From: Zhan Liu <[email protected]> [Why] Idle optimization and PSR conflict each other. If both enabled at the same time, display flickering will be observed.
[How] Disable idle optimization when PSR is enabled. Signed-off-by: Zhan Liu <[email protected]> Acked-by: Aurabindo Pillai <[email protected]> --- .../drm/amd/display/dc/dcn30/dcn30_hwseq.c | 25 ++++++++----------- 1 file changed, 11 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c index 1390ff1ce7be..7886c32d8315 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c @@ -690,26 +690,23 @@ void dcn30_program_dmdata_engine(struct pipe_ctx *pipe_ctx) bool dcn30_apply_idle_power_optimizations(struct dc *dc, bool enable) { - unsigned int surface_size; - if (!dc->ctx->dmub_srv) return false; if (enable) { - if (dc->current_state - && dc->current_state->stream_count == 1 // single display only - && dc->current_state->stream_status[0].plane_count == 1 // single surface only - && dc->current_state->stream_status[0].plane_states[0]->address.page_table_base.quad_part == 0 // no VM - // Only 8 and 16 bit formats - && dc->current_state->stream_status[0].plane_states[0]->format <= SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F - && dc->current_state->stream_status[0].plane_states[0]->format >= SURFACE_PIXEL_FORMAT_GRPH_ARGB8888) { - - surface_size = dc->current_state->stream_status[0].plane_states[0]->plane_size.surface_pitch * - dc->current_state->stream_status[0].plane_states[0]->plane_size.surface_size.height * - (dc->current_state->stream_status[0].plane_states[0]->format >= SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616 ? 8 : 4); - + if (dc->current_state) { + int i; + + /* First, check no-memory-requests case */ + for (i = 0; i < dc->current_state->stream_count; i++) { + if (dc->current_state->stream_status[i] + .plane_count) + /* Fail eligibility on a visible stream */ + break; + } } + /* No applicable optimizations */ return false; } -- 2.25.1 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
