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octeontx2-af: Fix LBK backpressure id count

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In rvu_nix_get_bpid() lbk_bpid_cnt is being read from
wrong register. Due to this backpressure enable is failing
for LBK VF32 onwards. This patch fixes that.

Fixes: fe1939bb23 ("octeontx2-af: Add SDP interface support")
Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: Subbaraya Sundeep <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sunil Goutham 2022-01-21 12:04:40 +05:30 committed by David S. Miller
parent d225c449ab
commit 00bfe94e38
1 changed files with 3 additions and 3 deletions
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6
drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
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@ -512,11 +512,11 @@ static int rvu_nix_get_bpid(struct rvu *rvu, struct nix_bp_cfg_req *req,
cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST);
lmac_chan_cnt = cfg & 0xFF;
cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST1);
sdp_chan_cnt = cfg & 0xFFF;
cgx_bpid_cnt = hw->cgx_links * lmac_chan_cnt;
lbk_bpid_cnt = hw->lbk_links * ((cfg >> 16) & 0xFF);
cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST1);
sdp_chan_cnt = cfg & 0xFFF;
sdp_bpid_cnt = hw->sdp_links * sdp_chan_cnt;
pfvf = rvu_get_pfvf(rvu, req->hdr.pcifunc);