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Fri, 4 Jun 2021 05:51:24 +0000 From: "Wang, Haiyue" <haiyue.wang@intel.com> To: Thomas Monjalon <thomas@monjalon.net>, "dev@dpdk.org" <dev@dpdk.org> CC: Elena Agostini <eagostini@nvidia.com> Thread-Topic: [dpdk-dev] [PATCH] gpudev: introduce memory API Thread-Index: AQHXV+8BBxLOVwnssEGBVBOBXmJb5asDWuCA Date: Fri, 4 Jun 2021 05:51:24 +0000 Message-ID: <BN8PR11MB3795991AEA19777A8EFE3142F73B9@BN8PR11MB3795.namprd11.prod.outlook.com> References: <20210602203531.2288645-1-thomas@monjalon.net> In-Reply-To: <20210602203531.2288645-1-thomas@monjalon.net> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.6.0.76 authentication-results: monjalon.net; dkim=none (message not signed) header.d=none;monjalon.net; dmarc=none action=none header.from=intel.com; x-originating-ip: [192.102.204.51] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: d726ce05-a8cf-46c6-c9ee-08d9271cc9a7 x-ms-traffictypediagnostic: BN9PR11MB5242: x-microsoft-antispam-prvs: <BN9PR11MB524274E4C6B69A1BB805C2BDF73B9@BN9PR11MB5242.namprd11.prod.outlook.com> x-ms-oob-tlc-oobclassifiers: OLM:8273; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BN8PR11MB3795.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: d726ce05-a8cf-46c6-c9ee-08d9271cc9a7 X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Jun 2021 05:51:24.3881 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: tHCGSzvueRnDJAy5gjpENsAQWqUQ1qOLEwyVtEsRRMjM1d1cdzUkKohKsnGm5ZU9VghteCMNyXqgxhgNYmDZCw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN9PR11MB5242 X-OriginatorOrg: intel.com Subject: Re: [dpdk-dev] [PATCH] gpudev: introduce memory API 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 Sender: "dev" <dev-bounces@dpdk.org> > -----Original Message----- > From: dev <dev-bounces@dpdk.org> On Behalf Of Thomas Monjalon > Sent: Thursday, June 3, 2021 04:36 > To: dev@dpdk.org > Cc: Elena Agostini <eagostini@nvidia.com> > Subject: [dpdk-dev] [PATCH] gpudev: introduce memory API >=20 > From: Elena Agostini <eagostini@nvidia.com> >=20 > The new library gpudev is for dealing with GPU from a DPDK application > in a vendor-agnostic way. >=20 > As a first step, the features are focused on memory management. > A function allows to allocate memory inside the GPU, > while another one allows to use main (CPU) memory from the GPU. >=20 > The infrastructure is prepared to welcome drivers in drivers/gpu/ > as the upcoming NVIDIA one, implementing the gpudev API. > Other additions planned for next revisions: > - C implementation file > - guide documentation > - unit tests > - integration in testpmd to enable Rx/Tx to/from GPU memory. >=20 > The next step should focus on GPU processing task control. >=20 Is this patch for 'L2FWD-NV Workload on GPU' on P26 ? https://developer.download.nvidia.com/video/gputechconf/gtc/2019/presentati= on/s9730-packet-processing-on-gpu-at-100gbe-line-rate.pdf > Signed-off-by: Elena Agostini <eagostini@nvidia.com> > Signed-off-by: Thomas Monjalon <thomas@monjalon.net> > --- > .gitignore | 1 + > MAINTAINERS | 6 + > doc/api/doxy-api-index.md | 1 + > doc/api/doxy-api.conf.in | 1 + > doc/guides/conf.py | 8 ++ > doc/guides/gpus/features/default.ini | 13 ++ > doc/guides/gpus/index.rst | 11 ++ > doc/guides/gpus/overview.rst | 7 + > doc/guides/index.rst | 1 + > doc/guides/prog_guide/gpu.rst | 5 + > doc/guides/prog_guide/index.rst | 1 + > drivers/gpu/meson.build | 4 + > drivers/meson.build | 1 + > lib/gpudev/gpu_driver.h | 44 +++++++ > lib/gpudev/meson.build | 9 ++ > lib/gpudev/rte_gpudev.h | 183 +++++++++++++++++++++++++++ > lib/gpudev/version.map | 11 ++ > lib/meson.build | 1 + > 18 files changed, 308 insertions(+) > create mode 100644 doc/guides/gpus/features/default.ini > create mode 100644 doc/guides/gpus/index.rst > create mode 100644 doc/guides/gpus/overview.rst > create mode 100644 doc/guides/prog_guide/gpu.rst > create mode 100644 drivers/gpu/meson.build > create mode 100644 lib/gpudev/gpu_driver.h > create mode 100644 lib/gpudev/meson.build > create mode 100644 lib/gpudev/rte_gpudev.h > create mode 100644 lib/gpudev/version.map >=20 > -- > 2.31.1