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-rw-r--r--drivers/net/usb/Kconfig22
-rw-r--r--drivers/net/usb/Makefile2
-rw-r--r--drivers/net/usb/cdc_eem.c381
-rw-r--r--drivers/net/usb/cdc_ether.c33
-rw-r--r--drivers/net/usb/dm9601.c12
-rw-r--r--drivers/net/usb/hso.c53
-rw-r--r--drivers/net/usb/int51x1.c253
-rw-r--r--drivers/net/usb/kaweth.c33
-rw-r--r--drivers/net/usb/rtl8150.c9
-rw-r--r--drivers/net/usb/smsc95xx.c19
-rw-r--r--drivers/net/usb/smsc95xx.h3
-rw-r--r--drivers/net/usb/usbnet.c39
12 files changed, 775 insertions, 84 deletions
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 8ee21030e9a..3717569828b 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -180,6 +180,20 @@ config USB_NET_CDCETHER
IEEE 802 "local assignment" bit is set in the address, a "usbX"
name is used instead.
+config USB_NET_CDC_EEM
+ tristate "CDC EEM support"
+ depends on USB_USBNET && EXPERIMENTAL
+ help
+ This option supports devices conforming to the Communication Device
+ Class (CDC) Ethernet Emulation Model, a specification that's easy to
+ implement in device firmware. The CDC EEM specifications are available
+ from <http://www.usb.org/>.
+
+ This driver creates an interface named "ethX", where X depends on
+ what other networking devices you have in use. However, if the
+ IEEE 802 "local assignment" bit is set in the address, a "usbX"
+ name is used instead.
+
config USB_NET_DM9601
tristate "Davicom DM9601 based USB 1.1 10/100 ethernet devices"
depends on USB_USBNET
@@ -345,4 +359,12 @@ config USB_HSO
To compile this driver as a module, choose M here: the
module will be called hso.
+config USB_NET_INT51X1
+ tristate "Intellon PLC based usb adapter"
+ depends on USB_USBNET
+ help
+ Choose this option if you're using a 14Mb USB-based PLC
+ (Powerline Communications) solution with an Intellon
+ INT51x1/INT5200 chip, like the "devolo dLan duo".
+
endmenu
diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile
index 88a87eeb376..b870b0b1cbe 100644
--- a/drivers/net/usb/Makefile
+++ b/drivers/net/usb/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_USB_RTL8150) += rtl8150.o
obj-$(CONFIG_USB_HSO) += hso.o
obj-$(CONFIG_USB_NET_AX8817X) += asix.o
obj-$(CONFIG_USB_NET_CDCETHER) += cdc_ether.o
+obj-$(CONFIG_USB_NET_CDC_EEM) += cdc_eem.o
obj-$(CONFIG_USB_NET_DM9601) += dm9601.o
obj-$(CONFIG_USB_NET_SMSC95XX) += smsc95xx.o
obj-$(CONFIG_USB_NET_GL620A) += gl620a.o
@@ -19,4 +20,5 @@ obj-$(CONFIG_USB_NET_CDC_SUBSET) += cdc_subset.o
obj-$(CONFIG_USB_NET_ZAURUS) += zaurus.o
obj-$(CONFIG_USB_NET_MCS7830) += mcs7830.o
obj-$(CONFIG_USB_USBNET) += usbnet.o
+obj-$(CONFIG_USB_NET_INT51X1) += int51x1.o
diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
new file mode 100644
index 00000000000..80e01778dd3
--- /dev/null
+++ b/drivers/net/usb/cdc_eem.c
@@ -0,0 +1,381 @@
+/*
+ * USB CDC EEM network interface driver
+ * Copyright (C) 2009 Oberthur Technologies
+ * by Omar Laazimani, Olivier Condemine
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ctype.h>
+#include <linux/ethtool.h>
+#include <linux/workqueue.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/crc32.h>
+#include <linux/usb/cdc.h>
+#include <linux/usb/usbnet.h>
+
+
+/*
+ * This driver is an implementation of the CDC "Ethernet Emulation
+ * Model" (EEM) specification, which encapsulates Ethernet frames
+ * for transport over USB using a simpler USB device model than the
+ * previous CDC "Ethernet Control Model" (ECM, or "CDC Ethernet").
+ *
+ * For details, see www.usb.org/developers/devclass_docs/CDC_EEM10.pdf
+ *
+ * This version has been tested with GIGAntIC WuaoW SIM Smart Card on 2.6.24,
+ * 2.6.27 and 2.6.30rc2 kernel.
+ * It has also been validated on Openmoko Om 2008.12 (based on 2.6.24 kernel).
