[PATCH v1 1/1] drm/xe: Modify the cfb size to be page size aligned for FBC

[Hogander, Jouni]

On Fri, 2024-01-12 at 11:28 +0200, Vinod Govindapillai wrote:
> drm_gem_private_object_init expect the object size be page size
> aligned. The xe_bo create functions do not update the size for
> any alignment requirements. So align cfb size to be page size
> aligned in xe stolen memory handling.
> 
> Signed-off-by: Vinod Govindapillai <vinod.govindapillai at intel.com>

Reviewed-by: Jouni Högander <jouni.hogander at intel.com>

> ---
>  drivers/gpu/drm/xe/compat-i915-headers/i915_gem_stolen.h | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_gem_stolen.h
> b/drivers/gpu/drm/xe/compat-i915-headers/i915_gem_stolen.h
> index 888e7a87a925..bd233007c1b7 100644
> --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_gem_stolen.h
> +++ b/drivers/gpu/drm/xe/compat-i915-headers/i915_gem_stolen.h
> @@ -19,6 +19,9 @@ static inline int
> i915_gem_stolen_insert_node_in_range(struct xe_device *xe,
>         int err;
>         u32 flags = XE_BO_CREATE_PINNED_BIT |
> XE_BO_CREATE_STOLEN_BIT;
>  
> +       if (align)
> +               size = ALIGN(size, align);
> +
>         bo = xe_bo_create_locked_range(xe,
> xe_device_get_root_tile(xe),
>                                        NULL, size, start, end,
>                                        ttm_bo_type_kernel, flags);