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ALSA: hda - Remove dead GPIO code for VIA codec

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From what I can conclude all GPIO handling was removed in 2009.
Remove dead code remnants.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
David Henningsson 2012-10-08 15:44:13 +02:00 committed by Takashi Iwai
parent 613769fcab
commit 67aeda1f34
1 changed files with 0 additions and 47 deletions
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47
sound/pci/hda/patch_via.c
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@ -299,7 +299,6 @@ static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec)
#define VIA_JACK_EVENT 0x20
#define VIA_HP_EVENT 0x01
#define VIA_GPIO_EVENT 0x02
#define VIA_LINE_EVENT 0x03
enum {
@ -1685,50 +1684,6 @@ static void via_hp_automute(struct hda_codec *codec)
via_line_automute(codec, present);
}
static void via_gpio_control(struct hda_codec *codec)
{
unsigned int gpio_data;
unsigned int vol_counter;
unsigned int vol;
unsigned int master_vol;
struct via_spec *spec = codec->spec;
gpio_data = snd_hda_codec_read(codec, codec->afg, 0,
AC_VERB_GET_GPIO_DATA, 0) & 0x03;
vol_counter = (snd_hda_codec_read(codec, codec->afg, 0,
0xF84, 0) & 0x3F0000) >> 16;
vol = vol_counter & 0x1F;
master_vol = snd_hda_codec_read(codec, 0x1A, 0,
AC_VERB_GET_AMP_GAIN_MUTE,
AC_AMP_GET_INPUT);
if (gpio_data == 0x02) {
/* unmute line out */
snd_hda_set_pin_ctl(codec, spec->autocfg.line_out_pins[0],
PIN_OUT);
if (vol_counter & 0x20) {
/* decrease volume */
if (vol > master_vol)
vol = master_vol;
snd_hda_codec_amp_stereo(codec, 0x1A, HDA_INPUT,
0, HDA_AMP_VOLMASK,
master_vol-vol);
} else {
/* increase volume */
snd_hda_codec_amp_stereo(codec, 0x1A, HDA_INPUT, 0,
HDA_AMP_VOLMASK,
((master_vol+vol) > 0x2A) ? 0x2A :
(master_vol+vol));
}
} else if (!(gpio_data & 0x02)) {
/* mute line out */
snd_hda_set_pin_ctl(codec, spec->autocfg.line_out_pins[0], 0);
}
}
/* unsolicited event for jack sensing */
static void via_unsol_event(struct hda_codec *codec,
unsigned int res)
@ -1743,8 +1698,6 @@ static void via_unsol_event(struct hda_codec *codec,
if (res == VIA_HP_EVENT || res == VIA_LINE_EVENT)
via_hp_automute(codec);
else if (res == VIA_GPIO_EVENT)
via_gpio_control(codec);
snd_hda_jack_report_sync(codec);
}