v2: Use the recently introduced INTEL_REVID() and SKL_REVID defines
(Nick Hoath)
Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_dp.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index d4c82d7..a7bc3e8 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -129,7 +129,10 @@ intel_dp_max_link_bw(struct intel_dp *intel_dp)
case DP_LINK_BW_2_7:
break;
case DP_LINK_BW_5_4: /* 1.2 capable displays may advertise higher bw */
- if (((IS_HASWELL(dev) && !IS_HSW_ULX(dev)) ||
+ if (IS_SKYLAKE(dev) && INTEL_REVID(dev) <= SKL_REVID_B0)
+ /* WaDisableHBR2:skl */
+ max_link_bw = DP_LINK_BW_2_7;
+ else if (((IS_HASWELL(dev) && !IS_HSW_ULX(dev)) ||
INTEL_INFO(dev)->gen >= 8) &&
intel_dp->dpcd[DP_DPCD_REV] >= 0x12)
max_link_bw = DP_LINK_BW_5_4;
--
1.8.3.1
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