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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-16 13:06:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-16 13:06:10 -0700 |
| commit | e1f5b94fd0c93c3e27ede88b7ab652d086dc960f (patch) | |
| tree | e8de7a132eb88521dd1c19e128eba2d5349bdf4f /drivers/usb/host/ehci-sched.c | |
| parent | 6fd03301d76bc439382710e449f58efbb233df1b (diff) | |
| parent | 1b6ed69f974f6f32c8be0d9a7fc952822eb83b6f (diff) | |
| download | kernel-crypto-e1f5b94fd0c93c3e27ede88b7ab652d086dc960f.tar.gz kernel-crypto-e1f5b94fd0c93c3e27ede88b7ab652d086dc960f.tar.xz kernel-crypto-e1f5b94fd0c93c3e27ede88b7ab652d086dc960f.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (143 commits)
USB: xhci depends on PCI.
USB: xhci: Add Makefile, MAINTAINERS, and Kconfig entries.
USB: xhci: Respect critical sections.
USB: xHCI: Fix interrupt moderation.
USB: xhci: Remove packed attribute from structures.
usb; xhci: Fix TRB offset calculations.
USB: xhci: replace if-elseif-else with switch-case
USB: xhci: Make xhci-mem.c include linux/dmapool.h
USB: xhci: drop spinlock in xhci_urb_enqueue() error path.
USB: Change names of SuperSpeed ep companion descriptor structs.
USB: xhci: Avoid compiler reordering in Link TRB giveback.
USB: xhci: Clean up xhci_irq() function.
USB: xhci: Avoid global namespace pollution.
USB: xhci: Fix Link TRB handoff bit twiddling.
USB: xhci: Fix register write order.
USB: xhci: fix some compiler warnings in xhci.h
USB: xhci: fix lots of compiler warnings.
USB: xhci: use xhci_handle_event instead of handle_event
USB: xhci: URB cancellation support.
USB: xhci: Scatter gather list support for bulk transfers.
...
Diffstat (limited to 'drivers/usb/host/ehci-sched.c')
| -rw-r--r-- | drivers/usb/host/ehci-sched.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index 556d0ec0c1f..9d1babc7ff6 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -760,8 +760,10 @@ static int qh_schedule(struct ehci_hcd *ehci, struct ehci_qh *qh) if (status) { /* "normal" case, uframing flexible except with splits */ if (qh->period) { - frame = qh->period - 1; - do { + int i; + + for (i = qh->period; status && i > 0; --i) { + frame = ++ehci->random_frame % qh->period; for (uframe = 0; uframe < 8; uframe++) { status = check_intr_schedule (ehci, frame, uframe, qh, @@ -769,7 +771,7 @@ static int qh_schedule(struct ehci_hcd *ehci, struct ehci_qh *qh) if (status == 0) break; } - } while (status && frame--); + } /* qh->period == 0 means every uframe */ } else { |