audiod: Timing fixes.
authorAndre Noll <maan@systemlinux.org>
Mon, 11 Jan 2010 00:06:39 +0000 (01:06 +0100)
committerAndre Noll <maan@systemlinux.org>
Mon, 11 Jan 2010 00:06:39 +0000 (01:06 +0100)
audiod.c

index f805b00..a6408d8 100644 (file)
--- a/audiod.c
+++ b/audiod.c
@@ -313,6 +313,7 @@ static void close_receiver(int slot_num)
 {
        struct slot_info *s = &slot[slot_num];
        struct audio_format_info *a;
+       struct timeval restart_delay = {0, 200 * 1000};
 
        if (s->format < 0 || !s->receiver_node)
                return;
@@ -323,7 +324,7 @@ static void close_receiver(int slot_num)
        btr_free_node(s->receiver_node->btrn);
        free(s->receiver_node);
        s->receiver_node = NULL;
-       stat_task->current_audio_format_num = -1;
+       tv_add(now, &restart_delay, &afi[s->format].restart_barrier);
 }
 
 static void writer_cleanup(struct writer_node *wn)
@@ -586,11 +587,13 @@ static int open_current_receiver(struct sched *s)
                 * belongs to the file just completed.
                 */
                if (stat_task->server_stream_start.tv_sec != 0)
-                       return -1;
+                       sched_request_timeout_ms(100, s);
        }
        if (tv_diff(now, &afi[cafn].restart_barrier, &diff) < 0) {
-               /* avoid busy loop */
-               s->timeout = diff;
+               if (tv_diff(&s->timeout, &diff, NULL) > 0)
+                       s->timeout = diff;
+               else
+                       sched_min_delay(s);
                return -1;
        }
        /* start a new receiver */
@@ -1029,27 +1032,28 @@ static void set_stat_task_restart_barrier(unsigned seconds)
        tv_add(now, &delay, &stat_task->restart_barrier);
 }
 
-static void try_to_close_slot(int slot_num)
+static bool try_to_close_slot(int slot_num)
 {
        struct slot_info *s = &slot[slot_num];
        struct audio_format_info *a = afi + s->format;
        int i;
 
        if (s->format < 0)
-               return;
+               return false;
        if (s->receiver_node && s->receiver_node->task.error != -E_TASK_UNREGISTERED)
-               return;
+               return false;
        for (i = 0; i < a->num_filters; i++)
                if (s->fns && s->fns[i].task.error != -E_TASK_UNREGISTERED)
-                       return;
+                       return false;
        for (i = 0; i < a->num_writers; i++)
                if (s->wns && s->wns[i].task.error != -E_TASK_UNREGISTERED)
-                       return;
+                       return false;
        PARA_INFO_LOG("closing slot %d\n", slot_num);
        close_writers(s);
        _close_filters(s);
        close_receiver(slot_num);
        clear_slot(slot_num);
+       return true;
 }
 
 /*
@@ -1063,7 +1067,8 @@ static void start_stop_decoders(struct sched *s)
        struct audio_format_info *a;
 
        FOR_EACH_SLOT(i)
-               try_to_close_slot(i);
+               if (try_to_close_slot(i))
+                       sched_min_delay(s);
 //     if (audiod_status != AUDIOD_ON ||
 //                     !(stat_task->vss_status & VSS_STATUS_FLAG_PLAYING))
 //             return kill_all_decoders(-E_NOT_PLAYING);
@@ -1077,8 +1082,7 @@ static void start_stop_decoders(struct sched *s)
        open_writers(sl);
        activate_grab_clients();
        btr_log_tree(sl->receiver_node->btrn, LL_NOTICE);
-       s->timeout.tv_sec = 0;
-       s->timeout.tv_usec = 1;
+       sched_min_delay(s);
 }
 
 /* restart the client task if necessary */
@@ -1129,18 +1133,20 @@ static void status_pre_select(struct sched *s, struct task *t)
        if (tv_diff(now, &st->restart_barrier, NULL) < 0)
                goto out;
        if (st->clock_diff_count) { /* get status only one time */
-               char *argv[] = {"audiod", "--", "stat", "-p", "1", NULL};
+               char *argv[] = {"audiod", "--", "stat", "-p", "-n=1", NULL};
                int argc = 5;
                PARA_INFO_LOG("clock diff count: %d\n", st->clock_diff_count);
                st->clock_diff_count--;
                client_open(argc, argv, &st->ct, NULL);
                set_stat_task_restart_barrier(2);
+               sched_min_delay(s);
 
        } else {
                char *argv[] = {"audiod", "--", "stat", "-p", NULL};
                int argc = 4;
                client_open(argc, argv, &st->ct, NULL);
                set_stat_task_restart_barrier(5);
+               sched_min_delay(s);
        }
        free(stat_item_values[SI_BASENAME]);
        stat_item_values[SI_BASENAME] = para_strdup(