diff options
author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-01-08 16:24:38 +1100 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-01-08 16:24:38 +1100 |
commit | 24f030175d30f019be41766cdf88c2ff03de19ff (patch) | |
tree | 354232a84e82d5a721ed7b1a9af580ff2a59be8f /drivers/usb/host/ehci-pci.c | |
parent | 4aa12f7b927c3cac0e0cf3503642597527d0ece0 (diff) | |
parent | 9e42d0cf5020aaf217433cad1a224745241d212a (diff) |
Merge commit 'origin/master' into next
Diffstat (limited to 'drivers/usb/host/ehci-pci.c')
-rw-r--r-- | drivers/usb/host/ehci-pci.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 36864f958444..bdc6e86e1f8b 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -219,15 +219,19 @@ static int ehci_pci_setup(struct usb_hcd *hcd) /* Serial Bus Release Number is at PCI 0x60 offset */ pci_read_config_byte(pdev, 0x60, &ehci->sbrn); - /* Workaround current PCI init glitch: wakeup bits aren't - * being set from PCI PM capability. + /* Keep this around for a while just in case some EHCI + * implementation uses legacy PCI PM support. This test + * can be removed on 17 Dec 2009 if the dev_warn() hasn't + * been triggered by then. */ if (!device_can_wakeup(&pdev->dev)) { u16 port_wake; pci_read_config_word(pdev, 0x62, &port_wake); - if (port_wake & 0x0001) + if (port_wake & 0x0001) { + dev_warn(&pdev->dev, "Enabling legacy PCI PM\n"); device_init_wakeup(&pdev->dev, 1); + } } #ifdef CONFIG_USB_SUSPEND @@ -428,6 +432,8 @@ static struct pci_driver ehci_pci_driver = { #ifdef CONFIG_PM .suspend = usb_hcd_pci_suspend, + .suspend_late = usb_hcd_pci_suspend_late, + .resume_early = usb_hcd_pci_resume_early, .resume = usb_hcd_pci_resume, #endif .shutdown = usb_hcd_pci_shutdown, |