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-rw-r--r--drivers/net/usb/asix_common.c2
-rw-r--r--drivers/net/usb/catc.c4
-rw-r--r--drivers/net/usb/cdc_mbim.c9
-rw-r--r--drivers/net/usb/cdc_ncm.c13
-rw-r--r--drivers/net/usb/ch9200.c3
-rw-r--r--drivers/net/usb/hso.c2
-rw-r--r--drivers/net/usb/kaweth.c2
-rw-r--r--drivers/net/usb/lan78xx.c48
-rw-r--r--drivers/net/usb/pegasus.c14
-rw-r--r--drivers/net/usb/plusb.c2
-rw-r--r--drivers/net/usb/qmi_wwan.c1
-rw-r--r--drivers/net/usb/r8152.c3
-rw-r--r--drivers/net/usb/rtl8150.c4
-rw-r--r--drivers/net/usb/smsc75xx.c16
-rw-r--r--drivers/net/usb/smsc95xx.c67
-rw-r--r--drivers/net/usb/usbnet.c5
16 files changed, 159 insertions, 36 deletions
diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c
index 0c5c22b84da8..7de5ab589e4e 100644
--- a/drivers/net/usb/asix_common.c
+++ b/drivers/net/usb/asix_common.c
@@ -66,7 +66,7 @@ int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb,
* buffer.
*/
if (rx->remaining && (rx->remaining + sizeof(u32) <= skb->len)) {
- offset = ((rx->remaining + 1) & 0xfffe) + sizeof(u32);
+ offset = ((rx->remaining + 1) & 0xfffe);
rx->header = get_unaligned_le32(skb->data + offset);
offset = 0;
diff --git a/drivers/net/usb/catc.c b/drivers/net/usb/catc.c
index 4e2b26a88b15..d9ca05d3ac8e 100644
--- a/drivers/net/usb/catc.c
+++ b/drivers/net/usb/catc.c
@@ -376,7 +376,7 @@ static int catc_tx_run(struct catc *catc)
catc->tx_idx = !catc->tx_idx;
catc->tx_ptr = 0;
- catc->netdev->trans_start = jiffies;
+ netif_trans_update(catc->netdev);
return status;
}
@@ -389,7 +389,7 @@ static void catc_tx_done(struct urb *urb)
if (status == -ECONNRESET) {
dev_dbg(&urb->dev->dev, "Tx Reset.\n");
urb->status = 0;
- catc->netdev->trans_start = jiffies;
+ netif_trans_update(catc->netdev);
catc->netdev->stats.tx_errors++;
clear_bit(TX_RUNNING, &catc->flags);
netif_wake_queue(catc->netdev);
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index bdd83d95ec0a..96a5028621c8 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -617,8 +617,13 @@ static const struct usb_device_id mbim_devs[] = {
{ USB_VENDOR_AND_INTERFACE_INFO(0x0bdb, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info,
},
- /* Huawei E3372 fails unless NDP comes after the IP packets */
- { USB_DEVICE_AND_INTERFACE_INFO(0x12d1, 0x157d, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
+
+ /* Some Huawei devices, ME906s-158 (12d1:15c1) and E3372
+ * (12d1:157d), are known to fail unless the NDP is placed
+ * after the IP packets. Applying the quirk to all Huawei
+ * devices is broader than necessary, but harmless.
