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lan743x: Add support for ethtool statistics

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Implement ethtool statistics

Signed-off-by: Bryan Whitehead <Bryan.Whitehead@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bryan Whitehead 2018-07-23 16:16:28 -04:00 committed by David S. Miller
parent 63b92a91a4
commit 8114e8a2f1
3 changed files with 214 additions and 3 deletions
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180
drivers/net/ethernet/microchip/lan743x_ethtool.c
View File

@ -17,10 +17,190 @@ static void lan743x_ethtool_get_drvinfo(struct net_device *netdev,
pci_name(adapter->pdev), sizeof(info->bus_info));
}
static const char lan743x_set0_hw_cnt_strings[][ETH_GSTRING_LEN] = {
"RX FCS Errors",
"RX Alignment Errors",
"Rx Fragment Errors",
"RX Jabber Errors",
"RX Undersize Frame Errors",
"RX Oversize Frame Errors",
"RX Dropped Frames",
"RX Unicast Byte Count",
"RX Broadcast Byte Count",
"RX Multicast Byte Count",
"RX Unicast Frames",
"RX Broadcast Frames",
"RX Multicast Frames",
"RX Pause Frames",
"RX 64 Byte Frames",
"RX 65 - 127 Byte Frames",
"RX 128 - 255 Byte Frames",
"RX 256 - 511 Bytes Frames",
"RX 512 - 1023 Byte Frames",
"RX 1024 - 1518 Byte Frames",
"RX Greater 1518 Byte Frames",
};
static const char lan743x_set1_sw_cnt_strings[][ETH_GSTRING_LEN] = {
"RX Queue 0 Frames",
"RX Queue 1 Frames",
"RX Queue 2 Frames",
"RX Queue 3 Frames",
};
static const char lan743x_set2_hw_cnt_strings[][ETH_GSTRING_LEN] = {
"RX Total Frames",
"EEE RX LPI Transitions",
"EEE RX LPI Time",
"RX Counter Rollover Status",
"TX FCS Errors",
"TX Excess Deferral Errors",
"TX Carrier Errors",
"TX Bad Byte Count",
"TX Single Collisions",
"TX Multiple Collisions",
"TX Excessive Collision",
"TX Late Collisions",
"TX Unicast Byte Count",
"TX Broadcast Byte Count",
"TX Multicast Byte Count",
"TX Unicast Frames",
"TX Broadcast Frames",
"TX Multicast Frames",
"TX Pause Frames",
"TX 64 Byte Frames",
"TX 65 - 127 Byte Frames",
"TX 128 - 255 Byte Frames",
"TX 256 - 511 Bytes Frames",
"TX 512 - 1023 Byte Frames",
"TX 1024 - 1518 Byte Frames",
"TX Greater 1518 Byte Frames",
"TX Total Frames",
"EEE TX LPI Transitions",
"EEE TX LPI Time",
"TX Counter Rollover Status",
};
static const u32 lan743x_set0_hw_cnt_addr[] = {
STAT_RX_FCS_ERRORS,
STAT_RX_ALIGNMENT_ERRORS,
STAT_RX_FRAGMENT_ERRORS,
STAT_RX_JABBER_ERRORS,
STAT_RX_UNDERSIZE_FRAME_ERRORS,
STAT_RX_OVERSIZE_FRAME_ERRORS,
STAT_RX_DROPPED_FRAMES,
STAT_RX_UNICAST_BYTE_COUNT,
STAT_RX_BROADCAST_BYTE_COUNT,
STAT_RX_MULTICAST_BYTE_COUNT,
STAT_RX_UNICAST_FRAMES,
STAT_RX_BROADCAST_FRAMES,
STAT_RX_MULTICAST_FRAMES,
STAT_RX_PAUSE_FRAMES,
STAT_RX_64_BYTE_FRAMES,
STAT_RX_65_127_BYTE_FRAMES,
STAT_RX_128_255_BYTE_FRAMES,
STAT_RX_256_511_BYTES_FRAMES,
