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-rw-r--r--sound/pci/hda/patch_conexant.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index b871b01332de..c03d3b8e42b2 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -3540,8 +3540,9 @@ static int __select_input_connection(struct hda_codec *codec, hda_nid_t mux,
3540 hda_nid_t pin, hda_nid_t *srcp, 3540 hda_nid_t pin, hda_nid_t *srcp,
3541 bool do_select, int depth) 3541 bool do_select, int depth)
3542{ 3542{
3543 struct conexant_spec *spec = codec->spec;
3543 hda_nid_t conn[HDA_MAX_NUM_INPUTS]; 3544 hda_nid_t conn[HDA_MAX_NUM_INPUTS];
3544 int i, nums; 3545 int startidx, i, nums;
3545 3546
3546 switch (get_wcaps_type(get_wcaps(codec, mux))) { 3547 switch (get_wcaps_type(get_wcaps(codec, mux))) {
3547 case AC_WID_AUD_IN: 3548 case AC_WID_AUD_IN:
@@ -3565,14 +3566,25 @@ static int __select_input_connection(struct hda_codec *codec, hda_nid_t mux,
3565 depth++; 3566 depth++;
3566 if (depth == 2) 3567 if (depth == 2)
3567 return -1; 3568 return -1;
3569
3570 /* Try to rotate around connections to avoid one boost controlling
3571 another input path as well */
3572 startidx = 0;
3573 for (i = 0; i < spec->private_imux.num_items; i++)
3574 if (spec->imux_info[i].pin == pin) {
3575 startidx = i;
3576 break;
3577 }
3578
3568 for (i = 0; i < nums; i++) { 3579 for (i = 0; i < nums; i++) {
3569 int ret = __select_input_connection(codec, conn[i], pin, srcp, 3580 int j = (i + startidx) % nums;
3581 int ret = __select_input_connection(codec, conn[j], pin, srcp,
3570 do_select, depth); 3582 do_select, depth);
3571 if (ret >= 0) { 3583 if (ret >= 0) {
3572 if (do_select) 3584 if (do_select)
3573 snd_hda_codec_write(codec, mux, 0, 3585 snd_hda_codec_write(codec, mux, 0,
3574 AC_VERB_SET_CONNECT_SEL, i); 3586 AC_VERB_SET_CONNECT_SEL, j);
3575 return i; 3587 return j;
3576 } 3588 }
3577 } 3589 }
3578 return -1; 3590 return -1;