That's unnecessary since partial screen updates from GMRs are fast.
Also fix cliprect pointer dereferencing

Signed-off-by: Thomas Hellstrom <thellst...@vmware.com>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_kms.c |   12 +++++-------
 1 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c 
b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index b1af76e..686692d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -553,9 +553,7 @@ int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer 
*framebuffer,
        } *cmd;
        int i, increment = 1;
 
-       if (!num_clips ||
-           !(dev_priv->fifo.capabilities &
-             SVGA_FIFO_CAP_SCREEN_OBJECT)) {
+       if (!num_clips) {
                num_clips = 1;
                clips = &norect;
                norect.x1 = norect.y1 = 0;
@@ -574,10 +572,10 @@ int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer 
*framebuffer,
 
        for (i = 0; i < num_clips; i++, clips += increment) {
                cmd[i].header = cpu_to_le32(SVGA_CMD_UPDATE);
-               cmd[i].body.x = cpu_to_le32(clips[i].x1);
-               cmd[i].body.y = cpu_to_le32(clips[i].y1);
-               cmd[i].body.width = cpu_to_le32(clips[i].x2 - clips[i].x1);
-               cmd[i].body.height = cpu_to_le32(clips[i].y2 - clips[i].y1);
+               cmd[i].body.x = cpu_to_le32(clips->x1);
+               cmd[i].body.y = cpu_to_le32(clips->y1);
+               cmd[i].body.width = cpu_to_le32(clips->x2 - clips->x1);
+               cmd[i].body.height = cpu_to_le32(clips->y2 - clips->y1);
        }
 
        vmw_fifo_commit(dev_priv, sizeof(*cmd) * num_clips);
-- 
1.6.2.5


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