Commit 3084488a authored by Dmytro Laktyushkin's avatar Dmytro Laktyushkin Committed by Alex Deucher

drm/amd/display: limit unbounded requesting to 5k

Unbounded requesting is unsupported on pipe split modes
and this change prevents us running into such a situation
with wide modes.
Reviewed-by: default avatarCharlene Liu <Charlene.Liu@amd.com>
Acked-by: default avatarJasdeep Dhillon <jdhillon@amd.com>
Signed-off-by: default avatarDmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 6d33f0e8
...@@ -1842,7 +1842,8 @@ static int dcn31_populate_dml_pipes_from_context( ...@@ -1842,7 +1842,8 @@ static int dcn31_populate_dml_pipes_from_context(
if (is_dual_plane(pipe->plane_state->format) if (is_dual_plane(pipe->plane_state->format)
&& pipe->plane_state->src_rect.width <= 1920 && pipe->plane_state->src_rect.height <= 1080) { && pipe->plane_state->src_rect.width <= 1920 && pipe->plane_state->src_rect.height <= 1080) {
dc->config.enable_4to1MPC = true; dc->config.enable_4to1MPC = true;
} else if (!is_dual_plane(pipe->plane_state->format)) { } else if (!is_dual_plane(pipe->plane_state->format) && pipe->plane_state->src_rect.width <= 5120) {
/* Limit to 5k max to avoid forced pipe split when there is not enough detile for swath */
context->bw_ctx.dml.ip.det_buffer_size_kbytes = 192; context->bw_ctx.dml.ip.det_buffer_size_kbytes = 192;
pipes[0].pipe.src.unbounded_req_mode = true; pipes[0].pipe.src.unbounded_req_mode = true;
} }
......
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