Commit bcfab8e3 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu/display: change pipe policy for DCN 2.0 

Fixes hangs on driver load with multiple displays on
DCN 2.0 parts.

Bug: https://bugzilla.kernel.org/show_bug.cgi?id=215511
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1877
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1886


Fixes: ee2698cf ("drm/amd/display: Changed pipe split policy to allow for multi-display pipe split")
Reviewed-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 3786a9bc

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c

+1 −1
Original line number Diff line number Diff line
@@ -1069,7 +1069,7 @@ static const struct dc_debug_options debug_defaults_drv = { 
		.timing_trace = false,

		.clock_trace = true,

		.disable_pplib_clock_request = true,

		.pipe_split_policy = MPC_SPLIT_DYNAMIC,

		.pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP,

		.force_single_disp_pipe_split = false,

		.disable_dcc = DCC_ENABLE,

		.vsr_support = true,