[dpdk-dev] [PATCH 3/4] net/sfc/base: support RxDP scatter disabled truncate counter

[Andrew Rybchenko <arybchenko@solarflare.com>]

Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Andy Moreton <amoreton@solarflare.com>
---
 drivers/net/sfc/base/ef10_mac.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/drivers/net/sfc/base/ef10_mac.c b/drivers/net/sfc/base/ef10_mac.c
index 3a62fd09c..e3adcac53 100644
--- a/drivers/net/sfc/base/ef10_mac.c
+++ b/drivers/net/sfc/base/ef10_mac.c
@@ -533,8 +533,21 @@ ef10_mac_stats_get_mask(
 			goto fail7;
 	}
 
+	if (encp->enc_mac_stats_nstats >= MC_CMD_MAC_NSTATS_V4) {
+		const struct efx_mac_stats_range ef10_rxdp_sdt[] = {
+			{ EFX_MAC_RXDP_SCATTER_DISABLED_TRUNC,
+			    EFX_MAC_RXDP_SCATTER_DISABLED_TRUNC },
+		};
+
+		if ((rc = efx_mac_stats_mask_add_ranges(maskp, mask_size,
+		    ef10_rxdp_sdt, EFX_ARRAY_SIZE(ef10_rxdp_sdt))) != 0)
+			goto fail8;
+	}
+
 	return (0);
 
+fail8:
+	EFSYS_PROBE(fail8);
 fail7:
 	EFSYS_PROBE(fail7);
 fail6:
@@ -978,6 +991,14 @@ ef10_mac_stats_update(
 	EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_CTPIO_ERASE, &value);
 	EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_CTPIO_ERASE]), &value);
 
+	if (encp->enc_mac_stats_nstats < MC_CMD_MAC_NSTATS_V4)
+		goto done;
+
+	EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_SCATTER_DISABLED_TRUNC,
+	    &value);
+	EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_SCATTER_DISABLED_TRUNC]),
+	    &value);
+
 done:
 	/* Read START generation counter */
 	EFSYS_DMA_SYNC_FOR_KERNEL(esmp, 0, EFSYS_MEM_SIZE(esmp));
-- 
2.14.1