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GET /api/patches/97497/?format=api
http://patchwork.dpdk.org/api/patches/97497/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/1630135806-21931-4-git-send-email-fengchengwen@huawei.com/", "project": { "id": 1, "url": "http://patchwork.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": "<1630135806-21931-4-git-send-email-fengchengwen@huawei.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1630135806-21931-4-git-send-email-fengchengwen@huawei.com", "date": "2021-08-28T07:30:01", "name": "[v17,3/8] dmadev: introduce DMA device library PMD header", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "940d6351e0e3fa9045e181f178df15ba6f0d2b5b", "submitter": { "id": 2146, "url": "http://patchwork.dpdk.org/api/people/2146/?format=api", "name": "fengchengwen", "email": "fengchengwen@huawei.com" }, "delegate": { "id": 1, "url": "http://patchwork.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/1630135806-21931-4-git-send-email-fengchengwen@huawei.com/mbox/", "series": [ { "id": 18502, "url": "http://patchwork.dpdk.org/api/series/18502/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=18502", "date": "2021-08-28T07:29:58", "name": "support dmadev", "version": 17, "mbox": "http://patchwork.dpdk.org/series/18502/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/97497/comments/", "check": "success", "checks": "http://patchwork.dpdk.org/api/patches/97497/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 6049BA0C5C;\n\tSat, 28 Aug 2021 09:34:38 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id EA49941140;\n\tSat, 28 Aug 2021 09:34:13 +0200 (CEST)", "from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188])\n by mails.dpdk.org (Postfix) with ESMTP id B950A40E2D\n for <dev@dpdk.org>; Sat, 28 Aug 2021 09:34:07 +0200 (CEST)", "from dggemv704-chm.china.huawei.com (unknown [172.30.72.56])\n by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4GxSsG2FTkz8vxN;\n Sat, 28 Aug 2021 15:29:54 +0800 (CST)", "from dggpeml500024.china.huawei.com (7.185.36.10) by\n dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server\n (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id\n 15.1.2176.2; Sat, 28 Aug 2021 15:34:05 +0800", "from localhost.localdomain (10.67.165.24) by\n dggpeml500024.china.huawei.com (7.185.36.10) with Microsoft SMTP Server\n (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id\n 15.1.2176.2; Sat, 28 Aug 2021 15:34:05 +0800" ], "From": "Chengwen Feng <fengchengwen@huawei.com>", "To": "<thomas@monjalon.net>, <ferruh.yigit@intel.com>,\n <bruce.richardson@intel.com>, <jerinj@marvell.com>, <jerinjacobk@gmail.com>,\n <andrew.rybchenko@oktetlabs.ru>", "CC": "<dev@dpdk.org>, <mb@smartsharesystems.com>, <nipun.gupta@nxp.com>,\n <hemant.agrawal@nxp.com>, <maxime.coquelin@redhat.com>,\n <honnappa.nagarahalli@arm.com>, <david.marchand@redhat.com>,\n <sburla@marvell.com>, <pkapoor@marvell.com>, <konstantin.ananyev@intel.com>", "Date": "Sat, 28 Aug 2021 15:30:01 +0800", "Message-ID": "<1630135806-21931-4-git-send-email-fengchengwen@huawei.com>", "X-Mailer": "git-send-email 2.8.1", "In-Reply-To": "<1630135806-21931-1-git-send-email-fengchengwen@huawei.com>", "References": "<1625231891-2963-1-git-send-email-fengchengwen@huawei.com>\n <1630135806-21931-1-git-send-email-fengchengwen@huawei.