char: rename CHR_EVENT_RESET to CHR_EVENT_OPENED

The char event RESET is emitted when a char device is opened.
Give it a better name.

Patchworks-ID: 35287
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

gdbstub.c

@@ -2447,7 +2447,7 @@ static void gdb_chr_receive(void *opaque, const uint8_t *buf, int size)
 static void gdb_chr_event(void *opaque, int event)
 {
     switch (event) {
-    case CHR_EVENT_RESET:
+    case CHR_EVENT_OPENED:
         vm_stop(EXCP_INTERRUPT);
         gdb_has_xml = 0;
         break;

hw/baum.c

@@ -475,7 +475,7 @@ static void baum_send_event(CharDriverState *chr, int event)
     switch (event) {
     case CHR_EVENT_BREAK:
         break;
-    case CHR_EVENT_RESET:
+    case CHR_EVENT_OPENED:
         /* Reset state */
         baum->in_buf_used = 0;
         break;

hw/usb-serial.c

@@ -516,7 +516,7 @@ static void usb_serial_event(void *opaque, int event)
             break;
         case CHR_EVENT_FOCUS:
             break;
-        case CHR_EVENT_RESET:
+        case CHR_EVENT_OPENED:
             usb_serial_reset(s);
             /* TODO: Reset USB port */
             break;

monitor.c

@@ -3470,7 +3470,7 @@ static void monitor_event(void *opaque, int event)
         mon->mux_out = 1;
         break;
 
-    case CHR_EVENT_RESET:
+    case CHR_EVENT_OPENED:
         monitor_printf(mon, "QEMU %s monitor - type 'help' for more "
                        "information\n", QEMU_VERSION);
         if (!mon->mux_out) {

qemu-char.c

@@ -119,7 +119,7 @@ static void qemu_chr_event(CharDriverState *s, int event)
 static void qemu_chr_reset_bh(void *opaque)
 {
     CharDriverState *s = opaque;
-    qemu_chr_event(s, CHR_EVENT_RESET);
+    qemu_chr_event(s, CHR_EVENT_OPENED);
     qemu_bh_delete(s->bh);
     s->bh = NULL;
 }

qemu-char.h

@@ -10,7 +10,7 @@
 
 #define CHR_EVENT_BREAK   0 /* serial break char */
 #define CHR_EVENT_FOCUS   1 /* focus to this terminal (modal input needed) */
-#define CHR_EVENT_RESET   2 /* new connection established */
+#define CHR_EVENT_OPENED  2 /* new connection established */
 #define CHR_EVENT_MUX_IN  3 /* mux-focus was set to this terminal */
 #define CHR_EVENT_MUX_OUT 4 /* mux-focus will move on */
 #define CHR_EVENT_CLOSED  5 /* connection closed */