From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <dev-bounces@dpdk.org>
Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124])
	by inbox.dpdk.org (Postfix) with ESMTP id C490F45ACC;
	Sun,  6 Oct 2024 22:41:44 +0200 (CEST)
Received: from mails.dpdk.org (localhost [127.0.0.1])
	by mails.dpdk.org (Postfix) with ESMTP id 591C340E18;
	Sun,  6 Oct 2024 22:38:26 +0200 (CEST)
Received: from egress-ip42a.ess.de.barracuda.com
 (egress-ip42a.ess.de.barracuda.com [18.185.115.201])
 by mails.dpdk.org (Postfix) with ESMTP id 2E7BA40B90
 for <dev@dpdk.org>; Sun,  6 Oct 2024 22:38:01 +0200 (CEST)
Received: from EUR02-AM0-obe.outbound.protection.outlook.com
 (mail-am0eur02lp2233.outbound.protection.outlook.com [104.47.11.233]) by
 mx-outbound44-124.eu-central-1c.ess.aws.cudaops.com (version=TLSv1.2
 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO);
 Sun, 06 Oct 2024 20:38:00 +0000
ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none;
 b=P69RFTRuVfl7q80XfqKMT3rkhxYyPgNmBFYl18806ucDccLV4sNvle+a1bA+sxx8K0nUgncf+76wBPEe4DtwVLEahlZDLDChboNXOEccofR+R844g5hfaG7qnyt4arv7F+Zde2J5vfVzMkzIzMtvBMC+5rTPmxl8NQUX+r/Cq7EWrEEHvFiKHcW5BtaWYcIAzR4Njyl6P7DKaOzmBqsv0MJ3+shJzYaTDlhnJMheeZPiUBIOTEazZOK2tji9Q1sPDiF7Zd1XP0RZin0ty4FkIKTZRLTnUqxBgchUPacm7ZL0D7vM1iwgkdy07tXmPssSFDqiaR0XCQoDKxEkDaH7OA==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; 
 s=arcselector10001;
 h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1;
 bh=xnYnin0spfMO0W/uJkkIxC38N7+rFzKTHek0Q8ZEjQU=;
 b=Ywmx5oYhX86CPwdH2mMFcL3lqFDVJUREdx9Bpuu9f9J7EtiwNOl5FLDYBjc7mPbM+uhtRLNqcK4Q5pRFbqJ/NQZqbxmA2DdcrsLVqojKEWSZCPe+wZsnF1kOn1J5fjUOS48s2msObywFadb9NQyUSGhFY+AiXPCSG67DQ9Quq6DjFKFPLIznDpQR7Or4XPrAkYhFYyC2UKsxZS1pDQEqdj1nYwsAlux9nfxEOao2bFJ/F9+8oRiLhKkzDPDxH0+WtVYXrmVUO4s0esSvGlN3m/XCzaFI5rwv3UbJtYKKmQg2JrC4WnZElaUFsFEfjENYWdgG8FN5nNAhpf8Yc9mDYg==
ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=fail (sender ip is
 178.72.21.4) smtp.rcpttodomain=dpdk.org smtp.mailfrom=napatech.com;
 dmarc=fail (p=reject sp=reject pct=100) action=oreject
 header.from=napatech.com; dkim=none (message not signed); arc=none (0)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=napatech.com;
 s=selector1;
 h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;
 bh=xnYnin0spfMO0W/uJkkIxC38N7+rFzKTHek0Q8ZEjQU=;
 b=VIju2djyXT0D3pCE+SQ6l39DyJUMOHbZwGeyVSGcV+xatUhw4O0gLPPKdcKo8gNLYe5Cc7beLiW8lGZ1X7JW4A56Gva2vIZdaJW6s7nmxk03nf7tYxZF4mv4ZNHK9PSZTfXEhqbTOwIeMs9Bcsk6vBrkhXaskfc01SQ80bfHtQs=
Received: from AM6PR04CA0023.eurprd04.prod.outlook.com (2603:10a6:20b:92::36)
 by PAXP190MB1814.EURP190.PROD.OUTLOOK.COM (2603:10a6:102:28e::7) with
 Microsoft SMTP Server (version=TLS1_2,
 cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8026.20; Sun, 6 Oct
 2024 20:37:58 +0000
Received: from AMS0EPF00000190.eurprd05.prod.outlook.com
 (2603:10a6:20b:92:cafe::b4) by AM6PR04CA0023.outlook.office365.com
