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-rw-r--r--drivers/net/usb/cdc_ether.c72
-rw-r--r--drivers/net/usb/qmi_wwan.c39
-rw-r--r--drivers/net/usb/rndis_host.c83
-rw-r--r--drivers/net/usb/smsc75xx.c26
-rw-r--r--drivers/net/usb/smsc75xx.h1
-rw-r--r--drivers/net/usb/usbnet.c55
6 files changed, 208 insertions, 68 deletions
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 00880ed..fffee6a 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -485,6 +485,8 @@ static const struct driver_info wwan_info = {
/*-------------------------------------------------------------------------*/
#define HUAWEI_VENDOR_ID 0x12D1
+#define NOVATEL_VENDOR_ID 0x1410
+#define ZTE_VENDOR_ID 0x19D2
static const struct usb_device_id products [] = {
/*
@@ -602,6 +604,76 @@ static const struct usb_device_id products [] = {
* because of bugs/quirks in a given product (like Zaurus, above).
*/
{
+ /* Novatel USB551L */
+ /* This match must come *before* the generic CDC-ETHER match so that
+ * we get FLAG_WWAN set on the device, since it's descriptors are
+ * generic CDC-ETHER.
+ */
+ .match_flags = USB_DEVICE_ID_MATCH_VENDOR
+ | USB_DEVICE_ID_MATCH_PRODUCT
+ | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = NOVATEL_VENDOR_ID,
+ .idProduct = 0xB001,
+ .bInterfaceClass = USB_CLASS_COMM,
+ .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET,
+ .bInterfaceProtocol = USB_CDC_PROTO_NONE,
+ .driver_info = (unsigned long)&wwan_info,
+}, {
+ /* ZTE (Vodafone) K3805-Z */
+ .match_flags = USB_DEVICE_ID_MATCH_VENDOR
+ | USB_DEVICE_ID_MATCH_PRODUCT
+ | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = ZTE_VENDOR_ID,
+ .idProduct = 0x1003,
+ .bInterfaceClass = USB_CLASS_COMM,
+ .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET,
+ .bInterfaceProtocol = USB_CDC_PROTO_NONE,
+ .driver_info = (unsigned long)&wwan_info,
+}, {
+ /* ZTE (Vodafone) K3806-Z */
+ .match_flags = USB_DEVICE_ID_MATCH_VENDOR
+ | USB_DEVICE_ID_MATCH_PRODUCT
+ | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = ZTE_VENDOR_ID,
+ .idProduct = 0x1015,
+ .bInterfaceClass = USB_CLASS_COMM,
+ .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET,
+ .bInterfaceProtocol = USB_CDC_PROTO_NONE,
+ .driver_info = (unsigned long)&wwan_info,
+}, {
+ /* ZTE (Vodafone) K4510-Z */
+ .match_flags = USB_DEVICE_ID_MATCH_VENDOR
+ | USB_DEVICE_ID_MATCH_PRODUCT
+ | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = ZTE_VENDOR_ID,
+ .idProduct = 0x1173,
+ .bInterfaceClass = USB_CLASS_COMM,
+ .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET,
+ .bInterfaceProtocol = USB_CDC_PROTO_NONE,
+ .driver_info = (unsigned long)&wwan_info,
+}, {
+ /* ZTE (Vodafone) K3770-Z */
+ .match_flags = USB_DEVICE_ID_MATCH_VENDOR
+ | USB_DEVICE_ID_MATCH_PRODUCT
+ | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = ZTE_VENDOR_ID,
+ .idProduct = 0x1177,
+ .bInterfaceClass = USB_CLASS_COMM,
+ .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET,
+ .bInterfaceProtocol = USB_CDC_PROTO_NONE,
+ .driver_info = (unsigned long)&wwan_info,
+}, {
+ /* ZTE (Vodafone) K3772-Z */
+ .match_flags = USB_DEVICE_ID_MATCH_VENDOR
+ | USB_DEVICE_ID_MATCH_PRODUCT
+ | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = ZTE_VENDOR_ID,
+ .idProduct = 0x1181,
