Patch "drm/i915: remove HBR2 from chv supported list" has been added to the 4.1-stable tree
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This is a note to let you know that I've just added the patch titled
drm/i915: remove HBR2 from chv supported list
to the 4.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-i915-remove-hbr2-from-chv-supported-list.patch
and it can be found in the queue-4.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.
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From
5e86dfe39f54ab13fd8079ac3d6cb100318909a3Mon Sep 17 00:00:00 2001
From: "Thulasimani,Sivakumar" <[email protected]>
Date: Tue, 18 Aug 2015 11:07:57 +0530
Subject: drm/i915: remove HBR2 from chv supported list
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From: "Thulasimani,Sivakumar" <[email protected]>
commit 5e86dfe39f54ab13fd8079ac3d6cb100318909a3 upstream.
This patch removes 5.4Gbps from supported link rate for CHV since it is not supported in it.
v2: change the ordering for better readability (Ville)
--- drivers/gpu/drm/i915/intel_dp.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
drivers/gpu/drm/i915/intel_dp.c +4 -3
@@ -1163,11 +1163,12 @@ intel_dp_source_rates(struct drm_device *source_rates = default_rates; +/* WaDisableHBR2:skl */ if (IS_SKYLAKE (dev) &&INTEL_REVID (dev) <=SKL_REVID_B0 ) -/* WaDisableHBR2:skl */ return (DP_LINK_BW_2_7 >>3 ) +1 ; -else if (INTEL_INFO (dev)->gen >=8 || - (IS_HASWELL (dev) && !IS_HSW_ULX (dev))) + +if ((IS_HASWELL (dev) && !IS_HSW_ULX (dev)) ||IS_BROADWELL (dev) || + (INTEL_INFO (dev)->gen >=9 ))return (DP_LINK_BW_5_4 >>3 ) +1 ;else return (DP_LINK_BW_2_7 >>3 ) +1 ;
Patches currently in stable-queue which might be from [email protected] are
queue-4.1/drm-i915-avoid-tp3-on-chv.patch queue-4.1/drm-i915-remove-hbr2-from-chv-supported-list.patch