+ * build on 23-April-2009
+ */
+
+#define EEM_HEAD 2 /* 2 byte header */
+
+/*-------------------------------------------------------------------------*/
+
+static void eem_linkcmd_complete(struct urb *urb)
+{
+ dev_kfree_skb(urb->context);
+ usb_free_urb(urb);
+}
+
+static void eem_linkcmd(struct usbnet *dev, struct sk_buff *skb)
+{
+ struct urb *urb;
+ int status;
+
+ urb = usb_alloc_urb(0, GFP_ATOMIC);
+ if (!urb)
+ goto fail;
+
+ usb_fill_bulk_urb(urb, dev->udev, dev->out,
+ skb->data, skb->len, eem_linkcmd_complete, skb);
+
+ status = usb_submit_urb(urb, GFP_ATOMIC);
+ if (status) {
+ usb_free_urb(urb);
+fail:
+ dev_kfree_skb(skb);
+ devwarn(dev, "link cmd failure\n");
+ return;
+ }
+}
+
+static int eem_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+ int status = 0;
+
+ status = usbnet_get_endpoints(dev, intf);
+ if (status < 0) {
+ usb_set_intfdata(intf, NULL);
+ usb_driver_release_interface(driver_of(intf), intf);
+ return status;
+ }
+
+ /* no jumbogram (16K) support for now */
+
+ dev->net->hard_header_len += EEM_HEAD + ETH_FCS_LEN;
+
+ return 0;
+}
+
+/*
+ * EEM permits packing multiple Ethernet frames into USB transfers
+ * (a "bundle"), but for TX we don't try to do that.
+ */
+static struct sk_buff *eem_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
+ gfp_t flags)
+{
+ struct sk_buff *skb2 = NULL;
+ u16 len = skb->len;
+ u32 crc = 0;
+ int padlen = 0;
+
+ /* When ((len + EEM_HEAD + ETH_FCS_LEN) % dev->maxpacket) is
+ * zero, stick two bytes of zero length EEM packet on the end.
+ * Else the framework would add invalid single byte padding,
+ * since it can't know whether ZLPs will be handled right by
+ * all the relevant hardware and software.
+ */
+ if (!((len + EEM_HEAD + ETH_FCS_LEN) % dev->maxpacket))
+ padlen += 2;
+
+ if (!skb_cloned(skb)) {
+ int headroom = skb_headroom(skb);
+ int tailroom = skb_tailroom(skb);
+
+ if ((tailroom >= ETH_FCS_LEN + padlen)
+ && (headroom >= EEM_HEAD))
+ goto done;
+
+ if ((headroom + tailroom)
+ > (EEM_HEAD + ETH_FCS_LEN + padlen)) {
+ skb->data = memmove(skb->head +
+ EEM_HEAD,
+ skb->data,
+ skb->len);
+ skb_set_tail_pointer(skb, len);
+ goto done;
+ }
+ }
+
+ skb2 = skb_copy_expand(skb, EEM_HEAD, ETH_FCS_LEN + padlen, flags);
+ if (!skb2)
+ return NULL;
+
+ dev_kfree_skb_any(skb);
+ skb = skb2;
+
+done:
+ /* we don't use the "no Ethernet CRC" option */
+ crc = crc32_le(~0, skb->data, skb->len);
+ crc = ~crc;
+
+ put_unaligned_le32(crc, skb_put(skb, 4));
+
+ /* EEM packet header format:
+ * b0..13: length of ethernet frame
+ * b14: bmCRC (1 == valid Ethernet CRC)
+ * b15: bmType (0 == data)
+ */
+ len = skb->len;
+ put_unaligned_le16(BIT(14) | len, skb_push(skb, 2));
+
+ /* Bundle a zero length EEM packet if needed */
+ if (padlen)
+ put_unaligned_le16(0, skb_put(skb, 2));
+
+ return skb;
+}
+
+static int eem_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+ /*
+ * Our task here is to strip off framing, leaving skb with one
+ * data frame for the usbnet framework code to process. But we
+ * may have received multiple EEM payloads, or command payloads.
+ * So we must process _everything_ as if it's a header, except
+ * maybe the last data payload
+ *
+ * REVISIT the framework needs updating so that when we consume
+ * all payloads (the last or only message was a command, or a
+ * zero length EEM packet) that is not accounted as an rx_error.
