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linuxdebug/drivers/net/ethernet/microchip/lan966x/lan966x_ethtool.c

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// SPDX-License-Identifier: GPL-2.0+
#include <linux/netdevice.h>
#include "lan966x_main.h"
/* Number of traffic classes */
#define LAN966X_NUM_TC 8
#define LAN966X_STATS_CHECK_DELAY (2 * HZ)
static const struct lan966x_stat_layout lan966x_stats_layout[] = {
{ .name = "rx_octets", .offset = 0x00, },
{ .name = "rx_unicast", .offset = 0x01, },
{ .name = "rx_multicast", .offset = 0x02 },
{ .name = "rx_broadcast", .offset = 0x03 },
{ .name = "rx_short", .offset = 0x04 },
{ .name = "rx_frag", .offset = 0x05 },
{ .name = "rx_jabber", .offset = 0x06 },
{ .name = "rx_crc", .offset = 0x07 },
{ .name = "rx_symbol_err", .offset = 0x08 },
{ .name = "rx_sz_64", .offset = 0x09 },
{ .name = "rx_sz_65_127", .offset = 0x0a},
{ .name = "rx_sz_128_255", .offset = 0x0b},
{ .name = "rx_sz_256_511", .offset = 0x0c },
{ .name = "rx_sz_512_1023", .offset = 0x0d },
{ .name = "rx_sz_1024_1526", .offset = 0x0e },
{ .name = "rx_sz_jumbo", .offset = 0x0f },
{ .name = "rx_pause", .offset = 0x10 },
{ .name = "rx_control", .offset = 0x11 },
{ .name = "rx_long", .offset = 0x12 },
{ .name = "rx_cat_drop", .offset = 0x13 },
{ .name = "rx_red_prio_0", .offset = 0x14 },
{ .name = "rx_red_prio_1", .offset = 0x15 },
{ .name = "rx_red_prio_2", .offset = 0x16 },
{ .name = "rx_red_prio_3", .offset = 0x17 },
{ .name = "rx_red_prio_4", .offset = 0x18 },
{ .name = "rx_red_prio_5", .offset = 0x19 },
{ .name = "rx_red_prio_6", .offset = 0x1a },
{ .name = "rx_red_prio_7", .offset = 0x1b },
{ .name = "rx_yellow_prio_0", .offset = 0x1c },
{ .name = "rx_yellow_prio_1", .offset = 0x1d },
{ .name = "rx_yellow_prio_2", .offset = 0x1e },
{ .name = "rx_yellow_prio_3", .offset = 0x1f },
{ .name = "rx_yellow_prio_4", .offset = 0x20 },
{ .name = "rx_yellow_prio_5", .offset = 0x21 },
{ .name = "rx_yellow_prio_6", .offset = 0x22 },
{ .name = "rx_yellow_prio_7", .offset = 0x23 },
{ .name = "rx_green_prio_0", .offset = 0x24 },
{ .name = "rx_green_prio_1", .offset = 0x25 },
{ .name = "rx_green_prio_2", .offset = 0x26 },
{ .name = "rx_green_prio_3", .offset = 0x27 },
{ .name = "rx_green_prio_4", .offset = 0x28 },
{ .name = "rx_green_prio_5", .offset = 0x29 },
{ .name = "rx_green_prio_6", .offset = 0x2a },
{ .name = "rx_green_prio_7", .offset = 0x2b },
{ .name = "rx_assembly_err", .offset = 0x2c },
{ .name = "rx_smd_err", .offset = 0x2d },
{ .name = "rx_assembly_ok", .offset = 0x2e },
{ .name = "rx_merge_frag", .offset = 0x2f },
{ .name = "rx_pmac_octets", .offset = 0x30, },
{ .name = "rx_pmac_unicast", .offset = 0x31, },
{ .name = "rx_pmac_multicast", .offset = 0x32 },
{ .name = "rx_pmac_broadcast", .offset = 0x33 },
{ .name = "rx_pmac_short", .offset = 0x34 },
{ .name = "rx_pmac_frag", .offset = 0x35 },
{ .name = "rx_pmac_jabber", .offset = 0x36 },
{ .name = "rx_pmac_crc", .offset = 0x37 },
{ .name = "rx_pmac_symbol_err", .offset = 0x38 },
{ .name = "rx_pmac_sz_64", .offset = 0x39 },
{ .name = "rx_pmac_sz_65_127", .offset = 0x3a },
{ .name = "rx_pmac_sz_128_255", .offset = 0x3b },
{ .name = "rx_pmac_sz_256_511", .offset = 0x3c },
