diff options
Diffstat (limited to 'drivers/net/usb/raw_ip_net.c')
| -rw-r--r-- | drivers/net/usb/raw_ip_net.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/drivers/net/usb/raw_ip_net.c b/drivers/net/usb/raw_ip_net.c index c80746dcb8c8..dc9b5e61fd9e 100644 --- a/drivers/net/usb/raw_ip_net.c +++ b/drivers/net/usb/raw_ip_net.c @@ -3,7 +3,7 @@ * * USB network driver for RAW-IP modems. * - * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2011-2012, NVIDIA Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -704,10 +704,28 @@ static void usb_net_raw_ip_rx_urb_comp(struct urb *urb) skb_reserve(skb, NET_IP_ALIGN); dst = skb_put(skb, 14); memcpy(dst, ethernet_header, 14); + if ((((unsigned char *) urb->transfer_buffer)[0] + & 0xf0) == 0x60) { + /* ipv6 ether type */ + dst[12] = 0x86; + dst[13] = 0xdd; + } dst = skb_put(skb, urb->actual_length); memcpy(dst, urb->transfer_buffer, urb->actual_length); skb->protocol = eth_type_trans(skb, usb_net_raw_ip_dev[i]); + pr_debug("%s: ntohs(skb->protocol) %04x (%s)\n", + __func__, ntohs(skb->protocol), + (ntohs(skb->protocol) == 0x0800) + ? "IPv4" + : (ntohs(skb->protocol) == 0x86dd) + ? "IPv6" + : "unknown"); + pr_debug("%s: %02x %02x %02x %02x\n", __func__, + ((unsigned char *)urb->transfer_buffer)[0], + ((unsigned char *)urb->transfer_buffer)[1], + ((unsigned char *)urb->transfer_buffer)[2], + ((unsigned char *)urb->transfer_buffer)[3]); /* pass skb to network stack */ if (netif_rx(skb) < 0) { pr_err("usb_net_raw_ip_rx_urb_comp_work - " @@ -850,6 +868,18 @@ static int usb_net_raw_ip_tx_urb_submit(struct baseband_usb *usb, usb_net_raw_ip_tx_urb_comp, usb); urb->transfer_flags = URB_ZERO_PACKET; + pr_debug("%s: ntohs(skb->protocol) %04x (%s)\n", + __func__, ntohs(skb->protocol), + (ntohs(skb->protocol) == 0x0800) + ? "IPv4" + : (ntohs(skb->protocol) == 0x86dd) + ? "IPv6" + : "unknown"); + pr_debug("%s: %02x %02x %02x %02x\n", __func__, + ((unsigned char *)urb->transfer_buffer)[0], + ((unsigned char *)urb->transfer_buffer)[1], + ((unsigned char *)urb->transfer_buffer)[2], + ((unsigned char *)urb->transfer_buffer)[3]); /* queue tx urb work */ usb_anchor_urb(urb, &usb->usb.tx_urb_deferred); |