+ */
+ do {
+ struct sk_buff *skb2 = NULL;
+ u16 header;
+ u16 len = 0;
+
+ /* incomplete EEM header? */
+ if (skb->len < EEM_HEAD)
+ return 0;
+
+ /*
+ * EEM packet header format:
+ * b0..14: EEM type dependant (Data or Command)
+ * b15: bmType
+ */
+ header = get_unaligned_le16(skb->data);
+ skb_pull(skb, EEM_HEAD);
+
+ /*
+ * The bmType bit helps to denote when EEM
+ * packet is data or command :
+ * bmType = 0 : EEM data payload
+ * bmType = 1 : EEM (link) command
+ */
+ if (header & BIT(15)) {
+ u16 bmEEMCmd;
+
+ /*
+ * EEM (link) command packet:
+ * b0..10: bmEEMCmdParam
+ * b11..13: bmEEMCmd
+ * b14: bmReserved (must be 0)
+ * b15: 1 (EEM command)
+ */
+ if (header & BIT(14)) {
+ devdbg(dev, "reserved command %04x\n", header);
+ continue;
+ }
+
+ bmEEMCmd = (header >> 11) & 0x7;
+ switch (bmEEMCmd) {
+
+ /* Responding to echo requests is mandatory. */
+ case 0: /* Echo command */
+ len = header & 0x7FF;
+
+ /* bogus command? */
+ if (skb->len < len)
+ return 0;
+
+ skb2 = skb_clone(skb, GFP_ATOMIC);
+ if (unlikely(!skb2))
+ goto next;
+ skb_trim(skb2, len);
+ put_unaligned_le16(BIT(15) | (1 << 11) | len,
+ skb_push(skb2, 2));
+ eem_linkcmd(dev, skb2);
+ break;
+
+ /*
+ * Host may choose to ignore hints.
+ * - suspend: peripheral ready to suspend
+ * - response: suggest N millisec polling
+ * - response complete: suggest N sec polling
+ */
+ case 2: /* Suspend hint */
+ case 3: /* Response hint */
+ case 4: /* Response complete hint */
+ continue;
+
+ /*
+ * Hosts should never receive host-to-peripheral
+ * or reserved command codes; or responses to an
+ * echo command we didn't send.
+ */
+ case 1: /* Echo response */
+ case 5: /* Tickle */
+ default: /* reserved */
+ devwarn(dev, "unexpected link command %d\n",
+ bmEEMCmd);
+ continue;
+ }
+
+ } else {
+ u32 crc, crc2;
+ int is_last;
+
+ /* zero length EEM packet? */
+ if (header == 0)
+ continue;
+
+ /*
+ * EEM data packet header :
+ * b0..13: length of ethernet frame
+ * b14: bmCRC
+ * b15: 0 (EEM data)
+ */
+ len = header & 0x3FFF;
+
+ /* bogus EEM payload? */
+ if (skb->len < len)
+ return 0;
+
+ /* bogus ethernet frame? */
+ if (len < (ETH_HLEN + ETH_FCS_LEN))
+ goto next;
+
+ /*
+ * Treat the last payload differently: framework
+ * code expects our "fixup" to have stripped off
+ * headers, so "skb" is a data packet (or error).
+ * Else if it's not the last payload, keep "skb"
+ * for further processing.
+ */
+ is_last = (len == skb->len);
+ if (is_last)
+ skb2 = skb;
+ else {
+ skb2 = skb_clone(skb, GFP_ATOMIC);
+ if (unlikely(!skb2))
+ return 0;
+ }
+
+ crc = get_unaligned_le32(skb2->data
+ + len - ETH_FCS_LEN);
+ skb_trim(skb2, len - ETH_FCS_LEN);
+
+ /*
+ * The bmCRC helps to denote when the CRC field in
+ * the Ethernet frame contains a calculated CRC:
+ * bmCRC = 1 : CRC is calculated
+ * bmCRC = 0 : CRC = 0xDEADBEEF
+ */
+ if (header & BIT(14))
+ crc2 = ~crc32_le(~0, skb2->data, len);
+ else
+ crc2 = 0xdeadbeef;
+
+ if (is_last)
+ return crc == crc2;
+
+ if (unlikely(crc != crc2)) {
+ dev->stats.rx_errors++;
+ dev_kfree_skb_any(skb2);
+ } else
+ usbnet_skb_return(dev, skb2);
+ }
+
+next:
+ skb_pull(skb, len);
+ } while (skb->len);
+
+ return 1;
+}
+
+static const struct driver_info eem_info = {
+ .description = "CDC EEM Device",
+ .flags = FLAG_ETHER,
+ .bind = eem_bind,
+ .rx_fixup = eem_rx_fixup,
+ .tx_fixup = eem_tx_fixup,
+};
+
+/*-------------------------------------------------------------------------*/
+
+static const struct usb_device_id products[] = {
+{
+ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_EEM,
+ USB_CDC_PROTO_EEM),
+ .driver_info = (unsigned long) &eem_info,
+},
+{
+ /* EMPTY == end of list */
+},
+};
+MODULE_DEVICE_TABLE(usb, products);
+
+static struct usb_driver eem_driver = {
+ .name = "cdc_eem",
+ .id_table = products,
+ .probe = usbnet_probe,
+ .disconnect = usbnet_disconnect,
+ .suspend = usbnet_suspend,
+ .resume = usbnet_resume,
+};
+
+
+static int __init eem_init(void)
+{
+ return usb_register(&eem_driver);
+}
+module_init(eem_init);
+
+static void __exit eem_exit(void)
+{
