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GET /api/patches/77497/?format=api
{ "id": 77497, "url": "http://patches.dpdk.org/api/patches/77497/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1599851920-16802-15-git-send-email-timothy.mcdaniel@intel.com/", "project": { "id": 1, "url": "http://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": "<1599851920-16802-15-git-send-email-timothy.mcdaniel@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1599851920-16802-15-git-send-email-timothy.mcdaniel@intel.com", "date": "2020-09-11T19:18:32", "name": "[v4,14/22] event/dlb: add eventdev start", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "46b25bd1996ffde2c7d6c2bb75e94847df13574a", "submitter": { "id": 826, "url": "http://patches.dpdk.org/api/people/826/?format=api", "name": "Timothy McDaniel", "email": "timothy.mcdaniel@intel.com" }, "delegate": { "id": 310, "url": "http://patches.dpdk.org/api/users/310/?format=api", "username": "jerin", "first_name": "Jerin", "last_name": "Jacob", "email": "jerinj@marvell.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/1599851920-16802-15-git-send-email-timothy.mcdaniel@intel.com/mbox/", "series": [ { "id": 12163, "url": "http://patches.dpdk.org/api/series/12163/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=12163", "date": "2020-09-11T19:18:18", "name": "Add DLB PMD", "version": 4, "mbox": "http://patches.dpdk.org/series/12163/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/77497/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/77497/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 dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id DB7D5A04C1;\n\tFri, 11 Sep 2020 21:24:27 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 0D9F01C204;\n\tFri, 11 Sep 2020 21:22:27 +0200 (CEST)", "from mga18.intel.com (mga18.intel.com [134.134.136.126])\n by dpdk.org (Postfix) with ESMTP id 37E761C1B1\n for <dev@dpdk.org>; Fri, 11 Sep 2020 21:22:13 +0200 (CEST)", "from fmsmga005.fm.intel.com ([10.253.24.32])\n by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 11 Sep 2020 12:22:12 -0700", "from txasoft-yocto.an.intel.com ([10.123.72.192])\n by fmsmga005.fm.intel.com with ESMTP; 11 Sep 2020 12:22:11 -0700" ], "IronPort-SDR": [ "\n YgYfjoJzA/uxe0Tn8ipqDsPJoejGePDyySeBmSO1ysOUXZJWFYh1NVXbn2j/C0QoRlLAYEUW77\n rb6gjYs36Aiw==", "\n ONzDCKV/J1vGUn0SNFRewWjzxAgGhaVtGm5Wq0CLYWDXx407nYaTQ0j1J7fEuuA5bA3yA27Z0s\n XMscZfYBD1/A==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9741\"; a=\"146570555\"", "E=Sophos;i=\"5.76,416,1592895600\"; d=\"scan'208\";a=\"146570555\"", "E=Sophos;i=\"5.76,416,1592895600\"; d=\"scan'208\";a=\"506375688\"" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "Timothy