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| author | Hans Petter Selasky <hps@selasky.org> | 2016-08-23 13:39:49 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2016-09-13 09:07:18 +0200 |
| commit | b66ad1f1aa4dba4e8e242ad8339dd01f4ee77c5e (patch) | |
| tree | 485160e66fbdcba8a2fe7bdce44a5aae15f2f883 /hw/usb | |
| parent | 7263da78045dc91cc207f350911efe4259e99b3c (diff) | |
| download | qemu-b66ad1f1aa4dba4e8e242ad8339dd01f4ee77c5e.zip qemu-b66ad1f1aa4dba4e8e242ad8339dd01f4ee77c5e.tar.gz qemu-b66ad1f1aa4dba4e8e242ad8339dd01f4ee77c5e.tar.bz2 | |
xhci: Fix remainder field for TR_SETUP completion event.
Previously the code would incorrectly report the remainder as 8 bytes. A
remainder of 0 bytes should be reported when the SETUP packet is
successfully transferred. Found using FreeBSD's XHCI driver.
Signed-off-by: Hans Petter Selasky <hps@selasky.org>
[ kraxel: codestyle fixup ]
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb')
| -rw-r--r-- | hw/usb/hcd-xhci.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 188f954..37c1493 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -1753,6 +1753,12 @@ static void xhci_xfer_report(XHCITransfer *xfer) unsigned int chunk = 0; switch (TRB_TYPE(*trb)) { + case TR_SETUP: + chunk = trb->status & 0x1ffff; + if (chunk > 8) { + chunk = 8; + } + break; case TR_DATA: case TR_NORMAL: case TR_ISOCH: |