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V4L/DVB: tm6000: Improve set bitrate routines used by alsa 

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2010-06-07 11:57:01 -03:00
parent e8cbf0357e
commit a59bff3714
2 changed files with 12 additions and 1 deletions
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2
drivers/staging/tm6000/tm6000-alsa.c
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@ -85,6 +85,8 @@ static int _tm6000_start_audio_dma(struct snd_tm6000_card *chip)
val |= 0x20;
tm6000_set_reg(core, TM6010_REQ07_RCC_ACTIVE_VIDEO_IF, val);
tm6000_set_audio_bitrate(core, 48000);
tm6000_set_reg(core, TM6010_REQ08_R01_A_INIT, 0x80);
return 0;

11
drivers/staging/tm6000/tm6000-core.c
View File

@ -603,8 +603,17 @@ int tm6000_set_audio_bitrate(struct tm6000_core *dev, int bitrate)
{
int val;
if (dev->dev_type == TM6010) {
val = tm6000_get_reg(dev, TM6010_REQ08_R0A_A_I2S_MOD, 0);
if (val < 0)
return val;
val = (val & 0xf0) | 0x1; /* 48 kHz, not muted */
val = tm6000_set_reg(dev, TM6010_REQ08_R0A_A_I2S_MOD, val);
if (val < 0)
return val;
}
val = tm6000_get_reg(dev, REQ_07_SET_GET_AVREG, 0xeb, 0x0);
printk("Original value=%d\n", val);
if (val < 0)
return val;