From: "Chilikin, Andrey" <andrey.chilikin@intel.com>
To: "Zhao1, Wei" <wei.zhao1@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: "Yigit, Ferruh" <ferruh.yigit@intel.com>,
"Xing, Beilei" <beilei.xing@intel.com>,
"Wu, Jingjing" <jingjing.wu@intel.com>
Subject: Re: [dpdk-dev] [PATCH v3 1/2] net/i40e: queue region set and flush
Date: Fri, 22 Sep 2017 20:13:31 +0000 [thread overview]
Message-ID: <AAC06825A3B29643AF5372F5E0DDF0538DC4A976@IRSMSX106.ger.corp.intel.com> (raw)
In-Reply-To: <A2573D2ACFCADC41BB3BE09C6DE313CA07C689E8@PGSMSX103.gar.corp.intel.com>
Hi Wei
> -----Original Message-----
> From: Zhao1, Wei
> Sent: Friday, September 22, 2017 9:49 AM
> To: Chilikin, Andrey <andrey.chilikin@intel.com>; dev@dpdk.org
> Cc: Yigit, Ferruh <ferruh.yigit@intel.com>; Xing, Beilei
> <beilei.xing@intel.com>; Wu, Jingjing <jingjing.wu@intel.com>
> Subject: RE: [dpdk-dev] [PATCH v3 1/2] net/i40e: queue region set and flush
>
> Hi,Andrey
>
> > -----Original Message-----
> > From: Chilikin, Andrey
> > Sent: Friday, September 22, 2017 3:53 AM
> > To: Zhao1, Wei <wei.zhao1@intel.com>; dev@dpdk.org
> > Cc: Zhao1, Wei <wei.zhao1@intel.com>; Yigit, Ferruh
> > <ferruh.yigit@intel.com>; Xing, Beilei <beilei.xing@intel.com>; Wu, Jingjing
> > <jingjing.wu@intel.com>
> > Subject: RE: [dpdk-dev] [PATCH v3 1/2] net/i40e: queue region set and
> flush
<snip>
> > > + if (i == I40E_REGION_MAX_INDEX) {
> > > + printf("The region sizes should be any of the following "
> > > + "values: 1, 2, 4, 8, 16, 32, 64 as long as the "
> > > + "total number of queues do not exceed the VSI allocation");
printf?
> > > + return ret;
> > > + }
> > > +
> > > + if (conf_ptr->region_id >= I40E_REGION_MAX_INDEX) {
> > > + PMD_INIT_LOG(ERR, "the queue region max index is 7");
> > > + return ret;
> > > + }
> > > +
<snip>
> > > + switch (op_type) {
> > > + case RTE_PMD_I40E_QUEUE_REGION_SET:
> > > + ret = i40e_set_queue_region(pf, conf_ptr);
> > > + break;
> > > + case RTE_PMD_I40E_REGION_FLOWTYPE_PF_SET:
> > > + ret = i40e_set_region_flowtype_pf(hw, pf, conf_ptr);
> > > + break;
> > > + case RTE_PMD_I40E_REGION_FLOWTYPE_VF_SET:
> > > + ret = -EINVAL;
> > > + break;
> >
> > Why setting of flowtype mapping is separated to two different option?
> > Does it mean that application will need to detect which driver it uses before
> > calling this API? Application should not care which driver is in use, it tracks
> the
> > number of queues used for RSS and just configures these queues to
> > different regions, regardless if it runs on top of PF or VF. Difference in
> > configuration for PF/VF should be hidden from application, so only single
> > RTE_PMD_I40E_REGION_FLOWTYPE_SET should be used.
>
> By now , we only support pf for this config.
> But I think what you said is very reasonable. I can change code to a new
> scheme:
> DPDK i40e driver use rte_eth_dev ->device->name to detect whether his
> name is
> " net_i40e_vf " or " net_i40e" itself, then we can PMD driver decide to
> config PFQF_HREGION or VFQF_HREGION.
> I will make change in v4 later.
>
> >
> > All other options do not have separate check.
> > Will they work on both PF and VF?
>
> No, only WORK on PF. The reason we have talk in other mail before.
>
Yes, it is why I was confused with separating RTE_PMD_I40E_REGION_FLOWTYPE to PF and VF. All options work on PF only, by only FLOWTYPE was split to PF/VF.
> >
> > > + case RTE_PMD_I40E_UP_REGION_SET:
> > > + ret = i40e_set_up_region(pf, conf_ptr);
> > > + break;
> > > + case RTE_PMD_I40E_REGION_ALL_FLUSH_ON:
> > > + ret = i40e_flush_region_all_conf(hw, pf, 1);
> > > + break;
> > > + case RTE_PMD_I40E_REGION_ALL_FLUSH_OFF:
> > > + ret = i40e_flush_region_all_conf(hw, pf, 0);
> > > + break;
> > > +
Could you explain what is the difference between FLUSH_OFF and FLUSH_ON and how it can be used by an application?
