diff options
Diffstat (limited to 'drivers/char/drm/drm_irq.c')
| -rw-r--r-- | drivers/char/drm/drm_irq.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/char/drm/drm_irq.c b/drivers/char/drm/drm_irq.c index b0d4b236e837..611a1173091d 100644 --- a/drivers/char/drm/drm_irq.c +++ b/drivers/char/drm/drm_irq.c @@ -98,20 +98,20 @@ static int drm_irq_install(drm_device_t * dev) if (dev->irq == 0) return -EINVAL; - down(&dev->struct_sem); + mutex_lock(&dev->struct_mutex); /* Driver must have been initialized */ if (!dev->dev_private) { - up(&dev->struct_sem); + mutex_unlock(&dev->struct_mutex); return -EINVAL; } if (dev->irq_enabled) { - up(&dev->struct_sem); + mutex_unlock(&dev->struct_mutex); return -EBUSY; } dev->irq_enabled = 1; - up(&dev->struct_sem); + mutex_unlock(&dev->struct_mutex); DRM_DEBUG("%s: irq=%d\n", __FUNCTION__, dev->irq); @@ -135,9 +135,9 @@ static int drm_irq_install(drm_device_t * dev) ret = request_irq(dev->irq, dev->driver->irq_handler, sh_flags, dev->devname, dev); if (ret < 0) { - down(&dev->struct_sem); + mutex_lock(&dev->struct_mutex); dev->irq_enabled = 0; - up(&dev->struct_sem); + mutex_unlock(&dev->struct_mutex); return ret; } @@ -161,10 +161,10 @@ int drm_irq_uninstall(drm_device_t * dev) if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) return -EINVAL; - down(&dev->struct_sem); + mutex_lock(&dev->struct_mutex); irq_enabled = dev->irq_enabled; dev->irq_enabled = 0; - up(&dev->struct_sem); + mutex_unlock(&dev->struct_mutex); if (!irq_enabled) return -EINVAL; |