From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:52432 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754359AbbIKWlI (ORCPT ); Fri, 11 Sep 2015 18:41:08 -0400 Subject: Patch "drm/i915: remove HBR2 from chv supported list" has been added to the 4.1-stable tree To: sivakumar.thulasimani@intel.com, gregkh@linuxfoundation.org, jani.nikula@intel.com, ville.syrjala@linux.intel.com Cc: , From: Date: Fri, 11 Sep 2015 15:41:06 -0700 Message-ID: <144201126624284@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: 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 know about it. >>From 5e86dfe39f54ab13fd8079ac3d6cb100318909a3 Mon Sep 17 00:00:00 2001 From: "Thulasimani,Sivakumar" Date: Tue, 18 Aug 2015 11:07:57 +0530 Subject: drm/i915: remove HBR2 from chv supported list MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: "Thulasimani,Sivakumar" 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) Reviewed-by: Ville Syrjälä Signed-off-by: Sivakumar Thulasimani Signed-off-by: Jani Nikula Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/i915/intel_dp.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -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 sivakumar.thulasimani@intel.com are queue-4.1/drm-i915-avoid-tp3-on-chv.patch queue-4.1/drm-i915-remove-hbr2-from-chv-supported-list.patch