diff options
Diffstat (limited to 'drivers/char/drm/drm_drawable.c')
-rw-r--r-- | drivers/char/drm/drm_drawable.c | 67 |
1 files changed, 28 insertions, 39 deletions
diff --git a/drivers/char/drm/drm_drawable.c b/drivers/char/drm/drm_drawable.c index d6cdba5644e..1839c57663c 100644 --- a/drivers/char/drm/drm_drawable.c +++ b/drivers/char/drm/drm_drawable.c @@ -40,11 +40,10 @@ /** * Allocate drawable ID and memory to store information about it. */ -int drm_adddraw(DRM_IOCTL_ARGS) +int drm_adddraw(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; unsigned long irqflags; - struct drm_draw draw; + struct drm_draw *draw = data; int new_id = 0; int ret; @@ -63,11 +62,9 @@ again: spin_unlock_irqrestore(&dev->drw_lock, irqflags); - draw.handle = new_id; + draw->handle = new_id; - DRM_DEBUG("%d\n", draw.handle); - - DRM_COPY_TO_USER_IOCTL((struct drm_draw __user *)data, draw, sizeof(draw)); + DRM_DEBUG("%d\n", draw->handle); return 0; } @@ -75,72 +72,64 @@ again: /** * Free drawable ID and memory to store information about it. */ -int drm_rmdraw(DRM_IOCTL_ARGS) +int drm_rmdraw(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - struct drm_draw draw; + struct drm_draw *draw = data; unsigned long irqflags; - DRM_COPY_FROM_USER_IOCTL(draw, (struct drm_draw __user *) data, - sizeof(draw)); - spin_lock_irqsave(&dev->drw_lock, irqflags); - drm_free(drm_get_drawable_info(dev, draw.handle), + drm_free(drm_get_drawable_info(dev, draw->handle), sizeof(struct drm_drawable_info), DRM_MEM_BUFS); - idr_remove(&dev->drw_idr, draw.handle); + idr_remove(&dev->drw_idr, draw->handle); spin_unlock_irqrestore(&dev->drw_lock, irqflags); - DRM_DEBUG("%d\n", draw.handle); + DRM_DEBUG("%d\n", draw->handle); return 0; } -int drm_update_drawable_info(DRM_IOCTL_ARGS) +int drm_update_drawable_info(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEVICE; - struct drm_update_draw update; + struct drm_update_draw *update = data; unsigned long irqflags; struct drm_clip_rect *rects; struct drm_drawable_info *info; int err; - DRM_COPY_FROM_USER_IOCTL(update, (struct drm_update_draw __user *) data, - sizeof(update)); - - info = idr_find(&dev->drw_idr, update.handle); + info = idr_find(&dev->drw_idr, update->handle); if (!info) { info = drm_calloc(1, sizeof(*info), DRM_MEM_BUFS); if (!info) return -ENOMEM; - if (IS_ERR(idr_replace(&dev->drw_idr, info, update.handle))) { - DRM_ERROR("No such drawable %d\n", update.handle); + if (IS_ERR(idr_replace(&dev->drw_idr, info, update->handle))) { + DRM_ERROR("No such drawable %d\n", update->handle); drm_free(info, sizeof(*info), DRM_MEM_BUFS); return -EINVAL; } } - switch (update.type) { + switch (update->type) { case DRM_DRAWABLE_CLIPRECTS: - if (update.num != info->num_rects) { - rects = drm_alloc(update.num * sizeof(struct drm_clip_rect), + if (update->num != info->num_rects) { + rects = drm_alloc(update->num * sizeof(struct drm_clip_rect), DRM_MEM_BUFS); } else rects = info->rects; - if (update.num && !rects) { + if (update->num && !rects) { DRM_ERROR("Failed to allocate cliprect memory\n"); - err = DRM_ERR(ENOMEM); + err = -ENOMEM; goto error; } - if (update.num && DRM_COPY_FROM_USER(rects, + if (update->num && DRM_COPY_FROM_USER(rects, (struct drm_clip_rect __user *) - (unsigned long)update.data, - update.num * + (unsigned long)update->data, + update->num * sizeof(*rects))) { DRM_ERROR("Failed to copy cliprects from userspace\n"); - err = DRM_ERR(EFAULT); + err = -EFAULT; goto error; } @@ -152,23 +141,23 @@ int drm_update_drawable_info(DRM_IOCTL_ARGS) } info->rects = rects; - info->num_rects = update.num; + info->num_rects = update->num; spin_unlock_irqrestore(&dev->drw_lock, irqflags); DRM_DEBUG("Updated %d cliprects for drawable %d\n", - info->num_rects, update.handle); + info->num_rects, update->handle); break; default: - DRM_ERROR("Invalid update type %d\n", update.type); - return DRM_ERR(EINVAL); + DRM_ERROR("Invalid update type %d\n", update->type); + return -EINVAL; } return 0; error: if (rects != info->rects) - drm_free(rects, update.num * sizeof(struct drm_clip_rect), + drm_free(rects, update->num * sizeof(struct drm_clip_rect), DRM_MEM_BUFS); return err; |