source: hybrid/branches/releng-9/nanobsd/patches/udav-broken-phy.patch@ 12784

sys/dev/usb/net/if_udav.c

@@ -169 +169 @@
 MODULE_DEPEND(udav, miibus, 1, 1, 1);
 MODULE_VERSION(udav, 1);
 
-static const struct usb_ether_methods udav_ue_methods = {
+static struct usb_ether_methods udav_ue_methods = {
         .ue_attach_post = udav_attach_post,
         .ue_start = udav_start,
         .ue_init = udav_init,
@@ -206 +206 @@
         {USB_VPI(USB_VENDOR_SHANTOU, USB_PRODUCT_SHANTOU_ADM8515, 0)},
         /* Kontron AG USB Ethernet */
         {USB_VPI(USB_VENDOR_KONTRON, USB_PRODUCT_KONTRON_DM9601, 0)},
-        {USB_VPI(USB_VENDOR_KONTRON, USB_PRODUCT_KONTRON_JP1082, 0)},
+        {USB_VPI(USB_VENDOR_KONTRON, USB_PRODUCT_KONTRON_JP1082,
+            UDAV_FLAG_NO_PHY)},
 };
 
 static void
@@ -259 +260 @@
                 goto detach;
         }
 
+        /*
+         * The JP1082 has an unusable PHY and provides no link information.
+         */
+        if (sc->sc_flags & UDAV_FLAG_NO_PHY) {
+                udav_ue_methods.ue_tick = NULL;
+                udav_ue_methods.ue_mii_upd = NULL;
+                udav_ue_methods.ue_mii_sts = NULL;
+                sc->sc_flags |= UDAV_FLAG_LINK;
+        }
+
         ue->ue_sc = sc;
         ue->ue_dev = dev;
         ue->ue_udev = uaa->device;
@@ -712 +723 @@
         UDAV_LOCK_ASSERT(sc, MA_OWNED);
 
         ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
-        sc->sc_flags &= ~UDAV_FLAG_LINK;
+        if (!(sc->sc_flags & UDAV_FLAG_NO_PHY))
+                sc->sc_flags &= ~UDAV_FLAG_LINK;
 
         /*
          * stop all the transfers, if not already stopped:

sys/dev/usb/net/if_udavreg.h

@@ -159 +159 @@
         int                     sc_flags;
 #define UDAV_FLAG_LINK          0x0001
 #define UDAV_FLAG_EXT_PHY       0x0040
+#define UDAV_FLAG_NO_PHY        0x0080
 };
 
 #define UDAV_LOCK(_sc)                  mtx_lock(&(_sc)->sc_mtx)