From: Chaoyong He <chaoyong.he@corigine.com>
To: dev@dpdk.org
Cc: oss-drivers@corigine.com, Chaoyong He <chaoyong.he@corigine.com>,
Shujing Dong <shujing.dong@corigine.com>,
Long Wu <long.wu@corigine.com>,
Peng Zhang <peng.zhang@corigine.com>
Subject: [PATCH v4 20/24] vdpa/nfp: add remap PCI memory
Date: Fri, 27 Oct 2023 10:59:57 +0800 [thread overview]
Message-ID: <20231027030001.602639-21-chaoyong.he@corigine.com> (raw)
In-Reply-To: <20231027030001.602639-1-chaoyong.he@corigine.com>
Add the logic of remap PCI memory.
Signed-off-by: Chaoyong He <chaoyong.he@corigine.com>
Signed-off-by: Shujing Dong <shujing.dong@corigine.com>
Reviewed-by: Long Wu <long.wu@corigine.com>
Reviewed-by: Peng Zhang <peng.zhang@corigine.com>
---
drivers/vdpa/nfp/nfp_vdpa.c | 65 ++++++++++++++++++++++++++++++++++++-
1 file changed, 64 insertions(+), 1 deletion(-)
diff --git a/drivers/vdpa/nfp/nfp_vdpa.c b/drivers/vdpa/nfp/nfp_vdpa.c
index ef4ae4946a..824b0d681a 100644
--- a/drivers/vdpa/nfp/nfp_vdpa.c
+++ b/drivers/vdpa/nfp/nfp_vdpa.c
@@ -7,6 +7,7 @@
#include <nfp_common_pci.h>
#include <nfp_dev.h>
+#include <rte_vfio.h>
#include <vdpa_driver.h>
#include "nfp_vdpa_log.h"
@@ -16,6 +17,11 @@
struct nfp_vdpa_dev {
struct rte_pci_device *pci_dev;
struct rte_vdpa_device *vdev;
+
+ int vfio_container_fd;
+ int vfio_group_fd;
+ int vfio_dev_fd;
+ int iommu_group;
};
struct nfp_vdpa_dev_node {
@@ -53,12 +59,62 @@ nfp_vdpa_find_node_by_pdev(struct rte_pci_device *pdev)
return NULL;
}
+static int
+nfp_vdpa_vfio_setup(struct nfp_vdpa_dev *device)
+{
+ int ret;
+ char dev_name[RTE_DEV_NAME_MAX_LEN] = {0};
+ struct rte_pci_device *pci_dev = device->pci_dev;
+
+ rte_pci_unmap_device(pci_dev);
+
+ rte_pci_device_name(&pci_dev->addr, dev_name, RTE_DEV_NAME_MAX_LEN);
+ rte_vfio_get_group_num(rte_pci_get_sysfs_path(), dev_name,
+ &device->iommu_group);
+
+ device->vfio_container_fd = rte_vfio_container_create();
+ if (device->vfio_container_fd < 0)
+ return -1;
+
+ device->vfio_group_fd = rte_vfio_container_group_bind(
+ device->vfio_container_fd, device->iommu_group);
+ if (device->vfio_group_fd < 0)
+ goto container_destroy;
+
+ DRV_VDPA_LOG(DEBUG, "container_fd=%d, group_fd=%d,\n",
+ device->vfio_container_fd, device->vfio_group_fd);
+
+ ret = rte_pci_map_device(pci_dev);
+ if (ret != 0)
+ goto group_unbind;
+
+ device->vfio_dev_fd = rte_intr_dev_fd_get(pci_dev->intr_handle);
+
+ return 0;
+
+group_unbind:
+ rte_vfio_container_group_unbind(device->vfio_container_fd, device->iommu_group);
+container_destroy:
+ rte_vfio_container_destroy(device->vfio_container_fd);
+
+ return -1;
+}
+
+static void
+nfp_vdpa_vfio_teardown(struct nfp_vdpa_dev *device)
+{
+ rte_pci_unmap_device(device->pci_dev);
+ rte_vfio_container_group_unbind(device->vfio_container_fd, device->iommu_group);
+ rte_vfio_container_destroy(device->vfio_container_fd);
+}
+
struct rte_vdpa_dev_ops nfp_vdpa_ops = {
};
static int
nfp_vdpa_pci_probe(struct rte_pci_device *pci_dev)
{
+ int ret;
struct nfp_vdpa_dev *device;
struct nfp_vdpa_dev_node *node;
@@ -75,10 +131,14 @@ nfp_vdpa_pci_probe(struct rte_pci_device *pci_dev)
device->pci_dev = pci_dev;
