diff options
Diffstat (limited to 'drivers/net/ethernet/ti/icssg/icssg_stats.c')
| -rw-r--r-- | drivers/net/ethernet/ti/icssg/icssg_stats.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/net/ethernet/ti/icssg/icssg_stats.c b/drivers/net/ethernet/ti/icssg/icssg_stats.c index 6f0edae38ea2..7159baa0155c 100644 --- a/drivers/net/ethernet/ti/icssg/icssg_stats.c +++ b/drivers/net/ethernet/ti/icssg/icssg_stats.c @@ -11,7 +11,6 @@ #define ICSSG_TX_PACKET_OFFSET 0xA0 #define ICSSG_TX_BYTE_OFFSET 0xEC -#define ICSSG_FW_STATS_BASE 0x0248 static u32 stats_base[] = { 0x54c, /* Slice 0 stats start */ 0xb18, /* Slice 1 stats start */ @@ -29,6 +28,14 @@ void emac_update_hardware_stats(struct prueth_emac *emac) spin_lock(&prueth->stats_lock); for (i = 0; i < ARRAY_SIZE(icssg_all_miig_stats); i++) { + /* In MII mode TX lines are swapped inside ICSSG, so read Tx stats + * from slice1 for port0 and slice0 for port1 to get accurate Tx + * stats for a given port + */ + if (emac->phy_if == PHY_INTERFACE_MODE_MII && + icssg_all_miig_stats[i].offset >= ICSSG_TX_PACKET_OFFSET && + icssg_all_miig_stats[i].offset <= ICSSG_TX_BYTE_OFFSET) + base = stats_base[slice ^ 1]; regmap_read(prueth->miig_rt, base + icssg_all_miig_stats[i].offset, &val); @@ -46,9 +53,8 @@ void emac_update_hardware_stats(struct prueth_emac *emac) if (prueth->pa_stats) { for (i = 0; i < ARRAY_SIZE(icssg_all_pa_stats); i++) { - reg = ICSSG_FW_STATS_BASE + - icssg_all_pa_stats[i].offset * - PRUETH_NUM_MACS + slice * sizeof(u32); + reg = icssg_all_pa_stats[i].offset + + slice * sizeof(u32); regmap_read(prueth->pa_stats, reg, &val); emac->pa_stats[i] += val; } @@ -80,7 +86,7 @@ int emac_get_stat_by_name(struct prueth_emac *emac, char *stat_name) if (emac->prueth->pa_stats) { for (i = 0; i < ARRAY_SIZE(icssg_all_pa_stats); i++) { if (!strcmp(icssg_all_pa_stats[i].name, stat_name)) - return emac->pa_stats[icssg_all_pa_stats[i].offset / sizeof(u32)]; + return emac->pa_stats[i]; } } |