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author | Hans de Goede <hdegoede@redhat.com> | 2012-12-14 14:35:35 +0100 |
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committer | Gerd Hoffmann <kraxel@redhat.com> | 2013-01-07 12:57:24 +0100 |
commit | 475443cf14d7ef01b9ea56eed8657804f7bdf664 (patch) | |
tree | ca186d4f9d43d1747c254706ad8f318ec214e9b7 /hw | |
parent | ecfdc15f4351a17989d446f4f1e6d1931d9c1677 (diff) | |
download | qemu-475443cf14d7ef01b9ea56eed8657804f7bdf664.tar.gz qemu-475443cf14d7ef01b9ea56eed8657804f7bdf664.tar.bz2 qemu-475443cf14d7ef01b9ea56eed8657804f7bdf664.zip |
uhci: Add a QH_VALID define
Rather then using the magic 32 value in various places.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw')
-rw-r--r-- | hw/usb/hcd-uhci.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/hw/usb/hcd-uhci.c b/hw/usb/hcd-uhci.c index e82e5cc809..d61d879c1c 100644 --- a/hw/usb/hcd-uhci.c +++ b/hw/usb/hcd-uhci.c @@ -75,6 +75,9 @@ #define FRAME_MAX_LOOPS 256 +/* Must be large enough to handle 10 frame delay for initial isoc requests */ +#define QH_VALID 32 + #define NB_PORTS 2 enum { @@ -206,9 +209,7 @@ static UHCIQueue *uhci_queue_new(UHCIState *s, uint32_t qh_addr, UHCI_TD *td, queue->ep = ep; QTAILQ_INIT(&queue->asyncs); QTAILQ_INSERT_HEAD(&s->queues, queue, next); - /* valid needs to be large enough to handle 10 frame delay - * for initial isochronous requests */ - queue->valid = 32; + queue->valid = QH_VALID; trace_usb_uhci_queue_add(queue->token); return queue; } @@ -854,7 +855,7 @@ static int uhci_handle_td(UHCIState *s, UHCIQueue *q, uint32_t qh_addr, } if (q) { - q->valid = 32; + q->valid = QH_VALID; } /* Is active ? */ |