EXPORT_SYMBOL_GPL(rndis_status);
/*
+ * RNDIS indicate messages.
+ */
+static void rndis_msg_indicate(struct usbnet *dev, struct rndis_indicate *msg,
+ int buflen)
+{
+ struct cdc_state *info = (void *)&dev->data;
+ struct device *udev = &info->control->dev;
+
+ if (dev->driver_info->indication) {
+ dev->driver_info->indication(dev, msg, buflen);
+ } else {
+ switch (msg->status) {
+ case RNDIS_STATUS_MEDIA_CONNECT:
+ dev_info(udev, "rndis media connect\n");
+ break;
+ case RNDIS_STATUS_MEDIA_DISCONNECT:
+ dev_info(udev, "rndis media disconnect\n");
+ break;
+ default:
+ dev_info(udev, "rndis indication: 0x%08x\n",
+ le32_to_cpu(msg->status));
+ }
+ }
+}
+
+/*
* RPC done RNDIS-style. Caller guarantees:
* - message is properly byteswapped
* - there's no other request pending
* Call context is likely probe(), before interface name is known,
* which is why we won't try to use it in the diagnostics.
*/
-int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf)
+int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf, int buflen)
{
struct cdc_state *info = (void *) &dev->data;
int master_ifnum;
USB_CDC_GET_ENCAPSULATED_RESPONSE,
USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0, master_ifnum,
- buf, CONTROL_BUFFER_SIZE,
+ buf, buflen,
RNDIS_CONTROL_TIMEOUT_MS);
if (likely(retval >= 8)) {
msg_len = le32_to_cpu(buf->msg_len);
request_id, xid);
/* then likely retry */
} else switch (buf->msg_type) {
- case RNDIS_MSG_INDICATE: { /* fault/event */
- struct rndis_indicate *msg = (void *)buf;
- int state = 0;
-
- switch (msg->status) {
- case RNDIS_STATUS_MEDIA_CONNECT:
- state = 1;
- case RNDIS_STATUS_MEDIA_DISCONNECT:
- dev_info(&info->control->dev,
- "rndis media %sconnect\n",
- !state?"dis":"");
- if (dev->driver_info->link_change)
- dev->driver_info->link_change(
- dev, state);
- break;
- default:
- dev_info(&info->control->dev,
- "rndis indication: 0x%08x\n",
- le32_to_cpu(msg->status));
- }
- }
+ case RNDIS_MSG_INDICATE: /* fault/event */
+ rndis_msg_indicate(dev, (void *)buf, buflen);
+
break;
case RNDIS_MSG_KEEPALIVE: { /* ping */
struct rndis_keepalive_c *msg = (void *)buf;
msg->msg_type = RNDIS_MSG_KEEPALIVE_C;
- msg->msg_len = ccpu2(sizeof *msg);
+ msg->msg_len = cpu_to_le32(sizeof *msg);
msg->status = RNDIS_STATUS_SUCCESS;
retval = usb_control_msg(dev->udev,
usb_sndctrlpipe(dev->udev, 0),
u.get->msg_len = cpu_to_le32(sizeof *u.get + in_len);
u.get->oid = oid;
u.get->len = cpu_to_le32(in_len);
- u.get->offset = ccpu2(20);
+ u.get->offset = cpu_to_le32(20);
- retval = rndis_command(dev, u.header);
+ retval = rndis_command(dev, u.header, CONTROL_BUFFER_SIZE);
if (unlikely(retval < 0)) {
dev_err(&intf->dev, "RNDIS_MSG_QUERY(0x%08x) failed, %d\n",
oid, retval);
return -EDOM;
}
+/* same as usbnet_netdev_ops but MTU change not allowed */
+static const struct net_device_ops rndis_netdev_ops = {
+ .ndo_open = usbnet_open,
+ .ndo_stop = usbnet_stop,
+ .ndo_start_xmit = usbnet_start_xmit,
+ .ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
int
generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
{
goto fail;
u.init->msg_type = RNDIS_MSG_INIT;
- u.init->msg_len = ccpu2(sizeof *u.init);
- u.init->major_version = ccpu2(1);
- u.init->minor_version = ccpu2(0);
+ u.init->msg_len = cpu_to_le32(sizeof *u.init);
+ u.init->major_version = cpu_to_le32(1);
+ u.init->minor_version = cpu_to_le32(0);
/* max transfer (in spec) is 0x4000 at full speed, but for
* TX we'll stick to one Ethernet packet plus RNDIS framing.
