[Mesa-dev] [RFC] etnaviv: native fence fd support

[Rob Clark]

On Wed, Apr 5, 2017 at 12:14 PM, Philipp Zabel <p.zabel at pengutronix.de> wrote:
> +void
> +etna_fence_server_sync(struct pipe_context *pctx,
> +                       struct pipe_fence_handle *pfence)
> +{
> +   struct etna_context *ctx = etna_context(pctx);
> +
> +   /* FIXME: where should in_fence_fd be stored? */
> +   sync_accumulate("etnaviv", &ctx->in_fence_fd, pfence->fence_fd);
> +}
> +


fwiw, sync_accumulate() gives you back a new fence that is signalled
when both the original in_fence_fd and the new fence_fd are signalled.
So you shouldn't need to track the old in_fence_fd.

BR,
-R