diff options
| author | Harsh Jain <harsh@chelsio.com> | 2017-10-08 11:07:23 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-11-03 16:50:46 +0300 |
| commit | 2f47d58043110b0aeac1952494db668fc0fc7c0a (patch) | |
| tree | 23d39e52581e3d0101105ce84d34be36b9a6c6b2 /drivers/net/ethernet/chelsio | |
| parent | 2956f36c954ee6e31068a02cf2ca551efa5235f1 (diff) | |
| download | linux-2f47d58043110b0aeac1952494db668fc0fc7c0a.tar.xz | |
crypto: chelsio - Move DMA un/mapping to chcr from lld cxgb4 driver
Allow chcr to do DMA mapping/Unmapping instead of lld cxgb4.
It moves "Copy AAD to dst buffer" requirement from driver to
firmware.
Signed-off-by: Harsh Jain <harsh@chelsio.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/net/ethernet/chelsio')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/sge.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index 4ef68f69b58c..6a934c758fbb 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -1537,7 +1537,13 @@ int t4_mgmt_tx(struct adapter *adap, struct sk_buff *skb) */ static inline int is_ofld_imm(const struct sk_buff *skb) { - return skb->len <= MAX_IMM_TX_PKT_LEN; + struct work_request_hdr *req = (struct work_request_hdr *)skb->data; + unsigned long opcode = FW_WR_OP_G(ntohl(req->wr_hi)); + + if (opcode == FW_CRYPTO_LOOKASIDE_WR) + return skb->len <= SGE_MAX_WR_LEN; + else + return skb->len <= MAX_IMM_TX_PKT_LEN; } /** |