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Diffstat (limited to 'sound/pci/hda/patch_realtek.c')
-rw-r--r--sound/pci/hda/patch_realtek.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 02071a58f3f8..f19cd4fcb024 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2959,6 +2959,23 @@ static void alc269_fixup_mic_mute_hook(void *private_data, int enabled)
snd_hda_set_pin_ctl_cache(codec, spec->mute_led_nid, pinval);
}
+/* Make sure the led works even in runtime suspend */
+static unsigned int led_power_filter(struct hda_codec *codec,
+ hda_nid_t nid,
+ unsigned int power_state)
+{
+ struct alc_spec *spec = codec->spec;
+
+ if (power_state != AC_PWRST_D3 || nid != spec->mute_led_nid)
+ return power_state;
+
+ /* Set pin ctl again, it might have just been set to 0 */
+ snd_hda_set_pin_ctl(codec, nid,
+ snd_hda_codec_get_pin_target(codec, nid));
+
+ return AC_PWRST_D0;
+}
+
static void alc269_fixup_hp_mute_led(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
@@ -2978,6 +2995,7 @@ static void alc269_fixup_hp_mute_led(struct hda_codec *codec,
spec->mute_led_nid = pin - 0x0a + 0x18;
spec->gen.vmaster_mute.hook = alc269_fixup_mic_mute_hook;
spec->gen.vmaster_mute_enum = 1;
+ codec->power_filter = led_power_filter;
snd_printd("Detected mute LED for %x:%d\n", spec->mute_led_nid,
spec->mute_led_polarity);
break;
@@ -2993,6 +3011,7 @@ static void alc269_fixup_hp_mute_led_mic1(struct hda_codec *codec,
spec->mute_led_nid = 0x18;
spec->gen.vmaster_mute.hook = alc269_fixup_mic_mute_hook;
spec->gen.vmaster_mute_enum = 1;
+ codec->power_filter = led_power_filter;
}
}
@@ -3005,6 +3024,7 @@ static void alc269_fixup_hp_mute_led_mic2(struct hda_codec *codec,
spec->mute_led_nid = 0x19;
spec->gen.vmaster_mute.hook = alc269_fixup_mic_mute_hook;
spec->gen.vmaster_mute_enum = 1;
+ codec->power_filter = led_power_filter;
}
}