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Date: Wed, 16 Sep 2020 17:39:05 +0100
From: "Liang, Ma" <liang.j.ma@intel.com>
To: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, "Hunt, David" <david.hunt@intel.com>,
 "Burakov, Anatoly" <anatoly.burakov@intel.com>
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Subject: Re: [dpdk-dev] [PATCH v3 3/6] power: add simple power management
 API and callback
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On 16 Sep 07:53, Ananyev, Konstantin wrote:
<snip>
Yes. we only has two gear. min or max. However, user still can customize
their system max with power mgmt python script on Intel platform. 
> So rte_power_init(lcore) always raises lcore frequency to
> max possible value?
> 
> > >
> > > > +rte_eth_remove_rx_callback(port_id, 0,
> > > > +   dev->cur_pwr_cb);
> > > > +if (rte_power_exit(lcore_id))
> > > > +return -EINVAL;
> > > > +break;
> > > > +}
> > > > +
> > > > +dev->pwr_mgmt_state = RTE_ETH_DEV_POWER_MGMT_DISABLED;
> > > > +dev->cur_pwr_cb = NULL;
> > > > +dev->cb_mode = 0;
> > > > +
> > > > +return 0;
> > > > +}