+ usb_deregister(&eem_driver);
+}
+module_exit(eem_exit);
+
+MODULE_AUTHOR("Omar Laazimani <omar.oberthur@gmail.com>");
+MODULE_DESCRIPTION("USB CDC EEM");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 55e8ecc3a9e..01fd528306e 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -25,7 +25,6 @@
#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
-#include <linux/ctype.h>
#include <linux/ethtool.h>
#include <linux/workqueue.h>
#include <linux/mii.h>
@@ -389,36 +388,6 @@ static void cdc_status(struct usbnet *dev, struct urb *urb)
}
}
-static u8 nibble(unsigned char c)
-{
- if (likely(isdigit(c)))
- return c - '0';
- c = toupper(c);
- if (likely(isxdigit(c)))
- return 10 + c - 'A';
- return 0;
-}
-
-static inline int
-get_ethernet_addr(struct usbnet *dev, struct usb_cdc_ether_desc *e)
-{
- int tmp, i;
- unsigned char buf [13];
-
- tmp = usb_string(dev->udev, e->iMACAddress, buf, sizeof buf);
- if (tmp != 12) {
- dev_dbg(&dev->udev->dev,
- "bad MAC string %d fetch, %d\n", e->iMACAddress, tmp);
- if (tmp >= 0)
- tmp = -EINVAL;
- return tmp;
- }
- for (i = tmp = 0; i < 6; i++, tmp += 2)
- dev->net->dev_addr [i] =
- (nibble(buf [tmp]) << 4) + nibble(buf [tmp + 1]);
- return 0;
-}
-
static int cdc_bind(struct usbnet *dev, struct usb_interface *intf)
{
int status;
@@ -428,7 +397,7 @@ static int cdc_bind(struct usbnet *dev, struct usb_interface *intf)
if (status < 0)
return status;
- status = get_ethernet_addr(dev, info->ether);
+ status = usbnet_get_ethernet_addr(dev, info->ether->iMACAddress);
if (status < 0) {
usb_set_intfdata(info->data, NULL);
usb_driver_release_interface(driver_of(intf), info->data);
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 6fc4f82b0be..7ae82446b93 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -497,10 +497,10 @@ static int dm9601_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
int len;
/* format:
- b0: rx status
- b1: packet length (incl crc) low
- b2: packet length (incl crc) high
- b3..n-4: packet data
+ b1: rx status
+ b2: packet length (incl crc) low
+ b3: packet length (incl crc) high
+ b4..n-4: packet data
bn-3..bn: ethernet crc
*/
@@ -533,8 +533,8 @@ static struct sk_buff *dm9601_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
int len;
/* format:
- b0: packet length low
- b1: packet length high
+ b1: packet length low
+ b2: packet length high
b3..n: packet data
*/
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index f84b78d94c4..f8c6d7ea726 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -482,7 +482,7 @@ static ssize_t hso_sysfs_show_porttype(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- struct hso_device *hso_dev = dev->driver_data;
+ struct hso_device *hso_dev = dev_get_drvdata(dev);
char *port_name;
if (!hso_dev)
@@ -816,7 +816,7 @@ static int hso_net_start_xmit(struct sk_buff *skb, struct net_device *net)
}
dev_kfree_skb(skb);
/* we're done */
- return result;
+ return NETDEV_TX_OK;
}
static void hso_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info)
@@ -899,15 +899,14 @@ static void packetizeRx(struct hso_net *odev, unsigned char *ip_pkt,
continue;
}
/* Allocate an sk_buff */
- odev->skb_rx_buf = dev_alloc_skb(frame_len);
+ odev->skb_rx_buf = netdev_alloc_skb(odev->net,
+ frame_len);
if (!odev->skb_rx_buf) {
/* We got no receive buffer. */
D1("could not allocate memory");
odev->rx_parse_state = WAIT_SYNC;
return;
}
- /* Here's where it came from */
- odev->skb_rx_buf->dev = odev->net;
/* Copy what we got so far. make room for iphdr
* after tail. */
@@ -2313,7 +2312,7 @@ static int hso_serial_common_create(struct hso_serial *serial, int num_urbs,
serial->parent->dev = tty_register_device(tty_drv, minor,
&serial->parent->interface->dev);
dev = serial->parent->dev;
- dev->driver_data = serial->parent;
+ dev_set_drvdata(dev, serial->parent);
i = device_create_file(dev, &dev_attr_hsotype);
/* fill in specific data for later use */
@@ -2481,10 +2480,10 @@ static int add_net_device(struct hso_device *hso_dev)
return 0;
}
-static int hso_radio_toggle(void *data, enum rfkill_state state)
