[PATCH-for-5.2 2/4] hw/char/serial: Remove old DEBUG_SERIAL commented code

["Philippe Mathieu-Daudé" <f4bug@amsat.org>]

All useful DPRINTF() calls have been converted to trace
events.  Remove a pointless one in the IOEventHandler,
and drop the DEBUG_SERIAL ifdef'ry.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 hw/char/serial.c | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/hw/char/serial.c b/hw/char/serial.c
index 3e903d5fad..758a3aa49b 100644
--- a/hw/char/serial.c
+++ b/hw/char/serial.c
@@ -36,8 +36,6 @@
 #include "trace.h"
 #include "hw/qdev-properties.h"
 
-//#define DEBUG_SERIAL
-
 #define UART_LCR_DLAB	0x80	/* Divisor latch access bit */
 
 #define UART_IER_MSI	0x08	/* Enable Modem status interrupt */
@@ -102,14 +100,6 @@
 
 #define MAX_XMIT_RETRY      4
 
-#ifdef DEBUG_SERIAL
-#define DPRINTF(fmt, ...) \
-do { fprintf(stderr, "serial: " fmt , ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF(fmt, ...) \
-do {} while (0)
-#endif
-
 static void serial_receive1(void *opaque, const uint8_t *buf, int size);
 static void serial_xmit(SerialState *s);
 
@@ -636,7 +626,6 @@ static void serial_receive1(void *opaque, const uint8_t *buf, int size)
 static void serial_event(void *opaque, QEMUChrEvent event)
 {
     SerialState *s = opaque;
-    DPRINTF("event %x\n", event);
     if (event == CHR_EVENT_BREAK)
         serial_receive_break(s);
 }
-- 
2.21.3