diff options
author | Matthew Ranostay <mranostay@embeddedalley.com> | 2008-01-29 15:28:44 +0100 |
---|---|---|
committer | Jaroslav Kysela <perex@perex.cz> | 2008-01-31 17:30:22 +0100 |
commit | 4fe5195c46f4303ca295f7e4350fb45a2aa6cff2 (patch) | |
tree | 7d3a5537dc5f6ee2b134f14e055690ee21f9d976 /sound | |
parent | 0aaa22e554c0934625faf79deea42bfecbdbc23d (diff) | |
download | linux-3.10-4fe5195c46f4303ca295f7e4350fb45a2aa6cff2.tar.gz linux-3.10-4fe5195c46f4303ca295f7e4350fb45a2aa6cff2.tar.bz2 linux-3.10-4fe5195c46f4303ca295f7e4350fb45a2aa6cff2.zip |
[ALSA] hda: Add GPIO mute support to STAC9205
Support added for detecting HP jack presence via GPIO on several laptop docks.
Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound')
-rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 62 |
1 files changed, 45 insertions, 17 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 46c237b0e69..7c8cd59852e 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -122,7 +122,13 @@ struct sigmatel_spec { unsigned int alt_switch: 1; unsigned int hp_detect: 1; - unsigned int gpio_mask, gpio_data; + /* gpio lines */ + unsigned int gpio_mask; + unsigned int gpio_dir; + unsigned int gpio_data; + unsigned int gpio_mute; + + /* analog loopback */ unsigned char aloopback_mask; unsigned char aloopback_shift; @@ -2803,13 +2809,13 @@ static int stac9200_parse_auto_config(struct hda_codec *codec) */ static void stac_gpio_set(struct hda_codec *codec, unsigned int mask, - unsigned int data) + unsigned int dir_mask, unsigned int data) { unsigned int gpiostate, gpiomask, gpiodir; gpiostate = snd_hda_codec_read(codec, codec->afg, 0, AC_VERB_GET_GPIO_DATA, 0); - gpiostate = (gpiostate & ~mask) | (data & mask); + gpiostate = (gpiostate & ~dir_mask) | (data & dir_mask); gpiomask = snd_hda_codec_read(codec, codec->afg, 0, AC_VERB_GET_GPIO_MASK, 0); @@ -2817,7 +2823,7 @@ static void stac_gpio_set(struct hda_codec *codec, unsigned int mask, gpiodir = snd_hda_codec_read(codec, codec->afg, 0, AC_VERB_GET_GPIO_DIRECTION, 0); - gpiodir |= mask; + gpiodir |= dir_mask; /* Configure GPIOx as CMOS */ snd_hda_codec_write(codec, codec->afg, 0, 0x7e7, 0); @@ -2912,7 +2918,8 @@ static int stac92xx_init(struct hda_codec *codec) stac92xx_auto_set_pinctl(codec, cfg->dig_in_pin, AC_PINCTL_IN_EN); - stac_gpio_set(codec, spec->gpio_mask, spec->gpio_data); + stac_gpio_set(codec, spec->gpio_mask, + spec->gpio_dir, spec->gpio_data); return 0; } @@ -3002,10 +3009,14 @@ static void stac92xx_hp_detect(struct hda_codec *codec, unsigned int res) int i, presence; presence = 0; + if (spec->gpio_mute) + presence = !(snd_hda_codec_read(codec, codec->afg, 0, + AC_VERB_GET_GPIO_DATA, 0) & spec->gpio_mute); + for (i = 0; i < cfg->hp_outs; i++) { - presence = get_hp_pin_presence(codec, cfg->hp_pins[i]); if (presence) break; + presence = get_hp_pin_presence(codec, cfg->hp_pins[i]); } if (presence) { @@ -3068,7 +3079,8 @@ static int stac92xx_resume(struct hda_codec *codec) stac92xx_set_config_regs(codec); snd_hda_sequence_write(codec, spec->init); - stac_gpio_set(codec, spec->gpio_mask, spec->gpio_data); + stac_gpio_set(codec, spec->gpio_mask, + spec->gpio_dir, spec->gpio_data); snd_hda_codec_resume_amp(codec); snd_hda_codec_resume_cache(codec); /* invoke unsolicited event to reset the HP state */ @@ -3302,7 +3314,8 @@ again: spec->num_dmuxes = ARRAY_SIZE(stac92hd73xx_dmux_nids); spec->dinput_mux = &stac92hd73xx_dmux; /* GPIO0 High = Enable EAPD */ - spec->gpio_mask = spec->gpio_data = 0x000001; + spec->gpio_mask = spec->gpio_dir = 0x1; + spec->gpio_data = 0x01; spec->num_pwrs = ARRAY_SIZE(stac92hd73xx_pwr_nids); spec->pwr_nids = stac92hd73xx_pwr_nids; @@ -3376,7 +3389,8 @@ again: spec->aloopback_mask = 0x20; spec->aloopback_shift = 0; - spec->gpio_mask = spec->gpio_data = 0x00000001; /* GPIO0 High = EAPD */ + /* GPIO0 High = EAPD */ + spec->gpio_mask = spec->gpio_dir = spec->gpio_data = 0x1; spec->mux_nids = stac92hd71bxx_mux_nids; spec->adc_nids = stac92hd71bxx_adc_nids; @@ -3432,7 +3446,8 @@ static int patch_stac922x(struct hda_codec *codec) stac922x_models, stac922x_cfg_tbl); if (spec->board_config == STAC_INTEL_MAC_V3) { - spec->gpio_mask = spec->gpio_data = 0x03; + spec->gpio_mask = spec->gpio_dir = 0x03; + spec->gpio_data = 0x03; /* Intel Macs have all same PCI SSID, so we need to check * codec SSID to distinguish the exact models */ @@ -3560,7 +3575,8 @@ static int patch_stac927x(struct hda_codec *codec) case STAC_D965_3ST: case STAC_D965_5ST: /* GPIO0 High = Enable EAPD */ - spec->gpio_mask = spec->gpio_data = 0x00000001; + spec->gpio_mask = spec->gpio_dir = 0x01; + spec->gpio_data = 0x01; spec->num_dmics = 0; spec->init = d965_core_init; @@ -3574,7 +3590,8 @@ static int patch_stac927x(struct hda_codec *codec) /* fallthru */ case STAC_DELL_3ST: /* GPIO2 High = Enable EAPD */ - spec->gpio_mask = spec->gpio_data = 0x00000004; + spec->gpio_mask = spec->gpio_dir = 0x04; + spec->gpio_data = 0x04; spec->dmic_nids = stac927x_dmic_nids; spec->num_dmics = STAC927X_NUM_DMICS; @@ -3585,7 +3602,8 @@ static int patch_stac927x(struct hda_codec *codec) break; default: /* GPIO0 High = Enable EAPD */ - spec->gpio_mask = spec->gpio_data = 0x00000001; + spec->gpio_mask = spec->gpio_dir = 0x1; + spec->gpio_data = 0x01; spec->num_dmics = 0; spec->init = stac927x_core_init; @@ -3680,15 +3698,25 @@ static int patch_stac9205(struct hda_codec *codec) stac92xx_set_config_reg(codec, 0x1f, 0x01441030); stac92xx_set_config_reg(codec, 0x20, 0x1c410030); - spec->gpio_mask = 0x0000000b; + /* Enable unsol response for GPIO4/Dock HP connection */ + snd_hda_codec_write(codec, codec->afg, 0, + AC_VERB_SET_GPIO_UNSOLICITED_RSP_MASK, 0x10); + snd_hda_codec_write_cache(codec, codec->afg, 0, + AC_VERB_SET_UNSOLICITED_ENABLE, + (AC_USRSP_EN | STAC_HP_EVENT)); + + spec->gpio_dir = 0x0b; + spec->gpio_mask = 0x1b; + spec->gpio_mute = 0x10; /* GPIO0 High = EAPD, GPIO1 Low = Headphone Mute, - * GPIO3 High = DRM + * GPIO3 Low = DRM */ - spec->gpio_data = 0x00000009; + spec->gpio_data = 0x01; break; default: /* GPIO0 High = EAPD */ - spec->gpio_mask = spec->gpio_data = 0x00000001; + spec->gpio_mask = spec->gpio_dir = 0x1; + spec->gpio_data = 0x01; break; } |