Add support for EAPD on system suspend and disabling EAPD on headphone jack detection for STAC_DELL_M6 laptops.

Signed-off-by: Matthew Ranostay mranostay@embeddedalley.com ---

diff --git a/pci/hda/patch_sigmatel.c b/pci/hda/patch_sigmatel.c index ec8f5ab..e0298df 100644 --- a/pci/hda/patch_sigmatel.c +++ b/pci/hda/patch_sigmatel.c @@ -147,6 +147,7 @@ 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; @@ -3944,7 +3945,7 @@ 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); @@ -3959,7 +3960,7 @@ 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); @@ -4319,6 +4320,7 @@ 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) @@ -4350,6 +4352,7 @@ 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 */ @@ -4495,7 +4498,13 @@ 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; };

@@ -4885,6 +4894,7 @@ 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) { @@ -4965,6 +4975,7 @@ 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){