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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-01 08:58:44 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-01 08:58:44 -0800
commit524df55725217b13d5a232fb5badb5846418ea0e (patch)
treec041613577ac7e68737cfd8af16a37d1ed37e6af /sound/soc/omap/omap-pcm.c
parent0f4533979473a456a8adb3869365e12c7a99cf65 (diff)
parent6679ee1870f7ccdd48e2e5c57919240b8f19a6dc (diff)
downloadop-kernel-dev-524df55725217b13d5a232fb5badb5846418ea0e.zip
op-kernel-dev-524df55725217b13d5a232fb5badb5846418ea0e.tar.gz
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: (252 commits) ASoC: Check progress when reporting periods from i.MX FIQ handler ASoC: Remove a unused variables from i.MX FIQ runtime data ALSA: hda - Add/fix ALC269 FSC and Quanta models ALSA: hda - Add ALC670 codec support OMAP4: PMIC: Add support for twl6030 codec ALSA: hda - remove unnecessary msleep on power state transitions usb/gadget/{f_audio,gmidi}.c: follow recent changes in audio.h ASoC: fsi: Modify over/under run error settlement ASoC: OMAP4: Add McPDM platform driver ASoC: OMAP4: Add support for McPDM ASoC: OMAP: data_type and sync_mode configurable in audio dma ALSA: hda - Add missing description in HD-Audio-Models.txt ALSA: add support for Macbook Air 2,1 internal speaker ALSA: usbaudio: consolidate header files ALSA: usbmixer: bail out early when parsing audio class v2 descriptors ALSA: usbaudio: implement basic set of class v2.0 parser ALSA: usbaudio: introduce new types for audio class v2 ALSA: usbaudio: parse USB descriptors with structs ALSA: hda - enable snoop for Intel Cougar Point ALSA: hda - Remove identical definitions for macmini3 model ...
Diffstat (limited to 'sound/soc/omap/omap-pcm.c')
-rw-r--r--sound/soc/omap/omap-pcm.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index 9db2770..825db38 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -37,7 +37,8 @@ static const struct snd_pcm_hardware omap_pcm_hardware = {
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_RESUME,
- .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE |
+ SNDRV_PCM_FMTBIT_S32_LE,
.period_bytes_min = 32,
.period_bytes_max = 64 * 1024,
.periods_min = 2,
@@ -149,6 +150,7 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
struct omap_runtime_data *prtd = runtime->private_data;
struct omap_pcm_dma_data *dma_data = prtd->dma_data;
struct omap_dma_channel_params dma_params;
+ int bytes;
/* return if this is a bufferless transfer e.g.
* codec <--> BT codec or GSM modem -- lg FIXME */
@@ -156,11 +158,7 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
return 0;
memset(&dma_params, 0, sizeof(dma_params));
- /*
- * Note: Regardless of interface data formats supported by OMAP McBSP
- * or EAC blocks, internal representation is always fixed 16-bit/sample
- */
- dma_params.data_type = OMAP_DMA_DATA_TYPE_S16;
+ dma_params.data_type = dma_data->data_type;
dma_params.trigger = dma_data->dma_req;
dma_params.sync_mode = dma_data->sync_mode;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
@@ -170,6 +168,7 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
dma_params.src_start = runtime->dma_addr;
dma_params.dst_start = dma_data->port_addr;
dma_params.dst_port = OMAP_DMA_PORT_MPUI;
+ dma_params.dst_fi = dma_data->packet_size;
} else {
dma_params.src_amode = OMAP_DMA_AMODE_CONSTANT;
dma_params.dst_amode = OMAP_DMA_AMODE_POST_INC;
@@ -177,6 +176,7 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
dma_params.src_start = dma_data->port_addr;
dma_params.dst_start = runtime->dma_addr;
dma_params.src_port = OMAP_DMA_PORT_MPUI;
+ dma_params.src_fi = dma_data->packet_size;
}
/*
* Set DMA transfer frame size equal to ALSA period size and frame
@@ -184,7 +184,8 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
* we can transfer the whole ALSA buffer with single DMA transfer but
* still can get an interrupt at each period bounary
*/
- dma_params.elem_count = snd_pcm_lib_period_bytes(substream) / 2;
+ bytes = snd_pcm_lib_period_bytes(substream);
+ dma_params.elem_count = bytes >> dma_data->data_type;
dma_params.frame_count = runtime->periods;
omap_set_dma_params(prtd->dma_ch, &dma_params);
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