]> bbs.cooldavid.org Git - net-next-2.6.git/blobdiff - drivers/usb/host/ehci-pci.c
USB: ehci-dbgp,ehci: Allow early or late use of the dbgp device
[net-next-2.6.git] / drivers / usb / host / ehci-pci.c
index a88ad517ec5c29c31a397e5e900ae55e8393f789..378861b9d79a96fe926dcf86755c984646528a22 100644 (file)
 /* called after powerup, by probe or system-pm "wakeup" */
 static int ehci_pci_reinit(struct ehci_hcd *ehci, struct pci_dev *pdev)
 {
-       u32                     temp;
        int                     retval;
 
-       /* optional debug port, normally in the first BAR */
-       temp = pci_find_capability(pdev, 0x0a);
-       if (temp) {
-               pci_read_config_dword(pdev, temp, &temp);
-               temp >>= 16;
-               if ((temp & (3 << 13)) == (1 << 13)) {
-                       temp &= 0x1fff;
-                       ehci->debug = ehci_to_hcd(ehci)->regs + temp;
-                       temp = ehci_readl(ehci, &ehci->debug->control);
-                       ehci_info(ehci, "debug port %d%s\n",
-                               HCS_DEBUG_PORT(ehci->hcs_params),
-                               (temp & DBGP_ENABLED)
-                                       ? " IN USE"
-                                       : "");
-                       if (!(temp & DBGP_ENABLED))
-                               ehci->debug = NULL;
-               }
-       }
-
        /* we expect static quirk code to handle the "extended capabilities"
         * (currently just BIOS handoff) allowed starting with EHCI 0.96
         */
@@ -195,6 +175,25 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
                break;
        }
 
+       /* optional debug port, normally in the first BAR */
+       temp = pci_find_capability(pdev, 0x0a);
+       if (temp) {
+               pci_read_config_dword(pdev, temp, &temp);
+               temp >>= 16;
+               if ((temp & (3 << 13)) == (1 << 13)) {
+                       temp &= 0x1fff;
+                       ehci->debug = ehci_to_hcd(ehci)->regs + temp;
+                       temp = ehci_readl(ehci, &ehci->debug->control);
+                       ehci_info(ehci, "debug port %d%s\n",
+                               HCS_DEBUG_PORT(ehci->hcs_params),
+                               (temp & DBGP_ENABLED)
+                                       ? " IN USE"
+                                       : "");
+                       if (!(temp & DBGP_ENABLED))
+                               ehci->debug = NULL;
+               }
+       }
+
        ehci_reset(ehci);
 
        /* at least the Genesys GL880S needs fixup here */