drm/radeon/dp: use drm_dp_enhanced_frame_cap()

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 0088541..fb3ae07 100644 (file)
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -690,8 +690,7 @@ static int radeon_dp_link_train_init(struct radeon_dp_link_train_info *dp_info)
 
        /* set the lane count on the sink */
        tmp = dp_info->dp_lane_count;
-       if (dp_info->dpcd[DP_DPCD_REV] >= 0x11 &&
-           dp_info->dpcd[DP_MAX_LANE_COUNT] & DP_ENHANCED_FRAME_CAP)
+       if (drm_dp_enhanced_frame_cap(dp_info->dpcd))
                tmp |= DP_LANE_COUNT_ENHANCED_FRAME_EN;
        radeon_write_dpcd_reg(dp_info->radeon_connector, DP_LANE_COUNT_SET, tmp);