 (2603:10a6:20b:92::36) with Microsoft SMTP Server (version=TLS1_2,
 cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8026.20 via Frontend
 Transport; Sun, 6 Oct 2024 20:37:58 +0000
X-MS-Exchange-Authentication-Results: spf=fail (sender IP is 178.72.21.4)
 smtp.mailfrom=napatech.com; dkim=none (message not signed)
 header.d=none;dmarc=fail action=oreject header.from=napatech.com;
Received-SPF: Fail (protection.outlook.com: domain of napatech.com does not
 designate 178.72.21.4 as permitted sender) receiver=protection.outlook.com;
 client-ip=178.72.21.4; helo=localhost.localdomain;
Received: from localhost.localdomain (178.72.21.4) by
 AMS0EPF00000190.mail.protection.outlook.com (10.167.16.213) with Microsoft
 SMTP Server id 15.20.7918.13 via Frontend Transport; Sun, 6 Oct 2024 20:37:58
 +0000
From: Serhii Iliushyk <sil-plv@napatech.com>
To: dev@dpdk.org
Cc: mko-plv@napatech.com, sil-plv@napatech.com, ckm@napatech.com,
 andrew.rybchenko@oktetlabs.ru, ferruh.yigit@amd.com,
 Oleksandr Kolomeiets <okl-plv@napatech.com>
Subject: [PATCH v1 33/50] net/ntnic: add slicer (SLC LR) FPGA module
Date: Sun,  6 Oct 2024 22:37:00 +0200
Message-ID: <20241006203728.330792-34-sil-plv@napatech.com>
X-Mailer: git-send-email 2.45.0
In-Reply-To: <20241006203728.330792-1-sil-plv@napatech.com>
References: <20241006203728.330792-1-sil-plv@napatech.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
X-EOPAttributedMessage: 0
X-MS-PublicTrafficType: Email
X-MS-TrafficTypeDiagnostic: AMS0EPF00000190:EE_|PAXP190MB1814:EE_
Content-Type: text/plain
X-MS-Office365-Filtering-Correlation-Id: 22b334c4-80fb-4338-f389-08dce646c393
X-MS-Exchange-SenderADCheck: 1
X-MS-Exchange-AntiSpam-Relay: 0
X-Microsoft-Antispam: BCL:0;
 ARA:13230040|1800799024|376014|36860700013|82310400026; 
X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?Q3oPGZpOzkixUVtYGMj6Ww07iT8+YZ54k/4RI4lX210oXXyGJ+hA0zXfB3f5?=
 =?us-ascii?Q?6D6YBY9PQAEa3AIAj7WP0i6nhLBZHgIyaoghkZN5UTgbjXUNDLSUNpeH02TM?=
 =?us-ascii?Q?q4xWpZhUmeaF8+DlCS4YyGhobJ311nL5rUlCOm/FB5mJxC+u7JpsyDx/JBJp?=
 =?us-ascii?Q?u2/5XoQB5AysAQOMnvST9TJ+NY4sO28YiigJHMxEzC6TmSbpy44Pet3fDie2?=
 =?us-ascii?Q?H4xX/A6jpytB57EFAKPLY5OqxDOAGfYAy7MFRxc5/NVd96uCcRrRQBAdRjNv?=
 =?us-ascii?Q?bTxlfToV709IukVpqB/7nPPjHW3jiEzqniaJ+nssmQh9F9oe0+eq7f50sL6q?=
 =?us-ascii?Q?iex6SNtUpZYYj9XJ3gWNu0GM6vpfLNCOr5iQXsBqxixuEUjKuvxEFSeLyU3X?=
 =?us-ascii?Q?Fj4LYxJeFsHYbGLCek40qqBtj4z/GyWmeqLCXv6ltZEgxRvt+8NWGmlnvOox?=
 =?us-ascii?Q?BhUWxEO9FQTUhhrwQGm6NIyrG2HJfOCMXBvV+E77bdDYl8mHhra0/+WqXxBF?=
 =?us-ascii?Q?UKjE880f+t8PF3DKwnOPGFaL7oYew9kuZob1tBPQq+R7/yC2VDGYGG/9fL2r?=
 =?us-ascii?Q?sICUzpkonQ4MxM4Wr1E6Tuzc3zSpPH/7xPKXAZw6sGDzms/kI4JCkjsxKo56?=
 =?us-ascii?Q?O3j0rb1XcgG/aa+CnsKjPtol+jvrC/aUk3ffloSEa/BZKnE3IGJkwoVGgCyh?=
 =?us-ascii?Q?L5iLvNTAaFj822+tHKHq9GGggJa5VM2JSSk8mjv0c6dLnNNTCd6iIwkqzBT1?=
