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DIR:OUT; SFP:1101; X-OriginatorOrg: ericsson.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Oct 2021 17:32:08.9617 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 6c38a9c2-e7dc-47f7-623c-08d998a68995 X-MS-Exchange-CrossTenant-Id: 92e84ceb-fbfd-47ab-be52-080c6b87953f X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=92e84ceb-fbfd-47ab-be52-080c6b87953f; Ip=[192.176.1.74]; Helo=[oa.msg.ericsson.com] X-MS-Exchange-CrossTenant-AuthSource: HE1EUR02FT055.eop-EUR02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR07MB7209 Subject: [dpdk-dev] [PATCH 2/3] event/dsw: make use of eventdev maintenance facility 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 Sender: "dev" Set the RTE_EVENT_DEV_CAP_REQUIRES_MAINT flag, and perform DSW background tasks on rte_event_maintain() calls. RFC v2: Have dsw_event_maintain() occasionally flush the port output buffers. Signed-off-by: Mattias Rönnblom Tested-by: Richard Eklycke Tested-by: Liron Himi --- drivers/event/dsw/dsw_evdev.c | 4 +++- drivers/event/dsw/dsw_evdev.h | 1 + drivers/event/dsw/dsw_event.c | 9 +++++++++ 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/event/dsw/dsw_evdev.c b/drivers/event/dsw/dsw_evdev.c index 0652d83ad6..5ff8fcc6a9 100644 --- a/drivers/event/dsw/dsw_evdev.c +++ b/drivers/event/dsw/dsw_evdev.c @@ -222,7 +222,8 @@ dsw_info_get(struct rte_eventdev *dev __rte_unused, RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED| RTE_EVENT_DEV_CAP_NONSEQ_MODE| RTE_EVENT_DEV_CAP_MULTIPLE_QUEUE_PORT| - RTE_EVENT_DEV_CAP_CARRY_FLOW_ID + RTE_EVENT_DEV_CAP_CARRY_FLOW_ID| + RTE_EVENT_DEV_CAP_REQUIRES_MAINT }; } @@ -441,6 +442,7 @@ dsw_probe(struct rte_vdev_device *vdev) dev->enqueue_forward_burst = dsw_event_enqueue_forward_burst; dev->dequeue = dsw_event_dequeue; dev->dequeue_burst = dsw_event_dequeue_burst; + dev->maintain = dsw_event_maintain; if (rte_eal_process_type() != RTE_PROC_PRIMARY) return 0; diff --git a/drivers/event/dsw/dsw_evdev.h b/drivers/event/dsw/dsw_evdev.h index 631daea55c..31af4ede0f 100644 --- a/drivers/event/dsw/dsw_evdev.h +++ b/drivers/event/dsw/dsw_evdev.h @@ -271,6 +271,7 @@ uint16_t dsw_event_enqueue_forward_burst(void *port, uint16_t dsw_event_dequeue(void *port, struct rte_event *ev, uint64_t wait); uint16_t dsw_event_dequeue_burst(void *port, struct rte_event *events, uint16_t num, uint64_t wait); +void dsw_event_maintain(void *port); int dsw_xstats_get_names(const struct rte_eventdev *dev, enum rte_event_dev_xstats_mode mode, diff --git a/drivers/event/dsw/dsw_event.c b/drivers/event/dsw/dsw_event.c index 1f09816945..f16d9d463b 100644 --- a/drivers/event/dsw/dsw_event.c +++ b/drivers/event/dsw/dsw_event.c @@ -1400,3 +1400,12 @@ dsw_event_dequeue_burst(void *port, struct rte_event *events, uint16_t num, return dequeued; } + +void dsw_event_maintain(void *port) +{ + struct dsw_port *source_port = port; + struct dsw_evdev *dsw = source_port->dsw; + + dsw_port_note_op(source_port, 0); + dsw_port_bg_process(dsw, source_port); +}