+ .bInterfaceClass = USB_CLASS_COMM,
+ .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET,
+ .bInterfaceProtocol = USB_CDC_PROTO_NONE,
+ .driver_info = (unsigned long)&wwan_info,
+}, {
USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET,
USB_CDC_PROTO_NONE),
.driver_info = (unsigned long) &cdc_info,
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index d316503b..63cfd0b 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -356,10 +356,19 @@ static const struct driver_info qmi_wwan_gobi = {
};
/* ZTE suck at making USB descriptors */
+static const struct driver_info qmi_wwan_force_int1 = {
+ .description = "Qualcomm WWAN/QMI device",
+ .flags = FLAG_WWAN,
+ .bind = qmi_wwan_bind_shared,
+ .unbind = qmi_wwan_unbind_shared,
+ .manage_power = qmi_wwan_manage_power,
+ .data = BIT(1), /* interface whitelist bitmap */
+};
+
static const struct driver_info qmi_wwan_force_int4 = {
- .description = "Qualcomm Gobi wwan/QMI device",
+ .description = "Qualcomm WWAN/QMI device",
.flags = FLAG_WWAN,
- .bind = qmi_wwan_bind_gobi,
+ .bind = qmi_wwan_bind_shared,
.unbind = qmi_wwan_unbind_shared,
.manage_power = qmi_wwan_manage_power,
.data = BIT(4), /* interface whitelist bitmap */
@@ -401,6 +410,14 @@ static const struct usb_device_id products[] = {
.bInterfaceProtocol = 8, /* NOTE: This is the *slave* interface of the CDC Union! */
.driver_info = (unsigned long)&qmi_wwan_info,
},
+ { /* Vodafone/Huawei K5005 (12d1:14c8) and similar modems */
+ .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = HUAWEI_VENDOR_ID,
+ .bInterfaceClass = USB_CLASS_VENDOR_SPEC,
+ .bInterfaceSubClass = 1,
+ .bInterfaceProtocol = 56, /* NOTE: This is the *slave* interface of the CDC Union! */
+ .driver_info = (unsigned long)&qmi_wwan_info,
+ },
{ /* Huawei E392, E398 and possibly others in "Windows mode"
* using a combined control and data interface without any CDC
* functional descriptors
@@ -430,6 +447,15 @@ static const struct usb_device_id products[] = {
.bInterfaceProtocol = 0xff,
.driver_info = (unsigned long)&qmi_wwan_force_int4,
},
+ { /* ZTE (Vodafone) K3520-Z */
+ .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = 0x19d2,
+ .idProduct = 0x0055,
+ .bInterfaceClass = 0xff,
+ .bInterfaceSubClass = 0xff,
+ .bInterfaceProtocol = 0xff,
+ .driver_info = (unsigned long)&qmi_wwan_force_int1,
+ },
{ /* ZTE (Vodafone) K3565-Z */
.match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO,
.idVendor = 0x19d2,
@@ -457,6 +483,15 @@ static const struct usb_device_id products[] = {
.bInterfaceProtocol = 0xff,
.driver_info = (unsigned long)&qmi_wwan_force_int4,
},
+ { /* ZTE (Vodafone) K3765-Z */
+ .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = 0x19d2,
+ .idProduct = 0x2002,
+ .bInterfaceClass = 0xff,
+ .bInterfaceSubClass = 0xff,
+ .bInterfaceProtocol = 0xff,
+ .driver_info = (unsigned long)&qmi_wwan_force_int4,
+ },
{ /* ZTE (Vodafone) K4505-Z */
.match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO,
.idVendor = 0x19d2,
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
index c8f1b5b..0d746b3 100644
--- a/drivers/net/usb/rndis_host.c
+++ b/drivers/net/usb/rndis_host.c
@@ -77,7 +77,9 @@ static void rndis_msg_indicate(struct usbnet *dev, struct rndis_indicate *msg,
