From: "谢华伟(此时此刻)" <huawei.xhw@alibaba-inc.com> To: ferruh.yigit@intel.com Cc: <dev@dpdk.org>, <maxime.coquelin@redhat.com>, <anatoly.burakov@intel.com>, <david.marchand@redhat.com>, <zhihong.wang@intel.com>, <chenbo.xia@intel.com>, <grive@u256.net>, "谢华伟(此时此刻)" <huawei.xhw@alibaba-inc.com> Subject: [dpdk-dev] [PATCH v5 3/3] PCI: don't use vfio ioctl call to access PIO resource Date: Thu, 22 Oct 2020 23:51:25 +0800 Message-ID: <1603381885-88819-4-git-send-email-huawei.xhw@alibaba-inc.com> (raw) In-Reply-To: <1603381885-88819-1-git-send-email-huawei.xhw@alibaba-inc.com> From: "huawei.xhw" <huawei.xhw@alibaba-inc.com> VFIO should use the same way to map/read/write PORT IO as UIO, for virtio PMD. Signed-off-by: huawei.xhw <huawei.xhw@alibaba-inc.com> --- drivers/bus/pci/linux/pci.c | 8 ++++---- drivers/bus/pci/linux/pci_uio.c | 4 +++- 2 files changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/bus/pci/linux/pci.c b/drivers/bus/pci/linux/pci.c index 0dc99e9..2ed9f2b 100644 --- a/drivers/bus/pci/linux/pci.c +++ b/drivers/bus/pci/linux/pci.c @@ -687,7 +687,7 @@ int rte_pci_write_config(const struct rte_pci_device *device, #ifdef VFIO_PRESENT case RTE_PCI_KDRV_VFIO: if (pci_vfio_is_enabled()) - ret = pci_vfio_ioport_map(dev, bar, p); + ret = pci_uio_ioport_map(dev, bar, p); break; #endif case RTE_PCI_KDRV_IGB_UIO: @@ -711,7 +711,7 @@ int rte_pci_write_config(const struct rte_pci_device *device, switch (p->dev->kdrv) { #ifdef VFIO_PRESENT case RTE_PCI_KDRV_VFIO: - pci_vfio_ioport_read(p, data, len, offset); + pci_uio_ioport_read(p, data, len, offset); break; #endif case RTE_PCI_KDRV_IGB_UIO: @@ -730,7 +730,7 @@ int rte_pci_write_config(const struct rte_pci_device *device, switch (p->dev->kdrv) { #ifdef VFIO_PRESENT case RTE_PCI_KDRV_VFIO: - pci_vfio_ioport_write(p, data, len, offset); + pci_uio_ioport_write(p, data, len, offset); break; #endif case RTE_PCI_KDRV_IGB_UIO: @@ -751,7 +751,7 @@ int rte_pci_write_config(const struct rte_pci_device *device, #ifdef VFIO_PRESENT case RTE_PCI_KDRV_VFIO: if (pci_vfio_is_enabled()) - ret = pci_vfio_ioport_unmap(p); + ret = pci_uio_ioport_unmap(p); break; #endif case RTE_PCI_KDRV_IGB_UIO: diff --git a/drivers/bus/pci/linux/pci_uio.c b/drivers/bus/pci/linux/pci_uio.c index c19382f..463792b 100644 --- a/drivers/bus/pci/linux/pci_uio.c +++ b/drivers/bus/pci/linux/pci_uio.c @@ -429,7 +429,9 @@ } /* FIXME only for primary process ? */ - if (dev->intr_handle.type == RTE_INTR_HANDLE_UNKNOWN) { + if (dev->intr_handle.type == RTE_INTR_HANDLE_UNKNOWN && + (dev->kdrv == RTE_PCI_KDRV_IGB_UIO || + dev->kdrv == RTE_PCI_KDRV_UIO_GENERIC)) { int uio_num = pci_get_uio_dev(dev, dirname, sizeof(dirname), 0); if (uio_num < 0) { RTE_LOG(ERR, EAL, "cannot open %s: %s\n", -- 1.8.3.1
