From 2f47d58043110b0aeac1952494db668fc0fc7c0a Mon Sep 17 00:00:00 2001 From: Harsh Jain Date: Sun, 8 Oct 2017 13:37:23 +0530 Subject: 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 Signed-off-by: Herbert Xu --- drivers/net/ethernet/chelsio/cxgb4/sge.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'drivers/net') 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; } /** -- cgit v1.2.3