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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-03-12 09:13:31 -0700 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-03-12 09:13:31 -0700 |
commit | f7a0d426f3e7ec321b8037238b6426566df36edb (patch) | |
tree | 505e7d0264500db94534f1226684f78af7757289 /drivers/usb/host/xhci-mem.c | |
parent | fde7d9049e55ab85a390be7f415d74c9f62dd0f9 (diff) | |
parent | b790f5d1260b4c962bd066cd34ae982943c27fe1 (diff) | |
download | op-kernel-dev-f7a0d426f3e7ec321b8037238b6426566df36edb.zip op-kernel-dev-f7a0d426f3e7ec321b8037238b6426566df36edb.tar.gz |
Merge 3.3-rc7 into usb-next
This resolves the conflict with drivers/usb/host/ehci-fsl.h that
happened with changes in Linus's and this branch at the same time.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci-mem.c')
-rw-r--r-- | drivers/usb/host/xhci-mem.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 383fc85..8339d82 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -2157,7 +2157,7 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) unsigned int val, val2; u64 val_64; struct xhci_segment *seg; - u32 page_size; + u32 page_size, temp; int i; page_size = xhci_readl(xhci, &xhci->op_regs->page_size); @@ -2340,6 +2340,15 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) INIT_LIST_HEAD(&xhci->lpm_failed_devs); + /* Enable USB 3.0 device notifications for function remote wake, which + * is necessary for allowing USB 3.0 devices to do remote wakeup from + * U3 (device suspend). + */ + temp = xhci_readl(xhci, &xhci->op_regs->dev_notification); + temp &= ~DEV_NOTE_MASK; + temp |= DEV_NOTE_FWAKE; + xhci_writel(xhci, temp, &xhci->op_regs->dev_notification); + return 0; fail: |