nvidiafb: adjust flags to take advantage of new scroll method

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 <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/video/nvidia/nvidia.c b/drivers/video/nvidia/nvidia.c
index 41f6365..8c3a253 100644 (file)
--- a/drivers/video/nvidia/nvidia.c
+++ b/drivers/video/nvidia/nvidia.c
@@ -674,6 +674,7 @@ static int nvidiafb_set_par(struct fb_info *info)
                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_info *info)
                info->fbops->fb_sync = NULL;
                info->pixmap.scan_align = 1;
                info->flags |= FBINFO_HWACCEL_DISABLED;
+               info->flags &= ~FBINFO_READS_FAST;
        }
 
        par->cursor_reset = 1;