{ .name = "rx_pmac_sz_512_1023", .offset = 0x3d },
{ .name = "rx_pmac_sz_1024_1526", .offset = 0x3e },
{ .name = "rx_pmac_sz_jumbo", .offset = 0x3f },
{ .name = "rx_pmac_pause", .offset = 0x40 },
{ .name = "rx_pmac_control", .offset = 0x41 },
{ .name = "rx_pmac_long", .offset = 0x42 },
{ .name = "tx_octets", .offset = 0x80, },
{ .name = "tx_unicast", .offset = 0x81, },
{ .name = "tx_multicast", .offset = 0x82 },
{ .name = "tx_broadcast", .offset = 0x83 },
{ .name = "tx_col", .offset = 0x84 },
{ .name = "tx_drop", .offset = 0x85 },
{ .name = "tx_pause", .offset = 0x86 },
{ .name = "tx_sz_64", .offset = 0x87 },
{ .name = "tx_sz_65_127", .offset = 0x88 },
{ .name = "tx_sz_128_255", .offset = 0x89 },
{ .name = "tx_sz_256_511", .offset = 0x8a },
{ .name = "tx_sz_512_1023", .offset = 0x8b },
{ .name = "tx_sz_1024_1526", .offset = 0x8c },
{ .name = "tx_sz_jumbo", .offset = 0x8d },
{ .name = "tx_yellow_prio_0", .offset = 0x8e },
{ .name = "tx_yellow_prio_1", .offset = 0x8f },
{ .name = "tx_yellow_prio_2", .offset = 0x90 },
{ .name = "tx_yellow_prio_3", .offset = 0x91 },
{ .name = "tx_yellow_prio_4", .offset = 0x92 },
{ .name = "tx_yellow_prio_5", .offset = 0x93 },
{ .name = "tx_yellow_prio_6", .offset = 0x94 },
{ .name = "tx_yellow_prio_7", .offset = 0x95 },
{ .name = "tx_green_prio_0", .offset = 0x96 },
{ .name = "tx_green_prio_1", .offset = 0x97 },
{ .name = "tx_green_prio_2", .offset = 0x98 },
{ .name = "tx_green_prio_3", .offset = 0x99 },
{ .name = "tx_green_prio_4", .offset = 0x9a },
{ .name = "tx_green_prio_5", .offset = 0x9b },
{ .name = "tx_green_prio_6", .offset = 0x9c },
{ .name = "tx_green_prio_7", .offset = 0x9d },
{ .name = "tx_aged", .offset = 0x9e },
{ .name = "tx_llct", .offset = 0x9f },
{ .name = "tx_ct", .offset = 0xa0 },
{ .name = "tx_mm_hold", .offset = 0xa1 },
{ .name = "tx_merge_frag", .offset = 0xa2 },
{ .name = "tx_pmac_octets", .offset = 0xa3, },
{ .name = "tx_pmac_unicast", .offset = 0xa4, },
{ .name = "tx_pmac_multicast", .offset = 0xa5 },
{ .name = "tx_pmac_broadcast", .offset = 0xa6 },
{ .name = "tx_pmac_pause", .offset = 0xa7 },
{ .name = "tx_pmac_sz_64", .offset = 0xa8 },
{ .name = "tx_pmac_sz_65_127", .offset = 0xa9 },
{ .name = "tx_pmac_sz_128_255", .offset = 0xaa },
{ .name = "tx_pmac_sz_256_511", .offset = 0xab },
{ .name = "tx_pmac_sz_512_1023", .offset = 0xac },
{ .name = "tx_pmac_sz_1024_1526", .offset = 0xad },
{ .name = "tx_pmac_sz_jumbo", .offset = 0xae },
{ .name = "dr_local", .offset = 0x100 },
{ .name = "dr_tail", .offset = 0x101 },
{ .name = "dr_yellow_prio_0", .offset = 0x102 },
{ .name = "dr_yellow_prio_1", .offset = 0x103 },
{ .name = "dr_yellow_prio_2", .offset = 0x104 },
{ .name = "dr_yellow_prio_3", .offset = 0x105 },
{ .name = "dr_yellow_prio_4", .offset = 0x106 },
{ .name = "dr_yellow_prio_5", .offset = 0x107 },
{ .name = "dr_yellow_prio_6", .offset = 0x108 },
{ .name = "dr_yellow_prio_7", .offset = 0x109 },
{ .name = "dr_green_prio_0", .offset = 0x10a },
{ .name = "dr_green_prio_1", .offset = 0x10b },
{ .name = "dr_green_prio_2", .offset = 0x10c },
{ .name = "dr_green_prio_3", .offset = 0x10d },
{ .name = "dr_green_prio_4", .offset = 0x10e },
{ .name = "dr_green_prio_5", .offset = 0x10f },
{ .name = "dr_green_prio_6", .offset = 0x110 },
