[Why]
Some scalers do not pick up color space updates unless the DP link
is disabled/re-enabled which can result in incorrect/washed out
HDR colors in some cases.
[How]
Call set_dpms_on to disable the link, re-train and re-enable with the
updated output color space.
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Alan Liu <HaoPing.Liu@amd.com>
Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
dc->hwss.prepare_bandwidth(dc, dc->current_state);
dc->link_srv->set_dpms_on(dc->current_state, pipe_ctx);
}
+ } else if (pipe_ctx->stream->link->wa_flags.blank_stream_on_ocs_change && stream_update->output_color_space
+ && !stream->dpms_off && dc_is_dp_signal(pipe_ctx->stream->signal)) {
+ /*
+ * Workaround for firmware issue in some receivers where they don't pick up
+ * correct output color space unless DP link is disabled/re-enabled
+ */
+ dc->link_srv->set_dpms_on(dc->current_state, pipe_ctx);
}
if (stream_update->abm_level && pipe_ctx->stream_res.abm) {
/* Forced DPIA into TBT3 compatibility mode. */
bool dpia_forced_tbt3_mode;
bool dongle_mode_timing_override;
+ bool blank_stream_on_ocs_change;
} wa_flags;
struct link_mst_stream_allocation_table mst_stream_alloc_table;