spice-display: add display channel id to the debug messages.

And s/__FUNCTION__/__func__/ while being at it.
Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>

ui/spice-display.c

@@ -297,7 +297,7 @@ void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd)
 {
     QXLDevMemSlot memslot;
 
-    dprint(1, "%s:\n", __FUNCTION__);
+    dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
 
     memset(&memslot, 0, sizeof(memslot));
     memslot.slot_group_id = MEMSLOT_GROUP_HOST;
@@ -311,7 +311,7 @@ void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd)
 
     memset(&surface, 0, sizeof(surface));
 
-    dprint(1, "%s: %dx%d\n", __FUNCTION__,
+    dprint(1, "%s/%d: %dx%d\n", __func__, ssd->qxl.id,
            surface_width(ssd->ds), surface_height(ssd->ds));
 
     surface.format     = SPICE_SURFACE_FMT_32_xRGB;
@@ -329,7 +329,7 @@ void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd)
 
 void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd)
 {
-    dprint(1, "%s:\n", __FUNCTION__);
+    dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
 
     qemu_spice_destroy_primary_surface(ssd, 0, QXL_SYNC);
 }
@@ -354,7 +354,8 @@ void qemu_spice_display_update(SimpleSpiceDisplay *ssd,
 {
     QXLRect update_area;
 
-    dprint(2, "%s: x %d y %d w %d h %d\n", __FUNCTION__, x, y, w, h);
+    dprint(2, "%s/%d: x %d y %d w %d h %d\n", __func__,
+           ssd->qxl.id, x, y, w, h);
     update_area.left = x,
     update_area.right = x + w;
     update_area.top = y;
@@ -371,7 +372,7 @@ void qemu_spice_display_switch(SimpleSpiceDisplay *ssd,
 {
     SimpleSpiceUpdate *update;
 
-    dprint(1, "%s:\n", __FUNCTION__);
+    dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
 
     memset(&ssd->dirty, 0, sizeof(ssd->dirty));
     if (ssd->surface) {
@@ -413,7 +414,7 @@ void qemu_spice_cursor_refresh_unlocked(SimpleSpiceDisplay *ssd)
 
 void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd)
 {
-    dprint(3, "%s:\n", __func__);
+    dprint(3, "%s/%d:\n", __func__, ssd->qxl.id);
     graphic_hw_update(ssd->dcl.con);
 
     qemu_mutex_lock(&ssd->lock);
@@ -427,7 +428,7 @@ void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd)
     if (ssd->notify) {
         ssd->notify = 0;
         qemu_spice_wakeup(ssd);
-        dprint(2, "%s: notify\n", __FUNCTION__);
+        dprint(2, "%s/%d: notify\n", __func__, ssd->qxl.id);
     }
 }
 
@@ -437,19 +438,19 @@ static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker)
 {
     SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
 
-    dprint(1, "%s:\n", __FUNCTION__);
+    dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
     ssd->worker = qxl_worker;
 }
 
 static void interface_set_compression_level(QXLInstance *sin, int level)
 {
-    dprint(1, "%s:\n", __FUNCTION__);
+    dprint(1, "%s/%d:\n", __func__, sin->id);
     /* nothing to do */
 }
 
 static void interface_set_mm_time(QXLInstance *sin, uint32_t mm_time)
 {
-    dprint(3, "%s:\n", __FUNCTION__);
+    dprint(3, "%s/%d:\n", __func__, sin->id);
     /* nothing to do */
 }
 
@@ -472,7 +473,7 @@ static int interface_get_command(QXLInstance *sin, struct QXLCommandExt *ext)
     SimpleSpiceUpdate *update;
     int ret = false;
 
-    dprint(3, "%s:\n", __FUNCTION__);
+    dprint(3, "%s/%d:\n", __func__, ssd->qxl.id);
 
     qemu_mutex_lock(&ssd->lock);
     update = QTAILQ_FIRST(&ssd->updates);
@@ -488,7 +489,7 @@ static int interface_get_command(QXLInstance *sin, struct QXLCommandExt *ext)
 
 static int interface_req_cmd_notification(QXLInstance *sin)
 {
-    dprint(1, "%s:\n", __FUNCTION__);
+    dprint(1, "%s/%d:\n", __func__, sin->id);
     return 1;
 }
 
@@ -498,7 +499,7 @@ static void interface_release_resource(QXLInstance *sin,
     SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
     uintptr_t id;
 
-    dprint(2, "%s:\n", __FUNCTION__);
+    dprint(2, "%s/%d:\n", __func__, ssd->qxl.id);
     id = ext.info->id;
     qemu_spice_destroy_update(ssd, (void*)id);
 }