+static int hso_rfkill_set_block(void *data, bool blocked)
{
struct hso_device *hso_dev = data;
- int enabled = (state == RFKILL_STATE_ON);
+ int enabled = !blocked;
int rv;
mutex_lock(&hso_dev->mutex);
@@ -2498,6 +2497,10 @@ static int hso_radio_toggle(void *data, enum rfkill_state state)
return rv;
}
+static const struct rfkill_ops hso_rfkill_ops = {
+ .set_block = hso_rfkill_set_block,
+};
+
/* Creates and sets up everything for rfkill */
static void hso_create_rfkill(struct hso_device *hso_dev,
struct usb_interface *interface)
@@ -2506,29 +2509,25 @@ static void hso_create_rfkill(struct hso_device *hso_dev,
struct device *dev = &hso_net->net->dev;
char *rfkn;
- hso_net->rfkill = rfkill_allocate(&interface_to_usbdev(interface)->dev,
- RFKILL_TYPE_WWAN);
- if (!hso_net->rfkill) {
- dev_err(dev, "%s - Out of memory\n", __func__);
- return;
- }
rfkn = kzalloc(20, GFP_KERNEL);
- if (!rfkn) {
- rfkill_free(hso_net->rfkill);
- hso_net->rfkill = NULL;
+ if (!rfkn)
dev_err(dev, "%s - Out of memory\n", __func__);
- return;
- }
+
snprintf(rfkn, 20, "hso-%d",
interface->altsetting->desc.bInterfaceNumber);
- hso_net->rfkill->name = rfkn;
- hso_net->rfkill->state = RFKILL_STATE_ON;
- hso_net->rfkill->data = hso_dev;
- hso_net->rfkill->toggle_radio = hso_radio_toggle;
+
+ hso_net->rfkill = rfkill_alloc(rfkn,
+ &interface_to_usbdev(interface)->dev,
+ RFKILL_TYPE_WWAN,
+ &hso_rfkill_ops, hso_dev);
+ if (!hso_net->rfkill) {
+ dev_err(dev, "%s - Out of memory\n", __func__);
+ kfree(rfkn);
+ return;
+ }
if (rfkill_register(hso_net->rfkill) < 0) {
+ rfkill_destroy(hso_net->rfkill);
kfree(rfkn);
- hso_net->rfkill->name = NULL;
- rfkill_free(hso_net->rfkill);
hso_net->rfkill = NULL;
dev_err(dev, "%s - Failed to register rfkill\n", __func__);
return;
@@ -3165,8 +3164,10 @@ static void hso_free_interface(struct usb_interface *interface)
hso_stop_net_device(network_table[i]);
cancel_work_sync(&network_table[i]->async_put_intf);
cancel_work_sync(&network_table[i]->async_get_intf);
- if (rfk)
+ if (rfk) {
rfkill_unregister(rfk);
+ rfkill_destroy(rfk);
+ }
hso_free_net_device(network_table[i]);
}
}
diff --git a/drivers/net/usb/int51x1.c b/drivers/net/usb/int51x1.c
new file mode 100644
index 00000000000..55cf7081de1
--- /dev/null
+++ b/drivers/net/usb/int51x1.c
@@ -0,0 +1,253 @@
+/*
+ * Copyright (c) 2009 Peter Holik
+ *
+ * Intellon usb PLC (Powerline Communications) usb net driver
+ *
+ * http://www.tandel.be/downloads/INT51X1_Datasheet.pdf
+ *
+ * Based on the work of Jan 'RedBully' Seiffert
+ */
+
+/*
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or.
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/module.h>
+#include <linux/ctype.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/usb/usbnet.h>
+
+#define INT51X1_VENDOR_ID 0x09e1
+#define INT51X1_PRODUCT_ID 0x5121
+
+#define INT51X1_HEADER_SIZE 2 /* 2 byte header */
+
+#define PACKET_TYPE_PROMISCUOUS (1 << 0)
+#define PACKET_TYPE_ALL_MULTICAST (1 << 1) /* no filter */
+#define PACKET_TYPE_DIRECTED (1 << 2)
+#define PACKET_TYPE_BROADCAST (1 << 3)
+#define PACKET_TYPE_MULTICAST (1 << 4) /* filtered */
+
+#define SET_ETHERNET_PACKET_FILTER 0x43
+
+static int int51x1_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+ int len;
+
+ if (!(pskb_may_pull(skb, INT51X1_HEADER_SIZE))) {
+ deverr(dev, "unexpected tiny rx frame");
+ return 0;
+ }
+
+ len = le16_to_cpu(*(__le16 *)&skb->data[skb->len - 2]);
+
+ skb_trim(skb, len);
+
+ return 1;
+}
+
+static struct sk_buff *int51x1_tx_fixup(struct usbnet *dev,
+ struct sk_buff *skb, gfp_t flags)
+{
+ int pack_len = skb->len;
+ int pack_with_header_len = pack_len + INT51X1_HEADER_SIZE;
+ int headroom = skb_headroom(skb);
+ int tailroom = skb_tailroom(skb);
+ int need_tail = 0;
+ __le16 *len;
+
+ /* if packet and our header is smaler than 64 pad to 64 (+ ZLP) */
+ if ((pack_with_header_len) < dev->maxpacket)
+ need_tail = dev->maxpacket - pack_with_header_len + 1;
+ /*
+ * usbnet would send a ZLP if packetlength mod urbsize == 0 for us,
+ * but we need to know ourself, because this would add to the length
+ * we send down to the device...
