diff options
Diffstat (limited to 'sound/pci/hda/hda_codec.c')
| -rw-r--r-- | sound/pci/hda/hda_codec.c | 48 |
1 files changed, 30 insertions, 18 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index e16cf63821ae..3c596da2b9b5 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; } @@ -485,6 +487,7 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card, { struct hda_bus *bus; int err; + char qname[8]; static struct snd_device_ops dev_ops = { .dev_register = snd_hda_bus_dev_register, .dev_free = snd_hda_bus_dev_free, @@ -514,6 +517,14 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card, mutex_init(&bus->cmd_mutex); INIT_LIST_HEAD(&bus->codec_list); + snprintf(qname, sizeof(qname), "hda%d", card->number); + bus->workq = create_workqueue(qname); + if (!bus->workq) { + snd_printk(KERN_ERR "cannot create workqueue %s\n", qname); + 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 +695,7 @@ 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 +746,7 @@ 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 +1284,7 @@ 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 +1430,12 @@ 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 +1447,7 @@ 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 +1459,7 @@ 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 +1474,12 @@ 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 +1491,12 @@ 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 +1509,7 @@ 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 +1519,7 @@ 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 +1531,12 @@ 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); |
