* 02110-1301, USA.
*/
-#include <linux/autoconf.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/if.h>
#include "switch-core.h"
#include "etc53xx.h"
+#ifdef CONFIG_BCM47XX
+#include <nvram.h>
+#endif
+
#define DRIVER_NAME "bcm53xx"
#define DRIVER_VERSION "0.02"
#define PFX "roboswitch: "
#define ROBO_DEVICE_ID_5395 0x95
#define ROBO_DEVICE_ID_5397 0x97
#define ROBO_DEVICE_ID_5398 0x98
+#define ROBO_DEVICE_ID_53115 0x3115
/* Private et.o ioctls */
#define SIOCGETCPHYRD (SIOCDEVPRIVATE + 9)
#define SIOCSETCPHYWR (SIOCDEVPRIVATE + 10)
-/* linux 2.4 does not have 'bool' */
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
-#define bool int
-#endif
-
/* Data structure for a Roboswitch device. */
struct robo_switch {
char *device; /* The device name string (ethX) */
u16 devid; /* ROBO_DEVICE_ID_53xx */
- bool use_et;
bool is_5350;
- u8 phy_addr; /* PHY address of the device */
struct ifreq ifr;
struct net_device *dev;
unsigned char port[6];
static struct robo_switch robo;
-static int do_ioctl(int cmd, void *buf)
+static int do_ioctl(int cmd)
{
mm_segment_t old_fs = get_fs();
int ret;
- if (buf != NULL)
- robo.ifr.ifr_data = (caddr_t) buf;
-
set_fs(KERNEL_DS);
- ret = robo.dev->do_ioctl(robo.dev, &robo.ifr, cmd);
+ ret = robo.dev->netdev_ops->ndo_do_ioctl(robo.dev, &robo.ifr, cmd);
set_fs(old_fs);
return ret;
static u16 mdio_read(__u16 phy_id, __u8 reg)
{
- if (robo.use_et) {
- int args[2] = { reg };
-
- if (phy_id != robo.phy_addr) {
- printk(KERN_ERR PFX
- "Access to real 'phy' registers unavaliable.\n"
- "Upgrade kernel driver.\n");
-
- return 0xffff;
- }
-
-
- if (do_ioctl(SIOCGETCPHYRD, &args) < 0) {
- printk(KERN_ERR PFX
- "[%s:%d] SIOCGETCPHYRD failed!\n", __FILE__, __LINE__);
- return 0xffff;
- }
-
- return args[1];
- } else {
- struct mii_ioctl_data *mii = (struct mii_ioctl_data *) &robo.ifr.ifr_data;
- mii->phy_id = phy_id;
- mii->reg_num = reg;
+ struct mii_ioctl_data *mii = if_mii(&robo.ifr);
+ int err;
- if (do_ioctl(SIOCGMIIREG, NULL) < 0) {
- printk(KERN_ERR PFX
- "[%s:%d] SIOCGMIIREG failed!\n", __FILE__, __LINE__);
+ mii->phy_id = phy_id;
+ mii->reg_num = reg;
- return 0xffff;
- }
+ err = do_ioctl(SIOCGMIIREG);
+ if (err < 0) {
+ printk(KERN_ERR PFX
+ "[%s:%d] SIOCGMIIREG failed! err: %i\n", __FILE__, __LINE__, err);
- return mii->val_out;
+ return 0xffff;
}
+
+ return mii->val_out;
}
static void mdio_write(__u16 phy_id, __u8 reg, __u16 val)
{
- if (robo.use_et) {
- int args[2] = { reg, val };
-
- if (phy_id != robo.phy_addr) {
- printk(KERN_ERR PFX
- "Access to real 'phy' registers unavaliable.\n"
- "Upgrade kernel driver.\n");
-
- return;
- }
-
- if (do_ioctl(SIOCSETCPHYWR, args) < 0) {
- printk(KERN_ERR PFX
- "[%s:%d] SIOCGETCPHYWR failed!\n", __FILE__, __LINE__);
- return;
- }
- } else {
