From: Michael Strauss <[email protected]> [WHY] Calculations differ with HostVM enabled/disabled, causing underflow in configs with high refresh displays + scaling due to lower available BW
[HOW] Check riommu_active in order to pass correct HostVM enablement to DML Reviewed-by: Nicholas Kazlauskas <[email protected]> Acked-by: Alan Liu <[email protected]> Signed-off-by: Michael Strauss <[email protected]> --- drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c index 28cd4f82529e..2ecd7bbfa0d4 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c @@ -1810,6 +1810,7 @@ int dcn31_populate_dml_pipes_from_context( pipes[pipe_cnt].pipe.src.immediate_flip = true; pipes[pipe_cnt].pipe.src.unbounded_req_mode = false; + pipes[pipe_cnt].pipe.src.hostvm = dc->res_pool->hubbub->riommu_active; pipes[pipe_cnt].pipe.src.gpuvm = true; pipes[pipe_cnt].pipe.src.dcc_fraction_of_zs_req_luma = 0; pipes[pipe_cnt].pipe.src.dcc_fraction_of_zs_req_chroma = 0; -- 2.25.1
