From patchwork Fri Jul 19 10:06:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hemant Agrawal X-Patchwork-Id: 56765 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id B01CB1B4B6; Fri, 19 Jul 2019 12:07:37 +0200 (CEST) Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) by dpdk.org (Postfix) with ESMTP id A436E5B3C; Fri, 19 Jul 2019 12:07:34 +0200 (CEST) Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id E0ED32000D0; Fri, 19 Jul 2019 12:07:33 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 5A7902000A4; Fri, 19 Jul 2019 12:07:31 +0200 (CEST) Received: from bf-netperf1.ap.freescale.net (bf-netperf1.ap.freescale.net [10.232.133.63]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 3CE9F402D5; Fri, 19 Jul 2019 18:07:27 +0800 (SGT) From: Hemant Agrawal To: dev@dpdk.org, ferruh.yigit@intel.com Cc: Nipun Gupta , stable@dpdk.org Date: Fri, 19 Jul 2019 15:36:09 +0530 Message-Id: <20190719100609.30074-2-hemant.agrawal@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190719100609.30074-1-hemant.agrawal@nxp.com> References: <20190719100609.30074-1-hemant.agrawal@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Subject: [dpdk-dev] [PATCH 2/2] net/dpaa2: fix the ctrl bits in Tx SG FD X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Nipun Gupta This patch resets frc and ctrl in sg tx fd to avoid corruption. Fixes: 774e9ea91992 ("net/dpaa2: add support for multi seg buffers") Cc: stable@dpdk.org Signed-off-by: Nipun Gupta --- drivers/bus/fslmc/portal/dpaa2_hw_pvt.h | 1 + drivers/net/dpaa2/dpaa2_rxtx.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h b/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h index 92fc76211..8644761db 100644 --- a/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h +++ b/drivers/bus/fslmc/portal/dpaa2_hw_pvt.h @@ -229,6 +229,7 @@ enum qbman_fd_format { ((fd)->simple.frc = (0x80000000 | (len))) #define DPAA2_GET_FD_FRC_PARSE_SUM(fd) \ ((uint16_t)(((fd)->simple.frc & 0xffff0000) >> 16)) +#define DPAA2_RESET_FD_FRC(fd) ((fd)->simple.frc = 0) #define DPAA2_SET_FD_FRC(fd, _frc) ((fd)->simple.frc = _frc) #define DPAA2_RESET_FD_CTRL(fd) ((fd)->simple.ctrl = 0) diff --git a/drivers/net/dpaa2/dpaa2_rxtx.c b/drivers/net/dpaa2/dpaa2_rxtx.c index c6e50123c..6ca5071e0 100644 --- a/drivers/net/dpaa2/dpaa2_rxtx.c +++ b/drivers/net/dpaa2/dpaa2_rxtx.c @@ -370,8 +370,9 @@ eth_mbuf_to_sg_fd(struct rte_mbuf *mbuf, DPAA2_SET_FD_LEN(fd, mbuf->pkt_len); DPAA2_SET_ONLY_FD_BPID(fd, bpid); DPAA2_SET_FD_OFFSET(fd, temp->data_off); - DPAA2_SET_FD_ASAL(fd, DPAA2_ASAL_VAL); DPAA2_FD_SET_FORMAT(fd, qbman_fd_sg); + DPAA2_RESET_FD_FRC(fd); + DPAA2_RESET_FD_CTRL(fd); /*Set Scatter gather table and Scatter gather entries*/ sgt = (struct qbman_sge *)( (size_t)DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd))