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From: Ori Kam <orika@mellanox.com>
To: Guy Kaneti <guyk@marvell.com>,
	Thomas Monjalon <thomas@monjalon.net>,
	Jerin Jacob Kollanukkaran <jerinj@marvell.com>,
	"xiang.w.wang@intel.com" <xiang.w.wang@intel.com>,
	Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	Shahaf Shuler <shahafs@mellanox.com>,
	"hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
	Opher Reviv <opher@mellanox.com>,
	Alex Rosenbaum <alexr@mellanox.com>,
	Dovrat Zifroni <dovrat@marvell.com>,
	Prasun Kapoor <pkapoor@marvell.com>,
	"nipun.gupta@nxp.com" <nipun.gupta@nxp.com>,
	"bruce.richardson@intel.com" <bruce.richardson@intel.com>,
	"yang.a.hong@intel.com" <yang.a.hong@intel.com>,
	"harry.chang@intel.com" <harry.chang@intel.com>,
	"gu.jian1@zte.com.cn" <gu.jian1@zte.com.cn>,
	"shanjiangh@chinatelecom.cn" <shanjiangh@chinatelecom.cn>,
	"zhangy.yun@chinatelecom.cn" <zhangy.yun@chinatelecom.cn>,
	"lixingfu@huachentel.com" <lixingfu@huachentel.com>,
	"wushuai@inspur.com" <wushuai@inspur.com>,
	"yuyingxia@yxlink.com" <yuyingxia@yxlink.com>,
	"fanchenggang@sunyainfo.com" <fanchenggang@sunyainfo.com>,
	"davidfgao@tencent.com" <davidfgao@tencent.com>,
	"liuzhong1@chinaunicom.cn" <liuzhong1@chinaunicom.cn>,
	"zhaoyong11@huawei.com" <zhaoyong11@huawei.com>,
	"oc@yunify.com" <oc@yunify.com>,
	"jim@netgate.com" <jim@netgate.com>,
	"hongjun.ni@intel.com" <hongjun.ni@intel.com>,
	"j.bromhead@titan-ic.com" <j.bromhead@titan-ic.com>,
	"deri@ntop.org" <deri@ntop.org>,
	"fc@napatech.com" <fc@napatech.com>,
	"arthur.su@lionic.com" <arthur.su@lionic.com>,
	Parav Pandit <parav@mellanox.com>
Subject: Re: [dpdk-dev] [EXT] [PATCH v1	3/4]	regexdev:	add	regexdev	core	functions
Date: Wed, 22 Apr 2020 21:36:19 +0000
Message-ID: <AM6PR05MB51760AB10482069CC267F858DBD20@AM6PR05MB5176.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <DM6PR18MB24109F526D025B6781BC2407D8D70@DM6PR18MB2410.namprd18.prod.outlook.com>