if (dev->driver_info->indication) {
dev->driver_info->indication(dev, msg, buflen);
} else {
- switch (msg->status) {
+ u32 status = le32_to_cpu(msg->status);
+
+ switch (status) {
case RNDIS_STATUS_MEDIA_CONNECT:
dev_info(udev, "rndis media connect\n");
break;
@@ -85,8 +87,7 @@ static void rndis_msg_indicate(struct usbnet *dev, struct rndis_indicate *msg,
dev_info(udev, "rndis media disconnect\n");
break;
default:
- dev_info(udev, "rndis indication: 0x%08x\n",
- le32_to_cpu(msg->status));
+ dev_info(udev, "rndis indication: 0x%08x\n", status);
}
}
}
@@ -109,16 +110,17 @@ int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf, int buflen)
int retval;
int partial;
unsigned count;
- __le32 rsp;
- u32 xid = 0, msg_len, request_id;
+ u32 xid = 0, msg_len, request_id, msg_type, rsp,
+ status;
/* REVISIT when this gets called from contexts other than probe() or
* disconnect(): either serialize, or dispatch responses on xid
*/
+ msg_type = le32_to_cpu(buf->msg_type);
+
/* Issue the request; xid is unique, don't bother byteswapping it */
- if (likely(buf->msg_type != RNDIS_MSG_HALT &&
- buf->msg_type != RNDIS_MSG_RESET)) {
+ if (likely(msg_type != RNDIS_MSG_HALT && msg_type != RNDIS_MSG_RESET)) {
xid = dev->xid++;
if (!xid)
xid = dev->xid++;
@@ -149,7 +151,7 @@ int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf, int buflen)
}
/* Poll the control channel; the request probably completed immediately */
- rsp = buf->msg_type | RNDIS_MSG_COMPLETION;
+ rsp = le32_to_cpu(buf->msg_type) | RNDIS_MSG_COMPLETION;
for (count = 0; count < 10; count++) {
memset(buf, 0, CONTROL_BUFFER_SIZE);
retval = usb_control_msg(dev->udev,
@@ -160,35 +162,36 @@ int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf, int buflen)
buf, buflen,
RNDIS_CONTROL_TIMEOUT_MS);
if (likely(retval >= 8)) {
+ msg_type = le32_to_cpu(buf->msg_type);
msg_len = le32_to_cpu(buf->msg_len);
+ status = le32_to_cpu(buf->status);
request_id = (__force u32) buf->request_id;
- if (likely(buf->msg_type == rsp)) {
+ if (likely(msg_type == rsp)) {
if (likely(request_id == xid)) {
if (unlikely(rsp == RNDIS_MSG_RESET_C))
return 0;
- if (likely(RNDIS_STATUS_SUCCESS
- == buf->status))
+ if (likely(RNDIS_STATUS_SUCCESS ==
+ status))
return 0;
dev_dbg(&info->control->dev,
"rndis reply status %08x\n",
- le32_to_cpu(buf->status));
+ status);
return -EL3RST;
}
dev_dbg(&info->control->dev,
"rndis reply id %d expected %d\n",
request_id, xid);
/* then likely retry */
- } else switch (buf->msg_type) {
- case RNDIS_MSG_INDICATE: /* fault/event */
+ } else switch (msg_type) {
+ case RNDIS_MSG_INDICATE: /* fault/event */
rndis_msg_indicate(dev, (void *)buf, buflen);
-
break;
- case RNDIS_MSG_KEEPALIVE: { /* ping */
+ case RNDIS_MSG_KEEPALIVE: { /* ping */
struct rndis_keepalive_c *msg = (void *)buf;
- msg->msg_type = RNDIS_MSG_KEEPALIVE_C;
+ msg->msg_type = cpu_to_le32(RNDIS_MSG_KEEPALIVE_C);
msg->msg_len = cpu_to_le32(sizeof *msg);
- msg->status = RNDIS_STATUS_SUCCESS;
+ msg->status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
retval = usb_control_msg(dev->udev,
usb_sndctrlpipe(dev->udev, 0),
USB_CDC_SEND_ENCAPSULATED_COMMAND,
@@ -236,7 +239,7 @@ EXPORT_SYMBOL_GPL(rndis_command);
* ActiveSync 4.1 Windows driver.
