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path: root/sound/pci/hda/hda_codec.c
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Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r--sound/pci/hda/hda_codec.c81
1 files changed, 73 insertions, 8 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index f98b47cd6cf..76d3c4c049d 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -824,6 +824,9 @@ int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list,
struct hda_pincfg *pin;
unsigned int oldcfg;
+ if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
+ return -EINVAL;
+
oldcfg = snd_hda_codec_get_pincfg(codec, nid);
pin = look_up_pincfg(codec, list, nid);
if (!pin) {
@@ -899,6 +902,25 @@ static void restore_pincfgs(struct hda_codec *codec)
}
}
+/**
+ * snd_hda_shutup_pins - Shut up all pins
+ * @codec: the HDA codec
+ *
+ * Clear all pin controls to shup up before suspend for avoiding click noise.
+ * The controls aren't cached so that they can be resumed properly.
+ */
+void snd_hda_shutup_pins(struct hda_codec *codec)
+{
+ int i;
+ for (i = 0; i < codec->init_pins.used; i++) {
+ struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i);
+ /* use read here for syncing after issuing each verb */
+ snd_hda_codec_read(codec, pin->nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL, 0);
+ }
+}
+EXPORT_SYMBOL_HDA(snd_hda_shutup_pins);
+
static void init_hda_cache(struct hda_cache_rec *cache,
unsigned int record_size);
static void free_hda_cache(struct hda_cache_rec *cache);
@@ -931,6 +953,7 @@ static void snd_hda_codec_free(struct hda_codec *codec)
#endif
list_del(&codec->list);
snd_array_free(&codec->mixers);
+ snd_array_free(&codec->nids);
codec->bus->caddr_tbl[codec->addr] = NULL;
if (codec->patch_ops.free)
codec->patch_ops.free(codec);
@@ -985,7 +1008,8 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr
mutex_init(&codec->control_mutex);
init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
- snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 60);
+ snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 32);
+ snd_array_init(&codec->nids, sizeof(struct hda_nid_item), 32);
snd_array_init(&codec->init_pins, sizeof(struct hda_pincfg), 16);
snd_array_init(&codec->driver_pins, sizeof(struct hda_pincfg), 16);
if (codec->bus->modelname) {
@@ -1708,7 +1732,7 @@ struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
EXPORT_SYMBOL_HDA(snd_hda_find_mixer_ctl);
/**
- * snd_hda_ctl-add - Add a control element and assign to the codec
+ * snd_hda_ctl_add - Add a control element and assign to the codec
* @codec: HD-audio codec
* @nid: corresponding NID (optional)
* @kctl: the control element to assign
@@ -1723,19 +1747,25 @@ EXPORT_SYMBOL_HDA(snd_hda_find_mixer_ctl);
*
* snd_hda_ctl_add() checks the control subdev id field whether
* #HDA_SUBDEV_NID_FLAG bit is set. If set (and @nid is zero), the lower
- * bits value is taken as the NID to assign.
+ * bits value is taken as the NID to assign. The #HDA_NID_ITEM_AMP bit
+ * specifies if kctl->private_value is a HDA amplifier value.
*/
int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
struct snd_kcontrol *kctl)
{
int err;
+ unsigned short flags = 0;
struct hda_nid_item *item;
- if (kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) {
+ if (kctl->id.subdevice & HDA_SUBDEV_AMP_FLAG) {
+ flags |= HDA_NID_ITEM_AMP;
if (nid == 0)
- nid = kctl->id.subdevice & 0xffff;
- kctl->id.subdevice = 0;
+ nid = get_amp_nid_(kctl->private_value);
}
+ if ((kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) != 0 && nid == 0)
+ nid = kctl->id.subdevice & 0xffff;
+ if (kctl->id.subdevice & (HDA_SUBDEV_NID_FLAG|HDA_SUBDEV_AMP_FLAG))
+ kctl->id.subdevice = 0;
err = snd_ctl_add(codec->bus->card, kctl);
if (err < 0)
return err;
@@ -1744,11 +1774,41 @@ int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
return -ENOMEM;
item->kctl = kctl;
item->nid = nid;
+ item->flags = flags;
return 0;
}
EXPORT_SYMBOL_HDA(snd_hda_ctl_add);
/**
+ * snd_hda_add_nid - Assign a NID to a control element
+ * @codec: HD-audio codec
+ * @nid: corresponding NID (optional)
+ * @kctl: the control element to assign
+ * @index: index to kctl
+ *
+ * Add the given control element to an array inside the codec instance.
+ * This function is used when #snd_hda_ctl_add cannot be used for 1:1
+ * NID:KCTL mapping - for example "Capture Source" selector.
+ */
+int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,
+ unsigned int index, hda_nid_t nid)
+{
+ struct hda_nid_item *item;
+
+ if (nid > 0) {
+ item = snd_array_new(&codec->nids);
+ if (!item)
+ return -ENOMEM;
+ item->kctl = kctl;
+ item->index = index;
+ item->nid = nid;
+ return 0;
+ }
+ return -EINVAL;
+}
+EXPORT_SYMBOL_HDA(snd_hda_add_nid);
+
+/**
* snd_hda_ctls_clear - Clear all controls assigned to the given codec
* @codec: HD-audio codec
*/
@@ -1759,6 +1819,7 @@ void snd_hda_ctls_clear(struct hda_codec *codec)
for (i = 0; i < codec->mixers.used; i++)
snd_ctl_remove(codec->bus->card, items[i].kctl);
snd_array_free(&codec->mixers);
+ snd_array_free(&codec->nids);
}
/* pseudo device locking
@@ -2706,7 +2767,8 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE,
power_state);
/* partial workaround for "azx_get_response timeout" */
- if (power_state == AC_PWRST_D0)
+ if (power_state == AC_PWRST_D0 &&
+ (codec->vendor_id & 0xffff0000) == 0x14f10000)
msleep(10);
nid = codec->start_nid;
@@ -2740,7 +2802,6 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
if (power_state == AC_PWRST_D0) {
unsigned long end_time;
int state;
- msleep(10);
/* wait until the codec reachs to D0 */
end_time = jiffies + msecs_to_jiffies(500);
do {
@@ -3214,6 +3275,8 @@ const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = {
/*
* get the empty PCM device number to assign
+ *
+ * note the max device number is limited by HDA_MAX_PCMS, currently 10
*/
static int get_empty_pcm_device(struct hda_bus *bus, int type)
{
@@ -3478,6 +3541,8 @@ int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
for (; knew->name; knew++) {
struct snd_kcontrol *kctl;
+ if (knew->iface == -1) /* skip this codec private value */
+ continue;
kctl = snd_ctl_new1(knew, codec);
if (!kctl)
return -ENOMEM;
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-11-04 06:32:56 +0000