From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 41CB7C61DBE for ; Thu, 27 Aug 2026 02:40:39 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CCE2340E13; Thu, 27 Aug 2026 04:40:30 +0200 (CEST) Received: from cstnet.cn (smtp21.cstnet.cn [159.226.251.21]) by mails.dpdk.org (Postfix) with ESMTP id 9B15740DFB for ; Thu, 27 Aug 2026 04:40:02 +0200 (CEST) Received: from localhost.localdomain (unknown [118.112.177.181]) by APP-01 (Coremail) with SMTP id qwCowACnfvKAo49qgZWjBg--.25125S2; Thu, 27 Aug 2026 10:40:01 +0800 (CST) From: liujie5@linkdatatechnology.com To: stephen@networkplumber.org Cc: dev@dpdk.org Subject: [PATCH v4 38/44] net/sxe2: restore Rx queue buffer split fill support Date: Thu, 27 Aug 2026 10:40:00 +0800 Message-ID: <20260827024000.1431930-1-liujie5@linkdatatechnology.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260826085836.993490-1-liujie5@linkdatatechnology.com> References: <20260826085836.993490-1-liujie5@linkdatatechnology.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID: qwCowACnfvKAo49qgZWjBg--.25125S2 X-Coremail-Antispam: 1UD129KBjvJXoWxJw1ftw47GF1UKr13XF1UJrb_yoWrXFyfpF 1xuF13KaykJrWxK3Z8JFnYgr98Kry8WrW3C393t3WrKFyDKF90qF4DKr18Jr4kCa13AFy8 tasxWF45Gw15AwUanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUk2b7Iv0xC_tr1lb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I2 0VC2zVCF04k26cxKx2IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rw A2F7IY1VAKz4vEj48ve4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Ar0_tr1l84ACjcxK6xII jxv20xvEc7CjxVAFwI0_Cr0_Gr1UM28EF7xvwVC2z280aVAFwI0_Gr0_Cr1l84ACjcxK6I 8E87Iv6xkF7I0E14v26r4j6r4UJwAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC 0VAKzVAqx4xG6I80ewAv7VC0I7IYx2IY67AKxVWrXVW3AwAv7VC2z280aVAFwI0_Gr0_Cr 1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0Y48IcxkI7VAKI48JM4kE6xkIj40Ew7xC0wCF04k2 0xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI 8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jrv_JF1lIxkGc2Ij64vIr41l IxAIcVC0I7IYx2IY67AKxVW5JVW7JwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Cr0_Gr1UMI IF0xvE42xK8VAvwI8IcIk0rVWUJVWUCwCI42IY6I8E87Iv67AKxVW8JVWxJwCI42IY6I8E 87Iv6xkF7I0E14v26r4j6r4UJbIYCTnIWIevJa73UjIFyTuYvjxU3sjjUUUUU X-Originating-IP: [118.112.177.181] X-CM-SenderInfo: xolxyxrhv6zxpqngt3pdwhux5qro0w31of0z/ X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Jie Liu The V4 branch dropped sxe2_rxq_buf_split_fill() and the buffer split handling in sxe2_rxq_ctxt_cfg_fill(), so the Rx buffer split offload (RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT) is advertised in device info but the per-queue context never configures split_en/split_type_mask/ hdr_len, and buffer split packets are not handled correctly. Restore the sxe2_rxq_buf_split_fill() helper and the buffer split branch in sxe2_rxq_ctxt_cfg_fill(), matching the V3 implementation. Fixes: d8e4e075acb4 ("net/sxe2: add probing skeleton") Cc: stable@dpdk.org Cc: stephen@networkplumber.org Signed-off-by: Jie Liu --- drivers/net/sxe2/sxe2_cmd_chnl.c | 88 ++++++++++++++++++++++++++++++++ 1 file changed, 88 insertions(+) diff --git a/drivers/net/sxe2/sxe2_cmd_chnl.c b/drivers/net/sxe2/sxe2_cmd_chnl.c index b17d80d917..ce74af87cc 100644 --- a/drivers/net/sxe2/sxe2_cmd_chnl.c +++ b/drivers/net/sxe2/sxe2_cmd_chnl.c @@ -194,6 +194,84 @@ int32_t sxe2_drv_vsi_del(struct sxe2_adapter *adapter, struct sxe2_vsi *vsi) #define SXE2_RXQ_CTXT_CFG_BUF_LEN_ALIGN (1 << 7) #define SXE2_RX_HDR_SIZE 256 +static int32_t sxe2_rxq_buf_split_fill(struct sxe2_rx_queue *rxq, + struct sxe2_drv_rxq_ctxt *ctxt) +{ + uint32_t proto_hdr; + + proto_hdr = rxq->rx_seg[0].proto_hdr; + if (proto_hdr == RTE_PTYPE_UNKNOWN) { + PMD_LOG_ERR(RX, "Buffer split protocol must be configured"); + return -EINVAL; + } + + switch (proto_hdr & RTE_PTYPE_L4_MASK) { + case RTE_PTYPE_L4_TCP: + ctxt->split_type_mask = SXE2_PTYPE_L4_TCP; + goto l_end; + case RTE_PTYPE_L4_UDP: + ctxt->split_type_mask = SXE2_PTYPE_L4_UDP; + goto l_end; + case RTE_PTYPE_L4_SCTP: + ctxt->split_type_mask = SXE2_PTYPE_L4_SCTP; + goto l_end; + } + + switch (proto_hdr & RTE_PTYPE_L3_MASK) { + case RTE_PTYPE_L3_IPV4_EXT_UNKNOWN: + ctxt->split_type_mask = SXE2_PTYPE_L3_IPV4; + goto l_end; + case RTE_PTYPE_L3_IPV6_EXT_UNKNOWN: + ctxt->split_type_mask = SXE2_PTYPE_L3_IPV6; + goto l_end; + } + + switch (proto_hdr & RTE_PTYPE_L2_MASK) { + case RTE_PTYPE_L2_ETHER: + ctxt->split_type_mask = SXE2_PTYPE_L2_ETHER; + goto l_end; + } + + switch (proto_hdr & RTE_PTYPE_INNER_L4_MASK) { + case RTE_PTYPE_INNER_L4_TCP: + ctxt->split_type_mask = SXE2_PTYPE_INNER_L4_TCP; + goto l_end; + case RTE_PTYPE_INNER_L4_UDP: + ctxt->split_type_mask = SXE2_PTYPE_INNER_L4_UDP; + goto l_end; + case RTE_PTYPE_INNER_L4_SCTP: + ctxt->split_type_mask = SXE2_PTYPE_INNER_L4_SCTP; + goto l_end; + } + + switch (proto_hdr & RTE_PTYPE_INNER_L3_MASK) { + case RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN: + ctxt->split_type_mask = SXE2_PTYPE_INNER_L3_IPV4; + goto l_end; + case RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN: + ctxt->split_type_mask = SXE2_PTYPE_INNER_L3_IPV6; + goto l_end; + } + + switch (proto_hdr & RTE_PTYPE_INNER_L2_MASK) { + case RTE_PTYPE_INNER_L2_ETHER: + ctxt->split_type_mask = SXE2_PTYPE_INNER_L2_ETHER; + goto l_end; + } + + switch (proto_hdr & RTE_PTYPE_TUNNEL_MASK) { + case RTE_PTYPE_TUNNEL_GRENAT: + ctxt->split_type_mask = SXE2_PTYPE_TUNNEL_GRENAT; + goto l_end; + } + + PMD_LOG_ERR(RX, "Buffer split protocol is not supported"); + return -ENOTSUP; +l_end: + ctxt->hdr_len = SXE2_RX_HDR_SIZE; + return 0; +} + static int32_t sxe2_rxq_ctxt_cfg_fill(struct sxe2_rx_queue *rxq, struct sxe2_drv_rxq_cfg_req *req, uint16_t rxq_cnt) { @@ -227,7 +305,17 @@ static int32_t sxe2_rxq_ctxt_cfg_fill(struct sxe2_rx_queue *rxq, else ctxt->keep_crc_en = 0; + if (rxq->offloads & RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT) { + ret = sxe2_rxq_buf_split_fill(rxq, ctxt); + if (ret) + goto l_end; + ctxt->split_en = 1; + } else { + ctxt->split_en = 0; + } + ctxt->desc_size = sizeof(union sxe2_rx_desc); +l_end: return ret; } -- 2.52.0