diff options
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index ab7cd0a75bd5..72bf533596c8 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c | |||
@@ -1068,23 +1068,15 @@ intel_dp_compute_config(struct intel_encoder *encoder, | |||
1068 | bpp = dev_priv->vbt.edp_bpp; | 1068 | bpp = dev_priv->vbt.edp_bpp; |
1069 | } | 1069 | } |
1070 | 1070 | ||
1071 | if (IS_BROADWELL(dev)) { | 1071 | /* |
1072 | /* Yes, it's an ugly hack. */ | 1072 | * Use the maximum clock and number of lanes the eDP panel |
1073 | min_lane_count = max_lane_count; | 1073 | * advertizes being capable of. The panels are generally |
1074 | DRM_DEBUG_KMS("forcing lane count to max (%u) on BDW\n", | 1074 | * designed to support only a single clock and lane |
1075 | min_lane_count); | 1075 | * configuration, and typically these values correspond to the |
1076 | } else if (dev_priv->vbt.edp_lanes) { | 1076 | * native resolution of the panel. |
1077 | min_lane_count = min(dev_priv->vbt.edp_lanes, | 1077 | */ |
1078 | max_lane_count); | 1078 | min_lane_count = max_lane_count; |
1079 | DRM_DEBUG_KMS("using min %u lanes per VBT\n", | 1079 | min_clock = max_clock; |
1080 | min_lane_count); | ||
1081 | } | ||
1082 | |||
1083 | if (dev_priv->vbt.edp_rate) { | ||
1084 | min_clock = min(dev_priv->vbt.edp_rate >> 3, max_clock); | ||
1085 | DRM_DEBUG_KMS("using min %02x link bw per VBT\n", | ||
1086 | bws[min_clock]); | ||
1087 | } | ||
1088 | } | 1080 | } |
1089 | 1081 | ||
1090 | for (; bpp >= 6*3; bpp -= 2*3) { | 1082 | for (; bpp >= 6*3; bpp -= 2*3) { |