From f82945dff51ff7b33f69cb45a8342b936e966f7f Mon Sep 17 00:00:00 2001 From: Ingo Molnar Date: Thu, 23 Mar 2006 03:00:47 -0800 Subject: [PATCH] oss: semaphore to mutex conversion Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Extracted for OSS/Free changes from Ingo's original patches. Signed-off-by: Ingo Molnar Signed-off-by: Takashi Iwai Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- sound/oss/ac97_codec.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) (limited to 'sound/oss/ac97_codec.c') diff --git a/sound/oss/ac97_codec.c b/sound/oss/ac97_codec.c index fd25aca..972327c 100644 --- a/sound/oss/ac97_codec.c +++ b/sound/oss/ac97_codec.c @@ -55,7 +55,7 @@ #include #include #include -#include +#include #define CODEC_ID_BUFSZ 14 @@ -304,7 +304,7 @@ static const unsigned int ac97_oss_rm[] = { static LIST_HEAD(codecs); static LIST_HEAD(codec_drivers); -static DECLARE_MUTEX(codec_sem); +static DEFINE_MUTEX(codec_mutex); /* reads the given OSS mixer from the ac97 the caller must have insured that the ac97 knows about that given mixer, and should be holding a spinlock for the card */ @@ -769,9 +769,9 @@ void ac97_release_codec(struct ac97_codec *codec) { /* Remove from the list first, we don't want to be "rediscovered" */ - down(&codec_sem); + mutex_lock(&codec_mutex); list_del(&codec->list); - up(&codec_sem); + mutex_unlock(&codec_mutex); /* * The driver needs to deal with internal * locking to avoid accidents here. @@ -889,7 +889,7 @@ int ac97_probe_codec(struct ac97_codec *codec) * callbacks. */ - down(&codec_sem); + mutex_lock(&codec_mutex); list_add(&codec->list, &codecs); list_for_each(l, &codec_drivers) { @@ -903,7 +903,7 @@ int ac97_probe_codec(struct ac97_codec *codec) } } - up(&codec_sem); + mutex_unlock(&codec_mutex); return 1; } @@ -1439,7 +1439,7 @@ int ac97_register_driver(struct ac97_driver *driver) struct list_head *l; struct ac97_codec *c; - down(&codec_sem); + mutex_lock(&codec_mutex); INIT_LIST_HEAD(&driver->list); list_add(&driver->list, &codec_drivers); @@ -1452,7 +1452,7 @@ int ac97_register_driver(struct ac97_driver *driver) continue; c->driver = driver; } - up(&codec_sem); + mutex_unlock(&codec_mutex); return 0; } @@ -1471,7 +1471,7 @@ void ac97_unregister_driver(struct ac97_driver *driver) struct list_head *l; struct ac97_codec *c; - down(&codec_sem); + mutex_lock(&codec_mutex); list_del_init(&driver->list); list_for_each(l, &codecs) @@ -1483,7 +1483,7 @@ void ac97_unregister_driver(struct ac97_driver *driver) } } - up(&codec_sem); + mutex_unlock(&codec_mutex); } EXPORT_SYMBOL_GPL(ac97_unregister_driver); @@ -1494,14 +1494,14 @@ static int swap_headphone(int remove_master) struct ac97_codec *c; if (remove_master) { - down(&codec_sem); + mutex_lock(&codec_mutex); list_for_each(l, &codecs) { c = list_entry(l, struct ac97_codec, list); if (supported_mixer(c, SOUND_MIXER_PHONEOUT)) c->supported_mixers &= ~SOUND_MASK_PHONEOUT; } - up(&codec_sem); + mutex_unlock(&codec_mutex); } else ac97_hw[SOUND_MIXER_PHONEOUT].offset = AC97_MASTER_VOL_STEREO; -- cgit v1.1