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GET /api/patches/44401/?format=api
{ "id": 44401, "url": "https://patches.dpdk.org/api/patches/44401/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1536333719-32155-8-git-send-email-igor.russkikh@aquantia.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1536333719-32155-8-git-send-email-igor.russkikh@aquantia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1536333719-32155-8-git-send-email-igor.russkikh@aquantia.com", "date": "2018-09-07T15:21:45", "name": "[07/21] net/atlantic: hardware register access routines", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "d6702ecf36d30360345f27e666d0e7432016939b", "submitter": { "id": 1124, "url": "https://patches.dpdk.org/api/people/1124/?format=api", "name": "Igor Russkikh", "email": "igor.russkikh@aquantia.com" }, "delegate": { "id": 319, "url": "https://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1536333719-32155-8-git-send-email-igor.russkikh@aquantia.com/mbox/", "series": [ { "id": 1228, "url": "https://patches.dpdk.org/api/series/1228/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=1228", "date": "2018-09-07T15:21:39", "name": "net/atlantic: Aquantia aQtion 10G NIC Family DPDK PMD driver", "version": 1, "mbox": "https://patches.dpdk.org/series/1228/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/44401/comments/", "check": "fail", "checks": "https://patches.dpdk.org/api/patches/44401/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 366945B16;\n\tFri, 7 Sep 2018 17:23:32 +0200 (CEST)", "from NAM03-BY2-obe.outbound.protection.outlook.com\n\t(mail-by2nam03on0044.outbound.protection.outlook.com [104.47.42.44])\n\tby dpdk.org (Postfix) with ESMTP id 93C8D4CC3\n\tfor <dev@dpdk.org>; Fri, 7 Sep 2018 17:23:21 +0200 (CEST)", "from ubuntubox.rdc.aquantia.com (95.79.108.179) by\n\tBLUPR0701MB1652.namprd07.prod.outlook.com (2a01:111:e400:58c6::22)\n\twith Microsoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1122.16;\n\tFri, 7 Sep 2018 15:23:14 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=AQUANTIA1COM.onmicrosoft.com; s=selector1-aquantia-com;\n\th=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n\tbh=R+wR5RYKz6EFNlgaRa0EgZvgE/YI7DyD/1o/9rkLrAM=;\n\tb=TU4f9B5TDiVlvckMnTu0Xhm1frgEH+7Gz/PdVVFP7EhgP3JvQQvlkwPBCUhJkJhZrBqYlDaB8MmalJEWCdbhVVLRWqrhWby5XaeQ1Ch0VWo3gFNHb/uVfMfeDHb6FrCmdLsTNUUGoO19RzB63cH54zszurlrVNhSQE7oFiKeMd0=", "Authentication-Results": "spf=none (sender IP is )\n\tsmtp.mailfrom=Igor.Russkikh@aquantia.com; ", "From": "Igor Russkikh <igor.russkikh@aquantia.com>", "To": "dev@dpdk.org", "Cc": "pavel.belous@aquantia.com, Nadezhda.Krupnina@aquantia.com,\n\tigor.russkikh@aquantia.com, Simon.Edelhaus@aquantia.com,\n\tCorey Melton <comelton@cisco.com>, Ashish Kumar <ashishk2@cisco.com>", "Date": "Fri, 7 Sep 2018 18:21:45 +0300", "Message-Id": "<1536333719-32155-8-git-send-email-igor.russkikh@aquantia.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1536333719-32155-1-git-send-email-igor.russkikh@aquantia.com>", "References": "<1536333719-32155-1-git-send-email-igor.russkikh@aquantia.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Originating-IP": "[95.79.108.179]", "X-ClientProxiedBy": "BN6PR20CA0060.namprd20.prod.outlook.com\n\t(2603:10b6:404:151::22) To BLUPR0701MB1652.namprd07.prod.outlook.com\n\t(2a01:111:e400:58c6::22)", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "35f31961-f9fd-45fe-5495-08d614d5d51a", "X-Microsoft-Antispam": "BCL:0; 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SFP:1101; SCL:1; SRVR:BLUPR0701MB1652;\n\tH:ubuntubox.rdc.aquantia.com; \n\tFPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; ", "Received-SPF": "None (protection.outlook.com: aquantia.com does not designate\n\tpermitted sender hosts)", "X-Microsoft-Antispam-Message-Info": "11uHQO9vTxqXoBcusYy6H7zaE5Rc/2+eqgh24Fy6Nw5Q9MsmuP8UA764Nuz5++ugxa7edUYgUKnwNawFkWsdzBH0b6YwhV54xn1sOJ0pgiSOQlvAAyC5evwaARRzHoZAh0/rY6tw1QmYw3iP8hJBqi0GR0wajJ9CecPrpKS8VA2x/TK0h3142IutGuemdpurc0ccxvf/tkHy9cQ20NtzhKRSyfHYmwGIUJbCi9aRKoYOKU6GeAKP/o6lclVc+5llyyqCILasa1HKQNzJD8IjSGTH663QYXMRlu4TsrzE81Y85VYhsztr3gEAj3kEzYMsLZjFMRwyip6fqL/FzgW7Hx7Vnrsjvv/7Owr4JtfKLrI=", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-OriginatorOrg": "aquantia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "07 Sep 2018 