diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c index 3960a8db94cb..1e5a92b192a1 100644 --- a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c +++ b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c @@ -690,6 +690,26 @@ static void hack_bounding_box(struct dcn_bw_internal_vars *v, struct dc_debug_options *dbg, struct dc_state *context) { + int i; + + for (i = 0; i < MAX_PIPES; i++) { + struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; + + /** + * Workaround for avoiding pipe-split in cases where we'd split + * planes that are too small, resulting in splits that aren't + * valid for the scaler. + */ + if (pipe->plane_state && + (pipe->plane_state->dst_rect.width <= 16 || + pipe->plane_state->dst_rect.height <= 16 || + pipe->plane_state->src_rect.width <= 16 || + pipe->plane_state->src_rect.height <= 16)) { + hack_disable_optional_pipe_split(v); + return; + } + } + if (dbg->pipe_split_policy == MPC_SPLIT_AVOID) hack_disable_optional_pipe_split(v); @@ -702,7 +722,6 @@ static void hack_bounding_box(struct dcn_bw_internal_vars *v, hack_force_pipe_split(v, context->streams[0]->timing.pix_clk_100hz); } - unsigned int get_highest_allowed_voltage_level(uint32_t hw_internal_rev, uint32_t pci_revision_id) { /* for low power RV2 variants, the highest voltage level we want is 0 */ |