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ALSA: hda: move open coded tricks into get_wcaps_channels()
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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parent
454e134d0e
commit
fd72d00846
3 changed files with 12 additions and 5 deletions
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@ -410,6 +410,16 @@ static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid)
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/* get the widget type from widget capability bits */
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#define get_wcaps_type(wcaps) (((wcaps) & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT)
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static inline unsigned int get_wcaps_channels(u32 wcaps)
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{
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unsigned int chans;
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chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13;
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chans = ((chans << 1) | 1) + 1;
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return chans;
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}
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u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction);
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int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
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unsigned int caps);
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@ -515,9 +515,7 @@ static void print_codec_info(struct snd_info_entry *entry,
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snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid,
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get_wid_type_name(wid_type), wid_caps);
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if (wid_caps & AC_WCAP_STEREO) {
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unsigned int chans;
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chans = (wid_caps & AC_WCAP_CHAN_CNT_EXT) >> 13;
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chans = ((chans << 1) | 1) + 1;
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unsigned int chans = get_wcaps_channels(wid_caps);
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if (chans == 2)
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snd_iprintf(buffer, " Stereo");
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else
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@ -141,8 +141,7 @@ static int atihdmi_build_pcms(struct hda_codec *codec)
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/* FIXME: we must check ELD and change the PCM parameters dynamically
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*/
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chans = get_wcaps(codec, CVT_NID);
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chans = (chans & AC_WCAP_CHAN_CNT_EXT) >> 13;
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chans = ((chans << 1) | 1) + 1;
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chans = get_wcaps_channels(chans);
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info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max = chans;
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return 0;
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