/******************************************************************************
* mv_eth_tool_set_coalesce
* Description:
* ethtool set RX/TX coalesce parameters
* INPUT:
* netdev Network device structure pointer
* cmd Coalesce parameters
* OUTPUT
* None
* RETURN:
* 0 on success
*
*******************************************************************************/
int mv_eth_tool_set_coalesce(struct net_device *netdev,
struct ethtool_coalesce *cmd)
{
mv_eth_priv *priv = MV_ETH_PRIV(netdev);
if ((cmd->rx_coalesce_usecs == 0) ||
(cmd->tx_coalesce_usecs == 0)) {
/* coalesce usec=0 means that coalesce frames should be used,
* which is not permitted (unsupported) */
return -EPERM;
}
if ((cmd->rx_coalesce_usecs * 166 / 64 > 0x3FFF) ||
(cmd->tx_coalesce_usecs * 166 / 64 > 0x3FFF))
return -EINVAL;
/* Save values for mv_eth_start_internals() */
priv->rx_coal_usec = cmd->rx_coalesce_usecs;
priv->tx_coal_usec = cmd->tx_coalesce_usecs;
mvEthRxCoalSet (priv->hal_priv, cmd->rx_coalesce_usecs);
mvEthTxCoalSet (priv->hal_priv, cmd->tx_coalesce_usecs);
return 0;
}
void ethTxCoal(int port, int usec)
{
void* pHndl;
pHndl = mvEthPortHndlGet(port);
if(pHndl != NULL)
{
mvEthTxCoalSet(pHndl, usec);
}
}
/* Giga Port commands */
int run_port_com(const char *buffer) {
int scan_count;
void* port_hndl;
scan_count = sscanf(buffer, PORT_CMD_STRING, PORT_SCANF_LIST);
if( scan_count != PORT_LIST_LEN) {
printk("eth port command bad format %x != %x\n", scan_count, PORT_LIST_LEN );
return 1;
}
port_hndl = mvEthPortHndlGet(port);
if(port_hndl == NULL)
return 1;
switch(command) {
case COM_RX_COAL:
mvEthRxCoalSet(mvEthPortHndlGet(port), value);
break;
case COM_TX_COAL:
mvEthTxCoalSet(mvEthPortHndlGet(port), value);
break;
#ifdef ETH_MV_TX_EN
case COM_TX_EN:
if(value > CONFIG_MV_ETH_NUM_OF_RX_DESCR)
{
printk("Eth TX_EN command bad param: value=%d\n", value);
return 1;
}
eth_tx_en_config(port, value);
break;
#endif /* ETH_MV_TX_EN */
#if (MV_ETH_VERSION >= 4)
case COM_EJP_MODE:
mvEthEjpModeSet(mvEthPortHndlGet(port), value);
break;
#endif /* (MV_ETH_VERSION >= 4) */
case COM_TX_NOQUEUE:
mv_eth_set_noqueue(port, value);
break;
default:
printk(" Unknown port command \n");
}
return 0;
}