 =?us-ascii?Q?YheMdLaY87F8E3mbojJ6KA/qLR7m1seJdpVJh2tM04WnE0oJjqL8d0mKXtOR?=
 =?us-ascii?Q?zYTnkplqPaH6mKCH4t+HDaAG+uQzatQgxHRivZcoeKnqxSRZIAG/HKWHGGHl?=
 =?us-ascii?Q?wHTix8qP1w1M2fg/mYVrGQ/edIChwXjJLbHtWE3s+OW0WbBmK4e4gzBxGk89?=
 =?us-ascii?Q?LBzBefe2r6+/jPxws3GXYlvLXdyGk31sZk7ayQOwJgS0smt12mFNm2HgqJWN?=
 =?us-ascii?Q?eTKbFY9APmL9jzN1SkSVMVVhOTTL66h40YY/i2PAVk/Xdujs4SNUGkQj1hJk?=
 =?us-ascii?Q?a+em2oIgE+XakzDU03ql6YrwnrTRCcXRqbvEKJH2poKM0gg9323gStZFe+tR?=
 =?us-ascii?Q?x/j03y2ztyHGawpThfcPM8ieTJGQO0ILRzTntDGXUcwt9U7Cec8VxzaXDZtn?=
 =?us-ascii?Q?P2TSk15gVpeKWqSwz6vbC90NRyVx69MrFle4UILdJXX582K7bpCyV3nroRLD?=
 =?us-ascii?Q?SFFPHW3GCCbciNrPjiZ0bGgqOG1HCxaux30/j7kWwEtLYNKz1Mqsa+UjaejE?=
 =?us-ascii?Q?0B2wU6/cHZNPjFfHncgg0hlk/B4J7eX1EwOtV2XrCLJRzG0eBj57mH6WAb7V?=
 =?us-ascii?Q?eQf1O6WbsTkaJ3BIYC44m1biPwOr?=
X-Forefront-Antispam-Report: CIP:178.72.21.4; CTRY:DK; LANG:en; SCL:1; SRV:;
 IPV:NLI; SFV:NSPM; H:localhost.localdomain; PTR:InfoDomainNonexistent;
 CAT:NONE; SFS:(13230040)(1800799024)(376014)(36860700013)(82310400026);
 DIR:OUT; SFP:1102; 
X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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
X-OriginatorOrg: napatech.com
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Oct 2024 20:37:58.1714 (UTC)
X-MS-Exchange-CrossTenant-Network-Message-Id: 22b334c4-80fb-4338-f389-08dce646c393
X-MS-Exchange-CrossTenant-Id: c4540d0b-728a-4233-9da5-9ea30c7ec3ed
X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=c4540d0b-728a-4233-9da5-9ea30c7ec3ed; Ip=[178.72.21.4];
 Helo=[localhost.localdomain]
X-MS-Exchange-CrossTenant-AuthSource: AMS0EPF00000190.eurprd05.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Anonymous
X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem
X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXP190MB1814
X-BESS-ID: 1728247080-311388-7260-101887-1
X-BESS-VER: 2019.1_20240924.1654
X-BESS-Apparent-Source-IP: 104.47.11.233
X-BESS-Parts: H4sIAAAAAAACA4uuVkqtKFGyUioBkjpK+cVKVqYGluZAVgZQ0DQ1Lc3Q1Mjc0D
 wRKGiclGhikJSclGZhYGppYGRknqxUGwsAMR6F40EAAAA=
X-BESS-Outbound-Spam-Score: 0.00
X-BESS-Outbound-Spam-Report: Code version 3.2,
 rules version 3.2.2.259547 [from 
 cloudscan15-206.eu-central-1a.ess.aws.cudaops.com]
 Rule breakdown below
 pts rule name              description
 ---- ---------------------- --------------------------------
 0.00 BSF_BESS_OUTBOUND      META: BESS Outbound 
X-BESS-Outbound-Spam-Status: SCORE=0.00 using account:ESS113687 scores of
 KILL_LEVEL=7.0 tests=BSF_BESS_OUTBOUND
X-BESS-BRTS-Status: 1
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <https://mails.dpdk.org/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://mails.dpdk.org/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <https://mails.dpdk.org/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
Errors-To: dev-bounces@dpdk.org

