netdev - [PATCH v1 net-next 11/14] octeontx2-af: Configure VLAN TPIDs

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Message-Id: <20181201091403.30166-12-jerinjacobk@gmail.com>
Date:   Sat,  1 Dec 2018 14:44:00 +0530
From:   Jerin Jacob <jerinjacobk@...il.com>
To:     netdev@...r.kernel.org, davem@...emloft.net
Cc:     sgoutham@...vell.com, lcherian@...vell.com, gakula@...vell.com,
        jerinj@...vell.com, Nithin Dabilpuram <ndabilpuram@...vell.com>
Subject: [PATCH v1 net-next 11/14] octeontx2-af: Configure VLAN TPIDs

From: Nithin Dabilpuram <ndabilpuram@...vell.com>

Setup TPID's for vlan0 and vlan1 for Tx VLAN insertion offloads.

Signed-off-by: Nithin Dabilpuram <ndabilpuram@...vell.com>
Signed-off-by: Jerin Jacob <jerinj@...vell.com>
---
 drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
index 066f2fc80c1c..5baa427952bb 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
@@ -865,6 +865,13 @@ int rvu_mbox_handler_nix_lf_alloc(struct rvu *rvu,
 		    (u64)pfvf->nix_qints_ctx->iova);
 	rvu_write64(rvu, blkaddr, NIX_AF_LFX_QINTS_CFG(nixlf), BIT_ULL(36));
 
+	/* Setup VLANX TPID's.
+	 * Use VLAN1 for 802.1Q
+	 * and VLAN0 for 802.1AD.
+	 */
+	cfg = (0x8100ULL << 16) | 0x88A8ULL;
+	rvu_write64(rvu, blkaddr, NIX_AF_LFX_TX_CFG(nixlf), cfg);
+
 	/* Enable LMTST for this NIX LF */
 	rvu_write64(rvu, blkaddr, NIX_AF_LFX_TX_CFG2(nixlf), BIT_ULL(0));
 
-- 
2.19.2