From 786ad214c72226fa5bd4ebf18aeb4c6b54d3ba80 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Thu, 6 Feb 2014 12:03:59 +0100 Subject: xhci iso: fix time calculation Frameid specifies frames not microframes, so we need to shift it to get the microframe index. Signed-off-by: Gerd Hoffmann --- hw/usb/hcd-xhci.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 8d9cfe8810..706cdc732a 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -1974,8 +1974,8 @@ static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, xfer->mfindex_kick = asap; } } else { - xfer->mfindex_kick = (xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) - & TRB_TR_FRAMEID_MASK; + xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) + & TRB_TR_FRAMEID_MASK) << 3; xfer->mfindex_kick |= mfindex & ~0x3fff; if (xfer->mfindex_kick < mfindex) { xfer->mfindex_kick += 0x4000; -- cgit v1.2.1