Commit 00bfe94e authored by Sunil Goutham's avatar Sunil Goutham Committed by David S. Miller
Browse files

octeontx2-af: Fix LBK backpressure id count 



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: fe1939bb ("octeontx2-af: Add SDP interface support")
Signed-off-by: default avatarSunil Goutham <sgoutham@marvell.com>
Signed-off-by: default avatarSubbaraya Sundeep <sgoutham@marvell.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d225c449

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

+3 −3
Original line number Diff line number Diff line
@@ -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);