[PATCH] i810fb: Stop LCD displays from flickering

Stop LCD displays from flickering during high loads.

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/video/i810/i810_main.c b/drivers/video/i810/i810_main.c
index 082ddd2089a5ebd9b70b76723958f64cd31cc253..7018ffffcbc4e391f8dbc8076a072ed59f865f82 100644 (file)
--- a/drivers/video/i810/i810_main.c
+++ b/drivers/video/i810/i810_main.c
@@ -311,6 +311,8 @@ static void i810_hires(u8 __iomem *mmio)
        val = i810_readb(CR_DATA_CGA, mmio);
        i810_writeb(CR_INDEX_CGA, mmio, CR80);
        i810_writeb(CR_DATA_CGA, mmio, val | 1);
+       /* Stop LCD displays from flickering */
+       i810_writel(MEM_MODE, mmio, i810_readl(MEM_MODE, mmio) | 4);
 }
 
 /**