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path: root/drivers/net/sb1250-mac.c
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Diffstat (limited to 'drivers/net/sb1250-mac.c')
-rw-r--r--drivers/net/sb1250-mac.c276
1 files changed, 6 insertions, 270 deletions
diff --git a/drivers/net/sb1250-mac.c b/drivers/net/sb1250-mac.c
index 04efc0c1bda9..79eee3062083 100644
--- a/drivers/net/sb1250-mac.c
+++ b/drivers/net/sb1250-mac.c
@@ -48,23 +48,6 @@
#include <asm/io.h>
#include <asm/processor.h> /* Processor type for cache alignment. */
-/* This is only here until the firmware is ready. In that case,
- the firmware leaves the ethernet address in the register for us. */
-#ifdef CONFIG_SIBYTE_STANDALONE
-#define SBMAC_ETH0_HWADDR "40:00:00:00:01:00"
-#define SBMAC_ETH1_HWADDR "40:00:00:00:01:01"
-#define SBMAC_ETH2_HWADDR "40:00:00:00:01:02"
-#define SBMAC_ETH3_HWADDR "40:00:00:00:01:03"
-#endif
-
-
-/* These identify the driver base version and may not be removed. */
-#if 0
-static char version1[] __initdata =
-"sb1250-mac.c:1.00 1/11/2001 Written by Mitch Lichtenberg\n";
-#endif
-
-
/* Operational parameters that usually are not changed. */
#define CONFIG_SBMAC_COALESCE
@@ -349,7 +332,6 @@ static int sbmac_mii_write(struct mii_bus *bus, int phyaddr, int regidx,
********************************************************************* */
static char sbmac_string[] = "sb1250-mac";
-static char sbmac_pretty[] = "SB1250 MAC";
static char sbmac_mdio_string[] = "sb1250-mac-mdio";
@@ -2086,8 +2068,6 @@ static int sbmac_start_tx(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_BUSY;
}
- dev->trans_start = jiffies;
-
spin_unlock_irqrestore(&sc->sbm_lock, flags);
return NETDEV_TX_OK;
@@ -2112,7 +2092,7 @@ static void sbmac_setmulti(struct sbmac_softc *sc)
uint64_t reg;
void __iomem *port;
int idx;
- struct dev_mc_list *mclist;
+ struct netdev_hw_addr *ha;
struct net_device *dev = sc->sbm_dev;
/*
@@ -2161,10 +2141,10 @@ static void sbmac_setmulti(struct sbmac_softc *sc)
* XXX if the table overflows */
idx = 1; /* skip station address */
- netdev_for_each_mc_addr(mclist, dev) {
+ netdev_for_each_mc_addr(ha, dev) {
if (idx == MAC_ADDR_COUNT)
break;
- reg = sbmac_addr2reg(mclist->dmi_addr);
+ reg = sbmac_addr2reg(ha->addr);
port = sc->sbm_base + R_MAC_ADDR_BASE+(idx * sizeof(uint64_t));
__raw_writeq(reg, port);
idx++;
@@ -2182,85 +2162,6 @@ static void sbmac_setmulti(struct sbmac_softc *sc)
}
}
-#if defined(SBMAC_ETH0_HWADDR) || defined(SBMAC_ETH1_HWADDR) || defined(SBMAC_ETH2_HWADDR) || defined(SBMAC_ETH3_HWADDR)
-/**********************************************************************
- * SBMAC_PARSE_XDIGIT(str)
- *
- * Parse a hex digit, returning its value
- *
- * Input parameters:
- * str - character
- *
- * Return value:
- * hex value, or -1 if invalid
- ********************************************************************* */
-
-static int sbmac_parse_xdigit(char str)
-{
- int digit;
-
- if ((str >= '0') && (str <= '9'))
- digit = str - '0';
- else if ((str >= 'a') && (str <= 'f'))
- digit = str - 'a' + 10;
- else if ((str >= 'A') && (str <= 'F'))
- digit = str - 'A' + 10;
- else
- return -1;
-
- return digit;
-}
-
-/**********************************************************************
- * SBMAC_PARSE_HWADDR(str,hwaddr)
- *
- * Convert a string in the form xx:xx:xx:xx:xx:xx into a 6-byte
- * Ethernet address.
