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ALSA: hda - Fix the lost power-setup of seconary pins after PM resume
[pandora-kernel.git] / sound / pci / hda / patch_sigmatel.c
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index d8d2f9d..a87b260 100644 (file)
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -215,6 +215,7 @@ struct sigmatel_spec {
        unsigned int gpio_mute;
        unsigned int gpio_led;
        unsigned int gpio_led_polarity;
+       unsigned int vref_mute_led_nid; /* pin NID for mute-LED vref control */
        unsigned int vref_led;
 
        /* stream */
@@ -4318,15 +4319,34 @@ static void stac_store_hints(struct hda_codec *codec)
                spec->eapd_switch = val;
        get_int_hint(codec, "gpio_led_polarity", &spec->gpio_led_polarity);
        if (get_int_hint(codec, "gpio_led", &spec->gpio_led)) {
-               if (spec->gpio_led <= 8) {
-                       spec->gpio_mask |= spec->gpio_led;
-                       spec->gpio_dir |= spec->gpio_led;
-                       if (spec->gpio_led_polarity)
-                               spec->gpio_data |= spec->gpio_led;
-               }
+               spec->gpio_mask |= spec->gpio_led;
+               spec->gpio_dir |= spec->gpio_led;
+               if (spec->gpio_led_polarity)
+                       spec->gpio_data |= spec->gpio_led;
        }
 }
 
+static void stac_issue_unsol_events(struct hda_codec *codec, int num_pins,
+                                   const hda_nid_t *pins)
+{
+       while (num_pins--)
+               stac_issue_unsol_event(codec, *pins++);
+}
+
+/* fake event to set up pins */
+static void stac_fake_hp_events(struct hda_codec *codec)
+{
+       struct sigmatel_spec *spec = codec->spec;
+
+       if (spec->autocfg.hp_outs)
+               stac_issue_unsol_events(codec, spec->autocfg.hp_outs,
+                                       spec->autocfg.hp_pins);
+       if (spec->autocfg.line_outs &&
+           spec->autocfg.line_out_pins[0] != spec->autocfg.hp_pins[0])
+               stac_issue_unsol_events(codec, spec->autocfg.line_outs,
+                                       spec->autocfg.line_out_pins);
+}
+
 static int stac92xx_init(struct hda_codec *codec)
 {
        struct sigmatel_spec *spec = codec->spec;
@@ -4377,10 +4397,7 @@ static int stac92xx_init(struct hda_codec *codec)
                stac92xx_auto_set_pinctl(codec, spec->autocfg.line_out_pins[0],
                                AC_PINCTL_OUT_EN);
                /* fake event to set up pins */
-               if (cfg->hp_pins[0])
-                       stac_issue_unsol_event(codec, cfg->hp_pins[0]);
-               else if (cfg->line_out_pins[0])
-                       stac_issue_unsol_event(codec, cfg->line_out_pins[0]);
+               stac_fake_hp_events(codec);
        } else {
                stac92xx_auto_init_multi_out(codec);
                stac92xx_auto_init_hp_out(codec);
@@ -4443,7 +4460,7 @@ static int stac92xx_init(struct hda_codec *codec)
                /* power on when no jack detection is available */
                /* or when the VREF is used for controlling LED */
                if (!spec->hp_detect ||
-                   (spec->gpio_led > 8 && spec->gpio_led == nid)) {
+                   spec->vref_mute_led_nid == nid) {
                        stac_toggle_power_map(codec, nid, 1);
                        continue;
                }
@@ -4915,8 +4932,14 @@ static int find_mute_led_gpio(struct hda_codec *codec, int default_polarity)
                        if (sscanf(dev->name, "HP_Mute_LED_%d_%x",
                                  &spec->gpio_led_polarity,
                                  &spec->gpio_led) == 2) {
-                               if (spec->gpio_led < 4)
+                               unsigned int max_gpio;
+                               max_gpio = snd_hda_param_read(codec, codec->afg,
+                                                             AC_PAR_GPIO_CAP);
+                               max_gpio &= AC_GPIO_IO_COUNT;
+                               if (spec->gpio_led < max_gpio)
                                        spec->gpio_led = 1 << spec->gpio_led;
+                               else
+                                       spec->vref_mute_led_nid = spec->gpio_led;
                                return 1;
                        }
                        if (sscanf(dev->name, "HP_Mute_LED_%d",
@@ -4924,6 +4947,12 @@ static int find_mute_led_gpio(struct hda_codec *codec, int default_polarity)
                                set_hp_led_gpio(codec);
                                return 1;
                        }
+                       /* BIOS bug: unfilled OEM string */
+                       if (strstr(dev->name, "HP_Mute_LED_P_G")) {
+                               set_hp_led_gpio(codec);
+                               spec->gpio_led_polarity = 1;
+                               return 1;
+                       }
                }
 
