motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-15 22:21:57 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

xhci iso: fix time calculation

Browse source 
Frameid specifies frames not microframes, so we
need to shift it to get the microframe index.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2014-02-06 12:03:59 +01:00
parent c348e48175
commit 786ad214c7
1 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
hw/usb/hcd-xhci.c
View file

@ -1974,8 +1974,8 @@ static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer,
xfer->mfindex_kick = asap; xfer->mfindex_kick = asap;
} }
} else { } else {
xfer->mfindex_kick = (xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT)
& TRB_TR_FRAMEID_MASK; & TRB_TR_FRAMEID_MASK) << 3;
xfer->mfindex_kick |= mfindex & ~0x3fff; xfer->mfindex_kick |= mfindex & ~0x3fff;
if (xfer->mfindex_kick < mfindex) { if (xfer->mfindex_kick < mfindex) {
xfer->mfindex_kick += 0x4000; xfer->mfindex_kick += 0x4000;