skethtool.c

linux-2.6.15.6

	"tx_buffer_underrun_errors",	"tx_heartbeat_errors",
	"tx_window_errors",
};

static int getStatsCount(struct net_device *dev)
{
	return ARRAY_SIZE(StringsStats);
}

static void getStrings(struct net_device *dev, u32 stringset, u8 *data)
{
	switch(stringset) {
	case ETH_SS_STATS:
		memcpy(data, *StringsStats, sizeof(StringsStats));
		break;
	}
}

static void getEthtoolStats(struct net_device *dev,
			    struct ethtool_stats *stats, u64 *data)
{
	const DEV_NET	*pNet = netdev_priv(dev);
	const SK_AC *pAC = pNet->pAC;
	const SK_PNMI_STRUCT_DATA *pPnmiStruct = &pAC->PnmiStruct;

	*data++ = pPnmiStruct->Stat[0].StatRxOkCts;
	*data++ = pPnmiStruct->Stat[0].StatTxOkCts;
	*data++ = pPnmiStruct->Stat[0].StatRxOctetsOkCts;
	*data++ = pPnmiStruct->Stat[0].StatTxOctetsOkCts;
	*data++ = pPnmiStruct->InErrorsCts;
	*data++ = pPnmiStruct->Stat[0].StatTxSingleCollisionCts;
	*data++ = pPnmiStruct->RxNoBufCts;
	*data++ = pPnmiStruct->TxNoBufCts;
	*data++ = pPnmiStruct->Stat[0].StatRxMulticastOkCts;
	*data++ = pPnmiStruct->Stat[0].StatTxSingleCollisionCts;
	*data++ = pPnmiStruct->Stat[0].StatRxRuntCts;
	*data++ = pPnmiStruct->Stat[0].StatRxFifoOverflowCts;
	*data++ = pPnmiStruct->Stat[0].StatRxFcsCts;
	*data++ = pPnmiStruct->Stat[0].StatRxFramingCts;
	*data++ = pPnmiStruct->Stat[0].StatRxShortsCts;
	*data++ = pPnmiStruct->Stat[0].StatRxTooLongCts;
	*data++ = pPnmiStruct->Stat[0].StatRxCextCts;
	*data++ = pPnmiStruct->Stat[0].StatRxSymbolCts;
	*data++ = pPnmiStruct->Stat[0].StatRxIRLengthCts;
	*data++ = pPnmiStruct->Stat[0].StatRxCarrierCts;
	*data++ = pPnmiStruct->Stat[0].StatRxJabberCts;
	*data++ = pPnmiStruct->Stat[0].StatRxMissedCts;
	*data++ = pAC->stats.tx_aborted_errors;
	*data++ = pPnmiStruct->Stat[0].StatTxCarrierCts;
	*data++ = pPnmiStruct->Stat[0].StatTxFifoUnderrunCts;
	*data++ = pPnmiStruct->Stat[0].StatTxCarrierCts;
	*data++ = pAC->stats.tx_window_errors;
}


/*****************************************************************************
 *
 * 	toggleLeds - Changes the LED state of an adapter
 *
 * Description:
 *	This function changes the current state of all LEDs of an adapter so
 *	that it can be located by a user. 
 *
 * Returns:	N/A
 *
 */
static void toggleLeds(DEV_NET *pNet, int on)
{
	SK_AC *pAC = pNet->pAC;
	int port = pNet->PortNr;
	void __iomem *io = pAC->IoBase;

	if (pAC->GIni.GIGenesis) {
		SK_OUT8(io, MR_ADDR(port,LNK_LED_REG), 
			on ? SK_LNK_ON : SK_LNK_OFF);
		SkGeYellowLED(pAC, io, 
			      on ? (LED_ON >> 1) : (LED_OFF >> 1));
		SkGeXmitLED(pAC, io, MR_ADDR(port,RX_LED_INI),
			    on ? SK_LED_TST : SK_LED_DIS);

