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Diffstat (limited to 'hw/usb/hcd-ohci.c')
-rw-r--r--hw/usb/hcd-ohci.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/hw/usb/hcd-ohci.c b/hw/usb/hcd-ohci.c
index 00e2e1acac..7571e9e44a 100644
--- a/hw/usb/hcd-ohci.c
+++ b/hw/usb/hcd-ohci.c
@@ -810,9 +810,11 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed,
if (completion) {
ret = ohci->usb_packet.result;
} else {
+ bool int_req = relative_frame_number == frame_count &&
+ OHCI_BM(iso_td.flags, TD_DI) == 0;
dev = ohci_find_device(ohci, OHCI_BM(ed->flags, ED_FA));
ep = usb_ep_get(dev, pid, OHCI_BM(ed->flags, ED_EN));
- usb_packet_setup(&ohci->usb_packet, pid, ep, addr, false);
+ usb_packet_setup(&ohci->usb_packet, pid, ep, addr, false, int_req);
usb_packet_addbuf(&ohci->usb_packet, ohci->usb_buf, len);
ret = usb_handle_packet(dev, &ohci->usb_packet);
if (ret == USB_RET_ASYNC) {
@@ -1012,7 +1014,8 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed)
}
dev = ohci_find_device(ohci, OHCI_BM(ed->flags, ED_FA));
ep = usb_ep_get(dev, pid, OHCI_BM(ed->flags, ED_EN));
- usb_packet_setup(&ohci->usb_packet, pid, ep, addr, !flag_r);
+ usb_packet_setup(&ohci->usb_packet, pid, ep, addr, !flag_r,
+ OHCI_BM(td.flags, TD_DI) == 0);
usb_packet_addbuf(&ohci->usb_packet, ohci->usb_buf, pktlen);
ret = usb_handle_packet(dev, &ohci->usb_packet);
#ifdef DEBUG_PACKET