diff options
| author | John Holland <jotihojr@gmail.com> | 2016-02-18 14:10:52 +0300 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2016-04-06 22:38:36 +0300 |
| commit | 806ffb1d504927d1449397377eac63bb63489266 (patch) | |
| tree | 36c885f95731bb3ef7ee9b03763fde42613b43a8 /drivers/net/ethernet/intel | |
| parent | 7f0ba845607364c76009e396a31651fa3a24bd1c (diff) | |
| download | linux-806ffb1d504927d1449397377eac63bb63489266.tar.xz | |
igb: allow setting MAC address on i211 using a device tree blob
The Intel i211 LOM PCIe Ethernet controllers' iNVM operates as an OTP
and has no external EEPROM interface [1]. The following allows the
driver to pickup the MAC address from a device tree blob when CONFIG_OF
has been enabled.
[1]
http://www.intel.com/content/www/us/en/embedded/products/networking/i211-ethernet-controller-datasheet.html
Signed-off-by: John Holland <jotihojr@gmail.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel')
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb_main.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index e40983ca35b4..ff0476c89438 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -50,6 +50,7 @@ #include <linux/aer.h> #include <linux/prefetch.h> #include <linux/pm_runtime.h> +#include <linux/etherdevice.h> #ifdef CONFIG_IGB_DCA #include <linux/dca.h> #endif @@ -2442,9 +2443,11 @@ static int igb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) break; } - /* copy the MAC address out of the NVM */ - if (hw->mac.ops.read_mac_addr(hw)) - dev_err(&pdev->dev, "NVM Read Error\n"); + if (eth_platform_get_mac_address(&pdev->dev, hw->mac.addr)) { + /* copy the MAC address out of the NVM */ + if (hw->mac.ops.read_mac_addr(hw)) + dev_err(&pdev->dev, "NVM Read Error\n"); + } memcpy(netdev->dev_addr, hw->mac.addr, netdev->addr_len); |