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[23.128.96.18]) by mx.google.com with ESMTP id z13si4860923edb.22.2021.08.30.05.57.13; Mon, 30 Aug 2021 05:57:41 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@marvell.com header.s=pfpt0220 header.b=HGnJdvz3; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=REJECT dis=NONE) header.from=marvell.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236622AbhH3M4T (ORCPT + 99 others); Mon, 30 Aug 2021 08:56:19 -0400 Received: from mx0a-0016f401.pphosted.com ([67.231.148.174]:4496 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S232454AbhH3M4S (ORCPT ); Mon, 30 Aug 2021 08:56:18 -0400 Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 17U2ELf9025338; Mon, 30 Aug 2021 05:55:24 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=pfpt0220; bh=s8DXCJtPPB4B9qw38n/M0aDBPSIzcd2a8g2zHwhODMY=; b=HGnJdvz3WV/SSKS9/bBqnOGcdu5JuwCxwyDMshRPqlFwtWAteIzP/Y+R4IoMli9u64Wo JMSuGw4x6c3tLf6GtBwXZ4ivHEGsaPPMI6g3a7QifPKY12ea06YtY7sRS4RXIbbamtS9 aMnh1yTWT7KjPdFIPeZF3T34P1ajvzDVW6+BanpfhBDnIRYw6u4U0jamrq6Sdc8+lR2J o9wvdcdDOxYg3e8/3/4lcPYBzM0Ln0mkX/1iHnILc8COa1iaqHSTaXCMMg4mBSlh6aDE lxtP9O785skb2cM6vmEv8Py9rWCYOviCJXy9VJT8fAh+EAPnQykidOkgIGctY3Ldu7SH DQ== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0a-0016f401.pphosted.com with ESMTP id 3arpcahsqp-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Mon, 30 Aug 2021 05:55:24 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Mon, 30 Aug 2021 05:55:22 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.18 via Frontend Transport; Mon, 30 Aug 2021 05:55:22 -0700 Received: from hyd1soter3.marvell.com (unknown [10.29.37.12]) by maili.marvell.com (Postfix) with ESMTP id AD8F53F7078; Mon, 30 Aug 2021 05:55:19 -0700 (PDT) From: Geetha sowjanya To: , CC: , , , , , , , Subject: [net-next PATCH] octeontx2-af: Use NDC TX for transmit packet data Date: Mon, 30 Aug 2021 18:25:18 +0530 Message-ID: <20210830125518.20419-1-gakula@marvell.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-GUID: q3a96sC8PqlhS7t9Ocbdx2eWFnzl39dL X-Proofpoint-ORIG-GUID: q3a96sC8PqlhS7t9Ocbdx2eWFnzl39dL X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.182.1,Aquarius:18.0.790,Hydra:6.0.391,FMLib:17.0.607.475 definitions=2021-08-30_05,2021-08-30_01,2020-04-07_01 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For better performance set hardware to use NDC TX for reading packet data specified NIX_SEND_SG_S. Signed-off-by: Geetha sowjanya Signed-off-by: Sunil Goutham --- drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c | 3 +++ drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c index 8f37477e0cb5..9ef4e942e31e 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c @@ -4200,6 +4200,9 @@ static int rvu_nix_block_init(struct rvu *rvu, struct nix_hw *nix_hw) /* Restore CINT timer delay to HW reset values */ rvu_write64(rvu, blkaddr, NIX_AF_CINT_DELAY, 0x0ULL); + /* For better performance use NDC TX instead of NDC RX for SQ's SQEs" */ + rvu_write64(rvu, blkaddr, NIX_AF_SEB_CFG, 0x1ULL); + if (is_block_implemented(hw, blkaddr)) { err = nix_setup_txschq(rvu, nix_hw, blkaddr); if (err) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h b/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h index 576b037a00f0..21f1ed4e222f 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h @@ -263,6 +263,7 @@ #define NIX_AF_SDP_TX_FIFO_STATUS (0x0640) #define NIX_AF_TX_NPC_CAPTURE_CONFIG (0x0660) #define NIX_AF_TX_NPC_CAPTURE_INFO (0x0670) +#define NIX_AF_SEB_CFG (0x05F0) #define NIX_AF_DEBUG_NPC_RESP_DATAX(a) (0x680 | (a) << 3) #define NIX_AF_SMQX_CFG(a) (0x700 | (a) << 16) -- 2.17.1