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

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
......@@ -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 \
......
......@@ -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 */
......@@ -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;
......
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