[dpdk-dev,42/80] net/sfc/base: decode Medford2 FEC stats if available
Checks
Commit Message
From: Andy Moreton <amoreton@solarflare.com>
Decode Medford2 FEC stats if available in MAC stats DMA buffer.
Signed-off-by: Andy Moreton <amoreton@solarflare.com>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
drivers/net/sfc/base/ef10_mac.c | 44 +++++++++++++++++++++++++++++++++++++++++
drivers/net/sfc/base/ef10_nic.c | 5 +++++
drivers/net/sfc/base/efx.h | 1 +
3 files changed, 50 insertions(+)
@@ -523,8 +523,20 @@ ef10_mac_stats_get_mask(
goto fail6;
}
+ if (encp->enc_fec_counters) {
+ const struct efx_mac_stats_range ef10_fec[] = {
+ { EFX_MAC_FEC_UNCORRECTED_ERRORS,
+ MC_CMD_MAC_FEC_CORRECTED_SYMBOLS_LANE3 },
+ };
+ if ((rc = efx_mac_stats_mask_add_ranges(maskp, mask_size,
+ ef10_fec, EFX_ARRAY_SIZE(ef10_fec))) != 0)
+ goto fail7;
+ }
+
return (0);
+fail7:
+ EFSYS_PROBE(fail7);
fail6:
EFSYS_PROBE(fail6);
fail5:
@@ -880,6 +892,38 @@ ef10_mac_stats_update(
EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_OVERFLOW, &value);
EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_OVERFLOW]), &value);
+
+ if (encp->enc_mac_stats_nstats < MC_CMD_MAC_NSTATS_V2)
+ goto done;
+
+ /* FEC */
+ EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_FEC_UNCORRECTED_ERRORS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_FEC_UNCORRECTED_ERRORS]), &value);
+
+ EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_FEC_CORRECTED_ERRORS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_FEC_CORRECTED_ERRORS]), &value);
+
+ EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_FEC_CORRECTED_SYMBOLS_LANE0,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_FEC_CORRECTED_SYMBOLS_LANE0]),
+ &value);
+
+ EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_FEC_CORRECTED_SYMBOLS_LANE1,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_FEC_CORRECTED_SYMBOLS_LANE1]),
+ &value);
+
+ EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_FEC_CORRECTED_SYMBOLS_LANE2,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_FEC_CORRECTED_SYMBOLS_LANE2]),
+ &value);
+
+ EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_FEC_CORRECTED_SYMBOLS_LANE3,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_FEC_CORRECTED_SYMBOLS_LANE3]),
+ &value);
+
+done:
/* Read START generation counter */
EFSYS_DMA_SYNC_FOR_KERNEL(esmp, 0, EFSYS_MEM_SIZE(esmp));
EFSYS_MEM_READ_BARRIER();
@@ -1185,6 +1185,11 @@ ef10_get_datapath_caps(
encp->enc_mac_stats_nstats = MC_CMD_MAC_NSTATS;
}
+ if (encp->enc_mac_stats_nstats >= MC_CMD_MAC_NSTATS_V2)
+ encp->enc_fec_counters = B_TRUE;
+ else
+ encp->enc_fec_counters = B_FALSE;
+
#undef CAP_FLAGS1
#undef CAP_FLAGS2
@@ -1240,6 +1240,7 @@ typedef struct efx_nic_cfg_s {
uint32_t enc_nvram_update_verify_result_supported;
/* Firmware support for extended MAC_STATS buffer */
uint32_t enc_mac_stats_nstats;
+ boolean_t enc_fec_counters;
} efx_nic_cfg_t;
#define EFX_PCI_FUNCTION_IS_PF(_encp) ((_encp)->enc_vf == 0xffff)