/* Halt HC, turn off all ports, and let the BIOS use the companion controllers. Should be called with ehci->lock held.  */
static void ehci_silence_controller(struct ehci_hcd *ehci)
/* Halt HC, turn off all ports, and let the BIOS use the companion controllers. Should be called with ehci->lock held.  */
static void ehci_silence_controller(struct ehci_hcd *ehci)
{
	ehci_halt(ehci);
	ehci_turn_off_all_ports(ehci);
	ehci_writel(ehci, 0, &ehci->regs->configured_flag);
	ehci_readl(ehci, &ehci->regs->configured_flag);
}