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From 38134ed684f0ec9eb40e3051e3052e5fd3bad000 Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Fri, 11 Jul 2014 14:20:57 +0200
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Subject: [PATCH 23/43] xhci iso: fix time calculation
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Message-id: <1405088470-24115-25-git-send-email-kraxel@redhat.com>
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Patchwork-id: 59852
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O-Subject: [RHEL-7.1 qemu-kvm PATCH 24/37] xhci iso: fix time calculation
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Bugzilla: 949385
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RH-Acked-by: Dr. David Alan Gilbert (git) <dgilbert@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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Frameid specifies frames not microframes, so we
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need to shift it to get the microframe index.
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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(cherry picked from commit 786ad214c72226fa5bd4ebf18aeb4c6b54d3ba80)
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---
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hw/usb/hcd-xhci.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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hw/usb/hcd-xhci.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
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index 5f0840b..2799539 100644
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--- a/hw/usb/hcd-xhci.c
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+++ b/hw/usb/hcd-xhci.c
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@@ -1977,8 +1977,8 @@ static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer,
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xfer->mfindex_kick = asap;
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}
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} else {
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- xfer->mfindex_kick = (xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT)
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- & TRB_TR_FRAMEID_MASK;
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+ xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT)
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+ & TRB_TR_FRAMEID_MASK) << 3;
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xfer->mfindex_kick |= mfindex & ~0x3fff;
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if (xfer->mfindex_kick < mfindex) {
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xfer->mfindex_kick += 0x4000;
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--
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1.8.3.1
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