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ALSA: hda/realtek - Consolidate to a single path list
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We don't have to keep three individual path lists for input, output
and loopback.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Takashi Iwai committed Jan 12, 2013
1 parent 9c64076 commit c9967f1
Showing 1 changed file with 33 additions and 61 deletions.
94 changes: 33 additions & 61 deletions sound/pci/hda/patch_realtek.c
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Original file line number Diff line number Diff line change
Expand Up @@ -192,14 +192,8 @@ struct alc_spec {
int num_all_dacs;
hda_nid_t all_dacs[16];

/* output paths */
struct snd_array out_path;

/* input paths */
struct snd_array in_path;

/* analog loopback paths */
struct snd_array loopback_path;
/* path list */
struct snd_array paths;

/* hooks */
void (*init_hook)(struct hda_codec *codec);
Expand Down Expand Up @@ -2412,9 +2406,7 @@ static void alc_free(struct hda_codec *codec)

alc_free_kctls(codec);
alc_free_bind_ctls(codec);
snd_array_free(&spec->out_path);
snd_array_free(&spec->in_path);
snd_array_free(&spec->loopback_path);
snd_array_free(&spec->paths);
snd_hda_gen_free(&spec->gen);
kfree(spec);
snd_hda_detach_beep_device(codec);
Expand Down Expand Up @@ -2651,7 +2643,7 @@ static int new_analog_input(struct hda_codec *codec, hda_nid_t pin,
!nid_has_mute(codec, mix_nid, HDA_INPUT))
return 0; /* no need for analog loopback */

path = snd_array_new(&spec->loopback_path);
path = snd_array_new(&spec->paths);
if (!path)
return -ENOMEM;
memset(path, 0, sizeof(*path));
Expand Down Expand Up @@ -2684,7 +2676,7 @@ static int new_capture_source(struct hda_codec *codec, int adc_idx,
struct hda_input_mux *imux = &spec->private_imux[0];
struct nid_path *path;

path = snd_array_new(&spec->in_path);
path = snd_array_new(&spec->paths);
if (!path)
return -ENOMEM;
memset(path, 0, sizeof(*path));
Expand Down Expand Up @@ -2894,8 +2886,8 @@ static bool alc_is_dac_already_used(struct hda_codec *codec, hda_nid_t nid)
struct alc_spec *spec = codec->spec;
int i;

for (i = 0; i < spec->out_path.used; i++) {
struct nid_path *path = snd_array_elem(&spec->out_path, i);
for (i = 0; i < spec->paths.used; i++) {
struct nid_path *path = snd_array_elem(&spec->paths, i);
if (path->path[0] == nid)
return true;
}
Expand Down Expand Up @@ -3018,8 +3010,8 @@ static bool is_ctl_used(struct hda_codec *codec, unsigned int val, int type)
struct alc_spec *spec = codec->spec;
int i;

for (i = 0; i < spec->out_path.used; i++) {
struct nid_path *path = snd_array_elem(&spec->out_path, i);
for (i = 0; i < spec->paths.used; i++) {
struct nid_path *path = snd_array_elem(&spec->paths, i);
if (path->ctls[type] == val)
return true;
}
Expand Down Expand Up @@ -3059,14 +3051,14 @@ static bool add_new_out_path(struct hda_codec *codec, hda_nid_t pin,
struct alc_spec *spec = codec->spec;
struct nid_path *path;

path = snd_array_new(&spec->out_path);
path = snd_array_new(&spec->paths);
if (!path)
return false;
memset(path, 0, sizeof(*path));
if (parse_nid_path(codec, dac, pin, 0, path))
return true;
/* push back */
spec->out_path.used--;
spec->paths.used--;
return false;
}

Expand All @@ -3079,8 +3071,8 @@ static struct nid_path *get_out_path(struct hda_codec *codec, hda_nid_t pin,
struct alc_spec *spec = codec->spec;
int i;

for (i = 0; i < spec->out_path.used; i++) {
struct nid_path *path = snd_array_elem(&spec->out_path, i);
for (i = 0; i < spec->paths.used; i++) {
struct nid_path *path = snd_array_elem(&spec->paths, i);
if (path->depth <= 0)
continue;
if ((!dac || path->path[0] == dac) &&
Expand Down Expand Up @@ -3258,7 +3250,7 @@ static int fill_and_eval_dacs(struct hda_codec *codec,
memset(spec->multiout.hp_out_nid, 0, sizeof(spec->multiout.hp_out_nid));
memset(spec->multiout.extra_out_nid, 0, sizeof(spec->multiout.extra_out_nid));
spec->multi_ios = 0;
snd_array_free(&spec->out_path);
snd_array_free(&spec->paths);
badness = 0;