McDaniel <timothy.mcdaniel@intel.com>", "To": "", "Cc": "dev@dpdk.org, erik.g.carrillo@intel.com, gage.eads@intel.com,\n harry.van.haaren@intel.com, jerinj@marvell.com", "Date": "Fri, 11 Sep 2020 14:18:32 -0500", "Message-Id": "<1599851920-16802-15-git-send-email-timothy.mcdaniel@intel.com>", "X-Mailer": "git-send-email 1.7.10", "In-Reply-To": "<1599851920-16802-1-git-send-email-timothy.mcdaniel@intel.com>", "References": "<1599851920-16802-1-git-send-email-timothy.mcdaniel@intel.com>", "Subject": "[dpdk-dev] [PATCH v4 14/22] event/dlb: add eventdev start", "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 <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": "Add support for the eventdev start entry point.\n\nSigned-off-by: Timothy McDaniel <timothy.mcdaniel@intel.com>\n---\n drivers/event/dlb/dlb.c | 225 +++++++++++++++++++++++++------\n drivers/event/dlb/dlb_iface.c | 3 +\n drivers/event/dlb/dlb_iface.h | 3 +\n drivers/event/dlb/pf/base/dlb_resource.c | 142 +++++++++++++++++++\n drivers/event/dlb/pf/dlb_pf.c | 23 ++++\n 5 files changed, 352 insertions(+), 44 deletions(-)", "diff": "diff --git a/drivers/event/dlb/dlb.c b/drivers/event/dlb/dlb.c\nindex 4f56869..5f2a7fa 100644\n--- a/drivers/event/dlb/dlb.c\n+++ b/drivers/event/dlb/dlb.c\n@@ -1443,6 +1443,7 @@ dlb_eventdev_ldb_queue_setup(struct rte_eventdev *dev,\n \treturn 0;\n }\n \n+\n static int dlb_num_dir_queues_setup(struct dlb_eventdev *dlb)\n {\n \tint i, num = 0;\n@@ -1656,6 +1657,47 @@ dlb_eventdev_port_setup(struct rte_eventdev *dev,\n }\n \n static int\n+dlb_eventdev_reapply_configuration(struct rte_eventdev *dev)\n+{\n+\tstruct dlb_eventdev *dlb = dlb_pmd_priv(dev);\n+\tint ret, i;\n+\n+\t/* If an event queue or port was previously configured, but hasn't been\n+\t * reconfigured, reapply its original configuration.\n+\t */\n+\tfor (i = 0; i < dlb->num_queues; i++) {\n+\t\tstruct dlb_eventdev_queue *ev_queue;\n+\n+\t\tev_queue = &dlb->ev_queues[i];\n+\n+\t\tif (ev_queue->qm_queue.config_state != DLB_PREV_CONFIGURED)\n+\t\t\tcontinue;\n+\n+\t\tret = dlb_eventdev_queue_setup(dev, i, &ev_queue->conf);\n+\t\tif (ret < 0) {\n+\t\t\tDLB_LOG_ERR(\"dlb: failed to reconfigure queue %d\", i);\n+\t\t\treturn ret;\n+\t\t}\n+\t}\n+\n+\tfor (i = 0; i < dlb->num_ports; i++) {\n+\t\tstruct dlb_eventdev_port *ev_port = &dlb->ev_ports[i];\n+\n+\t\tif (ev_port->qm_port.config_state != DLB_PREV_CONFIGURED)\n+\t\t\tcontinue;\n+\n+\t\tret = dlb_eventdev_port_setup(dev, i, &ev_port->conf);\n+\t\tif (ret < 0) {\n+\t\t\tDLB_LOG_ERR(\"dlb: failed to reconfigure ev_port %d\",\n+\t\t\t\t i);\n+\t\t\treturn ret;\n+\t\t}\n+\t}\n+\n+\treturn 0;\n+}\n+\n+static