+ */
+ { USB_VENDOR_AND_INTERFACE_INFO(0x12d1, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info_ndp_to_end,
},
/* default entry */
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 86ba30ba35e8..53759c315b97 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -740,12 +740,14 @@ static void cdc_ncm_free(struct cdc_ncm_ctx *ctx)
int cdc_ncm_change_mtu(struct net_device *net, int new_mtu)
{
struct usbnet *dev = netdev_priv(net);
- struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0];
- int maxmtu = ctx->max_datagram_size - cdc_ncm_eth_hlen(dev);
+ int maxmtu = cdc_ncm_max_dgram_size(dev) - cdc_ncm_eth_hlen(dev);
if (new_mtu <= 0 || new_mtu > maxmtu)
return -EINVAL;
+
net->mtu = new_mtu;
+ cdc_ncm_set_dgram_size(dev, new_mtu + cdc_ncm_eth_hlen(dev));
+
return 0;
}
EXPORT_SYMBOL_GPL(cdc_ncm_change_mtu);
@@ -1626,6 +1628,13 @@ static const struct usb_device_id cdc_devs[] = {
.driver_info = (unsigned long) &wwan_info,
},
+ /* Telit LE910 V2 */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x0036,
+ USB_CLASS_COMM,
+ USB_CDC_SUBCLASS_NCM, USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&wwan_noarp_info,
+ },
+
/* DW5812 LTE Verizon Mobile Broadband Card
* Unlike DW5550 this device requires FLAG_NOARP
*/
diff --git a/drivers/net/usb/ch9200.c b/drivers/net/usb/ch9200.c
index 5e151e6a3e09..8a40202c0a17 100644
--- a/drivers/net/usb/ch9200.c
+++ b/drivers/net/usb/ch9200.c
@@ -155,12 +155,11 @@ static int control_write(struct usbnet *dev, unsigned char request,
index, size);
if (data) {
- buf = kmalloc(size, GFP_KERNEL);
+ buf = kmemdup(data, size, GFP_KERNEL);
if (!buf) {
err = -ENOMEM;
goto err_out;
}
- memcpy(buf, data, size);
}
err = usb_control_msg(dev->udev,
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 111d907e0c11..4b4458616693 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -2029,7 +2029,7 @@ static int put_rxbuf_data(struct urb *urb, struct hso_serial *serial)
tty = tty_port_tty_get(&serial->port);
- if (tty && test_bit(TTY_THROTTLED, &tty->flags)) {
+ if (tty && tty_throttled(tty)) {
tty_kref_put(tty);
return -1;
}
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index f64b25c221e8..770212baaf05 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -938,7 +938,7 @@ static void kaweth_tx_timeout(struct net_device *net)
dev_warn(&net->dev, "%s: Tx timed out. Resetting.\n", net->name);
kaweth->stats.tx_errors++;
- net->trans_start = jiffies;
+ netif_trans_update(net);
usb_unlink_urb(kaweth->tx_urb);
}
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index f20890ee03f3..6a9d474b08b2 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -269,6 +269,7 @@ struct skb_data { /* skb->cb is one of these */
struct lan78xx_net *dev;
enum skb_state state;
size_t length;
+ int num_of_packet;
};
struct usb_context {
@@ -1803,7 +1804,34 @@ static void lan78xx_remove_mdio(struct lan78xx_net *dev)
static void lan78xx_link_status_change(struct net_device *net)
{
- /* nothing to do */
+ struct phy_device *phydev = net->phydev;
+ int ret, temp;
+
+ /* At forced 100 F/H mode, chip may fail to set mode correctly
+ * when cable is switched between long(~50+m) and short one.
+ * As workaround, set to 10 before setting to 100
+ * at forced 100 F/H mode.
+ */
+ if (!phydev->autoneg && (phydev->speed == 100)) {
+ /* disable phy interrupt */
+ temp = phy_read(phydev, LAN88XX_INT_MASK);
+ temp &= ~LAN88XX_INT_MASK_MDINTPIN_EN_;
+ ret = phy_write(phydev, LAN88XX_INT_MASK, temp);
+
+ temp = phy_read(phydev, MII_BMCR);
