diff options
| author | Takashi Iwai <tiwai@suse.de> | 2026-06-10 18:45:32 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2026-06-11 10:34:09 +0300 |
| commit | 2fa8d8b6c18b3443b65d42ced33bc9e36683e886 (patch) | |
| tree | 5b14a1afe27ff99d18d257531d4fa0ed09525668 /include | |
| parent | dcca9b6064c33c84fbeb9f09814178a206321249 (diff) | |
| download | linux-2fa8d8b6c18b3443b65d42ced33bc9e36683e886.tar.xz | |
ALSA: core: Use the new helper for the power refcount
Replace the open code for managing the power refcount in the snd_card
object with the new helper functions.
Only a code cleanup, no functional changes.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/20260610154538.51076-3-tiwai@suse.de
Diffstat (limited to 'include')
| -rw-r--r-- | include/sound/core.h | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/include/sound/core.h b/include/sound/core.h index a3f10294e834..404785b7d885 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -160,9 +160,8 @@ struct snd_card { #ifdef CONFIG_PM unsigned int power_state; /* power state */ - atomic_t power_ref; wait_queue_head_t power_sleep; - wait_queue_head_t power_ref_sleep; + struct snd_refcount power_ref; #endif #if IS_ENABLED(CONFIG_SND_MIXER_OSS) @@ -197,7 +196,7 @@ static inline void snd_power_change_state(struct snd_card *card, unsigned int st */ static inline void snd_power_ref(struct snd_card *card) { - atomic_inc(&card->power_ref); + snd_refcount_get(&card->power_ref); } /** @@ -206,8 +205,7 @@ static inline void snd_power_ref(struct snd_card *card) */ static inline void snd_power_unref(struct snd_card *card) { - if (atomic_dec_and_test(&card->power_ref)) - wake_up(&card->power_ref_sleep); + snd_refcount_put(&card->power_ref); } /** @@ -219,7 +217,7 @@ static inline void snd_power_unref(struct snd_card *card) */ static inline void snd_power_sync_ref(struct snd_card *card) { - wait_event(card->power_ref_sleep, !atomic_read(&card->power_ref)); + snd_refcount_sync(&card->power_ref); } /* init.c */ |