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Date: Wed, 14 Sep 2016 19:06:44 +0300
From: Ivan Mikhaylov <ivan@...ibm.com>
To: linux-kernel@...r.kernel.org
Cc: netdev@...r.kernel.org
Subject: [PATCH 1/2] net/ibm/emac: add set mac addr callback
add realization for mac address set and remove dummy callback.
Signed-off-by: Ivan Mikhaylov <ivan@...ibm.com>
---
drivers/net/ethernet/ibm/emac/core.c | 31 +++++++++++++++++++++++++++++--
1 file changed, 29 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c
index 4c9771d..2dfc603 100644
--- a/drivers/net/ethernet/ibm/emac/core.c
+++ b/drivers/net/ethernet/ibm/emac/core.c
@@ -980,6 +980,33 @@ static void emac_set_multicast_list(struct net_device *ndev)
__emac_set_multicast_list(dev);
}
+static int emac_set_mac_address(struct net_device *ndev, void *sa)
+{
+ struct emac_instance *dev = netdev_priv(ndev);
+ struct sockaddr *addr = sa;
+ struct emac_regs __iomem *p = dev->emacp;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ mutex_lock(&dev->link_lock);
+
+ memcpy(ndev->dev_addr, addr->sa_data, ndev->addr_len);
+
+ emac_rx_disable(dev);
+ emac_tx_disable(dev);
+ out_be32(&p->iahr, (ndev->dev_addr[0] << 8) | ndev->dev_addr[1]);
+ out_be32(&p->ialr, (ndev->dev_addr[2] << 24) |
+ (ndev->dev_addr[3] << 16) | (ndev->dev_addr[4] << 8) |
+ ndev->dev_addr[5]);
+ emac_tx_enable(dev);
+ emac_rx_enable(dev);
+
+ mutex_unlock(&dev->link_lock);
+
+ return 0;
+}
+
static int emac_resize_rx_ring(struct emac_instance *dev, int new_mtu)
{
int rx_sync_size = emac_rx_sync_size(new_mtu);
@@ -2686,7 +2713,7 @@ static const struct net_device_ops emac_netdev_ops = {
.ndo_do_ioctl = emac_ioctl,
.ndo_tx_timeout = emac_tx_timeout,
.ndo_validate_addr = eth_validate_addr,
- .ndo_set_mac_address = eth_mac_addr,
+ .ndo_set_mac_address = emac_set_mac_address,
.ndo_start_xmit = emac_start_xmit,
.ndo_change_mtu = eth_change_mtu,
};
@@ -2699,7 +2726,7 @@ static const struct net_device_ops emac_gige_netdev_ops = {
.ndo_do_ioctl = emac_ioctl,
.ndo_tx_timeout = emac_tx_timeout,
.ndo_validate_addr = eth_validate_addr,
- .ndo_set_mac_address = eth_mac_addr,
+ .ndo_set_mac_address = emac_set_mac_address,
.ndo_start_xmit = emac_start_xmit_sg,
.ndo_change_mtu = emac_change_mtu,
};
--
2.7.4 (Apple Git-66)
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