ALSA: hda - Add extra chmap for 2.1 outputs on ASUS laptops
ASUS N56VZ and N76VZ laptops have a bass speaker but its output comes
only from the right channel. This patch adds the extra chmap specific
to these models.
Bugzilla: https://bugzilla.novell.com/show_bug.cgi?id=846531
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 13ad49c..2d7c86d 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4426,6 +4426,25 @@
"hda_codec: failed to override amp caps for NID 0x2\n");
}
+static const struct snd_pcm_chmap_elem asus_pcm_2_1_chmaps[] = {
+ { .channels = 2,
+ .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR } },
+ { .channels = 4,
+ .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR,
+ SNDRV_CHMAP_NA, SNDRV_CHMAP_LFE } }, /* LFE only on right */
+ { }
+};
+
+/* override the 2.1 chmap */
+static void alc662_fixup_bass_chmap(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ if (action == HDA_FIXUP_ACT_BUILD) {
+ struct alc_spec *spec = codec->spec;
+ spec->gen.pcm_rec[0].stream[0].chmap = asus_pcm_2_1_chmaps;
+ }
+}
+
enum {
ALC662_FIXUP_ASPIRE,
ALC662_FIXUP_IDEAPAD,
@@ -4446,6 +4465,7 @@
ALC662_FIXUP_INV_DMIC,
ALC668_FIXUP_DELL_MIC_NO_PRESENCE,
ALC668_FIXUP_HEADSET_MODE,
+ ALC662_FIXUP_BASS_CHMAP,
};
static const struct hda_fixup alc662_fixups[] = {
@@ -4620,6 +4640,12 @@
.type = HDA_FIXUP_FUNC,
.v.func = alc_fixup_headset_mode_alc668,
},
+ [ALC662_FIXUP_BASS_CHMAP] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc662_fixup_bass_chmap,
+ .chained = true,
+ .chain_id = ALC662_FIXUP_ASUS_MODE4
+ },
};
static const struct snd_pci_quirk alc662_fixup_tbl[] = {
@@ -4633,8 +4659,8 @@
SND_PCI_QUIRK(0x1028, 0x05d8, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1028, 0x05db, "Dell", ALC668_FIXUP_DELL_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x1632, "HP RP5800", ALC662_FIXUP_HP_RP5800),
- SND_PCI_QUIRK(0x1043, 0x1477, "ASUS N56VZ", ALC662_FIXUP_ASUS_MODE4),
- SND_PCI_QUIRK(0x1043, 0x1bf3, "ASUS N76VZ", ALC662_FIXUP_ASUS_MODE4),
+ SND_PCI_QUIRK(0x1043, 0x1477, "ASUS N56VZ", ALC662_FIXUP_BASS_CHMAP),
+ SND_PCI_QUIRK(0x1043, 0x1bf3, "ASUS N76VZ", ALC662_FIXUP_BASS_CHMAP),
SND_PCI_QUIRK(0x1043, 0x8469, "ASUS mobo", ALC662_FIXUP_NO_JACK_DETECT),
SND_PCI_QUIRK(0x105b, 0x0cd6, "Foxconn", ALC662_FIXUP_ASUS_MODE2),
SND_PCI_QUIRK(0x144d, 0xc051, "Samsung R720", ALC662_FIXUP_IDEAPAD),