- struct mii_ioctl_data *mii = (struct mii_ioctl_data *)&robo.ifr.ifr_data;
+ struct mii_ioctl_data *mii = if_mii(&robo.ifr);
+ int err;
- mii->phy_id = phy_id;
- mii->reg_num = reg;
- mii->val_in = val;
+ mii->phy_id = phy_id;
+ mii->reg_num = reg;
+ mii->val_in = val;
- if (do_ioctl(SIOCSMIIREG, NULL) < 0) {
- printk(KERN_ERR PFX
- "[%s:%d] SIOCSMIIREG failed!\n", __FILE__, __LINE__);
- return;
- }
+ err = do_ioctl(SIOCSMIIREG);
+ if (err < 0) {
+ printk(KERN_ERR PFX
+ "[%s:%d] SIOCSMIIREG failed! err: %i\n", __FILE__, __LINE__, err);
+ return;
}
}
static int robo_reg(__u8 page, __u8 reg, __u8 op)
{
int i = 3;
-
+
/* set page number */
- mdio_write(robo.phy_addr, REG_MII_PAGE,
+ mdio_write(ROBO_PHY_ADDR, REG_MII_PAGE,
(page << 8) | REG_MII_PAGE_ENABLE);
-
+
/* set register address */
- mdio_write(robo.phy_addr, REG_MII_ADDR,
+ mdio_write(ROBO_PHY_ADDR, REG_MII_ADDR,
(reg << 8) | op);
/* check if operation completed */
while (i--) {
- if ((mdio_read(robo.phy_addr, REG_MII_ADDR) & 3) == 0)
+ if ((mdio_read(ROBO_PHY_ADDR, REG_MII_ADDR) & 3) == 0)
return 0;
}
printk(KERN_ERR PFX "[%s:%d] timeout in robo_reg!\n", __FILE__, __LINE__);
-
+
return 0;
}
static void robo_read(__u8 page, __u8 reg, __u16 *val, int count)
{
int i;
-
+
robo_reg(page, reg, REG_MII_ADDR_READ);
-
+
for (i = 0; i < count; i++)
- val[i] = mdio_read(robo.phy_addr, REG_MII_DATA0 + i);
+ val[i] = mdio_read(ROBO_PHY_ADDR, REG_MII_DATA0 + i);
}
*/
static __u16 robo_read16(__u8 page, __u8 reg)
{
robo_reg(page, reg, REG_MII_ADDR_READ);
-
- return mdio_read(robo.phy_addr, REG_MII_DATA0);
+
+ return mdio_read(ROBO_PHY_ADDR, REG_MII_DATA0);
}
static __u32 robo_read32(__u8 page, __u8 reg)
{
robo_reg(page, reg, REG_MII_ADDR_READ);
-
- return mdio_read(robo.phy_addr, REG_MII_DATA0) +
- (mdio_read(robo.phy_addr, REG_MII_DATA0 + 1) << 16);
+
+ return mdio_read(ROBO_PHY_ADDR, REG_MII_DATA0) +
+ (mdio_read(ROBO_PHY_ADDR, REG_MII_DATA0 + 1) << 16);
}
static void robo_write16(__u8 page, __u8 reg, __u16 val16)
{
/* write data */
- mdio_write(robo.phy_addr, REG_MII_DATA0, val16);
+ mdio_write(ROBO_PHY_ADDR, REG_MII_DATA0, val16);
robo_reg(page, reg, REG_MII_ADDR_WRITE);
}
static void robo_write32(__u8 page, __u8 reg, __u32 val32)
{
/* write data */
- mdio_write(robo.phy_addr, REG_MII_DATA0, val32 & 65535);
- mdio_write(robo.phy_addr, REG_MII_DATA0 + 1, val32 >> 16);
-
+ mdio_write(ROBO_PHY_ADDR, REG_MII_DATA0, val32 & 65535);
+ mdio_write(ROBO_PHY_ADDR, REG_MII_DATA0 + 1, val32 >> 16);
+
robo_reg(page, reg, REG_MII_ADDR_WRITE);
}
/* set vlan access id to 15 and read it back */
__u16 val16 = 15;
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350, val16);
-
+
/* 5365 will refuse this as it does not have this reg */
return (robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350) == val16);
