Commit 782bc00a authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller
Browse files

bnxt: implement ethtool standard stats 



Most of the names seem to strongly correlate with names from
the standard and RFC. Whether ..+good_frames are indeed Frames..OK
I'm the least sure of.

Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c1912ab0

drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c

+125 −0
Original line number Diff line number Diff line
@@ -3990,6 +3990,127 @@ void bnxt_ethtool_init(struct bnxt *bp) 
	mutex_unlock(&bp->hwrm_cmd_lock);

}



static void bnxt_get_eth_phy_stats(struct net_device *dev,

				   struct ethtool_eth_phy_stats *phy_stats)

{

	struct bnxt *bp = netdev_priv(dev);

	u64 *rx;



	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS_EXT))

		return;



	rx = bp->rx_port_stats_ext.sw_stats;

	phy_stats->SymbolErrorDuringCarrier =

		*(rx + BNXT_RX_STATS_EXT_OFFSET(rx_pcs_symbol_err));

}



static void bnxt_get_eth_mac_stats(struct net_device *dev,

				   struct ethtool_eth_mac_stats *mac_stats)

{

	struct bnxt *bp = netdev_priv(dev);

	u64 *rx, *tx;



	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))

		return;



	rx = bp->port_stats.sw_stats;

	tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8;



	mac_stats->FramesReceivedOK =

		BNXT_GET_RX_PORT_STATS64(rx, rx_good_frames);

	mac_stats->FramesTransmittedOK =

		BNXT_GET_TX_PORT_STATS64(tx, tx_good_frames);

}



static void bnxt_get_eth_ctrl_stats(struct net_device *dev,

				    struct ethtool_eth_ctrl_stats *ctrl_stats)

{

	struct bnxt *bp = netdev_priv(dev);

	u64 *rx;



	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))

		return;



	rx = bp->port_stats.sw_stats;

	ctrl_stats->MACControlFramesReceived =

		BNXT_GET_RX_PORT_STATS64(rx, rx_ctrl_frames);

}



static const struct ethtool_rmon_hist_range bnxt_rmon_ranges[] = {

	{    0,    64 },

	{   65,   127 },

	{  128,   255 },

	{  256,   511 },

	{  512,  1023 },

	{ 1024,  1518 },

	{ 1519,  2047 },

	{ 2048,  4095 },

	{ 4096,  9216 },

	{ 9217, 16383 },

	{}

};



static void bnxt_get_rmon_stats(struct net_device *dev,

				struct ethtool_rmon_stats *rmon_stats,

				const struct ethtool_rmon_hist_range **ranges)

{

	struct bnxt *bp = netdev_priv(dev);

	u64 *rx, *tx;



	if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))

		return;



	rx = bp->port_stats.sw_stats;

	tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8;



	rmon_stats->jabbers =

		BNXT_GET_RX_PORT_STATS64(rx, rx_jbr_frames);

	rmon_stats->oversize_pkts =

		BNXT_GET_RX_PORT_STATS64(rx, rx_ovrsz_frames);

	rmon_stats->undersize_pkts =

		BNXT_GET_RX_PORT_STATS64(rx, rx_undrsz_frames);



	rmon_stats->hist[0] = BNXT_GET_RX_PORT_STATS64(rx, rx_64b_frames);

	rmon_stats->hist[1] = BNXT_GET_RX_PORT_STATS64(rx, rx_65b_127b_frames);

	rmon_stats->hist[2] = BNXT_GET_RX_PORT_STATS64(rx, rx_128b_255b_frames);

	rmon_stats->hist[3] = BNXT_GET_RX_PORT_STATS64(rx, rx_256b_511b_frames);

	rmon_stats->hist[4] =

		BNXT_GET_RX_PORT_STATS64(rx, rx_512b_1023b_frames);

	rmon_stats->hist[5] =

		BNXT_GET_RX_PORT_STATS64(rx, rx_1024b_1518b_frames);

	rmon_stats->hist[6] =

		BNXT_GET_RX_PORT_STATS64(rx, rx_1519b_2047b_frames);

	rmon_stats->hist[7] =

		BNXT_GET_RX_PORT_STATS64(rx, rx_2048b_4095b_frames);

	rmon_stats->hist[8] =

		BNXT_GET_RX_PORT_STATS64(rx, rx_4096b_9216b_frames);

	rmon_stats->hist[9] =

		BNXT_GET_RX_PORT_STATS64(rx, rx_9217b_16383b_frames);



	rmon_stats->hist_tx[0] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_64b_frames);

	rmon_stats->hist_tx[1] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_65b_127b_frames);

	rmon_stats->hist_tx[2] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_128b_255b_frames);

	rmon_stats->hist_tx[3] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_256b_511b_frames);

	rmon_stats->hist_tx[4] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_512b_1023b_frames);

	rmon_stats->hist_tx[5] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_1024b_1518b_frames);

	rmon_stats->hist_tx[6] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_1519b_2047b_frames);

	rmon_stats->hist_tx[7] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_2048b_4095b_frames);

	rmon_stats->hist_tx[8] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_4096b_9216b_frames);

	rmon_stats->hist_tx[9] =

		BNXT_GET_TX_PORT_STATS64(tx, tx_9217b_16383b_frames);



	*ranges = bnxt_rmon_ranges;

}



void bnxt_ethtool_free(struct bnxt *bp)

{

	kfree(bp->test_info);
@@ -4049,4 +4170,8 @@ const struct ethtool_ops bnxt_ethtool_ops = { 
	.set_dump		= bnxt_set_dump,

	.get_dump_flag		= bnxt_get_dump_flag,

	.get_dump_data		= bnxt_get_dump_data,

	.get_eth_phy_stats	= bnxt_get_eth_phy_stats,

	.get_eth_mac_stats	= bnxt_get_eth_mac_stats,

	.get_eth_ctrl_stats	= bnxt_get_eth_ctrl_stats,

	.get_rmon_stats		= bnxt_get_rmon_stats,

};