RE: [PATCH AUTOSEL 6.1 20/20] amdgpu: fix build on non-DCN platforms.

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> -----Original Message-----
> From: Sasha Levin <sashal@xxxxxxxxxx>
> Sent: Tuesday, January 31, 2023 10:00 AM
> To: linux-kernel@xxxxxxxxxxxxxxx; stable@xxxxxxxxxxxxxxx
> Cc: Dave Airlie <airlied@xxxxxxxxxx>; Sasha Levin <sashal@xxxxxxxxxx>;
> Wentland, Harry <Harry.Wentland@xxxxxxx>; Li, Sun peng (Leo)
> <Sunpeng.Li@xxxxxxx>; Siqueira, Rodrigo <Rodrigo.Siqueira@xxxxxxx>;
> Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Koenig, Christian
> <Christian.Koenig@xxxxxxx>; Pan, Xinhui <Xinhui.Pan@xxxxxxx>;
> airlied@xxxxxxxxx; daniel@xxxxxxxx; Li, Roman <Roman.Li@xxxxxxx>;
> Wang, Chao-kai (Stylon) <Stylon.Wang@xxxxxxx>; Pillai, Aurabindo
> <Aurabindo.Pillai@xxxxxxx>; Zuo, Jerry <Jerry.Zuo@xxxxxxx>; amd-
> gfx@xxxxxxxxxxxxxxxxxxxxx; dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Subject: [PATCH AUTOSEL 6.1 20/20] amdgpu: fix build on non-DCN
> platforms.
> 
> From: Dave Airlie <airlied@xxxxxxxxxx>
> 
> [ Upstream commit f439a959dcfb6b39d6fd4b85ca1110a1d1de1587 ]
> 
> This fixes the build here locally on my 32-bit arm build.
> 
> Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

This patch is only applicable to kernel 6.1.x and newer.

Alex

> ---
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> index 15b408e3a705..d756a606b5e2 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -9411,6 +9411,8 @@ static int amdgpu_dm_atomic_check(struct
> drm_device *dev,
>  	bool lock_and_validation_needed = false;
>  	struct dm_crtc_state *dm_old_crtc_state, *dm_new_crtc_state;  #if
> defined(CONFIG_DRM_AMD_DC_DCN)
> +	struct drm_dp_mst_topology_mgr *mgr;
> +	struct drm_dp_mst_topology_state *mst_state;
>  	struct dsc_mst_fairness_vars vars[MAX_PIPES];  #endif
> 
> --
> 2.39.0




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