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| author | Ben Stanley <Ben.Stanley@exemail.com.au> | 2008-12-11 23:47:13 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2008-12-16 15:32:00 +0100 |
| commit | f649a7145b8b67121e8be0b50f7861755f21aa3b (patch) | |
| tree | 8d368ba0218fddee9e83b897d52a5f75360d9272 /sound/pci/ca0106/ca0106.h | |
| parent | ALSA: sb8 - Fix a return code in the error path (diff) | |
| download | linux-f649a7145b8b67121e8be0b50f7861755f21aa3b.tar.xz linux-f649a7145b8b67121e8be0b50f7861755f21aa3b.zip | |
ALSA: ca0106 Add comments to snd_ca0106_details struct
Takashi wrote an email [1] explaining the fields of snd_ca0106_details,
so I captured the information into the ca0106.h header file.
[1] http://article.gmane.org/gmane.linux.alsa.devel/56783/match=takashi+gpio_type
Signed-off-by: Ben Stanley <Ben.Stanley@exemail.com.au>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ca0106/ca0106.h')
| -rw-r--r-- | sound/pci/ca0106/ca0106.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/sound/pci/ca0106/ca0106.h b/sound/pci/ca0106/ca0106.h index 74175fc80c7f..3faccb6ecad9 100644 --- a/sound/pci/ca0106/ca0106.h +++ b/sound/pci/ca0106/ca0106.h @@ -664,10 +664,14 @@ struct snd_ca0106_pcm { struct snd_ca0106_details { u32 serial; char * name; - int ac97; - int gpio_type; - int i2c_adc; - int spi_dac; + int ac97; /* ac97 = 0 -> Select MIC, Line in, TAD in, AUX in. + ac97 = 1 -> Default to AC97 in. */ + int gpio_type; /* gpio_type = 1 -> shared mic-in/line-in + gpio_type = 2 -> shared side-out/line-in. */ + int i2c_adc; /* with i2c_adc=1, the driver adds some capture volume + controls, phone, mic, line-in and aux. */ + int spi_dac; /* spi_dac=1 adds the mute switch for each analog + output, front, rear, etc. */ }; // definition of the chip-specific record |