From: Oleksandr Kolomeiets <okl-plv@napatech.com>

The Slicer for Local Retransmit module can cut of the head a packet
before the packet leaves the FPGA RX pipeline.
This is used when the TX pipeline is configured
to add a new head in the packet.

Signed-off-by: Oleksandr Kolomeiets <okl-plv@napatech.com>
---
 drivers/net/ntnic/include/hw_mod_backend.h    | 21 ++++++
 drivers/net/ntnic/meson.build                 |  1 +
 .../nthw/flow_api/hw_mod/hw_mod_backend.c     |  4 ++
 .../nthw/flow_api/hw_mod/hw_mod_slc_lr.c      | 65 +++++++++++++++++++
 4 files changed, 91 insertions(+)
 create mode 100644 drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_slc_lr.c

diff --git a/drivers/net/ntnic/include/hw_mod_backend.h b/drivers/net/ntnic/include/hw_mod_backend.h
index 13e0d1731e..b28192e682 100644
--- a/drivers/net/ntnic/include/hw_mod_backend.h
+++ b/drivers/net/ntnic/include/hw_mod_backend.h
@@ -7,6 +7,7 @@
 #define _HW_MOD_BACKEND_H_
 
 #include <stdbool.h>
+#include <string.h>
 
 #include "ntlog.h"
 
@@ -580,6 +581,25 @@ struct slc_lr_func_s {
 		struct hw_mod_slc_lr_v2_s v2;
 	};
 };
+enum hw_slc_lr_e {
+	/* functions */
+	HW_SLC_LR_RCP_PRESET_ALL = 0,
+	HW_SLC_LR_RCP_COMPARE,
+	HW_SLC_LR_RCP_FIND,
+	/* fields */
+	HW_SLC_LR_RCP_HEAD_SLC_EN = FIELD_START_INDEX,
+	HW_SLC_LR_RCP_HEAD_DYN,
+	HW_SLC_LR_RCP_HEAD_OFS,
+	HW_SLC_LR_RCP_TAIL_SLC_EN,
+	HW_SLC_LR_RCP_TAIL_DYN,
+	HW_SLC_LR_RCP_TAIL_OFS,
+	HW_SLC_LR_RCP_PCAP
+};
+bool hw_mod_slc_lr_present(struct flow_api_backend_s *be);
+int hw_mod_slc_lr_alloc(struct flow_api_backend_s *be);
+void hw_mod_slc_lr_free(struct flow_api_backend_s *be);
+int hw_mod_slc_lr_reset(struct flow_api_backend_s *be);
+int hw_mod_slc_lr_rcp_flush(struct flow_api_backend_s *be, int start_idx, int count);
 
 struct pdb_func_s {
 	COMMON_FUNC_INFO_S;
@@ -758,6 +778,7 @@ struct flow_api_backend_s {
 	struct flm_func_s flm;
 	struct hsh_func_s hsh;
 	struct qsl_func_s qsl;
+	struct slc_lr_func_s slc_lr;
 
