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From: Tetsuya Mukawa <mukawa@igel.co.jp>
To: Yuanhan Liu <yuanhan.liu@linux.intel.com>, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v4 0/8] virtio 1.0 enabling for virtio pmd driver
Date: Mon, 18 Jan 2016 17:04:09 +0900	[thread overview]
Message-ID: <569C9C79.1030702@igel.co.jp> (raw)
In-Reply-To: <1452832571-6156-1-git-send-email-yuanhan.liu@linux.intel.com>

On 2016/01/15 13:36, Yuanhan Liu wrote:
> v4: - mark "src" arg as const for write_dev_cfg operation
>
>     - remove unnessary inline, and likely/unlikely
>
> v3: - export pci_unmap_device as well; and invoke it at virtio
>       uninit stage.
>
>     - fixed same data corruption bug reported by Qian in simple
>       rxtx code path.
>
>     - move VIRTIO_READ/WRITE_REG_X to virtio_pci.c
>
> v2: - fix a data corruption reported by Qian, due to hdr size mismatch.
>       check detailes at ptach 5.
>
>     - Add missing config_irq and isr reading support from v1.
>
>     - fix comments from v1.
>
> Almost all difference comes from virtio 1.0 are the PCI layout change:
> the major configuration structures are stored at bar space, and their
> location is stored at corresponding pci cap structure. Reading/parsing
> them is one of the major work of patch 7.
>
> To make handling virtio v1.0 and v0.95 co-exist well, this patch set
> introduces a virtio_pci_ops structure, to add another layer so that
> we could keep those vtpci_foo_bar "APIs". With that, we could do the
> minimum change to add virtio 1.0 support.
>
>
> Rough test guide
> ================
>
> Firstly, you need get a virtio 1.0 supported QEMU (say, v2.5), then add
> option "disable-modern=false" to qemu virtio-net-pci device to enable
> virtio 1.0 (which is disabled by default).
>
> And if you see something like following from 'lspci -v', it means virtio
> 1.0 is indeed enabled:
>
>     00:04.0 Ethernet controller: Red Hat, Inc Virtio network device
>     Subsystem: Red Hat, Inc Device 0001
>     Physical Slot: 4
>     Flags: bus master, fast devsel, latency 0, IRQ 11
>     I/O ports at c040 [size=64]
>     Memory at febf1000 (32-bit, non-prefetchable) [size=4K]
>     Memory at fe000000 (64-bit, prefetchable) [size=8M]
>     Expansion ROM at feb80000 [disabled] [size=256K]
>     Capabilities: [98] MSI-X: Enable+ Count=6 Masked-
> ==> Capabilities: [84] Vendor Specific Information: Len=14 <?>
> ==> Capabilities: [70] Vendor Specific Information: Len=14 <?>
> ==> Capabilities: [60] Vendor Specific Information: Len=10 <?>
> ==> Capabilities: [50] Vendor Specific Information: Len=10 <?>
> ==> Capabilities: [40] Vendor Specific Information: Len=10 <?>
>     Kernel driver in use: virtio-pci
>     Kernel modules: virtio_pci
>
> After that, there wasn't anything speical comparing to the old virtio
> 0.95 pmd driver.
>
>
> ---
> Yuanhan Liu (8):
>   virtio: don't set vring address again at queue startup
>   virtio: introduce struct virtio_pci_ops
>   virtio: move left pci stuff to virtio_pci.c
>   viritio: switch to 64 bit features
>   virtio: retrieve hdr_size from hw->vtnet_hdr_size
>   eal: pci: export pci_[un]map_device
>   virtio: add 1.0 support
>   virtio: move VIRTIO_READ/WRITE_REG_X into virtio_pci.c
>
>  doc/guides/rel_notes/release_2_3.rst            |   3 +
>  drivers/net/virtio/virtio_ethdev.c              | 302 +--------