*/
static int rndis_query(struct usbnet *dev, struct usb_interface *intf,
- void *buf, __le32 oid, u32 in_len,
+ void *buf, u32 oid, u32 in_len,
void **reply, int *reply_len)
{
int retval;
@@ -251,9 +254,9 @@ static int rndis_query(struct usbnet *dev, struct usb_interface *intf,
u.buf = buf;
memset(u.get, 0, sizeof *u.get + in_len);
- u.get->msg_type = RNDIS_MSG_QUERY;
+ u.get->msg_type = cpu_to_le32(RNDIS_MSG_QUERY);
u.get->msg_len = cpu_to_le32(sizeof *u.get + in_len);
- u.get->oid = oid;
+ u.get->oid = cpu_to_le32(oid);
u.get->len = cpu_to_le32(in_len);
u.get->offset = cpu_to_le32(20);
@@ -324,7 +327,7 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
if (retval < 0)
goto fail;
- u.init->msg_type = RNDIS_MSG_INIT;
+ u.init->msg_type = cpu_to_le32(RNDIS_MSG_INIT);
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);
@@ -395,22 +398,23 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
/* Check physical medium */
phym = NULL;
reply_len = sizeof *phym;
- retval = rndis_query(dev, intf, u.buf, OID_GEN_PHYSICAL_MEDIUM,
- 0, (void **) &phym, &reply_len);
+ retval = rndis_query(dev, intf, u.buf,
+ RNDIS_OID_GEN_PHYSICAL_MEDIUM,
+ 0, (void **) &phym, &reply_len);
if (retval != 0 || !phym) {
/* OID is optional so don't fail here. */
- phym_unspec = RNDIS_PHYSICAL_MEDIUM_UNSPECIFIED;
+ phym_unspec = cpu_to_le32(RNDIS_PHYSICAL_MEDIUM_UNSPECIFIED);
phym = &phym_unspec;
}
if ((flags & FLAG_RNDIS_PHYM_WIRELESS) &&
- *phym != RNDIS_PHYSICAL_MEDIUM_WIRELESS_LAN) {
+ le32_to_cpup(phym) != RNDIS_PHYSICAL_MEDIUM_WIRELESS_LAN) {
netif_dbg(dev, probe, dev->net,
"driver requires wireless physical medium, but device is not\n");
retval = -ENODEV;
goto halt_fail_and_release;
}
if ((flags & FLAG_RNDIS_PHYM_NOT_WIRELESS) &&
- *phym == RNDIS_PHYSICAL_MEDIUM_WIRELESS_LAN) {
+ le32_to_cpup(phym) == RNDIS_PHYSICAL_MEDIUM_WIRELESS_LAN) {
netif_dbg(dev, probe, dev->net,
"driver requires non-wireless physical medium, but device is wireless.\n");
retval = -ENODEV;
@@ -419,8 +423,9 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
/* Get designated host ethernet address */
reply_len = ETH_ALEN;
- retval = rndis_query(dev, intf, u.buf, OID_802_3_PERMANENT_ADDRESS,
- 48, (void **) &bp, &reply_len);
+ retval = rndis_query(dev, intf, u.buf,
+ RNDIS_OID_802_3_PERMANENT_ADDRESS,
+ 48, (void **) &bp, &reply_len);
if (unlikely(retval< 0)) {
dev_err(&intf->dev, "rndis get ethaddr, %d\n", retval);
goto halt_fail_and_release;
@@ -430,12 +435,12 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
/* 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_type = cpu_to_le32(RNDIS_MSG_SET);
u.set->msg_len = cpu_to_le32(4 + sizeof *u.set);
- u.set->oid = OID_GEN_CURRENT_PACKET_FILTER;
+ u.set->oid = cpu_to_le32(RNDIS_OID_GEN_CURRENT_PACKET_FILTER);
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;
+ *(__le32 *)(u.buf + sizeof *u.set) = cpu_to_le32(RNDIS_DEFAULT_FILTER);
retval = rndis_command(dev, u.header, CONTROL_BUFFER_SIZE);
if (unlikely(retval < 0)) {
@@ -450,7 +455,7 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
halt_fail_and_release:
