Re: [PATCH 04/13] drm/amdgpu/dc: Stop updating plane->fb

[Daniel Vetter <daniel@ffwll.ch>]

On Thu, Apr 05, 2018 at 06:13:51PM +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
> 
> We want to get rid of plane->fb on atomic drivers. Stop setting it.
> 
> Cc: Alex Deucher <alexander.deucher@amd.com>
> Cc: "Christian König" <christian.koenig@amd.com>
> Cc: "David (ChunMing) Zhou" <David1.Zhou@amd.com>
> Cc: Harry Wentland <harry.wentland@amd.com>
> Cc: amd-gfx@lists.freedesktop.org
> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> Reviewed-by: Harry Wentland <harry.wentland@amd.com>

Under the assumption that all the hits outside of amdgpu/display/ are the
legacy/non-DC/non-atomic modeset code (which looks to be the case):

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

> ---
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> 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 e42a28e3adc5..91d048bb5574 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -3943,8 +3943,6 @@ static void amdgpu_dm_do_flip(struct drm_crtc *crtc,
>  
>  	/* Flip */
>  	spin_lock_irqsave(&crtc->dev->event_lock, flags);
> -	/* update crtc fb */
> -	crtc->primary->fb = fb;
>  
>  	WARN_ON(acrtc->pflip_status != AMDGPU_FLIP_NONE);
>  	WARN_ON(!acrtc_state->stream);
> -- 
> 2.16.1
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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