dev->rx_urb_size &= ~(dev->maxpacket - 1);
u.init->max_transfer_size = cpu_to_le32(dev->rx_urb_size);
- net->change_mtu = NULL;
- retval = rndis_command(dev, u.header);
+ net->netdev_ops = &rndis_netdev_ops;
+
+ retval = rndis_command(dev, u.header, CONTROL_BUFFER_SIZE);
if (unlikely(retval < 0)) {
/* it might not even be an RNDIS device!! */
dev_err(&intf->dev, "RNDIS init failed, %d\n", retval);
retval = -EINVAL;
goto halt_fail_and_release;
}
- dev->hard_mtu = tmp;
- net->mtu = dev->hard_mtu - net->hard_header_len;
dev_warn(&intf->dev,
"dev can't take %u byte packets (max %u), "
"adjusting MTU to %u\n",
- dev->hard_mtu, tmp, net->mtu);
+ dev->hard_mtu, tmp, tmp - net->hard_header_len);
+ dev->hard_mtu = tmp;
+ net->mtu = dev->hard_mtu - net->hard_header_len;
}
/* REVISIT: peripheral "alignment" request is ignored ... */
goto halt_fail_and_release;
}
memcpy(net->dev_addr, bp, ETH_ALEN);
+ memcpy(net->perm_addr, bp, ETH_ALEN);
/* set a nonzero filter to enable data transfers */
memset(u.set, 0, sizeof *u.set);
u.set->msg_type = RNDIS_MSG_SET;
- u.set->msg_len = ccpu2(4 + sizeof *u.set);
+ u.set->msg_len = cpu_to_le32(4 + sizeof *u.set);
u.set->oid = OID_GEN_CURRENT_PACKET_FILTER;
- u.set->len = ccpu2(4);
- u.set->offset = ccpu2((sizeof *u.set) - 8);
+ u.set->len = cpu_to_le32(4);
+ u.set->offset = cpu_to_le32((sizeof *u.set) - 8);
*(__le32 *)(u.buf + sizeof *u.set) = RNDIS_DEFAULT_FILTER;
- retval = rndis_command(dev, u.header);
+ retval = rndis_command(dev, u.header, CONTROL_BUFFER_SIZE);
if (unlikely(retval < 0)) {
dev_err(&intf->dev, "rndis set packet filter, %d\n", retval);
goto halt_fail_and_release;
halt_fail_and_release:
memset(u.halt, 0, sizeof *u.halt);
u.halt->msg_type = RNDIS_MSG_HALT;
- u.halt->msg_len = ccpu2(sizeof *u.halt);
- (void) rndis_command(dev, (void *)u.halt);
+ u.halt->msg_len = cpu_to_le32(sizeof *u.halt);
+ (void) rndis_command(dev, (void *)u.halt, CONTROL_BUFFER_SIZE);
fail_and_release:
usb_set_intfdata(info->data, NULL);
usb_driver_release_interface(driver_of(intf), info->data);
halt = kzalloc(CONTROL_BUFFER_SIZE, GFP_KERNEL);
if (halt) {
halt->msg_type = RNDIS_MSG_HALT;
- halt->msg_len = ccpu2(sizeof *halt);
- (void) rndis_command(dev, (void *)halt);
+ halt->msg_len = cpu_to_le32(sizeof *halt);
+ (void) rndis_command(dev, (void *)halt, CONTROL_BUFFER_SIZE);
kfree(halt);
}
if (unlikely(hdr->msg_type != RNDIS_MSG_PACKET
|| skb->len < msg_len
|| (data_offset + data_len + 8) > msg_len)) {
- dev->stats.rx_frame_errors++;
+ dev->net->stats.rx_frame_errors++;
devdbg(dev, "bad rndis message %d/%d/%d/%d, len %d",
le32_to_cpu(hdr->msg_type),
msg_len, data_offset, data_len, skb->len);
memset(hdr, 0, sizeof *hdr);
hdr->msg_type = RNDIS_MSG_PACKET;
hdr->msg_len = cpu_to_le32(skb->len);
- hdr->data_offset = ccpu2(sizeof(*hdr) - 8);
+ hdr->data_offset = cpu_to_le32(sizeof(*hdr) - 8);
hdr->data_len = cpu_to_le32(len);
/* FIXME make the last packet always be short ... */
.tx_fixup = rndis_tx_fixup,
};
-#undef ccpu2
-
-
/*-------------------------------------------------------------------------*/
static const struct usb_device_id products [] = {
/* "ActiveSync" is an undocumented variant of RNDIS, used in WM5 */
USB_INTERFACE_INFO(USB_CLASS_MISC, 1, 1),
.driver_info = (unsigned long) &rndis_info,
+}, {
+ /* RNDIS for tethering */
+ USB_INTERFACE_INFO(USB_CLASS_WIRELESS_CONTROLLER, 1, 3),
+ .driver_info = (unsigned long) &rndis_info,
},
{ }, // END
};
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff