diff mbox series

[net-next,v10,7/8] octeontx2-pf: ethtool expose qos stats

Message ID 20230513085143.3289-8-hkelam@marvell.com (mailing list archive)
State Accepted
Commit 6cebb6a4b114783af5f4747ffe3ec87d94eccf52
Delegated to: Netdev Maintainers
Headers show
Series octeontx2-pf: HTB offload support | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next, async
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 warning 5 maintainers not CCed: hawk@kernel.org daniel@iogearbox.net john.fastabend@gmail.com bpf@vger.kernel.org ast@kernel.org
netdev/build_clang success Errors and warnings before: 8 this patch: 8
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: 8 this patch: 8
netdev/checkpatch warning WARNING: line length of 84 exceeds 80 columns
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Hariprasad Kelam May 13, 2023, 8:51 a.m. UTC
This patch extends ethtool stats support for QoS send queues as well.
upon the number of transmit channels change request, Ensures the real
number of transmit queues are equal to active QoS send queues plus
configured transmit queues.

    ethtool -S eth0
    txq_qos0: bytes: 3021391800
    txq_qos0: frames: 1998275
    txq_qos1: bytes: 4619766312
    txq_qos1: frames: 3055401
    ...
    ...

Signed-off-by: Hariprasad Kelam <hkelam@marvell.com>
Signed-off-by: Sunil Kovvuri Goutham <sgoutham@marvell.com>
---
 .../marvell/octeontx2/nic/otx2_ethtool.c      | 29 +++++++++++++------
 1 file changed, 20 insertions(+), 9 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
index 0f8d1a69139f..c47d91da32dc 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
@@ -92,10 +92,16 @@  static void otx2_get_qset_strings(struct otx2_nic *pfvf, u8 **data, int qset)
 			*data += ETH_GSTRING_LEN;
 		}
 	}
-	for (qidx = 0; qidx < pfvf->hw.tx_queues; qidx++) {
+
+	for (qidx = 0; qidx < otx2_get_total_tx_queues(pfvf); qidx++) {
 		for (stats = 0; stats < otx2_n_queue_stats; stats++) {
-			sprintf(*data, "txq%d: %s", qidx + start_qidx,
-				otx2_queue_stats[stats].name);
+			if (qidx >= pfvf->hw.non_qos_queues)
+				sprintf(*data, "txq_qos%d: %s",
+					qidx + start_qidx - pfvf->hw.non_qos_queues,
+					otx2_queue_stats[stats].name);
+			else
+				sprintf(*data, "txq%d: %s", qidx + start_qidx,
+					otx2_queue_stats[stats].name);
 			*data += ETH_GSTRING_LEN;
 		}
 	}
@@ -159,7 +165,7 @@  static void otx2_get_qset_stats(struct otx2_nic *pfvf,
 				[otx2_queue_stats[stat].index];
 	}
 
-	for (qidx = 0; qidx < pfvf->hw.tx_queues; qidx++) {
+	for (qidx = 0; qidx < otx2_get_total_tx_queues(pfvf); qidx++) {
 		if (!otx2_update_sq_stats(pfvf, qidx)) {
 			for (stat = 0; stat < otx2_n_queue_stats; stat++)
 				*((*data)++) = 0;
@@ -254,7 +260,7 @@  static int otx2_get_sset_count(struct net_device *netdev, int sset)
 		return -EINVAL;
 
 	qstats_count = otx2_n_queue_stats *
-		       (pfvf->hw.rx_queues + pfvf->hw.tx_queues);
+		       (pfvf->hw.rx_queues + otx2_get_total_tx_queues(pfvf));
 	if (!test_bit(CN10K_RPM, &pfvf->hw.cap_flag))
 		mac_stats = CGX_RX_STATS_COUNT + CGX_TX_STATS_COUNT;
 	otx2_update_lmac_fec_stats(pfvf);
@@ -282,7 +288,7 @@  static int otx2_set_channels(struct net_device *dev,
 {
 	struct otx2_nic *pfvf = netdev_priv(dev);
 	bool if_up = netif_running(dev);
-	int err = 0;
+	int err, qos_txqs;
 
 	if (!channel->rx_count || !channel->tx_count)
 		return -EINVAL;
@@ -296,14 +302,19 @@  static int otx2_set_channels(struct net_device *dev,
 	if (if_up)
 		dev->netdev_ops->ndo_stop(dev);
 
-	err = otx2_set_real_num_queues(dev, channel->tx_count,
+	qos_txqs = bitmap_weight(pfvf->qos.qos_sq_bmap,
+				 OTX2_QOS_MAX_LEAF_NODES);
+
+	err = otx2_set_real_num_queues(dev, channel->tx_count + qos_txqs,
 				       channel->rx_count);
 	if (err)
 		return err;
 
 	pfvf->hw.rx_queues = channel->rx_count;
 	pfvf->hw.tx_queues = channel->tx_count;
-	pfvf->qset.cq_cnt = pfvf->hw.tx_queues +  pfvf->hw.rx_queues;
+	if (pfvf->xdp_prog)
+		pfvf->hw.xdp_queues = channel->rx_count;
+	pfvf->hw.non_qos_queues =  pfvf->hw.tx_queues + pfvf->hw.xdp_queues;
 
 	if (if_up)
 		err = dev->netdev_ops->ndo_open(dev);
@@ -1405,7 +1416,7 @@  static int otx2vf_get_sset_count(struct net_device *netdev, int sset)
 		return -EINVAL;
 
 	qstats_count = otx2_n_queue_stats *
-		       (vf->hw.rx_queues + vf->hw.tx_queues);
+		       (vf->hw.rx_queues + otx2_get_total_tx_queues(vf));
 
 	return otx2_n_dev_stats + otx2_n_drv_stats + qstats_count + 1;
 }