+ temp &= ~(BMCR_SPEED100 | BMCR_SPEED1000);
+ phy_write(phydev, MII_BMCR, temp); /* set to 10 first */
+ temp |= BMCR_SPEED100;
+ phy_write(phydev, MII_BMCR, temp); /* set to 100 later */
+
+ /* clear pending interrupt generated while workaround */
+ temp = phy_read(phydev, LAN88XX_INT_STS);
+
+ /* enable phy interrupt back */
+ temp = phy_read(phydev, LAN88XX_INT_MASK);
+ temp |= LAN88XX_INT_MASK_MDINTPIN_EN_;
+ ret = phy_write(phydev, LAN88XX_INT_MASK, temp);
+ }
}
static int lan78xx_phy_init(struct lan78xx_net *dev)
@@ -2464,7 +2492,7 @@ static void tx_complete(struct urb *urb)
struct lan78xx_net *dev = entry->dev;
if (urb->status == 0) {
- dev->net->stats.tx_packets++;
+ dev->net->stats.tx_packets += entry->num_of_packet;
dev->net->stats.tx_bytes += entry->length;
} else {
dev->net->stats.tx_errors++;
@@ -2681,10 +2709,11 @@ void lan78xx_skb_return(struct lan78xx_net *dev, struct sk_buff *skb)
return;
}
- skb->protocol = eth_type_trans(skb, dev->net);
dev->net->stats.rx_packets++;
dev->net->stats.rx_bytes += skb->len;
+ skb->protocol = eth_type_trans(skb, dev->net);
+
netif_dbg(dev, rx_status, dev->net, "< rx, len %zu, type 0x%x\n",
skb->len + sizeof(struct ethhdr), skb->protocol);
memset(skb->cb, 0, sizeof(struct skb_data));
@@ -2934,13 +2963,16 @@ static void lan78xx_tx_bh(struct lan78xx_net *dev)
skb_totallen = 0;
pkt_cnt = 0;
+ count = 0;
+ length = 0;
for (skb = tqp->next; pkt_cnt < tqp->qlen; skb = skb->next) {
if (skb_is_gso(skb)) {
if (pkt_cnt) {
/* handle previous packets first */
break;
}
- length = skb->len;
+ count = 1;
+ length = skb->len - TX_OVERHEAD;
skb2 = skb_dequeue(tqp);
goto gso_skb;
}
@@ -2961,14 +2993,13 @@ static void lan78xx_tx_bh(struct lan78xx_net *dev)
for (count = pos = 0; count < pkt_cnt; count++) {
skb2 = skb_dequeue(tqp);
if (skb2) {
+ length += (skb2->len - TX_OVERHEAD);
memcpy(skb->data + pos, skb2->data, skb2->len);
pos += roundup(skb2->len, sizeof(u32));
dev_kfree_skb(skb2);
}
}
- length = skb_totallen;
-
gso_skb:
urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!urb) {
@@ -2980,6 +3011,7 @@ gso_skb:
entry->urb = urb;
entry->dev = dev;
entry->length = length;
+ entry->num_of_packet = count;
spin_lock_irqsave(&dev->txq.lock, flags);
ret = usb_autopm_get_interface_async(dev->intf);
@@ -3013,7 +3045,7 @@ gso_skb:
ret = usb_submit_urb(urb, GFP_ATOMIC);
switch (ret) {
case 0:
- dev->net->trans_start = jiffies;
+ netif_trans_update(dev->net);
lan78xx_queue_skb(&dev->txq, skb, tx_start);
if (skb_queue_len(&dev->txq) >= dev->tx_qlen)
netif_stop_queue(dev->net);
@@ -3697,7 +3729,7 @@ int lan78xx_resume(struct usb_interface *intf)
usb_free_urb(res);
usb_autopm_put_interface_async(dev->intf);
} else {
- dev->net->trans_start = jiffies;
+ netif_trans_update(dev->net);
lan78xx_queue_skb(&dev->txq, skb, tx_start);
}
}
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index f84080215915..9bbe0161a2f4 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -411,7 +411,7 @@ static int enable_net_traffic(struct net_device *dev, struct usb_device *usb)
int ret;
read_mii_word(pegasus, pegasus->phy, MII_LPA, &linkpart);
- data[0] = 0xc9;
+ data[0] = 0xc8; /* TX & RX enable, append status, no CRC */
data[1] = 0;
if (linkpart & (ADVERTISE_100FULL | ADVERTISE_10FULL))
data[1] |= 0x20; /* set full duplex */
@@ -473,7 +473,7 @@ static void read_bulk_callback(struct urb *urb)
goto goon;
}
- if (!count || count < 4)
+ if (count < 4)
goto goon;
rx_status = buf[count - 2];
@@ -497,7 +497,7 @@ static void read_bulk_callback(struct urb *urb)
