[Qemu-devel] [PULL 04/11] hw/char/serial: Convert from DPRINTF macro to trace events

[Stefan Hajnoczi <stefanha@redhat.com>]

From: Philippe Mathieu-Daudé <f4bug@amsat.org>

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 hw/char/serial.c     | 5 +++--
 hw/char/trace-events | 4 ++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/hw/char/serial.c b/hw/char/serial.c
index 605b0d02f9..26f53ba02f 100644
--- a/hw/char/serial.c
+++ b/hw/char/serial.c
@@ -29,6 +29,7 @@
 #include "qapi/error.h"
 #include "qemu/timer.h"
 #include "qemu/error-report.h"
+#include "trace.h"
 
 //#define DEBUG_SERIAL
 
@@ -335,7 +336,7 @@ static void serial_ioport_write(void *opaque, hwaddr addr, uint64_t val,
     SerialState *s = opaque;
 
     addr &= 7;
-    DPRINTF("write addr=0x%" HWADDR_PRIx " val=0x%" PRIx64 "\n", addr, val);
+    trace_serial_ioport_write(addr, val);
     switch(addr) {
     default:
     case 0:
@@ -548,7 +549,7 @@ static uint64_t serial_ioport_read(void *opaque, hwaddr addr, unsigned size)
         ret = s->scr;
         break;
     }
-    DPRINTF("read addr=0x%" HWADDR_PRIx " val=0x%02x\n", addr, ret);
+    trace_serial_ioport_read(addr, ret);
     return ret;
 }
 
diff --git a/hw/char/trace-events b/hw/char/trace-events
index ebd8a92450..158957627e 100644
--- a/hw/char/trace-events
+++ b/hw/char/trace-events
@@ -1,5 +1,9 @@
 # See docs/devel/tracing.txt for syntax documentation.
 
+# hw/char/serial.c
+serial_ioport_read(uint16_t addr, uint8_t value) "read addr 0x%02x val 0x%02x"
+serial_ioport_write(uint16_t addr, uint8_t value) "write addr 0x%02x val 0x%02x"
+
 # hw/char/virtio-serial-bus.c
 virtio_serial_send_control_event(unsigned int port, uint16_t event, uint16_t value) "port %u, event %u, value %u"
 virtio_serial_throttle_port(unsigned int port, bool throttle) "port %u, throttle %d"
-- 
2.17.1