memset(u.halt, 0, sizeof *u.halt);
- u.halt->msg_type = RNDIS_MSG_HALT;
+ u.halt->msg_type = cpu_to_le32(RNDIS_MSG_HALT);
u.halt->msg_len = cpu_to_le32(sizeof *u.halt);
(void) rndis_command(dev, (void *)u.halt, CONTROL_BUFFER_SIZE);
fail_and_release:
@@ -475,7 +480,7 @@ void rndis_unbind(struct usbnet *dev, struct usb_interface *intf)
/* try to clear any rndis state/activity (no i/o from stack!) */
halt = kzalloc(CONTROL_BUFFER_SIZE, GFP_KERNEL);
if (halt) {
- halt->msg_type = RNDIS_MSG_HALT;
+ halt->msg_type = cpu_to_le32(RNDIS_MSG_HALT);
halt->msg_len = cpu_to_le32(sizeof *halt);
(void) rndis_command(dev, (void *)halt, CONTROL_BUFFER_SIZE);
kfree(halt);
@@ -494,16 +499,16 @@ int rndis_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
while (likely(skb->len)) {
struct rndis_data_hdr *hdr = (void *)skb->data;
struct sk_buff *skb2;
- u32 msg_len, data_offset, data_len;
+ u32 msg_type, msg_len, data_offset, data_len;
+ msg_type = le32_to_cpu(hdr->msg_type);
msg_len = le32_to_cpu(hdr->msg_len);
data_offset = le32_to_cpu(hdr->data_offset);
data_len = le32_to_cpu(hdr->data_len);
/* don't choke if we see oob, per-packet data, etc */
- if (unlikely(hdr->msg_type != RNDIS_MSG_PACKET ||
- skb->len < msg_len ||
- (data_offset + data_len + 8) > msg_len)) {
+ if (unlikely(msg_type != RNDIS_MSG_PACKET || skb->len < msg_len
+ || (data_offset + data_len + 8) > msg_len)) {
dev->net->stats.rx_frame_errors++;
netdev_dbg(dev->net, "bad rndis message %d/%d/%d/%d, len %d\n",
le32_to_cpu(hdr->msg_type),
@@ -569,7 +574,7 @@ rndis_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags)
fill:
hdr = (void *) __skb_push(skb, sizeof *hdr);
memset(hdr, 0, sizeof *hdr);
- hdr->msg_type = RNDIS_MSG_PACKET;
+ hdr->msg_type = cpu_to_le32(RNDIS_MSG_PACKET);
hdr->msg_len = cpu_to_le32(skb->len);
hdr->data_offset = cpu_to_le32(sizeof(*hdr) - 8);
hdr->data_len = cpu_to_le32(len);
diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index 00103a8..fb1a087 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -508,10 +508,9 @@ static int smsc75xx_link_reset(struct usbnet *dev)
u16 lcladv, rmtadv;
int ret;
- /* read and write to clear phy interrupt status */
- ret = smsc75xx_mdio_read(dev->net, mii->phy_id, PHY_INT_SRC);
- check_warn_return(ret, "Error reading PHY_INT_SRC");
- smsc75xx_mdio_write(dev->net, mii->phy_id, PHY_INT_SRC, 0xffff);
+ /* write to clear phy interrupt status */
+ smsc75xx_mdio_write(dev->net, mii->phy_id, PHY_INT_SRC,
+ PHY_INT_SRC_CLEAR_ALL);
ret = smsc75xx_write_reg(dev, INT_STS, INT_STS_CLEAR_ALL);
check_warn_return(ret, "Error writing INT_STS");
@@ -904,15 +903,20 @@ static int smsc75xx_reset(struct usbnet *dev)
netif_dbg(dev, ifup, dev->net, "ID_REV = 0x%08x", buf);
- /* Configure GPIO pins as LED outputs */
- ret = smsc75xx_read_reg(dev, LED_GPIO_CFG, &buf);
- check_warn_return(ret, "Failed to read LED_GPIO_CFG: %d", ret);
+ ret = smsc75xx_read_reg(dev, E2P_CMD, &buf);
+ check_warn_return(ret, "Failed to read E2P_CMD: %d", ret);
- buf &= ~(LED_GPIO_CFG_LED2_FUN_SEL | LED_GPIO_CFG_LED10_FUN_SEL);
- buf |= LED_GPIO_CFG_LEDGPIO_EN | LED_GPIO_CFG_LED2_FUN_SEL;
