[Intel-gfx] [PATCH] intel: Add new userptr ioctl

[Damien Lespiau]

On Thu, Jun 19, 2014 at 03:48:34PM +0100, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Reviewed-by: Damien Lespiau <damien.lespiau at intel.com>

And pushed, thanks for the patch.

-- 
Damien

> ---
>  include/drm/i915_drm.h | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
> index 2f4eb8c..bf75596 100644
> --- a/include/drm/i915_drm.h
> +++ b/include/drm/i915_drm.h
> @@ -223,6 +223,7 @@ typedef struct _drm_i915_sarea {
>  #define DRM_I915_GEM_GET_CACHING	0x30
>  #define DRM_I915_REG_READ		0x31
>  #define DRM_I915_GET_RESET_STATS	0x32
> +#define DRM_I915_GEM_USERPTR		0x33
>  
>  #define DRM_IOCTL_I915_INIT		DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
>  #define DRM_IOCTL_I915_FLUSH		DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
> @@ -273,6 +274,7 @@ typedef struct _drm_i915_sarea {
>  #define DRM_IOCTL_I915_GEM_CONTEXT_DESTROY	DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_DESTROY, struct drm_i915_gem_context_destroy)
>  #define DRM_IOCTL_I915_REG_READ			DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_REG_READ, struct drm_i915_reg_read)
>  #define DRM_IOCTL_I915_GET_RESET_STATS		DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GET_RESET_STATS, struct drm_i915_reset_stats)
> +#define DRM_IOCTL_I915_GEM_USERPTR		DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_USERPTR,  struct drm_i915_gem_userptr)
>  
>  /* Allow drivers to submit batchbuffers directly to hardware, relying
>   * on the security mechanisms provided by hardware.
> @@ -1049,4 +1051,18 @@ struct drm_i915_reset_stats {
>  	__u32 pad;
>  };
>  
> +struct drm_i915_gem_userptr {
> +	__u64 user_ptr;
> +	__u64 user_size;
> +	__u32 flags;
> +#define I915_USERPTR_READ_ONLY 0x1
> +#define I915_USERPTR_UNSYNCHRONIZED 0x80000000
> +	/**
> +	* Returned handle for the object.
> +	*
> +	* Object handles are nonzero.
> +	*/
> +	__u32 handle;
> +};
> +
>  #endif /* _I915_DRM_H_ */
> -- 
> 1.9.3
> 
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