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From: Huisong Li <lihuisong@huawei.com>
To: <dev@dpdk.org>
Cc: <mb@smartsharesystems.com>, <thomas@monjalon.net>,
	<ferruh.yigit@amd.com>,  <anatoly.burakov@intel.com>,
	<david.hunt@intel.com>, <sivaprasad.tummala@amd.com>,
	<stephen@networkplumber.org>, <konstantin.ananyev@huawei.com>,
	<david.marchand@redhat.com>, <fengchengwen@huawei.com>,
	<liuyonglong@huawei.com>, <lihuisong@huawei.com>
Subject: [PATCH v11 2/2] examples/l3fwd-power: add PM QoS configuration
Date: Mon, 21 Oct 2024 19:42:53 +0800	[thread overview]
Message-ID: <20241021114253.31216-3-lihuisong@huawei.com> (raw)
In-Reply-To: <20241021114253.31216-1-lihuisong@huawei.com>

Add PM QoS configuration to declease the delay after sleep in case of
entering deeper idle state.

Signed-off-by: Huisong Li <lihuisong@huawei.com>
Acked-by: Morten Brørup <mb@smartsharesystems.com>
---
 examples/l3fwd-power/main.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/examples/l3fwd-power/main.c b/examples/l3fwd-power/main.c
index 2bb6b092c3..b0ddb54ee2 100644
--- a/examples/l3fwd-power/main.c
+++ b/examples/l3fwd-power/main.c
@@ -47,6 +47,7 @@
 #include <rte_telemetry.h>
 #include <rte_power_pmd_mgmt.h>
 #include <rte_power_uncore.h>
+#include <rte_power_qos.h>
 
 #include "perf_core.h"
 #include "main.h"
@@ -2260,6 +2261,22 @@ init_power_library(void)
 			return -1;
 		}
 	}
+
+	RTE_LCORE_FOREACH(lcore_id) {
+		/*
+		 * Set the worker lcore's to have strict latency limit to allow
+		 * the CPU to enter the shallowest idle state.
+		 */
+		ret = rte_power_qos_set_cpu_resume_latency(lcore_id,
+					RTE_POWER_QOS_STRICT_LATENCY_VALUE);
+		if (ret != 0) {
+			RTE_LOG(ERR, L3FWD_POWER,
+				"Failed to set strict resume latency on core%u.\n",
+				lcore_id);
+			return ret;
+		}
+	}
+
 	return ret;
 }
 
@@ -2299,6 +2316,13 @@ deinit_power_library(void)
 			}
 		}
 	}
+
+	RTE_LCORE_FOREACH(lcore_id) {
+		/* Restore the original value in kernel. */
+		rte_power_qos_set_cpu_resume_latency(lcore_id,
+				RTE_POWER_QOS_RESUME_LATENCY_NO_CONSTRAINT);
+	}
+
 	return ret;
 }
 
-- 
2.22.0


  parent reply	other threads:[~2024-10-21 11:53 UTC|newest]

