Set FBINFO_READS_FAST so that the console code uses scrolling instead of
rewriting. This improves scrolling speed.
A time to do ls -la /usr/bin:
original patched
32bpp 4.9 3.6
24bpp 4.9 2.9
16bpp 4.9 2.1
8bpp 4.9 1.7
Signed-off-by: Mikulas Patocka <[email protected]>
---
drivers/video/aty/atyfb_base.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
Index: linux-3.13-rc1/drivers/video/aty/atyfb_base.c
===================================================================
--- linux-3.13-rc1.orig/drivers/video/aty/atyfb_base.c 2013-11-27
00:25:42.000000000 +0100
+++ linux-3.13-rc1/drivers/video/aty/atyfb_base.c 2013-11-27
00:25:55.000000000 +0100
@@ -2653,7 +2653,8 @@ static int aty_init(struct fb_info *info
FBINFO_HWACCEL_IMAGEBLIT |
FBINFO_HWACCEL_FILLRECT |
FBINFO_HWACCEL_COPYAREA |
- FBINFO_HWACCEL_YPAN;
+ FBINFO_HWACCEL_YPAN |
+ FBINFO_READS_FAST;
#ifdef CONFIG_PMAC_BACKLIGHT
if (M64_HAS(G3_PB_1_1) && of_machine_is_compatible("PowerBook1,1")) {
--
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