diff options
Diffstat (limited to 'drivers/media/video/cx88/cx88-tvaudio.c')
| -rw-r--r-- | drivers/media/video/cx88/cx88-tvaudio.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/media/video/cx88/cx88-tvaudio.c b/drivers/media/video/cx88/cx88-tvaudio.c index a1b120c8a9b5..da8d97ce0c4b 100644 --- a/drivers/media/video/cx88/cx88-tvaudio.c +++ b/drivers/media/video/cx88/cx88-tvaudio.c @@ -60,6 +60,11 @@ static unsigned int audio_debug = 0; module_param(audio_debug, int, 0644); MODULE_PARM_DESC(audio_debug, "enable debug messages [audio]"); +static unsigned int always_analog = 0; +module_param(always_analog,int,0644); +MODULE_PARM_DESC(always_analog,"force analog audio out"); + + #define dprintk(fmt, arg...) if (audio_debug) \ printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg) @@ -132,14 +137,22 @@ static void set_audio_finish(struct cx88_core *core, u32 ctl) { u32 volume; +#ifndef USING_CX88_ALSA /* restart dma; This avoids buzz in NICAM and is good in others */ cx88_stop_audio_dma(core); +#endif cx_write(AUD_RATE_THRES_DMD, 0x000000C0); +#ifndef USING_CX88_ALSA cx88_start_audio_dma(core); +#endif if (cx88_boards[core->board].blackbird) { /* sets sound input from external adc */ - cx_set(AUD_CTL, EN_I2SIN_ENABLE); + if (core->board == CX88_BOARD_HAUPPAUGE_ROSLYN) + cx_clear(AUD_CTL, EN_I2SIN_ENABLE); + else + cx_set(AUD_CTL, EN_I2SIN_ENABLE); + cx_write(AUD_I2SINPUTCNTL, 4); cx_write(AUD_BAUDRATE, 1); /* 'pass-thru mode': this enables the i2s output to the mpeg encoder */ @@ -147,7 +160,8 @@ static void set_audio_finish(struct cx88_core *core, u32 ctl) cx_write(AUD_I2SOUTPUTCNTL, 1); cx_write(AUD_I2SCNTL, 0); /* cx_write(AUD_APB_IN_RATE_ADJ, 0); */ - } else { + } + if ((always_analog) || (!cx88_boards[core->board].blackbird)) { ctl |= EN_DAC_ENABLE; cx_write(AUD_CTL, ctl); } |