{ .name = "dr_green_prio_7", .offset = 0x111 },
};
/* The following numbers are indexes into lan966x_stats_layout[] */
#define SYS_COUNT_RX_OCT 0
#define SYS_COUNT_RX_UC 1
#define SYS_COUNT_RX_MC 2
#define SYS_COUNT_RX_BC 3
#define SYS_COUNT_RX_SHORT 4
#define SYS_COUNT_RX_FRAG 5
#define SYS_COUNT_RX_JABBER 6
#define SYS_COUNT_RX_CRC 7
#define SYS_COUNT_RX_SYMBOL_ERR 8
#define SYS_COUNT_RX_SZ_64 9
#define SYS_COUNT_RX_SZ_65_127 10
#define SYS_COUNT_RX_SZ_128_255 11
#define SYS_COUNT_RX_SZ_256_511 12
#define SYS_COUNT_RX_SZ_512_1023 13
#define SYS_COUNT_RX_SZ_1024_1526 14
#define SYS_COUNT_RX_SZ_JUMBO 15
#define SYS_COUNT_RX_PAUSE 16
#define SYS_COUNT_RX_CONTROL 17
#define SYS_COUNT_RX_LONG 18
#define SYS_COUNT_RX_CAT_DROP 19
#define SYS_COUNT_RX_RED_PRIO_0 20
#define SYS_COUNT_RX_RED_PRIO_1 21
#define SYS_COUNT_RX_RED_PRIO_2 22
#define SYS_COUNT_RX_RED_PRIO_3 23
#define SYS_COUNT_RX_RED_PRIO_4 24
#define SYS_COUNT_RX_RED_PRIO_5 25
#define SYS_COUNT_RX_RED_PRIO_6 26
#define SYS_COUNT_RX_RED_PRIO_7 27
#define SYS_COUNT_RX_YELLOW_PRIO_0 28
#define SYS_COUNT_RX_YELLOW_PRIO_1 29
#define SYS_COUNT_RX_YELLOW_PRIO_2 30
#define SYS_COUNT_RX_YELLOW_PRIO_3 31
#define SYS_COUNT_RX_YELLOW_PRIO_4 32
#define SYS_COUNT_RX_YELLOW_PRIO_5 33
#define SYS_COUNT_RX_YELLOW_PRIO_6 34
#define SYS_COUNT_RX_YELLOW_PRIO_7 35
#define SYS_COUNT_RX_GREEN_PRIO_0 36
#define SYS_COUNT_RX_GREEN_PRIO_1 37
#define SYS_COUNT_RX_GREEN_PRIO_2 38
#define SYS_COUNT_RX_GREEN_PRIO_3 39
#define SYS_COUNT_RX_GREEN_PRIO_4 40
#define SYS_COUNT_RX_GREEN_PRIO_5 41
#define SYS_COUNT_RX_GREEN_PRIO_6 42
#define SYS_COUNT_RX_GREEN_PRIO_7 43
#define SYS_COUNT_RX_ASSEMBLY_ERR 44
#define SYS_COUNT_RX_SMD_ERR 45
#define SYS_COUNT_RX_ASSEMBLY_OK 46
#define SYS_COUNT_RX_MERGE_FRAG 47
#define SYS_COUNT_RX_PMAC_OCT 48
#define SYS_COUNT_RX_PMAC_UC 49
#define SYS_COUNT_RX_PMAC_MC 50
#define SYS_COUNT_RX_PMAC_BC 51
#define SYS_COUNT_RX_PMAC_SHORT 52
#define SYS_COUNT_RX_PMAC_FRAG 53
#define SYS_COUNT_RX_PMAC_JABBER 54
#define SYS_COUNT_RX_PMAC_CRC 55
#define SYS_COUNT_RX_PMAC_SYMBOL_ERR 56
#define SYS_COUNT_RX_PMAC_SZ_64 57
#define SYS_COUNT_RX_PMAC_SZ_65_127 58
#define SYS_COUNT_RX_PMAC_SZ_128_255 59
#define SYS_COUNT_RX_PMAC_SZ_256_511 60
#define SYS_COUNT_RX_PMAC_SZ_512_1023 61
#define SYS_COUNT_RX_PMAC_SZ_1024_1526 62
#define SYS_COUNT_RX_PMAC_SZ_JUMBO 63
#define SYS_COUNT_RX_PMAC_PAUSE 64
#define SYS_COUNT_RX_PMAC_CONTROL 65
#define SYS_COUNT_RX_PMAC_LONG 66
#define SYS_COUNT_TX_OCT 67
#define SYS_COUNT_TX_UC 68
#define SYS_COUNT_TX_MC 69
#define SYS_COUNT_TX_BC 70
#define SYS_COUNT_TX_COL 71
#define SYS_COUNT_TX_DROP 72
#define SYS_COUNT_TX_PAUSE 73
#define SYS_COUNT_TX_SZ_64 74
#define SYS_COUNT_TX_SZ_65_127 75
#define SYS_COUNT_TX_SZ_128_255 76
#define SYS_COUNT_TX_SZ_256_511 77
#define SYS_COUNT_TX_SZ_512_1023 78
#define SYS_COUNT_TX_SZ_1024_1526 79
#define SYS_COUNT_TX_SZ_JUMBO 80
#define SYS_COUNT_TX_YELLOW_PRIO_0 81
#define SYS_COUNT_TX_YELLOW_PRIO_1 82
#define SYS_COUNT_TX_YELLOW_PRIO_2 83
#define SYS_COUNT_TX_YELLOW_PRIO_3 84
#define SYS_COUNT_TX_YELLOW_PRIO_4 85
#define SYS_COUNT_TX_YELLOW_PRIO_5 86
#define SYS_COUNT_TX_YELLOW_PRIO_6 87
#define SYS_COUNT_TX_YELLOW_PRIO_7 88
#define SYS_COUNT_TX_GREEN_PRIO_0 89
