[PATCH 03/11] tlan: Add ethtool support

Ondrej Zary
2014-06-30T16:41:40Z

Add basic ethtool support to tlan driver:
- driver info - link detect (this allows NetworkManager to detect carrier)
- EEPROM read

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
---
drivers/net/ethernet/ti/tlan.c | 37 +++++++++++++++++++++++++++++++++++++
drivers/net/ethernet/ti/tlan.h | 1 +
2 files changed, 38 insertions(+)

diff --git a/drivers/net/ethernet/ti/tlan.c b/drivers/net/ethernet/ti/tlan.c
index c75ad6b..ae9fece 100644
--- a/drivers/net/ethernet/ti/tlan.c
+++ b/drivers/net/ethernet/ti/tlan.c
@@ -779,7 +779,43 @@ static const struct net_device_ops tlan_netdev_ops = {
#endif
};

+static void tlan_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ struct tlan_priv *priv = netdev_priv(dev);
+
+ strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
+ if (priv->pci_dev)
+ strlcpy(info->bus_info, pci_name(priv->pci_dev),
+ sizeof(info->bus_info));
+ else
+ strlcpy(info->bus_info, "EISA", sizeof(info->bus_info));
+ info->eedump_len = TLAN_EEPROM_SIZE;
+}
+
+static int tlan_get_eeprom_len(struct net_device *dev)
+{
+ return TLAN_EEPROM_SIZE;
+}

+static int tlan_get_eeprom(struct net_device *dev,
+ struct ethtool_eeprom *eeprom, u8 *data)
+{
+ int i;
+
+ for (i = 0; i < TLAN_EEPROM_SIZE; i++)
+ if (tlan_ee_read_byte(dev, i, &data[i]))
+ return -EIO;
+
+ return 0;
+}
+
+static const struct ethtool_ops tlan_ethtool_ops = {
+ .get_drvinfo = tlan_get_drvinfo,
+ .get_link = ethtool_op_get_link,
+ .get_eeprom_len = tlan_get_eeprom_len,
+ .get_eeprom = tlan_get_eeprom,
+};

/***************************************************************
* tlan_init
@@ -842,6 +878,7 @@ static int tlan_init(struct net_device *dev)

/* Device methods */
dev->netdev_ops = &tlan_netdev_ops;
+ dev->ethtool_ops = &tlan_ethtool_ops;
dev->watchdog_timeo = TX_TIMEOUT;

return 0;
diff --git a/drivers/net/ethernet/ti/tlan.h b/drivers/net/ethernet/ti/tlan.h
index 4ced905..b6ceeba 100644
--- a/drivers/net/ethernet/ti/tlan.h
+++ b/drivers/net/ethernet/ti/tlan.h
@@ -240,6 +240,7 @@ struct tlan_priv {
#define TLAN_EEPROM_ACK 0
#define TLAN_EEPROM_STOP 1

+#define TLAN_EEPROM_SIZE 256

--
Ondrej Zary