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ALSA: hda - Manage input paths via path indices

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... like we did for output and loopback paths.
It makes the code slightly easier.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2013-01-07 17:09:26 +01:00
parent a07a949be6
commit c697b71685
2 changed files with 19 additions and 26 deletions
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44
sound/pci/hda/hda_generic.c
View File

@ -1168,6 +1168,7 @@ static int fill_and_eval_dacs(struct hda_codec *codec,
memset(spec->speaker_paths, 0, sizeof(spec->speaker_paths));
memset(spec->aamix_out_paths, 0, sizeof(spec->aamix_out_paths));
memset(spec->digout_paths, 0, sizeof(spec->digout_paths));
memset(spec->input_paths, 0, sizeof(spec->input_paths));
memset(spec->loopback_paths, 0, sizeof(spec->loopback_paths));
memset(&spec->digin_path, 0, sizeof(spec->digin_path));
@ -2058,6 +2059,7 @@ static int create_input_ctls(struct hda_codec *codec)
for (i = 0; i < cfg->num_inputs; i++) {
hda_nid_t pin;
const char *label;
int imux_idx;
bool imux_added;
pin = cfg->inputs[i].pin;
@ -2083,24 +2085,23 @@ static int create_input_ctls(struct hda_codec *codec)
}
imux_added = false;
imux_idx = imux->num_items;
for (c = 0; c < num_adcs; c++) {
struct nid_path *path;
hda_nid_t adc = spec->adc_nids[c];
if (!is_reachable_path(codec, pin, adc))
continue;
path = snd_array_new(&spec->paths);
if (!path)
return -ENOMEM;
memset(path, 0, sizeof(*path));
if (!snd_hda_parse_nid_path(codec, pin, adc, HDA_PARSE_ALL, path)) {
path = snd_hda_add_new_path(codec, pin, adc, HDA_PARSE_ALL);
if (!path) {
snd_printd(KERN_ERR
"invalid input path 0x%x -> 0x%x\n",
pin, adc);
spec->paths.used--;
continue;
}
print_nid_path("input", path);
spec->input_paths[imux_idx][c] =
snd_hda_get_path_idx(codec, path);
if (!imux_added) {
spec->imux_pins[imux->num_items] = pin;
@ -2119,13 +2120,13 @@ static int create_input_ctls(struct hda_codec *codec)
* input source mux
*/
/* get the ADC NID corresponding to the given index */
static hda_nid_t get_adc_nid(struct hda_codec *codec, int adc_idx, int imux_idx)
/* get the input path specified by the given adc and imux indices */
static struct nid_path *get_input_path(struct hda_codec *codec, int adc_idx, int imux_idx)
{
struct hda_gen_spec *spec = codec->spec;
if (spec->dyn_adc_switch)
adc_idx = spec->dyn_adc_idx[imux_idx];
return spec->adc_nids[adc_idx];
return snd_hda_get_path_from_idx(codec, spec->input_paths[imux_idx][adc_idx]);
}
static int mux_select(struct hda_codec *codec, unsigned int adc_idx,
@ -2194,9 +2195,8 @@ static int cap_put_caller(struct snd_kcontrol *kcontrol,
*/
codec->cached_write = 1;
for (i = 0; i < imux->num_items; i++) {
path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
get_adc_nid(codec, adc_idx, i));
if (!path->ctls[type])
path = get_input_path(codec, adc_idx, i);
if (!path || !path->ctls[type])
continue;
kcontrol->private_value = path->ctls[type];
err = func(kcontrol, ucontrol);
@ -2396,21 +2396,18 @@ static int create_bind_cap_vol_ctl(struct hda_codec *codec, int idx,
/* return the vol ctl when used first in the imux list */
static unsigned int get_first_cap_ctl(struct hda_codec *codec, int idx, int type)
{
struct hda_gen_spec *spec = codec->spec;
struct nid_path *path;
unsigned int ctl;
int i;
path = snd_hda_get_nid_path(codec, spec->imux_pins[idx],
get_adc_nid(codec, 0, idx));
path = get_input_path(codec, 0, idx);
if (!path)
return 0;
ctl = path->ctls[type];
if (!ctl)
return 0;
for (i = 0; i < idx - 1; i++) {
path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
get_adc_nid(codec, 0, i));
path = get_input_path(codec, 0, i);
if (path && path->ctls[type] == ctl)
return 0;
}
@ -2476,8 +2473,7 @@ static int create_capture_mixers(struct hda_codec *codec)
vol = sw = 0;
for (i = 0; i < imux->num_items; i++) {
struct nid_path *path;
path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
get_adc_nid(codec, n, i));
path = get_input_path(codec, n, i);
if (!path)
continue;
parse_capvol_in_path(codec, path);
@ -2635,9 +2631,7 @@ static int mux_select(struct hda_codec *codec, unsigned int adc_idx,
if (spec->cur_mux[adc_idx] == idx)
return 0;
path = snd_hda_get_nid_path(codec,
spec->imux_pins[spec->cur_mux[adc_idx]],
spec->adc_nids[adc_idx]);
path = get_input_path(codec, adc_idx, spec->cur_mux[adc_idx]);
if (!path)
return 0;
if (path->active)
@ -2651,8 +2645,7 @@ static int mux_select(struct hda_codec *codec, unsigned int adc_idx,
if (spec->dyn_adc_switch)
dyn_adc_pcm_resetup(codec, idx);
path = snd_hda_get_nid_path(codec, spec->imux_pins[idx],
get_adc_nid(codec, adc_idx, idx));
path = get_input_path(codec, adc_idx, idx);
if (!path)
return 0;
if (path->active)
@ -3889,8 +3882,7 @@ static void init_input_src(struct hda_codec *codec)
for (c = 0; c < nums; c++) {
for (i = 0; i < imux->num_items; i++) {
path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
get_adc_nid(codec, c, i));
path = get_input_path(codec, c, i);
if (path) {
bool active = path->active;
if (i == spec->cur_mux[c])

1
sound/pci/hda/hda_generic.h
View File

@ -156,6 +156,7 @@ struct hda_gen_spec {
int speaker_paths[AUTO_CFG_MAX_OUTS];
int aamix_out_paths[3];
int digout_paths[AUTO_CFG_MAX_OUTS];
int input_paths[HDA_MAX_NUM_INPUTS][AUTO_CFG_MAX_OUTS];
int loopback_paths[HDA_MAX_NUM_INPUTS];
int digin_path;