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ALSA: hda - Update to use the new jack kctls method 

Jack snd_kcontrols can now be created during snd_jack_new()
or by later calling snd_jack_add_new_kctls().

This patch creates the jacks during the initialisation stage
for both phantom and non phantom jacks.

Signed-off-by: Jie Yang <yang.jie@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Jie Yang 2015-04-27 21:20:59 +08:00 committed by Takashi Iwai
parent 4e3f0dc658
commit 2ba2dfa1fc
6 changed files with 31 additions and 74 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/sound/control.h
View File

@ -252,7 +252,7 @@ void snd_ctl_sync_vmaster(struct snd_kcontrol *kctl, bool hook_only);
* Helper functions for jack-detection controls
*/
struct snd_kcontrol *
snd_kctl_jack_new(const char *name, void *private_data, struct snd_card *card);
snd_kctl_jack_new(const char *name, struct snd_card *card);
void snd_kctl_jack_report(struct snd_card *card,
struct snd_kcontrol *kctl, bool status);

4
sound/core/ctljack.c
View File

@ -61,11 +61,11 @@ static void jack_kctl_name_gen(char *name, const char *src_name, int size)
}
struct snd_kcontrol *
snd_kctl_jack_new(const char *name, void *private_data, struct snd_card *card)
snd_kctl_jack_new(const char *name, struct snd_card *card)
{
struct snd_kcontrol *kctl;
kctl = snd_ctl_new1(&jack_detect_kctl, private_data);
kctl = snd_ctl_new1(&jack_detect_kctl, NULL);
if (!kctl)
return NULL;

2
sound/core/jack.c
View File

@ -135,7 +135,7 @@ static struct snd_jack_kctl * snd_jack_kctl_new(struct snd_card *card, const cha
struct snd_jack_kctl *jack_kctl;
int err;
kctl = snd_kctl_jack_new(name, card, card);
kctl = snd_kctl_jack_new(name, card);
if (!kctl)
return NULL;

