diff options
Diffstat (limited to 'sound')
-rw-r--r-- | sound/pci/hda/hda_codec.c | 16 | ||||
-rw-r--r-- | sound/pci/hda/hda_codec.h | 2 | ||||
-rw-r--r-- | sound/pci/hda/hda_intel.c | 6 |
3 files changed, 13 insertions, 11 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index f84874445b50..052a898a63ba 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -33,14 +33,6 @@ #include <sound/hda_hwdep.h> #include "hda_patch.h" /* codec presets */ -#ifdef CONFIG_SND_HDA_POWER_SAVE -/* define this option here to hide as static */ -static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT; -module_param(power_save, int, 0644); -MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " - "(in second, 0 = disable)."); -#endif - /* * vendor / preset table */ @@ -519,6 +511,7 @@ int __devinit snd_hda_bus_new(struct snd_card *card, bus->private_data = temp->private_data; bus->pci = temp->pci; bus->modelname = temp->modelname; + bus->power_save = temp->power_save; bus->ops = temp->ops; mutex_init(&bus->cmd_mutex); @@ -2694,15 +2687,18 @@ void snd_hda_power_up(struct hda_codec *codec) codec->power_transition = 0; } +#define power_save(codec) \ + ((codec)->bus->power_save ? *(codec)->bus->power_save : 0) + void snd_hda_power_down(struct hda_codec *codec) { --codec->power_count; if (!codec->power_on || codec->power_count || codec->power_transition) return; - if (power_save) { + if (power_save(codec)) { codec->power_transition = 1; /* avoid reentrance */ schedule_delayed_work(&codec->power_work, - msecs_to_jiffies(power_save * 1000)); + msecs_to_jiffies(power_save(codec) * 1000)); } } diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index e1077df5e882..4034625b5997 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -585,6 +585,7 @@ struct hda_bus_template { void *private_data; struct pci_dev *pci; const char *modelname; + int *power_save; struct hda_bus_ops ops; }; @@ -601,6 +602,7 @@ struct hda_bus { void *private_data; struct pci_dev *pci; const char *modelname; + int *power_save; struct hda_bus_ops ops; /* codec linked list */ diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index f13ec4c71f8a..f17ccd513350 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -83,7 +83,10 @@ module_param(enable_msi, int, 0444); MODULE_PARM_DESC(enable_msi, "Enable Message Signaled Interrupt (MSI)"); #ifdef CONFIG_SND_HDA_POWER_SAVE -/* power_save option is defined in hda_codec.c */ +static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT; +module_param(power_save, int, 0644); +MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " + "(in second, 0 = disable)."); /* reset the HD-audio controller in power save mode. * this may give more power-saving, but will take longer time to @@ -1230,6 +1233,7 @@ static int __devinit azx_codec_create(struct azx *chip, const char *model, memset(&bus_temp, 0, sizeof(bus_temp)); bus_temp.private_data = chip; bus_temp.modelname = model; + bus_temp.power_save = &power_save; bus_temp.pci = chip->pci; bus_temp.ops.command = azx_send_cmd; bus_temp.ops.get_response = azx_get_response; |