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From: David Hunt <david.hunt@intel.com>
To: dev@dpdk.org
Cc: David Hunt <david.hunt@intel.com>
Subject: [dpdk-dev] [PATCH v2 4/4] doc/power: add information on per-core turbo APIs
Date: Wed, 13 Sep 2017 11:44:19 +0100	[thread overview]
Message-ID: <1505299459-24135-5-git-send-email-david.hunt@intel.com> (raw)
In-Reply-To: <1505299459-24135-1-git-send-email-david.hunt@intel.com>

Signed-off-by: David Hunt <david.hunt@intel.com>
---
 doc/guides/prog_guide/power_man.rst | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/doc/guides/prog_guide/power_man.rst b/doc/guides/prog_guide/power_man.rst
index 114d0b1..c5d62a3 100644
--- a/doc/guides/prog_guide/power_man.rst
+++ b/doc/guides/prog_guide/power_man.rst
@@ -89,6 +89,14 @@ Core state can be altered by speculative sleeps whenever the specified lcore has
 In the DPDK, if no packet is received after polling,
 speculative sleeps can be triggered according the strategies defined by the user space application.
 
+Per-core Turbo Boost
+--------------------
+
+Individual cores can be allowed to enter a Turbo Boost state on a per-core
+basis. This is achieved by enabling Turbo Boost Technology in the BIOS, then
+looping through the relevant cores and enabling/disabling Turbo Boost on each
+core.
+
 API Overview of the Power Library
 ---------------------------------
 
@@ -108,6 +116,10 @@ The main methods exported by power library are for CPU frequency scaling and inc
 
 *   **Freq set**: Prompt the kernel to set the frequency for the specific lcore.
 
+*   **Enable turbo**: Prompt the kernel to enable Turbo Boost for the specific lcore.
+
+*   **Disable turbo**: Prompt the kernel to disable Turbo Boost for the specific lcore.
+
 User Cases
 ----------
 
-- 
2.7.4

  parent reply	other threads:[~2017-09-13 10:47 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-22 16:11 [dpdk-dev] [PATCH v1 0/4] add per-core Turbo Boost capability David Hunt
2017-08-22 16:11 ` [dpdk-dev] [PATCH v1 1/4] lib/librte_power: add per-core turbo capability David Hunt
2017-09-13 10:44   ` [dpdk-dev] [PATCH v2 0/4] add per-core Turbo Boost capability David Hunt
2017-09-13 10:44     ` [dpdk-dev] [PATCH v2 1/4] lib/librte_power: add turbo boost API David Hunt
2017-10-03 14:08       ` [dpdk-dev] [PATCH v3 0/9] Policy Based Power Control for Guest David Hunt
2017-10-03 14:08         ` [dpdk-dev] [PATCH v3 1/9] net/i40e: add API to convert VF MAC to VF id David Hunt
2017-10-03 14:08         ` [dpdk-dev] [PATCH v3 2/9] lib/librte_power: add extra msg type for policies David Hunt
2017-10-03 14:08         ` [dpdk-dev] [PATCH v3 3/9] examples/vm_power_mgr: add vcpu to pcpu mapping David Hunt
2017-10-03 14:08         ` [dpdk-dev] [PATCH v3 4/9] examples/vm_power_mgr: add scale to medium freq fn David Hunt
2017-10-03 14:08         ` [dpdk-dev] [PATCH v3 5/9] examples/vm_power_mgr: add policy to channels David Hunt
2017-10-03 14:08         ` [dpdk-dev] [PATCH v3 6/9] examples/vm_power_mgr: add port initialisation David Hunt
2017-10-03 14:08         ` [dpdk-dev] [PATCH v3 7/9] power: add send channel msg function to map file David Hunt
2017-10-03 14:08         ` [dpdk-dev] [PATCH v3 8/9] examples/guest_cli: add send policy to host David Hunt
2017-10-03 14:08         ` [dpdk-dev] [PATCH v3 9/9] examples/vm_power_mgr: set MAC address of VF David Hunt
2017-10-11 16:18       ` [dpdk-dev] [PATCH v9 0/9] Policy Based Power Control for Guest David Hunt
2017-10-11 16:18         ` [dpdk-dev] [PATCH v9 1/9] net/i40e: add API to convert VF MAC to VF id David Hunt
2017-10-11 16:18         ` [dpdk-dev] [PATCH v9 2/9] lib/librte_power: add extra msg type for policies David Hunt
2017-10-11 16:18         ` [dpdk-dev] [PATCH v9 3/9] examples/vm_power_mgr: add vcpu to pcpu mapping David Hunt
2017-10-11 16:18         ` [dpdk-dev] [PATCH v9 4/9] examples/vm_power_mgr: add scale to medium freq fn David Hunt
2017-10-11 16:18         ` [dpdk-dev] [PATCH v9 5/9] examples/vm_power_mgr: add policy to channels David Hunt
2017-10-11 16:18         ` [dpdk-dev] [PATCH v9 6/9] examples/vm_power_mgr: add port initialisation David Hunt
2017-10-11 16:18         ` [dpdk-dev] [PATCH v9 7/9] power: add send channel msg function to map file David Hunt
2017-10-11 16:18         ` [dpdk-dev] [PATCH v9 8/9] examples/guest_cli: add send policy to host David Hunt
2017-10-11 16:18         ` [dpdk-dev] [PATCH v9 9/9] examples/vm_power_mgr: set MAC address of VF David Hunt
2017-10-12  0:23         ` [dpdk-dev] [PATCH v9 0/9] Policy Based Power Control for Guest Ferruh Yigit
2017-09-13 10:44     ` [dpdk-dev] [PATCH v2 2/4] examples/vm_power_manager: add per-core turbo David Hunt
2017-09-13 10:44     ` [dpdk-dev] [PATCH v2 3/4] examples/vm_power_cli_guest: " David Hunt
2017-09-13 10:44     ` David Hunt [this message]
2017-09-18 18:20       ` [dpdk-dev] [PATCH v2 4/4] doc/power: add information on per-core turbo APIs Mcnamara, John
2018-02-06 12:29       ` Mcnamara, John
2017-09-22 14:36     ` [dpdk-dev] [PATCH v2 0/4] add per-core Turbo Boost capability Thomas Monjalon
2017-08-22 16:11 ` [dpdk-dev] [PATCH v1 2/4] examples/vm_power_manager: add per-core turbo David Hunt
2017-08-22 16:11 ` [dpdk-dev] [PATCH v1 3/4] examples/vm_power_cli_guest: " David Hunt
2017-08-22 16:11 ` [dpdk-dev] [PATCH v1 4/4] lib: limit turbo to particular models of CPU David Hunt

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