diff options
author | Takashi Iwai <tiwai@suse.de> | 2010-10-25 10:00:30 +0200 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2010-10-25 10:00:30 +0200 |
commit | aa5c14d5c0d3e4c587db4a1b220b9c86415c538f (patch) | |
tree | 0114637e8be2b38176e7e91e6cea3501b22cb66a /sound/soc/s6000/s6000-pcm.c | |
parent | 79fc84c7e0d2fe89c4e82f3a26fd8b0d13c31703 (diff) | |
parent | b11bdb5254ff17cb63e4ae5088b73fdcd2cc2602 (diff) |
Merge branch 'topic/asoc' into for-linus
Conflicts:
arch/powerpc/platforms/85xx/p1022_ds.c
Diffstat (limited to 'sound/soc/s6000/s6000-pcm.c')
-rw-r--r-- | sound/soc/s6000/s6000-pcm.c | 100 |
1 files changed, 61 insertions, 39 deletions
diff --git a/sound/soc/s6000/s6000-pcm.c b/sound/soc/s6000/s6000-pcm.c index 9c7f7f00ceb..271fd222bf1 100644 --- a/sound/soc/s6000/s6000-pcm.c +++ b/sound/soc/s6000/s6000-pcm.c @@ -65,7 +65,7 @@ static void s6000_pcm_enqueue_dma(struct snd_pcm_substream *substream) dma_addr_t dma_pos; dma_addr_t src, dst; - par = snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); period_size = snd_pcm_lib_period_bytes(substream); dma_offset = prtd->period * period_size; @@ -103,23 +103,25 @@ static irqreturn_t s6000_pcm_irq(int irq, void *data) { struct snd_pcm *pcm = data; struct snd_soc_pcm_runtime *runtime = pcm->private_data; - struct s6000_pcm_dma_params *params = - snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); struct s6000_runtime_data *prtd; unsigned int has_xrun; int i, ret = IRQ_NONE; - u32 channel[2] = { - [SNDRV_PCM_STREAM_PLAYBACK] = params->dma_out, - [SNDRV_PCM_STREAM_CAPTURE] = params->dma_in - }; - - has_xrun = params->check_xrun(runtime->dai->cpu_dai); - for (i = 0; i < ARRAY_SIZE(channel); ++i) { + for (i = 0; i < 2; ++i) { struct snd_pcm_substream *substream = pcm->streams[i].substream; + struct s6000_pcm_dma_params *params = + snd_soc_dai_get_dma_data(runtime->cpu_dai, substream); + u32 channel; unsigned int pending; - if (!channel[i]) + if (substream == SNDRV_PCM_STREAM_PLAYBACK) + channel = params->dma_out; + else + channel = params->dma_in; + + has_xrun = params->check_xrun(runtime->cpu_dai); + + if (!channel) continue; if (unlikely(has_xrun & (1 << i)) && @@ -130,8 +132,8 @@ static irqreturn_t s6000_pcm_irq(int irq, void *data) ret = IRQ_HANDLED; } - pending = s6dmac_int_sources(DMA_MASK_DMAC(channel[i]), - DMA_INDEX_CHNL(channel[i])); + pending = s6dmac_int_sources(DMA_MASK_DMAC(channel), + DMA_INDEX_CHNL(channel)); if (pending & 1) { ret = IRQ_HANDLED; @@ -139,10 +141,10 @@ static irqreturn_t s6000_pcm_irq(int irq, void *data) snd_pcm_running(substream))) { snd_pcm_period_elapsed(substream); dev_dbg(pcm->dev, "period elapsed %x %x\n", - s6dmac_cur_src(DMA_MASK_DMAC(channel[i]), - DMA_INDEX_CHNL(channel[i])), - s6dmac_cur_dst(DMA_MASK_DMAC(channel[i]), - DMA_INDEX_CHNL(channel[i]))); + s6dmac_cur_src(DMA_MASK_DMAC(channel), + DMA_INDEX_CHNL(channel)), + s6dmac_cur_dst(DMA_MASK_DMAC(channel), + DMA_INDEX_CHNL(channel))); prtd = substream->runtime->private_data; spin_lock(&prtd->lock); s6000_pcm_enqueue_dma(substream); @@ -154,16 +156,16 @@ static irqreturn_t s6000_pcm_irq(int irq, void *data) if (pending & (1 << 3)) printk(KERN_WARNING "s6000-pcm: DMA %x Underflow\n", - channel[i]); + channel); if (pending & (1 << 4)) printk(KERN_WARNING "s6000-pcm: DMA %x Overflow\n", - channel[i]); + channel); if (pending & 0x1e0) printk(KERN_WARNING "s6000-pcm: DMA %x Master Error " "(mask %x)\n", - channel[i], pending >> 5); + channel, pending >> 5); } } @@ -180,7 +182,7 @@ static int s6000_pcm_start(struct snd_pcm_substream *substream) int srcinc; u32 dma; - par = snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); spin_lock_irqsave(&prtd->lock, flags); @@ -221,7 +223,7 @@ static int s6000_pcm_stop(struct