diff options
Diffstat (limited to 'sound/soc/txx9/txx9aclc.c')
| -rw-r--r-- | sound/soc/txx9/txx9aclc.c | 42 |
1 files changed, 16 insertions, 26 deletions
diff --git a/sound/soc/txx9/txx9aclc.c b/sound/soc/txx9/txx9aclc.c index f4aa4e03c88..f0829de2870 100644 --- a/sound/soc/txx9/txx9aclc.c +++ b/sound/soc/txx9/txx9aclc.c @@ -40,11 +40,6 @@ static const struct snd_pcm_hardware txx9aclc_pcm_hardware = { .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BATCH | SNDRV_PCM_INFO_PAUSE, -#ifdef __BIG_ENDIAN - .formats = SNDRV_PCM_FMTBIT_S16_BE, -#else - .formats = SNDRV_PCM_FMTBIT_S16_LE, -#endif .period_bytes_min = 1024, .period_bytes_max = 8 * 1024, .periods_min = 2, @@ -115,8 +110,8 @@ static void txx9aclc_dma_complete(void *arg) spin_lock_irqsave(&dmadata->dma_lock, flags); if (dmadata->frag_count >= 0) { dmadata->dmacount--; - BUG_ON(dmadata->dmacount < 0); - tasklet_schedule(&dmadata->tasklet); + if (!WARN_ON(dmadata->dmacount < 0)) + tasklet_schedule(&dmadata->tasklet); } spin_unlock_irqrestore(&dmadata->dma_lock, flags); } @@ -132,9 +127,9 @@ txx9aclc_dma_submit(struct txx9aclc_dmadata *dmadata, dma_addr_t buf_dma_addr) sg_set_page(&sg, pfn_to_page(PFN_DOWN(buf_dma_addr)), dmadata->frag_bytes, buf_dma_addr & (PAGE_SIZE - 1)); sg_dma_address(&sg) = buf_dma_addr; - desc = chan->device->device_prep_slave_sg(chan, &sg, 1, + desc = dmaengine_prep_slave_sg(chan, &sg, 1, dmadata->substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? - DMA_TO_DEVICE : DMA_FROM_DEVICE, + DMA_MEM_TO_DEV : DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); if (!desc) { dev_err(&chan->dev->device, "cannot prepare slave dma\n"); @@ -181,7 +176,10 @@ static void txx9aclc_dma_tasklet(unsigned long data) spin_unlock_irqrestore(&dmadata->dma_lock, flags); return; } - BUG_ON(dmadata->dmacount >= NR_DMA_CHAIN); + if (WARN_ON(dmadata->dmacount >= NR_DMA_CHAIN)) { + spin_unlock_irqrestore(&dmadata->dma_lock, flags); + return; + } while (dmadata->dmacount < NR_DMA_CHAIN) { dmadata->dmacount++; spin_unlock_irqrestore(&dmadata->dma_lock, flags); @@ -288,9 +286,11 @@ static void txx9aclc_pcm_free_dma_buffers(struct snd_pcm *pcm) snd_pcm_lib_preallocate_free_for_all(pcm); } -static int txx9aclc_pcm_new(struct snd_card *card, struct snd_soc_dai *dai, - struct snd_pcm *pcm) +static int txx9aclc_pcm_new(struct snd_soc_pcm_runtime *rtd) { + struct snd_card *card = rtd->card->snd_card; + struct snd_soc_dai *dai = rtd->cpu_dai; + struct snd_pcm *pcm = rtd->pcm; struct platform_device *pdev = to_platform_device(dai->platform->dev); struct txx9aclc_soc_device *dev; struct resource *r; @@ -415,12 +415,12 @@ static struct snd_soc_platform_driver txx9aclc_soc_platform = { .pcm_free = txx9aclc_pcm_free_dma_buffers, }; -static int __devinit txx9aclc_soc_platform_probe(struct platform_device *pdev) +static int txx9aclc_soc_platform_probe(struct platform_device *pdev) { return snd_soc_register_platform(&pdev->dev, &txx9aclc_soc_platform); } -static int __devexit txx9aclc_soc_platform_remove(struct platform_device *pdev) +static int txx9aclc_soc_platform_remove(struct platform_device *pdev) { snd_soc_unregister_platform(&pdev->dev); return 0; @@ -433,20 +433,10 @@ static struct platform_driver txx9aclc_pcm_driver = { }, .probe = txx9aclc_soc_platform_probe, - .remove = __devexit_p(txx9aclc_soc_platform_remove), + .remove = txx9aclc_soc_platform_remove, }; -static int __init snd_txx9aclc_pcm_init(void) -{ - return platform_driver_register(&txx9aclc_pcm_driver); -} -module_init(snd_txx9aclc_pcm_init); - -static void __exit snd_txx9aclc_pcm_exit(void) -{ - platform_driver_unregister(&txx9aclc_pcm_driver); -} -module_exit(snd_txx9aclc_pcm_exit); +module_platform_driver(txx9aclc_pcm_driver); MODULE_AUTHOR("Atsushi Nemoto <anemo@mba.ocn.ne.jp>"); MODULE_DESCRIPTION("TXx9 ACLC Audio DMA driver"); |