From a2317e6a571bb089d71eab747959c245907bed15 Mon Sep 17 00:00:00 2001 From: Mikulas Patocka Date: Thu, 23 Jan 2014 14:38:11 -0500 Subject: [PATCH] matroxfb: set FBINFO_READS_FAST 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 5.4 3.6 24bpp 5.1 3.0 16bpp 4.9 2.5 8bpp 4.9 2.0 Signed-off-by: Mikulas Patocka Signed-off-by: Tomi Valkeinen --- drivers/video/matrox/matroxfb_base.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c index 87c64ff4546c..7116c5309c7d 100644 --- a/drivers/video/matrox/matroxfb_base.c +++ b/drivers/video/matrox/matroxfb_base.c @@ -1773,7 +1773,8 @@ static int initMatrox2(struct matrox_fb_info *minfo, struct board *b) FBINFO_HWACCEL_FILLRECT | /* And fillrect */ FBINFO_HWACCEL_IMAGEBLIT | /* And imageblit */ FBINFO_HWACCEL_XPAN | /* And we support both horizontal */ - FBINFO_HWACCEL_YPAN; /* And vertical panning */ + FBINFO_HWACCEL_YPAN | /* And vertical panning */ + FBINFO_READS_FAST; minfo->video.len_usable &= PAGE_MASK; fb_alloc_cmap(&minfo->fbcon.cmap, 256, 1); -- 2.20.1