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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>
This commit is contained in:
Matthew Ranostay 2008-11-16 11:42:34 -05:00 committed by Takashi Iwai
parent c5d08bb567
commit 0253fdcd8a
1 changed files with 13 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
sound/pci/hda/patch_sigmatel.c
View File

@ -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){