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Signed-off-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_dp.c | 21 +++++++++++++-------- 1 file changed, 13 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index a921092e760b5..81240529337bc 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2226,6 +2226,14 @@ static int dsc_compute_compressed_bpp(struct intel_dp *intel_dp, max_bpp_x16 = align_max_compressed_bpp_x16(connector, pipe_config->output_format, pipe_bpp, max_bpp_x16); + if (intel_dp_is_edp(intel_dp)) { + pipe_config->port_clock = limits->max_rate; + pipe_config->lane_count = limits->max_lane_count; + + pipe_config->dsc.compressed_bpp_x16 = max_bpp_x16; + + return 0; + } for (bpp_x16 = max_bpp_x16; bpp_x16 >= min_bpp_x16; bpp_x16 -= bpp_step_x16) { if (!intel_dp_dsc_valid_compressed_bpp(intel_dp, bpp_x16)) @@ -2318,9 +2326,8 @@ static int intel_edp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, struct drm_connector_state *conn_state, const struct link_config_limits *limits) { - struct intel_connector *connector = - to_intel_connector(conn_state->connector); int pipe_bpp, forced_bpp; + int ret; forced_bpp = intel_dp_force_dsc_pipe_bpp(intel_dp, limits); if (forced_bpp) @@ -2328,12 +2335,10 @@ static int intel_edp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, else pipe_bpp = limits->pipe.max_bpp; - pipe_config->port_clock = limits->max_rate; - pipe_config->lane_count = limits->max_lane_count; - - pipe_config->dsc.compressed_bpp_x16 = - align_max_compressed_bpp_x16(connector, pipe_config->output_format, - pipe_bpp, limits->link.max_bpp_x16); + ret = dsc_compute_compressed_bpp(intel_dp, pipe_config, conn_state, + limits, pipe_bpp); + if (ret) + return -EINVAL; pipe_config->pipe_bpp = pipe_bpp; -- 2.49.1