pkt_len = buf[count - 3] << 8;
pkt_len += buf[count - 4];
pkt_len &= 0xfff;
- pkt_len -= 8;
+ pkt_len -= 4;
}
/*
@@ -528,7 +528,7 @@ static void read_bulk_callback(struct urb *urb)
goon:
usb_fill_bulk_urb(pegasus->rx_urb, pegasus->usb,
usb_rcvbulkpipe(pegasus->usb, 1),
- pegasus->rx_skb->data, PEGASUS_MTU + 8,
+ pegasus->rx_skb->data, PEGASUS_MTU,
read_bulk_callback, pegasus);
rx_status = usb_submit_urb(pegasus->rx_urb, GFP_ATOMIC);
if (rx_status == -ENODEV)
@@ -569,7 +569,7 @@ static void rx_fixup(unsigned long data)
}
usb_fill_bulk_urb(pegasus->rx_urb, pegasus->usb,
usb_rcvbulkpipe(pegasus->usb, 1),
- pegasus->rx_skb->data, PEGASUS_MTU + 8,
+ pegasus->rx_skb->data, PEGASUS_MTU,
read_bulk_callback, pegasus);
try_again:
status = usb_submit_urb(pegasus->rx_urb, GFP_ATOMIC);
@@ -615,7 +615,7 @@ static void write_bulk_callback(struct urb *urb)
break;
}
- net->trans_start = jiffies; /* prevent tx timeout */
+ netif_trans_update(net); /* prevent tx timeout */
netif_wake_queue(net);
}
@@ -823,7 +823,7 @@ static int pegasus_open(struct net_device *net)
usb_fill_bulk_urb(pegasus->rx_urb, pegasus->usb,
usb_rcvbulkpipe(pegasus->usb, 1),
- pegasus->rx_skb->data, PEGASUS_MTU + 8,
+ pegasus->rx_skb->data, PEGASUS_MTU,
read_bulk_callback, pegasus);
if ((res = usb_submit_urb(pegasus->rx_urb, GFP_KERNEL))) {
if (res == -ENODEV)
diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c
index 1bfe0fcaccf5..22e1a9a99a7d 100644
--- a/drivers/net/usb/plusb.c
+++ b/drivers/net/usb/plusb.c
@@ -38,7 +38,7 @@
* HEADS UP: this handshaking isn't all that robust. This driver
* gets confused easily if you unplug one end of the cable then
* try to connect it again; you'll need to restart both ends. The
- * "naplink" software (used by some PlayStation/2 deveopers) does
+ * "naplink" software (used by some PlayStation/2 developers) does
* the handshaking much better! Also, sometimes this hardware
* seems to get wedged under load. Prolific docs are weak, and
* don't identify differences between PL2301 and PL2302, much less
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 7d717c66bcb0..9d1fce8a6e84 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -844,6 +844,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x19d2, 0x1426, 2)}, /* ZTE MF91 */
{QMI_FIXED_INTF(0x19d2, 0x1428, 2)}, /* Telewell TW-LTE 4G v2 */
{QMI_FIXED_INTF(0x19d2, 0x2002, 4)}, /* ZTE (Vodafone) K3765-Z */
+ {QMI_FIXED_INTF(0x2001, 0x7e19, 4)}, /* D-Link DWM-221 B1 */
{QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */
{QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */
{QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index d1f78c2c97aa..3f9f6ed3eec4 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3366,7 +3366,7 @@ static void r8153_init(struct r8152 *tp)
ocp_write_word(tp, MCU_TYPE_PLA, PLA_LED_FEATURE, ocp_data);
ocp_data = FIFO_EMPTY_1FB | ROK_EXIT_LPM;
- if (tp->version == RTL_VER_04 && tp->udev->speed != USB_SPEED_SUPER)
+ if (tp->version == RTL_VER_04 && tp->udev->speed < USB_SPEED_SUPER)
ocp_data |= LPM_TIMER_500MS;
else
ocp_data |= LPM_TIMER_500US;
@@ -4211,6 +4211,7 @@ static int rtl8152_probe(struct usb_interface *intf,
switch (udev->speed) {
case USB_SPEED_SUPER:
+ case USB_SPEED_SUPER_PLUS:
tp->coalesce = COALESCE_SUPER;
break;
case USB_SPEED_HIGH:
diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index d37b7dce2d40..7c72bfac89d0 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -451,7 +451,7 @@ static void write_bulk_callback(struct urb *urb)
if (status)
