Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 42349661 authored by Vamsi Attunuru's avatar Vamsi Attunuru Committed by David S. Miller
Browse files

octeontx2-af: Reset NIXLF's Rx/Tx stats 



This patch adds a new mailbox message to reset
a NIXLF's receive and transmit HW stats.

Signed-off-by: default avatarVamsi Attunuru <vamsi.attunuru@marvell.com>
Signed-off-by: default avatarSunil Goutham <sgoutham@marvell.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b279bbb3

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

+2 −1
Original line number Diff line number Diff line
@@ -155,7 +155,8 @@ M(NIX_AQ_ENQ, 0x8002, nix_aq_enq_req, nix_aq_enq_rsp) \ 
M(NIX_HWCTX_DISABLE,	0x8003, hwctx_disable_req, msg_rsp)		\

M(NIX_TXSCH_ALLOC,	0x8004, nix_txsch_alloc_req, nix_txsch_alloc_rsp) \

M(NIX_TXSCH_FREE,	0x8005, nix_txsch_free_req, msg_rsp)		\

M(NIX_TXSCHQ_CFG,	0x8006, nix_txschq_config, msg_rsp)

M(NIX_TXSCHQ_CFG,	0x8006, nix_txschq_config, msg_rsp)		\

M(NIX_STATS_RST,	0x8007, msg_req, msg_rsp)



/* Messages initiated by AF (range 0xC00 - 0xDFF) */

#define MBOX_UP_CGX_MESSAGES						\

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

+2 −0
Original line number Diff line number Diff line
@@ -288,4 +288,6 @@ int rvu_mbox_handler_NIX_TXSCH_FREE(struct rvu *rvu, 
int rvu_mbox_handler_NIX_TXSCHQ_CFG(struct rvu *rvu,

				    struct nix_txschq_config *req,

				    struct msg_rsp *rsp);

int rvu_mbox_handler_NIX_STATS_RST(struct rvu *rvu, struct msg_req *req,

				   struct msg_rsp *rsp);

#endif /* RVU_H */

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

+30 −0
Original line number Diff line number Diff line
@@ -1053,6 +1053,36 @@ static int nix_setup_txschq(struct rvu *rvu, struct nix_hw *nix_hw, int blkaddr) 
	return 0;

}



int rvu_mbox_handler_NIX_STATS_RST(struct rvu *rvu, struct msg_req *req,

				   struct msg_rsp *rsp)

{

	struct rvu_hwinfo *hw = rvu->hw;

	u16 pcifunc = req->hdr.pcifunc;

	int i, nixlf, blkaddr;

	u64 stats;



	blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NIX, pcifunc);

	if (blkaddr < 0)

		return NIX_AF_ERR_AF_LF_INVALID;



	nixlf = rvu_get_lf(rvu, &hw->block[blkaddr], pcifunc, 0);

	if (nixlf < 0)

		return NIX_AF_ERR_AF_LF_INVALID;



	/* Get stats count supported by HW */

	stats = rvu_read64(rvu, blkaddr, NIX_AF_CONST1);



	/* Reset tx stats */

	for (i = 0; i < ((stats >> 24) & 0xFF); i++)

		rvu_write64(rvu, blkaddr, NIX_AF_LFX_TX_STATX(nixlf, i), 0);



	/* Reset rx stats */

	for (i = 0; i < ((stats >> 32) & 0xFF); i++)

		rvu_write64(rvu, blkaddr, NIX_AF_LFX_RX_STATX(nixlf, i), 0);



	return 0;

}



static int nix_calibrate_x2p(struct rvu *rvu, int blkaddr)

{

	int idx, err;