aboutsummaryrefslogtreecommitdiffstats
path: root/sound/pci/hda/hda_beep.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/pci/hda/hda_beep.c')
-rw-r--r--sound/pci/hda/hda_beep.c151
1 files changed, 72 insertions, 79 deletions
diff --git a/sound/pci/hda/hda_beep.c b/sound/pci/hda/hda_beep.c
index 066b5b59c4d7..b7d9160ed868 100644
--- a/sound/pci/hda/hda_beep.c
+++ b/sound/pci/hda/hda_beep.c
@@ -127,44 +127,6 @@ static void turn_off_beep(struct hda_beep *beep)
}
}
-static void snd_hda_do_detach(struct hda_beep *beep)
-{
- if (beep->registered)
- input_unregister_device(beep->dev);
- else
- input_free_device(beep->dev);
- beep->dev = NULL;
- turn_off_beep(beep);
-}
-
-static int snd_hda_do_attach(struct hda_beep *beep)
-{
- struct input_dev *input_dev;
- struct hda_codec *codec = beep->codec;
-
- input_dev = input_allocate_device();
- if (!input_dev)
- return -ENOMEM;
-
- /* setup digital beep device */
- input_dev->name = "HDA Digital PCBeep";
- input_dev->phys = beep->phys;
- input_dev->id.bustype = BUS_PCI;
- input_dev->dev.parent = &codec->card->card_dev;
-
- input_dev->id.vendor = codec->core.vendor_id >> 16;
- input_dev->id.product = codec->core.vendor_id & 0xffff;
- input_dev->id.version = 0x01;
-
- input_dev->evbit[0] = BIT_MASK(EV_SND);
- input_dev->sndbit[0] = BIT_MASK(SND_BELL) | BIT_MASK(SND_TONE);
- input_dev->event = snd_hda_beep_event;
- input_set_drvdata(input_dev, beep);
-
- beep->dev = input_dev;
- return 0;
-}
-
/**
* snd_hda_enable_beep_device - Turn on/off beep sound
* @codec: the HDA codec
@@ -186,6 +148,38 @@ int snd_hda_enable_beep_device(struct hda_codec *codec, int enable)
}
EXPORT_SYMBOL_GPL(snd_hda_enable_beep_device);
+static int beep_dev_register(struct snd_device *device)
+{
+ struct hda_beep *beep = device->device_data;
+ int err;
+
+ err = input_register_device(beep->dev);
+ if (!err)
+ beep->registered = true;
+ return err;
+}
+
+static int beep_dev_disconnect(struct snd_device *device)
+{
+ struct hda_beep *beep = device->device_data;
+
+ if (beep->registered)
+ input_unregister_device(beep->dev);
+ else
+ input_free_device(beep->dev);
+ turn_off_beep(beep);
+ return 0;
+}
+
+static int beep_dev_free(struct snd_device *device)
+{
+ struct hda_beep *beep = device->device_data;
+
+ beep->codec->beep = NULL;
+ kfree(beep);
+ return 0;
+}
+
/**
* snd_hda_attach_beep_device - Attach a beep input device
* @codec: the HDA codec
@@ -194,14 +188,16 @@ EXPORT_SYMBOL_GPL(snd_hda_enable_beep_device);
* Attach a beep object to the given widget. If beep hint is turned off
* explicitly or beep_mode of the codec is turned off, this doesn't nothing.
*
- * The attached beep device has to be registered via
- * snd_hda_register_beep_device() and released via snd_hda_detach_beep_device()
- * appropriately.
- *
* Currently, only one beep device is allowed to each codec.
*/
int snd_hda_attach_beep_device(struct hda_codec *codec, int nid)
{
+ static struct snd_device_ops ops = {
+ .dev_register = beep_dev_register,
+ .dev_disconnect = beep_dev_disconnect,
+ .dev_free = beep_dev_free,
+ };
+ struct input_dev *input_dev;
struct hda_beep *beep;
int err;
@@ -226,14 +222,41 @@ int snd_hda_attach_beep_device(struct hda_codec *codec, int nid)
INIT_WORK(&beep->beep_work, &snd_hda_generate_beep);
mutex_init(&beep->mutex);
- err = snd_hda_do_attach(beep);
- if (err < 0) {
- kfree(beep);
- codec->beep = NULL;
- return err;
+ input_dev = input_allocate_device();
+ if (!input_dev) {
+ err = -ENOMEM;
+ goto err_free;
}
+ /* setup digital beep device */
+ input_dev->name = "HDA Digital PCBeep";
+ input_dev->phys = beep->phys;
+ input_dev->id.bustype = BUS_PCI;
+ input_dev->dev.parent = &codec->card->card_dev;
+
+ input_dev->id.vendor = codec->core.vendor_id >> 16;
+ input_dev->id.product = codec->core.vendor_id & 0xffff;
+ input_dev->id.version = 0x01;
+
+ input_dev->evbit[0] = BIT_MASK(EV_SND);
+ input_dev->sndbit[0] = BIT_MASK(SND_BELL) | BIT_MASK(SND_TONE);
+ input_dev->event = snd_hda_beep_event;
+ input_set_drvdata(input_dev, beep);
+
+ beep->dev = input_dev;
+
+ err = snd_device_new(codec->card, SNDRV_DEV_JACK, beep, &ops);
+ if (err < 0)
+ goto err_input;
+
return 0;
+
+ err_input:
+ input_free_device(beep->dev);
+ err_free:
+ kfree(beep);
+ codec->beep = NULL;
+ return err;
}
EXPORT_SYMBOL_GPL(snd_hda_attach_beep_device);
@@ -243,41 +266,11 @@ EXPORT_SYMBOL_GPL(snd_hda_attach_beep_device);
*/
void snd_hda_detach_beep_device(struct hda_codec *codec)
{
- struct hda_beep *beep = codec->beep;
- if (beep) {
- if (beep->dev)
- snd_hda_do_detach(beep);
- codec->beep = NULL;
- kfree(beep);
- }
+ if (!codec->bus->shutdown && codec->beep)
+ snd_device_free(codec->card, codec->beep);
}
EXPORT_SYMBOL_GPL(snd_hda_detach_beep_device);
-/**
- * snd_hda_register_beep_device - Register the beep device
- * @codec: the HDA codec
- */
-int snd_hda_register_beep_device(struct hda_codec *codec)
-{
- struct hda_beep *beep = codec->beep;
- int err;
-
- if (!beep || !beep->dev)
- return 0;
-
- err = input_register_device(beep->dev);
- if (err < 0) {
- codec_err(codec, "hda_beep: unable to register input device\n");
- input_free_device(beep->dev);
- codec->beep = NULL;
- kfree(beep);
- return err;
- }
- beep->registered = true;
- return 0;
-}
-EXPORT_SYMBOL_GPL(snd_hda_register_beep_device);
-
static bool ctl_has_mute(struct snd_kcontrol *kcontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);