}
{
unsigned int i, last_port;
u16 val;
+#ifdef CONFIG_BCM47XX
+ char buf[20];
+#endif
val = robo_read16(ROBO_CTRL_PAGE, ROBO_SWITCH_MODE);
if (!(val & (1 << 1))) {
robo_write16(ROBO_CTRL_PAGE, i, 0);
}
- /* WAN port LED */
- robo_write16(ROBO_CTRL_PAGE, 0x16, 0x1F);
-
+#ifdef CONFIG_BCM47XX
+ /* WAN port LED, except for Netgear WGT634U */
+ if (nvram_getenv("nvram_type", buf, sizeof(buf)) >= 0) {
+ if (strcmp(buf, "cfe") != 0)
+ robo_write16(ROBO_CTRL_PAGE, 0x16, 0x1F);
+ }
+#endif
return 0;
}
(robo.devid == ROBO_DEVICE_ID_5398)) {
/* Trigger a software reset. */
robo_write16(ROBO_CTRL_PAGE, 0x79, 0x83);
+ mdelay(500);
robo_write16(ROBO_CTRL_PAGE, 0x79, 0);
}
}
{
__u32 phyid;
unsigned int i;
- int err;
+ int err = 1;
printk(KERN_INFO PFX "Probing device %s: ", devname);
strcpy(robo.ifr.ifr_name, devname);
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
- if ((robo.dev = dev_get_by_name(devname)) == NULL) {
-#else
if ((robo.dev = dev_get_by_name(&init_net, devname)) == NULL) {
-#endif
printk("No such device\n");
return 1;
}
+ if (!robo.dev->netdev_ops || !robo.dev->netdev_ops->ndo_do_ioctl) {
+ printk("ndo_do_ioctl not implemented in ethernet driver\n");
+ return 1;
+ }
robo.device = devname;
for (i = 0; i < 5; i++)
robo.port[5] = 8;
/* try access using MII ioctls - get phy address */
- if (do_ioctl(SIOCGMIIPHY, NULL) < 0) {
- robo.use_et = 1;
- robo.phy_addr = ROBO_PHY_ADDR;
- } else {
- /* got phy address check for robo address */
- struct mii_ioctl_data *mii = (struct mii_ioctl_data *) &robo.ifr.ifr_data;
- if ((mii->phy_id != ROBO_PHY_ADDR) &&
- (mii->phy_id != ROBO_PHY_ADDR_BCM63XX) &&
- (mii->phy_id != ROBO_PHY_ADDR_TG3)) {
- printk("Invalid phy address (%d)\n", mii->phy_id);
- return 1;
- }
- robo.use_et = 0;
- /* The robo has a fixed PHY address that is different from the
- * Tigon3 and BCM63xx PHY address. */
- robo.phy_addr = ROBO_PHY_ADDR;
+ if (do_ioctl(SIOCGMIIPHY) < 0) {
+ printk("error while accessing MII phy registers with ioctls\n");
+ goto done;
+ }
+
+ /* got phy address check for robo address */
+ struct mii_ioctl_data *mii = if_mii(&robo.ifr);
+ if ((mii->phy_id != ROBO_PHY_ADDR) &&
+ (mii->phy_id != ROBO_PHY_ADDR_BCM63XX) &&
+ (mii->phy_id != ROBO_PHY_ADDR_TG3)) {
+ printk("Invalid phy address (%d)\n", mii->phy_id);
+ goto done;
}
- phyid = mdio_read(robo.phy_addr, 0x2) |
- (mdio_read(robo.phy_addr, 0x3) << 16);
+ phyid = mdio_read(ROBO_PHY_ADDR, 0x2) |
+ (mdio_read(ROBO_PHY_ADDR, 0x3) << 16);
if (phyid == 0xffffffff || phyid == 0x55210022) {
printk("No Robo switch in managed mode found, phy_id = 0x%08x\n", phyid);
- return 1;
+ goto done;
}
/* Get the device ID */
robo_switch_reset();
err = robo_switch_enable();
if (err)
- return err;
+ goto done;
+ err = 0;
- printk("found!\n");
