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| author | Takashi Iwai <tiwai@suse.de> | 2010-08-03 14:21:00 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-08-03 14:21:00 +0200 |
| commit | 92f10b3f5d53f9e35da5285eb8ea4bc88082b71e (patch) | |
| tree | 26d90b68bb30f44921c54371d2cf248b9e4b247d /sound/pci/hda/patch_hdmi.c | |
| parent | 1b0e372d7b52c9fc96348779015a6db7df7f286e (diff) | |
| download | linux-92f10b3f5d53f9e35da5285eb8ea4bc88082b71e.tar.gz linux-92f10b3f5d53f9e35da5285eb8ea4bc88082b71e.tar.bz2 linux-92f10b3f5d53f9e35da5285eb8ea4bc88082b71e.zip | |
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/patch_hdmi.c')
| -rw-r--r-- | sound/pci/hda/patch_hdmi.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 8534792591fc..522e0748ee99 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -698,6 +698,10 @@ static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res) * Callbacks */ +/* HBR should be Non-PCM, 8 channels */ +#define is_hbr_format(format) \ + ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7) + static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t nid, u32 stream_tag, int format) { @@ -718,8 +722,7 @@ static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t nid, AC_VERB_GET_PIN_WIDGET_CONTROL, 0); new_pinctl = pinctl & ~AC_PINCTL_EPT; - /* Non-PCM, 8 channels */ - if ((format & 0x8000) && (format & 0x0f) == 7) + if (is_hbr_format(format)) new_pinctl |= AC_PINCTL_EPT_HBR; else new_pinctl |= AC_PINCTL_EPT_NATIVE; @@ -736,7 +739,7 @@ static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t nid, new_pinctl); } - if ((format & 0x8000) && (format & 0x0f) == 7 && !new_pinctl) { + if (is_hbr_format(format) && !new_pinctl) { snd_printdd("hdmi_setup_stream: HBR is not supported\n"); return -EINVAL; } |