motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-02 23:33:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

usb-core: Add a usb_ep_find_packet_by_id() helper function

Browse source 
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Hans de Goede 2012-08-28 09:43:18 +02:00 • committed by Gerd Hoffmann
parent cc40997489
commit c13a9e6136
2 changed files with 17 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

15
hw/usb/core.c
View file

@ -726,3 +726,18 @@ void usb_ep_set_pipeline(USBDevice *dev, int pid, int ep, bool enabled)
struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
uep->pipeline = enabled;
}
USBPacket *usb_ep_find_packet_by_id(USBDevice *dev, int pid, int ep,
uint64_t id)
{
struct USBEndpoint *uep = usb_ep_get(dev, pid, ep);
USBPacket *p;
while ((p = QTAILQ_FIRST(&uep->queue)) != NULL) {
if (p->id == id) {
return p;
}
}
return NULL;
}