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authorDavid Henningsson <david.henningsson@canonical.com>2012-10-08 15:44:13 +0200
committerTakashi Iwai <tiwai@suse.de>2012-10-08 15:47:54 +0200
commit67aeda1f343fdae8056e3bed37546756e0893bc0 (patch)
tree60016c5ef3e5809e193a75396853f5deaf6bbb08 /sound
parent613769fcab26a91de52a5d4bd4d116b087e8ac17 (diff)
downloadvexpress-lsk-67aeda1f343fdae8056e3bed37546756e0893bc0.tar.gz
ALSA: hda - Remove dead GPIO code for VIA codec
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>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/patch_via.c47
1 files changed, 0 insertions, 47 deletions
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 5a45a912aed..430cb33c0e4 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -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);
}