From: ling.ma@intel.com Date: Fri, 17 Jul 2009 03:44:30 +0000 (+0800) Subject: drm/i915: Add support for dual-channel LVDS on 8xx. X-Git-Tag: firefly_0821_release~13199^2~2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0c2e39525b3b53a97a0202c5f35058147e53977e;p=firefly-linux-kernel-4.4.55.git drm/i915: Add support for dual-channel LVDS on 8xx. This corresponds to a fix to UMS back in 2007. Fixes fd.o bug #20115. Signed-off-by: Ma Ling Signed-off-by: Eric Anholt --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 1da7b0b9ed31..d6fce2133413 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -90,7 +90,7 @@ struct intel_limit { #define I8XX_P2_SLOW 4 #define I8XX_P2_FAST 2 #define I8XX_P2_LVDS_SLOW 14 -#define I8XX_P2_LVDS_FAST 14 /* No fast option */ +#define I8XX_P2_LVDS_FAST 7 #define I8XX_P2_SLOW_LIMIT 165000 #define I9XX_DOT_MIN 20000