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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.c112
1 files changed, 93 insertions, 19 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index e16cf63821ae..0b708134d12f 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -373,7 +373,7 @@ int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
unsol->queue[wp] = res;
unsol->queue[wp + 1] = res_ex;
- schedule_work(&unsol->work);
+ queue_work(bus->workq, &unsol->work);
return 0;
}
@@ -437,15 +437,17 @@ static int snd_hda_bus_free(struct hda_bus *bus)
if (!bus)
return 0;
- if (bus->unsol) {
- flush_scheduled_work();
+ if (bus->workq)
+ flush_workqueue(bus->workq);
+ if (bus->unsol)
kfree(bus->unsol);
- }
list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
snd_hda_codec_free(codec);
}
if (bus->ops.private_free)
bus->ops.private_free(bus);
+ if (bus->workq)
+ destroy_workqueue(bus->workq);
kfree(bus);
return 0;
}
@@ -514,6 +516,16 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card,
mutex_init(&bus->cmd_mutex);
INIT_LIST_HEAD(&bus->codec_list);
+ snprintf(bus->workq_name, sizeof(bus->workq_name),
+ "hd-audio%d", card->number);
+ bus->workq = create_singlethread_workqueue(bus->workq_name);
+ if (!bus->workq) {
+ snd_printk(KERN_ERR "cannot create workqueue %s\n",
+ bus->workq_name);
+ kfree(bus);
+ return -ENOMEM;
+ }
+
err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
if (err < 0) {
snd_hda_bus_free(bus);
@@ -684,7 +696,7 @@ static void snd_hda_codec_free(struct hda_codec *codec)
return;
#ifdef CONFIG_SND_HDA_POWER_SAVE
cancel_delayed_work(&codec->power_work);
- flush_scheduled_work();
+ flush_workqueue(codec->bus->workq);
#endif
list_del(&codec->list);
snd_array_free(&codec->mixers);
@@ -735,6 +747,7 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr
codec->bus = bus;
codec->addr = codec_addr;
mutex_init(&codec->spdif_mutex);
+ 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 snd_kcontrol *), 32);
@@ -1272,7 +1285,7 @@ void snd_hda_codec_reset(struct hda_codec *codec)
#ifdef CONFIG_SND_HDA_POWER_SAVE
cancel_delayed_work(&codec->power_work);
- flush_scheduled_work();
+ flush_workqueue(codec->bus->workq);
#endif
snd_hda_ctls_clear(codec);
/* relase PCMs */
@@ -1418,12 +1431,12 @@ int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
unsigned long pval;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
pval = kcontrol->private_value;
kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
kcontrol->private_value = pval;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_get);
@@ -1435,7 +1448,7 @@ int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
unsigned long pval;
int i, indices, err = 0, change = 0;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
pval = kcontrol->private_value;
indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
for (i = 0; i < indices; i++) {
@@ -1447,7 +1460,7 @@ int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
change |= err;
}
kcontrol->private_value = pval;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err < 0 ? err : change;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_put);
@@ -1462,12 +1475,12 @@ int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
struct hda_bind_ctls *c;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
c = (struct hda_bind_ctls *)kcontrol->private_value;
kcontrol->private_value = *c->values;
err = c->ops->info(kcontrol, uinfo);
kcontrol->private_value = (long)c;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_info);
@@ -1479,12 +1492,12 @@ int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
struct hda_bind_ctls *c;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
c = (struct hda_bind_ctls *)kcontrol->private_value;
kcontrol->private_value = *c->values;
err = c->ops->get(kcontrol, ucontrol);
kcontrol->private_value = (long)c;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_get);
@@ -1497,7 +1510,7 @@ int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
unsigned long *vals;
int err = 0, change = 0;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
c = (struct hda_bind_ctls *)kcontrol->private_value;
for (vals = c->values; *vals; vals++) {
kcontrol->private_value = *vals;
@@ -1507,7 +1520,7 @@ int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
change |= err;
}
kcontrol->private_value = (long)c;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err < 0 ? err : change;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_put);
@@ -1519,12 +1532,12 @@ int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
struct hda_bind_ctls *c;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
c = (struct hda_bind_ctls *)kcontrol->private_value;
kcontrol->private_value = *c->values;
err = c->ops->tlv(kcontrol, op_flag, size, tlv);
kcontrol->private_value = (long)c;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_tlv);
@@ -2712,6 +2725,67 @@ int snd_hda_check_board_config(struct hda_codec *codec,
EXPORT_SYMBOL_HDA(snd_hda_check_board_config);
/**
+ * snd_hda_check_board_codec_sid_config - compare the current codec
+ subsystem ID with the
+ config table
+
+ This is important for Gateway notebooks with SB450 HDA Audio
+ where the vendor ID of the PCI device is:
+ ATI Technologies Inc SB450 HDA Audio [1002:437b]
+ and the vendor/subvendor are found only at the codec.
+
+ * @codec: the HDA codec
+ * @num_configs: number of config enums
+ * @models: array of model name strings
+ * @tbl: configuration table, terminated by null entries
+ *
+ * Compares the modelname or PCI subsystem id of the current codec with the
+ * given configuration table. If a matching entry is found, returns its
+ * config value (supposed to be 0 or positive).
+ *
+ * If no entries are matching, the function returns a negative value.
+ */
+int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
+ int num_configs, const char **models,
+ const struct snd_pci_quirk *tbl)
+{
+ const struct snd_pci_quirk *q;
+
+ /* Search for codec ID */
+ for (q = tbl; q->subvendor; q++) {
+ unsigned long vendorid = (q->subdevice) | (q->subvendor << 16);
+
+ if (vendorid == codec->subsystem_id)
+ break;
+ }
+
+ if (!q->subvendor)
+ return -1;
+
+ tbl = q;
+
+ if (tbl->value >= 0 && tbl->value < num_configs) {
+#ifdef CONFIG_SND_DEBUG_DETECT
+ char tmp[10];
+ const char *model = NULL;
+ if (models)
+ model = models[tbl->value];
+ if (!model) {
+ sprintf(tmp, "#%d", tbl->value);
+ model = tmp;
+ }
+ snd_printdd(KERN_INFO "hda_codec: model '%s' is selected "
+ "for config %x:%x (%s)\n",
+ model, tbl->subvendor, tbl->subdevice,
+ (tbl->name ? tbl->name : "Unknown device"));
+#endif
+ return tbl->value;
+ }
+ return -1;
+}
+EXPORT_SYMBOL_HDA(snd_hda_check_board_codec_sid_config);
+
+/**
* snd_hda_add_new_ctls - create controls from the array
* @codec: the HDA codec
* @knew: the array of struct snd_kcontrol_new
@@ -2803,7 +2877,7 @@ void snd_hda_power_down(struct hda_codec *codec)
return;
if (power_save(codec)) {
codec->power_transition = 1; /* avoid reentrance */
- schedule_delayed_work(&codec->power_work,
+ queue_delayed_work(codec->bus->workq, &codec->power_work,
msecs_to_jiffies(power_save(codec) * 1000));
}
}
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-08 19:44:02 +0000