[ALSA] hda-codec - Add missing capture boost for ALC268

Added missing capture boost controls for ALC268 codec.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

sound/pci/hda/patch_realtek.c

@@ -8451,6 +8451,9 @@ static struct snd_kcontrol_new alc268_base_mixer[] = {
 	HDA_CODEC_MUTE("Front Playback Switch", 0x14, 0x0, HDA_OUTPUT),
 	HDA_CODEC_VOLUME("Headphone Playback Volume", 0x3, 0x0, HDA_OUTPUT),
 	HDA_CODEC_MUTE("Headphone Playback Switch", 0x15, 0x0, HDA_OUTPUT),
+	HDA_CODEC_VOLUME("Mic Boost", 0x18, 0, HDA_INPUT),
+	HDA_CODEC_VOLUME("Front Mic Boost", 0x19, 0, HDA_INPUT),
+	HDA_CODEC_VOLUME("Line In Boost", 0x1a, 0, HDA_INPUT),
 	{ }
 };
 
@@ -8493,6 +8496,9 @@ static struct snd_kcontrol_new alc268_acer_mixer[] = {
 		.put = alc268_acer_master_sw_put,
 		.private_value = HDA_COMPOSE_AMP_VAL(0x14, 3, 0, HDA_OUTPUT),
 	},
+	HDA_CODEC_VOLUME("Mic Boost", 0x18, 0, HDA_INPUT),
+	HDA_CODEC_VOLUME("Internal Mic Boost", 0x19, 0, HDA_INPUT),
+	HDA_CODEC_VOLUME("Line In Boost", 0x1a, 0, HDA_INPUT),
 	{ }
 };