diff options
Diffstat (limited to 'firmware/drivers/audio/xduoolinux_codec.c')
| -rw-r--r-- | firmware/drivers/audio/xduoolinux_codec.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/firmware/drivers/audio/xduoolinux_codec.c b/firmware/drivers/audio/xduoolinux_codec.c index 5b83f0fa8c..5452a0f5c3 100644 --- a/firmware/drivers/audio/xduoolinux_codec.c +++ b/firmware/drivers/audio/xduoolinux_codec.c @@ -36,6 +36,48 @@ #include "logf.h" +/* + +X3ii: + + PCM device hw:0,0 + + ACCESS: MMAP_INTERLEAVED RW_INTERLEAVED + FORMAT: S16_LE S24_LE + SUBFORMAT: STD + SAMPLE_BITS: [16 32] + FRAME_BITS: [16 64] + CHANNELS: [1 2] + RATE: [8000 384000] + PERIOD_TIME: (1333 16384000] + PERIOD_SIZE: [512 131072] + PERIOD_BYTES: [4096 262144] + PERIODS: [4 256] + BUFFER_TIME: (5333 65536000] + BUFFER_SIZE: [2048 524288] + BUFFER_BYTES: [4096 1048576] + TICK_TIME: ALL + + Mixer controls: + + numid=1,iface=MIXER,name='Left Playback Volume' + ; type=INTEGER,access=rw------,values=1,min=0,max=255,step=0 + : values=0 + numid=2,iface=MIXER,name='Right Playback Volume' + ; type=INTEGER,access=rw------,values=1,min=0,max=255,step=0 + : values=0 + numid=3,iface=MIXER,name='AK4490 Digital Filter' + ; type=INTEGER,access=rw------,values=1,min=0,max=4,step=0 + : values=0 + numid=4,iface=MIXER,name='AK4490 Soft Mute' + ; type=BOOLEAN,access=rw------,values=1 + : values=off + numid=5,iface=MIXER,name='Output Port Switch' + ; type=INTEGER,access=rw------,values=1,min=0,max=5,step=0 + : values=0 + +*/ + static int fd_hw = -1; static long int vol_l_hw = 255; |