From: Benjamin Marty Date: Wed, 23 Mar 2022 21:08:26 +0000 (+0100) Subject: drm/amdgpu/display: change pipe policy for DCN 2.1 X-Git-Tag: v5.16.20~33 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c084f224667eb86c8e91af95e8454fc5e8512f75;p=thirdparty%2Fkernel%2Fstable.git drm/amdgpu/display: change pipe policy for DCN 2.1 commit 879791ad8bf3dc5453061cad74776a617b6e3319 upstream. Fixes crash on MST Hub disconnect. Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1849 Fixes: ee2698cf79cc ("drm/amd/display: Changed pipe split policy to allow for multi-display pipe split") Signed-off-by: Benjamin Marty Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index 79313d1ab5d95..d452a0d1777ea 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -874,7 +874,7 @@ static const struct dc_debug_options debug_defaults_drv = { .clock_trace = true, .disable_pplib_clock_request = true, .min_disp_clk_khz = 100000, - .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,