STAT_RX_512_1023_BYTE_FRAMES,
STAT_RX_1024_1518_BYTE_FRAMES,
STAT_RX_GREATER_1518_BYTE_FRAMES,
};
static const u32 lan743x_set2_hw_cnt_addr[] = {
STAT_RX_TOTAL_FRAMES,
STAT_EEE_RX_LPI_TRANSITIONS,
STAT_EEE_RX_LPI_TIME,
STAT_RX_COUNTER_ROLLOVER_STATUS,
STAT_TX_FCS_ERRORS,
STAT_TX_EXCESS_DEFERRAL_ERRORS,
STAT_TX_CARRIER_ERRORS,
STAT_TX_BAD_BYTE_COUNT,
STAT_TX_SINGLE_COLLISIONS,
STAT_TX_MULTIPLE_COLLISIONS,
STAT_TX_EXCESSIVE_COLLISION,
STAT_TX_LATE_COLLISIONS,
STAT_TX_UNICAST_BYTE_COUNT,
STAT_TX_BROADCAST_BYTE_COUNT,
STAT_TX_MULTICAST_BYTE_COUNT,
STAT_TX_UNICAST_FRAMES,
STAT_TX_BROADCAST_FRAMES,
STAT_TX_MULTICAST_FRAMES,
STAT_TX_PAUSE_FRAMES,
STAT_TX_64_BYTE_FRAMES,
STAT_TX_65_127_BYTE_FRAMES,
STAT_TX_128_255_BYTE_FRAMES,
STAT_TX_256_511_BYTES_FRAMES,
STAT_TX_512_1023_BYTE_FRAMES,
STAT_TX_1024_1518_BYTE_FRAMES,
STAT_TX_GREATER_1518_BYTE_FRAMES,
STAT_TX_TOTAL_FRAMES,
STAT_EEE_TX_LPI_TRANSITIONS,
STAT_EEE_TX_LPI_TIME,
STAT_TX_COUNTER_ROLLOVER_STATUS
};
static void lan743x_ethtool_get_strings(struct net_device *netdev,
u32 stringset, u8 *data)
{
switch (stringset) {
case ETH_SS_STATS:
memcpy(data, lan743x_set0_hw_cnt_strings,
sizeof(lan743x_set0_hw_cnt_strings));
memcpy(&data[sizeof(lan743x_set0_hw_cnt_strings)],
lan743x_set1_sw_cnt_strings,
sizeof(lan743x_set1_sw_cnt_strings));
memcpy(&data[sizeof(lan743x_set0_hw_cnt_strings) +
sizeof(lan743x_set1_sw_cnt_strings)],
lan743x_set2_hw_cnt_strings,
sizeof(lan743x_set2_hw_cnt_strings));
break;
}
}
static void lan743x_ethtool_get_ethtool_stats(struct net_device *netdev,
struct ethtool_stats *stats,
u64 *data)
{
struct lan743x_adapter *adapter = netdev_priv(netdev);
int data_index = 0;
u32 buf;
int i;
for (i = 0; i < ARRAY_SIZE(lan743x_set0_hw_cnt_addr); i++) {
buf = lan743x_csr_read(adapter, lan743x_set0_hw_cnt_addr[i]);
data[data_index++] = (u64)buf;
}
for (i = 0; i < ARRAY_SIZE(adapter->rx); i++)
data[data_index++] = (u64)(adapter->rx[i].frame_count);
for (i = 0; i < ARRAY_SIZE(lan743x_set2_hw_cnt_addr); i++) {
buf = lan743x_csr_read(adapter, lan743x_set2_hw_cnt_addr[i]);
data[data_index++] = (u64)buf;
}
}
static int lan743x_ethtool_get_sset_count(struct net_device *netdev, int sset)
{
switch (sset) {
case ETH_SS_STATS:
{
int ret;
ret = ARRAY_SIZE(lan743x_set0_hw_cnt_strings);
ret += ARRAY_SIZE(lan743x_set1_sw_cnt_strings);
ret += ARRAY_SIZE(lan743x_set2_hw_cnt_strings);
return ret;
}
default:
return -EOPNOTSUPP;
}
}
const struct ethtool_ops lan743x_ethtool_ops = {
.get_drvinfo = lan743x_ethtool_get_drvinfo,
.get_link = ethtool_op_get_link,
.get_strings = lan743x_ethtool_get_strings,
.get_ethtool_stats = lan743x_ethtool_get_ethtool_stats,
.get_sset_count = lan743x_ethtool_get_sset_count,
.get_link_ksettings = phy_ethtool_get_link_ksettings,
.set_link_ksettings = phy_ethtool_set_link_ksettings,
};

