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authorTakashi Iwai <tiwai@suse.de>2009-11-18 17:20:24 +0100
committerTakashi Iwai <tiwai@suse.de>2009-11-18 17:22:07 +0100
commitb4e818768d50a5b7aa1635676839682bcf0691b6 (patch)
tree3f61e8abf70ea82d9cfadc475366f7b23987b125
parent8af3aeb498197f6fdf5acc913ffe8a392cb921c9 (diff)
ALSA: hda - Fix mute-LED sync on HP laptops with IDT92HD83xxx codecs
The mute-LED isn't synchronized with the actual mute state on some HP laptops with IDT 92HD83xxx codecs. A similar hack using check_power_status callback is added for this codec, too. Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--Documentation/sound/alsa/HD-Audio-Models.txt1
-rw-r--r--sound/pci/hda/patch_sigmatel.c39
2 files changed, 38 insertions, 2 deletions
diff --git a/Documentation/sound/alsa/HD-Audio-Models.txt b/Documentation/sound/alsa/HD-Audio-Models.txt
index 4c7f9aee5c4..9000cd84d07 100644
--- a/Documentation/sound/alsa/HD-Audio-Models.txt
+++ b/Documentation/sound/alsa/HD-Audio-Models.txt
@@ -391,6 +391,7 @@ STAC92HD83*
ref Reference board
mic-ref Reference board with power management for ports
dell-s14 Dell laptop
+ hp HP laptops with (inverted) mute-LED
auto BIOS setup (default)
STAC9872
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 39001c47e62..2a45375d79f 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -93,6 +93,7 @@ enum {
STAC_92HD83XXX_REF,
STAC_92HD83XXX_PWR_REF,
STAC_DELL_S14,
+ STAC_92HD83XXX_HP,
STAC_92HD83XXX_MODELS
};
@@ -1624,6 +1625,7 @@ static const char *stac92hd83xxx_models[STAC_92HD83XXX_MODELS] = {
[STAC_92HD83XXX_REF] = "ref",
[STAC_92HD83XXX_PWR_REF] = "mic-ref",
[STAC_DELL_S14] = "dell-s14",
+ [STAC_92HD83XXX_HP] = "hp",
};
static struct snd_pci_quirk stac92hd83xxx_cfg_tbl[] = {
@@ -1634,6 +1636,8 @@ static struct snd_pci_quirk stac92hd83xxx_cfg_tbl[] = {
"DFI LanParty", STAC_92HD83XXX_REF),
SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02ba,
"unknown Dell", STAC_DELL_S14),
+ SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xff00, 0x3600,
+ "HP", STAC_92HD83XXX_HP),
{} /* terminator */
};
@@ -4834,6 +4838,23 @@ static int stac92xx_hp_check_power_status(struct hda_codec *codec,
return 0;
}
+
+static int idt92hd83xxx_hp_check_power_status(struct hda_codec *codec,
+ hda_nid_t nid)
+{
+ struct sigmatel_spec *spec = codec->spec;
+
+ if (nid != 0x13)
+ return 0;
+ if (snd_hda_codec_amp_read(codec, nid, 0, HDA_OUTPUT, 0) & HDA_AMP_MUTE)
+ spec->gpio_data |= spec->gpio_led; /* mute LED on */
+ else
+ spec->gpio_data &= ~spec->gpio_led; /* mute LED off */
+ stac_gpio_set(codec, spec->gpio_mask, spec->gpio_dir, spec->gpio_data);
+
+ return 0;
+}
+
#endif
static int stac92xx_suspend(struct hda_codec *codec, pm_message_t state)
@@ -5199,6 +5220,22 @@ again:
break;
}
+ codec->patch_ops = stac92xx_patch_ops;
+
+ if (spec->board_config == STAC_92HD83XXX_HP)
+ spec->gpio_led = 0x01;
+
+#ifdef CONFIG_SND_HDA_POWER_SAVE
+ if (spec->gpio_led) {
+ spec->gpio_mask |= spec->gpio_led;
+ spec->gpio_dir |= spec->gpio_led;
+ spec->gpio_data |= spec->gpio_led;
+ /* register check_power_status callback. */
+ codec->patch_ops.check_power_status =
+ idt92hd83xxx_hp_check_power_status;
+ }
+#endif
+
err = stac92xx_parse_auto_config(codec, 0x1d, 0);
if (!err) {
if (spec->board_config < 0) {
@@ -5234,8 +5271,6 @@ again:
snd_hda_codec_write_cache(codec, nid, 0,
AC_VERB_SET_CONNECT_SEL, num_dacs);
- codec->patch_ops = stac92xx_patch_ops;
-
codec->proc_widget_hook = stac92hd_proc_hook;
return 0;