diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/skge.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/drivers/net/skge.c b/drivers/net/skge.c index eea75a401b0..8fecf1b817f 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -3275,24 +3275,30 @@ static int skge_set_mac_address(struct net_device *dev, void *p) struct skge_hw *hw = skge->hw; unsigned port = skge->port; const struct sockaddr *addr = p; + u16 ctrl; if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; - mutex_lock(&hw->phy_mutex); memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); - memcpy_toio(hw->regs + B2_MAC_1 + port*8, - dev->dev_addr, ETH_ALEN); - memcpy_toio(hw->regs + B2_MAC_2 + port*8, - dev->dev_addr, ETH_ALEN); - if (hw->chip_id == CHIP_ID_GENESIS) - xm_outaddr(hw, port, XM_SA, dev->dev_addr); - else { - gma_set_addr(hw, port, GM_SRC_ADDR_1L, dev->dev_addr); - gma_set_addr(hw, port, GM_SRC_ADDR_2L, dev->dev_addr); + /* disable Rx */ + ctrl = gma_read16(hw, port, GM_GP_CTRL); + gma_write16(hw, port, GM_GP_CTRL, ctrl & ~GM_GPCR_RX_ENA); + + memcpy_toio(hw->regs + B2_MAC_1 + port*8, dev->dev_addr, ETH_ALEN); + memcpy_toio(hw->regs + B2_MAC_2 + port*8, dev->dev_addr, ETH_ALEN); + + if (netif_running(dev)) { + if (hw->chip_id == CHIP_ID_GENESIS) + xm_outaddr(hw, port, XM_SA, dev->dev_addr); + else { + gma_set_addr(hw, port, GM_SRC_ADDR_1L, dev->dev_addr); + gma_set_addr(hw, port, GM_SRC_ADDR_2L, dev->dev_addr); + } } - mutex_unlock(&hw->phy_mutex); + + gma_write16(hw, port, GM_GP_CTRL, ctrl); return 0; } |