[PATCH net-next v4 14/16] onsemi: s2500: Added selftest support to onsemi's S2500 driver

[Selvamani Rajagopal via B4 Relay <devnull+Selvamani.Rajagopal.onsemi.com@kernel.org>]

From: Selvamani Rajagopal <Selvamani.Rajagopal@onsemi.com>

Split the selftest support into a separate patch for the ease of
review.

Signed-off-by: Selvamani Rajagopal <Selvamani.Rajagopal@onsemi.com>
---
 drivers/net/ethernet/onsemi/s2500/Kconfig         | 1 +
 drivers/net/ethernet/onsemi/s2500/s2500_ethtool.c | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/drivers/net/ethernet/onsemi/s2500/Kconfig b/drivers/net/ethernet/onsemi/s2500/Kconfig
index 22b0afad7a21..822398eb4760 100644
--- a/drivers/net/ethernet/onsemi/s2500/Kconfig
+++ b/drivers/net/ethernet/onsemi/s2500/Kconfig
@@ -8,6 +8,7 @@ if NET_VENDOR_ONSEMI
 config S2500_MACPHY
 	tristate "S2500 support"
 	depends on SPI
+	imply NET_SELFTESTS
 	select NCN26000_PHY
 	select OA_TC6
 	help
diff --git a/drivers/net/ethernet/onsemi/s2500/s2500_ethtool.c b/drivers/net/ethernet/onsemi/s2500/s2500_ethtool.c
index 85bd8ea50dd8..334fac71ddea 100644
--- a/drivers/net/ethernet/onsemi/s2500/s2500_ethtool.c
+++ b/drivers/net/ethernet/onsemi/s2500/s2500_ethtool.c
@@ -5,6 +5,7 @@
  */
 
 #include <linux/ethtool.h>
+#include <net/selftests.h>
 #include <linux/phy.h>
 
 #include "s2500_hw_def.h"
@@ -229,6 +230,8 @@ static int s2500_get_sset_count(struct net_device *ndev, int sset)
 	switch (sset) {
 	case ETH_SS_STATS:
 		return S2500_MAC_STATS_LEN;
+	case ETH_SS_TEST:
+		return net_selftest_get_count();
 	default:
 		return -EOPNOTSUPP;
 	}
@@ -242,6 +245,9 @@ static void s2500_get_strings(struct net_device *ndev, u32 stringset,
 		memcpy(buf, s2500_mac_stat_strings,
 		       S2500_MAC_STATS_LEN * ETH_GSTRING_LEN);
 		break;
+	case ETH_SS_TEST:
+		net_selftest_get_strings(buf);
+		break;
 	}
 }
 
@@ -343,5 +349,6 @@ const struct ethtool_ops s2500_ethtool_ops = {
 	.get_ts_info        = s2500_get_ts_info,
 	.get_regs_len       = s2500_get_regs_len,
 	.get_regs           = s2500_get_regs,
+	.self_test          = net_selftest,
 };
 

-- 
2.43.0