90
sound/pci/hda/hda_jack.c
View File

@ -132,11 +132,11 @@ void snd_hda_jack_tbl_clear(struct hda_codec *codec)
for (i = 0; i < codec->jacktbl.used; i++, jack++) {
struct hda_jack_callback *cb, *next;
#ifdef CONFIG_SND_HDA_INPUT_JACK
/* free jack instances manually when clearing/reconfiguring */
if (!codec->bus->shutdown && jack->jack)
snd_device_free(codec->card, jack->jack);
#endif
for (cb = jack->callback; cb; cb = next) {
next = cb->next;
kfree(cb);
@ -337,20 +337,15 @@ void snd_hda_jack_report_sync(struct hda_codec *codec)
jack = codec->jacktbl.list;
for (i = 0; i < codec->jacktbl.used; i++, jack++)
if (jack->nid) {
if (!jack->kctl || jack->block_report)
if (!jack->jack || jack->block_report)
continue;
state = get_jack_plug_state(jack->pin_sense);
snd_kctl_jack_report(codec->card, jack->kctl, state);
#ifdef CONFIG_SND_HDA_INPUT_JACK
if (jack->jack)
snd_jack_report(jack->jack,
state ? jack->type : 0);
#endif
snd_jack_report(jack->jack,
state ? jack->type : 0);
}
}
EXPORT_SYMBOL_GPL(snd_hda_jack_report_sync);
#ifdef CONFIG_SND_HDA_INPUT_JACK
/* guess the jack type from the pin-config */
static int get_input_jack_type(struct hda_codec *codec, hda_nid_t nid)
{
@ -377,54 +372,42 @@ static void hda_free_jack_priv(struct snd_jack *jack)
jacks->nid = 0;
jacks->jack = NULL;
}
#endif
/**
* snd_hda_jack_add_kctl - Add a kctl for the given pin
* @codec: the HDA codec
* @nid: pin NID to assign
* @name: string name for the jack
* @idx: index number for the jack
* @phantom_jack: flag to deal as a phantom jack
*
* This assigns a jack-detection kctl to the given pin. The kcontrol
* will have the given name and index.
*/
static int __snd_hda_jack_add_kctl(struct hda_codec *codec, hda_nid_t nid,
const char *name, int idx, bool phantom_jack)
const char *name, bool phantom_jack)
{
struct hda_jack_tbl *jack;
struct snd_kcontrol *kctl;
int err, state;
int err, state, type;
jack = snd_hda_jack_tbl_new(codec, nid);
if (!jack)
return 0;
if (jack->kctl)
if (jack->jack)
return 0; /* already created */
kctl = snd_kctl_jack_new(name, codec, codec->card);
if (!kctl)
return -ENOMEM;
err = snd_hda_ctl_add(codec, nid, kctl);
type = get_input_jack_type(codec, nid);
err = snd_jack_new(codec->card, name, type,
&jack->jack, true, phantom_jack);
if (err < 0)
return err;
jack->kctl = kctl;
jack->phantom_jack = !!phantom_jack;
jack->phantom_jack = !!phantom_jack;
jack->type = type;
jack->jack->private_data = jack;
jack->jack->private_free = hda_free_jack_priv;
state = snd_hda_jack_detect(codec, nid);
snd_kctl_jack_report(codec->card, kctl, state);
#ifdef CONFIG_SND_HDA_INPUT_JACK
if (!phantom_jack) {
jack->type = get_input_jack_type(codec, nid);
err = snd_jack_new(codec->card, name, jack->type,
&jack->jack, false, false);
if (err < 0)
return err;
jack->jack->private_data = jack;
jack->jack->private_free = hda_free_jack_priv;
snd_jack_report(jack->jack, state ? jack->type : 0);
}
#endif
snd_jack_report(jack->jack, state ? jack->type : 0);
return 0;
}
@ -433,44 +416,23 @@ static int __snd_hda_jack_add_kctl(struct hda_codec *codec, hda_nid_t nid,
* @codec: the HDA codec
* @nid: pin NID
* @name: the name string for the jack ctl
* @idx: the ctl index for the jack ctl
*
* This is a simple helper calling __snd_hda_jack_add_kctl().
*/
int snd_hda_jack_add_kctl(struct hda_codec *codec, hda_nid_t nid,
const char *name, int idx)
const char *name)
{
return __snd_hda_jack_add_kctl(codec, nid, name, idx, false);
return __snd_hda_jack_add_kctl(codec, nid, name, false);
}
EXPORT_SYMBOL_GPL(snd_hda_jack_add_kctl);
/* get the unique index number for the given kctl name */
static int get_unique_index(struct hda_codec *codec, const char *name, int idx)
{
struct hda_jack_tbl *jack;
int i, len = strlen(name);
again:
jack = codec->jacktbl.list;
for (i = 0; i < codec->jacktbl.used; i++, jack++) {
/* jack->kctl.id contains "XXX Jack" name string with index */
if (jack->kctl &&
!strncmp(name, jack->kctl->id.name, len) &&
!strcmp(" Jack", jack->kctl->id.name + len) &&
jack->kctl->id.index == idx) {
idx++;
goto again;
}
}
return idx;
}
static int add_jack_kctl(struct hda_codec *codec, hda_nid_t nid,
const struct auto_pin_cfg *cfg,
const char *base_name)
{
unsigned int def_conf, conn;
char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
int idx, err;
int err;
bool phantom_jack;
if (!nid)
@ -482,16 +444,14 @@ static int add_jack_kctl(struct hda_codec *codec, hda_nid_t nid,
phantom_jack = (conn != AC_JACK_PORT_COMPLEX) ||
!is_jack_detectable(codec, nid);
if (base_name) {
if (base_name)
strlcpy(name, base_name, sizeof(name));
idx = 0;
} else
snd_hda_get_pin_label(codec, nid, cfg, name, sizeof(name), &idx);
else
snd_hda_get_pin_label(codec, nid, cfg, name, sizeof(name), NULL);
if (phantom_jack)
/* Example final name: "Internal Mic Phantom Jack" */
strncat(name, " Phantom", sizeof(name) - strlen(name) - 1);
idx = get_unique_index(codec, name, idx);
err = __snd_hda_jack_add_kctl(codec, nid, name, idx, phantom_jack);
err = __snd_hda_jack_add_kctl(codec, nid, name, phantom_jack);
if (err < 0)
return err;

5
sound/pci/hda/hda_jack.h
View File

@ -39,11 +39,8 @@ struct hda_jack_tbl {
unsigned int block_report:1; /* in a transitional state - do not report to userspace */
hda_nid_t gating_jack; /* valid when gating jack plugged */
hda_nid_t gated_jack; /* gated is dependent on this jack */
struct snd_kcontrol *kctl; /* assigned kctl for jack-detection */
#ifdef CONFIG_SND_HDA_INPUT_JACK
int type;
struct snd_jack *jack;
#endif
};
struct hda_jack_tbl *
@ -85,7 +82,7 @@ static inline bool snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid)
bool is_jack_detectable(struct hda_codec *codec, hda_nid_t nid);
int snd_hda_jack_add_kctl(struct hda_codec *codec, hda_nid_t nid,
const char *name, int idx);
const char *name);
int snd_hda_jack_add_kctls(struct hda_codec *codec,
const struct auto_pin_cfg *cfg);

2
sound/pci/hda/patch_hdmi.c
View File

@ -2081,7 +2081,7 @@ static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
strncat(hdmi_str, " Phantom",
sizeof(hdmi_str) - strlen(hdmi_str) - 1);
return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str);
}
static int generic_hdmi_build_controls(struct hda_codec *codec)