ALSA: hda - Addition for HP dv4-1222nr laptop support

Signed-off-by: James Gardiner <renidragsemaj@yahoo.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

2 files changed, 39 insertions, 6 deletions

diff --git a/Documentation/sound/alsa/HD-Audio-Models.txt b/Documentation/sound/alsa/HD-Audio-Models.txt
index 8eec05bc079e..36c97126d17d 100644
--- a/Documentation/sound/alsa/HD-Audio-Models.txt
+++ b/Documentation/sound/alsa/HD-Audio-Models.txt
@@ -347,6 +347,7 @@ STAC92HD71B*
   hp-m4         HP mini 1000
   hp-dv5        HP dv series
   hp-hdx        HP HDX series
+  hp-dv4-1222nr HP dv4-1222nr (with LED support)
   auto          BIOS setup (default)
 
 STAC92HD73*
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 917bc5d3ac2c..76487de33c84 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -100,6 +100,7 @@ enum {
         STAC_HP_M4,
         STAC_HP_DV5,
         STAC_HP_HDX,
+        STAC_HP_DV4_1222NR,
         STAC_92HD71BXX_MODELS
 };
 
@@ -1836,6 +1837,7 @@ static unsigned int *stac92hd71bxx_brd_tbl[STAC_92HD71BXX_MODELS] = {
         [STAC_HP_M4]            = NULL,
         [STAC_HP_DV5]           = NULL,
         [STAC_HP_HDX]           = NULL,
+        [STAC_HP_DV4_1222NR]    = NULL,
 };
 
 static const char *stac92hd71bxx_models[STAC_92HD71BXX_MODELS] = {
@@ -1847,6 +1849,7 @@ static const char *stac92hd71bxx_models[STAC_92HD71BXX_MODELS] = {
         [STAC_HP_M4] = "hp-m4",
         [STAC_HP_DV5] = "hp-dv5",
         [STAC_HP_HDX] = "hp-hdx",
+        [STAC_HP_DV4_1222NR] = "hp-dv4-1222nr",
 };
 
 static struct snd_pci_quirk stac92hd71bxx_cfg_tbl[] = {
@@ -1855,6 +1858,8 @@ static struct snd_pci_quirk stac92hd71bxx_cfg_tbl[] = {
                       "DFI LanParty", STAC_92HD71BXX_REF),
         SND_PCI_QUIRK(PCI_VENDOR_ID_DFI, 0x3101,
                       "DFI LanParty", STAC_92HD71BXX_REF),
+        SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x30fb,
+                      "HP dv4-1222nr", STAC_HP_DV4_1222NR),
         SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xfff0, 0x3080,
                       "HP", STAC_HP_DV5),
         SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xfff0, 0x30f0,
@@ -4520,27 +4525,38 @@ static int stac92xx_resume(struct hda_codec *codec)
         return 0;
 }
 
-
 /*
- * using power check for controlling mute led of HP HDX notebooks
+ * using power check for controlling mute led of HP notebooks
  * check for mute state only on Speakers (nid = 0x10)
  *
  * For this feature CONFIG_SND_HDA_POWER_SAVE is needed, otherwise
  * the LED is NOT working properly !
+ *
+ * Changed name to reflect that it now works for any designated
+ * model, not just HP HDX.
  */
 
 #ifdef CONFIG_SND_HDA_POWER_SAVE
-static int stac92xx_hp_hdx_check_power_status(struct hda_codec *codec,
+static int stac92xx_hp_check_power_status(struct hda_codec *codec,
                                               hda_nid_t nid)
 {
         struct sigmatel_spec *spec = codec->spec;
+        unsigned int gpio_bit = 0; /* gets rid of compiler warning */
+
+        switch (spec->board_config) {
+        case STAC_HP_DV4_1222NR:
+                gpio_bit = 0x01;
+                break;
+        case STAC_HP_HDX:
+                gpio_bit = 0x08;
+        }
 
         if (nid == 0x10) {
                 if (snd_hda_codec_amp_read(codec, nid, 0, HDA_OUTPUT, 0) &
                     HDA_AMP_MUTE)
-                        spec->gpio_data &= ~0x08;  /* orange */
+                        spec->gpio_data &= ~gpio_bit;  /* orange */
                 else
-                        spec->gpio_data |= 0x08;   /* white */
+                        spec->gpio_data |= gpio_bit;   /* white */
 
                 stac_gpio_set(codec, spec->gpio_mask,
                               spec->gpio_dir,
@@ -5219,6 +5235,22 @@ again:
                 spec->num_smuxes = 0;
                 spec->num_dmuxes = 1;
                 break;
+        case STAC_HP_DV4_1222NR:
+                spec->num_dmics = 1;
+                /* I don't know if it needs 1 or 2 smuxes - will wait for
+                 * bug reports to fix if needed
+                 */
+                spec->num_smuxes = 1;
+                spec->num_dmuxes = 1;
+#ifdef CONFIG_SND_HDA_POWER_SAVE
+                /* This controls MUTE LED */
+                spec->gpio_mask |= 0x01;
+                spec->gpio_dir  |= 0x01;
+                spec->gpio_data |= 0x01;
+                codec->patch_ops.check_power_status =
+                    stac92xx_hp_check_power_status;
+#endif
+                /* fallthrough */
         case STAC_HP_DV5:
                 snd_hda_codec_set_pincfg(codec, 0x0d, 0x90170010);
                 stac92xx_auto_set_pinctl(codec, 0x0d, AC_PINCTL_OUT_EN);
@@ -5239,7 +5271,7 @@ again:
 
                 /* register check_power_status callback. */
                 codec->patch_ops.check_power_status =
-                    stac92xx_hp_hdx_check_power_status;
+                    stac92xx_hp_check_power_status;
 #endif  
                 break;
         };