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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-03-19 12:41:24 -0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-03-19 12:41:24 -0400
commit9ce28d827f74d0acdd058bded8bab5309b0f5c8f (patch)
tree634f22e8df9c7fd3966b3639e3e997436751ca50 /drivers/usb/host/pci-quirks.c
parentf074ff92b5b26f3a559fab1203c36e140ea8d067 (diff)
parentc16fa4f2ad19908a47c63d8fa436a1178438c7e7 (diff)
Merge tag 'v3.3' into staging/for_v3.4
* tag 'v3.3': (1646 commits) Linux 3.3 Don't limit non-nested epoll paths netfilter: ctnetlink: fix race between delete and timeout expiration ipv6: Don't dev_hold(dev) in ip6_mc_find_dev_rcu. nilfs2: fix NULL pointer dereference in nilfs_load_super_block() nilfs2: clamp ns_r_segments_percentage to [1, 99] afs: Remote abort can cause BUG in rxrpc code afs: Read of file returns EBADMSG C6X: remove dead code from entry.S wimax/i2400m: fix erroneous NETDEV_TX_BUSY use net/hyperv: fix erroneous NETDEV_TX_BUSY use net/usbnet: reserve headroom on rx skbs bnx2x: fix memory leak in bnx2x_init_firmware() bnx2x: fix a crash on corrupt firmware file sch_sfq: revert dont put new flow at the end of flows ipv6: fix icmp6_dst_alloc() MAINTAINERS: Add Serge as maintainer of capabilities drivers/video/backlight/s6e63m0.c: fix corruption storing gamma mode MAINTAINERS: add entry for exynos mipi display drivers MAINTAINERS: fix link to Gustavo Padovans tree ...
Diffstat (limited to 'drivers/usb/host/pci-quirks.c')
-rw-r--r--drivers/usb/host/pci-quirks.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index caf87428ca43..7732d69e49e0 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -867,6 +867,22 @@ hc_init:
867 867
868static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev) 868static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev)
869{ 869{
870 /* Skip Netlogic mips SoC's internal PCI USB controller.
871 * This device does not need/support EHCI/OHCI handoff
872 */
873 if (pdev->vendor == 0x184e) /* vendor Netlogic */
874 return;
875 if (pdev->class != PCI_CLASS_SERIAL_USB_UHCI &&
876 pdev->class != PCI_CLASS_SERIAL_USB_OHCI &&
877 pdev->class != PCI_CLASS_SERIAL_USB_EHCI &&
878 pdev->class != PCI_CLASS_SERIAL_USB_XHCI)
879 return;
880
881 if (pci_enable_device(pdev) < 0) {
882 dev_warn(&pdev->dev, "Can't enable PCI device, "
883 "BIOS handoff failed.\n");
884 return;
885 }
870 if (pdev->class == PCI_CLASS_SERIAL_USB_UHCI) 886 if (pdev->class == PCI_CLASS_SERIAL_USB_UHCI)
871 quirk_usb_handoff_uhci(pdev); 887 quirk_usb_handoff_uhci(pdev);
872 else if (pdev->class == PCI_CLASS_SERIAL_USB_OHCI) 888 else if (pdev->class == PCI_CLASS_SERIAL_USB_OHCI)
@@ -875,5 +891,6 @@ static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev)
875 quirk_usb_disable_ehci(pdev); 891 quirk_usb_disable_ehci(pdev);
876 else if (pdev->class == PCI_CLASS_SERIAL_USB_XHCI) 892 else if (pdev->class == PCI_CLASS_SERIAL_USB_XHCI)
877 quirk_usb_handoff_xhci(pdev); 893 quirk_usb_handoff_xhci(pdev);
894 pci_disable_device(pdev);
878} 895}
879DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, quirk_usb_early_handoff); 896DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, quirk_usb_early_handoff);