[Intel-gfx] [PATCH] VPG [BDW] drm/i915/bdw: DP aux channel control timeout change

kirankumar kiran.s.kumar at intel.com
Tue Nov 26 09:11:57 CET 2013


changing DP AUX control timeout to 600 instead of 400 for BDW.

Change-Id: Id507ef35490e12bbd896492c9da24d0db367bf1a
Signed-off-by: kirankumar <kiran.s.kumar at intel.com>
---
 drivers/gpu/drm/i915/intel_dp.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index ae2a057..953a3f6 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -351,7 +351,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
 		I915_WRITE(ch_ctl,
 			   DP_AUX_CH_CTL_SEND_BUSY |
 			   (has_aux_irq ? DP_AUX_CH_CTL_INTERRUPT : 0) |
-			   DP_AUX_CH_CTL_TIME_OUT_400us |
+			   DP_AUX_CH_CTL_TIME_OUT_600us |
 			   (send_bytes << DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT) |
 			   (precharge << DP_AUX_CH_CTL_PRECHARGE_2US_SHIFT) |
 			   (aux_clock_divider << DP_AUX_CH_CTL_BIT_CLOCK_2X_SHIFT) |
-- 
1.7.9.5




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