int\n set_dev_id(const char *key __rte_unused,\n \t const char *value,\n \t void *opaque)\n@@ -1791,6 +1833,50 @@ dlb_validate_port_link(struct dlb_eventdev_port *ev_port,\n \treturn 0;\n }\n \n+static int32_t\n+dlb_hw_create_dir_queue(struct dlb_eventdev *dlb, int32_t qm_port_id)\n+{\n+\tstruct dlb_hw_dev *handle = &dlb->qm_instance;\n+\tstruct dlb_create_dir_queue_args cfg;\n+\tstruct dlb_cmd_response response;\n+\tint32_t ret;\n+\n+\tcfg.response = (uintptr_t)&response;\n+\n+\t/* The directed port is always configured before its queue */\n+\tcfg.port_id = qm_port_id;\n+\n+\tret = dlb_iface_dir_queue_create(handle, &cfg);\n+\tif (ret < 0) {\n+\t\tDLB_LOG_ERR(\"dlb: create DIR event queue error, ret=%d (driver status: %s)\\n\",\n+\t\t\t ret, dlb_error_strings[response.status]);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\treturn response.id;\n+}\n+\n+static int\n+dlb_eventdev_dir_queue_setup(struct dlb_eventdev *dlb,\n+\t\t\t struct dlb_eventdev_queue *ev_queue,\n+\t\t\t struct dlb_eventdev_port *ev_port)\n+{\n+\tint32_t qm_qid;\n+\n+\tqm_qid = dlb_hw_create_dir_queue(dlb, ev_port->qm_port.id);\n+\n+\tif (qm_qid < 0) {\n+\t\tDLB_LOG_ERR(\"Failed to create the DIR queue\\n\");\n+\t\treturn qm_qid;\n+\t}\n+\n+\tdlb->qm_dir_to_ev_queue_id[qm_qid] = ev_queue->id;\n+\n+\tev_queue->qm_queue.id = qm_qid;\n+\n+\treturn 0;\n+}\n+\n static int16_t\n dlb_hw_map_ldb_qid_to_port(struct dlb_hw_dev *handle,\n \t\t\t uint32_t qm_port_id,\n@@ -1866,50 +1952,6 @@ dlb_event_queue_join_ldb(struct dlb_eventdev *dlb,\n \treturn ret;\n }\n \n-static int32_t\n-dlb_hw_create_dir_queue(struct dlb_eventdev *dlb, int32_t qm_port_id)\n-{\n-\tstruct dlb_hw_dev *handle = &dlb->qm_instance;\n-\tstruct dlb_create_dir_queue_args cfg;\n-\tstruct dlb_cmd_response response;\n-\tint32_t ret;\n-\n-\tcfg.response = (uintptr_t)&response;\n-\n-\t/* The directed port is always configured before its queue */\n-\tcfg.port_id = qm_port_id;\n-\n-\tret = dlb_iface_dir_queue_create(handle, &cfg);\n-\tif (ret < 0) {\n-\t\tDLB_LOG_ERR(\"dlb: create DIR event queue error, ret=%d (driver status: %s)\\n\",\n-\t\t\t ret, dlb_error_strings[response.status]);\n-\t\treturn -EINVAL;\n-\t}\n-\n-\treturn response.id;\n-}\n-\n-static int\n-dlb_eventdev_dir_queue_setup(struct dlb_eventdev *dlb,\n-\t\t\t struct dlb_eventdev_queue *ev_queue,\n-\t\t\t struct dlb_eventdev_port *ev_port)\n-{\n-\tint32_t qm_qid;\n-\n-\tqm_qid = dlb_hw_create_dir_queue(dlb, ev_port->qm_port.id);\n-\n-\tif (qm_qid < 0) {\n-\t\tDLB_LOG_ERR(\"Failed to create the DIR queue\\n\");\n-\t\treturn qm_qid;\n-\t}\n-\n-\tdlb->qm_dir_to_ev_queue_id[qm_qid] = ev_queue->id;\n-\n-\tev_queue->qm_queue.id = qm_qid;\n-\n-\treturn 