Thread overview: 125+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-20 10:55 [PATCH 0/2] introduce PM QoS interface Huisong Li
2024-03-20 10:55 ` [PATCH 1/2] power: " Huisong Li
2024-03-20 10:55 ` [PATCH 2/2] examples/l3fwd-power: add PM QoS request configuration Huisong Li
2024-03-20 14:05 ` [PATCH 0/2] introduce PM QoS interface Morten Brørup
2024-03-21  3:04   ` lihuisong (C)
2024-03-21 13:30     ` Morten Brørup
2024-03-22  8:54       ` lihuisong (C)
2024-03-22 12:35         ` Morten Brørup
2024-03-26  2:11           ` lihuisong (C)
2024-03-26  8:27             ` Morten Brørup
2024-03-26 12:15               ` lihuisong (C)
2024-03-26 12:46                 ` Morten Brørup
2024-03-29  1:59                   ` lihuisong (C)
2024-03-22 17:55         ` Tyler Retzlaff
2024-03-26  2:20           ` lihuisong (C)
2024-03-26 16:04             ` Tyler Retzlaff
2024-06-13 11:20 ` [PATCH v2 0/2] power: " Huisong Li
2024-06-13 11:20   ` [PATCH v2 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-06-14  8:04     ` Morten Brørup
2024-06-18 12:19       ` lihuisong (C)
2024-06-18 12:53         ` Morten Brørup
2024-06-13 11:20   ` [PATCH v2 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-06-19  6:31 ` [PATCH v3 0/2] power: introduce PM QoS interface Huisong Li
2024-06-19  6:31   ` [PATCH v3 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-06-19 14:56     ` Stephen Hemminger
2024-06-20  2:22       ` lihuisong (C)
2024-06-19 15:32     ` Thomas Monjalon
2024-06-20  2:32       ` lihuisong (C)
2024-06-19  6:31   ` [PATCH v3 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-06-19 14:54     ` Stephen Hemminger
2024-06-20  2:24       ` lihuisong (C)
2024-06-19  6:59   ` [PATCH v3 0/2] power: introduce PM QoS interface Morten Brørup
2024-06-27  6:00 ` [PATCH v4 " Huisong Li
2024-06-27  6:00   ` [PATCH v4 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-06-27 15:06     ` Stephen Hemminger
2024-06-28  4:07       ` lihuisong (C)
2024-06-27  6:00   ` [PATCH v4 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-07-02  3:50 ` [PATCH v5 0/2] power: introduce PM QoS interface Huisong Li
2024-07-02  3:50   ` [PATCH v5 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-07-03  1:32     ` zhoumin
2024-07-03  2:52       ` lihuisong (C)
2024-07-02  3:50   ` [PATCH v5 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-07-09  2:29 ` [PATCH v6 0/2] power: introduce PM QoS interface Huisong Li
2024-07-09  2:29   ` [PATCH v6 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-07-09  2:29   ` [PATCH v6 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-07-09  3:07     ` Stephen Hemminger
2024-07-09  3:18       ` lihuisong (C)
2024-07-09  6:31 ` [PATCH v7 0/2] power: introduce PM QoS interface Huisong Li
2024-07-09  6:31   ` [PATCH v7 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-07-09  6:31   ` [PATCH v7 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-07-09  7:25 ` [PATCH v8 0/2] power: introduce PM QoS interface Huisong Li
2024-07-09  7:25   ` [PATCH v8 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-07-09  7:25   ` [PATCH v8 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-08-09  9:50 ` [PATCH v9 0/2] power: introduce PM QoS interface Huisong Li
2024-08-09  9:50   ` [PATCH v9 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-09-10  2:00     ` fengchengwen
2024-09-10  9:32       ` lihuisong (C)
2024-09-12  1:14         ` fengchengwen
2024-08-09  9:50   ` [PATCH v9 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-09-10  2:26     ` fengchengwen
2024-09-10 12:07       ` lihuisong (C)
2024-09-12  1:15         ` fengchengwen
2024-09-12  2:38 ` [PATCH v10 0/2] power: introduce PM QoS interface Huisong Li
2024-09-12  2:38   ` [PATCH v10 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-13  1:10     ` Stephen Hemminger
2024-10-14 12:19       ` lihuisong (C)
2024-10-15  9:41         ` lihuisong (C)
2024-10-15 15:45           ` Stephen Hemminger
2024-10-17  2:11             ` lihuisong (C)
2024-10-17  3:20               ` Stephen Hemminger
2024-10-17  8:37                 ` lihuisong (C)
2024-10-22  3:10             ` lihuisong (C)
2024-10-14  8:29     ` Konstantin Ananyev
2024-10-15  7:47       ` lihuisong (C)
2024-09-12  2:38   ` [PATCH v10 2/2] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-10-14  8:24     ` Konstantin Ananyev
2024-10-14  8:46       ` Konstantin Ananyev
2024-10-15  7:32       ` lihuisong (C)
2024-10-16  0:24         ` Konstantin Ananyev
2024-10-17  2:25           ` lihuisong (C)
2024-10-17 11:14             ` Konstantin Ananyev
2024-09-12  3:07   ` [PATCH v10 0/2] power: introduce PM QoS interface fengchengwen
2024-10-12  2:07     ` lihuisong (C)
2024-10-14 15:27   ` Stephen Hemminger
2024-10-15  9:30     ` lihuisong (C)
2024-10-21 11:42 ` [PATCH v11 " Huisong Li
2024-10-21 11:42   ` [PATCH v11 1/2] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-22  9:08     ` Konstantin Ananyev
2024-10-22  9:41       ` lihuisong (C)
2024-10-21 11:42   ` Huisong Li [this message]
2024-10-22  9:10     ` [PATCH v11 2/2] examples/l3fwd-power: add PM QoS configuration Konstantin Ananyev
2024-10-22  9:44       ` lihuisong (C)
2024-10-22 12:15         ` Konstantin Ananyev
2024-10-23  6:27       ` lihuisong (C)
2024-10-23  4:09 ` [PATCH v12 0/3] power: introduce PM QoS interface Huisong Li
2024-10-23  4:09   ` [PATCH v12 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-23  4:09   ` [PATCH v12 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-10-24 16:34     ` Konstantin Ananyev
2024-10-23  4:09   ` [PATCH v12 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-10-24 16:44     ` Konstantin Ananyev
2024-10-25  3:35       ` lihuisong (C)
2024-10-25  9:18 ` [PATCH v13 0/3] power: introduce PM QoS interface Huisong Li
2024-10-25  9:18   ` [PATCH v13 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-25 12:08     ` Tummala, Sivaprasad
2024-10-25  9:18   ` [PATCH v13 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-10-25 11:27     ` fengchengwen
2024-10-29  5:48     ` Tummala, Sivaprasad
2024-10-25  9:18   ` [PATCH v13 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-10-29 13:28 ` [PATCH v14 0/3] power: introduce PM QoS interface Huisong Li
2024-10-29 13:28   ` [PATCH v14 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-10-29 13:28   ` [PATCH v14 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-10-29 13:28   ` [PATCH v14 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-10-29 13:45     ` Konstantin Ananyev
2024-11-04  9:13   ` [PATCH v14 0/3] power: introduce PM QoS interface lihuisong (C)
2024-11-11  2:25 ` [PATCH v15 " Huisong Li
2024-11-11  2:25   ` [PATCH v15 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-11-11 10:18     ` Thomas Monjalon
2024-11-11 12:47       ` lihuisong (C)
2024-11-11  2:25   ` [PATCH v15 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-11-11  2:25   ` [PATCH v15 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li
2024-11-11 10:29   ` [PATCH v15 0/3] power: introduce PM QoS interface Thomas Monjalon
2024-11-11  9:14 ` [RESEND PATCH " Huisong Li
2024-11-11  9:14   ` [RESEND PATCH v15 1/3] power: introduce PM QoS API on CPU wide Huisong Li
2024-11-11  9:14   ` [RESEND PATCH v15 2/3] examples/l3fwd-power: fix data overflow when parse command line Huisong Li
2024-11-11  9:14   ` [RESEND PATCH v15 3/3] examples/l3fwd-power: add PM QoS configuration Huisong Li

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