+ /* only set default GPIO/LED settings if no EEPROM is detected */
+ if (!(buf & E2P_CMD_LOADED)) {
+ ret = smsc75xx_read_reg(dev, LED_GPIO_CFG, &buf);
+ check_warn_return(ret, "Failed to read LED_GPIO_CFG: %d", ret);
- ret = smsc75xx_write_reg(dev, LED_GPIO_CFG, buf);
- check_warn_return(ret, "Failed to write LED_GPIO_CFG: %d", ret);
+ buf &= ~(LED_GPIO_CFG_LED2_FUN_SEL | LED_GPIO_CFG_LED10_FUN_SEL);
+ buf |= LED_GPIO_CFG_LEDGPIO_EN | LED_GPIO_CFG_LED2_FUN_SEL;
+
+ ret = smsc75xx_write_reg(dev, LED_GPIO_CFG, buf);
+ check_warn_return(ret, "Failed to write LED_GPIO_CFG: %d", ret);
+ }
ret = smsc75xx_write_reg(dev, FLOW, 0);
check_warn_return(ret, "Failed to write FLOW: %d", ret);
diff --git a/drivers/net/usb/smsc75xx.h b/drivers/net/usb/smsc75xx.h
index 16e98c7..67eba39 100644
--- a/drivers/net/usb/smsc75xx.h
+++ b/drivers/net/usb/smsc75xx.h
@@ -388,6 +388,7 @@
#define PHY_INT_SRC_ANEG_COMP ((u16)0x0040)
#define PHY_INT_SRC_REMOTE_FAULT ((u16)0x0020)
#define PHY_INT_SRC_LINK_DOWN ((u16)0x0010)
+#define PHY_INT_SRC_CLEAR_ALL ((u16)0xffff)
#define PHY_INT_MASK (30)
#define PHY_INT_MASK_ENERGY_ON ((u16)0x0080)
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 2d927fb..9f58330 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -282,17 +282,32 @@ int usbnet_change_mtu (struct net_device *net, int new_mtu)
}
EXPORT_SYMBOL_GPL(usbnet_change_mtu);
+/* The caller must hold list->lock */
+static void __usbnet_queue_skb(struct sk_buff_head *list,
+ struct sk_buff *newsk, enum skb_state state)
+{
+ struct skb_data *entry = (struct skb_data *) newsk->cb;
+
+ __skb_queue_tail(list, newsk);
+ entry->state = state;
+}
+
/*-------------------------------------------------------------------------*/
/* some LK 2.4 HCDs oopsed if we freed or resubmitted urbs from
* completion callbacks. 2.5 should have fixed those bugs...
*/
-static void defer_bh(struct usbnet *dev, struct sk_buff *skb, struct sk_buff_head *list)
+static enum skb_state defer_bh(struct usbnet *dev, struct sk_buff *skb,
+ struct sk_buff_head *list, enum skb_state state)
{
unsigned long flags;
+ enum skb_state old_state;
+ struct skb_data *entry = (struct skb_data *) skb->cb;
spin_lock_irqsave(&list->lock, flags);
+ old_state = entry->state;
+ entry->state = state;
__skb_unlink(skb, list);
spin_unlock(&list->lock);
spin_lock(&dev->done.lock);
@@ -300,6 +315,7 @@ static void defer_bh(struct usbnet *dev, struct sk_buff *skb, struct sk_buff_hea
if (dev->done.qlen == 1)
tasklet_schedule(&dev->bh);
spin_unlock_irqrestore(&dev->done.lock, flags);
+ return old_state;
}
/* some work can't be done in tasklets, so we use keventd
@@ -340,7 +356,6 @@ static int rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags)
entry = (struct skb_data *) skb->cb;
entry->urb = urb;
entry->dev = dev;
- entry->state = rx_start;
entry->length = 0;
usb_fill_bulk_urb (urb, dev->udev, dev->in,
@@ -372,7 +387,7 @@ static int rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags)
tasklet_schedule (&dev->bh);
break;
case 0:
- __skb_queue_tail (&dev->rxq, skb);
+ __usbnet_queue_skb(&dev->rxq, skb, rx_start);
}
