netdev - [RFC 09/12] ravb: Add support to retrieve stats for GbEthernet

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Date:   Tue,  5 Oct 2021 12:06:39 +0100
From:   Biju Das <biju.das.jz@...renesas.com>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     Biju Das <biju.das.jz@...renesas.com>,
        Sergei Shtylyov <sergei.shtylyov@...il.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Sergey Shtylyov <s.shtylyov@...russia.ru>,
        Adam Ford <aford173@...il.com>, Andrew Lunn <andrew@...n.ch>,
        Yuusuke Ashizuka <ashiduka@...itsu.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        netdev@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        Chris Paterson <Chris.Paterson2@...esas.com>,
        Biju Das <biju.das@...renesas.com>,
        Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [RFC 09/12] ravb: Add support to retrieve stats for GbEthernet

Add support for retrieving stats information for GbEthernet.

Signed-off-by: Biju Das <biju.das.jz@...renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
RFC changes:
 * New patch.
---
 drivers/net/ethernet/renesas/ravb_main.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index c057de81ec58..e2238cea9f3e 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -1515,6 +1515,24 @@ static void ravb_set_msglevel(struct net_device *ndev, u32 value)
 	priv->msg_enable = value;
 }
 
+static const char ravb_gstrings_stats_gbeth[][ETH_GSTRING_LEN] = {
+	"rx_queue_0_current",
+	"tx_queue_0_current",
+	"rx_queue_0_dirty",
+	"tx_queue_0_dirty",
+	"rx_queue_0_packets",
+	"tx_queue_0_packets",
+	"rx_queue_0_bytes",
+	"tx_queue_0_bytes",
+	"rx_queue_0_mcast_packets",
+	"rx_queue_0_errors",
+	"rx_queue_0_crc_errors",
+	"rx_queue_0_frame_errors",
+	"rx_queue_0_length_errors",
+	"rx_queue_0_csum_offload_errors",
+	"rx_queue_0_over_errors",
+};
+
 static const char ravb_gstrings_stats[][ETH_GSTRING_LEN] = {
 	"rx_queue_0_current",
 	"tx_queue_0_current",
@@ -2492,6 +2510,9 @@ static const struct ravb_hw_info gbeth_hw_info = {
 	.dmac_init = ravb_dmac_init_gbeth,
 	.emac_init = ravb_emac_init_gbeth,
 	.net_hw_features = (NETIF_F_HW_CSUM | NETIF_F_RXCSUM),
+	.gstrings_stats = ravb_gstrings_stats_gbeth,
+	.gstrings_size = sizeof(ravb_gstrings_stats_gbeth),
+	.stats_len = ARRAY_SIZE(ravb_gstrings_stats_gbeth),
 	.max_rx_len = ALIGN(GBETH_RX_BUFF_MAX, RAVB_ALIGN),
 	.tsrq = TCCR_TSRQ0,
 	.rx_max_buf_size = SZ_8K,
-- 
2.17.1