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| author | Matthew Ranostay <mranostay@embeddedalley.com> | 2008-11-16 11:42:34 -0500 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2008-11-20 17:11:10 +0100 |
| commit | 0253fdcd8aec2f954c2950a7454c0a2f3207e9a1 (patch) | |
| tree | 7611a3ea5c5c4f42365fd29081b638e1810dd0d7 /sound/pci | |
| parent | c5d08bb567874e410210cf7d21a25f28fcceb0a7 (diff) | |
| download | kernel_samsung_smdk4412-0253fdcd8aec2f954c2950a7454c0a2f3207e9a1.zip kernel_samsung_smdk4412-0253fdcd8aec2f954c2950a7454c0a2f3207e9a1.tar.gz kernel_samsung_smdk4412-0253fdcd8aec2f954c2950a7454c0a2f3207e9a1.tar.bz2 | |
ALSA: hda: STAC_DELL_M6 EAPD
Add support for EAPD on system suspend and disabling EAPD on headphone jack
detection for STAC_DELL_M6 laptops.
This patch fixes the regressions, the silent output on HP of some Dell
laptops (see Novell bnc#446025):
https://bugzilla.novell.com/show_bug.cgi?id=446025
Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 9563b5b..31a234a 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -137,6 +137,7 @@ struct sigmatel_spec { unsigned int num_mixers; int board_config; + unsigned int eapd_switch: 1; unsigned int surr_switch: 1; unsigned int line_switch: 1; unsigned int mic_switch: 1; @@ -3901,7 +3902,7 @@ static void stac92xx_hp_detect(struct hda_codec *codec, unsigned int res) for (i = 0; i < cfg->speaker_outs; i++) stac92xx_reset_pinctl(codec, cfg->speaker_pins[i], AC_PINCTL_OUT_EN); - if (spec->eapd_mask) + if (spec->eapd_mask && spec->eapd_switch) stac_gpio_set(codec, spec->gpio_mask, spec->gpio_dir, spec->gpio_data & ~spec->eapd_mask); @@ -3916,7 +3917,7 @@ static void stac92xx_hp_detect(struct hda_codec *codec, unsigned int res) for (i = 0; i < cfg->speaker_outs; i++) stac92xx_set_pinctl(codec, cfg->speaker_pins[i], AC_PINCTL_OUT_EN); - if (spec->eapd_mask) + if (spec->eapd_mask && spec->eapd_switch) stac_gpio_set(codec, spec->gpio_mask, spec->gpio_dir, spec->gpio_data | spec->eapd_mask); @@ -4243,6 +4244,7 @@ again: spec->num_smuxes = 0; spec->mixer = &stac92hd73xx_6ch_mixer[DELL_M6_MIXER]; spec->amp_nids = &stac92hd73xx_amp_nids[DELL_M6_AMP]; + spec->eapd_switch = 0; spec->num_amps = 1; if (!spec->init) @@ -4274,6 +4276,7 @@ again: default: spec->num_dmics = STAC92HD73XX_NUM_DMICS; spec->num_smuxes = ARRAY_SIZE(stac92hd73xx_smux_nids); + spec->eapd_switch = 1; } if (spec->board_config > STAC_92HD73XX_REF) { /* GPIO0 High = Enable EAPD */ @@ -4419,7 +4422,13 @@ static int stac92hd71xx_resume(struct hda_codec *codec) static int stac92hd71xx_suspend(struct hda_codec *codec, pm_message_t state) { + struct sigmatel_spec *spec = codec->spec; + stac92hd71xx_set_power_state(codec, AC_PWRST_D3); + if (spec->eapd_mask) + stac_gpio_set(codec, spec->gpio_mask, + spec->gpio_dir, spec->gpio_data & + ~spec->eapd_mask); return 0; }; @@ -4806,6 +4815,7 @@ static int patch_stac927x(struct hda_codec *codec) spec->num_pwrs = 0; spec->aloopback_mask = 0x40; spec->aloopback_shift = 0; + spec->eapd_switch = 1; err = stac92xx_parse_auto_config(codec, 0x1e, 0x20); if (!err) { @@ -4886,6 +4896,7 @@ static int patch_stac9205(struct hda_codec *codec) spec->aloopback_mask = 0x40; spec->aloopback_shift = 0; + spec->eapd_switch = 1; spec->multiout.dac_nids = spec->dac_nids; switch (spec->board_config){ |