Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 189590
b: refs/heads/master
c: b5442a7
h: refs/heads/master
v: v3
  • Loading branch information
Janusz Krzysztofik authored and Mark Brown committed Apr 2, 2010
1 parent b0fc521 commit f416665
Show file tree
Hide file tree
Showing 2 changed files with 9 additions and 10 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: fb48e3c6a4d8888aff61fbf567aadac7d206e973
refs/heads/master: b5442a75deee293d10c2ab8f4a77013973c4c9e0
17 changes: 8 additions & 9 deletions trunk/sound/soc/omap/omap-pcm.c
Original file line number Diff line number Diff line change
Expand Up @@ -60,12 +60,11 @@ static void omap_pcm_dma_irq(int ch, u16 stat, void *data)
struct omap_runtime_data *prtd = runtime->private_data;
unsigned long flags;

if ((cpu_is_omap1510()) &&
(substream->stream == SNDRV_PCM_STREAM_PLAYBACK)) {
if ((cpu_is_omap1510())) {
/*
* OMAP1510 doesn't fully support DMA progress counter
* and there is no software emulation implemented yet,
* so have to maintain our own playback progress counter
* so have to maintain our own progress counters
* that can be used by omap_pcm_pointer() instead.
*/
spin_lock_irqsave(&prtd->lock, flags);
Expand Down Expand Up @@ -189,8 +188,7 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
dma_params.frame_count = runtime->periods;
omap_set_dma_params(prtd->dma_ch, &dma_params);

if ((cpu_is_omap1510()) &&
(substream->stream == SNDRV_PCM_STREAM_PLAYBACK))
if ((cpu_is_omap1510()))
omap_enable_dma_irq(prtd->dma_ch, OMAP_DMA_FRAME_IRQ |
OMAP_DMA_LAST_IRQ | OMAP_DMA_BLOCK_IRQ);
else
Expand Down Expand Up @@ -248,14 +246,15 @@ static snd_pcm_uframes_t omap_pcm_pointer(struct snd_pcm_substream *substream)
dma_addr_t ptr;
snd_pcm_uframes_t offset;

if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
if (cpu_is_omap1510()) {
offset = prtd->period_index * runtime->period_size;
} else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
ptr = omap_get_dma_dst_pos(prtd->dma_ch);
offset = bytes_to_frames(runtime, ptr - runtime->dma_addr);
} else if (!(cpu_is_omap1510())) {
} else {
ptr = omap_get_dma_src_pos(prtd->dma_ch);
offset = bytes_to_frames(runtime, ptr - runtime->dma_addr);
} else
offset = prtd->period_index * runtime->period_size;
}

if (offset >= runtime->buffer_size)
offset = 0;
Expand Down

0 comments on commit f416665

Please sign in to comment.