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drm/i915: remove HBR2 from chv supported list 

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)

Cc: stable@vger.kernel.org # v4.1+
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Sivakumar Thulasimani <sivakumar.thulasimani@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
steinar/wifi_calib_4_9_kernel
Thulasimani,Sivakumar 2015-08-18 11:07:57 +05:30 committed by Jani Nikula
parent 33747cc5ec
commit 5e86dfe39f
1 changed files with 4 additions and 3 deletions
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7
drivers/gpu/drm/i915/intel_dp.c
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@ -1176,11 +1176,12 @@ intel_dp_source_rates(struct drm_device *dev, const int **source_rates)
*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;