[PATCH net-next v2] crypto/chtls: Enable tcp window scaling option

[Vinay Kumar Yadav]

Enable tcp window scaling option in hw based on sysctl settings
and option in connection request.

v1->v2:
- Set window scale option based on option in connection request.

Signed-off-by: Vinay Kumar Yadav <vinay.ya...@chelsio.com>
---
 drivers/crypto/chelsio/chtls/chtls_cm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/crypto/chelsio/chtls/chtls_cm.c 
b/drivers/crypto/chelsio/chtls/chtls_cm.c
index 07641b30f317..27569679ed65 100644
--- a/drivers/crypto/chelsio/chtls/chtls_cm.c
+++ b/drivers/crypto/chelsio/chtls/chtls_cm.c
@@ -1041,6 +1041,7 @@ static void chtls_pass_accept_rpl(struct sk_buff *skb,
        opt2 |= CONG_CNTRL_V(CONG_ALG_NEWRENO);
        opt2 |= T5_ISS_F;
        opt2 |= T5_OPT_2_VALID_F;
+       opt2 |= WND_SCALE_EN_V(WSCALE_OK(tp));
        rpl5->opt0 = cpu_to_be64(opt0);
        rpl5->opt2 = cpu_to_be32(opt2);
        rpl5->iss = cpu_to_be32((prandom_u32() & ~7UL) - 1);
-- 
2.18.1