#define SYS_COUNT_TX_GREEN_PRIO_1 90
#define SYS_COUNT_TX_GREEN_PRIO_2 91
#define SYS_COUNT_TX_GREEN_PRIO_3 92
#define SYS_COUNT_TX_GREEN_PRIO_4 93
#define SYS_COUNT_TX_GREEN_PRIO_5 94
#define SYS_COUNT_TX_GREEN_PRIO_6 95
#define SYS_COUNT_TX_GREEN_PRIO_7 96
#define SYS_COUNT_TX_AGED 97
#define SYS_COUNT_TX_LLCT 98
#define SYS_COUNT_TX_CT 99
#define SYS_COUNT_TX_MM_HOLD 100
#define SYS_COUNT_TX_MERGE_FRAG 101
#define SYS_COUNT_TX_PMAC_OCT 102
#define SYS_COUNT_TX_PMAC_UC 103
#define SYS_COUNT_TX_PMAC_MC 104
#define SYS_COUNT_TX_PMAC_BC 105
#define SYS_COUNT_TX_PMAC_PAUSE 106
#define SYS_COUNT_TX_PMAC_SZ_64 107
#define SYS_COUNT_TX_PMAC_SZ_65_127 108
#define SYS_COUNT_TX_PMAC_SZ_128_255 109
#define SYS_COUNT_TX_PMAC_SZ_256_511 110
#define SYS_COUNT_TX_PMAC_SZ_512_1023 111
#define SYS_COUNT_TX_PMAC_SZ_1024_1526 112
#define SYS_COUNT_TX_PMAC_SZ_JUMBO 113
#define SYS_COUNT_DR_LOCAL 114
#define SYS_COUNT_DR_TAIL 115
#define SYS_COUNT_DR_YELLOW_PRIO_0 116
#define SYS_COUNT_DR_YELLOW_PRIO_1 117
#define SYS_COUNT_DR_YELLOW_PRIO_2 118
#define SYS_COUNT_DR_YELLOW_PRIO_3 119
#define SYS_COUNT_DR_YELLOW_PRIO_4 120
#define SYS_COUNT_DR_YELLOW_PRIO_5 121
#define SYS_COUNT_DR_YELLOW_PRIO_6 122
#define SYS_COUNT_DR_YELLOW_PRIO_7 123
#define SYS_COUNT_DR_GREEN_PRIO_0 124
#define SYS_COUNT_DR_GREEN_PRIO_1 125
#define SYS_COUNT_DR_GREEN_PRIO_2 126
#define SYS_COUNT_DR_GREEN_PRIO_3 127
#define SYS_COUNT_DR_GREEN_PRIO_4 128
#define SYS_COUNT_DR_GREEN_PRIO_5 129
#define SYS_COUNT_DR_GREEN_PRIO_6 130
#define SYS_COUNT_DR_GREEN_PRIO_7 131
/* Add a possibly wrapping 32 bit value to a 64 bit counter */
static void lan966x_add_cnt(u64 *cnt, u32 val)
{
if (val < (*cnt & U32_MAX))
*cnt += (u64)1 << 32; /* value has wrapped */
*cnt = (*cnt & ~(u64)U32_MAX) + val;
}
static void lan966x_stats_update(struct lan966x *lan966x)
{
int i, j;
mutex_lock(&lan966x->stats_lock);
for (i = 0; i < lan966x->num_phys_ports; i++) {
uint idx = i * lan966x->num_stats;
lan_wr(SYS_STAT_CFG_STAT_VIEW_SET(i),
lan966x, SYS_STAT_CFG);
for (j = 0; j < lan966x->num_stats; j++) {
u32 offset = lan966x->stats_layout[j].offset;
lan966x_add_cnt(&lan966x->stats[idx++],
lan_rd(lan966x, SYS_CNT(offset)));
}
}
mutex_unlock(&lan966x->stats_lock);
}
static int lan966x_get_sset_count(struct net_device *dev, int sset)
{
struct lan966x_port *port = netdev_priv(dev);
struct lan966x *lan966x = port->lan966x;
if (sset != ETH_SS_STATS)
return -EOPNOTSUPP;
return lan966x->num_stats;
}
static void lan966x_get_strings(struct net_device *netdev, u32 sset, u8 *data)
{
struct lan966x_port *port = netdev_priv(netdev);
struct lan966x *lan966x = port->lan966x;
int i;
if (sset != ETH_SS_STATS)
return;
for (i = 0; i < lan966x->num_stats; i++)
memcpy(data + i * ETH_GSTRING_LEN,
lan966x->stats_layout[i].name, ETH_GSTRING_LEN);
}
static void lan966x_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *stats, u64 *data)
{
struct lan966x_port *port = netdev_priv(dev);
struct lan966x *lan966x = port->lan966x;
int i;
/* check and update now */
lan966x_stats_update(lan966x);
/* Copy all counters */
for (i = 0; i < lan966x->num_stats; i++)
*data++ = lan966x->stats[port->chip_port *
lan966x->num_stats + i];
}
