Added support for advanced power management support for output ports on
92HD7xxx family of codecs. Inactive output ports are powered down when
the pin sense doesn't detect a connection, and powered back up when a
connection is sensed.
---
Signed-off-by: Matthew Ranostay <mranostay@xxxxxxxxxxxxxxxxx>
diff -r 60aa7d37dcd5 pci/hda/patch_sigmatel.c
--- a/pci/hda/patch_sigmatel.c Tue Jan 08 17:19:22 2008 +0100
+++ b/pci/hda/patch_sigmatel.c Wed Jan 09 11:13:21 2008 -0500
@@ -35,7 +35,8 @@
#include "hda_local.h"
#define NUM_CONTROL_ALLOC 32
-#define STAC_HP_EVENT 0x37
+#define STAC_PWR_EVENT 0x20
+#define STAC_HP_EVENT 0x30
enum {
STAC_REF,
@@ -127,6 +128,10 @@ struct sigmatel_spec {
unsigned char aloopback_mask;
unsigned char aloopback_shift;
+ /* power management */
+ unsigned int num_pwrs;
+ hda_nid_t *pwr_nids;
+
/* playback */
struct hda_multi_out multiout;
hda_nid_t dac_nids[5];
@@ -185,6 +190,11 @@ static hda_nid_t stac9200_dac_nids[1] =
0x02,
};
+static hda_nid_t stac92hd73xx_pwr_nids[8] = {
+ 0x0a, 0x0b, 0x0c, 0xd, 0x0e,
+ 0x0f, 0x10, 0x11
+};
+
static hda_nid_t stac92hd73xx_adc_nids[2] = {
0x1a, 0x1b
};
@@ -205,6 +215,10 @@ static hda_nid_t stac92hd73xx_mux_nids[4
static hda_nid_t stac92hd73xx_dmux_nids[2] = {
0x20, 0x21,
+};
+
+static hda_nid_t stac92hd71bxx_pwr_nids[3] = {
+ 0x0a, 0x0d, 0x0f
};
static hda_nid_t stac92hd71bxx_adc_nids[2] = {
@@ -546,7 +560,7 @@ static struct hda_verb stac92hd71bxx_ana
/* connect ports 0d and 0f to audio mixer */
{ 0x0d, AC_VERB_SET_CONNECT_SEL, 0x2},
{ 0x0f, AC_VERB_SET_CONNECT_SEL, 0x2},
- { 0x0f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT},
+ { 0x0f, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT}, /* Speaker */
/* unmute dac0 input in audio mixer */
{ 0x17, AC_VERB_SET_AMP_GAIN_MUTE, 0x701f},
/* unmute right and left channels for nodes 0x0a, 0xd, 0x0f */
@@ -714,6 +728,8 @@ static struct snd_kcontrol_new stac92hd7
HDA_CODEC_MUTE("Analog Loopback 1", 0x17, 0x3, HDA_INPUT),
HDA_CODEC_MUTE("Analog Loopback 2", 0x17, 0x4, HDA_INPUT),
+
+ HDA_CODEC_MUTE_MONO("Mono Switch", 0x14, 0x1, 0, HDA_INPUT),
{ } /* end */
};
@@ -728,6 +744,8 @@ static struct snd_kcontrol_new stac92hd7
HDA_CODEC_VOLUME_IDX("Capture Volume", 0x1, 0x1d, 0x0, HDA_OUTPUT),
HDA_CODEC_MUTE_IDX("Capture Switch", 0x1, 0x1d, 0x0, HDA_OUTPUT),
HDA_CODEC_VOLUME_IDX("Capture Mux Volume", 0x1, 0x1b, 0x0, HDA_OUTPUT),
+
+ HDA_CODEC_MUTE_MONO("Mono Switch", 0x14, 0x1, 0, HDA_INPUT),
{ } /* end */
};
@@ -2651,11 +2669,26 @@ static void enable_pin_detect(struct hda
static void enable_pin_detect(struct hda_codec *codec, hda_nid_t nid,
unsigned int event)
{
+ int pinctl = snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
+ if (pinctl & AC_PINCTL_IN_EN)
+ return;
+
if (get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP)
snd_hda_codec_write_cache(codec, nid, 0,
AC_VERB_SET_UNSOLICITED_ENABLE,
(AC_USRSP_EN | event));
}
+
+static int is_nid_hp_pin(struct auto_pin_cfg *cfg, hda_nid_t nid)
+{
+ int i;
+ for (i = 0; i < cfg->hp_outs; i++)
+ if (cfg->hp_pins[i] == nid)
+ return 1; /* nid is a HP-Out */
+
+ return 0; /* nid is not a HP-Out */
+};
static int stac92xx_init(struct hda_codec *codec)
{
@@ -2696,6 +2729,14 @@ static int stac92xx_init(struct hda_code
for (i = 0; i < spec->num_dmics; i++)
stac92xx_auto_set_pinctl(codec, spec->dmic_nids[i],
AC_PINCTL_IN_EN);
+ if (spec->num_pwrs > 0) {
+ for (i = 0; i < spec->num_pwrs; i++) {
+ int event = is_nid_hp_pin(cfg, spec->pwr_nids[i])
