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authorEric Anholt <eric@anholt.net>2007-09-03 12:06:45 +1000
committerDave Airlie <airlied@optimus.(none)>2007-10-15 10:38:20 +1000
commitc153f45f9b7e30289157bba3ff5682291df16caa (patch)
tree33f21e1ebd83ec548751f3d490afe6230ab99972 /drivers/char/drm/drm_drawable.c
parentb589ee5943a9610ebaea6e4e3433f2ae4d812b0b (diff)
drm: Replace DRM_IOCTL_ARGS with (dev, data, file_priv) and remove DRM_DEVICE.
The data is now in kernel space, copied in/out as appropriate according to t This results in DRM_COPY_{TO,FROM}_USER going away, and error paths to deal with those failures. This also means that XFree86 4.2.0 support for i810 DR is lost. Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/char/drm/drm_drawable.c')
-rw-r--r--drivers/char/drm/drm_drawable.c61
1 files changed, 25 insertions, 36 deletions
diff --git a/drivers/char/drm/drm_drawable.c b/drivers/char/drm/drm_drawable.c
index 2787c9a3ab44..1839c57663c5 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;
}
@@ -75,69 +72,61 @@ 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 = -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 = -EFAULT;
@@ -152,15 +141,15 @@ 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);
+ DRM_ERROR("Invalid update type %d\n", update->type);
return -EINVAL;
}
@@ -168,7 +157,7 @@ int drm_update_drawable_info(DRM_IOCTL_ARGS)
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;