static void lan966x_get_eth_mac_stats(struct net_device *dev,
struct ethtool_eth_mac_stats *mac_stats)
{
struct lan966x_port *port = netdev_priv(dev);
struct lan966x *lan966x = port->lan966x;
u32 idx;
lan966x_stats_update(lan966x);
idx = port->chip_port * lan966x->num_stats;
mutex_lock(&lan966x->stats_lock);
mac_stats->FramesTransmittedOK =
lan966x->stats[idx + SYS_COUNT_TX_UC] +
lan966x->stats[idx + SYS_COUNT_TX_MC] +
lan966x->stats[idx + SYS_COUNT_TX_BC] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_UC] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_MC] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_BC];
mac_stats->SingleCollisionFrames =
lan966x->stats[idx + SYS_COUNT_TX_COL];
mac_stats->MultipleCollisionFrames = 0;
mac_stats->FramesReceivedOK =
lan966x->stats[idx + SYS_COUNT_RX_UC] +
lan966x->stats[idx + SYS_COUNT_RX_MC] +
lan966x->stats[idx + SYS_COUNT_RX_BC];
mac_stats->FrameCheckSequenceErrors =
lan966x->stats[idx + SYS_COUNT_RX_CRC] +
lan966x->stats[idx + SYS_COUNT_RX_CRC];
mac_stats->AlignmentErrors = 0;
mac_stats->OctetsTransmittedOK =
lan966x->stats[idx + SYS_COUNT_TX_OCT] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_OCT];
mac_stats->FramesWithDeferredXmissions =
lan966x->stats[idx + SYS_COUNT_TX_MM_HOLD];
mac_stats->LateCollisions = 0;
mac_stats->FramesAbortedDueToXSColls = 0;
mac_stats->FramesLostDueToIntMACXmitError = 0;
mac_stats->CarrierSenseErrors = 0;
mac_stats->OctetsReceivedOK =
lan966x->stats[idx + SYS_COUNT_RX_OCT];
mac_stats->FramesLostDueToIntMACRcvError = 0;
mac_stats->MulticastFramesXmittedOK =
lan966x->stats[idx + SYS_COUNT_TX_MC] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_MC];
mac_stats->BroadcastFramesXmittedOK =
lan966x->stats[idx + SYS_COUNT_TX_BC] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_BC];
mac_stats->FramesWithExcessiveDeferral = 0;
mac_stats->MulticastFramesReceivedOK =
lan966x->stats[idx + SYS_COUNT_RX_MC];
mac_stats->BroadcastFramesReceivedOK =
lan966x->stats[idx + SYS_COUNT_RX_BC];
mac_stats->InRangeLengthErrors =
lan966x->stats[idx + SYS_COUNT_RX_FRAG] +
lan966x->stats[idx + SYS_COUNT_RX_JABBER] +
lan966x->stats[idx + SYS_COUNT_RX_CRC] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_FRAG] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_JABBER] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_CRC];
mac_stats->OutOfRangeLengthField =
lan966x->stats[idx + SYS_COUNT_RX_SHORT] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SHORT] +
lan966x->stats[idx + SYS_COUNT_RX_LONG] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_LONG];
mac_stats->FrameTooLongErrors =
lan966x->stats[idx + SYS_COUNT_RX_LONG] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_LONG];
mutex_unlock(&lan966x->stats_lock);
}
static const struct ethtool_rmon_hist_range lan966x_rmon_ranges[] = {
{ 0, 64 },
{ 65, 127 },
{ 128, 255 },
{ 256, 511 },
{ 512, 1023 },
{ 1024, 1518 },
{ 1519, 10239 },
{}
};
static void lan966x_get_eth_rmon_stats(struct net_device *dev,
struct ethtool_rmon_stats *rmon_stats,
const struct ethtool_rmon_hist_range **ranges)
{
struct lan966x_port *port = netdev_priv(dev);
struct lan966x *lan966x = port->lan966x;
u32 idx;
lan966x_stats_update(lan966x);
idx = port->chip_port * lan966x->num_stats;