- *
- * Input parameters:
- * str - string
- * hwaddr - pointer to hardware address
- *
- * Return value:
- * 0 if ok, else -1
- ********************************************************************* */
-
-static int sbmac_parse_hwaddr(char *str, unsigned char *hwaddr)
-{
- int digit1,digit2;
- int idx = 6;
-
- while (*str && (idx > 0)) {
- digit1 = sbmac_parse_xdigit(*str);
- if (digit1 < 0)
- return -1;
- str++;
- if (!*str)
- return -1;
-
- if ((*str == ':') || (*str == '-')) {
- digit2 = digit1;
- digit1 = 0;
- }
- else {
- digit2 = sbmac_parse_xdigit(*str);
- if (digit2 < 0)
- return -1;
- str++;
- }
-
- *hwaddr++ = (digit1 << 4) | digit2;
- idx--;
-
- if (*str == '-')
- str++;
- if (*str == ':')
- str++;
- }
- return 0;
-}
-#endif
-
static int sb1250_change_mtu(struct net_device *_dev, int new_mtu)
{
if (new_mtu > ENET_PACKET_SIZE)
@@ -2585,7 +2486,7 @@ static void sbmac_tx_timeout (struct net_device *dev)
spin_lock_irqsave(&sc->sbm_lock, flags);
- dev->trans_start = jiffies;
+ dev->trans_start = jiffies; /* prevent tx timeout */
dev->stats.tx_errors++;
spin_unlock_irqrestore(&sc->sbm_lock, flags);
@@ -2662,7 +2563,6 @@ static int sbmac_close(struct net_device *dev)
static int sbmac_poll(struct napi_struct *napi, int budget)
{
struct sbmac_softc *sc = container_of(napi, struct sbmac_softc, napi);
- struct net_device *dev = sc->sbm_dev;
int work_done;
work_done = sbdma_rx_process(sc, &(sc->sbm_rxdma), budget, 1);
@@ -2766,186 +2666,22 @@ static int __exit sbmac_remove(struct platform_device *pldev)
return 0;
}
-
-static struct platform_device **sbmac_pldev;
-static int sbmac_max_units;
-
-#if defined(SBMAC_ETH0_HWADDR) || defined(SBMAC_ETH1_HWADDR) || defined(SBMAC_ETH2_HWADDR) || defined(SBMAC_ETH3_HWADDR)
-static void __init sbmac_setup_hwaddr(int idx, char *addr)
-{
- void __iomem *sbm_base;
- unsigned long start, end;
- uint8_t eaddr[6];
- uint64_t val;
-
- if (idx >= sbmac_max_units)
- return;
-
- start = A_MAC_CHANNEL_BASE(idx);
- end = A_MAC_CHANNEL_BASE(idx + 1) - 1;
-
- sbm_base = ioremap_nocache(start, end - start + 1);
- if (!sbm_base) {
- printk(KERN_ERR "%s: unable to map device registers\n",
- sbmac_string);
- return;
- }
-
- sbmac_parse_hwaddr(addr, eaddr);
- val = sbmac_addr2reg(eaddr);
- __raw_writeq(val, sbm_base + R_MAC_ETHERNET_ADDR);
- val = __raw_readq(sbm_base + R_MAC_ETHERNET_ADDR);
-
- iounmap(sbm_base);
-}
-#endif
-
-static int __init sbmac_platform_probe_one(int idx)
-{
- struct platform_device *pldev;
- struct {
- struct resource r;
- char name[strlen(sbmac_pretty) + 4];
- } *res;
- int err;
-
- res = kzalloc(sizeof(*res), GFP_KERNEL);
- if (!res) {
- printk(KERN_ERR "%s.%d: unable to allocate memory\n",
- sbmac_string, idx);
- err = -ENOMEM;
- goto out_err;
- }
-
- /*
- * This is the base address of the MAC.