0;\n-}\n-\n static int\n dlb_do_port_link(struct rte_eventdev *dev,\n \t\t struct dlb_eventdev_queue *ev_queue,\n@@ -1941,6 +1983,40 @@ dlb_do_port_link(struct rte_eventdev *dev,\n }\n \n static int\n+dlb_eventdev_apply_port_links(struct rte_eventdev *dev)\n+{\n+\tstruct dlb_eventdev *dlb = dlb_pmd_priv(dev);\n+\tint i;\n+\n+\t/* Perform requested port->queue links */\n+\tfor (i = 0; i < dlb->num_ports; i++) {\n+\t\tstruct dlb_eventdev_port *ev_port = &dlb->ev_ports[i];\n+\t\tint j;\n+\n+\t\tfor (j = 0; j < DLB_MAX_NUM_QIDS_PER_LDB_CQ; j++) {\n+\t\t\tstruct dlb_eventdev_queue *ev_queue;\n+\t\t\tuint8_t prio, queue_id;\n+\n+\t\t\tif (!ev_port->link[j].valid)\n+\t\t\t\tcontinue;\n+\n+\t\t\tprio = ev_port->link[j].priority;\n+\t\t\tqueue_id = ev_port->link[j].queue_id;\n+\n+\t\t\tif (dlb_validate_port_link(ev_port, queue_id, true, j))\n+\t\t\t\treturn -EINVAL;\n+\n+\t\t\tev_queue = &dlb->ev_queues[queue_id];\n+\n+\t\t\tif (dlb_do_port_link(dev, ev_queue, ev_port, prio))\n+\t\t\t\treturn -EINVAL;\n+\t\t}\n+\t}\n+\n+\treturn 0;\n+}\n+\n+static int\n dlb_eventdev_port_link(struct rte_eventdev *dev, void *event_port,\n \t\t const uint8_t queues[], const uint8_t priorities[],\n \t\t uint16_t nb_links)\n@@ -2030,12 +2106,73 @@ dlb_eventdev_port_link(struct rte_eventdev *dev, void *event_port,\n \treturn i;\n }\n \n+static int\n+dlb_eventdev_start(struct rte_eventdev *dev)\n+{\n+\tstruct dlb_eventdev *dlb = dlb_pmd_priv(dev);\n+\tstruct dlb_hw_dev *handle = &dlb->qm_instance;\n+\tstruct dlb_start_domain_args cfg;\n+\tstruct dlb_cmd_response response;\n+\tint ret, i;\n+\n+\trte_spinlock_lock(&dlb->qm_instance.resource_lock);\n+\tif (dlb->run_state != DLB_RUN_STATE_STOPPED) {\n+\t\tDLB_LOG_ERR(\"bad state %d for dev_start\\n\",\n+\t\t\t (int)dlb->run_state);\n+\t\trte_spinlock_unlock(&dlb->qm_instance.resource_lock);\n+\t\treturn -EINVAL;\n+\t}\n+\tdlb->run_state\t= DLB_RUN_STATE_STARTING;\n+\trte_spinlock_unlock(&dlb->qm_instance.resource_lock);\n+\n+\t/* If the device was configured more than once, some event ports and/or\n+\t * queues may need to be reconfigured.\n+\t */\n+\tret = dlb_eventdev_reapply_configuration(dev);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\t/* The DLB PMD delays port links until the device is started. */\n+\tret = dlb_eventdev_apply_port_links(dev);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\tcfg.response = (uintptr_t)&response;\n+\n+\tfor (i = 0; i < dlb->num_ports; i++) {\n+\t\tif (!dlb->ev_ports[i].setup_done) {\n+\t\t\tDLB_LOG_ERR(\"dlb: port %d not setup\", i);\n+\t\t\treturn -ESTALE;\n+\t\t}\n+\t}\n+\n+\tfor (i = 0; i < dlb->num_queues; i++) {\n+\t\tif (dlb->ev_queues[i].num_links == 