From: Takashi Iwai Date: Mon, 14 Sep 2009 13:36:14 +0000 (+0200) Subject: ALSA: hda - Fix HP/line-out initialization with IDT/STAC codecs X-Git-Tag: v2.6.32-rc1~659^2^2~4 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5f380eb1eff2031b5101a64c76b54cca8e1c7079;p=pandora-kernel.git ALSA: hda - Fix HP/line-out initialization with IDT/STAC codecs It's possible that hp_detect is set even though no headphone pin is detected. The driver issues, however, an unsol event only to hp_pins[0], which can be invalid. This patch adds the check of the valid pin to send an unsol event at initialization and resume callbacks. Signed-off-by: Takashi Iwai --- diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 23a698715e7f..fe2ba764d344 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -4166,7 +4166,10 @@ static int stac92xx_init(struct hda_codec *codec) stac92xx_auto_set_pinctl(codec, spec->autocfg.line_out_pins[0], AC_PINCTL_OUT_EN); /* fake event to set up pins */ - stac_issue_unsol_event(codec, spec->autocfg.hp_pins[0]); + if (cfg->hp_pins[0]) + stac_issue_unsol_event(codec, cfg->hp_pins[0]); + else if (cfg->line_out_pins[0]) + stac_issue_unsol_event(codec, cfg->line_out_pins[0]); } else { stac92xx_auto_init_multi_out(codec); stac92xx_auto_init_hp_out(codec); @@ -4688,8 +4691,13 @@ static int stac92xx_resume(struct hda_codec *codec) snd_hda_codec_resume_amp(codec); snd_hda_codec_resume_cache(codec); /* fake event to set up pins again to override cached values */ - if (spec->hp_detect) - stac_issue_unsol_event(codec, spec->autocfg.hp_pins[0]); + if (spec->hp_detect) { + if (spec->autocfg.hp_pins[0]) + stac_issue_unsol_event(codec, spec->autocfg.hp_pins[0]); + else if (spec->autocfg.line_out_pins[0]) + stac_issue_unsol_event(codec, + spec->autocfg.line_out_pins[0]); + } return 0; }