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From: David Marchand <david.marchand@redhat.com>
To: "Huang, Wei" <wei.huang@intel.com>
Cc: "Xu, Rosen" <rosen.xu@intel.com>,
	"Zhang, Tianfei" <tianfei.zhang@intel.com>,
	 "dev@dpdk.org" <dev@dpdk.org>, Ray Kinsella <mdr@ashroe.eu>
Subject: Re: [PATCH] doc: announce some raw/ifpga API removal
Date: Fri, 1 Jul 2022 09:21:51 +0200	[thread overview]
Message-ID: <CAJFAV8xde4ttss4VnQwi65FCqNpkV_Fb98R42NCKxn9rdJFhtQ@mail.gmail.com> (raw)
In-Reply-To: <DM6PR11MB3530E8CC09407C702A8B03B5EFBD9@DM6PR11MB3530.namprd11.prod.outlook.com>

On Fri, Jul 1, 2022 at 9:16 AM Huang, Wei <wei.huang@intel.com> wrote:
> > What is the PCI bus used for, in this application?
> >
> In this application, target PCI device is Intel FPGA, it supports some special operation like removing it from PCI bus and rescanning it back from PCI bus,
> So there are two things need to be done directly on rte_pci_bus:
> 1. Rescan PCI bus
>      pci_bus->bus.scan()
> 2. Get pci_dev by specified PCI address, and remove it
>     TAILQ_FOREACH(pci_dev, &pci_bus->device_list, next) {
>         if (!rte_pci_addr_cmp(&pci_dev->addr, &addr))
>                 return pci_dev;
>     }
>     ....
>     pci_drv = pci_dev->driver;
>     pci_drv->remove(pci_dev);

Can't this application use rte_dev_remove and rte_dev_probe?
If not, we should add the missing parts in the API.


-- 
David Marchand


  reply	other threads:[~2022-07-01  7:22 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-30  9:41 David Marchand
2022-07-01  6:15 ` Xu, Rosen
2022-07-01  6:25   ` Huang, Wei
2022-07-01  7:00     ` David Marchand
2022-07-01  7:16       ` Huang, Wei
2022-07-01  7:21         ` David Marchand [this message]
2022-07-01  8:02           ` Huang, Wei
2022-07-01  8:09             ` David Marchand
2022-07-01  8:14               ` David Marchand
2022-07-01  8:32                 ` Huang, Wei
2022-07-01  8:35                   ` David Marchand
2022-07-07  9:29                     ` David Marchand
2022-07-07  9:34                       ` Huang, Wei
2022-07-12 14:24 ` Thomas Monjalon
2022-07-12 15:33 ` Maxime Coquelin
2022-07-16 16:56 ` Thomas Monjalon

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