linux-kernel - [net-next PATCH v2 3/3] octeontx2-af: debugfs: Add channel and channel mask.

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Date:   Tue, 26 Oct 2021 17:48:14 +0530
From:   Rakesh Babu <rsaladi2@...vell.com>
To:     <sgoutham@...vell.com>, <gakula@...vell.com>,
        <sbhatta@...vell.com>, <hkelam@...vell.com>, <davem@...emloft.net>,
        <kuba@...nel.org>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Rakesh Babu <rsaladi2@...vell.com>
Subject: [net-next PATCH v2 3/3] octeontx2-af: debugfs: Add channel and channel mask.

This patch is to dispaly channel and channel_mask for each RX
interface of NPC MCAM rule.

Signed-off-by: Rakesh Babu <rsaladi2@...vell.com>
Signed-off-by: Sunil Kovvuri Goutham <sgoutham@...vell.com>
---
 drivers/net/ethernet/marvell/octeontx2/af/npc.h         | 4 ++++
 drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c | 2 ++
 drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c  | 3 +++
 3 files changed, 9 insertions(+)

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/npc.h b/drivers/net/ethernet/marvell/octeontx2/af/npc.h
index 3144d309783c..77fd39e2c8db 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/npc.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/npc.h
@@ -8,6 +8,8 @@
 #ifndef NPC_H
 #define NPC_H
 
+#define NPC_KEX_CHAN_MASK	0xFFFULL
+
 enum NPC_LID_E {
 	NPC_LID_LA = 0,
 	NPC_LID_LB,
@@ -591,6 +593,8 @@ struct rvu_npc_mcam_rule {
 	u8 default_rule;
 	bool enable;
 	bool vfvlan_cfg;
+	u16 chan;
+	u16 chan_mask;
 };
 
 #endif /* NPC_H */
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
index 205e5d203189..40196ead77c7 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
@@ -2490,6 +2490,8 @@ static int rvu_dbg_npc_mcam_show_rules(struct seq_file *s, void *unused)
 				seq_printf(s, "VF%d", vf);
 			}
 			seq_puts(s, "\n");
+			seq_printf(s, "\tchannel: 0x%x\n", iter->chan);
+			seq_printf(s, "\tchannel_mask: 0x%x\n", iter->chan_mask);
 		}
 
 		rvu_dbg_npc_mcam_show_action(s, iter);
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c
index 51ddc7b81d0b..ff2b21999f36 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c
@@ -1119,6 +1119,9 @@ static int npc_install_flow(struct rvu *rvu, int blkaddr, u16 target,
 	rule->default_rule = req->default_rule;
 	rule->owner = owner;
 	rule->enable = enable;
+	rule->chan_mask = write_req.entry_data.kw_mask[0] & NPC_KEX_CHAN_MASK;
+	rule->chan = write_req.entry_data.kw[0] & NPC_KEX_CHAN_MASK;
+	rule->chan &= rule->chan_mask;
 	if (is_npc_intf_tx(req->intf))
 		rule->intf = pfvf->nix_tx_intf;
 	else
-- 
2.17.1