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From: Adam Jackson <ajax@redhat.com>
To: intel-gfx@lists.freedesktop.org
Subject: [PATCH 1/3] drm/i915/dp: Tweak auxch clock divider for PCH
Date: Tue, 26 Jul 2011 15:39:44 -0400	[thread overview]
Message-ID: <1311709186-13027-1-git-send-email-ajax@redhat.com> (raw)

Matches the advice in the Sandybridge documentation.

Signed-off-by: Adam Jackson <ajax@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

             reply	other threads:[~2011-07-26 19:39 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-26 19:39 Adam Jackson [this message]
2011-07-26 19:39 ` [PATCH 2/3] drm/i915/dp: Use auxch precharge value of 5 everywhere Adam Jackson
2011-07-26 19:39 ` [PATCH 3/3] drm/i915/dp: Check for AUXCH error before checking for success Adam Jackson
2012-01-17 15:19 ` [PATCH 1/3] drm/i915/dp: Tweak auxch clock divider for PCH Jesse Barnes
2012-01-17 15:49   ` Daniel Vetter
2012-01-17 15:42 ` Jesse Barnes

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