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https://github.com/openwrt/openwrt.git
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ef944dcb85
Also refresh 3.10 patches. Signed-off-by: Gabor Juhos <juhosg@openwrt.org> SVN-Revision: 37502
82 lines
2.8 KiB
Diff
82 lines
2.8 KiB
Diff
--- a/drivers/net/usb/smsc95xx.c
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+++ b/drivers/net/usb/smsc95xx.c
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@@ -61,6 +61,7 @@
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#define SUSPEND_SUSPEND3 (0x08)
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#define SUSPEND_ALLMODES (SUSPEND_SUSPEND0 | SUSPEND_SUSPEND1 | \
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SUSPEND_SUSPEND2 | SUSPEND_SUSPEND3)
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+#define MAC_ADDR_LEN (6)
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struct smsc95xx_priv {
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u32 mac_cr;
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@@ -76,6 +77,10 @@ static bool turbo_mode = true;
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module_param(turbo_mode, bool, 0644);
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MODULE_PARM_DESC(turbo_mode, "Enable multiple frames per Rx transaction");
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+static char *macaddr = ":";
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+module_param(macaddr, charp, 0);
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+MODULE_PARM_DESC(macaddr, "MAC address");
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+
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static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index,
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u32 *data, int in_pm)
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{
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@@ -765,8 +770,59 @@ static int smsc95xx_ioctl(struct net_dev
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return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
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}
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+/* Check the macaddr module parameter for a MAC address */
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+static int smsc95xx_is_macaddr_param(struct usbnet *dev, u8 *dev_mac)
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+{
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+ int i, j, got_num, num;
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+ u8 mtbl[MAC_ADDR_LEN];
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+
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+ if (macaddr[0] == ':')
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+ return 0;
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+
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+ i = 0;
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+ j = 0;
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+ num = 0;
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+ got_num = 0;
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+ while (j < MAC_ADDR_LEN) {
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+ if (macaddr[i] && macaddr[i] != ':') {
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+ got_num++;
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+ if ('0' <= macaddr[i] && macaddr[i] <= '9')
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+ num = num * 16 + macaddr[i] - '0';
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+ else if ('A' <= macaddr[i] && macaddr[i] <= 'F')
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+ num = num * 16 + 10 + macaddr[i] - 'A';
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+ else if ('a' <= macaddr[i] && macaddr[i] <= 'f')
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+ num = num * 16 + 10 + macaddr[i] - 'a';
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+ else
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+ break;
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+ i++;
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+ } else if (got_num == 2) {
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+ mtbl[j++] = (u8) num;
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+ num = 0;
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+ got_num = 0;
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+ i++;
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+ } else {
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+ break;
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+ }
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+ }
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+
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+ if (j == MAC_ADDR_LEN) {
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+ netif_dbg(dev, ifup, dev->net, "Overriding MAC address with: "
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+ "%02x:%02x:%02x:%02x:%02x:%02x\n", mtbl[0], mtbl[1], mtbl[2],
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+ mtbl[3], mtbl[4], mtbl[5]);
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+ for (i = 0; i < MAC_ADDR_LEN; i++)
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+ dev_mac[i] = mtbl[i];
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+ return 1;
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+ } else {
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+ return 0;
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+ }
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+}
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+
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static void smsc95xx_init_mac_address(struct usbnet *dev)
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{
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+ /* Check module parameters */
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+ if (smsc95xx_is_macaddr_param(dev, dev->net->dev_addr))
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+ return;
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+
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/* try reading mac address from EEPROM */
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if (smsc95xx_read_eeprom(dev, EEPROM_MAC_OFFSET, ETH_ALEN,
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dev->net->dev_addr) == 0) {
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