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[media] tm6000: Add a few missing bits to alsa 

There are some properties found on em28xx, but not on tm6000. Add
them, in order to be more consistent.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2011-11-28 19:38:54 -02:00
parent d95d7b91b4
commit 75f064f220
1 changed files with 18 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/media/video/tm6000/tm6000-alsa.c
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@ -146,20 +146,21 @@ static int dsp_buffer_alloc(struct snd_pcm_substream *substream, int size)
#define DEFAULT_FIFO_SIZE 4096
static struct snd_pcm_hardware snd_tm6000_digital_hw = {
.info = SNDRV_PCM_INFO_MMAP |
.info = SNDRV_PCM_INFO_BATCH |
SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
.rates = SNDRV_PCM_RATE_CONTINUOUS,
.rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_KNOT,
.rate_min = 48000,
.rate_max = 48000,
.channels_min = 2,
.channels_max = 2,
.period_bytes_min = 64,
.period_bytes_max = 12544,
.periods_min = 1,
.periods_min = 2,
.periods_max = 98,
.buffer_bytes_max = 62720 * 8,
};
@ -181,6 +182,7 @@ static int snd_tm6000_pcm_open(struct snd_pcm_substream *substream)
chip->substream = substream;
runtime->hw = snd_tm6000_digital_hw;
snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
return 0;
_error:
@ -347,9 +349,13 @@ static int snd_tm6000_card_trigger(struct snd_pcm_substream *substream, int cmd)
int err = 0;
switch (cmd) {
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: /* fall through */
case SNDRV_PCM_TRIGGER_RESUME: /* fall through */
case SNDRV_PCM_TRIGGER_START:
atomic_set(&core->stream_started, 1);
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH: /* fall through */
case SNDRV_PCM_TRIGGER_SUSPEND: /* fall through */
case SNDRV_PCM_TRIGGER_STOP:
atomic_set(&core->stream_started, 0);
break;
@ -371,6 +377,14 @@ static snd_pcm_uframes_t snd_tm6000_pointer(struct snd_pcm_substream *substream)
return chip->buf_pos;
}
static struct page *snd_pcm_get_vmalloc_page(struct snd_pcm_substream *subs,
unsigned long offset)
{
void *pageptr = subs->runtime->dma_area + offset;
return vmalloc_to_page(pageptr);
}
/*
* operators
*/
@ -383,6 +397,7 @@ static struct snd_pcm_ops snd_tm6000_pcm_ops = {
.prepare = snd_tm6000_prepare,
.trigger = snd_tm6000_card_trigger,
.pointer = snd_tm6000_pointer,
.page = snd_pcm_get_vmalloc_page,
};
/*