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Wed, 9 Feb 2022 13:38:40 -0800 From: Alexander Kozyrev To: CC: , , , , , , , , , Subject: [PATCH v4 04/10] app/testpmd: implement rte flow configuration Date: Wed, 9 Feb 2022 23:38:03 +0200 Message-ID: <20220209213809.1208269-5-akozyrev@nvidia.com> X-Mailer: git-send-email 2.18.2 In-Reply-To: <20220209213809.1208269-1-akozyrev@nvidia.com> References: <20220206032526.816079-1-akozyrev@nvidia.com > <20220209213809.1208269-1-akozyrev@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.126.231.35] X-ClientProxiedBy: rnnvmail202.nvidia.com (10.129.68.7) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 0293e05d-e357-446d-7344-08d9ec148c3c X-MS-TrafficTypeDiagnostic: DM5PR12MB1257:EE_|BN6PR1201MB0195:EE_ X-LD-Processed: 43083d15-7273-40c1-b7db-39efd9ccc17a,ExtAddr,ExtAddr X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:6108; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Feb 2022 21:38:44.3409 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 0293e05d-e357-446d-7344-08d9ec148c3c X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[12.22.5.238]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT029.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR1201MB0195 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Add testpmd support for the rte_flow_configure API. Provide the command line interface for the Flow management. Usage example: flow configure 0 queues_number 8 queues_size 256 Implement rte_flow_info_get API to get available resources: Usage example: flow info 0 Signed-off-by: Alexander Kozyrev Acked-by: Ori Kam --- app/test-pmd/cmdline_flow.c | 126 +++++++++++++++++++- app/test-pmd/config.c | 54 +++++++++ app/test-pmd/testpmd.h | 7 ++ doc/guides/testpmd_app_ug/testpmd_funcs.rst | 60 +++++++++- 4 files changed, 244 insertions(+), 3 deletions(-) diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c index 7b56b1b0ff..cc3003e6eb 100644 --- a/app/test-pmd/cmdline_flow.c +++ b/app/test-pmd/cmdline_flow.c @@ -72,6 +72,8 @@ enum index { /* Top-level command. */ FLOW, /* Sub-level commands. */ + INFO, + CONFIGURE, INDIRECT_ACTION, VALIDATE, CREATE, @@ -122,6 +124,13 @@ enum index { DUMP_ALL, DUMP_ONE, + /* Configure arguments */ + CONFIG_QUEUES_NUMBER, + CONFIG_QUEUES_SIZE, + CONFIG_COUNTERS_NUMBER, + CONFIG_AGING_COUNTERS_NUMBER, + CONFIG_METERS_NUMBER, + /* Indirect action arguments */ INDIRECT_ACTION_CREATE, INDIRECT_ACTION_UPDATE, @@ -847,6 +856,11 @@ struct buffer { enum index command; /**< Flow command. */ portid_t port; /**< Affected port ID. */ union { + struct { + struct rte_flow_port_attr port_attr; + uint32_t nb_queue; + struct rte_flow_queue_attr queue_attr; + } configure; /**< Configuration arguments. */ struct { uint32_t *action_id; uint32_t action_id_n; @@ -928,6 +942,16 @@ static const enum index next_flex_item[] = { ZERO, }; +static const enum index next_config_attr[] = { + CONFIG_QUEUES_NUMBER, + CONFIG_QUEUES_SIZE, + CONFIG_COUNTERS_NUMBER, + CONFIG_AGING_COUNTERS_NUMBER, + CONFIG_METERS_NUMBER, + END, + ZERO, +}; + static const enum index next_ia_create_attr[] = { INDIRECT_ACTION_CREATE_ID, INDIRECT_ACTION_INGRESS, @@ -1964,6 +1988,9 @@ static int parse_aged(struct context *, const struct token *, static int parse_isolate(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); +static int parse_configure(struct context *, const struct token *, + const char *, unsigned int, + void *, unsigned int); static int parse_tunnel(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); @@ -2189,7 +2216,9 @@ static const struct token token_list[] = { .type = "{command} {port_id} [{arg} [...]]", .help = "manage ingress/egress flow rules", .next = NEXT(NEXT_ENTRY - (INDIRECT_ACTION, + (INFO, + CONFIGURE, + INDIRECT_ACTION, VALIDATE, CREATE, DESTROY, @@ -2204,6 +2233,65 @@ static const struct token token_list[] = { .call = parse_init, }, /* Top-level command. */ + [INFO] = { + .name = "info", + .help = "get information about flow engine", + .next = NEXT(NEXT_ENTRY(END), + NEXT_ENTRY(COMMON_PORT_ID)), + .args = ARGS(ARGS_ENTRY(struct buffer, port)), + .call = parse_configure, + }, + /* Top-level command. */ + [CONFIGURE] = { + .name = "configure", + .help = "configure flow engine", + .next = NEXT(next_config_attr, + NEXT_ENTRY(COMMON_PORT_ID)), + .args = ARGS(ARGS_ENTRY(struct buffer, port)), + .call = parse_configure, + }, + /* Configure arguments. */ + [CONFIG_QUEUES_NUMBER] = { + .name = "queues_number", + .help = "number of queues", + .next = NEXT(next_config_attr, + NEXT_ENTRY(COMMON_UNSIGNED)), + .args = ARGS(ARGS_ENTRY(struct buffer, + args.configure.nb_queue)), + }, + [CONFIG_QUEUES_SIZE] = { + .name = "queues_size", + .help = "number of elements in queues", + .next = NEXT(next_config_attr, + NEXT_ENTRY(COMMON_UNSIGNED)), + .args = ARGS(ARGS_ENTRY(struct buffer, + args.configure.queue_attr.size)), + }, + [CONFIG_COUNTERS_NUMBER] = { + .name = "counters_number", + .help = "number of counters", + .next = NEXT(next_config_attr, + NEXT_ENTRY(COMMON_UNSIGNED)), + .args = ARGS(ARGS_ENTRY(struct buffer, + args.configure.port_attr.nb_counters)), + }, + [CONFIG_AGING_COUNTERS_NUMBER] = { + .name = "aging_counters_number", + .help = "number of aging flows", + .next = NEXT(next_config_attr, + NEXT_ENTRY(COMMON_UNSIGNED)), + .args = ARGS(ARGS_ENTRY(struct buffer, + args.configure.port_attr.nb_aging_flows)), + }, + [CONFIG_METERS_NUMBER] = { + .name = "meters_number", + .help = "number of meters", + .next = NEXT(next_config_attr, + NEXT_ENTRY(COMMON_UNSIGNED)), + .args = ARGS(ARGS_ENTRY(struct buffer, + args.configure.port_attr.nb_meters)), + }, + /* Top-level command. */ [INDIRECT_ACTION] = { .name = "indirect_action", .type = "{command} {port_id} [{arg} [...]]", @@ -7480,6 +7568,33 @@ parse_isolate(struct context *ctx, const struct token *token, return len; } +/** Parse tokens for info/configure command. */ +static int +parse_configure(struct context *ctx, const struct token *token, + const char *str, unsigned int len, + void *buf, unsigned int size) +{ + struct buffer *out = buf; + + /* Token name must match. */ + if (parse_default(ctx, token, str, len, NULL, 0) < 0) + return -1; + /* Nothing else to do if there is no buffer. */ + if (!out) + return len; + if (!out->command) { + if (ctx->curr != INFO && ctx->curr != CONFIGURE) + return -1; + if (sizeof(*out) > size) + return -1; + out->command = ctx->curr; + ctx->objdata = 0; + ctx->object = out; + ctx->objmask = NULL; + } + return len; +} + static int parse_flex(struct context *ctx, const struct token *token, const char *str, unsigned int len, @@ -8708,6 +8823,15 @@ static void cmd_flow_parsed(const struct buffer *in) { switch (in->command) { + case INFO: + port_flow_get_info(in->port); + break; + case CONFIGURE: + port_flow_configure(in->port, + &in->args.configure.port_attr, + in->args.configure.nb_queue, + &in->args.configure.queue_attr); + break; case INDIRECT_ACTION_CREATE: port_action_handle_create( in->port, in->args.vc.attr.group, diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c index e812f57151..df83f8dbdd 100644 --- a/app/test-pmd/config.c +++ b/app/test-pmd/config.c @@ -1609,6 +1609,60 @@ action_alloc(portid_t port_id, uint32_t id, return 0; } +/** Get info about flow management resources. */ +int +port_flow_get_info(portid_t port_id) +{ + struct rte_flow_port_info port_info; + struct rte_flow_error error; + + if (port_id_is_invalid(port_id, ENABLED_WARN) || + port_id == (portid_t)RTE_PORT_ALL) + return -EINVAL; + /* Poisoning to make sure PMDs update it in case of error. */ + memset(&error, 0x99, sizeof(error)); + if (rte_flow_info_get(port_id, &port_info, &error)) + return port_flow_complain(&error); + printf("Pre-configurable resources on port %u:\n" + "Number of queues: %d\n" + "Number of counters: %d\n" + "Number of aging flows: %d\n" + "Number of meters: %d\n", + port_id, port_info.nb_queues, port_info.nb_counters, + port_info.nb_aging_flows, port_info.nb_meters); + return 0; +} + +/** Configure flow management resources. */ +int +port_flow_configure(portid_t port_id, + const struct rte_flow_port_attr *port_attr, + uint16_t nb_queue, + const struct rte_flow_queue_attr *queue_attr) +{ + struct rte_port *port; + struct rte_flow_error error; + const struct rte_flow_queue_attr *attr_list[nb_queue]; + int std_queue; + + if (port_id_is_invalid(port_id, ENABLED_WARN) || + port_id == (portid_t)RTE_PORT_ALL) + return -EINVAL; + port = &ports[port_id]; + port->queue_nb = nb_queue; + port->queue_sz = queue_attr->size; + for (std_queue = 0; std_queue < nb_queue; std_queue++) + attr_list[std_queue] = queue_attr; + /* Poisoning