Hi Guy,


> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Guy Kaneti
> Sent: Sunday, April 19, 2020 1:39 PM
> To: Ori Kam <orika@mellanox.com>; Thomas Monjalon
> <thomas@monjalon.net>; Jerin Jacob Kollanukkaran <jerinj@marvell.com>;
> xiang.w.wang@intel.com; Pavan Nikhilesh Bhagavatula
> <pbhagavatula@marvell.com>
> Cc: dev@dpdk.org; Shahaf Shuler <shahafs@mellanox.com>;
> hemant.agrawal@nxp.com; Opher Reviv <opher@mellanox.com>; Alex
> Rosenbaum <alexr@mellanox.com>; Dovrat Zifroni <dovrat@marvell.com>;
> Prasun Kapoor <pkapoor@marvell.com>; nipun.gupta@nxp.com;
> bruce.richardson@intel.com; yang.a.hong@intel.com; harry.chang@intel.com;
> gu.jian1@zte.com.cn; shanjiangh@chinatelecom.cn;
> zhangy.yun@chinatelecom.cn; lixingfu@huachentel.com; wushuai@inspur.com;
> yuyingxia@yxlink.com; fanchenggang@sunyainfo.com;
> davidfgao@tencent.com; liuzhong1@chinaunicom.cn;
> zhaoyong11@huawei.com; oc@yunify.com; jim@netgate.com;
> hongjun.ni@intel.com; j.bromhead@titan-ic.com; deri@ntop.org;
> fc@napatech.com; arthur.su@lionic.com; Parav Pandit <parav@mellanox.com>
> Subject: Re: [dpdk-dev] [EXT] [PATCH v1 3/4] regexdev: add regexdev core
> functions
> 
> 
> 
> > -----Original Message-----
> > From: dev <dev-bounces@dpdk.org> On Behalf Of Ori Kam
> > Sent: Wednesday, April 08, 2020 11:40 AM
> > To: Thomas Monjalon <thomas@monjalon.net>; Jerin Jacob Kollanukkaran
> > <jerinj@marvell.com>; xiang.w.wang@intel.com; Pavan Nikhilesh
> > Bhagavatula <pbhagavatula@marvell.com>
> > Cc: dev@dpdk.org; Shahaf Shuler <shahafs@mellanox.com>;
> > hemant.agrawal@nxp.com; Opher Reviv <opher@mellanox.com>; Alex
> > Rosenbaum <alexr@mellanox.com>; Dovrat Zifroni <dovrat@marvell.com>;
> > Prasun Kapoor <pkapoor@marvell.com>; nipun.gupta@nxp.com;
> > bruce.richardson@intel.com; yang.a.hong@intel.com;
> > harry.chang@intel.com; gu.jian1@zte.com.cn; shanjiangh@chinatelecom.cn;
> > zhangy.yun@chinatelecom.cn; lixingfu@huachentel.com;
> > wushuai@inspur.com; yuyingxia@yxlink.com;
> > fanchenggang@sunyainfo.com; davidfgao@tencent.com;
> > liuzhong1@chinaunicom.cn; zhaoyong11@huawei.com; oc@yunify.com;
> > jim@netgate.com; hongjun.ni@intel.com; j.bromhead@titan-ic.com;
> > deri@ntop.org; fc@napatech.com; arthur.su@lionic.com; Parav Pandit
> > <parav@mellanox.com>
> > Subject: Re: [dpdk-dev] [EXT] [PATCH v1 3/4] regexdev: add regexdev core
> > functions
> >
> >
> >
> > > -----Original Message-----
> > > From: dev <dev-bounces@dpdk.org> On Behalf Of Thomas Monjalon
> > > Sent: Monday, April 6, 2020 4:30 PM
> > > To: Ori Kam <orika@mellanox.com>; Jerin Jacob Kollanukkaran
> > > <jerinj@marvell.com>; xiang.w.wang@intel.com; Pavan Nikhilesh
> > > Bhagavatula <pbhagavatula@marvell.com>
> > > Cc: dev@dpdk.org; Shahaf Shuler <shahafs@mellanox.com>;
> > > hemant.agrawal@nxp.com; Opher Reviv <opher@mellanox.com>; Alex
> > > Rosenbaum <alexr@mellanox.com>; Dovrat Zifroni
> > <dovrat@marvell.com>;
> > > Prasun Kapoor <pkapoor@marvell.com>; nipun.gupta@nxp.com;
> > > bruce.richardson@intel.com; yang.a.hong@intel.com;
> > > harry.chang@intel.com; gu.jian1@zte.com.cn;
> > > shanjiangh@chinatelecom.cn; zhangy.yun@chinatelecom.cn;
