For handling the analog-loopback paths more generically, check the amp capabilities of the aa-mixer widget, and create only the appropriate mixer elements.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/pci/hda/patch_realtek.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-)
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 6b3e67c..1abcd8e 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2672,6 +2672,10 @@ static int new_analog_input(struct hda_codec *codec, hda_nid_t pin, struct nid_path *path; int err, idx;
+ if (!nid_has_volume(codec, mix_nid, HDA_INPUT) && + !nid_has_mute(codec, mix_nid, HDA_INPUT)) + return 0; /* no need for analog loopback */ + path = snd_array_new(&spec->loopback_path); if (!path) return -ENOMEM; @@ -2680,14 +2684,20 @@ static int new_analog_input(struct hda_codec *codec, hda_nid_t pin, return -EINVAL;
idx = path->idx[path->depth - 1]; - err = __add_pb_vol_ctrl(spec, ALC_CTL_WIDGET_VOL, ctlname, ctlidx, + if (nid_has_volume(codec, mix_nid, HDA_INPUT)) { + err = __add_pb_vol_ctrl(spec, ALC_CTL_WIDGET_VOL, ctlname, ctlidx, HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT)); - if (err < 0) - return err; - err = __add_pb_sw_ctrl(spec, ALC_CTL_WIDGET_MUTE, ctlname, ctlidx, + if (err < 0) + return err; + } + + if (nid_has_mute(codec, mix_nid, HDA_INPUT)) { + err = __add_pb_sw_ctrl(spec, ALC_CTL_WIDGET_MUTE, ctlname, ctlidx, HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT)); - if (err < 0) - return err; + if (err < 0) + return err; + } + add_loopback_list(spec, mix_nid, idx); return 0; }