diff options
Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
| -rw-r--r-- | drivers/usb/host/ehci-hcd.c | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 6d40716799..4d1726b7d9 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -1005,7 +1005,7 @@ static struct int_queue *ehci_create_int_queue(struct usb_device *dev, struct usb_host *host = dev->host; struct ehci_priv *ehci = to_ehci(host); struct int_queue *result = NULL; - uint32_t i, toggle; + uint32_t i; struct QH *list = ehci->periodic_queue; /* @@ -1057,8 +1057,6 @@ static struct int_queue *ehci_create_int_queue(struct usb_device *dev, memset(result->first, 0, sizeof(struct QH) * queuesize); memset(result->tds, 0, sizeof(struct qTD) * queuesize); - toggle = usb_gettoggle(dev, usb_pipeendpoint(pipe), usb_pipeout(pipe)); - for (i = 0; i < queuesize; i++) { struct QH *qh = result->first + i; struct qTD *td = result->tds + i; @@ -1073,7 +1071,6 @@ static struct int_queue *ehci_create_int_queue(struct usb_device *dev, qh->qh_endpt1 = cpu_to_hc32((0 << 28) | /* No NAK reload (ehci 4.9) */ (usb_maxpacket(dev, pipe) << 16) | /* MPS */ - (1 << 14) | QH_ENDPT1_EPS(ehci_encode_speed(dev->speed)) | (usb_pipeendpoint(pipe) << 8) | /* Endpoint Number */ (usb_pipedevice(pipe) << 0)); @@ -1092,7 +1089,6 @@ static struct int_queue *ehci_create_int_queue(struct usb_device *dev, "communication direction is '%s'\n", usb_pipein(pipe) ? "in" : "out"); td->qt_token = cpu_to_hc32( - QT_TOKEN_DT(toggle) | (elementsize << 16) | ((usb_pipein(pipe) ? 1 : 0) << 8) | /* IN/OUT token */ 0x80); /* active */ @@ -1108,7 +1104,6 @@ static struct int_queue *ehci_create_int_queue(struct usb_device *dev, cpu_to_hc32((td->qt_buffer[0] + 0x4000) & ~0xfff); *buf = buffer + i * elementsize; - toggle ^= 1; } if (ehci->periodic_schedules > 0) { @@ -1144,8 +1139,7 @@ static void *ehci_poll_int_queue(struct usb_device *dev, { struct QH *cur = queue->current; struct qTD *cur_td; - uint32_t token, toggle; - unsigned long pipe = queue->pipe; + uint32_t token; /* depleted queue */ if (cur == NULL) { @@ -1162,9 +1156,6 @@ static void *ehci_poll_int_queue(struct usb_device *dev, return NULL; } - toggle = QT_TOKEN_GET_DT(token); - usb_settoggle(dev, usb_pipeendpoint(pipe), usb_pipeout(pipe), toggle); - if (!(cur->qh_link & QH_LINK_TERMINATE)) queue->current++; else |