alchemy_pcmdma_load(void) -{ - return platform_driver_register(&alchemy_pcmdma_driver); -} - -static void __exit alchemy_pcmdma_unload(void) -{ - platform_driver_unregister(&alchemy_pcmdma_driver); -} - -module_init(alchemy_pcmdma_load); -module_exit(alchemy_pcmdma_unload); +module_platform_driver(alchemy_pcmdma_driver); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Au1000/Au1500/Au1100 Audio DMA driver"); |