ALSA: timer: Handle the device directly
This is a relatively straightforward change, using the struct device
directly for managing the ALSA timer device.
Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/core/timer.c b/sound/core/timer.c
index 28b673d..dae40ac 100644
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -1951,6 +1951,8 @@
snd_timer_free(timer);
}
+static struct device timer_dev;
+
/*
* ENTRY functions
*/
@@ -1959,6 +1961,9 @@
{
int err;
+ snd_device_initialize(&timer_dev, NULL);
+ dev_set_name(&timer_dev, "timer");
+
#ifdef SNDRV_OSS_INFO_DEV_TIMERS
snd_oss_info_register(SNDRV_OSS_INFO_DEV_TIMERS, SNDRV_CARDS - 1,
"system timer");
@@ -1967,14 +1972,17 @@
err = snd_timer_register_system();
if (err < 0) {
pr_err("ALSA: unable to register system timer (%i)\n", err);
+ put_device(&timer_dev);
return err;
}
- err = snd_register_device(SNDRV_DEVICE_TYPE_TIMER, NULL, 0,
- &snd_timer_f_ops, NULL, "timer");
+ err = snd_register_device_for_dev(SNDRV_DEVICE_TYPE_TIMER, NULL, 0,
+ &snd_timer_f_ops, NULL,
+ &timer_dev, NULL, NULL);
if (err < 0) {
pr_err("ALSA: unable to register timer device (%i)\n", err);
snd_timer_free_all();
+ put_device(&timer_dev);
return err;
}
@@ -1986,6 +1994,7 @@
{
snd_unregister_device(SNDRV_DEVICE_TYPE_TIMER, NULL, 0);
snd_timer_free_all();
+ put_device(&timer_dev);
snd_timer_proc_done();
#ifdef SNDRV_OSS_INFO_DEV_TIMERS
snd_oss_info_unregister(SNDRV_OSS_INFO_DEV_TIMERS, SNDRV_CARDS - 1);