+ ? STAC_HP_EVENT : STAC_PWR_EVENT;
+ enable_pin_detect(codec, spec->pwr_nids[i], event | i);
+ codec->patch_ops.unsol_event(codec, (event | i) << 26);
+ }
+ }
if (cfg->dig_out_pin)
stac92xx_auto_set_pinctl(codec, cfg->dig_out_pin,
@@ -2822,12 +2863,37 @@ static void stac92xx_hp_detect(struct hd
}
}
+static void stac92xx_pin_sense(struct hda_codec *codec, int idx)
+{
+ struct sigmatel_spec *spec = codec->spec;
+ int presence, val;
+
+ val = snd_hda_codec_read(codec, codec->afg, 0, 0x0fec, 0x0)
+ & 0x000000ff;
+ presence = get_hp_pin_presence(codec, spec->pwr_nids[idx]);
+ idx = 1 << idx;
+
+ if (presence)
+ val &= ~idx;
+ else
+ val |= idx;
+
+ /* power down unused output ports */
+ snd_hda_codec_write(codec, codec->afg, 0, 0x7ec, val);
+};
+
static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res)
{
- switch (res >> 26) {
+ struct sigmatel_spec *spec = codec->spec;
+ int idx = res >> 26 & 0x0f;
+
+ switch ((res >> 26) & 0x30) {
case STAC_HP_EVENT:
stac92xx_hp_detect(codec, res);
- break;
+ /* fallthru */
+ case STAC_PWR_EVENT:
+ if (spec->num_pwrs > 0)
+ stac92xx_pin_sense(codec, idx);
}
}
@@ -2898,6 +2964,7 @@ static int patch_stac9200(struct hda_cod
spec->num_muxes = 1;
spec->num_dmics = 0;
spec->num_adcs = 1;
+ spec->num_pwrs = 0;
if (spec->board_config == STAC_9200_GATEWAY)
spec->init = stac9200_eapd_init;
@@ -2953,6 +3020,7 @@ static int patch_stac925x(struct hda_cod
spec->mux_nids = stac925x_mux_nids;
spec->num_muxes = 1;
spec->num_adcs = 1;
+ spec->num_pwrs = 0;
switch (codec->vendor_id) {
case 0x83847632: /* STAC9202 */
case 0x83847633: /* STAC9202D */
@@ -3076,6 +3144,9 @@ again:
spec->gpio_mask = spec->gpio_data = 0x000001;
stac92xx_enable_gpio_mask(codec);
+ spec->num_pwrs = 8;
+ spec->pwr_nids = stac92hd73xx_pwr_nids;
+
err = stac92xx_parse_auto_config(codec, 0x22, 0x24);
if (!err) {
@@ -3157,6 +3228,9 @@ again:
spec->num_adcs = ARRAY_SIZE(stac92hd71bxx_adc_nids);
spec->num_dmics = STAC92HD71BXX_NUM_DMICS;
spec->num_dmuxes = ARRAY_SIZE(stac92hd71bxx_dmux_nids);
+
+ spec->num_pwrs = 3;
+ spec->pwr_nids = stac92hd71bxx_pwr_nids;
spec->multiout.num_dacs = 2;
spec->multiout.hp_nid = 0x11;
@@ -3252,6 +3326,7 @@ static int patch_stac922x(struct hda_cod
spec->num_muxes = ARRAY_SIZE(stac922x_mux_nids);
spec->num_adcs = ARRAY_SIZE(stac922x_adc_nids);
spec->num_dmics = 0;
+ spec->num_pwrs = 0;
spec->init = stac922x_core_init;
spec->mixer = stac922x_mixer;
@@ -3356,6 +3431,7 @@ static int patch_stac927x(struct hda_cod
spec->mixer = stac927x_mixer;
}
+ spec->num_pwrs = 0;
spec->aloopback_mask = 0x40;
spec->aloopback_shift = 0;
@@ -3417,6 +3493,7 @@ static int patch_stac9205(struct hda_cod
spec->num_dmics = STAC9205_NUM_DMICS;
spec->dmux_nids = stac9205_dmux_nids;
spec->num_dmuxes = ARRAY_SIZE(stac9205_dmux_nids);
+ spec->num_pwrs = 0;
spec->init = stac9205_core_init;
spec->mixer = stac9205_mixer;
@@ -3679,6 +3756,7 @@ static int patch_stac9872(struct hda_cod
spec->multiout.hp_nid = VAIO_HP_DAC;
spec->num_adcs = ARRAY_SIZE(vaio_adcs);
spec->adc_nids = vaio_adcs;
+ spec->num_pwrs = 0;
spec->input_mux = &vaio_mux;
spec->mux_nids = vaio_mux_nids;
codec->patch_ops = stac9872_vaio_patch_ops;
@@ -3692,6 +3770,7 @@ static int patch_stac9872(struct hda_cod
spec->multiout.dac_nids = vaio_dacs;
spec->multiout.hp_nid = VAIO_HP_DAC;
spec->num_adcs = ARRAY_SIZE(vaio_adcs);
+ spec->num_pwrs = 0;
spec->adc_nids = vaio_adcs;
spec->input_mux = &vaio_mux;
spec->mux_nids = vaio_mux_nids;
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