kms: Don't use fb offset when using shadow buffer

1 files changed, 4 insertions, 1 deletions

diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index 4fb20d95..af5e56b9 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -366,8 +366,11 @@ drmmode_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode,
 
 
         fb_id = drmmode->fb_id;
-        if (drmmode_crtc->rotate_fb_id)
+        if (drmmode_crtc->rotate_fb_id) {
                 fb_id = drmmode_crtc->rotate_fb_id;
+                x = 0;
+                y = 0;
+        }
         ret = drmModeSetCrtc(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id,
                              fb_id, x, y, output_ids, output_count, &kmode);
         if (ret)