Re: [RFC] Host1x/TegraDRM UAPI (drm_tegra_submit_syncpt_incr)

23.06.2020 15:09, Mikko Perttunen пишет:

struct drm_tegra_submit_syncpt_incr {         /*          * [in] Syncpoint FD of the syncpoint that the job will          *   increment.          */         __s32 syncpt_fd;

/*          * [in] Number of increments that the job will do.          */         __u32 num_incrs;

/*          * [out] Value the syncpoint will have once all increments have          *   executed.          */         __u32 fence_value;

__u32 reserved[1]; };

The job should be considered executed once the final sync point is incremented.

Hence, there should be only one sync point per-job for increment, why would you ever need more than one?

Could you please explain what this submit_syncpt_incr is about?