                /*
@@ -5017,19 +5046,11 @@ static void stac927x_proc_hook(struct snd_info_buffer *buffer,
 #ifdef CONFIG_PM
 static int stac92xx_resume(struct hda_codec *codec)
 {
-       struct sigmatel_spec *spec = codec->spec;
-
        stac92xx_init(codec);
        snd_hda_codec_resume_amp(codec);
        snd_hda_codec_resume_cache(codec);
        /* fake event to set up pins again to override cached values */
-       if (spec->hp_detect) {
-               if (spec->autocfg.hp_pins[0])
-                       stac_issue_unsol_event(codec, spec->autocfg.hp_pins[0]);
-               else if (spec->autocfg.line_out_pins[0])
-                       stac_issue_unsol_event(codec,
-                                              spec->autocfg.line_out_pins[0]);
-       }
+       stac_fake_hp_events(codec);
        return 0;
 }
 
@@ -5045,15 +5066,12 @@ static int stac92xx_pre_resume(struct hda_codec *codec)
        struct sigmatel_spec *spec = codec->spec;
 
        /* sync mute LED */
-       if (spec->gpio_led) {
-               if (spec->gpio_led <= 8) {
-                       stac_gpio_set(codec, spec->gpio_mask,
-                                       spec->gpio_dir, spec->gpio_data);
-               } else {
-                       stac_vrefout_set(codec,
-                                       spec->gpio_led, spec->vref_led);
-               }
-       }
+       if (spec->vref_mute_led_nid)
+               stac_vrefout_set(codec, spec->vref_mute_led_nid,
+                                spec->vref_led);
+       else if (spec->gpio_led)
+               stac_gpio_set(codec, spec->gpio_mask,
+                             spec->gpio_dir, spec->gpio_data);
        return 0;
 }
 
@@ -5064,7 +5082,7 @@ static void stac92xx_set_power_state(struct hda_codec *codec, hda_nid_t fg,
        struct sigmatel_spec *spec = codec->spec;
 
        if (power_state == AC_PWRST_D3) {
-               if (spec->gpio_led > 8) {
+               if (spec->vref_mute_led_nid) {
                        /* with vref-out pin used for mute led control
                         * codec AFG is prevented from D3 state
                         */
@@ -5117,7 +5135,7 @@ static int stac92xx_update_led_status(struct hda_codec *codec)
                }
        }
        /*polarity defines *not* muted state level*/
-       if (spec->gpio_led <= 8) {
+       if (!spec->vref_mute_led_nid) {
                if (muted)
                        spec->gpio_data &= ~spec->gpio_led; /* orange */
                else
@@ -5135,7 +5153,8 @@ static int stac92xx_update_led_status(struct hda_codec *codec)
                muted_lvl = spec->gpio_led_polarity ?
                                AC_PINCTL_VREF_GRD : AC_PINCTL_VREF_HIZ;
                spec->vref_led = muted ? muted_lvl : notmtd_lvl;
-               stac_vrefout_set(codec, spec->gpio_led, spec->vref_led);
+               stac_vrefout_set(codec, spec->vref_mute_led_nid,
+                                spec->vref_led);
        }
        return 0;
 }
@@ -5649,7 +5668,7 @@ again:
 
 #ifdef CONFIG_SND_HDA_POWER_SAVE
        if (spec->gpio_led) {
-               if (spec->gpio_led <= 8) {
+               if (!spec->vref_mute_led_nid) {
                        spec->gpio_mask |= spec->gpio_led;
                        spec->gpio_dir |= spec->gpio_led;
                        spec->gpio_data |= spec->gpio_led;
@@ -5962,7 +5981,7 @@ again:
 
 #ifdef CONFIG_SND_HDA_POWER_SAVE
        if (spec->gpio_led) {
-               if (spec->gpio_led <= 8) {
+               if (!spec->vref_mute_led_nid) {
                        spec->gpio_mask |= spec->gpio_led;
                        spec->gpio_dir |= spec->gpio_led;
                        spec->gpio_data |= spec->gpio_led;
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