+ */
+ else if (!(pack_with_header_len % dev->maxpacket))
+ need_tail = 1;
+
+ if (!skb_cloned(skb) &&
+ (headroom + tailroom >= need_tail + INT51X1_HEADER_SIZE)) {
+ if (headroom < INT51X1_HEADER_SIZE || tailroom < need_tail) {
+ skb->data = memmove(skb->head + INT51X1_HEADER_SIZE,
+ skb->data, skb->len);
+ skb_set_tail_pointer(skb, skb->len);
+ }
+ } else {
+ struct sk_buff *skb2;
+
+ skb2 = skb_copy_expand(skb,
+ INT51X1_HEADER_SIZE,
+ need_tail,
+ flags);
+ dev_kfree_skb_any(skb);
+ if (!skb2)
+ return NULL;
+ skb = skb2;
+ }
+
+ pack_len += need_tail;
+ pack_len &= 0x07ff;
+
+ len = (__le16 *) __skb_push(skb, INT51X1_HEADER_SIZE);
+ *len = cpu_to_le16(pack_len);
+
+ if(need_tail)
+ memset(__skb_put(skb, need_tail), 0, need_tail);
+
+ return skb;
+}
+
+static void int51x1_async_cmd_callback(struct urb *urb)
+{
+ struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;
+ int status = urb->status;
+
+ if (status < 0)
+ dev_warn(&urb->dev->dev, "async callback failed with %d\n", status);
+
+ kfree(req);
+ usb_free_urb(urb);
+}
+
+static void int51x1_set_multicast(struct net_device *netdev)
+{
+ struct usb_ctrlrequest *req;
+ int status;
+ struct urb *urb;
+ struct usbnet *dev = netdev_priv(netdev);
+ u16 filter = PACKET_TYPE_DIRECTED | PACKET_TYPE_BROADCAST;
+
+ if (netdev->flags & IFF_PROMISC) {
+ /* do not expect to see traffic of other PLCs */
+ filter |= PACKET_TYPE_PROMISCUOUS;
+ devinfo(dev, "promiscuous mode enabled");
+ } else if (netdev->mc_count ||
+ (netdev->flags & IFF_ALLMULTI)) {
+ filter |= PACKET_TYPE_ALL_MULTICAST;
+ devdbg(dev, "receive all multicast enabled");
+ } else {
+ /* ~PROMISCUOUS, ~MULTICAST */
+ devdbg(dev, "receive own packets only");
+ }
+
+ urb = usb_alloc_urb(0, GFP_ATOMIC);
+ if (!urb) {
+ devwarn(dev, "Error allocating URB");
+ return;
+ }
+
+ req = kmalloc(sizeof(*req), GFP_ATOMIC);
+ if (!req) {
+ devwarn(dev, "Error allocating control msg");
+ goto out;
+ }
+
+ req->bRequestType = USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
+ req->bRequest = SET_ETHERNET_PACKET_FILTER;
+ req->wValue = cpu_to_le16(filter);
+ req->wIndex = 0;
+ req->wLength = 0;
+
+ usb_fill_control_urb(urb, dev->udev, usb_sndctrlpipe(dev->udev, 0),
+ (void *)req, NULL, 0,
+ int51x1_async_cmd_callback,
+ (void *)req);
+
+ status = usb_submit_urb(urb, GFP_ATOMIC);
+ if (status < 0) {
+ devwarn(dev, "Error submitting control msg, sts=%d", status);
+ goto out1;
+ }
+ return;
+out1:
+ kfree(req);
+out:
+ usb_free_urb(urb);
+}
+
+static const struct net_device_ops int51x1_netdev_ops = {
+ .ndo_open = usbnet_open,
+ .ndo_stop = usbnet_stop,
+ .ndo_start_xmit = usbnet_start_xmit,
+ .ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_change_mtu = usbnet_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_multicast_list = int51x1_set_multicast,
+};
+
+static int int51x1_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+ int status = usbnet_get_ethernet_addr(dev, 3);
+
+ if (status)
+ return status;
+
+ dev->net->hard_header_len += INT51X1_HEADER_SIZE;
+ dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
+ dev->net->netdev_ops = &int51x1_netdev_ops;
+
+ return usbnet_get_endpoints(dev, intf);
+}
+
+static const struct driver_info int51x1_info = {
+ .description = "Intellon usb powerline adapter",
+ .bind = int51x1_bind,
+ .rx_fixup = int51x1_rx_fixup,
+ .tx_fixup = int51x1_tx_fixup,
+ .in = 1,
+ .out = 2,
+ .flags = FLAG_ETHER,
+};
+
+static const struct usb_device_id products[] = {
+ {
+ USB_DEVICE(INT51X1_VENDOR_ID, INT51X1_PRODUCT_ID),
+ .driver_info = (unsigned long) &int51x1_info,
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(usb, products);
+
+static struct usb_driver int51x1_driver = {
+ .name = "int51x1",
