diff options
author | Sunil Goutham <sgoutham@marvell.com> | 2018-11-19 16:17:35 +0530 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2018-11-19 17:56:08 -0800 |
commit | f325d3f4cb190a944239072650d842fad6156a9c (patch) | |
tree | 2f056aae8dccc138e3cc92ac43841b65f9dfc69f /drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c | |
parent | octeontx2-af: Add support for stripping STAG/CTAG (diff) | |
download | linux-dev-f325d3f4cb190a944239072650d842fad6156a9c.tar.xz linux-dev-f325d3f4cb190a944239072650d842fad6156a9c.zip |
octeontx2-af: Verify NPA/SSO/NIX PF_FUNC mapping
While mapping a NIX LF to a NPA LF attached PF_FUNC or
SSO LF attached PF_FUNC, verify if PF_FUNC is valid and
if that PF_FUNC has a LF of that block attached to it or not.
Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c index a8d9fdf41648..55fd2fd9918a 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c @@ -694,6 +694,24 @@ int rvu_mbox_handler_nix_lf_alloc(struct rvu *rvu, if (nixlf < 0) return NIX_AF_ERR_AF_LF_INVALID; + /* Check if requested 'NIXLF <=> NPALF' mapping is valid */ + if (req->npa_func) { + /* If default, use 'this' NIXLF's PFFUNC */ + if (req->npa_func == RVU_DEFAULT_PF_FUNC) + req->npa_func = pcifunc; + if (!is_pffunc_map_valid(rvu, req->npa_func, BLKTYPE_NPA)) + return NIX_AF_INVAL_NPA_PF_FUNC; + } + + /* Check if requested 'NIXLF <=> SSOLF' mapping is valid */ + if (req->sso_func) { + /* If default, use 'this' NIXLF's PFFUNC */ + if (req->sso_func == RVU_DEFAULT_PF_FUNC) + req->sso_func = pcifunc; + if (!is_pffunc_map_valid(rvu, req->sso_func, BLKTYPE_SSO)) + return NIX_AF_INVAL_SSO_PF_FUNC; + } + /* If RSS is being enabled, check if requested config is valid. * RSS table size should be power of two, otherwise * RSS_GRP::OFFSET + adder might go beyond that group or @@ -798,18 +816,10 @@ int rvu_mbox_handler_nix_lf_alloc(struct rvu *rvu, /* Enable LMTST for this NIX LF */ rvu_write64(rvu, blkaddr, NIX_AF_LFX_TX_CFG2(nixlf), BIT_ULL(0)); - /* Set CQE/WQE size, NPA_PF_FUNC for SQBs and also SSO_PF_FUNC - * If requester has sent a 'RVU_DEFAULT_PF_FUNC' use this NIX LF's - * PCIFUNC itself. - */ - if (req->npa_func == RVU_DEFAULT_PF_FUNC) - cfg = pcifunc; - else + /* Set CQE/WQE size, NPA_PF_FUNC for SQBs and also SSO_PF_FUNC */ + if (req->npa_func) cfg = req->npa_func; - - if (req->sso_func == RVU_DEFAULT_PF_FUNC) - cfg |= (u64)pcifunc << 16; - else + if (req->sso_func) cfg |= (u64)req->sso_func << 16; cfg |= (u64)req->xqe_sz << 33; |