> > > + default:
> > > + PMD_DRV_LOG(WARNING, "op type (%d) not supported",
> > > + op_type);
> > > + ret = -EINVAL;
> > > + break;
> > > + }
> > > +
> > > + I40E_WRITE_FLUSH(hw);
> > > +
> > > + return ret;
> > > +}
> >
>
> > How this API can be tested, is there a separate testpmd patch?
>
> Yes, testpmd has add new CLI commands to support it, also can be use by
> customer.
Sorry, missed second part of the patchset.
Regards,
Andrey
next prev parent reply other threads:[~2017-09-22 20:13 UTC|newest]
Thread overview: 87+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-24 3:26 [dpdk-dev] [PATCH 0/2] net/i40e: API to configure queue regions for RSS Wei Zhao
2017-08-24 3:26 ` [dpdk-dev] [PATCH 1/2] net/i40e: queue region set and flush Wei Zhao
2017-08-31 16:18 ` Ferruh Yigit
2017-09-01 2:38 ` Zhao1, Wei
2017-09-06 9:11 ` Ferruh Yigit
2017-09-15 11:00 ` Ferruh Yigit
2017-09-20 3:20 ` Zhao1, Wei
2017-09-20 10:32 ` Ferruh Yigit
2017-09-18 3:38 ` Zhao1, Wei
2017-09-05 23:52 ` Chilikin, Andrey
2017-09-06 7:21 ` Zhao1, Wei
2017-08-24 3:26 ` [dpdk-dev] [PATCH 2/2] app/testpmd: add API for configuration of queue region Wei Zhao
2017-09-13 6:04 ` [dpdk-dev] [PATCH v2 0/2] net/i40e: API to configure queue regions for RSS Wei Zhao
2017-09-13 6:04 ` [dpdk-dev] [PATCH v2 1/2] net/i40e: queue region set and flush Wei Zhao
2017-09-13 6:04 ` [dpdk-dev] [PATCH v2 2/2] app/testpmd: add API for configuration of queue region Wei Zhao
2017-09-15 3:13 ` [dpdk-dev] [PATCH v3 0/2] net/i40e: API to configure queue regions for RSS Wei Zhao
2017-09-15 3:13 ` [dpdk-dev] [PATCH v3 1/2] net/i40e: queue region set and flush Wei Zhao
2017-09-20 10:36 ` Ferruh Yigit
2017-09-21 6:48 ` Zhao1, Wei
2017-09-21 7:10 ` Ferruh Yigit
2017-09-21 7:26 ` Zhao1, Wei
2017-09-21 15:45 ` Ferruh Yigit
2017-09-25 7:40 ` Zhao1, Wei
2017-09-25 9:31 ` Ferruh Yigit
2017-09-26 7:46 ` Zhao1, Wei
2017-09-26 8:54 ` Zhao1, Wei
2017-09-27 19:13 ` Ferruh Yigit
2017-09-28 2:40 ` Zhao1, Wei
2017-09-21 19:53 ` Chilikin, Andrey
2017-09-22 8:49 ` Zhao1, Wei
2017-09-22 20:13 ` Chilikin, Andrey [this message]
2017-09-25 2:55 ` Zhao1, Wei
2017-09-24 16:01 ` Wu, Jingjing
2017-09-25 3:26 ` Zhao1, Wei
2017-09-25 5:55 ` Zhao1, Wei
2017-09-15 3:13 ` [dpdk-dev] [PATCH v3 2/2] app/testpmd: add API for configuration of queue region Wei Zhao
2017-09-20 10:45 ` Ferruh Yigit
2017-09-25 9:25 ` Zhao1, Wei
2017-09-25 9:43 ` Ferruh Yigit
2017-09-26 5:30 ` Zhao1, Wei
2017-09-28 9:04 ` [dpdk-dev] [PATCH v4 0/3] net/i40e: API to configure queue regions for RSS Wei Zhao
2017-09-28 9:04 ` [dpdk-dev] [PATCH v4 1/3] net/i40e: queue region set and flush Wei Zhao
2017-09-28 9:04 ` [dpdk-dev] [PATCH v4 2/3] app/testpmd: add API for configuration of queue region Wei Zhao
2017-09-28 9:04 ` [dpdk-dev] [PATCH v4 3/3] doc/testpmd_app_ug: add doc info for " Wei Zhao
2017-09-28 9:10 ` [dpdk-dev] [PATCH v4 0/3] net/i40e: API to configure queue regions for RSS Wei Zhao
