1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index 6a9b4c557953..c2d80f80448b 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -49,6 +49,9 @@ __acquires(ohci->lock)
         switch (usb_pipetype (urb->pipe)) {
         case PIPE_ISOCHRONOUS:
                 ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs--;
+                if (ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs == 0
+                                && quirk_amdiso(ohci))
+                        quirk_amd_pll(1);
                 break;
         case PIPE_INTERRUPT:
                 ohci_to_hcd(ohci)->self.bandwidth_int_reqs--;
@@ -677,6 +680,9 @@ static void td_submit_urb (
                                 data + urb->iso_frame_desc [cnt].offset,
                                 urb->iso_frame_desc [cnt].length, urb, cnt);
                 }
+                if (ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs == 0
+                                && quirk_amdiso(ohci))
+                        quirk_amd_pll(0);
                 periodic = ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs++ == 0
                         && ohci_to_hcd(ohci)->self.bandwidth_int_reqs == 0;
                 break;