From: Stephen Hemminger <stephen@networkplumber.org>
To: David Marchand <david.marchand@6wind.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, Stephen Hemminger <shemming@brocade.com>
Subject: Re: [dpdk-dev] [PATCH 1/4] pci: allow access to PCI config space
Date: Tue, 10 Feb 2015 15:49:47 -0800 [thread overview]
Message-ID: <20150210154947.34d0e292@uryu.home.lan> (raw)
In-Reply-To: <CALwxeUu7Ur-yXMcKu7Zkq16zqR6f5vU8DEX4Z8CET9G2ttjKgA@mail.gmail.com>
On Mon, 9 Feb 2015 10:45:01 +0100
David Marchand <david.marchand@6wind.com> wrote:
> Hello Stephen,
>
> - It looks a bit odd to me, we end up with something asymetric between uio / vfio wrt pci config space.
> Can we an api consistent between the two ?
> Does this mean that your pmd cannot work / has not been used with vfio ?
>
> - Anyway, I suppose we could reuse this api to remove the RTE_PCI_CONFIG #ifdef / hardcoded stuff from linux eal / igb_uio.
> Opinion ?
>
>
> --
> David Marchand
Ok, please send patches to VFIO to use this API.
It is not possible to do VFIO style config access through older UIO.
Therefore a wrapper like this is needed.
next prev parent reply other threads:[~2015-02-10 23:49 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-06 18:36 [dpdk-dev] [PATCH 0/4] Broadcom 10G NIC Poll Mode Driver Stephen Hemminger
2015-02-06 18:36 ` [dpdk-dev] [PATCH 1/4] pci: allow access to PCI config space Stephen Hemminger
2015-02-09 9:45 ` David Marchand
2015-02-10 23:49 ` Stephen Hemminger [this message]
[not found] ` <c058fdefd5564f3f96bd21593c9ea19a@BRMWP-EXMB11.corp.brocade.com>
2015-02-11 1:23 ` Stephen Hemminger
2015-02-06 18:36 ` [dpdk-dev] [PATCH 2/4] bcm: add BCM pci device ids Stephen Hemminger
2015-02-06 18:36 ` [dpdk-dev] [PATCH 3/4] bcm: new poll mode driver Stephen Hemminger
2015-02-06 18:36 ` [dpdk-dev] [PATCH 4/4] bcm: enable BCM poll mode driver in config Stephen Hemminger
2015-02-07 9:15 ` [dpdk-dev] [PATCH 0/4] Broadcom 10G NIC Poll Mode Driver Jun Xiao
2015-02-07 15:15 ` Stephen Hemminger
2015-02-07 16:05 ` Jun Xiao
2015-02-07 22:23 ` Stephen Hemminger
2015-02-12 14:00 ` Thomas Monjalon
2015-02-12 14:33 ` Stephen Hemminger
2015-02-12 14:56 ` Thomas Monjalon
[not found] ` <0a8c8ae93e354bf0a74dd8ade9d1cc70@BRMWP-EXMB11.corp.brocade.com>
2015-02-12 21:45 ` Stephen Hemminger
2015-02-13 8:31 ` Thomas Monjalon
2015-05-07 23:25 [dpdk-dev] [PATCH 0/4 v4] bnx2x: new poll mode driver Stephen Hemminger
2015-05-07 23:25 ` [dpdk-dev] [PATCH 1/4] pci: allow access to PCI config space Stephen Hemminger
2015-05-11 12:54 ` Neil Horman
[not found] ` <38426478085b4e779e18967cd1b6ae4f@BRMWP-EXMB11.corp.brocade.com>
2015-05-11 15:23 ` Stephen Hemminger
2015-05-11 15:37 ` Neil Horman
2015-05-11 17:30 ` Stephen Hemminger
2015-05-11 17:31 ` Stephen Hemminger
2015-05-12 9:56 ` Bruce Richardson
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