15:23:14.1934\n\t(UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "35f31961-f9fd-45fe-5495-08d614d5d51a", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "83e2e134-991c-4ede-8ced-34d47e38e6b1", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BLUPR0701MB1652", "Subject": "[dpdk-dev] [PATCH 07/21] net/atlantic: hardware register access\n\troutines", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<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>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com>\n---\n drivers/net/atlantic/atl_hw_regs.c | 58 +++++++++++++++++++++++++++++++++++++\n drivers/net/atlantic/atl_hw_regs.h | 59 ++++++++++++++++++++++++++++++++++++++\n 2 files changed, 117 insertions(+)\n create mode 100644 drivers/net/atlantic/atl_hw_regs.c\n create mode 100644 drivers/net/atlantic/atl_hw_regs.h", "diff": "diff --git a/drivers/net/atlantic/atl_hw_regs.c b/drivers/net/atlantic/atl_hw_regs.c\nnew file mode 100644\nindex 000000000..7301d08e7\n--- /dev/null\n+++ b/drivers/net/atlantic/atl_hw_regs.c\n@@ -0,0 +1,58 @@\n+/*\n+ * aQuantia Corporation Network Driver\n+ * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved\n+ *\n+ * This program is free software; you can redistribute it and/or modify it\n+ * under the terms and conditions of the GNU General Public License,\n+ * version 2, as published by the Free Software Foundation.\n+ */\n+\n+/* File aq_hw_utils.c: Definitions of helper functions used across\n+ * hardware layer.\n+ */\n+\n+#include \"atl_hw_regs.h\"\n+\n+#include <rte_io.h>\n+#include <rte_byteorder.h>\n+\n+void aq_hw_write_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk,\n+\t\t\t u32 shift, u32 val)\n+{\n+\tif (msk ^ ~0) {\n+\t\tu32 reg_old, reg_new;\n+\n+\t\treg_old = aq_hw_read_reg(aq_hw, addr);\n+\t\treg_new = (reg_old & (~msk)) | (val << shift);\n+\n+\t\tif (reg_old != reg_new)\n+\t\t\taq_hw_write_reg(aq_hw, addr, reg_new);\n+\t} else {\n+\t\taq_hw_write_reg(aq_hw, addr, val);\n+\t}\n+}\n+\n+u32 aq_hw_read_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, u32 shift)\n+{\n+\treturn ((aq_hw_read_reg(aq_hw, addr) & msk) >> shift);\n+}\n+\n+u32 aq_hw_read_reg(struct aq_hw_s *hw, u32 reg)\n+{\n+\treturn rte_le_to_cpu_32(rte_read32((u8*)hw->mmio + reg));\n+}\n+\n+void aq_hw_write_reg(struct aq_hw_s *hw, u32 reg, u32 value)\n+{\n+\trte_write32((rte_cpu_to_le_32(value)), (u8*)hw->mmio + reg);\n+}\n+\n+int aq_hw_err_from_flags(struct aq_hw_s *hw)\n+{\n+\tint err = 0;\n+\n+\tif (aq_hw_read_reg(hw, 0x10U) == ~0U)\n+\t\treturn -ENXIO;\n+\n+\treturn err;\n+}\ndiff --git a/drivers/net/atlantic/atl_hw_regs.h b/drivers/net/atlantic/atl_hw_regs.h\nnew file mode 100644\nindex 000000000..ca5a80ed2\n--- /dev/null\n+++ b/drivers/net/atlantic/atl_hw_regs.h\n@@ -0,0 +1,59 @@\n+/*\n+ * aQuantia Corporation Network Driver\n+ * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved\n+ *\n+ * This program is free software; you can redistribute it and/or modify it\n+ * under the terms and conditions of the GNU General Public License,\n+ * version 2, as published by the Free Software Foundation.\n+ */\n+\n+/* File aq_hw_utils.h: Declaration of helper functions used across hardware\n+ * layer.\n+ */\n+\n+#ifndef AQ_HW_UTILS_H\n+#define AQ_HW_UTILS_H\n+\n+#include <rte_common.h>\n+#include <rte_io.h>\n+#include <rte_byteorder.h>\n+#include <rte_random.h>\n+#include <rte_cycles.h>\n+#include \"atl_common.h\"\n+#include \"atl_types.h\"\n+\n+\n+#ifndef HIDWORD\n+#define LODWORD(_qw) ((u32)(_qw))\n+#define HIDWORD(_qw) ((u32)(((_qw) >> 32) & 0xffffffff))\n+#endif\n+\n+#define AQ_HW_SLEEP(_US_) rte_delay_ms(_US_)\n+\n+#define mdelay rte_delay_ms\n+#define udelay rte_delay_us\n+#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))\n+#define BIT(x)\t(1UL << x)\n+\n+#define AQ_HW_WAIT_FOR(_B_, _US_, _N_) \\\n+do { \\\n+\tunsigned int AQ_HW_WAIT_FOR_i; \\\n+\tfor (AQ_HW_WAIT_FOR_i = _N_; (!(_B_)) && (AQ_HW_WAIT_FOR_i);\\\n+\t--AQ_HW_WAIT_FOR_i) {\\\n+\t\tudelay(_US_); \\\n+\t} \\\n+\tif (!AQ_HW_WAIT_FOR_i) {\\\n+\t\terr = -ETIME; \\\n+\t} \\\n+} while (0)\n+\n+#define ATL_WRITE_FLUSH(aq_hw) { (void)aq_hw_read_reg(aq_hw, 0x10); }\n+\n+void aq_hw_write_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk,\n+\t\t\t u32 shift, u32 val);\n+u32 aq_hw_read_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, u32 shift);\n+u32 aq_hw_read_reg(struct aq_hw_s *hw, u32 reg);\n+void aq_hw_write_reg(struct aq_hw_s *hw, u32 reg, u32 value);\n+int aq_hw_err_from_flags(struct aq_hw_s *hw);\n+\n+#endif /* AQ_HW_UTILS_H */\n", "prefixes": [ "07/21" ] }