>  drivers/net/virtio/virtio_ethdev.h              |   3 +-
>  drivers/net/virtio/virtio_pci.c                 | 793 +++++++++++++++++++++++-
>  drivers/net/virtio/virtio_pci.h                 | 120 +++-
>  drivers/net/virtio/virtio_rxtx.c                |  21 +-
>  drivers/net/virtio/virtio_rxtx_simple.c         |  12 +-
>  drivers/net/virtio/virtqueue.h                  |   4 +-
>  lib/librte_eal/bsdapp/eal/eal_pci.c             |   4 +-
>  lib/librte_eal/bsdapp/eal/rte_eal_version.map   |   7 +
>  lib/librte_eal/common/eal_common_pci.c          |   4 +-
>  lib/librte_eal/common/eal_private.h             |  18 -
>  lib/librte_eal/common/include/rte_pci.h         |  27 +
>  lib/librte_eal/linuxapp/eal/eal_pci.c           |   4 +-
>  lib/librte_eal/linuxapp/eal/rte_eal_version.map |   7 +
>  15 files changed, 949 insertions(+), 380 deletions(-)
>
Reviewed-by: Tetsuya Mukawa <mukawa@igel.co.jp>
Tested-by: Tetsuya Mukawa <mukawa@igel.co.jp>

  parent reply	other threads:[~2016-01-18  8:04 UTC|newest]

Thread overview: 122+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-10  3:54 [dpdk-dev] [PATCH 0/6 for 2.3] initial virtio 1.0 enabling Yuanhan Liu
2015-12-10  3:54 ` [dpdk-dev] [PATCH 1/6] virtio: don't set vring address again at queue startup Yuanhan Liu
2015-12-10  3:54 ` [dpdk-dev] [PATCH 2/6] virtio: introduce struct virtio_pci_ops Yuanhan Liu
2015-12-29 11:31   ` Tan, Jianfeng
2015-12-30  3:45     ` Yuanhan Liu
2015-12-10  3:54 ` [dpdk-dev] [PATCH 3/6] virtio: move left pci stuff to virtio_pci.c Yuanhan Liu
2015-12-10  3:54 ` [dpdk-dev] [PATCH 4/6] viritio: switch to 64 bit features Yuanhan Liu
2015-12-10  3:54 ` [dpdk-dev] [PATCH 5/6] virtio: set RTE_PCI_DRV_NEED_MAPPING flag Yuanhan Liu
2015-12-10  3:54 ` [dpdk-dev] [PATCH 6/6] virtio: add virtio v1.0 support Yuanhan Liu
2015-12-29 11:39   ` Tan, Jianfeng
2015-12-30  3:40     ` Yuanhan Liu
2015-12-10  3:58 ` [dpdk-dev] [PATCH 0/6 for 2.3] initial virtio 1.0 enabling Yuanhan Liu
2015-12-29 11:19 ` Tan, Jianfeng
2015-12-30  3:53   ` Yuanhan Liu
2016-01-04  3:55   ` Xu, Qian Q
2016-01-04  4:16     ` Yuanhan Liu
2016-01-12  6:58 ` [dpdk-dev] [PATCH v2 0/7] virtio 1.0 enabling for virtio pmd driver Yuanhan Liu
2016-01-12  6:58   ` [dpdk-dev] [PATCH v2 1/7] virtio: don't set vring address again at queue startup Yuanhan Liu
2016-01-12  6:58   ` [dpdk-dev] [PATCH v2 2/7] virtio: introduce struct virtio_pci_ops Yuanhan Liu
2016-01-12  6:59   ` [dpdk-dev] [PATCH v2 3/7] virtio: move left pci stuff to virtio_pci.c Yuanhan Liu
2016-01-12  6:59   ` [dpdk-dev] [PATCH v2 4/7] viritio: switch to 64 bit features Yuanhan Liu
2016-01-12  6:59   ` [dpdk-dev] [PATCH v2 5/7] virtio: retrieve hdr_size from hw->vtnet_hdr_size Yuanhan Liu
2016-01-12  6:59   ` [dpdk-dev] [PATCH v2 6/7] eal: pci: export pci_map_device Yuanhan Liu
2016-01-12  8:31     ` David Marchand
2016-01-12  8:40       ` Yuanhan Liu
2016-01-12  9:05         ` Yuanhan Liu
2016-01-13 14:44           ` Santosh Shukla
2016-01-12  6:59   ` [dpdk-dev] [PATCH v2 7/7] virtio: add 1.0 support Yuanhan Liu
2016-01-13  3:31     ` Tetsuya Mukawa
2016-01-13  9:38       ` Yuanhan Liu
2016-01-14  7:47     ` Xie, Huawei
2016-01-14  7:50       ` Yuanhan Liu
2016-01-14  7:51         ` Xie, Huawei
2016-01-14  7:58           ` Yuanhan Liu
2016-01-14  8:08             ` Xie, Huawei
2016-01-14  8:22               ` Yuanhan Liu
2016-01-14  8:28                 ` Xie, Huawei
