[RFC PATCH] drm/panfrost: Add initial panfrost driver

[Dave Airlie]

 +struct drm_panfrost_submit {
> +
> +       /** Address to GPU mapping of job descriptor */
> +       __u64 jc;
> +
> +       /** An optional sync object to wait on before starting this job. */
> +       __u32 in_sync;
> +
> +       /** An optional sync object to place the completion fence in. */
> +       __u32 out_sync;
> +
> +       /** Pointer to a u32 array of the BOs that are referenced by the job. */
> +       __u64 bo_handles;
> +
> +       /** Number of BO handles passed in (size is that times 4). */
> +       __u32 bo_handle_count;
> +
> +       /** A combination of PANFROST_JD_REQ_* */
> +       __u32 requirements;
> +};
> +

I really think to write a decent vulkan driver, you need to take
arrays of in sync,

Look at the amdgpu chunk API.

Dave.