mutex_lock(&lan966x->stats_lock);
rmon_stats->undersize_pkts =
lan966x->stats[idx + SYS_COUNT_RX_SHORT] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SHORT];
rmon_stats->oversize_pkts =
lan966x->stats[idx + SYS_COUNT_RX_LONG] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_LONG];
rmon_stats->fragments =
lan966x->stats[idx + SYS_COUNT_RX_FRAG] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_FRAG];
rmon_stats->jabbers =
lan966x->stats[idx + SYS_COUNT_RX_JABBER] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_JABBER];
rmon_stats->hist[0] =
lan966x->stats[idx + SYS_COUNT_RX_SZ_64] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_64];
rmon_stats->hist[1] =
lan966x->stats[idx + SYS_COUNT_RX_SZ_65_127] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_65_127];
rmon_stats->hist[2] =
lan966x->stats[idx + SYS_COUNT_RX_SZ_128_255] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_128_255];
rmon_stats->hist[3] =
lan966x->stats[idx + SYS_COUNT_RX_SZ_256_511] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_256_511];
rmon_stats->hist[4] =
lan966x->stats[idx + SYS_COUNT_RX_SZ_512_1023] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_512_1023];
rmon_stats->hist[5] =
lan966x->stats[idx + SYS_COUNT_RX_SZ_1024_1526] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_1024_1526];
rmon_stats->hist[6] =
lan966x->stats[idx + SYS_COUNT_RX_SZ_1024_1526] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_1024_1526];
rmon_stats->hist_tx[0] =
lan966x->stats[idx + SYS_COUNT_TX_SZ_64] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_64];
rmon_stats->hist_tx[1] =
lan966x->stats[idx + SYS_COUNT_TX_SZ_65_127] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_65_127];
rmon_stats->hist_tx[2] =
lan966x->stats[idx + SYS_COUNT_TX_SZ_128_255] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_128_255];
rmon_stats->hist_tx[3] =
lan966x->stats[idx + SYS_COUNT_TX_SZ_256_511] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_256_511];
rmon_stats->hist_tx[4] =
lan966x->stats[idx + SYS_COUNT_TX_SZ_512_1023] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_512_1023];
rmon_stats->hist_tx[5] =
lan966x->stats[idx + SYS_COUNT_TX_SZ_1024_1526] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_1024_1526];
rmon_stats->hist_tx[6] =
lan966x->stats[idx + SYS_COUNT_TX_SZ_1024_1526] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_1024_1526];
mutex_unlock(&lan966x->stats_lock);
*ranges = lan966x_rmon_ranges;
}
static int lan966x_get_link_ksettings(struct net_device *ndev,
struct ethtool_link_ksettings *cmd)
{
struct lan966x_port *port = netdev_priv(ndev);
return phylink_ethtool_ksettings_get(port->phylink, cmd);
}
static int lan966x_set_link_ksettings(struct net_device *ndev,
const struct ethtool_link_ksettings *cmd)
{
struct lan966x_port *port = netdev_priv(ndev);
return phylink_ethtool_ksettings_set(port->phylink, cmd);
}
static void lan966x_get_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *pause)
{
struct lan966x_port *port = netdev_priv(dev);
phylink_ethtool_get_pauseparam(port->phylink, pause);
}
static int lan966x_set_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *pause)
{
struct lan966x_port *port = netdev_priv(dev);
