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| author | Oswald Buddenhagen <oswald.buddenhagen@gmx.de> | 2023-04-22 19:10:15 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2023-04-23 10:15:13 +0300 |
| commit | a869057cd639ed41a1b16bc072fb20cb1ed1dc51 (patch) | |
| tree | a25325df0d46bdbae48fbb391e2dac1ffb19cc45 /include/uapi/sound | |
| parent | 6fb861bb3caf2ca8e440f7a3fdcca35fcac917b4 (diff) | |
| download | linux-a869057cd639ed41a1b16bc072fb20cb1ed1dc51.tar.xz | |
ALSA: emu10k1: comment updates
Move comments to better locations, de-duplicate, fix/remove incorrect/
outdated ones, add new ones, and unify spacing somewhat.
While at it, also add testing credits for Jonathan Dowland (SB Live!
Platinum) and myself (E-MU 0404b).
Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Link: https://lore.kernel.org/r/20230422161021.1143903-2-oswald.buddenhagen@gmx.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/uapi/sound')
| -rw-r--r-- | include/uapi/sound/emu10k1.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/sound/emu10k1.h b/include/uapi/sound/emu10k1.h index c2414bd5aecd..33e5228f5d8c 100644 --- a/include/uapi/sound/emu10k1.h +++ b/include/uapi/sound/emu10k1.h @@ -111,6 +111,9 @@ #define CC_REG_NONZERO C_00000100 /* FX buses */ +// These are arbitrary mappings; our DSP code simply expects +// the config files to route the channels this way. +// The numbers are documented in {audigy,sb-live}-mixer.rst. #define FXBUS_PCM_LEFT 0x00 #define FXBUS_PCM_RIGHT 0x01 #define FXBUS_PCM_LEFT_REAR 0x02 |