[backfire] backport r31262

[openwrt-10.03/.git] / package / switch / src / switch-robo.c

diff --git a/package/switch/src/switch-robo.c b/package/switch/src/switch-robo.c
index 28d8de326b96433da3ee46fde04026f4d00fa194..35cf6df393d144679e55de9d62a94772481a6cfc 100644 (file)
--- a/package/switch/src/switch-robo.c
+++ b/package/switch/src/switch-robo.c
@@ -21,7 +21,6 @@
  * 02110-1301, USA.
  */
 
-#include <linux/autoconf.h>
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/if.h>
@@ -41,6 +40,7 @@
 
 #define ROBO_PHY_ADDR          0x1E    /* robo switch phy address */
 #define ROBO_PHY_ADDR_TG3      0x01    /* Tigon3 PHY address */
+#define ROBO_PHY_ADDR_BCM63XX  0x00    /* BCM63XX PHY address */
 
 /* MII registers */
 #define REG_MII_PAGE   0x10    /* MII Page register */
@@ -57,6 +57,7 @@
 #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)
@@ -67,6 +68,14 @@
 #define bool int
 #endif
 
+/* Only available on brcm-2.4/brcm47xx */
+#ifdef BROADCOM
+extern char *nvram_get(const char *name);
+#define getvar(str) (nvram_get(str)?:"")
+#else
+#define getvar(str) ""
+#endif
+
 /* Data structure for a Roboswitch device. */
 struct robo_switch {
        char *device;                   /* The device name string (ethX) */
@@ -92,7 +101,11 @@ static int do_ioctl(int cmd, void *buf)
                robo.ifr.ifr_data = (caddr_t) buf;
 
        set_fs(KERNEL_DS);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
+       ret = robo.dev->netdev_ops->ndo_do_ioctl(robo.dev, &robo.ifr, cmd);
+#else
        ret = robo.dev->do_ioctl(robo.dev, &robo.ifr, cmd);
+#endif
        set_fs(old_fs);
 
        return ret;
@@ -270,8 +283,9 @@ static int robo_switch_enable(void)
                        robo_write16(ROBO_CTRL_PAGE, i, 0);
        }
 
-       /* WAN port LED */
-       robo_write16(ROBO_CTRL_PAGE, 0x16, 0x1F);
+       /* WAN port LED, except for Netgear WGT634U */
+       if (strcmp(getvar("nvram_type"), "cfe") != 0)
+               robo_write16(ROBO_CTRL_PAGE, 0x16, 0x1F);
 
        return 0;
 }
@@ -283,6 +297,7 @@ static void robo_switch_reset(void)
            (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);
        }
 }
@@ -291,12 +306,16 @@ static int robo_probe(char *devname)
 {
        __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;
        }
@@ -314,13 +333,14 @@ static int robo_probe(char *devname)
                /* 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;
+                       goto done;
                }
                robo.use_et = 0;
                /* The robo has a fixed PHY address that is different from the
-                * Tigon3 PHY address. */
+                * Tigon3 and BCM63xx PHY address. */
                robo.phy_addr = ROBO_PHY_ADDR;
        }
 
@@ -328,8 +348,8 @@ static int robo_probe(char *devname)
                (mdio_read(robo.phy_addr, 0x3) << 16);
 
        if (phyid == 0xffffffff || phyid == 0x55210022) {
-               printk("No Robo switch in managed mode found\n");
-               return 1;
+               printk("No Robo switch in managed mode found, phy_id = 0x%08x\n", phyid);
+               goto done;
        }
 
        /* Get the device ID */
@@ -346,10 +366,18 @@ static int robo_probe(char *devname)
        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;
 }
 
 
@@ -426,6 +454,17 @@ static int handle_vlan_port_write(void *driver, char *buf, int nr)
        }
 
        /* 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);
+               return 0;
+       }
+
        val16 = (nr) /* vlan */ | (1 << 12) /* write */ | (1 << 13) /* enable */;
        if (robo.is_5350) {
                robo_write32(ROBO_VLAN_PAGE, ROBO_VLAN_WRITE_5350,
@@ -467,7 +506,12 @@ static int handle_enable_vlan_write(void *driver, char *buf, int nr)
        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 :
@@ -524,7 +568,8 @@ static int __init robo_init(void)
 
        device = strdup("ethX");
        for (device[3] = '0'; (device[3] <= '3') && notfound; device[3]++) {
-               notfound = robo_probe(device);
+               if (! switch_device_registered (device))
+                       notfound = robo_probe(device);
        }
        device[3]--;
        
@@ -565,6 +610,10 @@ static int __init robo_init(void)
                        .port_handlers          = NULL,
                        .vlan_handlers          = vlan,
                };
+               if (robo.devid != ROBO_DEVICE_ID_5325) {
+                       driver.ports = 9;
+                       driver.cpuport = 8;
+               }
 
                return switch_register_driver(&driver);
        }
@@ -573,6 +622,8 @@ static int __init robo_init(void)
 static void __exit robo_exit(void)
 {
        switch_unregister_driver(DRIVER_NAME);
+       if (robo.dev)
+               dev_put(robo.dev);
        kfree(robo.device);
 }