From 8d01b9cd70a67cdafd5b965a70420c3bd7fb3f82 Mon Sep 17 00:00:00 2001 From: Luca Boccassi Date: Thu, 1 Nov 2018 11:59:50 +0000 Subject: New upstream version 18.11-rc1 Change-Id: Iaa71986dd6332e878d8f4bf493101b2bbc6313bb Signed-off-by: Luca Boccassi --- drivers/net/sfc/sfc_tso.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 drivers/net/sfc/sfc_tso.h (limited to 'drivers/net/sfc/sfc_tso.h') diff --git a/drivers/net/sfc/sfc_tso.h b/drivers/net/sfc/sfc_tso.h new file mode 100644 index 00000000..3d2faf54 --- /dev/null +++ b/drivers/net/sfc/sfc_tso.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * + * Copyright (c) 2018 Solarflare Communications Inc. + * All rights reserved. + * + * This software was jointly developed between OKTET Labs (under contract + * for Solarflare) and Solarflare Communications, Inc. + */ + +/** Standard TSO header length */ +#define SFC_TSOH_STD_LEN 256 + +/** The number of TSO option descriptors that precede the packet descriptors */ +#define SFC_TSO_OPT_DESCS_NUM 2 + +/** + * The number of DMA descriptors for TSO header that may or may not precede the + * packet's payload descriptors + */ +#define SFC_TSO_HDR_DESCS_NUM 1 + +unsigned int sfc_tso_prepare_header(uint8_t *tsoh, size_t header_len, + struct rte_mbuf **in_seg, size_t *in_off); -- cgit 1.2.3-korg