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| author | Takashi Iwai <tiwai@suse.de> | 2010-08-03 16:21:00 +0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-08-03 16:21:00 +0400 |
| commit | 92f10b3f5d53f9e35da5285eb8ea4bc88082b71e (patch) | |
| tree | 26d90b68bb30f44921c54371d2cf248b9e4b247d /sound/pci/hda/hda_codec.h | |
| parent | 1b0e372d7b52c9fc96348779015a6db7df7f286e (diff) | |
| download | linux-92f10b3f5d53f9e35da5285eb8ea4bc88082b71e.tar.xz | |
ALSA: hda - Define AC_FMT_* constants
Define constants for the HD-audio stream format bits, and replace the
magic numbers in codes.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/hda_codec.h')
| -rw-r--r-- | sound/pci/hda/hda_codec.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index 48b33671e727..46f75bccf0d3 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -224,6 +224,27 @@ enum { /* Input converter SDI select */ #define AC_SDI_SELECT (0xf<<0) +/* stream format id */ +#define AC_FMT_CHAN_SHIFT 0 +#define AC_FMT_CHAN_MASK (0x0f << 0) +#define AC_FMT_BITS_SHIFT 4 +#define AC_FMT_BITS_MASK (7 << 4) +#define AC_FMT_BITS_8 (0 << 4) +#define AC_FMT_BITS_16 (1 << 4) +#define AC_FMT_BITS_20 (2 << 4) +#define AC_FMT_BITS_24 (3 << 4) +#define AC_FMT_BITS_32 (4 << 4) +#define AC_FMT_DIV_SHIFT 8 +#define AC_FMT_DIV_MASK (7 << 8) +#define AC_FMT_MULT_SHIFT 11 +#define AC_FMT_MULT_MASK (7 << 11) +#define AC_FMT_BASE_SHIFT 14 +#define AC_FMT_BASE_48K (0 << 14) +#define AC_FMT_BASE_44K (1 << 14) +#define AC_FMT_TYPE_SHIFT 15 +#define AC_FMT_TYPE_PCM (0 << 15) +#define AC_FMT_TYPE_NON_PCM (1 << 15) + /* Unsolicited response control */ #define AC_UNSOL_TAG (0x3f<<0) #define AC_UNSOL_ENABLED (1<<7) |