diff options
author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-06-05 14:11:35 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2019-06-06 14:13:39 -0700 |
commit | d9d2d4c54fd7f5e7a7f4fda01ef53ec237ed57da (patch) | |
tree | 08998fea622154f302871176c64662fdc7d85e13 /drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c | |
parent | d3e4dfe060cc818262425b8606b502f79c3d9116 (diff) | |
download | linux-d9d2d4c54fd7f5e7a7f4fda01ef53ec237ed57da.tar.bz2 |
nfp: parse crypto opcode TLV
Parse TLV containing a bitmask of supported crypto operations.
The TLV contains a capability bitmask (supported operations)
and enabled bitmask. Each operation describes the crypto
protocol quite exhaustively (protocol, AEAD, direction).
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c')
-rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c index 6c207c5e9265..d835c14b7257 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c @@ -103,6 +103,17 @@ int nfp_net_tlv_caps_parse(struct device *dev, u8 __iomem *ctrl_mem, if (length >= 4) caps->mbox_cmsg_types = readl(data); break; + case NFP_NET_CFG_TLV_TYPE_CRYPTO_OPS: + if (length < 32) { + dev_err(dev, + "CRYPTO OPS TLV should be at least 32B, is %dB offset:%u\n", + length, offset); + return -EINVAL; + } + + caps->crypto_ops = readl(data); + caps->crypto_enable_off = data - ctrl_mem + 16; + break; default: if (!FIELD_GET(NFP_NET_CFG_TLV_HEADER_REQUIRED, hdr)) break; |