- return 0;
+ printk("found a 5%s%x!%s\n", robo.devid & 0xff00 ? "" : "3", robo.devid,
+ robo.is_5350 ? " It's a 5350." : "");
+
+done:
+ if (err) {
+ dev_put(robo.dev);
+ robo.dev = NULL;
+ }
+ return err;
}
int j;
val16 = (nr) /* vlan */ | (0 << 12) /* read */ | (1 << 13) /* enable */;
-
+
if (robo.is_5350) {
u32 val32;
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350, val16);
}
len += sprintf(buf + len, "\n");
}
- } else {
+ } else {
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS, val16);
/* actual read */
val16 = robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_READ);
switch_vlan_config *c = switch_parse_vlan(d, buf);
int j;
__u16 val16;
-
+
if (c == NULL)
return -EINVAL;
}
/* write config now */
+
+ if (robo.devid != ROBO_DEVICE_ID_5325) {
+ __u8 regoff = ((robo.devid == ROBO_DEVICE_ID_5395) ||
+ (robo.devid == ROBO_DEVICE_ID_53115)) ? 0x20 : 0;
+
+ robo_write32(ROBO_ARLIO_PAGE, 0x63 + regoff, (c->untag << 9) | c->port);
+ robo_write16(ROBO_ARLIO_PAGE, 0x61 + regoff, nr);
+ robo_write16(ROBO_ARLIO_PAGE, 0x60 + regoff, 1 << 7);
+ kfree(c);
+ return 0;
+ }
+
val16 = (nr) /* vlan */ | (1 << 12) /* write */ | (1 << 13) /* enable */;
if (robo.is_5350) {
robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE_5350,
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS, val16);
}
+ kfree(c);
return 0;
}
static int handle_enable_vlan_write(void *driver, char *buf, int nr)
{
int disable = ((buf[0] != '1') ? 1 : 0);
-
+
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL0, disable ? 0 :
(1 << 7) /* 802.1Q VLAN */ | (3 << 5) /* mac check and hash */);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL1, disable ? 0 :
- (1 << 1) | (1 << 2) | (1 << 3) /* RSV multicast */);
+ (robo.devid == ROBO_DEVICE_ID_5325 ? (1 << 1) :
+ 0) | (1 << 2) | (1 << 3)); /* RSV multicast */
+
+ if (robo.devid != ROBO_DEVICE_ID_5325)
+ return 0;
+
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL4, disable ? 0 :
(1 << 6) /* drop invalid VID frames */);
robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL5, disable ? 0 :
static int handle_reset(void *driver, char *buf, int nr)
{
switch_driver *d = (switch_driver *) driver;
- switch_vlan_config *c = switch_parse_vlan(d, buf);
int j;
__u16 val16;
-
- if (c == NULL)
- return -EINVAL;
/* disable switching */
set_switch(0);
notfound = robo_probe(device);
}
device[3]--;
-
+
if (notfound) {
kfree(device);
return -ENODEV;
.port_handlers = NULL,
.vlan_handlers = vlan,
};
+ if (robo.devid != ROBO_DEVICE_ID_5325) {
+ driver.ports = 9;
+ driver.cpuport = 8;
+ }
return switch_register_driver(&driver);
}
static void __exit robo_exit(void)
{
switch_unregister_driver(DRIVER_NAME);
+ if (robo.dev)
+ dev_put(robo.dev);
kfree(robo.device);
}
projects / openwrt.git / blobdiff