usb: add ifnum to USBEndpoint

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

2 files changed, 17 insertions, 0 deletions

diff --git a/hw/usb.c b/hw/usb.c
index 5d6baaf..6ba063a 100644
--- a/hw/usb.c
+++ b/hw/usb.c
@@ -422,6 +422,8 @@ void usb_ep_init(USBDevice *dev)
     for (ep = 0; ep < USB_MAX_ENDPOINTS; ep++) {
         dev->ep_in[ep].type = USB_ENDPOINT_XFER_INVALID;
         dev->ep_out[ep].type = USB_ENDPOINT_XFER_INVALID;
+        dev->ep_in[ep].ifnum = 0;
+        dev->ep_out[ep].ifnum = 0;
     }
 }
 
@@ -444,3 +446,15 @@ void usb_ep_set_type(USBDevice *dev, int pid, int ep, uint8_t type)
     struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
     uep->type = type;
 }
+
+uint8_t usb_ep_get_ifnum(USBDevice *dev, int pid, int ep)
+{
+    struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
+    return uep->ifnum;
+}
+
+void usb_ep_set_ifnum(USBDevice *dev, int pid, int ep, uint8_t ifnum)
+{
+    struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
+    uep->ifnum = ifnum;
+}
diff --git a/hw/usb.h b/hw/usb.h
index 85cbe71..60e8858 100644
--- a/hw/usb.h
+++ b/hw/usb.h
@@ -175,6 +175,7 @@ struct USBDescString {
 
 struct USBEndpoint {
     uint8_t type;
+    uint8_t ifnum;
 };
 
 /* definition of a USB device */
@@ -334,7 +335,9 @@ void usb_cancel_packet(USBPacket * p);
 void usb_ep_init(USBDevice *dev);
 struct USBEndpoint *usb_ep_get(USBDevice *dev, int pid, int ep);
 uint8_t usb_ep_get_type(USBDevice *dev, int pid, int ep);
+uint8_t usb_ep_get_ifnum(USBDevice *dev, int pid, int ep);
 void usb_ep_set_type(USBDevice *dev, int pid, int ep, uint8_t type);
+void usb_ep_set_ifnum(USBDevice *dev, int pid, int ep, uint8_t ifnum);
 
 void usb_attach(USBPort *port);
 void usb_detach(USBPort *port);