[Intel-gfx] [PATCH 1/3] drm/i915/dp: Tweak auxch clock divider for PCH

Adam Jackson ajax at redhat.com
Tue Jul 26 21:39:44 CEST 2011


Matches the advice in the Sandybridge documentation.

Signed-off-by: Adam Jackson <ajax at redhat.com>
---
 drivers/gpu/drm/i915/intel_dp.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index dcc7ae6..3ad90f6 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -305,7 +305,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
 		else
 			aux_clock_divider = 225; /* eDP input clock at 450Mhz */
 	} else if (HAS_PCH_SPLIT(dev))
-		aux_clock_divider = 62; /* IRL input clock fixed at 125Mhz */
+		aux_clock_divider = 63; /* IRL input clock fixed at 125Mhz */
 	else
 		aux_clock_divider = intel_hrawclk(dev) / 2;
 
-- 
1.7.6




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