diff options
| author | David Brownell <david-b@pacbell.net> | 2005-11-28 08:40:38 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2005-11-29 21:39:23 -0800 |
| commit | 8926bfa7462d4c3f8b05cca929e0c4bcde93ae38 (patch) | |
| tree | 52f6841e035827751efee6b4616f84606db70663 /drivers | |
| parent | 8de98402652c01839ae321be6cb3054cf5735d83 (diff) | |
[PATCH] USB: ehci fixups
Rename the EHCI "reset" routine so it better matches what it does (setup);
and move the one-time data structure setup earlier, before doing anything
that implicitly relies on it having been completed already.
From: David Brownell <david-b@pacbell.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/ehci-pci.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 14fff5714c1..13f73a836e4 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -121,8 +121,8 @@ static int ehci_pci_reinit(struct ehci_hcd *ehci, struct pci_dev *pdev) return 0; } -/* called by khubd or root hub (re)init threads; leaves HC in halt state */ -static int ehci_pci_reset(struct usb_hcd *hcd) +/* called during probe() after chip reset completes */ +static int ehci_pci_setup(struct usb_hcd *hcd) { struct ehci_hcd *ehci = hcd_to_ehci(hcd); struct pci_dev *pdev = to_pci_dev(hcd->self.controller); @@ -141,6 +141,11 @@ static int ehci_pci_reset(struct usb_hcd *hcd) if (retval) return retval; + /* data structure init */ + retval = ehci_init(hcd); + if (retval) + return retval; + /* NOTE: only the parts below this line are PCI-specific */ switch (pdev->vendor) { @@ -154,7 +159,8 @@ static int ehci_pci_reset(struct usb_hcd *hcd) /* AMD8111 EHCI doesn't work, according to AMD errata */ if (pdev->device == 0x7463) { ehci_info(ehci, "ignoring AMD8111 (errata)\n"); - return -EIO; + retval = -EIO; + goto done; } break; case PCI_VENDOR_ID_NVIDIA: @@ -207,9 +213,8 @@ static int ehci_pci_reset(struct usb_hcd *hcd) /* REVISIT: per-port wake capability (PCI 0x62) currently unused */ retval = ehci_pci_reinit(ehci, pdev); - - /* finish init */ - return ehci_init(hcd); +done: + return retval; } /*-------------------------------------------------------------------------*/ @@ -344,7 +349,7 @@ static const struct hc_driver ehci_pci_hc_driver = { /* * basic lifecycle operations */ - .reset = ehci_pci_reset, + .reset = ehci_pci_setup, .start = ehci_run, #ifdef CONFIG_PM .suspend = ehci_pci_suspend, |