[PATCH][1/2][MIPS] update AU1000 get_ethernet_addr()

[Yoichi Yuasa <yoichi_yuasa@xxxxxxxxxxxxxx>]

Update AU1000 get_ethernet_addr().
Three functions were brought together in one.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@xxxxxxxxxxxxxx>

diff -pruN -X mips/Documentation/dontdiff mips-orig/arch/mips/au1000/common/prom.c mips/arch/mips/au1000/common/prom.c
--- mips-orig/arch/mips/au1000/common/prom.c	2007-10-14 16:30:32.472075500 +0900
+++ mips/arch/mips/au1000/common/prom.c	2007-10-14 16:31:58.797470500 +0900
@@ -98,7 +98,7 @@ char *prom_getenv(char *envname)
 	return NULL;
 }
 
-inline unsigned char str2hexnum(unsigned char c)
+static inline unsigned char str2hexnum(unsigned char c)
 {
 	if(c >= '0' && c <= '9')
 		return c - '0';
@@ -109,7 +109,7 @@ inline unsigned char str2hexnum(unsigned
 	return 0; /* foo */
 }
 
-inline void str2eaddr(unsigned char *ea, unsigned char *str)
+static inline void str2eaddr(unsigned char *ea, unsigned char *str)
 {
 	int i;
 
@@ -124,35 +124,29 @@ inline void str2eaddr(unsigned char *ea,
 	}
 }
 
-int get_ethernet_addr(char *ethernet_addr)
+int prom_get_ethernet_addr(char *ethernet_addr)
 {
-        char *ethaddr_str;
+	char *ethaddr_str;
+	char *argptr;
 
-        ethaddr_str = prom_getenv("ethaddr");
+	/* Check the environment variables first */
+	ethaddr_str = prom_getenv("ethaddr");
 	if (!ethaddr_str) {
-	        printk("ethaddr not set in boot prom\n");
-		return -1;
-	}
-	str2eaddr(ethernet_addr, ethaddr_str);
+		/* Check command line */
+		argptr = prom_getcmdline();
+		ethaddr_str = strstr(argptr, "ethaddr=");
+		if (!ethaddr_str)
+			return -1;
 
-#if 0
-	{
-		int i;
-
-	printk("get_ethernet_addr: ");
-	for (i=0; i<5; i++)
-		printk("%02x:", (unsigned char)*(ethernet_addr+i));
-	printk("%02x\n", *(ethernet_addr+i));
+		ethaddr_str += strlen("ethaddr=");
 	}
-#endif
+
+	str2eaddr(ethernet_addr, ethaddr_str);
 
 	return 0;
 }
+EXPORT_SYMBOL(prom_get_ethernet_addr);
 
 void __init prom_free_prom_memory(void)
 {
 }
-
-EXPORT_SYMBOL(prom_getcmdline);
-EXPORT_SYMBOL(get_ethernet_addr);
-EXPORT_SYMBOL(str2eaddr);
diff -pruN -X mips/Documentation/dontdiff mips-orig/drivers/net/au1000_eth.c mips/drivers/net/au1000_eth.c
--- mips-orig/drivers/net/au1000_eth.c	2007-10-14 16:30:32.488076500 +0900
+++ mips/drivers/net/au1000_eth.c	2007-10-14 16:31:58.797470500 +0900
@@ -97,9 +97,7 @@ static void au1000_adjust_link(struct ne
 static void enable_mac(struct net_device *, int);
 
 // externs
-extern int get_ethernet_addr(char *ethernet_addr);
-extern void str2eaddr(unsigned char *ea, unsigned char *str);
-extern char * prom_getcmdline(void);
+extern int prom_get_ethernet_addr(char *ethernet_addr);
 
 /*
  * Theory of operation
@@ -619,7 +617,6 @@ static struct net_device * au1000_probe(
 	struct au1000_private *aup = NULL;
 	struct net_device *dev = NULL;
 	db_dest_t *pDB, *pDBfree;
-	char *pmac, *argptr;
 	char ethaddr[6];
 	int irq, i, err;
 	u32 base, macen;
@@ -677,21 +674,12 @@ static struct net_device * au1000_probe(
 	au_macs[port_num] = aup;
 
 	if (port_num == 0) {
-		/* Check the environment variables first */
-		if (get_ethernet_addr(ethaddr) == 0)
+		if (prom_get_ethernet_addr(ethaddr) == 0)
 			memcpy(au1000_mac_addr, ethaddr, sizeof(au1000_mac_addr));
 		else {
-			/* Check command line */
-			argptr = prom_getcmdline();
-			if ((pmac = strstr(argptr, "ethaddr=")) == NULL)
-				printk(KERN_INFO "%s: No MAC address found\n",
-						 dev->name);
+			printk(KERN_INFO "%s: No MAC address found\n",
+					 dev->name);
 				/* Use the hard coded MAC addresses */
-			else {
-				str2eaddr(ethaddr, pmac + strlen("ethaddr="));
-				memcpy(au1000_mac_addr, ethaddr,
-				       sizeof(au1000_mac_addr));
-			}
 		}
 
 		setup_hw_rings(aup, MAC0_RX_DMA_ADDR, MAC0_TX_DMA_ADDR);