diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 36 |
1 files changed, 14 insertions, 22 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 2a26774ddb68..59754451ae50 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, bpp = dev_priv->vbt.edp_bpp; } - if (IS_BROADWELL(dev)) { - /* Yes, it's an ugly hack. */ - min_lane_count = max_lane_count; - DRM_DEBUG_KMS("forcing lane count to max (%u) on BDW\n", - min_lane_count); - } else if (dev_priv->vbt.edp_lanes) { - min_lane_count = min(dev_priv->vbt.edp_lanes, - max_lane_count); - DRM_DEBUG_KMS("using min %u lanes per VBT\n", - min_lane_count); - } - - if (dev_priv->vbt.edp_rate) { - min_clock = min(dev_priv->vbt.edp_rate >> 3, max_clock); - DRM_DEBUG_KMS("using min %02x link bw per VBT\n", - bws[min_clock]); - } + /* + * Use the maximum clock and number of lanes the eDP panel + * advertizes being capable of. The panels are generally + * designed to support only a single clock and lane + * configuration, and typically these values correspond to the + * native resolution of the panel. + */ + min_lane_count = max_lane_count; + min_clock = max_clock; } for (; bpp >= 6*3; bpp -= 2*3) { @@ -3732,7 +3724,7 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) if (intel_dp->dpcd[DP_DPCD_REV] >= 0x12 && intel_dp->dpcd[DP_MAX_LANE_COUNT] & DP_TPS3_SUPPORTED) { intel_dp->use_tps3 = true; - DRM_DEBUG_KMS("Displayport TPS3 supported"); + DRM_DEBUG_KMS("Displayport TPS3 supported\n"); } else intel_dp->use_tps3 = false; @@ -3808,21 +3800,21 @@ int intel_dp_sink_crc(struct intel_dp *intel_dp, u8 *crc) u8 buf[1]; if (drm_dp_dpcd_readb(&intel_dp->aux, DP_TEST_SINK_MISC, buf) < 0) - return -EAGAIN; + return -EIO; if (!(buf[0] & DP_TEST_CRC_SUPPORTED)) return -ENOTTY; if (drm_dp_dpcd_writeb(&intel_dp->aux, DP_TEST_SINK, DP_TEST_SINK_START) < 0) - return -EAGAIN; + return -EIO; /* Wait 2 vblanks to be sure we will have the correct CRC value */ intel_wait_for_vblank(dev, intel_crtc->pipe); intel_wait_for_vblank(dev, intel_crtc->pipe); if (drm_dp_dpcd_read(&intel_dp->aux, DP_TEST_CRC_R_CR, crc, 6) < 0) - return -EAGAIN; + return -EIO; drm_dp_dpcd_writeb(&intel_dp->aux, DP_TEST_SINK, 0); return 0; @@ -4395,7 +4387,7 @@ intel_dp_connector_destroy(struct drm_connector *connector) { struct intel_connector *intel_connector = to_intel_connector(connector); - intel_dp_unset_edid(intel_attached_dp(connector)); + kfree(intel_connector->detect_edid); if (!IS_ERR_OR_NULL(intel_connector->edid)) kfree(intel_connector->edid); |