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authorLinus Torvalds <torvalds@linux-foundation.org>2010-04-07 11:42:25 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-04-07 11:42:25 -0400
commit84db18bbeb5c9c1a9c86e38a89d76ee526fd2c6f (patch)
tree49d3959eb24cd7c0754ed50e05fb96b0fb8d04aa /sound/soc/omap/omap-pcm.c
parent6948ec70355ae6cf6082519e3d76b280373dade1 (diff)
parent55b371d4ac5ed6f3338a398fbf9f2eb9ace78799 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: ALSA: mixart: range checking proc file ALSA: hda - Fix a wrong array range check in patch_realtek.c ALSA: ASoC: move dma_data from snd_soc_dai to snd_soc_pcm_stream ALSA: hda - Enable amplifiers on Acer Inspire 6530G ASoC: Only do WM8994 bias off transition from standby ASoC: Don't use DCS_DATAPATH_BUSY for WM hubs devices ASoC: Don't do runtime wm_hubs DC servo updates if using offset correction ASoC: Support second DC servo readback method for wm_hubs ASoC: Avoid wraparound in wm_hubs DC servo correction ALSA: echoaudio - Eliminate use after free ALSA: i2c: cleanup: change parameter to pointer ALSA: hda - Add MSI blacklist for Aopen MZ915-M ASoC: OMAP: Fix capture pointer handling for OMAP1510 to work correctly with recent ALSA PCM code ALSA: hda - Update document about MSI and interrupts ALSA: hda: Fix 0 dB offset for Lenovo Thinkpad models using AD1981 ALSA: hda - Add missing printk argument in previous patch ASoC: Fix passing platform_data to ac97 bus users and fix a leak ALSA: hda - Fix ADC/MUX assignment of ALC269 codec ALSA: hda - Fix invalid bit values passed to snd_hda_codec_amp_stereo() ASoC: wm8994: playback => capture
Diffstat (limited to 'sound/soc/omap/omap-pcm.c')
-rw-r--r--sound/soc/omap/omap-pcm.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index ba8acbb0a7fa..1e521904ea64 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -61,12 +61,11 @@ static void omap_pcm_dma_irq(int ch, u16 stat, void *data)
61 struct omap_runtime_data *prtd = runtime->private_data; 61 struct omap_runtime_data *prtd = runtime->private_data;
62 unsigned long flags; 62 unsigned long flags;
63 63
64 if ((cpu_is_omap1510()) && 64 if ((cpu_is_omap1510())) {
65 (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)) {
66 /* 65 /*
67 * OMAP1510 doesn't fully support DMA progress counter 66 * OMAP1510 doesn't fully support DMA progress counter
68 * and there is no software emulation implemented yet, 67 * and there is no software emulation implemented yet,
69 * so have to maintain our own playback progress counter 68 * so have to maintain our own progress counters
70 * that can be used by omap_pcm_pointer() instead. 69 * that can be used by omap_pcm_pointer() instead.
71 */ 70 */
72 spin_lock_irqsave(&prtd->lock, flags); 71 spin_lock_irqsave(&prtd->lock, flags);
@@ -101,9 +100,11 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
101 struct snd_pcm_runtime *runtime = substream->runtime; 100 struct snd_pcm_runtime *runtime = substream->runtime;
102 struct snd_soc_pcm_runtime *rtd = substream->private_data; 101 struct snd_soc_pcm_runtime *rtd = substream->private_data;
103 struct omap_runtime_data *prtd = runtime->private_data; 102 struct omap_runtime_data *prtd = runtime->private_data;
104 struct omap_pcm_dma_data *dma_data = rtd->dai->cpu_dai->dma_data; 103 struct omap_pcm_dma_data *dma_data;
105 int err = 0; 104 int err = 0;
106 105
106 dma_data = snd_soc_dai_get_dma_data(rtd->dai->cpu_dai, substream);
107
107 /* return if this is a bufferless transfer e.g. 108 /* return if this is a bufferless transfer e.g.
108 * codec <--> BT codec or GSM modem -- lg FIXME */ 109 * codec <--> BT codec or GSM modem -- lg FIXME */
109 if (!dma_data) 110 if (!dma_data)
@@ -190,8 +191,7 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
190 dma_params.frame_count = runtime->periods; 191 dma_params.frame_count = runtime->periods;
191 omap_set_dma_params(prtd->dma_ch, &dma_params); 192 omap_set_dma_params(prtd->dma_ch, &dma_params);
192 193
193 if ((cpu_is_omap1510()) && 194 if ((cpu_is_omap1510()))
194 (substream->stream == SNDRV_PCM_STREAM_PLAYBACK))
195 omap_enable_dma_irq(prtd->dma_ch, OMAP_DMA_FRAME_IRQ | 195 omap_enable_dma_irq(prtd->dma_ch, OMAP_DMA_FRAME_IRQ |
196 OMAP_DMA_LAST_IRQ | OMAP_DMA_BLOCK_IRQ); 196 OMAP_DMA_LAST_IRQ | OMAP_DMA_BLOCK_IRQ);
197 else 197 else
@@ -249,14 +249,15 @@ static snd_pcm_uframes_t omap_pcm_pointer(struct snd_pcm_substream *substream)
249 dma_addr_t ptr; 249 dma_addr_t ptr;
250 snd_pcm_uframes_t offset; 250 snd_pcm_uframes_t offset;
251 251
252 if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { 252 if (cpu_is_omap1510()) {
253 offset = prtd->period_index * runtime->period_size;
254 } else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
253 ptr = omap_get_dma_dst_pos(prtd->dma_ch); 255 ptr = omap_get_dma_dst_pos(prtd->dma_ch);
254 offset = bytes_to_frames(runtime, ptr - runtime->dma_addr); 256 offset = bytes_to_frames(runtime, ptr - runtime->dma_addr);
255 } else if (!(cpu_is_omap1510())) { 257 } else {
256 ptr = omap_get_dma_src_pos(prtd->dma_ch); 258 ptr = omap_get_dma_src_pos(prtd->dma_ch);
257 offset = bytes_to_frames(runtime, ptr - runtime->dma_addr); 259 offset = bytes_to_frames(runtime, ptr - runtime->dma_addr);
258 } else 260 }
259 offset = prtd->period_index * runtime->period_size;
260 261
261 if (offset >= runtime->buffer_size) 262 if (offset >= runtime->buffer_size)
262 offset = 0; 263 offset = 0;