diff options
author | Takashi Iwai <tiwai@suse.de> | 2007-12-03 16:08:40 (GMT) |
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committer | Jaroslav Kysela <perex@perex.cz> | 2008-01-31 16:29:31 (GMT) |
commit | befceea90b17792cb03cc4e22f3329c89621bba3 (patch) | |
tree | 792c6ceb965e9c522d0847a1d2d53d48aed7fc4d /sound/pci/echoaudio/echoaudio.c | |
parent | e3cde64af44624030e7635881a5d1932c353a335 (diff) | |
download | linux-fsl-qoriq-befceea90b17792cb03cc4e22f3329c89621bba3.tar.xz |
[ALSA] echoaudio - convert from semaphore to mutex
Converted from semaphore to mutex.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound/pci/echoaudio/echoaudio.c')
-rw-r--r-- | sound/pci/echoaudio/echoaudio.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c index 499ee1a..90ec090 100644 --- a/sound/pci/echoaudio/echoaudio.c +++ b/sound/pci/echoaudio/echoaudio.c @@ -378,7 +378,7 @@ static int pcm_digital_in_open(struct snd_pcm_substream *substream) DE_ACT(("pcm_digital_in_open\n")); max_channels = num_digital_busses_in(chip) - substream->number; - down(&chip->mode_mutex); + mutex_lock(&chip->mode_mutex); if (chip->digital_mode == DIGITAL_MODE_ADAT) err = pcm_open(substream, max_channels); else /* If the card has ADAT, subtract the 6 channels @@ -405,7 +405,7 @@ static int pcm_digital_in_open(struct snd_pcm_substream *substream) chip->can_set_rate=0; din_exit: - up(&chip->mode_mutex); + mutex_unlock(&chip->mode_mutex); return err; } @@ -420,7 +420,7 @@ static int pcm_digital_out_open(struct snd_pcm_substream *substream) DE_ACT(("pcm_digital_out_open\n")); max_channels = num_digital_busses_out(chip) - substream->number; - down(&chip->mode_mutex); + mutex_lock(&chip->mode_mutex); if (chip->digital_mode == DIGITAL_MODE_ADAT) err = pcm_open(substream, max_channels); else /* If the card has ADAT, subtract the 6 channels @@ -447,7 +447,7 @@ static int pcm_digital_out_open(struct snd_pcm_substream *substream) if (atomic_read(&chip->opencount) > 1 && chip->rate_set) chip->can_set_rate=0; dout_exit: - up(&chip->mode_mutex); + mutex_unlock(&chip->mode_mutex); return err; } @@ -1420,7 +1420,7 @@ static int snd_echo_digital_mode_put(struct snd_kcontrol *kcontrol, if (dmode != chip->digital_mode) { /* mode_mutex is required to make this operation atomic wrt pcm_digital_*_open() and set_input_clock() functions. */ - down(&chip->mode_mutex); + mutex_lock(&chip->mode_mutex); /* Do not allow the user to change the digital mode when a pcm device is open because it also changes the number of channels @@ -1439,7 +1439,7 @@ static int snd_echo_digital_mode_put(struct snd_kcontrol *kcontrol, if (changed >= 0) changed = 1; /* No errors */ } - up(&chip->mode_mutex); + mutex_unlock(&chip->mode_mutex); } return changed; } @@ -1566,12 +1566,12 @@ static int snd_echo_clock_source_put(struct snd_kcontrol *kcontrol, return -EINVAL; dclock = chip->clock_source_list[eclock]; if (chip->input_clock != dclock) { - down(&chip->mode_mutex); + mutex_lock(&chip->mode_mutex); spin_lock_irq(&chip->lock); if ((changed = set_input_clock(chip, dclock)) == 0) changed = 1; /* no errors */ spin_unlock_irq(&chip->lock); - up(&chip->mode_mutex); + mutex_unlock(&chip->mode_mutex); } if (changed < 0) @@ -1972,7 +1972,7 @@ static __devinit int snd_echo_create(struct snd_card *card, return err; } atomic_set(&chip->opencount, 0); - init_MUTEX(&chip->mode_mutex); + mutex_init(&chip->mode_mutex); chip->can_set_rate = 1; *rchip = chip; /* Init done ! */ |