/* Called from I/O thread context */
static void sink_input_update_sink_latency_range_cb(pa_sink_input *i) {
    struct userdata *u;

    pa_sink_input_assert_ref(i);
    pa_assert_se(u = i->userdata);

    pa_sink_set_latency_range_within_thread(u->sink, i->sink->thread_info.min_latency, i->sink->thread_info.max_latency);
}
/* Called from I/O thread context */
static void sink_input_attach_cb(pa_sink_input *i) {
    struct userdata *u;

    pa_sink_input_assert_ref(i);
    pa_assert_se(u = i->userdata);

    pa_sink_set_rtpoll(u->sink, i->sink->thread_info.rtpoll);
    pa_sink_set_latency_range_within_thread(u->sink, i->sink->thread_info.min_latency, i->sink->thread_info.max_latency);
    pa_sink_set_fixed_latency_within_thread(u->sink, i->sink->thread_info.fixed_latency);
    pa_sink_set_max_request_within_thread(u->sink, pa_sink_input_get_max_request(i));
    pa_sink_set_max_rewind_within_thread(u->sink, pa_sink_input_get_max_rewind(i));

    pa_sink_attach_within_thread(u->sink);
}
/* Called from I/O thread context */
static void sink_input_attach_cb(pa_sink_input *i) {
    struct userdata *u;

    pa_sink_input_assert_ref(i);
    pa_assert_se(u = i->userdata);

    pa_sink_set_rtpoll(u->sink, i->sink->thread_info.rtpoll);
    pa_sink_set_latency_range_within_thread(u->sink, i->sink->thread_info.min_latency, i->sink->thread_info.max_latency);
    pa_sink_set_fixed_latency_within_thread(u->sink, i->sink->thread_info.fixed_latency);
    pa_sink_set_max_request_within_thread(u->sink, pa_sink_input_get_max_request(i));

    /* FIXME: Too small max_rewind:
     * https://bugs.freedesktop.org/show_bug.cgi?id=53709 */
    pa_sink_set_max_rewind_within_thread(u->sink, pa_sink_input_get_max_rewind(i));

    if (PA_SINK_IS_LINKED(u->sink->thread_info.state))
        pa_sink_attach_within_thread(u->sink);
}
/* Called from I/O thread context */
static void sink_input_attach_cb(pa_sink_input *i) {
    struct userdata *u;

    pa_sink_input_assert_ref(i);
    pa_assert_se(u = i->userdata);

    pa_sink_set_rtpoll(u->sink, i->sink->thread_info.rtpoll);
    pa_sink_set_latency_range_within_thread(u->sink, i->sink->thread_info.min_latency, i->sink->thread_info.max_latency);

    /* (8.1) IF YOU NEED A FIXED BLOCK SIZE ADD THE LATENCY FOR ONE
     * BLOCK MINUS ONE SAMPLE HERE. SEE (7) */
    pa_sink_set_fixed_latency_within_thread(u->sink, i->sink->thread_info.fixed_latency);

    /* (8.2) IF YOU NEED A FIXED BLOCK SIZE ROUND
     * pa_sink_input_get_max_request(i) UP TO MULTIPLES OF IT
     * HERE. SEE (6) */
    pa_sink_set_max_request_within_thread(u->sink, pa_sink_input_get_max_request(i));

    /* FIXME: Too small max_rewind:
     * https://bugs.freedesktop.org/show_bug.cgi?id=53709 */
    pa_sink_set_max_rewind_within_thread(u->sink, pa_sink_input_get_max_rewind(i));

    pa_sink_attach_within_thread(u->sink);
}