} else {
netif_dbg(dev, ifdown, dev->net, "rx: stopped\n");
@@ -423,16 +438,17 @@ static void rx_complete (struct urb *urb)
struct skb_data *entry = (struct skb_data *) skb->cb;
struct usbnet *dev = entry->dev;
int urb_status = urb->status;
+ enum skb_state state;
skb_put (skb, urb->actual_length);
- entry->state = rx_done;
+ state = rx_done;
entry->urb = NULL;
switch (urb_status) {
/* success */
case 0:
if (skb->len < dev->net->hard_header_len) {
- entry->state = rx_cleanup;
+ state = rx_cleanup;
dev->net->stats.rx_errors++;
dev->net->stats.rx_length_errors++;
netif_dbg(dev, rx_err, dev->net,
@@ -471,7 +487,7 @@ static void rx_complete (struct urb *urb)
"rx throttle %d\n", urb_status);
}
block:
- entry->state = rx_cleanup;
+ state = rx_cleanup;
entry->urb = urb;
urb = NULL;
break;
@@ -482,17 +498,18 @@ block:
// FALLTHROUGH
default:
- entry->state = rx_cleanup;
+ state = rx_cleanup;
dev->net->stats.rx_errors++;
netif_dbg(dev, rx_err, dev->net, "rx status %d\n", urb_status);
break;
}
- defer_bh(dev, skb, &dev->rxq);
+ state = defer_bh(dev, skb, &dev->rxq, state);
if (urb) {
if (netif_running (dev->net) &&
- !test_bit (EVENT_RX_HALT, &dev->flags)) {
+ !test_bit (EVENT_RX_HALT, &dev->flags) &&
+ state != unlink_start) {
rx_submit (dev, urb, GFP_ATOMIC);
usb_mark_last_busy(dev->udev);
return;
@@ -579,16 +596,23 @@ EXPORT_SYMBOL_GPL(usbnet_purge_paused_rxq);
static int unlink_urbs (struct usbnet *dev, struct sk_buff_head *q)
{
unsigned long flags;
- struct sk_buff *skb, *skbnext;
+ struct sk_buff *skb;
int count = 0;
spin_lock_irqsave (&q->lock, flags);
- skb_queue_walk_safe(q, skb, skbnext) {
+ while (!skb_queue_empty(q)) {
struct skb_data *entry;
struct urb *urb;
int retval;
- entry = (struct skb_data *) skb->cb;
+ skb_queue_walk(q, skb) {
+ entry = (struct skb_data *) skb->cb;
+ if (entry->state != unlink_start)
+ goto found;
+ }
+ break;
+found:
+ entry->state = unlink_start;
urb = entry->urb;
/*
@@ -885,6 +909,7 @@ static const struct ethtool_ops usbnet_ethtool_ops = {
.get_drvinfo = usbnet_get_drvinfo,
.get_msglevel = usbnet_get_msglevel,
.set_msglevel = usbnet_set_msglevel,
+ .get_ts_info = ethtool_op_get_ts_info,
};
/*-------------------------------------------------------------------------*/
@@ -1039,8 +1064,7 @@ static void tx_complete (struct urb *urb)
}
usb_autopm_put_interface_async(dev->intf);
- entry->state = tx_done;
- defer_bh(dev, skb, &dev->txq);
+ (void) defer_bh(dev, skb, &dev->txq, tx_done);
}
/*-------------------------------------------------------------------------*/
@@ -1096,7 +1120,6 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
entry = (struct skb_data *) skb->cb;
entry->urb = urb;
entry->dev = dev;
- entry->state = tx_start;
entry->length = length;
usb_fill_bulk_urb (urb, dev->udev, dev->out,
@@ -1155,7 +1178,7 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
break;
case 0:
net->trans_start = jiffies;
- __skb_queue_tail (&dev->txq, skb);
+ __usbnet_queue_skb(&dev->txq, skb, tx_start);
if (dev->txq.qlen >= TX_QLEN (dev))
netif_stop_queue (net);
}
generated by cgit v0.10.2 at 2024-10-01 06:09:39 (GMT)