		if (pAC->GIni.GP[port].PhyType == SK_PHY_BCOM)
			SkXmPhyWrite(pAC, io, port, PHY_BCOM_P_EXT_CTRL, 
				     on ? PHY_B_PEC_LED_ON : PHY_B_PEC_LED_OFF);
		else if (pAC->GIni.GP[port].PhyType == SK_PHY_LONE)
			SkXmPhyWrite(pAC, io, port, PHY_LONE_LED_CFG,
				     on ? 0x0800 : PHY_L_LC_LEDT);
		else
			SkGeXmitLED(pAC, io, MR_ADDR(port,TX_LED_INI),
				    on ? SK_LED_TST : SK_LED_DIS);
	} else {
		const u16 YukLedOn = (PHY_M_LED_MO_DUP(MO_LED_ON)  |
				      PHY_M_LED_MO_10(MO_LED_ON)   |
				      PHY_M_LED_MO_100(MO_LED_ON)  |
				      PHY_M_LED_MO_1000(MO_LED_ON) | 
				      PHY_M_LED_MO_RX(MO_LED_ON));
		const u16  YukLedOff = (PHY_M_LED_MO_DUP(MO_LED_OFF)  |
					PHY_M_LED_MO_10(MO_LED_OFF)   |
					PHY_M_LED_MO_100(MO_LED_OFF)  |
					PHY_M_LED_MO_1000(MO_LED_OFF) | 
					PHY_M_LED_MO_RX(MO_LED_OFF));
	

		SkGmPhyWrite(pAC,io,port,PHY_MARV_LED_CTRL,0);
		SkGmPhyWrite(pAC,io,port,PHY_MARV_LED_OVER, 
			     on ? YukLedOn : YukLedOff);
	}
}

/*****************************************************************************
 *
 * 	skGeBlinkTimer - Changes the LED state of an adapter
 *
 * Description:
 *	This function changes the current state of all LEDs of an adapter so
 *	that it can be located by a user. If the requested time interval for
 *	this test has elapsed, this function cleans up everything that was 
 *	temporarily setup during the locate NIC test. This involves of course
 *	also closing or opening any adapter so that the initial board state 
 *	is recovered.
 *
 * Returns:	N/A
 *
 */
void SkGeBlinkTimer(unsigned long data)
{
	struct net_device *dev = (struct net_device *) data;
	DEV_NET *pNet = netdev_priv(dev);
	SK_AC *pAC = pNet->pAC;

	toggleLeds(pNet, pAC->LedsOn);

	pAC->LedsOn = !pAC->LedsOn;
	mod_timer(&pAC->BlinkTimer, jiffies + HZ/4);
}

/*****************************************************************************
 *
 * 	locateDevice - start the locate NIC feature of the elected adapter 
 *
 * Description:
 *	This function is used if the user want to locate a particular NIC.
 *	All LEDs are regularly switched on and off, so the NIC can easily
 *	be identified.
 *
 * Returns:	
 *	==0:	everything fine, no error, locateNIC test was started
 *	!=0:	one locateNIC test runs already
 *
 */
static int locateDevice(struct net_device *dev, u32 data)
{
	DEV_NET *pNet = netdev_priv(dev);
	SK_AC *pAC = pNet->pAC;

	if(!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
		data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);

	/* start blinking */
	pAC->LedsOn = 0;
	mod_timer(&pAC->BlinkTimer, jiffies);
	msleep_interruptible(data * 1000);
	del_timer_sync(&pAC->BlinkTimer);
	toggleLeds(pNet, 0);

	return 0;
}

/*****************************************************************************
 *
 * 	getPauseParams - retrieves the pause parameters
 *
 * Description:
 *	All current pause parameters of a selected adapter are placed 
 *	in the passed ethtool_pauseparam structure and are returned.
 *
 * Returns:	N/A
 *
 */
static void getPauseParams(struct net_device *dev, struct ethtool_pauseparam *epause) 
{
	DEV_NET	*pNet = netdev_priv(dev);
	SK_AC *pAC = pNet->pAC;
	SK_GEPORT *pPort = &pAC->GIni.GP[pNet->PortNr];

	epause->rx_pause = (pPort->PFlowCtrlMode == SK_FLOW_MODE_SYMMETRIC) ||
		  (pPort->PFlowCtrlMode == SK_FLOW_MODE_SYM_OR_REM);

	epause->tx_pause = epause->rx_pause || (pPort->PFlowCtrlMode == SK_FLOW_MODE_LOC_SEND);
	epause->autoneg = epause->rx_pause || epause->tx_pause;
}