2016-01-14  7:50     ` Xie, Huawei
2016-01-14  8:38       ` Yuanhan Liu
2016-01-12  7:07   ` [dpdk-dev] [PATCH v2 0/7] virtio 1.0 enabling for virtio pmd driver Yuanhan Liu
2016-01-14  4:27   ` Tetsuya Mukawa
2016-01-14  5:59     ` Yuanhan Liu
2016-01-14  6:09     ` Tan, Jianfeng
2016-01-14  6:41       ` Tetsuya Mukawa
2016-01-18  9:04         ` Tetsuya Mukawa
2016-01-14  6:45       ` Yuanhan Liu
2016-01-14  7:42   ` [dpdk-dev] [PATCH v3 0/8] " Yuanhan Liu
2016-01-14  7:42     ` [dpdk-dev] [PATCH v3 1/8] virtio: don't set vring address again at queue startup Yuanhan Liu
2016-01-14  7:42     ` [dpdk-dev] [PATCH v3 2/8] virtio: introduce struct virtio_pci_ops Yuanhan Liu
2016-01-14  7:42     ` [dpdk-dev] [PATCH v3 3/8] virtio: move left pci stuff to virtio_pci.c Yuanhan Liu
2016-01-14  7:42     ` [dpdk-dev] [PATCH v3 4/8] viritio: switch to 64 bit features Yuanhan Liu
2016-01-14  7:42     ` [dpdk-dev] [PATCH v3 5/8] virtio: retrieve hdr_size from hw->vtnet_hdr_size Yuanhan Liu
2016-01-14  7:42     ` [dpdk-dev] [PATCH v3 6/8] eal: pci: export pci_[un]map_device Yuanhan Liu
2016-01-14  7:45       ` Yuanhan Liu
2016-01-14  7:42     ` [dpdk-dev] [PATCH v3 7/8] virtio: add 1.0 support Yuanhan Liu
2016-01-14  7:42     ` [dpdk-dev] [PATCH v3 8/8] virtio: move VIRTIO_READ/WRITE_REG_X into virtio_pci.c Yuanhan Liu
2016-01-16 10:08       ` Santosh Shukla
2016-01-17 14:07         ` Santosh Shukla
2016-01-15  4:36   ` [dpdk-dev] [PATCH v4 0/8] virtio 1.0 enabling for virtio pmd driver Yuanhan Liu
2016-01-15  4:36     ` [dpdk-dev] [PATCH v4 1/8] virtio: don't set vring address again at queue startup Yuanhan Liu
2016-01-15  4:36     ` [dpdk-dev] [PATCH v4 2/8] virtio: introduce struct virtio_pci_ops Yuanhan Liu
2016-01-18 17:21       ` Xie, Huawei
2016-01-15  4:36     ` [dpdk-dev] [PATCH v4 3/8] virtio: move left pci stuff to virtio_pci.c Yuanhan Liu
2016-01-15  4:36     ` [dpdk-dev] [PATCH v4 4/8] viritio: switch to 64 bit features Yuanhan Liu
2016-01-15  4:36     ` [dpdk-dev] [PATCH v4 5/8] virtio: retrieve hdr_size from hw->vtnet_hdr_size Yuanhan Liu
2016-01-15  4:36     ` [dpdk-dev] [PATCH v4 6/8] eal: pci: export pci_[un]map_device Yuanhan Liu
2016-01-15  4:36     ` [dpdk-dev] [PATCH v4 7/8] virtio: add 1.0 support Yuanhan Liu
2016-01-18 16:38       ` Xie, Huawei
2016-01-18 16:50       ` Xie, Huawei
2016-01-19  5:55         ` Yuanhan Liu
2016-01-19  7:44           ` Xie, Huawei
2016-01-19  7:54             ` Yuanhan Liu
2016-01-19  8:02             ` Xie, Huawei
2016-01-18 17:07       ` Xie, Huawei
2016-01-19  1:36         ` Yuanhan Liu
2016-01-19  1:51           ` Xie, Huawei
2016-01-19  2:46             ` Yuanhan Liu
2016-01-19  2:48               ` Xie, Huawei
2016-01-19  5:54                 ` Yuanhan Liu
2016-01-15  4:36     ` [dpdk-dev] [PATCH v4 8/8] virtio: move VIRTIO_READ/WRITE_REG_X into virtio_pci.c Yuanhan Liu
2016-01-15  8:57       ` Xu, Qian Q
2016-01-18  8:04     ` Tetsuya Mukawa [this message]
2016-01-19  8:11     ` [dpdk-dev] [PATCH v5 0/9] virtio 1.0 enabling for virtio pmd driver Yuanhan Liu
2016-01-19  8:11       ` [dpdk-dev] [PATCH v5 1/9] virtio: don't set vring address again at queue startup Yuanhan Liu
2016-01-19  8:11       ` [dpdk-dev] [PATCH v5 2/9] virtio: define offset as size_t type Yuanhan Liu
2016-01-19  8:11       ` [dpdk-dev] [PATCH v5 3/9] virtio: introduce struct virtio_pci_ops Yuanhan Liu