to make sure PMDs update it in case of error. */ + memset(&error, 0x66, sizeof(error)); + if (rte_flow_configure(port_id, port_attr, nb_queue, attr_list, &error)) + return port_flow_complain(&error); + printf("Configure flows on port %u: " + "number of queues %d with %d elements\n", + port_id, nb_queue, queue_attr->size); + return 0; +} + /** Create indirect action */ int port_action_handle_create(portid_t port_id, uint32_t id, diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index 9967825044..096b6825eb 100644 --- a/app/test-pmd/testpmd.h +++ b/app/test-pmd/testpmd.h @@ -243,6 +243,8 @@ struct rte_port { struct rte_eth_txconf tx_conf[RTE_MAX_QUEUES_PER_PORT+1]; /**< per queue tx configuration */ struct rte_ether_addr *mc_addr_pool; /**< pool of multicast addrs */ uint32_t mc_addr_nb; /**< nb. of addr. in mc_addr_pool */ + queueid_t queue_nb; /**< nb. of queues for flow rules */ + uint32_t queue_sz; /**< size of a queue for flow rules */ uint8_t slave_flag; /**< bonding slave port */ struct port_flow *flow_list; /**< Associated flows. */ struct port_indirect_action *actions_list; @@ -885,6 +887,11 @@ struct rte_flow_action_handle *port_action_handle_get_by_id(portid_t port_id, uint32_t id); int port_action_handle_update(portid_t port_id, uint32_t id, const struct rte_flow_action *action); +int port_flow_get_info(portid_t port_id); +int port_flow_configure(portid_t port_id, + const struct rte_flow_port_attr *port_attr, + uint16_t nb_queue, + const struct rte_flow_queue_attr *queue_attr); int port_flow_validate(portid_t port_id, const struct rte_flow_attr *attr, const struct rte_flow_item *pattern, diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst b/doc/guides/testpmd_app_ug/testpmd_funcs.rst index b2e98df6e1..cfdda5005c 100644 --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst @@ -3308,8 +3308,8 @@ Flow rules management --------------------- Control of the generic flow API (*rte_flow*) is fully exposed through the -``flow`` command (validation, creation, destruction, queries and operation -modes). +``flow`` command (configuration, validation, creation, destruction, queries +and operation modes). Considering *rte_flow* overlaps with all `Filter Functions`_, using both features simultaneously may cause undefined side-effects and is therefore @@ -3332,6 +3332,18 @@ The first parameter stands for the operation mode. Possible operations and their general syntax are described below. They are covered in detail in the following sections. +- Get info about flow engine:: + + flow info {port_id} + +- Configure flow engine:: + + flow configure {port_id} + [queues_number {number}] [queues_size {size}] + [counters_number {number}] + [aging_counters_number {number}] + [meters_number {number}] + - Check whether a flow rule can be created:: flow validate {port_id} @@ -3391,6 +3403,50 @@ following sections. flow tunnel list {port_id} +Retrieving info about flow management engine +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +``flow info`` retrieves info on pre-configurable resources in the underlying +device to give a hint of possible values for flow engine configuration. + +``rte_flow_info_get()``:: + + flow info {port_id} + +If successful, it will show:: + + Pre-configurable resources on port #[...]: + Number of queues: #[...] + Number of counters: #[...] + Number of aging flows: #[...] + Number of meters: #[...] + +Otherwise it will show an error message of the form:: + + Caught error type [...] ([...]): [...] + +Configuring flow management engine +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +``flow configure`` pre-allocates all the needed resources in the underlying +device to be used later at the flow creation. Flow queues are allocated as well +for asynchronous flow creation/destruction operations. It is bound to +``rte_flow_configure()``:: + + flow configure {port_id} + [queues_number {number}] [queues_size {size}] + [counters_number {number}] + [aging_counters_number {number}] + [meters_number {number}] + +If successful, it will show:: + + Configure flows on port #[...]: number of queues #[...] with #[...] elements + +Otherwise it will show an error message of the form:: + + Caught error type [...] ([...]): [...] + Creating a tunnel stub for offload ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- 2.18.2