diff options
Diffstat (limited to 'drivers/usb/host/ohci-q.c')
| -rw-r--r-- | drivers/usb/host/ohci-q.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c index c2d80f80448..35288bcae0d 100644 --- a/drivers/usb/host/ohci-q.c +++ b/drivers/usb/host/ohci-q.c @@ -49,9 +49,12 @@ __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); + if (ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs == 0) { + if (quirk_amdiso(ohci)) + quirk_amd_pll(1); + if (quirk_amdprefetch(ohci)) + sb800_prefetch(ohci, 0); + } break; case PIPE_INTERRUPT: ohci_to_hcd(ohci)->self.bandwidth_int_reqs--; @@ -418,7 +421,7 @@ static struct ed *ed_get ( is_out = !(ep->desc.bEndpointAddress & USB_DIR_IN); /* FIXME usbcore changes dev->devnum before SET_ADDRESS - * suceeds ... otherwise we wouldn't need "pipe". + * succeeds ... otherwise we wouldn't need "pipe". */ info = usb_pipedevice (pipe); ed->type = usb_pipetype(pipe); @@ -680,9 +683,12 @@ 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); + if (ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs == 0) { + if (quirk_amdiso(ohci)) + quirk_amd_pll(0); + if (quirk_amdprefetch(ohci)) + sb800_prefetch(ohci, 1); + } periodic = ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs++ == 0 && ohci_to_hcd(ohci)->self.bandwidth_int_reqs == 0; break; |