diff options
Diffstat (limited to 'hw/usb/hcd-xhci.c')
| -rw-r--r-- | hw/usb/hcd-xhci.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 99f11fcbb3..90a5fbff29 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -1767,18 +1767,9 @@ static void xhci_xfer_report(XHCITransfer *xfer) break; } - /* - * XHCI 1.1, 4.11.3.1 Transfer Event TRB -- "each Transfer TRB - * encountered with its IOC flag set to '1' shall generate a Transfer - * Event." - * - * Otherwise, longer transfers can have multiple data TRBs (for scatter - * gather). Short transfers and errors should be reported once per - * transfer only. - */ - if ((trb->control & TRB_TR_IOC) || - (!reported && ((shortpkt && (trb->control & TRB_TR_ISP)) || - (xfer->status != CC_SUCCESS && left == 0)))) { + if (!reported && ((trb->control & TRB_TR_IOC) || + (shortpkt && (trb->control & TRB_TR_ISP)) || + (xfer->status != CC_SUCCESS && left == 0))) { event.slotid = xfer->slotid; event.epid = xfer->epid; event.length = (trb->status & 0x1ffff) - chunk; @@ -1802,6 +1793,14 @@ static void xhci_xfer_report(XHCITransfer *xfer) return; } } + + switch (TRB_TYPE(*trb)) { + case TR_SETUP: + reported = 0; + shortpkt = 0; + break; + } + } } @@ -2223,6 +2222,8 @@ static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, if (xfer->running_retry) { DPRINTF("xhci: xfer nacked, stopping schedule\n"); epctx->retry = xfer; + timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + + epctx->interval * 125000); break; } } |