dev_info(&urb->dev->dev, "%s: Tx status %d\n",
dev->netdev->name, status);
- dev->netdev->trans_start = jiffies;
+ netif_trans_update(dev->netdev);
netif_wake_queue(dev->netdev);
}
@@ -694,7 +694,7 @@ static netdev_tx_t rtl8150_start_xmit(struct sk_buff *skb,
} else {
netdev->stats.tx_packets++;
netdev->stats.tx_bytes += skb->len;
- netdev->trans_start = jiffies;
+ netif_trans_update(netdev);
}
return NETDEV_TX_OK;
diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index 30033dbe6662..9af9799935db 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -29,6 +29,7 @@
#include <linux/crc32.h>
#include <linux/usb/usbnet.h>
#include <linux/slab.h>
+#include <linux/of_net.h>
#include "smsc75xx.h"
#define SMSC_CHIPNAME "smsc75xx"
@@ -98,9 +99,11 @@ static int __must_check __smsc75xx_read_reg(struct usbnet *dev, u32 index,
ret = fn(dev, USB_VENDOR_REQUEST_READ_REGISTER, USB_DIR_IN
| USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0, index, &buf, 4);
- if (unlikely(ret < 0))
+ if (unlikely(ret < 0)) {
netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n",
index, ret);
+ return ret;
+ }
le32_to_cpus(&buf);
*data = buf;
@@ -761,6 +764,15 @@ static int smsc75xx_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd)
static void smsc75xx_init_mac_address(struct usbnet *dev)
{
+ const u8 *mac_addr;
+
+ /* maybe the boot loader passed the MAC address in devicetree */
+ mac_addr = of_get_mac_address(dev->udev->dev.of_node);
+ if (mac_addr) {
+ memcpy(dev->net->dev_addr, mac_addr, ETH_ALEN);
+ return;
+ }
+
/* try reading mac address from EEPROM */
if (smsc75xx_read_eeprom(dev, EEPROM_MAC_OFFSET, ETH_ALEN,
dev->net->dev_addr) == 0) {
@@ -772,7 +784,7 @@ static void smsc75xx_init_mac_address(struct usbnet *dev)
}
}
- /* no eeprom, or eeprom values are invalid. generate random MAC */
+ /* no useful static MAC address found. generate a random one */
eth_hw_addr_random(dev->net);
netif_dbg(dev, ifup, dev->net, "MAC address set to eth_random_addr\n");
}
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index 66b3ab9f614e..dc989a8b5afb 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -29,6 +29,7 @@
#include <linux/crc32.h>
#include <linux/usb/usbnet.h>
#include <linux/slab.h>
+#include <linux/of_net.h>
#include "smsc95xx.h"
#define SMSC_CHIPNAME "smsc95xx"
@@ -60,6 +61,8 @@
#define SUSPEND_ALLMODES (SUSPEND_SUSPEND0 | SUSPEND_SUSPEND1 | \
SUSPEND_SUSPEND2 | SUSPEND_SUSPEND3)
+#define CARRIER_CHECK_DELAY (2 * HZ)
+
struct smsc95xx_priv {
u32 mac_cr;
u32 hash_hi;
@@ -68,6 +71,9 @@ struct smsc95xx_priv {
spinlock_t mac_cr_lock;
u8 features;
u8 suspend_flags;
+ bool link_ok;
+ struct delayed_work carrier_check;
+ struct usbnet *dev;
};
static bool turbo_mode = true;
@@ -91,9 +97,11 @@ static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index,
ret = fn(dev, USB_VENDOR_REQUEST_READ_REGISTER, USB_DIR_IN
| USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0, index, &buf, 4);
- if (unlikely(ret < 0))
+ if (unlikely(ret < 0)) {
netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n",
index, ret);
+ return ret;
+ }
le32_to_cpus(&buf);
*data = buf;
@@ -621,6 +629,44 @@ static void smsc95xx_status(struct usbnet *dev, struct urb *urb)
intdata);
}
+static void set_carrier(struct usbnet *dev, bool link)
+{
+ struct smsc95xx_priv *pdata = (struct smsc95xx_priv *)(dev->data[0]);
+
+ if (pdata->link_ok == link)
+ return;
+
+ pdata->link_ok = link;
+
+ if (link)
+ usbnet_link_change(dev, 1, 0);
+ else
+ usbnet_link_change(dev, 0, 0);
+}
+