> > > lixingfu@huachentel.com; wushuai@inspur.com; yuyingxia@yxlink.com;
> > > fanchenggang@sunyainfo.com; davidfgao@tencent.com;
> > > liuzhong1@chinaunicom.cn; zhaoyong11@huawei.com; oc@yunify.com;
> > > jim@netgate.com; hongjun.ni@intel.com; j.bromhead@titan-ic.com;
> > > deri@ntop.org; fc@napatech.com; arthur.su@lionic.com; Parav Pandit
> > > <parav@mellanox.com>
> > > Subject: Re: [dpdk-dev] [EXT] [PATCH v1 3/4] regexdev: add regexdev
> > > core functions
> > >
> > > 06/04/2020 14:48, Pavan Nikhilesh Bhagavatula:
> > > > > From: Pavan Nikhilesh Bhagavatula
> > > > >> >> From: Pavan Nikhilesh Bhagavatula
> > > > >> >>
> > > > >> >> Looks like this implementation is incomplete?
> > > > >> >> I don't see any pmd specific helper functions for @see
> > > > >> >rte_cryptodev_pmd.c,
> > > > >> >> rte_eventdev_pmd*
> > > > >> >>
> > > > >> >I think the current implementation includes all needed
> > > > >> >functions, at least for the first stage.
> > > > >> >You can find in rte_regexdev_driver.h the functions that should
> > > > >> >be called by the PMD. We have the register / unregister which
> > > > >> >acts the same
> > > > >as
> > > > >> >create
> > > > >> >and destroy. For parsing argument the PMD may call
> > > > >rte_kvargs_parse.
> > > > >> >
> > > > >>
> > > > >> _driver.h should atleast include
> > > > >> rte_regex_dev_pci_generic_probe/rte_regex_pmd_vdev_init
> > > > >> else there would be a lot of code repetition and possibly
> > > > >> udefined
> > > > >behavior
> > > > >> at the driver layer.
> > > > >>
> > > > >Why should they be included? At least in this stage, there is no
> > > > >code to share ethdev why should we add code for the vdev?
> > > >
> > > > Ok I think I failed to communicate my concerns across.
> > > > Let me retry
> > > >
> > > > 1. SW based regex devices such as PCRE/Hyperscan rely on vdev
> > > > framework i.e. user needs to pass an EAL argument
> > > > --vdev="regex_pcre" for the driver to initialize all the other EAL
> > > > subsystems (ethdev, eventdev, cryptodev,
> > > etc..)support this.
> > >
> > > vdev helpers do not have to be part of the first patches which define API.
> > > It should be added when adding the first vdev driver.
> > >
> > > > 2. HW based independent regex devices that are exposed as PCI
> > > > devices
> > > would need
> > > >  pci probe helpers.
> > >
> > > Same, PCI helpers can be added while adding the first PCI driver.
> > >
> > > We can synchronize about how to split the work, avoiding two
> > > developers doing the same thing. But let's not mandate this work to be
> > > done as part of this first series.
> > >
> > >
> > I agree with Thomas, let's discuss this when adding the PMDs.
> 
> I am writing a now the Marvell OcteonTx2 PMD and I think that a PCI helper is
> missing.
> When registering a PCI device, a .remove function is registered of type
> pci_remove_t *remove;
> 
> typedef int (pci_remove_t)(struct rte_pci_device *);
> because this function receives struct rte_pci_device * as an argument
> It is required to have a helper function to retrieve struct rte_regexdev *dev
> based on the device name (or another way).
> similar to rte_cryptodev_pmd_get_named_dev(const char *name)i

