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[2/4] drm/i915: remove HBR2 from chv supported list

Message ID 1439813711-2438-3-git-send-email-sivakumar.thulasimani@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Sivakumar Thulasimani Aug. 17, 2015, 12:15 p.m. UTC 
From: "Thulasimani,Sivakumar" <sivakumar.thulasimani@intel.com>

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)

Signed-off-by: Sivakumar Thulasimani <sivakumar.thulasimani@intel.com>
---
 drivers/gpu/drm/i915/intel_dp.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index bfe0567..475d8cb 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1220,11 +1220,12 @@  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;