Convert the semaphore to a mutex in echoaudio.c
Signed-off-by: Kevin Winchester <[email protected]>
---
sound/pci/echoaudio/echoaudio.c | 18 +++++++++---------
sound/pci/echoaudio/echoaudio.h | 2 +-
2 files changed, 10 insertions(+), 10 deletions(-)
Index: v2.6.24-rc4/sound/pci/echoaudio/echoaudio.c
===================================================================
--- v2.6.24-rc4.orig/sound/pci/echoaudio/echoaudio.c
+++ v2.6.24-rc4/sound/pci/echoaudio/echoaudio.c
@@ -378,7 +378,7 @@ static int pcm_digital_in_open(struct sn
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 sn
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 s
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 s
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(str
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(str
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(str
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(str
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 ! */
Index: v2.6.24-rc4/sound/pci/echoaudio/echoaudio.h
===================================================================
--- v2.6.24-rc4.orig/sound/pci/echoaudio/echoaudio.h
+++ v2.6.24-rc4/sound/pci/echoaudio/echoaudio.h
@@ -361,7 +361,7 @@ struct echoaudio {
spinlock_t lock;
struct snd_pcm_substream *substream[DSP_MAXPIPES];
int last_period[DSP_MAXPIPES];
- struct semaphore mode_mutex;
+ struct mutex mode_mutex;
u16 num_digital_modes, digital_mode_list[6];
u16 num_clock_sources, clock_source_list[10];
atomic_t opencount;
--
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