+ .id_table = products,
+ .probe = usbnet_probe,
+ .disconnect = usbnet_disconnect,
+ .suspend = usbnet_suspend,
+ .resume = usbnet_resume,
+};
+
+static int __init int51x1_init(void)
+{
+ return usb_register(&int51x1_driver);
+}
+module_init(int51x1_init);
+
+static void __exit int51x1_exit(void)
+{
+ usb_deregister(&int51x1_driver);
+}
+module_exit(int51x1_exit);
+
+MODULE_AUTHOR("Peter Holik");
+MODULE_DESCRIPTION("Intellon usb powerline adapter");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index 3d0d0b0b37c..e0131478971 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -31,7 +31,6 @@
****************************************************************/
/* TODO:
- * Fix in_interrupt() problem
* Develop test procedures for USB net interfaces
* Run test procedures
* Fix bugs from previous two steps
@@ -606,14 +605,30 @@ static void kaweth_usb_receive(struct urb *urb)
struct sk_buff *skb;
- if(unlikely(status == -ECONNRESET || status == -ESHUTDOWN))
- /* we are killed - set a flag and wake the disconnect handler */
- {
+ if (unlikely(status == -EPIPE)) {
+ kaweth->stats.rx_errors++;
kaweth->end = 1;
wake_up(&kaweth->term_wait);
+ dbg("Status was -EPIPE.");
return;
}
-
+ if (unlikely(status == -ECONNRESET || status == -ESHUTDOWN)) {
+ /* we are killed - set a flag and wake the disconnect handler */
+ kaweth->end = 1;
+ wake_up(&kaweth->term_wait);
+ dbg("Status was -ECONNRESET or -ESHUTDOWN.");
+ return;
+ }
+ if (unlikely(status == -EPROTO || status == -ETIME ||
+ status == -EILSEQ)) {
+ kaweth->stats.rx_errors++;
+ dbg("Status was -EPROTO, -ETIME, or -EILSEQ.");
+ return;
+ }
+ if (unlikely(status == -EOVERFLOW)) {
+ kaweth->stats.rx_errors++;
+ dbg("Status was -EOVERFLOW.");
+ }
spin_lock(&kaweth->device_lock);
if (IS_BLOCKED(kaweth->status)) {
spin_unlock(&kaweth->device_lock);
@@ -883,13 +898,16 @@ static void kaweth_set_rx_mode(struct net_device *net)
****************************************************************/
static void kaweth_async_set_rx_mode(struct kaweth_device *kaweth)
{
+ int result;
__u16 packet_filter_bitmap = kaweth->packet_filter_bitmap;
+
kaweth->packet_filter_bitmap = 0;
if (packet_filter_bitmap == 0)
return;
- {
- int result;
+ if (in_interrupt())
+ return;
+
result = kaweth_control(kaweth,
usb_sndctrlpipe(kaweth->dev, 0),
KAWETH_COMMAND_SET_PACKET_FILTER,
@@ -906,7 +924,6 @@ static void kaweth_async_set_rx_mode(struct kaweth_device *kaweth)
else {
dbg("Set Rx mode to %d", packet_filter_bitmap);
}
- }
}
/****************************************************************
diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index f9fb454ffa8..fcc6fa0905d 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -221,7 +221,8 @@ static void ctrl_callback(struct urb *urb)
case -ENOENT:
break;
default:
- dev_warn(&urb->dev->dev, "ctrl urb status %d\n", status);
+ if (printk_ratelimit())
+ dev_warn(&urb->dev->dev, "ctrl urb status %d\n", status);
}
dev = urb->context;
clear_bit(RX_REG_SET, &dev->flags);
@@ -442,10 +443,12 @@ static void read_bulk_callback(struct urb *urb)
case -ENOENT:
return; /* the urb is in unlink state */
case -ETIME:
- dev_warn(&urb->dev->dev, "may be reset is needed?..\n");
+ if (printk_ratelimit())
+ dev_warn(&urb->dev->dev, "may be reset is needed?..\n");
goto goon;
default:
- dev_warn(&urb->dev->dev, "Rx status %d\n", status);
+ if (printk_ratelimit())
+ dev_warn(&urb->dev->dev, "Rx status %d\n", status);
goto goon;
}
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index dc166532659..89a91f8c22d 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -941,6 +941,16 @@ static int smsc95xx_reset(struct usbnet *dev)
if (netif_msg_ifup(dev))
devdbg(dev, "ID_REV = 0x%08x", read_buf);