next prev parent reply other threads:[~2020-10-22 15:52 UTC|newest] Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-09-30 14:59 [dpdk-dev] [PATCH v2] pci: support both PIO and MMIO BAR for legacy virtio on x86 谢华伟(此时此刻) 2020-10-01 10:22 ` Burakov, Anatoly 2020-10-02 5:44 ` 谢华伟(此时此刻) 2020-10-09 8:36 ` [dpdk-dev] [PATCH v3] " 谢华伟(此时此刻) 2020-10-13 8:41 ` [dpdk-dev] [PATCH v4] support both PIO and MMIO bar for virtio pci device 谢华伟(此时此刻) 2020-10-13 8:41 ` [dpdk-dev] [PATCH v4] pci: support both PIO and MMIO BAR for legacy virtio on x86 谢华伟(此时此刻) 2020-10-13 12:34 ` 谢华伟(此时此刻) 2020-10-21 8:46 ` 谢华伟(此时此刻) 2020-10-21 11:49 ` Ferruh Yigit 2020-10-21 12:32 ` 谢华伟(此时此刻) 2020-10-21 17:24 ` Ferruh Yigit 2020-10-22 9:15 ` 谢华伟(此时此刻) 2020-10-22 9:44 ` Ferruh Yigit 2020-10-22 9:57 ` 谢华伟(此时此刻) 2020-10-22 15:51 ` [dpdk-dev] [PATCH v5 0/3] support both PIO and MMIO BAR for virtio PMD 谢华伟(此时此刻) 2020-10-22 15:51 ` [dpdk-dev] [PATCH v5 1/3] PCI: use PCI standard sysfs entry to get PIO address 谢华伟(此时此刻) 2021-01-12 8:07 ` Maxime Coquelin 2021-01-14 18:23 ` 谢华伟(此时此刻) 2021-01-24 15:10 ` Xueming(Steven) Li 2020-10-22 15:51 ` [dpdk-dev] [PATCH v5 2/3] PCI: support MMIO in rte_pci_ioport_map/unap/read/write 谢华伟(此时此刻) 2021-01-12 8:23 ` Maxime Coquelin 2021-01-21 6:30 ` 谢华伟(此时此刻) 2021-01-24 15:22 ` Xueming(Steven) Li 2021-01-25 3:08 ` 谢华伟(此时此刻) 2021-01-27 10:40 ` Ferruh Yigit 2021-01-27 15:34 ` 谢华伟(此时此刻) 2021-01-27 16:45 ` Ferruh Yigit 2020-10-22 15:51 ` 谢华伟(此时此刻) [this message] 2021-01-12 9:37 ` [dpdk-dev] [PATCH v5 3/3] PCI: don't use vfio ioctl call to access PIO resource Maxime Coquelin 2021-01-12 16:58 ` Maxime Coquelin 2021-01-20 14:54 ` 谢华伟(此时此刻) 2021-01-21 8:29 ` Maxime Coquelin 2021-01-21 14:57 ` 谢华伟(此时此刻) 2021-01-21 15:00 ` 谢华伟(此时此刻) 2021-01-21 15:38 ` Maxime Coquelin 2021-01-22 7:25 ` 谢华伟(此时此刻) 2021-01-26 10:44 ` Maxime Coquelin 2021-01-27 10:32 ` Ferruh Yigit 2021-01-27 12:17 ` Maxime Coquelin 2021-01-27 14:43 ` 谢华伟(此时此刻) 2021-01-27 16:45 ` Ferruh Yigit 2021-01-28 13:43 ` 谢华伟(此时此刻) 2021-01-26 12:30 ` 谢华伟(此时此刻) 2021-01-26 12:35 ` Maxime Coquelin 2021-01-26 14:24 ` 谢华伟(此时此刻) 2020-10-27 8:50 ` [dpdk-dev] [PATCH v5 0/3] support both PIO and MMIO BAR for virtio PMD 谢华伟(此时此刻) 2020-10-28 3:48 ` 谢华伟(此时此刻) 2020-11-02 11:56 ` 谢华伟(此时此刻) 2020-11-10 12:35 ` 谢华伟(此时此刻) 2020-11-10 12:42 ` David Marchand 2020-11-12 13:35 ` 谢华伟(此时此刻) 2020-12-14 14:24 ` 谢华伟(此时此刻) 2020-12-16 7:54 ` Maxime Coquelin 2021-01-12 17:37 ` Maxime Coquelin 2021-01-14 18:19 ` 谢华伟(此时此刻) 2021-01-21 4:12 ` 谢华伟(此时此刻) 2021-01-21 8:47 ` Maxime Coquelin 2021-01-21 13:51 ` 谢华伟(此时此刻)
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