diff options
Diffstat (limited to 'sound/pci/emu10k1/emufx.c')
| -rw-r--r-- | sound/pci/emu10k1/emufx.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/sound/pci/emu10k1/emufx.c b/sound/pci/emu10k1/emufx.c index 50983725273..dfba00230d4 100644 --- a/sound/pci/emu10k1/emufx.c +++ b/sound/pci/emu10k1/emufx.c @@ -32,6 +32,8 @@ #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/init.h> +#include <linux/mutex.h> + #include <sound/core.h> #include <sound/emu10k1.h> @@ -874,7 +876,7 @@ static int snd_emu10k1_icode_poke(struct snd_emu10k1 *emu, { int err = 0; - down(&emu->fx8010.lock); + mutex_lock(&emu->fx8010.lock); if ((err = snd_emu10k1_verify_controls(emu, icode)) < 0) goto __error; strlcpy(emu->fx8010.name, icode->name, sizeof(emu->fx8010.name)); @@ -897,7 +899,7 @@ static int snd_emu10k1_icode_poke(struct snd_emu10k1 *emu, else snd_emu10k1_ptr_write(emu, DBG, 0, emu->fx8010.dbg); __error: - up(&emu->fx8010.lock); + mutex_unlock(&emu->fx8010.lock); return err; } @@ -906,7 +908,7 @@ static int snd_emu10k1_icode_peek(struct snd_emu10k1 *emu, { int err; - down(&emu->fx8010.lock); + mutex_lock(&emu->fx8010.lock); strlcpy(icode->name, emu->fx8010.name, sizeof(icode->name)); /* ok, do the main job */ err = snd_emu10k1_gpr_peek(emu, icode); @@ -916,7 +918,7 @@ static int snd_emu10k1_icode_peek(struct snd_emu10k1 *emu, err = snd_emu10k1_code_peek(emu, icode); if (err >= 0) err = snd_emu10k1_list_controls(emu, icode); - up(&emu->fx8010.lock); + mutex_unlock(&emu->fx8010.lock); return err; } @@ -932,7 +934,7 @@ static int snd_emu10k1_ipcm_poke(struct snd_emu10k1 *emu, if (ipcm->channels > 32) return -EINVAL; pcm = &emu->fx8010.pcm[ipcm->substream]; - down(&emu->fx8010.lock); + mutex_lock(&emu->fx8010.lock); spin_lock_irq(&emu->reg_lock); if (pcm->opened) { err = -EBUSY; @@ -962,7 +964,7 @@ static int snd_emu10k1_ipcm_poke(struct snd_emu10k1 *emu, } __error: spin_unlock_irq(&emu->reg_lock); - up(&emu->fx8010.lock); + mutex_unlock(&emu->fx8010.lock); return err; } @@ -976,7 +978,7 @@ static int snd_emu10k1_ipcm_peek(struct snd_emu10k1 *emu, if (ipcm->substream >= EMU10K1_FX8010_PCM_COUNT) return -EINVAL; pcm = &emu->fx8010.pcm[ipcm->substream]; - down(&emu->fx8010.lock); + mutex_lock(&emu->fx8010.lock); spin_lock_irq(&emu->reg_lock); ipcm->channels = pcm->channels; ipcm->tram_start = pcm->tram_start; @@ -992,7 +994,7 @@ static int snd_emu10k1_ipcm_peek(struct snd_emu10k1 *emu, ipcm->res1 = ipcm->res2 = 0; ipcm->pad = 0; spin_unlock_irq(&emu->reg_lock); - up(&emu->fx8010.lock); + mutex_unlock(&emu->fx8010.lock); return err; } @@ -2308,9 +2310,9 @@ static int snd_emu10k1_fx8010_ioctl(struct snd_hwdep * hw, struct file *file, un return -EPERM; if (get_user(addr, (unsigned int __user *)argp)) return -EFAULT; - down(&emu->fx8010.lock); + mutex_lock(&emu->fx8010.lock); res = snd_emu10k1_fx8010_tram_setup(emu, addr); - up(&emu->fx8010.lock); + mutex_unlock(&emu->fx8010.lock); return res; case SNDRV_EMU10K1_IOCTL_STOP: if (!capable(CAP_SYS_ADMIN)) |