+ /* Configure GPIO pins as LED outputs */
+ write_buf = LED_GPIO_CFG_SPD_LED | LED_GPIO_CFG_LNK_LED |
+ LED_GPIO_CFG_FDX_LED;
+ ret = smsc95xx_write_reg(dev, LED_GPIO_CFG, write_buf);
+ if (ret < 0) {
+ devwarn(dev, "Failed to write LED_GPIO_CFG register, ret=%d",
+ ret);
+ return ret;
+ }
+
/* Init Tx */
write_buf = 0;
ret = smsc95xx_write_reg(dev, FLOW, write_buf);
@@ -1124,7 +1134,7 @@ static int smsc95xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
if (skb->len == size) {
if (pdata->use_rx_csum)
smsc95xx_rx_csum_offload(skb);
-
+ skb_trim(skb, skb->len - 4); /* remove fcs */
skb->truesize = size + sizeof(struct sk_buff);
return 1;
@@ -1142,7 +1152,7 @@ static int smsc95xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
if (pdata->use_rx_csum)
smsc95xx_rx_csum_offload(ax_skb);
-
+ skb_trim(ax_skb, ax_skb->len - 4); /* remove fcs */
ax_skb->truesize = size + sizeof(struct sk_buff);
usbnet_skb_return(dev, ax_skb);
@@ -1231,6 +1241,11 @@ static const struct usb_device_id products[] = {
USB_DEVICE(0x0424, 0x9500),
.driver_info = (unsigned long) &smsc95xx_info,
},
+ {
+ /* SMSC9512/9514 USB Hub & Ethernet Device */
+ USB_DEVICE(0x0424, 0xec00),
+ .driver_info = (unsigned long) &smsc95xx_info,
+ },
{ }, /* END */
};
MODULE_DEVICE_TABLE(usb, products);
diff --git a/drivers/net/usb/smsc95xx.h b/drivers/net/usb/smsc95xx.h
index 66b5c84f302..86bc44977fb 100644
--- a/drivers/net/usb/smsc95xx.h
+++ b/drivers/net/usb/smsc95xx.h
@@ -99,6 +99,9 @@
#define PM_CTL_WUPS_MULTI_ (0x00000003)
#define LED_GPIO_CFG (0x24)
+#define LED_GPIO_CFG_SPD_LED (0x01000000)
+#define LED_GPIO_CFG_LNK_LED (0x00100000)
+#define LED_GPIO_CFG_FDX_LED (0x00010000)
#define GPIO_CFG (0x28)
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index f3a2fce6166..22c0585a031 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -37,6 +37,7 @@
#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
+#include <linux/ctype.h>
#include <linux/ethtool.h>
#include <linux/workqueue.h>
#include <linux/mii.h>
@@ -156,6 +157,36 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf)
}
EXPORT_SYMBOL_GPL(usbnet_get_endpoints);
+static u8 nibble(unsigned char c)
+{
+ if (likely(isdigit(c)))
+ return c - '0';
+ c = toupper(c);
+ if (likely(isxdigit(c)))
+ return 10 + c - 'A';
+ return 0;
+}
+
+int usbnet_get_ethernet_addr(struct usbnet *dev, int iMACAddress)
+{
+ int tmp, i;
+ unsigned char buf [13];
+
+ tmp = usb_string(dev->udev, iMACAddress, buf, sizeof buf);
+ if (tmp != 12) {
+ dev_dbg(&dev->udev->dev,
+ "bad MAC string %d fetch, %d\n", iMACAddress, tmp);
+ if (tmp >= 0)
+ tmp = -EINVAL;
+ return tmp;
+ }
+ for (i = tmp = 0; i < 6; i++, tmp += 2)
+ dev->net->dev_addr [i] =
+ (nibble(buf [tmp]) << 4) + nibble(buf [tmp + 1]);
+ return 0;
+}
+EXPORT_SYMBOL_GPL(usbnet_get_ethernet_addr);
+
static void intr_complete (struct urb *urb);
static int init_status (struct usbnet *dev, struct usb_interface *intf)
@@ -398,7 +429,7 @@ static void rx_complete (struct urb *urb)
/* stalls need manual reset. this is rare ... except that
* when going through USB 2.0 TTs, unplug appears this way.
- * we avoid the highspeed version of the ETIMEOUT/EILSEQ
+ * we avoid the highspeed version of the ETIMEDOUT/EILSEQ
* storm, recovering as needed.
*/
case -EPIPE:
@@ -1185,12 +1216,6 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
#endif
net->netdev_ops = &usbnet_netdev_ops;
-#ifdef CONFIG_COMPAT_NET_DEV_OPS
- net->hard_start_xmit = usbnet_start_xmit;
- net->open = usbnet_open;
- net->stop = usbnet_stop;
- net->tx_timeout = usbnet_tx_timeout;
-#endif
net->watchdog_timeo = TX_TIMEOUT_JIFFIES;
net->ethtool_ops = &usbnet_ethtool_ops;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-03-05 01:45:16 +0000