return phylink_ethtool_set_pauseparam(port->phylink, pause);
}
static int lan966x_get_ts_info(struct net_device *dev,
struct ethtool_ts_info *info)
{
struct lan966x_port *port = netdev_priv(dev);
struct lan966x *lan966x = port->lan966x;
struct lan966x_phc *phc;
if (!lan966x->ptp)
return ethtool_op_get_ts_info(dev, info);
phc = &lan966x->phc[LAN966X_PHC_PORT];
info->phc_index = phc->clock ? ptp_clock_index(phc->clock) : -1;
if (info->phc_index == -1) {
info->so_timestamping |= SOF_TIMESTAMPING_TX_SOFTWARE |
SOF_TIMESTAMPING_RX_SOFTWARE |
SOF_TIMESTAMPING_SOFTWARE;
return 0;
}
info->so_timestamping |= SOF_TIMESTAMPING_TX_SOFTWARE |
SOF_TIMESTAMPING_RX_SOFTWARE |
SOF_TIMESTAMPING_SOFTWARE |
SOF_TIMESTAMPING_TX_HARDWARE |
SOF_TIMESTAMPING_RX_HARDWARE |
SOF_TIMESTAMPING_RAW_HARDWARE;
info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON) |
BIT(HWTSTAMP_TX_ONESTEP_SYNC);
info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
BIT(HWTSTAMP_FILTER_ALL);
return 0;
}
const struct ethtool_ops lan966x_ethtool_ops = {
.get_link_ksettings = lan966x_get_link_ksettings,
.set_link_ksettings = lan966x_set_link_ksettings,
.get_pauseparam = lan966x_get_pauseparam,
.set_pauseparam = lan966x_set_pauseparam,
.get_sset_count = lan966x_get_sset_count,
.get_strings = lan966x_get_strings,
.get_ethtool_stats = lan966x_get_ethtool_stats,
.get_eth_mac_stats = lan966x_get_eth_mac_stats,
.get_rmon_stats = lan966x_get_eth_rmon_stats,
.get_link = ethtool_op_get_link,
.get_ts_info = lan966x_get_ts_info,
};
static void lan966x_check_stats_work(struct work_struct *work)
{
struct delayed_work *del_work = to_delayed_work(work);
struct lan966x *lan966x = container_of(del_work, struct lan966x,
stats_work);
lan966x_stats_update(lan966x);
queue_delayed_work(lan966x->stats_queue, &lan966x->stats_work,
LAN966X_STATS_CHECK_DELAY);
}
void lan966x_stats_get(struct net_device *dev,
struct rtnl_link_stats64 *stats)
{
struct lan966x_port *port = netdev_priv(dev);
struct lan966x *lan966x = port->lan966x;
u32 idx;
int i;
idx = port->chip_port * lan966x->num_stats;
mutex_lock(&lan966x->stats_lock);
stats->rx_bytes = lan966x->stats[idx + SYS_COUNT_RX_OCT] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_OCT];
stats->rx_packets = lan966x->stats[idx + SYS_COUNT_RX_SHORT] +
lan966x->stats[idx + SYS_COUNT_RX_FRAG] +
lan966x->stats[idx + SYS_COUNT_RX_JABBER] +
lan966x->stats[idx + SYS_COUNT_RX_CRC] +
lan966x->stats[idx + SYS_COUNT_RX_SYMBOL_ERR] +
lan966x->stats[idx + SYS_COUNT_RX_SZ_64] +
lan966x->stats[idx + SYS_COUNT_RX_SZ_65_127] +
lan966x->stats[idx + SYS_COUNT_RX_SZ_128_255] +
lan966x->stats[idx + SYS_COUNT_RX_SZ_256_511] +
lan966x->stats[idx + SYS_COUNT_RX_SZ_512_1023] +
lan966x->stats[idx + SYS_COUNT_RX_SZ_1024_1526] +
lan966x->stats[idx + SYS_COUNT_RX_SZ_JUMBO] +
lan966x->stats[idx + SYS_COUNT_RX_LONG] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SHORT] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_FRAG] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_JABBER] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_64] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_65_127] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_128_255] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_256_511] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_512_1023] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_1024_1526] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_SZ_JUMBO];
