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| author | Takashi Iwai <tiwai@suse.de> | 2011-05-13 16:24:15 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-05-13 16:24:15 +0200 |
| commit | da33986651e137b1ea2ec21794e32bc5c57b03d0 (patch) | |
| tree | cf7f01f3f6119ea8dcd331c0527920d09767e497 /sound | |
| parent | 2557f7427d4bd1fc00166556e3047c5f3ed91958 (diff) | |
| download | linux-da33986651e137b1ea2ec21794e32bc5c57b03d0.tar.gz linux-da33986651e137b1ea2ec21794e32bc5c57b03d0.tar.bz2 linux-da33986651e137b1ea2ec21794e32bc5c57b03d0.zip | |
ALSA: hda - Turn on EAPD dynamically per jack plug in Conexant auto mode
Instead of keeping always EAPD on, turn on/off appropriately at jack
plugging in Conexant auto-parser mode.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/hda/patch_conexant.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index eecc154d0b63..d63e15b8937a 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -3325,6 +3325,9 @@ static void cx_auto_parse_output(struct hda_codec *codec) spec->vmaster_nid = spec->private_dac_nids[0]; } +static void cx_auto_turn_eapd(struct hda_codec *codec, int num_pins, + hda_nid_t *pins, bool on); + /* auto-mute/unmute speaker and line outs according to headphone jack */ static void cx_auto_hp_automute(struct hda_codec *codec) { @@ -3341,11 +3344,13 @@ static void cx_auto_hp_automute(struct hda_codec *codec) break; } } + cx_auto_turn_eapd(codec, cfg->hp_outs, cfg->hp_pins, present); for (i = 0; i < cfg->line_outs; i++) { snd_hda_codec_write(codec, cfg->line_out_pins[i], 0, AC_VERB_SET_PIN_WIDGET_CONTROL, present ? 0 : PIN_OUT); } + cx_auto_turn_eapd(codec, cfg->line_outs, cfg->line_out_pins, !present); for (i = 0; !present && i < cfg->line_outs; i++) if (snd_hda_jack_detect(codec, cfg->line_out_pins[i])) present = 1; @@ -3354,6 +3359,7 @@ static void cx_auto_hp_automute(struct hda_codec *codec) AC_VERB_SET_PIN_WIDGET_CONTROL, present ? 0 : PIN_OUT); } + cx_auto_turn_eapd(codec, cfg->speaker_outs, cfg->speaker_pins, !present); } /* automatic switch internal and external mic */ @@ -3517,14 +3523,15 @@ static int cx_auto_parse_auto_config(struct hda_codec *codec) return 0; } -static void cx_auto_turn_on_eapd(struct hda_codec *codec, int num_pins, - hda_nid_t *pins) +static void cx_auto_turn_eapd(struct hda_codec *codec, int num_pins, + hda_nid_t *pins, bool on) { int i; for (i = 0; i < num_pins; i++) { if (snd_hda_query_pin_caps(codec, pins[i]) & AC_PINCAP_EAPD) snd_hda_codec_write(codec, pins[i], 0, - AC_VERB_SET_EAPD_BTLENABLE, 0x02); + AC_VERB_SET_EAPD_BTLENABLE, + on ? 0x02 : 0); } } @@ -3565,6 +3572,13 @@ static void cx_auto_init_output(struct hda_codec *codec) for (i = 0; i < cfg->speaker_outs; i++) snd_hda_codec_write(codec, cfg->speaker_pins[i], 0, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT); + /* turn on EAPD */ + cx_auto_turn_eapd(codec, cfg->line_outs, cfg->line_out_pins, + true); + cx_auto_turn_eapd(codec, cfg->hp_outs, cfg->hp_pins, + true); + cx_auto_turn_eapd(codec, cfg->speaker_outs, cfg->speaker_pins, + true); } for (i = 0; i < spec->dac_info_filled; i++) { @@ -3573,11 +3587,6 @@ static void cx_auto_init_output(struct hda_codec *codec) nid = spec->multiout.dac_nids[0]; select_connection(codec, spec->dac_info[i].pin, nid); } - - /* turn on EAPD */ - cx_auto_turn_on_eapd(codec, cfg->line_outs, cfg->line_out_pins); - cx_auto_turn_on_eapd(codec, cfg->hp_outs, cfg->hp_pins); - cx_auto_turn_on_eapd(codec, cfg->speaker_outs, cfg->speaker_pins); } static void cx_auto_init_input(struct hda_codec *codec) |