diff mbox series

[net-next,v4,5/8] octeon_ep_vf: add support for ndo ops

Message ID 20240108124213.2966536-6-srasheed@marvell.com (mailing list archive)
State Deferred
Delegated to: Netdev Maintainers
Headers show
Series add octeon_ep_vf driver | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next, async
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 8 this patch: 8
netdev/cc_maintainers success CCed 0 of 0 maintainers
netdev/build_clang success Errors and warnings before: 1108 this patch: 1108
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1108 this patch: 1108
netdev/checkpatch warning WARNING: line length of 85 exceeds 80 columns
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Shinas Rasheed Jan. 8, 2024, 12:42 p.m. UTC
Add support for ndo ops to set MAC address, change MTU, get stats.
Add control path support to set MAC address, change MTU, get stats,
set speed, get and set link mode.

Signed-off-by: Shinas Rasheed <srasheed@marvell.com>
---
V4:
  - Provide more stats in ndo_get_stats64 such as tx_dropped, rx_dropped
    etc.

V3: https://lore.kernel.org/all/20240105203823.2953604-6-srasheed@marvell.com/
  - No changes

V2: https://lore.kernel.org/all/20231223134000.2906144-6-srasheed@marvell.com/
  - No changes

V1: https://lore.kernel.org/all/20231221092844.2885872-6-srasheed@marvell.com/

 .../marvell/octeon_ep_vf/octep_vf_main.c      | 58 +++++++++++++++++++
 1 file changed, 58 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c
index 51f92c8223e8..13084cac9ce0 100644
--- a/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c
+++ b/drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c
@@ -187,6 +187,23 @@  static netdev_tx_t octep_vf_start_xmit(struct sk_buff *skb,
 	return NETDEV_TX_OK;
 }
 
+int octep_vf_get_if_stats(struct octep_vf_device *oct)
+{
+	struct octep_vf_iface_rxtx_stats vf_stats;
+	int ret, size;
+
+	memset(&vf_stats, 0, sizeof(struct octep_vf_iface_rxtx_stats));
+	ret = octep_vf_mbox_bulk_read(oct, OCTEP_PFVF_MBOX_CMD_GET_STATS,
+				      (u8 *)&vf_stats, &size);
+	if (!ret) {
+		memcpy(&oct->iface_rx_stats, &vf_stats.iface_rx_stats,
+		       sizeof(struct octep_vf_iface_rx_stats));
+		memcpy(&oct->iface_tx_stats, &vf_stats.iface_tx_stats,
+		       sizeof(struct octep_vf_iface_tx_stats));
+	}
+	return ret;
+}
+
 int octep_vf_get_link_info(struct octep_vf_device *oct)
 {
 	int ret, size;
@@ -200,6 +217,46 @@  int octep_vf_get_link_info(struct octep_vf_device *oct)
 	return 0;
 }
 
+/**
+ * octep_vf_get_stats64() - Get Octeon network device statistics.
+ *
+ * @netdev: kernel network device.
+ * @stats: pointer to stats structure to be filled in.
+ */
+static void octep_vf_get_stats64(struct net_device *netdev,
+				 struct rtnl_link_stats64 *stats)
+{
+	struct octep_vf_device *oct = netdev_priv(netdev);
+	u64 tx_packets, tx_bytes, rx_packets, rx_bytes;
+	int q;
+
+	tx_packets = 0;
+	tx_bytes = 0;
+	rx_packets = 0;
+	rx_bytes = 0;
+	for (q = 0; q < oct->num_oqs; q++) {
+		struct octep_vf_iq *iq = oct->iq[q];
+		struct octep_vf_oq *oq = oct->oq[q];
+
+		tx_packets += iq->stats.instr_completed;
+		tx_bytes += iq->stats.bytes_sent;
+		rx_packets += oq->stats.packets;
+		rx_bytes += oq->stats.bytes;
+	}
+	stats->tx_packets = tx_packets;
+	stats->tx_bytes = tx_bytes;
+	stats->rx_packets = rx_packets;
+	stats->rx_bytes = rx_bytes;
+	if (!octep_vf_get_if_stats(oct)) {
+		stats->multicast = oct->iface_rx_stats.mcast_pkts;
+		stats->rx_errors = oct->iface_rx_stats.err_pkts;
+		stats->rx_dropped = oct->iface_rx_stats.dropped_pkts_fifo_full +
+				    oct->iface_rx_stats.err_pkts;
+		stats->rx_missed_errors = oct->iface_rx_stats.dropped_pkts_fifo_full;
+		stats->tx_dropped = oct->iface_tx_stats.dropped;
+	}
+}
+
 /**
  * octep_vf_tx_timeout_task - work queue task to Handle Tx queue timeout.
  *
@@ -312,6 +369,7 @@  static const struct net_device_ops octep_vf_netdev_ops = {
 	.ndo_open                = octep_vf_open,
 	.ndo_stop                = octep_vf_stop,
 	.ndo_start_xmit          = octep_vf_start_xmit,
+	.ndo_get_stats64         = octep_vf_get_stats64,
 	.ndo_tx_timeout          = octep_vf_tx_timeout,
 	.ndo_set_mac_address     = octep_vf_set_mac,
 	.ndo_change_mtu          = octep_vf_change_mtu,