Subject: Re: linux-next: manual merge of the mali-dp tree with the drm-misc tree

From: Liviu Dudau <[email-masked]>
Date: Thu, 3 Nov 2016 17:19:58 +0000

On Tue, Oct 25, 2016 at 11:20:44AM +1100, Stephen Rothwell wrote:
> Hi Liviu,

Hi Stephen,

> 
> Today's linux-next merge of the mali-dp tree got a conflict in:
> 
>   drivers/gpu/drm/arm/malidp_planes.c
> 
> between commit:
> 
>   ea0e1ce20f73 ("drm/arm: Use per-plane rotation property")
> 
> from the drm-misc tree and commit:
> 
>   9ebb89762c30 ("drm: mali-dp: Refactor plane initialisation")
> 
> from the mali-dp tree.
> 
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging.  You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.

Sorry for delay in answering, I was on holiday.

I have revamped the mali-dp tree and rebased it on the newer
version of drm-next (which includes the drm-misc change) and pushed the
updated patch in my tree.

Best regards,
Liviu

> 
> -- 
> Cheers,
> Stephen Rothwell
> 
> diff --cc drivers/gpu/drm/arm/malidp_planes.c
> index abaca03b9d36,9020c0d8399c..000000000000
> --- a/drivers/gpu/drm/arm/malidp_planes.c
> +++ b/drivers/gpu/drm/arm/malidp_planes.c
> @@@ -254,23 -284,33 +284,30 @@@ int malidp_de_planes_init(struct drm_de
>   		if (ret < 0)
>   			goto cleanup;
>   
> + 		drm_plane_helper_add(&plane->base,
> + 				     &malidp_de_plane_helper_funcs);
> + 		plane->hwdev = malidp->dev;
> + 		plane->layer = &map->layers[i];
> + 
> + 		/* Skip the features which the SMART layer doesn't have */
> + 		if (id == DE_SMART)
> + 			continue;
> + 
>  -		if (!drm->mode_config.rotation_property) {
>  +		/* SMART layer can't be rotated */
>  +		if (id != DE_SMART) {
>   			unsigned long flags = DRM_ROTATE_0 |
>   					      DRM_ROTATE_90 |
>   					      DRM_ROTATE_180 |
>   					      DRM_ROTATE_270 |
>   					      DRM_REFLECT_X |
>   					      DRM_REFLECT_Y;
>  -			drm->mode_config.rotation_property =
>  -				drm_mode_create_rotation_property(drm, flags);
>  +			drm_plane_create_rotation_property(&plane->base,
>  +							   DRM_ROTATE_0,
>  +							   flags);
>   		}
>   
> - 		drm_plane_helper_add(&plane->base,
> - 				     &malidp_de_plane_helper_funcs);
> - 		plane->hwdev = malidp->dev;
> - 		plane->layer = &map->layers[i];
>  -		if (drm->mode_config.rotation_property)
>  -			drm_object_attach_property(&plane->base.base,
>  -						   drm->mode_config.rotation_property,
>  -						   DRM_ROTATE_0);
>  -
> + 		malidp_hw_write(malidp->dev, MALIDP_ALPHA_LUT,
> + 				plane->layer->base + MALIDP_LAYER_COMPOSE);
>   	}
>   
>   	kfree(formats);
> 

-- 
====================
| I would like to |
| fix the world,  |
| but they're not |
| giving me the   |
 \ source code!  /
  ---------------
    ¯\_(ツ)_/¯
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