diff options
Diffstat (limited to 'drivers/char/drm/i830_irq.c')
| -rw-r--r-- | drivers/char/drm/i830_irq.c | 26 |
1 files changed, 8 insertions, 18 deletions
diff --git a/drivers/char/drm/i830_irq.c b/drivers/char/drm/i830_irq.c index 9c28939e2db..76403f4b620 100644 --- a/drivers/char/drm/i830_irq.c +++ b/drivers/char/drm/i830_irq.c @@ -114,12 +114,11 @@ static int i830_wait_irq(struct drm_device * dev, int irq_nr) /* Needs the lock as it touches the ring. */ -int i830_irq_emit(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +int i830_irq_emit(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_irq_emit_t emit; + drm_i830_irq_emit_t *emit = data; int result; LOCK_TEST_WITH_RETURN(dev, file_priv); @@ -129,13 +128,9 @@ int i830_irq_emit(struct inode *inode, struct drm_file *file_priv, return -EINVAL; } - if (copy_from_user - (&emit, (drm_i830_irq_emit_t __user *) arg, sizeof(emit))) - return -EFAULT; - result = i830_emit_irq(dev); - if (copy_to_user(emit.irq_seq, &result, sizeof(int))) { + if (copy_to_user(emit->irq_seq, &result, sizeof(int))) { DRM_ERROR("copy_to_user\n"); return -EFAULT; } @@ -145,23 +140,18 @@ int i830_irq_emit(struct inode *inode, struct drm_file *file_priv, /* Doesn't need the hardware lock. */ -int i830_irq_wait(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +int i830_irq_wait(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; drm_i830_private_t *dev_priv = dev->dev_private; - drm_i830_irq_wait_t irqwait; + drm_i830_irq_wait_t *irqwait = data; if (!dev_priv) { DRM_ERROR("%s called with no initialization\n", __FUNCTION__); return -EINVAL; } - if (copy_from_user(&irqwait, (drm_i830_irq_wait_t __user *) arg, - sizeof(irqwait))) - return -EFAULT; - - return i830_wait_irq(dev, irqwait.irq_seq); + return i830_wait_irq(dev, irqwait->irq_seq); } /* drm_dma.h hooks |