xen: Rename xen_be_find_xendev

Prepare xen_be_find_xendev to be shared with frontends:
 * xen_be_find_xendev -> xen_pv_find_xendev
Signed-off-by: NEmil Condrea <emilcondrea@gmail.com>
Signed-off-by: NStefano Stabellini <sstabellini@kernel.org>
Signed-off-by: NQuan Xu <xuquan8@huawei.com>
Acked-by: NAnthony PERARD <anthony.perard@citrix.com>

hw/display/xenfb.c

@@ -988,8 +988,8 @@ void xen_init_display(int domid)
 wait_more:
     i++;
     main_loop_wait(true);
-    xfb = xen_be_find_xendev("vfb", domid, 0);
-    xin = xen_be_find_xendev("vkbd", domid, 0);
+    xfb = xen_pv_find_xendev("vfb", domid, 0);
+    xin = xen_pv_find_xendev("vkbd", domid, 0);
     if (!xfb || !xin) {
         if (i < 256) {
             usleep(10000);

hw/xen/xen_backend.c

@@ -114,7 +114,7 @@ static struct XenDevice *xen_be_get_xendev(const char *type, int dom, int dev,
 {
     struct XenDevice *xendev;
 
-    xendev = xen_be_find_xendev(type, dom, dev);
+    xendev = xen_pv_find_xendev(type, dom, dev);
     if (xendev) {
         return xendev;
     }

hw/xen/xen_pvdev.c

@@ -264,7 +264,7 @@ int xen_pv_send_notify(struct XenDevice *xendev)
 
 /* ------------------------------------------------------------- */
 
-struct XenDevice *xen_be_find_xendev(const char *type, int dom, int dev)
+struct XenDevice *xen_pv_find_xendev(const char *type, int dom, int dev)
 {
     struct XenDevice *xendev;
 

include/hw/xen/xen_pvdev.h

@@ -67,7 +67,7 @@ const char *xenbus_strstate(enum xenbus_state state);
 void xen_pv_evtchn_event(void *opaque);
 void xen_pv_insert_xendev(struct XenDevice *xendev);
 void xen_be_del_xendev(struct XenDevice *xendev);
-struct XenDevice *xen_be_find_xendev(const char *type, int dom, int dev);
+struct XenDevice *xen_pv_find_xendev(const char *type, int dom, int dev);
 
 void xen_pv_unbind_evtchn(struct XenDevice *xendev);
 int xen_pv_send_notify(struct XenDevice *xendev);