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Thu, 27 Dec 2018 22:20:18 +0000 From: Mordechay Haimovsky To: "dev@dpdk.org" CC: Mordechay Haimovsky Thread-Topic: [PATCH v2 2/3] net/mlx5: add devx functions to glue Thread-Index: AQHUnjJZ+0TL2jpgOESpA0mGM8fTxA== Date: Thu, 27 Dec 2018 22:20:18 +0000 Message-ID: <1545949196-3355-3-git-send-email-motih@mellanox.com> References: <1545748697-3385-4-git-send-email-motih@mellanox.com> In-Reply-To: <1545748697-3385-4-git-send-email-motih@mellanox.com> Accept-Language: he-IL, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: CWLP123CA0024.GBRP123.PROD.OUTLOOK.COM (2603:10a6:401:56::36) To AM0PR05MB4435.eurprd05.prod.outlook.com (2603:10a6:208:5a::20) authentication-results: spf=none (sender IP is ) smtp.mailfrom=motih@mellanox.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [37.142.13.130] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; AM0PR05MB6228; 6:tQm228HXCBDxm5JLMnKOnnIDoRiDd+uK9rOuJKWvL3DR0YbMLp1+PlPICv2cmwJShx+/3kzWn48JQSmDxv1pD8VuA0W3jwEgMVc5r9qgofVdNk2Q03v8lGWo15OzEY18hsTeAOW4rJEQ+ks6WU/LqZ1x7myu9zSxaq342ehZuBDvSlBJpBhFLxiTPMS+ZmQZKUjp7KMjAI+Vf2BGPjbNbJkjiXQJvuvuDzJSmBAR6l5wEWpgRgEN6dCoVLmBrurQ7F6h1EESt+tyLUQB6dMnPxFykkfhgg2Ew0ibO1U6XFsKEyQLX7ReEHe+8ADgs9To4Q9mvCSfwezz2fGA/VbUk0y3jAmP7riW01Qaxsc2av8kglMyh9nECWJUEA8jlFHPq4rtW+1OvbP4LTp1Pmx/aB6xT6t9baPLmHPe4a2rXsk6LeWCz+uTIonhhq6Nl5/p2+9lUusN8L000+Acf69pjg==; 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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7c24aa73-c052-48ac-ebaf-08d66c497b8d X-MS-Exchange-CrossTenant-originalarrivaltime: 27 Dec 2018 22:20:18.3556 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR05MB6228 Subject: [dpdk-dev] [PATCH v2 2/3] net/mlx5: add devx functions to glue X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 Dec 2018 22:20:19 -0000 This patch adds glue functions for operations: - dv_open_device. - devx object create, destroy, query and modify. - devx general command The new operations depend on HAVE_IBV_DEVX_OBJ. Signed-off-by: Moti Haimovsky --- v2: * Modifications according to review inputs. see message Id: 1545748697-3385-3-git-send-email-motih@mellanox.com --- drivers/net/mlx5/Makefile | 5 +++ drivers/net/mlx5/meson.build | 2 + drivers/net/mlx5/mlx5_glue.c | 98 ++++++++++++++++++++++++++++++++++++++++= ++++ drivers/net/mlx5/mlx5_glue.h | 19 +++++++++ 4 files changed, 124 insertions(+) diff --git a/drivers/net/mlx5/Makefile b/drivers/net/mlx5/Makefile index 1353c18..8ddad1a 100644 --- a/drivers/net/mlx5/Makefile +++ b/drivers/net/mlx5/Makefile @@ -148,6 +148,11 @@ mlx5_autoconf.h.new: $(RTE_SDK)/buildtools/auto-config= -h.sh func mlx5dv_create_flow_action_packet_reformat \ $(AUTOCONF_OUTPUT) $Q sh -- '$<' '$@' \ + HAVE_IBV_DEVX_OBJ \ + infiniband/mlx5dv.h \ + func mlx5dv_devx_obj_create \ + $(AUTOCONF_OUTPUT) + $Q sh -- '$<' '$@' \ HAVE_ETHTOOL_LINK_MODE_25G \ /usr/include/linux/ethtool.h \ enum ETHTOOL_LINK_MODE_25000baseCR_Full_BIT \ diff --git a/drivers/net/mlx5/meson.build b/drivers/net/mlx5/meson.build index 8ba19e8..e2fc4ea 100644 --- a/drivers/net/mlx5/meson.build +++ b/drivers/net/mlx5/meson.build @@ -104,6 +104,8 @@ if build 'IBV_FLOW_SPEC_MPLS' ], [ 'HAVE_IBV_WQ_FLAG_RX_END_PADDING', 'infiniband/verbs.h', 'IBV_WQ_FLAG_RX_END_PADDING' ], + [ 'HAVE_IBV_DEVX_OBJ', 'infiniband/mlx5dv.h', + 'mlx5dv_devx_obj_create' ], [ 'HAVE_SUPPORTED_40000baseKR4_Full', 'linux/ethtool.h', 'SUPPORTED_40000baseKR4_Full' ], [ 'HAVE_SUPPORTED_40000baseCR4_Full', 'linux/ethtool.h', diff --git a/drivers/net/mlx5/mlx5_glue.c b/drivers/net/mlx5/mlx5_glue.c index a806d92..c817d86 100644 --- a/drivers/net/mlx5/mlx5_glue.c +++ b/drivers/net/mlx5/mlx5_glue.c @@ -498,6 +498,98 @@ #endif } =20 +static struct ibv_context * +mlx5_glue_dv_open_device(struct ibv_device *device) +{ +#ifdef HAVE_IBV_DEVX_OBJ + return mlx5dv_open_device(device, + &(struct mlx5dv_context_attr){ + .flags =3D MLX5DV_CONTEXT_FLAGS_DEVX, + }); +#else + (void)device; + return NULL; +#endif +} + +static struct mlx5dv_devx_obj * +mlx5_glue_devx_obj_create(struct ibv_context *ctx, + const void *in, size_t inlen, + void *out, size_t outlen) +{ +#ifdef HAVE_IBV_DEVX_OBJ + return mlx5dv_devx_obj_create(ctx, in, inlen, out, outlen); +#else + (void)ctx; + (void)in; + (void)inlen; + (void)out; + (void)outlen; + return NULL; +#endif +} + +static int +mlx5_glue_devx_obj_destroy(struct mlx5dv_devx_obj *obj) +{ +#ifdef HAVE_IBV_DEVX_OBJ + return mlx5dv_devx_obj_destroy(obj); +#else + (void)obj; + return -ENOTSUP; +#endif +} + +static int +mlx5_glue_devx_obj_query(struct mlx5dv_devx_obj *obj, + const void *in, size_t inlen, + void *out, size_t outlen) +{ +#ifdef HAVE_IBV_DEVX_OBJ + return mlx5dv_devx_obj_query(obj, in, inlen, out, outlen); +#else + (void)obj; + (void)in; + (void)inlen; + (void)out; + (void)outlen; + return -ENOTSUP; +#endif +} + +static int +mlx5_glue_devx_obj_modify(struct mlx5dv_devx_obj *obj, + const void *in, size_t inlen, + void *out, size_t outlen) +{ +#ifdef HAVE_IBV_DEVX_OBJ + return mlx5dv_devx_obj_modify(obj, in, inlen, out, outlen); +#else + (void)obj; + (void)in; + (void)inlen; + (void)out; + (void)outlen; + return -ENOTSUP; +#endif +} + +static int +mlx5_glue_devx_general_cmd(struct ibv_context *ctx, + const void *in, size_t inlen, + void *out, size_t outlen) +{ +#ifdef HAVE_IBV_DEVX_OBJ + return mlx5dv_devx_general_cmd(ctx, in, inlen, out, outlen); +#else + (void)ctx; + (void)in; + (void)inlen; + (void)out; + (void)outlen; + return -ENOTSUP; +#endif +} =20 alignas(RTE_CACHE_LINE_SIZE) const struct mlx5_glue *mlx5_glue =3D &(const struct mlx5_glue){ @@ -557,4 +649,10 @@ mlx5_glue_dv_create_flow_action_packet_reformat, .dv_create_flow_action_modify_header =3D mlx5_glue_dv_create_flow_action_modify_header, + .dv_open_device =3D mlx5_glue_dv_open_device, + .devx_obj_create =3D mlx5_glue_devx_obj_create, + .devx_obj_destroy =3D mlx5_glue_devx_obj_destroy, + .devx_obj_query =3D mlx5_glue_devx_obj_query, + .devx_obj_modify =3D mlx5_glue_devx_obj_modify, + .devx_general_cmd =3D mlx5_glue_devx_general_cmd, }; diff --git a/drivers/net/mlx5/mlx5_glue.h b/drivers/net/mlx5/mlx5_glue.h index 9cfe836..b118960 100644 --- a/drivers/net/mlx5/mlx5_glue.h +++ b/drivers/net/mlx5/mlx5_glue.h @@ -55,6 +55,10 @@ enum mlx5dv_flow_table_type { flow_table_type =3D 0, }; #endif =20 +#ifndef HAVE_IBV_DEVX_OBJ +struct mlx5dv_devx_obj; +#endif + /* LIB_GLUE_VERSION must be updated every time this structure is modified.= */ struct mlx5_glue { const char *version; @@ -169,6 +173,21 @@ struct mlx5_glue { size_t actions_sz, uint64_t actions[], enum mlx5dv_flow_table_type ft_type); + struct ibv_context *(*dv_open_device)(struct ibv_device *device); + struct mlx5dv_devx_obj *(*devx_obj_create) + (struct ibv_context *ctx, + const void *in, size_t inlen, + void *out, size_t outlen); + int (*devx_obj_destroy)(struct mlx5dv_devx_obj *obj); + int (*devx_obj_query)(struct mlx5dv_devx_obj *obj, + const void *in, size_t inlen, + void *out, size_t outlen); + int (*devx_obj_modify)(struct mlx5dv_devx_obj *obj, + const void *in, size_t inlen, + void *out, size_t outlen); + int (*devx_general_cmd)(struct ibv_context *context, + const void *in, size_t inlen, + void *out, size_t outlen); }; =20 const struct mlx5_glue *mlx5_glue; --=20 1.8.3.1