Hi Marek,
A couple of small nitpicks from UAPI POV.
On 8 May 2017 at 10:11, Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> wrote:
> --- a/include/uapi/drm/exynos_drm.h
> +++ b/include/uapi/drm/exynos_drm.h
> +struct drm_exynos_pp_get_res {
> + __u64 pp_id_ptr;
> + __u32 count_pps;
Add __u32 pad - sizeof(struct ...) should be multiple of sizeof(__u64).
> +struct drm_exynos_pp_get {
> + __u32 pp_id;
> + __u32 capabilities;
> +
> + __u32 src_format_count;
> + __u32 dst_format_count;
> + __u32 params_count;
> + __u32 reserved1;
> +
Replace with __u32 flags; so that you can extend the struct as applicable.
> + __u64 src_format_type_ptr;
> + __u64 dst_format_type_ptr;
> + __u64 params_ptr;
> + __u64 reserved2;
And now you can drop this piece.
> +struct drm_exynos_pp_commit {
> + __u32 id;
> + __u32 flags;
> + __u32 params_count;
> + __u32 reserved;
Why the reserved here - flags should help you extend as needed.
> + __u64 param_ids_ptr;
> + __u64 param_values_ptr;
> + __u64 user_data;
Unused user_data?
> +struct drm_exynos_pp_event {
> + struct drm_event base;
> + __u64 user_data;
Unused user_data?
> + __u32 tv_sec;
> + __u32 tv_usec;
> + __u32 pp_id;
> + __u32 sequence;
> + __u64 reserved;
Drop in favour of flags?
Regards,
Emil
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