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"UTF-8\"", "Content-Transfer-Encoding": "8bit", "X-Originating-IP": "[10.67.165.24]", "X-ClientProxiedBy": "dggems703-chm.china.huawei.com (10.3.19.180) To\n dggpeml500024.china.huawei.com (7.185.36.10)", "X-CFilter-Loop": "Reflected", "Subject": "[dpdk-dev] [PATCH v17 3/8] dmadev: introduce DMA device library PMD\n header", "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>,\n <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 <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "This patch introduce DMA device library PMD header which was driver\nfacing APIs for a DMA device.\n\nSigned-off-by: Chengwen Feng <fengchengwen@huawei.com>\nAcked-by: Bruce Richardson <bruce.richardson@intel.com>\nAcked-by: Morten Brørup <mb@smartsharesystems.com>\n---\n lib/dmadev/meson.build | 1 +\n lib/dmadev/rte_dmadev.h | 2 ++\n lib/dmadev/rte_dmadev_pmd.h | 72 +++++++++++++++++++++++++++++++++++++++++++++\n lib/dmadev/version.map | 10 +++++++\n 4 files changed, 85 insertions(+)\n create mode 100644 lib/dmadev/rte_dmadev_pmd.h", "diff": "diff --git a/lib/dmadev/meson.build b/lib/dmadev/meson.build\nindex f421ec1..833baf7 100644\n--- a/lib/dmadev/meson.build\n+++ b/lib/dmadev/meson.build\n@@ -3,3 +3,4 @@\n \n headers = files('rte_dmadev.h')\n indirect_headers += files('rte_dmadev_core.h')\n+driver_sdk_headers += files('rte_dmadev_pmd.h')\ndiff --git a/lib/dmadev/rte_dmadev.h b/lib/dmadev/rte_dmadev.h\nindex e523ebd..1c20212 100644\n--- a/lib/dmadev/rte_dmadev.h\n+++ b/lib/dmadev/rte_dmadev.h\n@@ -718,6 +718,8 @@ struct rte_dmadev_sge {\n \tuint32_t length; /**< The DMA operation length. */\n };\n \n+#include \"rte_dmadev_core.h\"\n+\n /* DMA flags to augment operation preparation. */\n #define RTE_DMA_OP_FLAG_FENCE\t(1ull << 0)\n /**< DMA fence flag.\ndiff --git a/lib/dmadev/rte_dmadev_pmd.h b/lib/dmadev/rte_dmadev_pmd.h\nnew file mode 100644\nindex 0000000..45141f9\n--- /dev/null\n+++ b/lib/dmadev/rte_dmadev_pmd.h\n@@ -0,0 +1,72 @@\n+/* SPDX-License-Identifier: BSD-3-Clause\n+ * Copyright(c) 2021 HiSilicon Limited.\n+ */\n+\n+#ifndef _RTE_DMADEV_PMD_H_\n+#define _RTE_DMADEV_PMD_H_\n+\n+/**\n+ * @file\n+ *\n+ * RTE DMA Device PMD APIs\n+ *\n+ * Driver facing APIs for a DMA device. These are not to be called directly by\n+ * any application.\n+ */\n+\n+#include \"rte_dmadev.h\"\n+\n+#ifdef __cplusplus\n+extern \"C\" {\n+#endif\n+\n+/**\n+ * @internal\n+ * Allocates a new dmadev slot for an DMA device and returns the pointer\n+ * to that slot for the driver to use.\n+ *\n+ * @param name\n+ * DMA device name.\n+ *\n+ * @return\n+ * A pointer to the DMA device slot case of success,\n+ * NULL otherwise.\n+ */\n+__rte_internal\n+struct rte_dmadev *\n+rte_dmadev_pmd_allocate(const char *name);\n+\n+/**\n+ * @internal\n+ * Release the specified dmadev.\n+ *\n+ * @param dev\n+ * Device to be released.\n+ *\n+ * @return\n+ * - 0 on success, negative on error\n+ */\n+__rte_internal\n+int\n+rte_dmadev_pmd_release(struct rte_dmadev *dev);\n+\n+/**\n+ * @internal\n+ * Return the DMA device based on the device name.\n+ *\n+ * @param name\n+ * DMA device name.\n+ *\n+ * @return\n+ * A pointer to the DMA device slot case of success,\n+ * NULL otherwise.\n+ */\n+__rte_internal\n+struct rte_dmadev *\n+rte_dmadev_get_device_by_name(const char *name);\n+\n+#ifdef __cplusplus\n+}\n+#endif\n+\n+#endif /* _RTE_DMADEV_PMD_H_ */\ndiff --git a/lib/dmadev/version.map b/lib/dmadev/version.map\nindex 2e37882..d027eea 100644\n--- a/lib/dmadev/version.map\n+++ b/lib/dmadev/version.map\n@@ -22,3 +22,13 @@ EXPERIMENTAL {\n \n \tlocal: *;\n };\n+\n+INTERNAL {\n+ global:\n+\n+\trte_dmadev_get_device_by_name;\n+\trte_dmadev_pmd_allocate;\n+\trte_dmadev_pmd_release;\n+\n+\tlocal: *;\n+};\n", "prefixes": [ "v17", "3/8" ] }{ "id": 97497, "url": "