On 2023-08-15 17:29, Alex Deucher wrote: > This reverts commit 27dd79c00aeab36cd7542c7a4481a32549038659. > > It appears MPC_SPLIT_DYNAMIC still causes problems with multiple > displays on DCN2.0 hardware. Switch back to MPC_SPLIT_AVOID_MULT_DISP. > This increases power usage with multiple displays, but avoids hangs. > > Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2475 > Cc: Rodrigo Siqueira <Rodrigo.Siqueira@xxxxxxx> > Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx> Harry > --- > drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c > index dfecb9602f49..000fe96203c4 100644 > --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c > +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c > @@ -712,7 +712,7 @@ 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,
