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| author | Takashi Iwai <tiwai@suse.de> | 2011-07-27 16:41:57 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-07-27 16:44:40 +0200 |
| commit | c48a8fb0d31d6147d8d76b8e2ad7f51a2fbb5c4d (patch) | |
| tree | 4afd898435facd1ca0fbba933c0a563d4bbf810a | |
| parent | ae6ff61e43fe4f348a7f764ff0c13fb4240da7b8 (diff) | |
| download | linux-c48a8fb0d31d6147d8d76b8e2ad7f51a2fbb5c4d.tar.gz linux-c48a8fb0d31d6147d8d76b8e2ad7f51a2fbb5c4d.tar.bz2 linux-c48a8fb0d31d6147d8d76b8e2ad7f51a2fbb5c4d.zip | |
ALSA: hda - Fix duplicated DAC assignments for Realtek
Copying hp_pins and speaker_pins from line_out_pins may confuse the
parser, and it can lead to duplicated initializations for the same pin
with a wrong DAC assignment. The problem appears in 3.0 kernel code.
Cc: <stable@kernel.org> (for 3.0)
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | sound/pci/hda/patch_realtek.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 0383dd8a11df..e125c60fe352 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -895,13 +895,15 @@ static void alc_init_auto_hp(struct hda_codec *codec) if (present == 3) spec->automute_hp_lo = 1; /* both HP and LO automute */ - if (!cfg->speaker_pins[0]) { + if (!cfg->speaker_pins[0] && + cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) { memcpy(cfg->speaker_pins, cfg->line_out_pins, sizeof(cfg->speaker_pins)); cfg->speaker_outs = cfg->line_outs; } - if (!cfg->hp_pins[0]) { + if (!cfg->hp_pins[0] && + cfg->line_out_type == AUTO_PIN_HP_OUT) { memcpy(cfg->hp_pins, cfg->line_out_pins, sizeof(cfg->hp_pins)); cfg->hp_outs = cfg->line_outs; @@ -920,6 +922,7 @@ static void alc_init_auto_hp(struct hda_codec *codec) spec->automute_mode = ALC_AUTOMUTE_PIN; } if (spec->automute && cfg->line_out_pins[0] && + cfg->speaker_pins[0] && cfg->line_out_pins[0] != cfg->hp_pins[0] && cfg->line_out_pins[0] != cfg->speaker_pins[0]) { for (i = 0; i < cfg->line_outs; i++) { |