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| author | Raju Lakkaraju <Raju.Lakkaraju@microchip.com> | 2022-03-17 16:13:06 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-03-18 12:53:23 +0000 |
| commit | bc1962e52333810c18ba7c2319784366d1eb3969 (patch) | |
| tree | 58a8a5b1715f92ebd7d1715640ce8ad3157ed608 /drivers/net/ethernet/microchip | |
| parent | 5edce151386e90267c1713bea682fce31e5ceb09 (diff) | |
| download | linux-bc1962e52333810c18ba7c2319784366d1eb3969.tar.gz linux-bc1962e52333810c18ba7c2319784366d1eb3969.tar.bz2 linux-bc1962e52333810c18ba7c2319784366d1eb3969.zip | |
net: lan743x: Add support to display Tx Queue statistics
Tx 4 queue statistics display through ethtool application
Signed-off-by: Raju Lakkaraju <Raju.Lakkaraju@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/microchip')
| -rw-r--r-- | drivers/net/ethernet/microchip/lan743x_ethtool.c | 31 | ||||
| -rw-r--r-- | drivers/net/ethernet/microchip/lan743x_main.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/microchip/lan743x_main.h | 1 |
3 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/ethernet/microchip/lan743x_ethtool.c b/drivers/net/ethernet/microchip/lan743x_ethtool.c index 5f1e7b8bad4f..d13d284cdaea 100644 --- a/drivers/net/ethernet/microchip/lan743x_ethtool.c +++ b/drivers/net/ethernet/microchip/lan743x_ethtool.c @@ -365,6 +365,14 @@ static const char lan743x_set1_sw_cnt_strings[][ETH_GSTRING_LEN] = { "RX Queue 3 Frames", }; +static const char lan743x_tx_queue_cnt_strings[][ETH_GSTRING_LEN] = { + "TX Queue 0 Frames", + "TX Queue 1 Frames", + "TX Queue 2 Frames", + "TX Queue 3 Frames", + "TX Total Queue Frames", +}; + static const char lan743x_set2_hw_cnt_strings[][ETH_GSTRING_LEN] = { "RX Total Frames", "EEE RX LPI Transitions", @@ -462,6 +470,8 @@ static const char lan743x_priv_flags_strings[][ETH_GSTRING_LEN] = { static void lan743x_ethtool_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { + struct lan743x_adapter *adapter = netdev_priv(netdev); + switch (stringset) { case ETH_SS_STATS: memcpy(data, lan743x_set0_hw_cnt_strings, @@ -473,6 +483,13 @@ static void lan743x_ethtool_get_strings(struct net_device *netdev, sizeof(lan743x_set1_sw_cnt_strings)], lan743x_set2_hw_cnt_strings, sizeof(lan743x_set2_hw_cnt_strings)); + if (adapter->is_pci11x1x) { + memcpy(&data[sizeof(lan743x_set0_hw_cnt_strings) + + sizeof(lan743x_set1_sw_cnt_strings) + + sizeof(lan743x_set2_hw_cnt_strings)], + lan743x_tx_queue_cnt_strings, + sizeof(lan743x_tx_queue_cnt_strings)); + } break; case ETH_SS_PRIV_FLAGS: memcpy(data, lan743x_priv_flags_strings, @@ -486,7 +503,9 @@ static void lan743x_ethtool_get_ethtool_stats(struct net_device *netdev, u64 *data) { struct lan743x_adapter *adapter = netdev_priv(netdev); + u64 total_queue_count = 0; int data_index = 0; + u64 pkt_cnt; u32 buf; int i; @@ -500,6 +519,14 @@ static void lan743x_ethtool_get_ethtool_stats(struct net_device *netdev, buf = lan743x_csr_read(adapter, lan743x_set2_hw_cnt_addr[i]); data[data_index++] = (u64)buf; } + if (adapter->is_pci11x1x) { + for (i = 0; i < ARRAY_SIZE(adapter->tx); i++) { + pkt_cnt = (u64)(adapter->tx[i].frame_count); + data[data_index++] = pkt_cnt; + total_queue_count += pkt_cnt; + } + data[data_index++] = total_queue_count; + } } static u32 lan743x_ethtool_get_priv_flags(struct net_device *netdev) @@ -520,6 +547,8 @@ static int lan743x_ethtool_set_priv_flags(struct net_device *netdev, u32 flags) static int lan743x_ethtool_get_sset_count(struct net_device *netdev, int sset) { + struct lan743x_adapter *adapter = netdev_priv(netdev); + switch (sset) { case ETH_SS_STATS: { @@ -528,6 +557,8 @@ static int lan743x_ethtool_get_sset_count(struct net_device *netdev, int sset) ret = ARRAY_SIZE(lan743x_set0_hw_cnt_strings); ret += ARRAY_SIZE(lan743x_set1_sw_cnt_strings); ret += ARRAY_SIZE(lan743x_set2_hw_cnt_strings); + if (adapter->is_pci11x1x) + ret += ARRAY_SIZE(lan743x_tx_queue_cnt_strings); return ret; } case ETH_SS_PRIV_FLAGS: diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index 5282d25a6f9b..7ace3ed35778 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -1776,6 +1776,7 @@ static netdev_tx_t lan743x_tx_xmit_frame(struct lan743x_tx *tx, dev_kfree_skb_irq(skb); goto unlock; } + tx->frame_count++; if (gso) lan743x_tx_frame_add_lso(tx, frame_length, nr_frags); diff --git a/drivers/net/ethernet/microchip/lan743x_main.h b/drivers/net/ethernet/microchip/lan743x_main.h index 2c8e76b4e1f7..bca9f105900c 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.h +++ b/drivers/net/ethernet/microchip/lan743x_main.h @@ -715,6 +715,7 @@ struct lan743x_tx { int last_tail; struct napi_struct napi; + u32 frame_count; struct sk_buff *overflow_skb; }; |