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From: Yuanhan Liu <yuanhan.liu@linux.intel.com>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH v7 0/9] virtio 1.0 enabling for virtio pmd driver
Date: Tue,  2 Feb 2016 21:48:11 +0800	[thread overview]
Message-ID: <1454420900-10605-1-git-send-email-yuanhan.liu@linux.intel.com> (raw)
In-Reply-To: <1453967697-3757-1-git-send-email-yuanhan.liu@linux.intel.com>

v7: - make checkpatch a bit happier; few (false) warnings still left.

    - rebase to latest code: fixed a conflict.

v6: unfold IO_READ/WRITE_DEF macro

v5: minor fixes:

    - fix wrong type of arg "offset" of read/write_dev_config(): patch 2
      is newly added for that.

    - check "offset + length" overflow

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 8.

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 (9):
  virtio: don't set vring address again at queue startup
  virtio: define offset as size_t type
  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                 | 815 +++++++++++++++++++++++-
 drivers/net/virtio/virtio_pci.h                 | 124 +++-
 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   |   2 +
 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 |   3 +
 15 files changed, 964 insertions(+), 382 deletions(-)

-- 
1.9.0

  parent reply	other threads:[~2016-02-02 13:46 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     ` [dpdk-dev] [PATCH v4 0/8] virtio 1.0 enabling for virtio pmd driver Tetsuya Mukawa
2016-01-19  8:11     ` [dpdk-dev] [PATCH v5 0/9] " 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         ` Yuanhan Liu [this message]
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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