diff options
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/ehci-sched.c | 9 | ||||
| -rw-r--r-- | drivers/usb/host/whci/qset.c | 2 | ||||
| -rw-r--r-- | drivers/usb/host/xhci.c | 5 |
3 files changed, 10 insertions, 6 deletions
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index 56a32033adb3..a60679cbbf85 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -1475,6 +1475,7 @@ iso_stream_schedule ( * jump until after the queue is primed. */ else { + int done = 0; start = SCHEDULE_SLOP + (now & ~0x07); /* NOTE: assumes URB_ISO_ASAP, to limit complexity/bugs */ @@ -1492,18 +1493,18 @@ iso_stream_schedule ( if (stream->highspeed) { if (itd_slot_ok(ehci, mod, start, stream->usecs, period)) - break; + done = 1; } else { if ((start % 8) >= 6) continue; if (sitd_slot_ok(ehci, mod, stream, start, sched, period)) - break; + done = 1; } - } while (start > next); + } while (start > next && !done); /* no room in the schedule */ - if (start == next) { + if (!done) { ehci_dbg(ehci, "iso resched full %p (now %d max %d)\n", urb, now, now + mod); status = -ENOSPC; diff --git a/drivers/usb/host/whci/qset.c b/drivers/usb/host/whci/qset.c index d6e175428618..a403b53e86b9 100644 --- a/drivers/usb/host/whci/qset.c +++ b/drivers/usb/host/whci/qset.c @@ -124,7 +124,7 @@ void qset_clear(struct whc *whc, struct whc_qset *qset) { qset->td_start = qset->td_end = qset->ntds = 0; - qset->qh.link = cpu_to_le32(QH_LINK_NTDS(8) | QH_LINK_T); + qset->qh.link = cpu_to_le64(QH_LINK_NTDS(8) | QH_LINK_T); qset->qh.status = qset->qh.status & QH_STATUS_SEQ_MASK; qset->qh.err_count = 0; qset->qh.scratch[0] = 0; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index aa94c0195791..a1afb7c39f7e 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -711,7 +711,10 @@ static void xhci_clear_command_ring(struct xhci_hcd *xhci) ring = xhci->cmd_ring; seg = ring->deq_seg; do { - memset(seg->trbs, 0, SEGMENT_SIZE); + memset(seg->trbs, 0, + sizeof(union xhci_trb) * (TRBS_PER_SEGMENT - 1)); + seg->trbs[TRBS_PER_SEGMENT - 1].link.control &= + cpu_to_le32(~TRB_CYCLE); seg = seg->next; } while (seg != ring->deq_seg); |