6
drivers/net/ethernet/microchip/lan743x_main.c
View File

@ -54,13 +54,13 @@ return_error:
return ret;
}
static u32 lan743x_csr_read(struct lan743x_adapter *adapter, int offset)
u32 lan743x_csr_read(struct lan743x_adapter *adapter, int offset)
{
return ioread32(&adapter->csr.csr_address[offset]);
}
static void lan743x_csr_write(struct lan743x_adapter *adapter, int offset,
u32 data)
void lan743x_csr_write(struct lan743x_adapter *adapter, int offset,
u32 data)
{
iowrite32(data, &adapter->csr.csr_address[offset]);
}

31
drivers/net/ethernet/microchip/lan743x_main.h
View File

@ -291,6 +291,7 @@
/* MAC statistics registers */
#define STAT_RX_FCS_ERRORS (0x1200)
#define STAT_RX_ALIGNMENT_ERRORS (0x1204)
#define STAT_RX_FRAGMENT_ERRORS (0x1208)
#define STAT_RX_JABBER_ERRORS (0x120C)
#define STAT_RX_UNDERSIZE_FRAME_ERRORS (0x1210)
#define STAT_RX_OVERSIZE_FRAME_ERRORS (0x1214)
@ -298,12 +299,26 @@
#define STAT_RX_UNICAST_BYTE_COUNT (0x121C)
#define STAT_RX_BROADCAST_BYTE_COUNT (0x1220)
#define STAT_RX_MULTICAST_BYTE_COUNT (0x1224)
#define STAT_RX_UNICAST_FRAMES (0x1228)
#define STAT_RX_BROADCAST_FRAMES (0x122C)
#define STAT_RX_MULTICAST_FRAMES (0x1230)
#define STAT_RX_PAUSE_FRAMES (0x1234)
#define STAT_RX_64_BYTE_FRAMES (0x1238)
#define STAT_RX_65_127_BYTE_FRAMES (0x123C)
#define STAT_RX_128_255_BYTE_FRAMES (0x1240)
#define STAT_RX_256_511_BYTES_FRAMES (0x1244)
#define STAT_RX_512_1023_BYTE_FRAMES (0x1248)
#define STAT_RX_1024_1518_BYTE_FRAMES (0x124C)
#define STAT_RX_GREATER_1518_BYTE_FRAMES (0x1250)
#define STAT_RX_TOTAL_FRAMES (0x1254)
#define STAT_EEE_RX_LPI_TRANSITIONS (0x1258)
#define STAT_EEE_RX_LPI_TIME (0x125C)
#define STAT_RX_COUNTER_ROLLOVER_STATUS (0x127C)
#define STAT_TX_FCS_ERRORS (0x1280)
#define STAT_TX_EXCESS_DEFERRAL_ERRORS (0x1284)
#define STAT_TX_CARRIER_ERRORS (0x1288)
#define STAT_TX_BAD_BYTE_COUNT (0x128C)
#define STAT_TX_SINGLE_COLLISIONS (0x1290)
#define STAT_TX_MULTIPLE_COLLISIONS (0x1294)
#define STAT_TX_EXCESSIVE_COLLISION (0x1298)
@ -311,8 +326,21 @@
#define STAT_TX_UNICAST_BYTE_COUNT (0x12A0)
#define STAT_TX_BROADCAST_BYTE_COUNT (0x12A4)
#define STAT_TX_MULTICAST_BYTE_COUNT (0x12A8)
#define STAT_TX_UNICAST_FRAMES (0x12AC)
#define STAT_TX_BROADCAST_FRAMES (0x12B0)
#define STAT_TX_MULTICAST_FRAMES (0x12B4)
#define STAT_TX_PAUSE_FRAMES (0x12B8)
#define STAT_TX_64_BYTE_FRAMES (0x12BC)
#define STAT_TX_65_127_BYTE_FRAMES (0x12C0)
#define STAT_TX_128_255_BYTE_FRAMES (0x12C4)
#define STAT_TX_256_511_BYTES_FRAMES (0x12C8)
#define STAT_TX_512_1023_BYTE_FRAMES (0x12CC)
#define STAT_TX_1024_1518_BYTE_FRAMES (0x12D0)
#define STAT_TX_GREATER_1518_BYTE_FRAMES (0x12D4)
#define STAT_TX_TOTAL_FRAMES (0x12D8)
#define STAT_EEE_TX_LPI_TRANSITIONS (0x12DC)
#define STAT_EEE_TX_LPI_TIME (0x12E0)
#define STAT_TX_COUNTER_ROLLOVER_STATUS (0x12FC)
/* End of Register definitions */
@ -594,4 +622,7 @@ struct lan743x_rx_buffer_info {
#define RX_PROCESS_RESULT_PACKET_RECEIVED (1)
#define RX_PROCESS_RESULT_PACKET_DROPPED (2)
u32 lan743x_csr_read(struct lan743x_adapter *adapter, int offset);
void lan743x_csr_write(struct lan743x_adapter *adapter, int offset, u32 data);
#endif /* _LAN743X_H */