Commit a7314371 authored by Geetha sowjanya's avatar Geetha sowjanya Committed by David S. Miller
Browse files

octeontx2-af: Use NDC TX for transmit packet data 



For better performance set hardware to use NDC TX for reading packet
data specified NIX_SEND_SG_S.

Signed-off-by: default avatarGeetha sowjanya <gakula@marvell.com>
Signed-off-by: default avatarSunil Goutham <sgoutham@marvell.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6baeb395

drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c

+3 −0
Original line number Diff line number Diff line
@@ -4200,6 +4200,9 @@ static int rvu_nix_block_init(struct rvu *rvu, struct nix_hw *nix_hw) 
	/* Restore CINT timer delay to HW reset values */

	rvu_write64(rvu, blkaddr, NIX_AF_CINT_DELAY, 0x0ULL);



	/* For better performance use NDC TX instead of NDC RX for SQ's SQEs" */

	rvu_write64(rvu, blkaddr, NIX_AF_SEB_CFG, 0x1ULL);



	if (is_block_implemented(hw, blkaddr)) {

		err = nix_setup_txschq(rvu, nix_hw, blkaddr);

		if (err)

drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h

+1 −0
Original line number Diff line number Diff line
@@ -263,6 +263,7 @@ 
#define NIX_AF_SDP_TX_FIFO_STATUS	(0x0640)

#define NIX_AF_TX_NPC_CAPTURE_CONFIG	(0x0660)

#define NIX_AF_TX_NPC_CAPTURE_INFO	(0x0670)

#define NIX_AF_SEB_CFG			(0x05F0)



#define NIX_AF_DEBUG_NPC_RESP_DATAX(a)          (0x680 | (a) << 3)

#define NIX_AF_SMQX_CFG(a)                      (0x700 | (a) << 16)