git: 4a13b8a7c561 - main - ixv: Advertise SCTP checksum offload

From: Kevin Bowling <kbowling_at_FreeBSD.org>
Date: Sat, 08 Aug 2026 12:01:53 UTC
The branch main has been updated by kbowling:

URL: https://cgit.FreeBSD.org/src/commit/?id=4a13b8a7c5611059384309fdebad8e0fb49a73c2

commit 4a13b8a7c5611059384309fdebad8e0fb49a73c2
Author:     Kevin Bowling <kbowling@FreeBSD.org>
AuthorDate: 2026-08-08 11:09:21 +0000
Commit:     Kevin Bowling <kbowling@FreeBSD.org>
CommitDate: 2026-08-08 12:01:40 +0000

    ixv: Advertise SCTP checksum offload
    
    The shared ixgbe transmit path already creates SCTP context
    descriptors, and the hardware exposes the same checksum capability to
    VFs.  Advertise it through iflib as the PF driver does.
    
    MFC after:      2 weeks
---
 sys/dev/ixgbe/if_ixv.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/dev/ixgbe/if_ixv.c b/sys/dev/ixgbe/if_ixv.c
index 015347b69124..ae7f1a64babb 100644
--- a/sys/dev/ixgbe/if_ixv.c
+++ b/sys/dev/ixgbe/if_ixv.c
@@ -498,7 +498,8 @@ ixv_if_attach_pre(if_ctx_t ctx)
 	    DBA_ALIGN);
 	/* XXX */
 	scctx->isc_tx_csum_flags = CSUM_IP | CSUM_TCP | CSUM_UDP | CSUM_TSO |
-	    CSUM_IP6_TCP | CSUM_IP6_UDP | CSUM_IP6_TSO;
+	    CSUM_IP6_TCP | CSUM_IP6_UDP | CSUM_IP6_TSO | CSUM_SCTP |
+	    CSUM_IP6_SCTP;
 	scctx->isc_tx_nsegments = IXGBE_82599_SCATTER;
 	scctx->isc_msix_bar = pci_msix_table_bar(dev);
 	scctx->isc_tx_tso_segments_max = scctx->isc_tx_nsegments;