From 843d4e0c633824a11c4067d0e84bd683520b5d39 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Fri, 3 Dec 2010 17:30:13 +0100
Subject: [PATCH] usb: add speed mask to ports

Add a field to usb ports indicating the speed(s) they are
able to handle.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/usb-bus.c  | 3 ++-
 hw/usb-hub.c  | 3 ++-
 hw/usb-musb.c | 3 ++-
 hw/usb-ohci.c | 3 ++-
 hw/usb-uhci.c | 3 ++-
 hw/usb.h      | 9 ++++++++-
 6 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/hw/usb-bus.c b/hw/usb-bus.c
index 9dc8793148..e94b88ded5 100644
--- a/hw/usb-bus.c
+++ b/hw/usb-bus.c
@@ -113,7 +113,7 @@ USBDevice *usb_create_simple(USBBus *bus, const char *name)
 }
 
 void usb_register_port(USBBus *bus, USBPort *port, void *opaque, int index,
-                       USBDevice *pdev, USBPortOps *ops)
+                       USBDevice *pdev, USBPortOps *ops, int speedmask)
 {
     port->opaque = opaque;
     port->index = index;
@@ -121,6 +121,7 @@ void usb_register_port(USBBus *bus, USBPort *port, void *opaque, int index,
     port->opaque = opaque;
     port->index = index;
     port->ops = ops;
+    port->speedmask = speedmask;
     QTAILQ_INSERT_TAIL(&bus->free, port, next);
     bus->nfree++;
 }
diff --git a/hw/usb-hub.c b/hw/usb-hub.c
index 8a80151da2..ba712d6252 100644
--- a/hw/usb-hub.c
+++ b/hw/usb-hub.c
@@ -526,7 +526,8 @@ static int usb_hub_initfn(USBDevice *dev)
     for (i = 0; i < NUM_PORTS; i++) {
         port = &s->ports[i];
         usb_register_port(usb_bus_from_device(dev),
-                          &port->port, s, i, &s->dev, &usb_hub_port_ops);
+                          &port->port, s, i, &s->dev, &usb_hub_port_ops,
+                          USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
         port->wPortStatus = PORT_STAT_POWER;
         port->wPortChange = 0;
     }
diff --git a/hw/usb-musb.c b/hw/usb-musb.c
index 233a2657c0..87eb9ca0ce 100644
--- a/hw/usb-musb.c
+++ b/hw/usb-musb.c
@@ -349,7 +349,8 @@ struct MUSBState {
     }
 
     usb_bus_new(&s->bus, NULL /* FIXME */);
-    usb_register_port(&s->bus, &s->port, s, 0, NULL, &musb_port_ops);
+    usb_register_port(&s->bus, &s->port, s, 0, NULL, &musb_port_ops,
+                      USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
 
     return s;
 }
diff --git a/hw/usb-ohci.c b/hw/usb-ohci.c
index c859540c19..0d4271692d 100644
--- a/hw/usb-ohci.c
+++ b/hw/usb-ohci.c
@@ -1699,7 +1699,8 @@ static void usb_ohci_init(OHCIState *ohci, DeviceState *dev,
     usb_bus_new(&ohci->bus, dev);
     ohci->num_ports = num_ports;
     for (i = 0; i < num_ports; i++) {
-        usb_register_port(&ohci->bus, &ohci->rhport[i].port, ohci, i, NULL, &ohci_port_ops);
+        usb_register_port(&ohci->bus, &ohci->rhport[i].port, ohci, i, NULL, &ohci_port_ops,
+                          USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
     }
 
     ohci->async_td = 0;
diff --git a/hw/usb-uhci.c b/hw/usb-uhci.c
index 2d2a9e791d..253561f528 100644
--- a/hw/usb-uhci.c
+++ b/hw/usb-uhci.c
@@ -1129,7 +1129,8 @@ static int usb_uhci_common_initfn(UHCIState *s)
 
     usb_bus_new(&s->bus, &s->dev.qdev);
     for(i = 0; i < NB_PORTS; i++) {
-        usb_register_port(&s->bus, &s->ports[i].port, s, i, NULL, &uhci_port_ops);
+        usb_register_port(&s->bus, &s->ports[i].port, s, i, NULL, &uhci_port_ops,
+                          USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL);
     }
     s->frame_timer = qemu_new_timer(vm_clock, uhci_frame_timer, s);
     s->expire_time = qemu_get_clock(vm_clock) +
diff --git a/hw/usb.h b/hw/usb.h
index 250ec71a97..407a11465a 100644
--- a/hw/usb.h
+++ b/hw/usb.h
@@ -44,6 +44,12 @@
 #define USB_SPEED_LOW   0
 #define USB_SPEED_FULL  1
 #define USB_SPEED_HIGH  2
+#define USB_SPEED_SUPER 3
+
+#define USB_SPEED_MASK_LOW   (1 << USB_SPEED_LOW)
+#define USB_SPEED_MASK_FULL  (1 << USB_SPEED_FULL)
+#define USB_SPEED_MASK_HIGH  (1 << USB_SPEED_HIGH)
+#define USB_SPEED_MASK_SUPER (1 << USB_SPEED_SUPER)
 
 #define USB_STATE_NOTATTACHED 0
 #define USB_STATE_ATTACHED    1
@@ -226,6 +232,7 @@ typedef struct USBPortOps {
 /* USB port on which a device can be connected */
 struct USBPort {
     USBDevice *dev;
+    int speedmask;
     USBPortOps *ops;
     void *opaque;
     USBDevice *pdev;
@@ -339,7 +346,7 @@ USBDevice *usb_create(USBBus *bus, const char *name);
 USBDevice *usb_create_simple(USBBus *bus, const char *name);
 USBDevice *usbdevice_create(const char *cmdline);
 void usb_register_port(USBBus *bus, USBPort *port, void *opaque, int index,
-                       USBDevice *pdev, USBPortOps *ops);
+                       USBDevice *pdev, USBPortOps *ops, int speedmask);
 void usb_unregister_port(USBBus *bus, USBPort *port);
 int usb_device_attach(USBDevice *dev);
 int usb_device_detach(USBDevice *dev);