In packet master, move USB flush from packet thread to echo thread

This keeps the packet thread from blocking on USB and also makes the
flush happen after every packet (slightly more USB traffic, but
packets are slow anyway).

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/ao_packet_master.c b/src/ao_packet_master.c
index 2751f414a374e7bfc04ed35169b92dacdccb0caa..d03899d1336e40c0d8b7a4309c6b7206decb1674 100644 (file)
--- a/src/ao_packet_master.c
+++ b/src/ao_packet_master.c
@@ -27,6 +27,7 @@ ao_packet_getchar(void)
                        break;
                if (ao_packet_master_sleeping)
                        ao_wake_task(&ao_packet_task);
                        break;
                if (ao_packet_master_sleeping)
                        ao_wake_task(&ao_packet_task);

+               flush();

                ao_sleep(&ao_stdin_ready);
        }
        return c;
                ao_sleep(&ao_stdin_ready);
        }
        return c;


@@ -94,8 +95,6 @@ ao_packet_master(void)
                                continue;
                        if (ao_rx_packet.packet.len)
                                ao_packet_master_busy();
                                continue;
                        if (ao_rx_packet.packet.len)
                                ao_packet_master_busy();

-                       else
-                               flush();

                        ao_packet_master_sleeping = 1;
                        ao_delay(ao_packet_master_delay);
                        ao_packet_master_sleeping = 0;
                        ao_packet_master_sleeping = 1;
                        ao_delay(ao_packet_master_delay);
                        ao_packet_master_sleeping = 0;