0) {\n+\t\t\tDLB_LOG_ERR(\"dlb: queue %d is not linked\", i);\n+\t\t\treturn -ENOLINK;\n+\t\t}\n+\t}\n+\n+\tret = dlb_iface_sched_domain_start(handle, &cfg);\n+\tif (ret < 0) {\n+\t\tDLB_LOG_ERR(\"dlb: sched_domain_start ret=%d (driver status: %s)\\n\",\n+\t\t\t ret, dlb_error_strings[response.status]);\n+\t\treturn ret;\n+\t}\n+\n+\tdlb->run_state = DLB_RUN_STATE_STARTED;\n+\tDLB_LOG_DBG(\"dlb: sched_domain_start completed OK\\n\");\n+\n+\treturn 0;\n+}\n+\n void\n dlb_entry_points_init(struct rte_eventdev *dev)\n {\n \tstatic struct rte_eventdev_ops dlb_eventdev_entry_ops = {\n \t\t.dev_infos_get = dlb_eventdev_info_get,\n \t\t.dev_configure = dlb_eventdev_configure,\n+\t\t.dev_start = dlb_eventdev_start,\n \t\t.queue_def_conf = dlb_eventdev_queue_default_conf_get,\n \t\t.port_def_conf = dlb_eventdev_port_default_conf_get,\n \t\t.queue_setup = dlb_eventdev_queue_setup,\ndiff --git a/drivers/event/dlb/dlb_iface.c b/drivers/event/dlb/dlb_iface.c\nindex 3d34c89..e0cade1 100644\n--- a/drivers/event/dlb/dlb_iface.c\n+++ b/drivers/event/dlb/dlb_iface.c\n@@ -67,6 +67,9 @@ int (*dlb_iface_map_qid)(struct dlb_hw_dev *handle,\n int (*dlb_iface_unmap_qid)(struct dlb_hw_dev *handle,\n \t\t\t struct dlb_unmap_qid_args *cfg);\n \n+int (*dlb_iface_sched_domain_start)(struct dlb_hw_dev *handle,\n+\t\t\t\t struct dlb_start_domain_args *cfg);\n+\n int (*dlb_iface_pending_port_unmaps)(struct dlb_hw_dev *handle,\n \t\t\t\t struct dlb_pending_port_unmaps_args *args);\n \ndiff --git a/drivers/event/dlb/dlb_iface.h b/drivers/event/dlb/dlb_iface.h\nindex c0f5f2e..8c905ab 100644\n--- a/drivers/event/dlb/dlb_iface.h\n+++ b/drivers/event/dlb/dlb_iface.h\n@@ -55,6 +55,9 @@ extern int (*dlb_iface_map_qid)(struct dlb_hw_dev *handle,\n extern int (*dlb_iface_unmap_qid)(struct dlb_hw_dev *handle,\n \t\t\t\t struct dlb_unmap_qid_args *cfg);\n \n+extern int (*dlb_iface_sched_domain_start)(struct dlb_hw_dev *handle,\n+\t\t\t\t struct dlb_start_domain_args *cfg);\n+\n extern int (*dlb_iface_pending_port_unmaps)(struct dlb_hw_dev *handle,\n \t\t\t\tstruct dlb_pending_port_unmaps_args *args);\n \ndiff --git a/drivers/event/dlb/pf/base/dlb_resource.c b/drivers/event/dlb/pf/base/dlb_resource.c\nindex 34207ff..829a977 100644\n--- a/drivers/event/dlb/pf/base/dlb_resource.c\n+++ b/drivers/event/dlb/pf/base/dlb_resource.c\n@@ -6408,6 +6408,32 @@ static int dlb_verify_map_qid_args(struct dlb_hw *hw,\n \treturn 0;\n }\n \n+static int dlb_verify_start_domain_args(struct dlb_hw *hw,\n+\t\t\t\t\tu32 domain_id,\n+\t\t\t\t\tstruct dlb_cmd_response *resp)\n+{\n+\tstruct dlb_domain *domain;\n+\n+\tdomain = dlb_get_domain_from_id(hw, domain_id);\n+\n+\tif (!domain) {\n+\t\tresp->status = DLB_ST_INVALID_DOMAIN_ID;\n+\t\treturn -1;\n+\t}\n+\n+\tif (!domain->configured) {\n+\t\tresp->status = DLB_ST_DOMAIN_NOT_CONFIGURED;\n+\t\treturn -1;\n+\t}\n+\n+\tif (domain->started) {\n+\t\tresp->status = DLB_ST_DOMAIN_STARTED;\n+\t\treturn -1;\n+\t}\n+\n+\treturn 0;\n+}\n+\n static int dlb_verify_map_qid_slot_available(struct dlb_ldb_port *port,\n \t\t\t\t\t struct dlb_ldb_queue *queue,\n \t\t\t\t\t struct dlb_cmd_response *resp)\n@@ -6669,3 +6695,119 @@ int dlb_hw_map_qid(struct dlb_hw *hw,\n \treturn 0;\n }\n \n+static void dlb_log_start_domain(struct dlb_hw *hw, u32 domain_id)\n+{\n+\tDLB_HW_INFO(hw, \"DLB start domain arguments:\\n\");\n+\tDLB_HW_INFO(hw, \"\\tDomain ID: %d\\n\", domain_id);\n+}\n+\n+static void dlb_ldb_pool_write_credit_count_reg(struct dlb_hw *hw,\n+\t\t\t\t\t\tu32 pool_id)\n+{\n+\tunion dlb_chp_ldb_pool_crd_cnt r0 = { {0} };\n+\tstruct dlb_credit_pool *pool;\n+\n+\tpool = &hw->rsrcs.ldb_credit_pools[pool_id];\n+\n+\tr0.field.count = pool->avail_credits;\n+\n+\tDLB_CSR_WR(hw,\n+\t\t DLB_CHP_LDB_POOL_CRD_CNT(pool->id),\n+\t\t r0.val);\n+}\n+\n+static void dlb_dir_pool_write_credit_count_reg(struct dlb_hw *hw,\n+\t\t\t\t\t\tu32 pool_id)\n+{\n+\tunion dlb_chp_dir_pool_crd_cnt r0 = { {0} };\n+\tstruct dlb_credit_pool *pool;\n+\n+\tpool = &hw->rsrcs.dir_credit_pools[pool_id];\n+\n+\tr0.field.count = pool->avail_credits;\n+\n+\tDLB_CSR_WR(hw,\n+\t\t DLB_CHP_DIR_POOL_CRD_CNT(pool->id),\n+\t\t r0.val);\n+}\n+\n+/**\n+ * dlb_hw_start_domain() - Lock the domain configuration\n+ * @hw:\t Contains the current state of the DLB hardware.\n+ * @args: User-provided arguments.\n+ * @resp: Response to user.\n+ *\n+ * Return: returns < 0 on error, 0 otherwise. If the driver is unable to\n+ * satisfy a request, resp->status will be set accordingly.\n+ */\n+int dlb_hw_start_domain(struct dlb_hw *hw,\n+\t\t\tu32 domain_id,\n+\t\t\tstruct dlb_start_domain_args *arg,\n+\t\t\tstruct dlb_cmd_response *resp)\n+{\n+\tstruct dlb_list_entry *iter;\n+\tstruct dlb_dir_pq_pair *dir_queue;\n+\tstruct dlb_ldb_queue *ldb_queue;\n+\tstruct dlb_credit_pool *pool;\n+\tstruct dlb_domain *domain;\n+\tRTE_SET_USED(arg);\n+\tRTE_SET_USED(iter);\n+\n+\tdlb_log_start_domain(hw, domain_id);\n+\n+\tif (dlb_verify_start_domain_args(hw, domain_id, resp))\n+\t\treturn -EINVAL;\n+\n+\tdomain = dlb_get_domain_from_id(hw, domain_id);\n+\tif (!domain) {\n+\t\tDLB_HW_ERR(hw,\n+\t\t\t \"[%s():%d] Internal error: domain not found\\n\",\n+\t\t\t __func__, __LINE__);\n+\t\treturn -EFAULT;\n+\t}\n+\n+\t/* Write the domain's pool credit counts, which have been updated\n+\t * during port configuration. The sum of the pool credit count plus\n+\t * each producer port's credit count must equal the pool's credit\n+\t * allocation *before* traffic is sent.