- */
- snprintf(res->name, sizeof(res->name), "%s %d", sbmac_pretty, idx);
- res->r.name = res->name;
- res->r.flags = IORESOURCE_MEM;
- res->r.start = A_MAC_CHANNEL_BASE(idx);
- res->r.end = A_MAC_CHANNEL_BASE(idx + 1) - 1;
-
- pldev = platform_device_register_simple(sbmac_string, idx, &res->r, 1);
- if (IS_ERR(pldev)) {
- printk(KERN_ERR "%s.%d: unable to register platform device\n",
- sbmac_string, idx);
- err = PTR_ERR(pldev);
- goto out_kfree;
- }
-
- if (!pldev->dev.driver) {
- err = 0; /* No hardware at this address. */
- goto out_unregister;
- }
-
- sbmac_pldev[idx] = pldev;
- return 0;
-
-out_unregister:
- platform_device_unregister(pldev);
-
-out_kfree:
- kfree(res);
-
-out_err:
- return err;
-}
-
-static void __init sbmac_platform_probe(void)
-{
- int i;
-
- /* Set the number of available units based on the SOC type. */
- switch (soc_type) {
- case K_SYS_SOC_TYPE_BCM1250:
- case K_SYS_SOC_TYPE_BCM1250_ALT:
- sbmac_max_units = 3;
- break;
- case K_SYS_SOC_TYPE_BCM1120:
- case K_SYS_SOC_TYPE_BCM1125:
- case K_SYS_SOC_TYPE_BCM1125H:
- case K_SYS_SOC_TYPE_BCM1250_ALT2: /* Hybrid */
- sbmac_max_units = 2;
- break;
- case K_SYS_SOC_TYPE_BCM1x55:
- case K_SYS_SOC_TYPE_BCM1x80:
- sbmac_max_units = 4;
- break;
- default:
- return; /* none */
- }
-
- /*
- * For bringup when not using the firmware, we can pre-fill
- * the MAC addresses using the environment variables
- * specified in this file (or maybe from the config file?)
- */
-#ifdef SBMAC_ETH0_HWADDR
- sbmac_setup_hwaddr(0, SBMAC_ETH0_HWADDR);
-#endif
-#ifdef SBMAC_ETH1_HWADDR
- sbmac_setup_hwaddr(1, SBMAC_ETH1_HWADDR);
-#endif
-#ifdef SBMAC_ETH2_HWADDR
- sbmac_setup_hwaddr(2, SBMAC_ETH2_HWADDR);
-#endif
-#ifdef SBMAC_ETH3_HWADDR
- sbmac_setup_hwaddr(3, SBMAC_ETH3_HWADDR);
-#endif
-
- sbmac_pldev = kcalloc(sbmac_max_units, sizeof(*sbmac_pldev),
- GFP_KERNEL);
- if (!sbmac_pldev) {
- printk(KERN_ERR "%s: unable to allocate memory\n",
- sbmac_string);
- return;
- }
-
- /*
- * Walk through the Ethernet controllers and find
- * those who have their MAC addresses set.
- */
- for (i = 0; i < sbmac_max_units; i++)
- if (sbmac_platform_probe_one(i))
- break;
-}
-
-
-static void __exit sbmac_platform_cleanup(void)
-{
- int i;
-
- for (i = 0; i < sbmac_max_units; i++)
- platform_device_unregister(sbmac_pldev[i]);
- kfree(sbmac_pldev);
-}
-
-
static struct platform_driver sbmac_driver = {
.probe = sbmac_probe,
.remove = __exit_p(sbmac_remove),
.driver = {
.name = sbmac_string,
+ .owner = THIS_MODULE,
},
};
static int __init sbmac_init_module(void)
{
- int err;
-
- err = platform_driver_register(&sbmac_driver);
- if (err)
- return err;
-
- sbmac_platform_probe();
-
- return err;
+ return platform_driver_register(&sbmac_driver);
}
static void __exit sbmac_cleanup_module(void)
{
- sbmac_platform_cleanup();
platform_driver_unregister(&sbmac_driver);
}
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