On 19/11/2019 13.37, Abdiel Janulgue wrote:
> +struct drm_i915_gem_mmap_offset {
> + /** Handle for the object being mapped. */
> + __u32 handle;
> + __u32 pad;
> + /**
> + * Fake offset to use for subsequent mmap call
> + *
> + * This is a fixed-size type for 32/64 compatibility.
> + */
> + __u64 offset;
> +
> + /**
> + * Flags for extended behaviour.
> + *
> + * It is mandatory that either one of the MMAP_OFFSET flags
> + * should be passed here.
> + */
> + __u64 flags;
> +#define I915_MMAP_OFFSET_GTT 0
> +#define I915_MMAP_OFFSET_WC 1
> +#define I915_MMAP_OFFSET_WB 2
> +#define I915_MMAP_OFFSET_UC 3
> +
> + __u64 extensions;
> +};
The simple memset IGT portion of this, coming up soon.
-Abdiel
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