From: Harry Wentland <harry.wentland@amd.com>
To: Alex Deucher <alexander.deucher@amd.com>, amd-gfx@lists.freedesktop.org
Subject: Re: [PATCH] drm/amdgpu/display: change pipe policy for DCN 2.0
Date: Fri, 4 Feb 2022 11:38:43 -0500 [thread overview]
Message-ID: <d951ccbb-ab9b-c98c-99c6-a8cced444ad8@amd.com> (raw)
In-Reply-To: <20220203185804.1473979-1-alexander.deucher@amd.com>
On 2022-02-03 13:58, Alex Deucher wrote:
> Fixes hangs on driver load on DCN 2.0 parts.
>
> Bug: https://bugzilla.kernel.org/show_bug.cgi?id=215511
> Fixes: ee2698cf79cc ("drm/amd/display: Changed pipe split policy to allow for multi-display pipe split")
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
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 fcf388b509db..d9b3f449bf9b 100644
> --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
> @@ -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,
prev parent reply other threads:[~2022-02-04 16:38 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-03 18:58 [PATCH] drm/amdgpu/display: change pipe policy for DCN 2.0 Alex Deucher
2022-02-04 16:38 ` Harry Wentland [this message]
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