Subject: Re: linux-next: manual merge of the drm-intel tree with the drm tree

From: Stephen Rothwell <[email-masked]>
Date: Thu, 18 Mar 2021 12:52:41 +1100

Hi all,

On Wed, 17 Mar 2021 14:08:24 +1100 Stephen Rothwell <[email-masked]> wrote:
>
> Today's linux-next merge of the drm-intel tree got a conflict in:
> 
>   drivers/gpu/drm/i915/display/intel_sprite.c
> 
> between commit:
> 
>   92f1d09ca4ed ("drm: Switch to %p4cc format modifier")
> 
> from the drm tree and commit:
> 
>   46d12f911821 ("drm/i915: migrate skl planes code new file (v5)")
> 
> from the drm-intel tree.
> 
> I fixed it up (I used the latter version of the file and applied the
> following patch) 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.
> 
> From: Stephen Rothwell <[email-masked]>
> Date: Wed, 17 Mar 2021 14:05:42 +1100
> Subject: [PATCH] merge fix for "drm: Switch to %p4cc format modifier"
> 
> Signed-off-by: Stephen Rothwell <[email-masked]>
> ---
>  drivers/gpu/drm/i915/display/skl_universal_plane.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> index 1f335cb09149..45ceff436bf7 100644
> --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
> +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> @@ -1120,7 +1120,6 @@ static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state,
>  	struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
>  	const struct drm_framebuffer *fb = plane_state->hw.fb;
>  	unsigned int rotation = plane_state->hw.rotation;
> -	struct drm_format_name_buf format_name;
>  
>  	if (!fb)
>  		return 0;
> @@ -1168,9 +1167,8 @@ static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state,
>  		case DRM_FORMAT_XVYU12_16161616:
>  		case DRM_FORMAT_XVYU16161616:
>  			drm_dbg_kms(&dev_priv->drm,
> -				    "Unsupported pixel format %s for 90/270!\n",
> -				    drm_get_format_name(fb->format->format,
> -							&format_name));
> +				    "Unsupported pixel format %p4cc for 90/270!\n",
> +				    &fb->format->format);
>  			return -EINVAL;
>  		default:
>  			break;
> -- 
> 2.30.0

The above fix up patch now needs to be applied to the drm tree.

-- 
Cheers,
Stephen Rothwell