/*****************************************************************************
 *
 *	setPauseParams - configures the pause parameters of an adapter
 *
 * Description:
 *	This function sets the Rx or Tx pause parameters 
 *
 * Returns:
 *	==0:	everything fine, no error
 *	!=0:	the return value is the error code of the failure 
 */
static int setPauseParams(struct net_device *dev , struct ethtool_pauseparam *epause)
{
	DEV_NET	*pNet = netdev_priv(dev);
	SK_AC *pAC = pNet->pAC;
	SK_GEPORT *pPort = &pAC->GIni.GP[pNet->PortNr];
	u32	instance = pnmiInstance(pNet);
	struct ethtool_pauseparam old;
	u8	oldspeed = pPort->PLinkSpeedUsed;
	char	buf[4];
	int	len = 1;
	int ret;

	/*
	** we have to determine the current settings to see if 
	** the operator requested any modification of the flow 
	** control parameters...
	*/
	getPauseParams(dev, &old);

	/*
	** perform modifications regarding the changes 
	** requested by the operator
	*/
	if (epause->autoneg != old.autoneg) 
		*buf = epause->autoneg ? SK_FLOW_MODE_NONE : SK_FLOW_MODE_SYMMETRIC;
	else {
		if (epause->rx_pause && epause->tx_pause) 
			*buf = SK_FLOW_MODE_SYMMETRIC;
		else if (epause->rx_pause && !epause->tx_pause)
			*buf =  SK_FLOW_MODE_SYM_OR_REM;
		else if (!epause->rx_pause && epause->tx_pause)
			*buf =  SK_FLOW_MODE_LOC_SEND;
		else
			*buf = SK_FLOW_MODE_NONE;
	}

	ret = SkPnmiSetVar(pAC, pAC->IoBase, OID_SKGE_FLOWCTRL_MODE,
			 &buf, &len, instance, pNet->NetNr);

	if (ret != SK_PNMI_ERR_OK) {
		SK_DBG_MSG(NULL, SK_DBGMOD_DRV, SK_DBGCAT_CTRL,
			   ("ethtool (sk98lin): error changing rx/tx pause (%i)\n", ret));
		goto err;
	}

	/*
	** It may be that autoneg has been disabled! Therefore
	** set the speed to the previously used value...
	*/
	if (!epause->autoneg) {
		len = 1;
		ret = SkPnmiSetVar(pAC, pAC->IoBase, OID_SKGE_SPEED_MODE, 
				   &oldspeed, &len, instance, pNet->NetNr);
		if (ret != SK_PNMI_ERR_OK) 
			SK_DBG_MSG(NULL, SK_DBGMOD_DRV, SK_DBGCAT_CTRL,
				   ("ethtool (sk98lin): error setting speed (%i)\n", ret));
	}
 err:
        return ret ? -EIO : 0;
}

struct ethtool_ops SkGeEthtoolOps = {
	.get_settings		= getSettings,
	.set_settings		= setSettings,
	.get_drvinfo		= getDriverInfo,
	.get_strings		= getStrings,
	.get_stats_count	= getStatsCount,
	.get_ethtool_stats	= getEthtoolStats,
	.phys_id		= locateDevice,
	.get_pauseparam		= getPauseParams,
	.set_pauseparam		= setPauseParams,
	.get_link		= ethtool_op_get_link,
	.get_perm_addr		= ethtool_op_get_perm_addr,
};