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ALSA: hda - Remove loop from simple_hdmi*()

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The simple_hdmi stuff is designed only for a single pin and a single
converter (thus a single PCM stream), and no need for loops.
Let's flatten the code.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-06-21 08:23:27 +02:00
parent 8b8d654b55
commit 8ceb332df4
1 changed files with 26 additions and 41 deletions
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67
sound/pci/hda/patch_hdmi.c
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@ -1364,26 +1364,22 @@ static int simple_playback_build_pcms(struct hda_codec *codec)
{
struct hdmi_spec *spec = codec->spec;
struct hda_pcm *info = spec->pcm_rec;
int i;
unsigned int chans;
struct hda_pcm_stream *pstr;
codec->num_pcms = spec->num_cvts;
codec->num_pcms = 1;
codec->pcm_info = info;
for (i = 0; i < codec->num_pcms; i++, info++) {
unsigned int chans;
struct hda_pcm_stream *pstr;
chans = get_wcaps(codec, spec->cvts[0].cvt_nid);
chans = get_wcaps_channels(chans);
chans = get_wcaps(codec, spec->cvts[i].cvt_nid);
chans = get_wcaps_channels(chans);
info->name = get_hdmi_pcm_name(i);
info->pcm_type = HDA_PCM_TYPE_HDMI;
pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
*pstr = spec->pcm_playback;
pstr->nid = spec->cvts[i].cvt_nid;
if (pstr->channels_max <= 2 && chans && chans <= 16)
pstr->channels_max = chans;
}
info->name = get_hdmi_pcm_name(0);
info->pcm_type = HDA_PCM_TYPE_HDMI;
pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
*pstr = spec->pcm_playback;
pstr->nid = spec->cvts[0].cvt_nid;
if (pstr->channels_max <= 2 && chans && chans <= 16)
pstr->channels_max = chans;
return 0;
}
@ -1405,38 +1401,27 @@ static int simple_playback_build_controls(struct hda_codec *codec)
{
struct hdmi_spec *spec = codec->spec;
int err;
int i;
for (i = 0; i < codec->num_pcms; i++) {
err = snd_hda_create_spdif_out_ctls(codec,
spec->cvts[i].cvt_nid,
spec->cvts[i].cvt_nid);
if (err < 0)
return err;
err = simple_hdmi_build_jack(codec, i);
if (err < 0)
return err;
}
return 0;
err = snd_hda_create_spdif_out_ctls(codec,
spec->cvts[0].cvt_nid,
spec->cvts[0].cvt_nid);
if (err < 0)
return err;
return simple_hdmi_build_jack(codec, 0);
}
static int simple_playback_init(struct hda_codec *codec)
{
struct hdmi_spec *spec = codec->spec;
int i;
hda_nid_t pin = spec->pins[0].pin_nid;
for (i = 0; i < spec->num_pins; i++) {
hda_nid_t pin = spec->pins[i].pin_nid;
snd_hda_codec_write(codec, pin, 0,
AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
/* some codecs require to unmute the pin */
if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
snd_hda_codec_write(codec, pin, 0,
AC_VERB_SET_AMP_GAIN_MUTE,
AMP_OUT_UNMUTE);
snd_hda_jack_detect_enable(codec, pin, pin);
}
snd_hda_codec_write(codec, pin, 0,
AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
/* some codecs require to unmute the pin */
if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
AMP_OUT_UNMUTE);
snd_hda_jack_detect_enable(codec, pin, pin);
snd_hda_jack_report_sync(codec);
return 0;
}