diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c')
-rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index 32aa88f..263950c 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -1381,12 +1381,28 @@ static int bnx2x_nvram_read32(struct bnx2x *bp, u32 offset, u32 *buf, return rc; } +static bool bnx2x_is_nvm_accessible(struct bnx2x *bp) +{ + int rc = 1; + u16 pm = 0; + struct net_device *dev = pci_get_drvdata(bp->pdev); + + if (bp->pm_cap) + rc = pci_read_config_word(bp->pdev, + bp->pm_cap + PCI_PM_CTRL, &pm); + + if ((rc && !netif_running(dev)) || (!rc && ((pm & PCI_D0) != PCI_D0))) + return false; + + return true; +} + static int bnx2x_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *eebuf) { struct bnx2x *bp = netdev_priv(dev); - if (!netif_running(dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; @@ -1411,7 +1427,7 @@ static int bnx2x_get_module_eeprom(struct net_device *dev, u8 *user_data = data; unsigned int start_addr = ee->offset, xfer_size = 0; - if (!netif_running(dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; @@ -1474,7 +1490,7 @@ static int bnx2x_get_module_info(struct net_device *dev, int phy_idx, rc; u8 sff8472_comp, diag_type; - if (!netif_running(dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; @@ -1676,7 +1692,8 @@ static int bnx2x_set_eeprom(struct net_device *dev, int port = BP_PORT(bp); int rc = 0; u32 ext_phy_config; - if (!netif_running(dev)) { + + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; @@ -2173,7 +2190,7 @@ static int bnx2x_test_registers(struct bnx2x *bp) { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 } }; - if (!netif_running(bp->dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return rc; @@ -2277,7 +2294,7 @@ static int bnx2x_test_memory(struct bnx2x *bp) { NULL, 0xffffffff, {0, 0, 0, 0} } }; - if (!netif_running(bp->dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return rc; @@ -3140,7 +3157,7 @@ static int bnx2x_set_phys_id(struct net_device *dev, { struct bnx2x *bp = netdev_priv(dev); - if (!netif_running(dev)) { + if (!bnx2x_is_nvm_accessible(bp)) { DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "cannot access eeprom when the interface is down\n"); return -EAGAIN; |