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USB-CDC: Move MAC addresses setting into usb_eth_init

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This allows to change device and host MAC addresses without performing
reset.

Signed-off-by: Vitaly Kuzmichev <vkuzmichev@mvista.com>
This commit is contained in:
Vitaly Kuzmichev 2010-12-28 16:59:32 +03:00 committed by Remy Bohmer
parent 8f7aa831c3
commit 58939fcc5c
1 changed files with 26 additions and 36 deletions
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62
drivers/usb/gadget/ether.c
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@ -1788,6 +1788,32 @@ static int usb_eth_init(struct eth_device *netdev, bd_t *bd)
error("received NULL ptr"); error("received NULL ptr");
goto fail; goto fail;
} }
/* Configure default mac-addresses for the USB ethernet device */
#ifdef CONFIG_USBNET_DEV_ADDR
strlcpy(dev_addr, CONFIG_USBNET_DEV_ADDR, sizeof(dev_addr));
#endif
#ifdef CONFIG_USBNET_HOST_ADDR
strlcpy(host_addr, CONFIG_USBNET_HOST_ADDR, sizeof(host_addr));
#endif
/* Check if the user overruled the MAC addresses */
if (getenv("usbnet_devaddr"))
strlcpy(dev_addr, getenv("usbnet_devaddr"),
sizeof(dev_addr));
if (getenv("usbnet_hostaddr"))
strlcpy(host_addr, getenv("usbnet_hostaddr"),
sizeof(host_addr));
if (!is_eth_addr_valid(dev_addr)) {
error("Need valid 'usbnet_devaddr' to be set");
goto fail;
}
if (!is_eth_addr_valid(host_addr)) {
error("Need valid 'usbnet_hostaddr' to be set");
goto fail;
}
if (usb_gadget_register_driver(&eth_driver) < 0) if (usb_gadget_register_driver(&eth_driver) < 0)
goto fail; goto fail;
@ -1920,7 +1946,6 @@ static struct usb_gadget_driver eth_driver = {
int usb_eth_initialize(bd_t *bi) int usb_eth_initialize(bd_t *bi)
{ {
int status = 0;
struct eth_device *netdev = &l_netdev; struct eth_device *netdev = &l_netdev;
strlcpy(netdev->name, USB_NET_NAME, sizeof(netdev->name)); strlcpy(netdev->name, USB_NET_NAME, sizeof(netdev->name));
@ -1933,41 +1958,6 @@ int usb_eth_initialize(bd_t *bi)
#ifdef CONFIG_MCAST_TFTP #ifdef CONFIG_MCAST_TFTP
#error not supported #error not supported
#endif #endif
/* Configure default mac-addresses for the USB ethernet device */
#ifdef CONFIG_USBNET_DEV_ADDR
strncpy(dev_addr, CONFIG_USBNET_DEV_ADDR, sizeof(dev_addr));
#endif
#ifdef CONFIG_USBNET_HOST_ADDR
strncpy(host_addr, CONFIG_USBNET_HOST_ADDR, sizeof(host_addr));
#endif
/* Check if the user overruled the MAC addresses */
if (getenv("usbnet_devaddr"))
strncpy(dev_addr, getenv("usbnet_devaddr"),
sizeof(dev_addr));
if (getenv("usbnet_hostaddr"))
strncpy(host_addr, getenv("usbnet_hostaddr"),
sizeof(host_addr));
/* Make sure both strings are terminated */
dev_addr[sizeof(dev_addr)-1] = '\0';
host_addr[sizeof(host_addr)-1] = '\0';
if (!is_eth_addr_valid(dev_addr)) {
error("Need valid 'usbnet_devaddr' to be set");
status = -1;
}
if (!is_eth_addr_valid(host_addr)) {
error("Need valid 'usbnet_hostaddr' to be set");
status = -1;
}
if (status)
goto fail;
eth_register(netdev); eth_register(netdev);
return 0; return 0;
fail:
error("%s failed. error = %d", __func__, status);
return status;
} }