snd_pcm_substream *substream) unsigned long flags; u32 channel; - par = snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) channel = par->dma_out; @@ -246,7 +248,7 @@ static int s6000_pcm_trigger(struct snd_pcm_substream *substream, int cmd) struct s6000_pcm_dma_params *par; int ret; - par = snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); ret = par->trigger(substream, cmd, 0); if (ret < 0) @@ -291,7 +293,7 @@ static snd_pcm_uframes_t s6000_pcm_pointer(struct snd_pcm_substream *substream) unsigned int offset; dma_addr_t count; - par = snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); spin_lock_irqsave(&prtd->lock, flags); @@ -321,7 +323,7 @@ static int s6000_pcm_open(struct snd_pcm_substream *substream) struct s6000_runtime_data *prtd; int ret; - par = snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); snd_soc_set_runtime_hwparams(substream, &s6000_pcm_hardware); ret = snd_pcm_hw_constraint_step(runtime, 0, @@ -385,7 +387,7 @@ static int s6000_pcm_hw_params(struct snd_pcm_substream *substream, return ret; } - par = snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + par = snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); if (par->same_rate) { spin_lock(&par->lock); @@ -407,7 +409,7 @@ static int s6000_pcm_hw_free(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *soc_runtime = substream->private_data; struct s6000_pcm_dma_params *par = - snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream); spin_lock(&par->lock); par->in_use &= ~(1 << substream->stream); @@ -433,7 +435,7 @@ static void s6000_pcm_free(struct snd_pcm *pcm) { struct snd_soc_pcm_runtime *runtime = pcm->private_data; struct s6000_pcm_dma_params *params = - snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + snd_soc_dai_get_dma_data(runtime->cpu_dai, pcm->streams[0].substream); free_irq(params->irq, pcm); snd_pcm_lib_preallocate_free_for_all(pcm); @@ -448,7 +450,8 @@ static int s6000_pcm_new(struct snd_card *card, struct s6000_pcm_dma_params *params; int res; - params = snd_soc_dai_get_dma_data(soc_runtime->dai->cpu_dai, substream); + params = snd_soc_dai_get_dma_data(runtime->cpu_dai, + pcm->streams[0].substream); if (!card->dev->dma_mask) card->dev->dma_mask = &s6000_pcm_dmamask; @@ -490,25 +493,44 @@ static int s6000_pcm_new(struct snd_card *card, return 0; } -struct snd_soc_platform s6000_soc_platform = { - .name = "s6000-audio", - .pcm_ops = &s6000_pcm_ops, +static struct snd_soc_platform_driver s6000_soc_platform = { + .ops = &s6000_pcm_ops, .pcm_new = s6000_pcm_new, .pcm_free = s6000_pcm_free, }; -EXPORT_SYMBOL_GPL(s6000_soc_platform); -static int __init s6000_pcm_init(void) +static int __devinit s6000_soc_platform_probe(struct platform_device *pdev) +{ + return snd_soc_register_platform(&pdev->dev, &s6000_soc_platform); +} + +static int __devexit s6000_soc_platform_remove(struct platform_device *pdev) +{ + snd_soc_unregister_platform(&pdev->dev); + return 0; +} + +static struct platform_driver s6000_pcm_driver = { + .driver = { + .name = "s6000-pcm-audio", + .owner = THIS_MODULE, + }, + + .probe = s6000_soc_platform_probe, + .remove = __devexit_p(s6000_soc_platform_remove), +}; + +static int __init snd_s6000_pcm_init(void) { - return snd_soc_register_platform(&s6000_soc_platform); + return platform_driver_register(&s6000_pcm_driver); } -module_init(s6000_pcm_init); +module_init(snd_s6000_pcm_init); -static void __exit s6000_pcm_exit(void) +static void __exit snd_s6000_pcm_exit(void) { - snd_soc_unregister_platform(&s6000_soc_platform); + platform_driver_unregister(&s6000_pcm_driver); } -module_exit(s6000_pcm_exit); +module_exit(snd_s6000_pcm_exit); MODULE_AUTHOR("Daniel Gloeckner"); MODULE_DESCRIPTION("Stretch s6000 family PCM DMA module"); |