/* fill hard-wired DACs first */
Expand Down Expand Up @@ -3804,38 +3796,28 @@ static int alc_auto_create_speaker_out(struct hda_codec *codec)
"Speaker");
}

static bool is_ctl_associated_in_list(struct snd_array *array, hda_nid_t nid,
int dir, int idx, int types)
/* check whether a control with the given (nid, dir, idx) was assigned */
static bool is_ctl_associated(struct hda_codec *codec, hda_nid_t nid,
int dir, int idx)
{
struct alc_spec *spec = codec->spec;
int i, type;

for (i = 0; i < array->used; i++) {
struct nid_path *p = snd_array_elem(array, i);
for (i = 0; i < spec->paths.used; i++) {
struct nid_path *p = snd_array_elem(&spec->paths, i);
if (p->depth <= 0)
continue;
for (type = 0; type < 2; type++) {
if (types & (1 << type)) {
unsigned int val = p->ctls[type];
if (get_amp_nid_(val) == nid &&
get_amp_direction_(val) == dir &&
get_amp_index_(val) == idx)
return true;
}
unsigned int val = p->ctls[type];
if (get_amp_nid_(val) == nid &&
get_amp_direction_(val) == dir &&
get_amp_index_(val) == idx)
return true;
}
}
return false;
}

/* check whether a control with the given (nid, dir, idx) was assigned */
static bool is_ctl_associated(struct hda_codec *codec, hda_nid_t nid,
int dir, int idx)
{
struct alc_spec *spec = codec->spec;
return is_ctl_associated_in_list(&spec->out_path, nid, dir, idx, 3) ||
is_ctl_associated_in_list(&spec->in_path, nid, dir, idx, 3) ||
is_ctl_associated_in_list(&spec->loopback_path, nid, dir, idx, 3);
}

/* can have the amp-in capability? */
static bool has_amp_in(struct hda_codec *codec, struct nid_path *path, int idx)
{
Expand Down Expand Up @@ -3864,13 +3846,15 @@ static bool has_amp_out(struct hda_codec *codec, struct nid_path *path, int idx)
return true;
}

static bool is_active_in_list(struct hda_codec *codec, struct snd_array *array,
hda_nid_t nid, int dir, int idx)
/* check whether the given (nid,dir,idx) is active */
static bool is_active_nid(struct hda_codec *codec, hda_nid_t nid,
unsigned int idx, unsigned int dir)
{
struct alc_spec *spec = codec->spec;
int i, n;

for (n = 0; n < array->used; n++) {
struct nid_path *path = snd_array_elem(array, n);
for (n = 0; n < spec->paths.used; n++) {
struct nid_path *path = snd_array_elem(&spec->paths, n);
if (!path->active)
continue;
for (i = 0; i < path->depth; i++) {
Expand All @@ -3884,16 +3868,6 @@ static bool is_active_in_list(struct hda_codec *codec, struct snd_array *array,
return false;
}

/* check whether the given (nid,dir,idx) is active */
static bool is_active_nid(struct hda_codec *codec, hda_nid_t nid,
unsigned int idx, unsigned int dir)
{
struct alc_spec *spec = codec->spec;
return is_active_in_list(codec, &spec->out_path, nid, idx, dir) ||
is_active_in_list(codec, &spec->in_path, nid, idx, dir) ||
is_active_in_list(codec, &spec->loopback_path, nid, idx, dir);
}

/* get the default amp value for the target state */
static int get_amp_val_to_activate(struct hda_codec *codec, hda_nid_t nid,
int dir, bool enable)
Expand Down Expand Up @@ -4163,7 +4137,7 @@ static int alc_auto_fill_multi_ios(struct hda_codec *codec,
}
if (!hardwired && spec->multi_ios < 2) {
/* cancel newly assigned paths */
spec->out_path.used -= spec->multi_ios - old_pins;
spec->paths.used -= spec->multi_ios - old_pins;
spec->multi_ios = old_pins;
return badness;
}
Expand Down Expand Up @@ -4659,9 +4633,7 @@ static int alc_alloc_spec(struct hda_codec *codec, hda_nid_t mixer_nid)
snd_hda_gen_init(&spec->gen);
snd_array_init(&spec->kctls, sizeof(struct snd_kcontrol_new), 32);
snd_array_init(&spec->bind_ctls, sizeof(struct hda_bind_ctls *), 8);
snd_array_init(&spec->out_path, sizeof(struct nid_path), 8);
snd_array_init(&spec->in_path, sizeof(struct nid_path), 8);
snd_array_init(&spec->loopback_path, sizeof(struct nid_path), 8);
snd_array_init(&spec->paths, sizeof(struct nid_path), 8);

err = alc_codec_rename_from_preset(codec);
if (err < 0) {
Expand Down

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