From: Ville Syrjälä Date: Thu, 12 Mar 2015 15:10:35 +0000 (+0200) Subject: drm/i915: Use DP_LINK_RATE_SET whenever possible X-Git-Tag: v4.1~210^2^2~90 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bc27b7d3f096e88f9b6571965452925fc93f2ca3;p=platform%2Fkernel%2Flinux-amlogic.git drm/i915: Use DP_LINK_RATE_SET whenever possible Drop the gen9 checks from the code and issue DP_LINK_RATE_SET whenever the sink reports to support it. Signed-off-by: Ville Syrjälä Reviewed-by: Sonika Jindal Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 5d8ec3a..aa3c678 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1371,14 +1371,15 @@ found: intel_dp->lane_count = lane_count; - intel_dp->link_bw = - drm_dp_link_rate_to_bw_code(supported_rates[clock]); - - if (INTEL_INFO(dev)->gen >= 9 && intel_dp->supported_rates[0]) { + if (intel_dp->num_supported_rates) { + intel_dp->link_bw = 0; intel_dp->rate_select = rate_to_index(supported_rates[clock], intel_dp->supported_rates); - intel_dp->link_bw = 0; + } else { + intel_dp->link_bw = + drm_dp_link_rate_to_bw_code(supported_rates[clock]); + intel_dp->rate_select = 0; } pipe_config->pipe_bpp = bpp; @@ -3492,7 +3493,7 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) if (drm_dp_enhanced_frame_cap(intel_dp->dpcd)) link_config[1] |= DP_LANE_COUNT_ENHANCED_FRAME_EN; drm_dp_dpcd_write(&intel_dp->aux, DP_LINK_BW_SET, link_config, 2); - if (INTEL_INFO(dev)->gen >= 9 && intel_dp->supported_rates[0]) + if (intel_dp->num_supported_rates) drm_dp_dpcd_write(&intel_dp->aux, DP_LINK_RATE_SET, &intel_dp->rate_select, 1);