2017-09-28 9:10 ` [dpdk-dev] [PATCH v4 1/3] net/i40e: queue region set and flush Wei Zhao
2017-09-28 9:10 ` [dpdk-dev] [PATCH v4 2/3] app/testpmd: add API for configuration of queue region Wei Zhao
2017-09-28 9:10 ` [dpdk-dev] [PATCH v4 3/3] doc/testpmd_app_ug: add doc info for " Wei Zhao
2017-09-29 2:56 ` [dpdk-dev] [PATCH v5 0/3] net/i40e: API to configure queue regions for RSS Wei Zhao
2017-09-29 2:56 ` [dpdk-dev] [PATCH v5 1/3] net/i40e: queue region set and flush Wei Zhao
2017-09-29 4:54 ` Wu, Jingjing
2017-09-29 8:27 ` Zhao1, Wei
2017-09-29 2:56 ` [dpdk-dev] [PATCH v5 2/3] app/testpmd: add API for configuration of queue region Wei Zhao
2017-09-29 5:04 ` Wu, Jingjing
2017-09-29 5:21 ` Zhao1, Wei
2017-09-29 2:56 ` [dpdk-dev] [PATCH v5 3/3] doc/testpmd_app_ug: add doc info for " Wei Zhao
2017-09-29 8:11 ` [dpdk-dev] [PATCH v6] net/i40e: API to configure queue regions for RSS Wei Zhao
2017-09-29 8:11 ` [dpdk-dev] [PATCH v6] app/testpmd: add API for configuration of queue region Wei Zhao
2017-09-29 8:11 ` [dpdk-dev] [PATCH v6] net/i40e: queue region set and flush Wei Zhao
2017-09-29 9:00 ` Wu, Jingjing
2017-09-29 9:16 ` [dpdk-dev] [PATCH v7 0/2] net/i40e: API to configure queue regions for RSS Wei Zhao
2017-09-29 9:16 ` [dpdk-dev] [PATCH v7 1/2] net/i40e: queue region set and flush Wei Zhao
2017-09-29 12:22 ` Wu, Jingjing
2017-10-10 1:45 ` Zhao1, Wei
2017-10-03 17:54 ` Ferruh Yigit
2017-10-10 6:11 ` Zhao1, Wei
2017-09-29 9:16 ` [dpdk-dev] [PATCH v7 2/2] app/testpmd: add API for configuration of queue region Wei Zhao
2017-09-29 14:29 ` Wu, Jingjing
2017-10-03 18:04 ` Ferruh Yigit
2017-10-10 1:46 ` Zhao1, Wei
2017-10-10 2:55 ` Zhao1, Wei
2017-10-10 3:01 ` Zhao1, Wei
2017-10-11 2:15 ` Ferruh Yigit
2017-09-29 10:15 ` [dpdk-dev] [PATCH v7 0/2] net/i40e: API to configure queue regions for RSS Peng, Yuan
2017-10-11 8:49 ` [dpdk-dev] [PATCH v8 " Wei Zhao
2017-10-11 8:49 ` [dpdk-dev] [PATCH v8 1/2] net/i40e: queue region set and flush Wei Zhao
2017-10-11 8:49 ` [dpdk-dev] [PATCH v8 2/2] app/testpmd: add API for configuration of queue region Wei Zhao
2017-10-11 8:55 ` [dpdk-dev] [PATCH v8 0/2] net/i40e: API to configure queue regions for RSS Wei Zhao
2017-10-11 8:55 ` [dpdk-dev] [PATCH v8 1/2] net/i40e: queue region set and flush Wei Zhao
2017-10-13 10:06 ` Chilikin, Andrey
2017-10-18 3:00 ` Zhao1, Wei
2017-10-18 13:00 ` Chilikin, Andrey
2017-10-19 2:18 ` Zhao1, Wei
2017-10-11 8:55 ` [dpdk-dev] [PATCH v8 2/2] app/testpmd: add API for configuration of queue region Wei Zhao
2017-10-11 11:29 ` [dpdk-dev] [PATCH v8 0/2] net/i40e: API to configure queue regions for RSS Peng, Yuan
2017-10-11 21:06 ` Ferruh Yigit
2017-10-13 1:52 ` Zhao1, Wei
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=AAC06825A3B29643AF5372F5E0DDF0538DC4A976@IRSMSX106.ger.corp.intel.com \
--to=andrey.chilikin@intel.com \
--cc=beilei.xing@intel.com \
--cc=dev@dpdk.org \
--cc=ferruh.yigit@intel.com \
--cc=jingjing.wu@intel.com \
--cc=wei.zhao1@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).