From: David Marchand <david.marchand@redhat.com>
To: "谢华伟(此时此刻）" <huawei.xhw@alibaba-inc.com>
Cc: "Yigit, Ferruh" <ferruh.yigit@intel.com>,
Maxime Coquelin <maxime.coquelin@redhat.com>, dev <dev@dpdk.org>,
"Burakov, Anatoly" <anatoly.burakov@intel.com>,
xuemingl@nvidia.com, Gaetan Rivet <grive@u256.net>,
"Xia, Chenbo" <chenbo.xia@intel.com>
Subject: Re: [dpdk-dev] [PATCH v6 1/2] bus/pci: use PCI standard sysfs entry to get PIO address
Date: Thu, 18 Feb 2021 10:33:32 +0100 [thread overview]
Message-ID: <CAJFAV8x6guxYMioFDCTaQWYPF0ovcUFTbKwbJryKiQ-Tpm8L7w@mail.gmail.com> (raw)
In-Reply-To: <1611890309-99135-2-git-send-email-huawei.xhw@alibaba-inc.com>
On Fri, Jan 29, 2021 at 4:19 AM 谢华伟(此时此刻） <huawei.xhw@alibaba-inc.com> wrote:
>
> From: "huawei.xhw" <huawei.xhw@alibaba-inc.com>
>
> Currently virtio PMD asssumes legacy device uses PIO bar.
> There are three ways to get PIO(PortIO) address for virtio legacy device.
> under igb_uio, get pio address from uio/uio# sysfs attribute
> under uio_pci_generic:
> for X86, get PIO address from /proc/ioport
> for other ARCH, get PIO address from standard PCI sysfs attribute
>
> Actually, igb_uio sysfs attribute exports exactly the same thing as standard PCI sysfs, i.e,
> pci_dev->resource[]
>
> This patch fixes these messy things, and uses standard PCI sysfs attribute.
I can not find what is being fixed.
Could you elaborate?
--
David Marchand
next prev parent reply other threads:[~2021-02-18 9:33 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-29 3:18 [dpdk-dev] [PATCH v6 0/2] support both PIO and MMIO BAR for legacy device in virtio PMD 谢华伟(此时此刻）
2021-01-29 3:18 ` [dpdk-dev] [PATCH v6 1/2] bus/pci: use PCI standard sysfs entry to get PIO address 谢华伟(此时此刻）
2021-02-03 9:37 ` Maxime Coquelin
2021-02-18 9:33 ` David Marchand [this message]
2021-02-21 15:58 ` 谢华伟(此时此刻）
2021-02-24 12:49 ` David Marchand
2021-02-24 15:29 ` 谢华伟(此时此刻）
2021-02-24 17:52 ` David Marchand
2021-03-01 15:47 ` 谢华伟(此时此刻）
2021-03-02 12:31 ` 谢华伟(此时此刻）
2021-01-29 3:18 ` [dpdk-dev] [PATCH v6 2/2] bus/pci: support MMIO in PCI ioport accessors 谢华伟(此时此刻）
2021-02-03 9:37 ` Maxime Coquelin
2021-02-09 14:51 ` Ferruh Yigit
2021-02-19 8:52 ` Ferruh Yigit
2021-02-21 15:45 ` 谢华伟(此时此刻）
2021-02-17 9:06 ` David Marchand
2021-02-17 14:15 ` 谢华伟(此时此刻）
2021-02-18 9:33 ` David Marchand
2021-01-29 3:25 ` [dpdk-dev] [PATCH v6 0/2] support both PIO and MMIO BAR for legacy device in virtio PMD 谢华伟(此时此刻）
2021-02-01 7:43 ` 谢华伟(此时此刻）
2021-02-03 9:37 ` Maxime Coquelin
2021-02-04 2:50 ` 谢华伟(此时此刻）
