From: "Antonino A. Daplas" The SCROLL_MOVE method has been optimized such that it is significantly faster than SCROLL_REDRAW. Adjust flags to indicate that blitting is preferred over rendering. Signed-off-by: Antonino Daplas Signed-off-by: Andrew Morton --- drivers/video/nvidia/nvidia.c | 2 ++ 1 files changed, 2 insertions(+) diff -puN drivers/video/nvidia/nvidia.c~nvidiafb-adjust-flags-to-take-advantage-of-new-scroll-method drivers/video/nvidia/nvidia.c --- a/drivers/video/nvidia/nvidia.c~nvidiafb-adjust-flags-to-take-advantage-of-new-scroll-method +++ a/drivers/video/nvidia/nvidia.c @@ -674,6 +674,7 @@ static int nvidiafb_set_par(struct fb_in info->fbops->fb_sync = nvidiafb_sync; info->pixmap.scan_align = 4; info->flags &= ~FBINFO_HWACCEL_DISABLED; + info->flags |= FBINFO_READS_FAST; NVResetGraphics(info); } else { info->fbops->fb_imageblit = cfb_imageblit; @@ -682,6 +683,7 @@ static int nvidiafb_set_par(struct fb_in info->fbops->fb_sync = NULL; info->pixmap.scan_align = 1; info->flags |= FBINFO_HWACCEL_DISABLED; + info->flags &= ~FBINFO_READS_FAST; } par->cursor_reset = 1; _