stats->multicast = lan966x->stats[idx + SYS_COUNT_RX_MC] +
lan966x->stats[idx + SYS_COUNT_RX_PMAC_MC];
stats->rx_errors = lan966x->stats[idx + SYS_COUNT_RX_SHORT] +
lan966x->stats[idx + SYS_COUNT_RX_FRAG] +
lan966x->stats[idx + SYS_COUNT_RX_JABBER] +
lan966x->stats[idx + SYS_COUNT_RX_CRC] +
lan966x->stats[idx + SYS_COUNT_RX_SYMBOL_ERR] +
lan966x->stats[idx + SYS_COUNT_RX_LONG];
stats->rx_dropped = dev->stats.rx_dropped +
lan966x->stats[idx + SYS_COUNT_RX_LONG] +
lan966x->stats[idx + SYS_COUNT_DR_LOCAL] +
lan966x->stats[idx + SYS_COUNT_DR_TAIL] +
lan966x->stats[idx + SYS_COUNT_RX_RED_PRIO_0] +
lan966x->stats[idx + SYS_COUNT_RX_RED_PRIO_1] +
lan966x->stats[idx + SYS_COUNT_RX_RED_PRIO_2] +
lan966x->stats[idx + SYS_COUNT_RX_RED_PRIO_3] +
lan966x->stats[idx + SYS_COUNT_RX_RED_PRIO_4] +
lan966x->stats[idx + SYS_COUNT_RX_RED_PRIO_5] +
lan966x->stats[idx + SYS_COUNT_RX_RED_PRIO_6] +
lan966x->stats[idx + SYS_COUNT_RX_RED_PRIO_7];
for (i = 0; i < LAN966X_NUM_TC; i++) {
stats->rx_dropped +=
(lan966x->stats[idx + SYS_COUNT_DR_YELLOW_PRIO_0 + i] +
lan966x->stats[idx + SYS_COUNT_DR_GREEN_PRIO_0 + i]);
}
/* Get Tx stats */
stats->tx_bytes = lan966x->stats[idx + SYS_COUNT_TX_OCT] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_OCT];
stats->tx_packets = lan966x->stats[idx + SYS_COUNT_TX_SZ_64] +
lan966x->stats[idx + SYS_COUNT_TX_SZ_65_127] +
lan966x->stats[idx + SYS_COUNT_TX_SZ_128_255] +
lan966x->stats[idx + SYS_COUNT_TX_SZ_256_511] +
lan966x->stats[idx + SYS_COUNT_TX_SZ_512_1023] +
lan966x->stats[idx + SYS_COUNT_TX_SZ_1024_1526] +
lan966x->stats[idx + SYS_COUNT_TX_SZ_JUMBO] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_64] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_65_127] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_128_255] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_256_511] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_512_1023] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_1024_1526] +
lan966x->stats[idx + SYS_COUNT_TX_PMAC_SZ_JUMBO];
stats->tx_dropped = lan966x->stats[idx + SYS_COUNT_TX_DROP] +
lan966x->stats[idx + SYS_COUNT_TX_AGED];
stats->collisions = lan966x->stats[idx + SYS_COUNT_TX_COL];
mutex_unlock(&lan966x->stats_lock);
}
int lan966x_stats_init(struct lan966x *lan966x)
{
char queue_name[32];
lan966x->stats_layout = lan966x_stats_layout;
lan966x->num_stats = ARRAY_SIZE(lan966x_stats_layout);
lan966x->stats = devm_kcalloc(lan966x->dev, lan966x->num_phys_ports *
lan966x->num_stats,
sizeof(u64), GFP_KERNEL);
if (!lan966x->stats)
return -ENOMEM;
/* Init stats worker */
mutex_init(&lan966x->stats_lock);
snprintf(queue_name, sizeof(queue_name), "%s-stats",
dev_name(lan966x->dev));
lan966x->stats_queue = create_singlethread_workqueue(queue_name);
if (!lan966x->stats_queue)
return -ENOMEM;
INIT_DELAYED_WORK(&lan966x->stats_work, lan966x_check_stats_work);
queue_delayed_work(lan966x->stats_queue, &lan966x->stats_work,
LAN966X_STATS_CHECK_DELAY);
return 0;
}
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