Will add.

Thanks,
Ori



  reply	other threads:[~2020-04-22 21:36 UTC|newest]

Thread overview: 96+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-29  6:47 [dpdk-dev] [PATCH v1 0/4] add RegEx class Ori Kam
2020-03-29  6:47 ` [dpdk-dev] [PATCH v1 1/4] regexdev: introduce regexdev subsystem Ori Kam
2020-04-04 15:04   ` [dpdk-dev] [EXT] " Pavan Nikhilesh Bhagavatula
2020-04-05 15:03     ` Ori Kam
2020-03-29  6:47 ` [dpdk-dev] [PATCH v1 2/4] regexdev: add regex core h file Ori Kam
     [not found]   ` <DM5PR18MB221411AAEAFFA9D9F373292BC6C20@DM5PR18MB2214.namprd18.prod.outlook.com>
2020-04-07  8:53     ` Guy Kaneti
2020-04-07 16:16       ` Ori Kam
2020-04-07 16:27         ` Jerin Jacob
2020-04-08  7:37           ` Ori Kam
2020-04-08  7:48             ` Jerin Jacob
2020-04-08  8:31               ` Ori Kam
2020-04-08  8:38                 ` Jerin Jacob
2020-04-08  9:51                   ` Ori Kam
2020-03-29  6:47 ` [dpdk-dev] [PATCH v1 3/4] regexdev: add regexdev core functions Ori Kam
2020-04-04 15:01   ` [dpdk-dev] [EXT] " Pavan Nikhilesh Bhagavatula
2020-04-05 15:05     ` Ori Kam
2020-04-05 17:10       ` Pavan Nikhilesh Bhagavatula
2020-04-05 20:02         ` Ori Kam
2020-04-06 12:48           ` Pavan Nikhilesh Bhagavatula
2020-04-06 13:29             ` Thomas Monjalon
2020-04-06 13:38               ` Jerin Jacob
2020-04-06 19:11                 ` Ori Kam
2020-04-07  5:49                   ` Jerin Jacob
2020-04-07  6:46                     ` Ori Kam
2020-04-07  7:22                       ` Jerin Jacob
2020-04-07 12:27                     ` Thomas Monjalon
2020-04-07 12:54                       ` Jerin Jacob
2020-04-07 14:21                   ` Guy Kaneti
2020-04-07 16:28                     ` Ori Kam
2020-04-07 16:37                       ` Guy Kaneti
2020-04-08  6:52                         ` Ori Kam
2020-04-08  8:39               ` Ori Kam
2020-04-19 10:38                 ` Guy Kaneti
2020-04-22 21:36                   ` Ori Kam [this message]
2020-04-08  9:41             ` Ori Kam
2020-03-29  6:47 ` [dpdk-dev] [PATCH v1 4/4] regexdev: implement regex rte level functions Ori Kam
2020-04-04 14:27   ` [dpdk-dev] [EXT] " Pavan Nikhilesh Bhagavatula
2020-04-05 15:04     ` Ori Kam
2020-04-05 16:48       ` Pavan Nikhilesh Bhagavatula
2020-04-05 19:46         ` Ori Kam
2020-04-06 11:16       ` Thomas Monjalon
2020-04-06 12:33         ` Pavan Nikhilesh Bhagavatula
2020-04-06 13:14           ` Thomas Monjalon
2020-04-06 13:20             ` Jerin Jacob
2020-04-06 13:22             ` Pavan Nikhilesh Bhagavatula
2020-04-06 13:36               ` Thomas Monjalon
2020-04-06 13:50                 ` Pavan Nikhilesh Bhagavatula
2020-04-06 14:00                   ` Thomas Monjalon
2020-04-06 18:53                     ` Ori Kam
2020-04-04 13:06 ` [dpdk-dev] [EXT] [PATCH v1 0/4] add RegEx class Pavan Nikhilesh Bhagavatula
2020-04-05 15:03   ` Ori Kam
2020-04-17 12:43 ` [dpdk-dev] [PATCH v2 " Ori Kam
2020-04-17 12:43   ` [dpdk-dev] [PATCH v2 1/4] regexdev: introduce regexdev subsystem Ori Kam
2020-04-17 12:43   ` [dpdk-dev] [PATCH v2 2/4] regexdev: add regex core h file Ori Kam
2020-04-20 10:48     ` Guy Kaneti
2020-04-20 15:49       ` Ori Kam
2020-04-17 12:43   ` [dpdk-dev] [PATCH v2 3/4] regexdev: add regexdev core functions Ori Kam
2020-04-17 12:43   ` [dpdk-dev] [PATCH v2 4/4] regexdev: implement regex rte level functions Ori Kam
2020-04-21 11:12     ` Guy Kaneti
2020-04-21 11:20       ` Ori Kam
2020-04-21 11:36     ` Guy Kaneti
2020-04-22 20:33       ` Ori Kam
2020-05-07  9:45 ` [dpdk-dev] [PATCH v3 0/4] add RegEx class Ori Kam
2020-05-07  9:45   ` [dpdk-dev] [PATCH v3 1/4] regexdev: introduce regexdev subsystem Ori Kam
2020-06-21 11:18     ` Ori Kam
2020-06-30 19:57       ` Ori Kam
2020-05-07  9:45   ` [dpdk-dev] [PATCH v3 2/4] regexdev: add regex core h file Ori Kam
2020-06-03  6:47     ` [dpdk-dev] [EXT] " Guy Kaneti
2020-05-07  9:45   ` [dpdk-dev] [PATCH v3 3/4] regexdev: add regexdev core functions Ori Kam
2020-06-03  6:57     ` [dpdk-dev] [EXT] " Guy Kaneti
2020-05-07  9:45   ` [dpdk-dev] [PATCH v3 4/4] regexdev: implement regex rte level functions Ori Kam
2020-06-03  6:59     ` [dpdk-dev] [EXT] " Guy Kaneti
2020-06-28 13:45     ` Guy Kaneti
2020-06-28 14:10       ` Ori Kam
2020-05-24 20:24   ` [dpdk-dev] [PATCH v3 0/4] add RegEx class Ori Kam
2020-07-02  7:45 ` [dpdk-dev] [PATCH v4 " Ori Kam
2020-07-02  7:46   ` [dpdk-dev] [PATCH v4 1/4] regexdev: introduce regexdev subsystem Ori Kam
2020-07-05 21:18     ` Thomas Monjalon
2020-07-06  7:02       ` Ori Kam
2020-07-02  7:46   ` [dpdk-dev] [PATCH v4 2/4] regexdev: add regex core h file Ori Kam
2020-07-02  7:46   ` [dpdk-dev] [PATCH v4 3/4] regexdev: add regexdev core functions Ori Kam
2020-07-05 21:08     ` Thomas Monjalon
2020-07-06  6:07       ` Ori Kam
2020-07-06  7:03         ` Thomas Monjalon
2020-07-06  8:00           ` Bruce Richardson
2020-07-02  7:46   ` [dpdk-dev] [PATCH v4 4/4] regexdev: implement regex rte level functions Ori Kam
2020-07-05 21:21   ` [dpdk-dev] [PATCH v4 0/4] add RegEx class Thomas Monjalon
2020-07-06  7:03     ` Ori Kam
2020-07-06 17:36 ` [dpdk-dev] [PATCH v5 " Ori Kam
2020-07-06 17:36   ` [dpdk-dev] [PATCH v5 1/4] regexdev: introduce regexdev subsystem Ori Kam
2020-07-06 19:38     ` Thomas Monjalon
2020-09-11 12:46     ` David Marchand
2020-07-06 17:36   ` [dpdk-dev] [PATCH v5 2/4] regexdev: add regex core h file Ori Kam
2020-07-06 17:36   ` [dpdk-dev] [PATCH v5 3/4] regexdev: add regexdev core functions Ori Kam
2020-07-06 17:36   ` [dpdk-dev] [PATCH v5 4/4] regexdev: implement regex rte level functions Ori Kam
2020-07-06 22:30   ` [dpdk-dev] [PATCH v5 0/4] add RegEx class Thomas Monjalon

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