 	/* NIC attributes */
 	unsigned int num_phy_ports;
diff --git a/drivers/net/ntnic/meson.build b/drivers/net/ntnic/meson.build
index 02981ef987..4caee8ac41 100644
--- a/drivers/net/ntnic/meson.build
+++ b/drivers/net/ntnic/meson.build
@@ -54,6 +54,7 @@ sources = files(
         'nthw/flow_api/hw_mod/hw_mod_hsh.c',
         'nthw/flow_api/hw_mod/hw_mod_km.c',
         'nthw/flow_api/hw_mod/hw_mod_qsl.c',
+        'nthw/flow_api/hw_mod/hw_mod_slc_lr.c',
         'nthw/flow_filter/flow_nthw_cat.c',
         'nthw/flow_filter/flow_nthw_csu.c',
         'nthw/flow_filter/flow_nthw_flm.c',
diff --git a/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_backend.c b/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_backend.c
index 4f16235a67..6b0ea2a4a6 100644
--- a/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_backend.c
+++ b/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_backend.c
@@ -22,6 +22,10 @@ static const struct {
 	{ "FLM", hw_mod_flm_alloc, hw_mod_flm_free, hw_mod_flm_reset, hw_mod_flm_present },
 	{ "HSH", hw_mod_hsh_alloc, hw_mod_hsh_free, hw_mod_hsh_reset, hw_mod_hsh_present },
 	{ "QSL", hw_mod_qsl_alloc, hw_mod_qsl_free, hw_mod_qsl_reset, hw_mod_qsl_present },
+	{
+		"SLC LR", hw_mod_slc_lr_alloc, hw_mod_slc_lr_free, hw_mod_slc_lr_reset,
+		hw_mod_slc_lr_present
+	},
 };
 #define MOD_COUNT (ARRAY_SIZE(module))
 
diff --git a/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_slc_lr.c b/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_slc_lr.c
new file mode 100644
index 0000000000..d95352ec67
--- /dev/null
+++ b/drivers/net/ntnic/nthw/flow_api/hw_mod/hw_mod_slc_lr.c
@@ -0,0 +1,65 @@
+/*
+ * SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2023 Napatech A/S
+ */
+
+#include <stdint.h>
+#include <stdlib.h>
+
+#include "hw_mod_backend.h"
+
+#define _MOD_ "SLC_LR"
+#define _VER_ be->slc_lr.ver
+
+bool hw_mod_slc_lr_present(struct flow_api_backend_s *be)
+{
+	return be->iface->get_slc_lr_present(be->be_dev);
+}
+
+int hw_mod_slc_lr_alloc(struct flow_api_backend_s *be)
+{
+	_VER_ = be->iface->get_slc_lr_version(be->be_dev);
+	NT_LOG(DBG, FILTER, "SLC LR MODULE VERSION  %i.%i\n", VER_MAJOR(_VER_), VER_MINOR(_VER_));
+
+	switch (_VER_) {
+	case 2:
+		if (!callocate_mod((struct common_func_s *)&be->slc_lr, 1, &be->slc_lr.v2.rcp,
+				be->max_categories, sizeof(struct slc_lr_v2_rcp_s)))
+			return -1;
+
+		break;
+
+	default:
+		return UNSUP_VER;
+	}
+
+	return 0;
+}
+
+void hw_mod_slc_lr_free(struct flow_api_backend_s *be)
+{
+	if (be->slc_lr.base) {
+		free(be->slc_lr.base);
+		be->slc_lr.base = NULL;
+	}
+}
+
+int hw_mod_slc_lr_reset(struct flow_api_backend_s *be)
+{
+	/* Zero entire cache area */
+	zero_module_cache((struct common_func_s *)(&be->slc_lr));
+
+	NT_LOG(DBG, FILTER, "INIT SLC LR RCP\n");
+	return hw_mod_slc_lr_rcp_flush(be, 0, be->max_categories);
+}
+
+int hw_mod_slc_lr_rcp_flush(struct flow_api_backend_s *be, int start_idx, int count)
+{
+	if (count == ALL_ENTRIES)
+		count = be->max_categories;
+
+	if ((unsigned int)(start_idx + count) > be->max_categories)
+		return INDEX_TOO_LARGE;
+
+	return be->iface->slc_lr_rcp_flush(be->be_dev, &be->slc_lr, start_idx, count);
+}
-- 
2.45.0