2016-01-19  8:12       ` [dpdk-dev] [PATCH v5 4/9] virtio: move left pci stuff to virtio_pci.c Yuanhan Liu
2016-01-19  8:12       ` [dpdk-dev] [PATCH v5 5/9] viritio: switch to 64 bit features Yuanhan Liu
2016-01-19  8:12       ` [dpdk-dev] [PATCH v5 6/9] virtio: retrieve hdr_size from hw->vtnet_hdr_size Yuanhan Liu
2016-01-19  8:12       ` [dpdk-dev] [PATCH v5 7/9] eal: pci: export pci_[un]map_device Yuanhan Liu
2016-01-19  8:17         ` David Marchand
2016-01-19  8:12       ` [dpdk-dev] [PATCH v5 8/9] virtio: add 1.0 support Yuanhan Liu
2016-01-21 11:37         ` Thomas Monjalon
2016-01-27  3:49           ` Yuanhan Liu
2016-01-21 11:49         ` Thomas Monjalon
2016-01-27  3:46           ` Yuanhan Liu
2016-01-27  8:11             ` Thomas Monjalon
2016-01-19  8:12       ` [dpdk-dev] [PATCH v5 9/9] virtio: move VIRTIO_READ/WRITE_REG_X into virtio_pci.c Yuanhan Liu
2016-01-19  8:55       ` [dpdk-dev] [PATCH v5 0/9] virtio 1.0 enabling for virtio pmd driver Xie, Huawei
2016-01-28  7:54       ` [dpdk-dev] [PATCH v6 " Yuanhan Liu
2016-01-28  7:54         ` [dpdk-dev] [PATCH v6 1/9] virtio: don't set vring address again at queue startup Yuanhan Liu
2016-01-28  7:54         ` [dpdk-dev] [PATCH v6 2/9] virtio: define offset as size_t type Yuanhan Liu
2016-01-28  7:54         ` [dpdk-dev] [PATCH v6 3/9] virtio: introduce struct virtio_pci_ops Yuanhan Liu
2016-01-28  7:54         ` [dpdk-dev] [PATCH v6 4/9] virtio: move left pci stuff to virtio_pci.c Yuanhan Liu
2016-01-28  7:54         ` [dpdk-dev] [PATCH v6 5/9] viritio: switch to 64 bit features Yuanhan Liu
2016-01-28  7:54         ` [dpdk-dev] [PATCH v6 6/9] virtio: retrieve hdr_size from hw->vtnet_hdr_size Yuanhan Liu
2016-01-28  7:54         ` [dpdk-dev] [PATCH v6 7/9] eal: pci: export pci_[un]map_device Yuanhan Liu
2016-01-28  7:54         ` [dpdk-dev] [PATCH v6 8/9] virtio: add 1.0 support Yuanhan Liu
2016-01-28  7:54         ` [dpdk-dev] [PATCH v6 9/9] virtio: move VIRTIO_READ/WRITE_REG_X into virtio_pci.c Yuanhan Liu
2016-02-02 10:46         ` [dpdk-dev] [PATCH v6 0/9] virtio 1.0 enabling for virtio pmd driver Thomas Monjalon
2016-02-02 13:00           ` Yuanhan Liu
2016-02-02 13:48         ` [dpdk-dev] [PATCH v7 " Yuanhan Liu
2016-02-02 13:48           ` [dpdk-dev] [PATCH v7 1/9] virtio: don't set vring address again at queue startup Yuanhan Liu
2016-02-02 13:48           ` [dpdk-dev] [PATCH v7 2/9] virtio: define offset as size_t type Yuanhan Liu
2016-02-02 13:48           ` [dpdk-dev] [PATCH v7 3/9] virtio: introduce struct virtio_pci_ops Yuanhan Liu
2016-02-02 13:48           ` [dpdk-dev] [PATCH v7 4/9] virtio: move left pci stuff to virtio_pci.c Yuanhan Liu
2016-02-02 13:48           ` [dpdk-dev] [PATCH v7 5/9] viritio: switch to 64 bit features Yuanhan Liu
2016-02-02 13:48           ` [dpdk-dev] [PATCH v7 6/9] virtio: retrieve hdr_size from hw->vtnet_hdr_size Yuanhan Liu
2016-02-02 13:48           ` [dpdk-dev] [PATCH v7 7/9] eal: pci: export pci_[un]map_device Yuanhan Liu
2016-02-02 13:48           ` [dpdk-dev] [PATCH v7 8/9] virtio: add 1.0 support Yuanhan Liu
2016-02-02 13:48           ` [dpdk-dev] [PATCH v7 9/9] virtio: move VIRTIO_READ/WRITE_REG_X into virtio_pci.c Yuanhan Liu
2016-02-03 15:09           ` [dpdk-dev] [PATCH v7 0/9] virtio 1.0 enabling for virtio pmd driver Thomas Monjalon

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