\n+\t */\n+\tDLB_DOM_LIST_FOR(domain->used_ldb_credit_pools, pool, iter)\n+\t\tdlb_ldb_pool_write_credit_count_reg(hw, pool->id);\n+\n+\tDLB_DOM_LIST_FOR(domain->used_dir_credit_pools, pool, iter)\n+\t\tdlb_dir_pool_write_credit_count_reg(hw, pool->id);\n+\n+\t/* Enable load-balanced and directed queue write permissions for the\n+\t * queues this domain owns. Without this, the DLB will drop all\n+\t * incoming traffic to those queues.\n+\t */\n+\tDLB_DOM_LIST_FOR(domain->used_ldb_queues, ldb_queue, iter) {\n+\t\tunion dlb_sys_ldb_vasqid_v r0 = { {0} };\n+\t\tunsigned int offs;\n+\n+\t\tr0.field.vasqid_v = 1;\n+\n+\t\toffs = domain->id * DLB_MAX_NUM_LDB_QUEUES + ldb_queue->id;\n+\n+\t\tDLB_CSR_WR(hw, DLB_SYS_LDB_VASQID_V(offs), r0.val);\n+\t}\n+\n+\tDLB_DOM_LIST_FOR(domain->used_dir_pq_pairs, dir_queue, iter) {\n+\t\tunion dlb_sys_dir_vasqid_v r0 = { {0} };\n+\t\tunsigned int offs;\n+\n+\t\tr0.field.vasqid_v = 1;\n+\n+\t\toffs = domain->id * DLB_MAX_NUM_DIR_PORTS + dir_queue->id;\n+\n+\t\tDLB_CSR_WR(hw, DLB_SYS_DIR_VASQID_V(offs), r0.val);\n+\t}\n+\n+\tdlb_flush_csr(hw);\n+\n+\tdomain->started = true;\n+\n+\tresp->status = 0;\n+\n+\treturn 0;\n+}\ndiff --git a/drivers/event/dlb/pf/dlb_pf.c b/drivers/event/dlb/pf/dlb_pf.c\nindex a6a5adb..237ade9 100644\n--- a/drivers/event/dlb/pf/dlb_pf.c\n+++ b/drivers/event/dlb/pf/dlb_pf.c\n@@ -477,6 +477,28 @@ dlb_pf_get_sn_occupancy(struct dlb_hw_dev *handle,\n }\n \n static int\n+dlb_pf_sched_domain_start(struct dlb_hw_dev *handle,\n+\t\t\t struct dlb_start_domain_args *cfg)\n+{\n+\tstruct dlb_dev *dlb_dev = (struct dlb_dev *)handle->pf_dev;\n+\tstruct dlb_cmd_response response = {0};\n+\tint ret;\n+\n+\tDLB_INFO(dev->dlb_device, \"Entering %s()\\n\", __func__);\n+\n+\tret = dlb_hw_start_domain(&dlb_dev->hw,\n+\t\t\t\t handle->domain_id,\n+\t\t\t\t cfg,\n+\t\t\t\t &response);\n+\n+\t*(struct dlb_cmd_response *)cfg->response = response;\n+\n+\tDLB_INFO(dev->dlb_device, \"Exiting %s() with ret=%d\\n\", __func__, ret);\n+\n+\treturn ret;\n+}\n+\n+static int\n dlb_pf_pending_port_unmaps(struct dlb_hw_dev *handle,\n \t\t\t struct dlb_pending_port_unmaps_args *args)\n {\n@@ -559,6 +581,7 @@ dlb_pf_iface_fn_ptrs_init(void)\n \tdlb_iface_dir_port_create = dlb_pf_dir_port_create;\n \tdlb_iface_map_qid = dlb_pf_map_qid;\n \tdlb_iface_unmap_qid = dlb_pf_unmap_qid;\n+\tdlb_iface_sched_domain_start = dlb_pf_sched_domain_start;\n \tdlb_iface_pending_port_unmaps = dlb_pf_pending_port_unmaps;\n \tdlb_iface_get_cq_poll_mode = dlb_pf_get_cq_poll_mode;\n \tdlb_iface_get_sn_allocation = dlb_pf_get_sn_allocation;\n", "prefixes": [ "v4", "14/22" ] }