Revert "~/src/patches/: Clean up orphaned patches, duplicates and application patches...

[people/pmueller/ipfire-2.x.git] / src / patches / linux-3.10-smsc95xx-add_mac_addr_param.patch

diff --git a/src/patches/linux-3.10-smsc95xx-add_mac_addr_param.patch b/src/patches/linux-3.10-smsc95xx-add_mac_addr_param.patch
new file mode 100644 (file)
index 0000000..6a4b3c5
--- /dev/null
+++ b/src/patches/linux-3.10-smsc95xx-add_mac_addr_param.patch
@@ -0,0 +1,82 @@
+diff -Naur linux-3.10.10/drivers/net/usb/smsc95xx.c linux-c1af7c6db316763b9dce7137495cb9ada8fa17b4/drivers/net/usb/smsc95xx.c
+--- linux-3.10.10/drivers/net/usb/smsc95xx.c   2013-08-29 18:47:51.000000000 +0200
++++ linux-c1af7c6db316763b9dce7137495cb9ada8fa17b4/drivers/net/usb/smsc95xx.c  2013-08-30 20:12:54.000000000 +0200
+@@ -61,6 +61,7 @@
+ #define SUSPEND_SUSPEND3              (0x08)
+ #define SUSPEND_ALLMODES              (SUSPEND_SUSPEND0 | SUSPEND_SUSPEND1 | \
+                                        SUSPEND_SUSPEND2 | SUSPEND_SUSPEND3)
++#define MAC_ADDR_LEN                    (6)
+ 
+ struct smsc95xx_priv {
+       u32 mac_cr;
+@@ -76,6 +77,10 @@
+ module_param(turbo_mode, bool, 0644);
+ MODULE_PARM_DESC(turbo_mode, "Enable multiple frames per Rx transaction");
+ 
++static char *macaddr = ":";
++module_param(macaddr, charp, 0);
++MODULE_PARM_DESC(macaddr, "MAC address");
++
+ static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index,
+                                           u32 *data, int in_pm)
+ {
+@@ -765,8 +770,59 @@
+       return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
+ }
+ 
++/* Check the macaddr module parameter for a MAC address */
++static int smsc95xx_is_macaddr_param(struct usbnet *dev, u8 *dev_mac)
++{
++       int i, j, got_num, num;
++       u8 mtbl[MAC_ADDR_LEN];
++
++       if (macaddr[0] == ':')
++               return 0;
++
++       i = 0;
++       j = 0;
++       num = 0;
++       got_num = 0;
++       while (j < MAC_ADDR_LEN) {
++               if (macaddr[i] && macaddr[i] != ':') {
++                       got_num++;
++                       if ('0' <= macaddr[i] && macaddr[i] <= '9')
++                               num = num * 16 + macaddr[i] - '0';
++                       else if ('A' <= macaddr[i] && macaddr[i] <= 'F')
++                               num = num * 16 + 10 + macaddr[i] - 'A';
++                       else if ('a' <= macaddr[i] && macaddr[i] <= 'f')
++                               num = num * 16 + 10 + macaddr[i] - 'a';
++                       else
++                               break;
++                       i++;
++               } else if (got_num == 2) {
++                       mtbl[j++] = (u8) num;
++                       num = 0;
++                       got_num = 0;
++                       i++;
++               } else {
++                       break;
++               }
++       }
++
++       if (j == MAC_ADDR_LEN) {
++               netif_dbg(dev, ifup, dev->net, "Overriding MAC address with: "
++               "%02x:%02x:%02x:%02x:%02x:%02x\n", mtbl[0], mtbl[1], mtbl[2],
++                                               mtbl[3], mtbl[4], mtbl[5]);
++               for (i = 0; i < MAC_ADDR_LEN; i++)
++                       dev_mac[i] = mtbl[i];
++               return 1;
++       } else {
++               return 0;
++       }
++}
++
+ static void smsc95xx_init_mac_address(struct usbnet *dev)
+ {
++       /* Check module parameters */
++       if (smsc95xx_is_macaddr_param(dev, dev->net->dev_addr))
++               return;
++
+       /* try reading mac address from EEPROM */
+       if (smsc95xx_read_eeprom(dev, EEPROM_MAC_OFFSET, ETH_ALEN,
+                       dev->net->dev_addr) == 0) {