diff options
Diffstat (limited to 'sound/soc/sh/dma-sh7760.c')
-rw-r--r-- | sound/soc/sh/dma-sh7760.c | 53 |
1 files changed, 36 insertions, 17 deletions
diff --git a/sound/soc/sh/dma-sh7760.c b/sound/soc/sh/dma-sh7760.c index 0d8bdf07729c..c326d29992fe 100644 --- a/sound/soc/sh/dma-sh7760.c +++ b/sound/soc/sh/dma-sh7760.c @@ -137,7 +137,7 @@ static void camelot_rxdma(void *data) static int camelot_pcm_open(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->dai->cpu_dai->id]; + struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; int ret, dmairq; @@ -150,7 +150,7 @@ static int camelot_pcm_open(struct snd_pcm_substream *substream) ret = dmabrg_request_irq(dmairq, camelot_rxdma, cam); if (unlikely(ret)) { pr_debug("audio unit %d irqs already taken!\n", - rtd->dai->cpu_dai->id); + rtd->cpu_dai->id); return -EBUSY; } (void)dmabrg_request_irq(dmairq + 1,camelot_rxdma, cam); @@ -159,7 +159,7 @@ static int camelot_pcm_open(struct snd_pcm_substream *substream) ret = dmabrg_request_irq(dmairq, camelot_txdma, cam); if (unlikely(ret)) { pr_debug("audio unit %d irqs already taken!\n", - rtd->dai->cpu_dai->id); + rtd->cpu_dai->id); return -EBUSY; } (void)dmabrg_request_irq(dmairq + 1, camelot_txdma, cam); @@ -170,7 +170,7 @@ static int camelot_pcm_open(struct snd_pcm_substream *substream) static int camelot_pcm_close(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->dai->cpu_dai->id]; + struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; int dmairq; @@ -191,7 +191,7 @@ static int camelot_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->dai->cpu_dai->id]; + struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; int ret; @@ -219,7 +219,7 @@ static int camelot_prepare(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->dai->cpu_dai->id]; + struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; pr_debug("PCM data: addr 0x%08ulx len %d\n", (u32)runtime->dma_addr, runtime->dma_bytes); @@ -266,7 +266,7 @@ static inline void dmabrg_rec_dma_stop(struct camelot_pcm *cam) static int camelot_trigger(struct snd_pcm_substream *substream, int cmd) { struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->dai->cpu_dai->id]; + struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; switch (cmd) { @@ -293,7 +293,7 @@ static snd_pcm_uframes_t camelot_pos(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct camelot_pcm *cam = &cam_pcm_data[rtd->dai->cpu_dai->id]; + struct camelot_pcm *cam = &cam_pcm_data[rtd->cpu_dai->id]; int recv = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? 0:1; unsigned long pos; @@ -342,25 +342,44 @@ static int camelot_pcm_new(struct snd_card *card, return 0; } -struct snd_soc_platform sh7760_soc_platform = { - .name = "sh7760-pcm", +static struct snd_soc_platform sh7760_soc_platform = { .pcm_ops = &camelot_pcm_ops, .pcm_new = camelot_pcm_new, .pcm_free = camelot_pcm_free, }; -EXPORT_SYMBOL_GPL(sh7760_soc_platform); -static int __init sh7760_soc_platform_init(void) +static int __devinit sh7760_soc_platform_probe(struct platform_device *pdev) { - return snd_soc_register_platform(&sh7760_soc_platform); + return snd_soc_register_platform(&pdev->dev, &sh7760_soc_platform); } -module_init(sh7760_soc_platform_init); -static void __exit sh7760_soc_platform_exit(void) +static int __devexit sh7760_soc_platform_remove(struct platform_device *pdev) { - snd_soc_unregister_platform(&sh7760_soc_platform); + snd_soc_unregister_platform(&pdev->dev); + return 0; +} + +static struct platform_driver sh7760_pcm_driver = { + .driver = { + .name = "sh7760-pcm-audio", + .owner = THIS_MODULE, + }, + + .probe = sh7760_soc_platform_probe, + .remove = __devexit_p(sh7760_soc_platform_remove), +}; + +static int __init snd_sh7760_pcm_init(void) +{ + return platform_driver_register(&sh7760_pcm_driver); +} +module_init(snd_sh7760_pcm_init); + +static void __exit snd_sh7760_pcm_exit(void) +{ + platform_driver_unregister(&sh7760_pcm_driver); } -module_exit(sh7760_soc_platform_exit); +module_exit(snd_sh7760_pcm_exit); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("SH7760 Audio DMA (DMABRG) driver"); |