2021-02-22 17:15 ` [dpdk-dev] [PATCH v7 " 谢华伟(此时此刻）
2021-02-22 17:15 ` [dpdk-dev] [PATCH v7 1/2] bus/pci: use PCI standard sysfs entry to get PIO address 谢华伟(此时此刻）
2021-02-22 17:15 ` [dpdk-dev] [PATCH v7 2/2] bus/pci: support MMIO in PCI ioport accessors 谢华伟(此时此刻）
2021-02-22 17:25 ` Ferruh Yigit
2021-02-23 14:20 ` 谢华伟(此时此刻）
2021-02-24 15:45 ` Ferruh Yigit
2021-02-25 3:59 ` 谢华伟(此时此刻）
2021-02-25 9:52 ` David Marchand
2021-03-01 15:43 ` 谢华伟(此时此刻）
2021-03-02 13:14 ` David Marchand
2021-03-03 7:56 ` 谢华伟(此时此刻）
2021-03-01 16:01 ` [dpdk-dev] [PATCH v8 0/2] support both PIO and MMIO BAR for legacy device in virtio PMD 谢华伟(此时此刻）
2021-03-01 16:01 ` [dpdk-dev] [PATCH v8 1/2] bus/pci: use PCI standard sysfs entry to get PIO address 谢华伟(此时此刻）
2021-03-01 16:01 ` [dpdk-dev] [PATCH v8 2/2] bus/pci: support MMIO in PCI ioport accessors 谢华伟(此时此刻）
2021-03-02 12:48 ` [dpdk-dev] [PATCH v8 0/2] support both PIO and MMIO BAR for legacy device in virtio PMD 谢华伟(此时此刻）
2021-03-02 13:01 ` Ferruh Yigit
2021-03-02 13:17 ` David Marchand
2021-03-03 17:46 ` [dpdk-dev] [PATCH v9 " 谢华伟(此时此刻）
2021-03-03 17:46 ` [dpdk-dev] [PATCH v9 1/2] bus/pci: use PCI standard sysfs entry to get PIO address 谢华伟(此时此刻）
2021-03-03 17:46 ` [dpdk-dev] [PATCH v9 2/2] bus/pci: support MMIO in PCI ioport accessors 谢华伟(此时此刻）
2021-03-03 18:24 ` [dpdk-dev] [PATCH v9 0/2] support both PIO and MMIO BAR for legacy device in virtio PMD Stephen Hemminger
2021-03-04 13:45 ` 谢华伟(此时此刻）
2021-03-03 18:47 ` [dpdk-dev] [PATCH v10 0/2] support both PIO and MMIO BAR for legacy virito device 谢华伟(此时此刻）
2021-03-03 18:47 ` [dpdk-dev] [PATCH v10 1/2] bus/pci: use PCI standard sysfs entry to get PIO address 谢华伟(此时此刻）
2021-03-05 16:17 ` 谢华伟(此时此刻）
2021-03-09 6:22 ` 谢华伟(此时此刻）
2021-03-09 7:44 ` David Marchand
2021-03-03 18:47 ` [dpdk-dev] [PATCH v10 2/2] bus/pci: support MMIO in PCI ioport accessors 谢华伟(此时此刻）
2021-03-10 17:36 ` [dpdk-dev] [PATCH v11 0/2] support both PIO and MMIO BAR for legacy virito device 谢华伟(此时此刻）
2021-03-10 17:36 ` [dpdk-dev] [PATCH v11 1/2] bus/pci: use PCI standard sysfs entry to get PIO address 谢华伟(此时此刻）
2021-03-10 17:36 ` [dpdk-dev] [PATCH v11 2/2] bus/pci: support MMIO in PCI ioport accessors 谢华伟(此时此刻）
2021-03-11 6:42 ` Wang, Haiyue
2021-03-15 10:19 ` David Marchand
2021-03-15 11:25 ` 谢华伟(此时此刻）
2021-03-15 13:11 ` Wang, Haiyue
2021-03-11 11:54 ` [dpdk-dev] [PATCH v11 0/2] support both PIO and MMIO BAR for legacy virito device Wang, Yinan
2021-03-12 14:32 ` David Marchand
2021-03-15 14:16 ` David Marchand
2021-03-17 8:12 ` 谢华伟(此时此刻）
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