+static void check_carrier(struct work_struct *work)
+{
+ struct smsc95xx_priv *pdata = container_of(work, struct smsc95xx_priv,
+ carrier_check.work);
+ struct usbnet *dev = pdata->dev;
+ int ret;
+
+ if (pdata->suspend_flags != 0)
+ return;
+
+ ret = smsc95xx_mdio_read(dev->net, dev->mii.phy_id, MII_BMSR);
+ if (ret < 0) {
+ netdev_warn(dev->net, "Failed to read MII_BMSR\n");
+ return;
+ }
+ if (ret & BMSR_LSTATUS)
+ set_carrier(dev, 1);
+ else
+ set_carrier(dev, 0);
+
+ schedule_delayed_work(&pdata->carrier_check, CARRIER_CHECK_DELAY);
+}
+
/* Enable or disable Tx & Rx checksum offload engines */
static int smsc95xx_set_features(struct net_device *netdev,
netdev_features_t features)
@@ -765,6 +811,15 @@ static int smsc95xx_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd)
static void smsc95xx_init_mac_address(struct usbnet *dev)
{
+ const u8 *mac_addr;
+
+ /* maybe the boot loader passed the MAC address in devicetree */
+ mac_addr = of_get_mac_address(dev->udev->dev.of_node);
+ if (mac_addr) {
+ memcpy(dev->net->dev_addr, mac_addr, ETH_ALEN);
+ return;
+ }
+
/* try reading mac address from EEPROM */
if (smsc95xx_read_eeprom(dev, EEPROM_MAC_OFFSET, ETH_ALEN,
dev->net->dev_addr) == 0) {
@@ -775,7 +830,7 @@ static void smsc95xx_init_mac_address(struct usbnet *dev)
}
}
- /* no eeprom, or eeprom values are invalid. generate random MAC */
+ /* no useful static MAC address found. generate a random one */
eth_hw_addr_random(dev->net);
netif_dbg(dev, ifup, dev->net, "MAC address set to eth_random_addr\n");
}
@@ -1153,13 +1208,20 @@ static int smsc95xx_bind(struct usbnet *dev, struct usb_interface *intf)
dev->net->flags |= IFF_MULTICAST;
dev->net->hard_header_len += SMSC95XX_TX_OVERHEAD_CSUM;
dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
+
+ pdata->dev = dev;
+ INIT_DELAYED_WORK(&pdata->carrier_check, check_carrier);
+ schedule_delayed_work(&pdata->carrier_check, CARRIER_CHECK_DELAY);
+
return 0;
}
static void smsc95xx_unbind(struct usbnet *dev, struct usb_interface *intf)
{
struct smsc95xx_priv *pdata = (struct smsc95xx_priv *)(dev->data[0]);
+
if (pdata) {
+ cancel_delayed_work(&pdata->carrier_check);
netif_dbg(dev, ifdown, dev->net, "free pdata\n");
kfree(pdata);
pdata = NULL;
@@ -1683,6 +1745,7 @@ static int smsc95xx_resume(struct usb_interface *intf)
/* do this first to ensure it's cleared even in error case */
pdata->suspend_flags = 0;
+ schedule_delayed_work(&pdata->carrier_check, CARRIER_CHECK_DELAY);
if (suspend_flags & SUSPEND_ALLMODES) {
/* clear wake-up sources */
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 10798128c03f..61ba46404937 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -356,6 +356,7 @@ void usbnet_update_max_qlen(struct usbnet *dev)
dev->tx_qlen = MAX_QUEUE_MEMORY / dev->hard_mtu;
break;
case USB_SPEED_SUPER:
+ case USB_SPEED_SUPER_PLUS:
/*
* Not take default 5ms qlen for super speed HC to
* save memory, and iperf tests show 2.5ms qlen can
@@ -1415,7 +1416,7 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
"tx: submit urb err %d\n", retval);
break;
case 0:
- net->trans_start = jiffies;
+ netif_trans_update(net);
__usbnet_queue_skb(&dev->txq, skb, tx_start);
if (dev->txq.qlen >= TX_QLEN (dev))
netif_stop_queue (net);
@@ -1844,7 +1845,7 @@ int usbnet_resume (struct usb_interface *intf)
usb_free_urb(res);
usb_autopm_put_interface_async(dev->intf);
} else {
- dev->net->trans_start = jiffies;
+ netif_trans_update(dev->net);
__skb_queue_tail(&dev->txq, skb);
}
}
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