usb: host: xhci: Replace msleep with usleep_range
Since usleep_range provides better accuracy in comparison to msleep. This helps in reducing the latency of host bus resume. Change-Id: Id22104b9e5b63153731df9eb55759de9a86128c6 Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
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1 changed files with 2 additions and 2 deletions
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@ -1165,7 +1165,7 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
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xhci_set_link_state(xhci, port_array, wIndex,
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XDEV_RESUME);
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spin_unlock_irqrestore(&xhci->lock, flags);
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msleep(20);
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usleep_range(21000, 21500);
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spin_lock_irqsave(&xhci->lock, flags);
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xhci_set_link_state(xhci, port_array, wIndex,
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XDEV_U0);
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@ -1409,7 +1409,7 @@ int xhci_bus_resume(struct usb_hcd *hcd)
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if (need_usb2_u3_exit) {
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spin_unlock_irqrestore(&xhci->lock, flags);
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msleep(20);
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usleep_range(21000, 21500);
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spin_lock_irqsave(&xhci->lock, flags);
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}
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