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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

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This commit is contained in:
David S. Miller 2010-05-03 15:45:52 -07:00
commit 0f7ca5917e
5 changed files with 133 additions and 13 deletions
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5
drivers/net/phy/Kconfig
View File

@ -88,6 +88,11 @@ config LSI_ET1011C_PHY
---help---
Supports the LSI ET1011C PHY.
config MICREL_PHY
tristate "Driver for Micrel PHYs"
---help---
Supports the KSZ9021, VSC8201, KS8001 PHYs.
config FIXED_PHY
bool "Driver for MDIO Bus/PHY emulation with fixed speed/link PHYs"
depends on PHYLIB=y

1
drivers/net/phy/Makefile
View File

@ -20,4 +20,5 @@ obj-$(CONFIG_MDIO_BITBANG) += mdio-bitbang.o
obj-$(CONFIG_MDIO_GPIO) += mdio-gpio.o
obj-$(CONFIG_NATIONAL_PHY) += national.o
obj-$(CONFIG_STE10XP) += ste10Xp.o
obj-$(CONFIG_MICREL_PHY) += micrel.o
obj-$(CONFIG_MDIO_OCTEON) += mdio-octeon.o

104
drivers/net/phy/micrel.c Normal file
View File

@ -0,0 +1,104 @@
/*
* drivers/net/phy/micrel.c
*
* Driver for Micrel PHYs
*
* Author: David J. Choi
*
* Copyright (c) 2010 Micrel, Inc.
*
* 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.
*
* Support : ksz9021 , vsc8201, ks8001
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/phy.h>
#define PHY_ID_KSZ9021 0x00221611
#define PHY_ID_VSC8201 0x000FC413
#define PHY_ID_KS8001 0x0022161A
static int kszphy_config_init(struct phy_device *phydev)
{
return 0;
}
static struct phy_driver ks8001_driver = {
.phy_id = PHY_ID_KS8001,
.phy_id_mask = 0x00fffff0,
.features = PHY_BASIC_FEATURES,
.flags = PHY_POLL,
.config_init = kszphy_config_init,
.config_aneg = genphy_config_aneg,
.read_status = genphy_read_status,
.driver = { .owner = THIS_MODULE,},
};
static struct phy_driver vsc8201_driver = {
.phy_id = PHY_ID_VSC8201,
.name = "Micrel VSC8201",
.phy_id_mask = 0x00fffff0,
.features = PHY_BASIC_FEATURES,
.flags = PHY_POLL,
.config_init = kszphy_config_init,
.config_aneg = genphy_config_aneg,
.read_status = genphy_read_status,
.driver = { .owner = THIS_MODULE,},
};
static struct phy_driver ksz9021_driver = {
.phy_id = PHY_ID_KSZ9021,
.phy_id_mask = 0x000fff10,
.name = "Micrel KSZ9021 Gigabit PHY",
.features = PHY_GBIT_FEATURES | SUPPORTED_Pause,
.flags = PHY_POLL,
.config_init = kszphy_config_init,
.config_aneg = genphy_config_aneg,
.read_status = genphy_read_status,
.driver = { .owner = THIS_MODULE, },
};
static int __init ksphy_init(void)
{
int ret;
ret = phy_driver_register(&ks8001_driver);
if (ret)
goto err1;
ret = phy_driver_register(&vsc8201_driver);
if (ret)
goto err2;
ret = phy_driver_register(&ksz9021_driver);
if (ret)
goto err3;
return 0;
err3:
phy_driver_unregister(&vsc8201_driver);
err2:
phy_driver_unregister(&ks8001_driver);
err1:
return ret;
}
static void __exit ksphy_exit(void)
{
phy_driver_unregister(&ks8001_driver);
phy_driver_unregister(&vsc8201_driver);
phy_driver_unregister(&ksz9021_driver);
}
module_init(ksphy_init);
module_exit(ksphy_exit);
MODULE_DESCRIPTION("Micrel PHY driver");
MODULE_AUTHOR("David J. Choi");
MODULE_LICENSE("GPL");

34
drivers/net/ppp_generic.c
View File

@ -405,6 +405,7 @@ static ssize_t ppp_read(struct file *file, char __user *buf,
DECLARE_WAITQUEUE(wait, current);
ssize_t ret;
struct sk_buff *skb = NULL;
struct iovec iov;
ret = count;
@ -448,7 +449,9 @@ static ssize_t ppp_read(struct file *file, char __user *buf,
if (skb->len > count)
goto outf;
ret = -EFAULT;
if (copy_to_user(buf, skb->data, skb->len))
iov.iov_base = buf;
iov.iov_len = count;
if (skb_copy_datagram_iovec(skb, 0, &iov, skb->len))
goto outf;
ret = skb->len;
@ -1567,13 +1570,22 @@ ppp_input(struct ppp_channel *chan, struct sk_buff *skb)
struct channel *pch = chan->ppp;
int proto;
if (!pch || skb->len == 0) {
if (!pch) {
kfree_skb(skb);
return;
}
proto = PPP_PROTO(skb);
read_lock_bh(&pch->upl);
if (!pskb_may_pull(skb, 2)) {
kfree_skb(skb);
if (pch->ppp) {
++pch->ppp->dev->stats.rx_length_errors;
ppp_receive_error(pch->ppp);
}
goto done;
}
proto = PPP_PROTO(skb);
if (!pch->ppp || proto >= 0xc000 || proto == PPP_CCPFRAG) {
/* put it on the channel queue */
skb_queue_tail(&pch->file.rq, skb);
@ -1585,6 +1597,8 @@ ppp_input(struct ppp_channel *chan, struct sk_buff *skb)
} else {
ppp_do_recv(pch->ppp, skb, pch);
}
done:
read_unlock_bh(&pch->upl);
}
@ -1617,7 +1631,8 @@ ppp_input_error(struct ppp_channel *chan, int code)
static void
ppp_receive_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch)
{
if (pskb_may_pull(skb, 2)) {
/* note: a 0-length skb is used as an error indication */
if (skb->len > 0) {
#ifdef CONFIG_PPP_MULTILINK
/* XXX do channel-level decompression here */
if (PPP_PROTO(skb) == PPP_MP)
@ -1625,15 +1640,10 @@ ppp_receive_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch)
else
#endif /* CONFIG_PPP_MULTILINK */
ppp_receive_nonmp_frame(ppp, skb);
return;
} else {
kfree_skb(skb);
ppp_receive_error(ppp);
}
if (skb->len > 0)
/* note: a 0-length skb is used as an error indication */
++ppp->dev->stats.rx_length_errors;
kfree_skb(skb);
ppp_receive_error(ppp);
}
static void

2
drivers/net/usb/dm9601.c
View File

@ -240,7 +240,7 @@ static int dm_write_shared_word(struct usbnet *dev, int phy, u8 reg, __le16 valu
goto out;
dm_write_reg(dev, DM_SHARED_ADDR, phy ? (reg | 0x40) : reg);
dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0x1c : 0x14);
dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0x1a : 0x12);
for (i = 0; i < DM_TIMEOUT; i++) {
u8 tmp;