diff options
| author | Mugunthan V N | 2014-07-22 19:55:07 +0200 |
|---|---|---|
| committer | David S. Miller | 2014-07-23 04:58:25 +0200 |
| commit | 52c4f0ec662bbf02f1b0bcb311a48af2c8e5ee89 (patch) | |
| tree | 64293c54add14d887ffcd6fa1313238f0085d2b5 /drivers/net/ethernet/ti/cpsw.c | |
| parent | dp83640: Fix receive timestamp race condition (diff) | |
| download | kernel-qcow2-linux-52c4f0ec662bbf02f1b0bcb311a48af2c8e5ee89.tar.gz kernel-qcow2-linux-52c4f0ec662bbf02f1b0bcb311a48af2c8e5ee89.tar.xz kernel-qcow2-linux-52c4f0ec662bbf02f1b0bcb311a48af2c8e5ee89.zip | |
drivers: net: cpsw: add support to dump ALE table via ethtool register dump
Add support to view addresses added by the driver and learnt by the
hardware from ALE table via ethtool register dump interface.
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ti/cpsw.c')
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index ae6379af5b4d..60f925df15e2 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -1675,14 +1675,34 @@ static const struct net_device_ops cpsw_netdev_ops = { .ndo_vlan_rx_kill_vid = cpsw_ndo_vlan_rx_kill_vid, }; +static int cpsw_get_regs_len(struct net_device *ndev) +{ + struct cpsw_priv *priv = netdev_priv(ndev); + + return priv->data.ale_entries * ALE_ENTRY_WORDS * sizeof(u32); +} + +static void cpsw_get_regs(struct net_device *ndev, + struct ethtool_regs *regs, void *p) +{ + struct cpsw_priv *priv = netdev_priv(ndev); + u32 *reg = p; + + /* update CPSW IP version */ + regs->version = priv->version; + + cpsw_ale_dump(priv->ale, reg); +} + static void cpsw_get_drvinfo(struct net_device *ndev, struct ethtool_drvinfo *info) { struct cpsw_priv *priv = netdev_priv(ndev); - strlcpy(info->driver, "TI CPSW Driver v1.0", sizeof(info->driver)); + strlcpy(info->driver, "cpsw", sizeof(info->driver)); strlcpy(info->version, "1.0", sizeof(info->version)); strlcpy(info->bus_info, priv->pdev->name, sizeof(info->bus_info)); + info->regdump_len = cpsw_get_regs_len(ndev); } static u32 cpsw_get_msglevel(struct net_device *ndev) @@ -1790,6 +1810,8 @@ static const struct ethtool_ops cpsw_ethtool_ops = { .get_ethtool_stats = cpsw_get_ethtool_stats, .get_wol = cpsw_get_wol, .set_wol = cpsw_set_wol, + .get_regs_len = cpsw_get_regs_len, + .get_regs = cpsw_get_regs, }; static void cpsw_slave_init(struct cpsw_slave *slave, struct cpsw_priv *priv, |