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authorPaolo Bonzini <pbonzini@redhat.com>2022-09-23 10:06:08 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2022-09-23 10:06:08 -0400
commit69604fe76e58c9d195e48b41d019b07fc27ce9d7 (patch)
treec9d1e7cfe406a8f168c3aceaf989eea0275d3045 /drivers/usb/host/xhci.c
parent50b2d49bafa16e6311ab2da82f5aafc5f9ada99b (diff)
parent189e7d876e48d7c791fe1c9c01516f70f5621a9f (diff)
Merge tag 'kvm-s390-master-6.0-2' of https://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux into HEAD
More pci fixes Fix for a code analyser warning
Diffstat (limited to 'drivers/usb/host/xhci.c')
-rw-r--r--drivers/usb/host/xhci.c19
1 files changed, 5 insertions, 14 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 65858f607437..38649284ff88 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -151,9 +151,11 @@ int xhci_start(struct xhci_hcd *xhci)
xhci_err(xhci, "Host took too long to start, "
"waited %u microseconds.\n",
XHCI_MAX_HALT_USEC);
- if (!ret)
+ if (!ret) {
/* clear state flags. Including dying, halted or removing */
xhci->xhc_state = 0;
+ xhci->run_graceperiod = jiffies + msecs_to_jiffies(500);
+ }
return ret;
}
@@ -791,8 +793,6 @@ static void xhci_stop(struct usb_hcd *hcd)
void xhci_shutdown(struct usb_hcd *hcd)
{
struct xhci_hcd *xhci = hcd_to_xhci(hcd);
- unsigned long flags;
- int i;
if (xhci->quirks & XHCI_SPURIOUS_REBOOT)
usb_disable_xhci_ports(to_pci_dev(hcd->self.sysdev));
@@ -808,21 +808,12 @@ void xhci_shutdown(struct usb_hcd *hcd)
del_timer_sync(&xhci->shared_hcd->rh_timer);
}
- spin_lock_irqsave(&xhci->lock, flags);
+ spin_lock_irq(&xhci->lock);
xhci_halt(xhci);
-
- /* Power off USB2 ports*/
- for (i = 0; i < xhci->usb2_rhub.num_ports; i++)
- xhci_set_port_power(xhci, xhci->main_hcd, i, false, &flags);
-
- /* Power off USB3 ports*/
- for (i = 0; i < xhci->usb3_rhub.num_ports; i++)
- xhci_set_port_power(xhci, xhci->shared_hcd, i, false, &flags);
-
/* Workaround for spurious wakeups at shutdown with HSW */
if (xhci->quirks & XHCI_SPURIOUS_WAKEUP)
xhci_reset(xhci, XHCI_RESET_SHORT_USEC);
- spin_unlock_irqrestore(&xhci->lock, flags);
+ spin_unlock_irq(&xhci->lock);
xhci_cleanup_msix(xhci);