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charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: ssaxena X-Git-Repository: src X-Git-Refname: refs/heads/stable/15 X-Git-Reftype: branch X-Git-Commit: fb9a72c59a4a21172ffac3bfbcc011ed45c08f77 Auto-Submitted: auto-generated Date: Wed, 30 Sep 2026 10:41:23 +0000 Message-Id: <6abce753.3ac79.4bcaf13e@gitrepo.freebsd.org> The branch stable/15 has been updated by ssaxena: URL: https://cgit.FreeBSD.org/src/commit/?id=fb9a72c59a4a21172ffac3bfbcc011ed45c08f77 commit fb9a72c59a4a21172ffac3bfbcc011ed45c08f77 Author: acazuc AuthorDate: 2025-11-27 10:29:34 +0000 Commit: Sumit Saxena CommitDate: 2026-09-30 10:39:29 +0000 bnxt: set hardware checksum only if required The test condition in the bnxt driver for TCP/UDP transmit hardware checksum offload is invalid: only the TCP / UDP csum bits should be tested Only the relevant ipi_csum_flags bits are now tested Reviewed by: tuexen Sponsored by: Stormshield Differential Revision: https://reviews.freebsd.org/D53941 (cherry picked from commit 2e94e1631ef517f5495e25d7fa22c95f7dca0dc6) --- sys/dev/bnxt/bnxt_en/bnxt_txrx.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) diff --git a/sys/dev/bnxt/bnxt_en/bnxt_txrx.c b/sys/dev/bnxt/bnxt_en/bnxt_txrx.c index 2e10de6f0174..3e867454de8a 100644 --- a/sys/dev/bnxt/bnxt_en/bnxt_txrx.c +++ b/sys/dev/bnxt/bnxt_en/bnxt_txrx.c @@ -154,12 +154,22 @@ bnxt_isc_txd_encap(void *sc, if_pkt_info_t pi) lflags |= TX_BD_LONG_LFLAGS_LSO | TX_BD_LONG_LFLAGS_T_IPID; } - else if(pi->ipi_csum_flags & CSUM_OFFLOAD) { - lflags |= TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM | - TX_BD_LONG_LFLAGS_IP_CHKSUM; - } - else if(pi->ipi_csum_flags & CSUM_IP) { - lflags |= TX_BD_LONG_LFLAGS_IP_CHKSUM; + else { + if (pi->ipi_csum_flags & CSUM_IP) { + lflags |= TX_BD_LONG_LFLAGS_IP_CHKSUM; + } + switch (pi->ipi_ipproto) { + case IPPROTO_TCP: + if (pi->ipi_csum_flags & (CSUM_IP_TCP | CSUM_IP6_TCP)) { + lflags |= TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM; + } + break; + case IPPROTO_UDP: + if (pi->ipi_csum_flags & (CSUM_IP_UDP | CSUM_IP6_UDP)) { + lflags |= TX_BD_LONG_LFLAGS_TCP_UDP_CHKSUM; + } + break; + } } tbdh->lflags = htole16(lflags); }