On Mon, Dec 01, 2025 at 07:27:30PM +0200, Jani Nikula wrote:
> Add intel_bo_key_check() next to intel_bo_is_protected() where it feels
> like it belongs, and drop the extra pxp compat header.
> 
> Signed-off-by: Jani Nikula <[email protected]>

Reviewed-by: Rodrigo Vivi <[email protected]>

> ---
>  drivers/gpu/drm/i915/display/intel_bo.c       |  6 ++++
>  drivers/gpu/drm/i915/display/intel_bo.h       |  1 +
>  .../drm/i915/display/skl_universal_plane.c    |  3 +-
>  .../xe/compat-i915-headers/pxp/intel_pxp.h    | 29 -------------------
>  drivers/gpu/drm/xe/display/intel_bo.c         |  8 ++++-
>  5 files changed, 15 insertions(+), 32 deletions(-)
>  delete mode 100644 drivers/gpu/drm/xe/compat-i915-headers/pxp/intel_pxp.h
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_bo.c 
> b/drivers/gpu/drm/i915/display/intel_bo.c
> index f3687eb63467..8f372b33d48b 100644
> --- a/drivers/gpu/drm/i915/display/intel_bo.c
> +++ b/drivers/gpu/drm/i915/display/intel_bo.c
> @@ -6,6 +6,7 @@
>  #include "gem/i915_gem_mman.h"
>  #include "gem/i915_gem_object.h"
>  #include "gem/i915_gem_object_frontbuffer.h"
> +#include "pxp/intel_pxp.h"
>  #include "i915_debugfs.h"
>  #include "intel_bo.h"
>  
> @@ -29,6 +30,11 @@ bool intel_bo_is_protected(struct drm_gem_object *obj)
>       return i915_gem_object_is_protected(to_intel_bo(obj));
>  }
>  
> +int intel_bo_key_check(struct drm_gem_object *obj)
> +{
> +     return intel_pxp_key_check(obj, false);
> +}
> +
>  int intel_bo_fb_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
>  {
>       return i915_gem_fb_mmap(to_intel_bo(obj), vma);
> diff --git a/drivers/gpu/drm/i915/display/intel_bo.h 
> b/drivers/gpu/drm/i915/display/intel_bo.h
> index fc05f680dc76..516a3836a6bc 100644
> --- a/drivers/gpu/drm/i915/display/intel_bo.h
> +++ b/drivers/gpu/drm/i915/display/intel_bo.h
> @@ -16,6 +16,7 @@ bool intel_bo_is_tiled(struct drm_gem_object *obj);
>  bool intel_bo_is_userptr(struct drm_gem_object *obj);
>  bool intel_bo_is_shmem(struct drm_gem_object *obj);
>  bool intel_bo_is_protected(struct drm_gem_object *obj);
> +int intel_bo_key_check(struct drm_gem_object *obj);
>  int intel_bo_fb_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma);
>  int intel_bo_read_from_page(struct drm_gem_object *obj, u64 offset, void 
> *dst, int size);
>  
> diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c 
> b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> index 6880f9d89a4e..d38582af6b39 100644
> --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
> +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> @@ -9,7 +9,6 @@
>  #include <drm/drm_fourcc.h>
>  #include <drm/drm_print.h>
>  
> -#include "pxp/intel_pxp.h"
>  #include "intel_bo.h"
>  #include "intel_de.h"
>  #include "intel_display_irq.h"
> @@ -2290,7 +2289,7 @@ static void check_protection(struct intel_plane_state 
> *plane_state)
>       if (DISPLAY_VER(display) < 11)
>               return;
>  
> -     plane_state->decrypt = intel_pxp_key_check(obj, false) == 0;
> +     plane_state->decrypt = intel_bo_key_check(obj) == 0;
>       plane_state->force_black = intel_bo_is_protected(obj) &&
>               !plane_state->decrypt;
>  }
> diff --git a/drivers/gpu/drm/xe/compat-i915-headers/pxp/intel_pxp.h 
> b/drivers/gpu/drm/xe/compat-i915-headers/pxp/intel_pxp.h
> deleted file mode 100644
> index 97fd0ddf0b3a..000000000000
> --- a/drivers/gpu/drm/xe/compat-i915-headers/pxp/intel_pxp.h
> +++ /dev/null
> @@ -1,29 +0,0 @@
> -/* SPDX-License-Identifier: MIT */
> -/*
> - * Copyright © 2023 Intel Corporation
> - */
> -
> -#ifndef __INTEL_PXP_H__
> -#define __INTEL_PXP_H__
> -
> -#include <linux/errno.h>
> -#include <linux/types.h>
> -
> -#include "xe_pxp.h"
> -
> -struct drm_gem_object;
> -
> -static inline int intel_pxp_key_check(struct drm_gem_object *obj, bool 
> assign)
> -{
> -     /*
> -      * The assign variable is used in i915 to assign the key to the BO at
> -      * first submission time. In Xe the key is instead assigned at BO
> -      * creation time, so the assign variable must always be false.
> -      */
> -     if (assign)
> -             return -EINVAL;
> -
> -     return xe_pxp_obj_key_check(obj);
> -}
> -
> -#endif
> diff --git a/drivers/gpu/drm/xe/display/intel_bo.c 
> b/drivers/gpu/drm/xe/display/intel_bo.c
> index bad2243b9114..e8049a255d21 100644
> --- a/drivers/gpu/drm/xe/display/intel_bo.c
> +++ b/drivers/gpu/drm/xe/display/intel_bo.c
> @@ -3,9 +3,10 @@
>  
>  #include <drm/drm_gem.h>
>  
> -#include "xe_bo.h"
>  #include "intel_bo.h"
>  #include "intel_frontbuffer.h"
> +#include "xe_bo.h"
> +#include "xe_pxp.h"
>  
>  bool intel_bo_is_tiled(struct drm_gem_object *obj)
>  {
> @@ -29,6 +30,11 @@ bool intel_bo_is_protected(struct drm_gem_object *obj)
>       return xe_bo_is_protected(gem_to_xe_bo(obj));
>  }
>  
> +int intel_bo_key_check(struct drm_gem_object *obj)
> +{
> +     return xe_pxp_obj_key_check(obj);
> +}
> +
>  int intel_bo_fb_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
>  {
>       return drm_gem_prime_mmap(obj, vma);
> -- 
> 2.47.3
> 

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