+ ret = nfp_vdpa_vfio_setup(device);
+ if (ret != 0)
+ goto free_device;
+
device->vdev = rte_vdpa_register_device(&pci_dev->device, &nfp_vdpa_ops);
if (device->vdev == NULL) {
DRV_VDPA_LOG(ERR, "Failed to register device %s", pci_dev->name);
- goto free_device;
+ goto vfio_teardown;
}
node->device = device;
@@ -88,6 +148,8 @@ nfp_vdpa_pci_probe(struct rte_pci_device *pci_dev)
return 0;
+vfio_teardown:
+ nfp_vdpa_vfio_teardown(device);
free_device:
free(device);
free_node:
@@ -118,6 +180,7 @@ nfp_vdpa_pci_remove(struct rte_pci_device *pci_dev)
pthread_mutex_unlock(&vdpa_list_lock);
rte_vdpa_unregister_device(device->vdev);
+ nfp_vdpa_vfio_teardown(device);
free(device);
free(node);
--
2.39.1
next prev parent reply other threads:[~2023-10-27 3:03 UTC|newest]
Thread overview: 121+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-17 5:45 [PATCH 00/25] add the NFP vDPA PMD Chaoyong He
2023-10-17 5:45 ` [PATCH 01/25] drivers: introduce the NFP common library Chaoyong He
2023-10-17 5:45 ` [PATCH 02/25] net/nfp: make VF PMD using of NFP common module Chaoyong He
2023-10-17 5:45 ` [PATCH 03/25] net/nfp: rename common module name Chaoyong He
2023-10-17 5:45 ` [PATCH 04/25] net/nfp: rename ctrl " Chaoyong He
2023-10-17 5:45 ` [PATCH 05/25] net/nfp: extract the cap data field Chaoyong He
2023-10-17 5:45 ` [PATCH 06/25] net/nfp: extract the qcp " Chaoyong He
2023-10-17 5:45 ` [PATCH 07/25] net/nfp: extract the ctrl BAR " Chaoyong He
2023-10-17 5:45 ` [PATCH 08/25] net/nfp: extract the ctrl " Chaoyong He
2023-10-17 5:45 ` [PATCH 09/25] net/nfp: change the parameter of APIs Chaoyong He
2023-10-17 5:45 ` [PATCH 10/25] net/nfp: change the parameter of reconfig Chaoyong He
2023-10-17 5:45 ` [PATCH 11/25] net/nfp: extract the MAC address data field Chaoyong He
2023-10-17 5:45 ` [PATCH 12/25] net/nfp: rename parameter in related logic Chaoyong He
2023-10-17 5:45 ` [PATCH 13/25] drivers: add the common ctrl module Chaoyong He
2023-10-17 5:45 ` [PATCH 14/25] drivers: add the nfp common module Chaoyong He
2023-10-17 5:45 ` [PATCH 15/25] drivers: move queue logic to " Chaoyong He
2023-10-17 5:45 ` [PATCH 16/25] drivers: move platform module to common library Chaoyong He
2023-10-17 5:45 ` [PATCH 17/25] drivers: move device " Chaoyong He
2023-10-17 5:45 ` [PATCH 18/25] drivers/vdpa: introduce the NFP vDPA library Chaoyong He
2023-10-17 5:45 ` [PATCH 19/25] drivers: add the basic framework of vDPA PMD Chaoyong He
2023-10-17 5:45 ` [PATCH 20/25] vdpa/nfp: add the logic of remap PCI memory Chaoyong He
2023-10-17 5:45 ` [PATCH 21/25] vdpa/nfp: add the hardware init logic Chaoyong He
2023-10-17 5:45 ` [PATCH 22/25] drivers: add the datapath update logic Chaoyong He
2023-10-17 5:45 ` [PATCH 23/25] vdpa/nfp: add the notify related logic Chaoyong He
2023-10-17 5:45 ` [PATCH 24/25] vdpa/nfp: add nfp vDPA device operations Chaoyong He
2023-10-17 5:45 ` [PATCH 25/25] doc: add the common and vDPA document Chaoyong He
2023-10-24 2:28 ` [PATCH v2 00/25] add the NFP vDPA PMD Chaoyong He
2023-10-24 2:28 ` [PATCH v2 01/25] drivers: introduce the NFP common library Chaoyong He
2023-10-24 2:28 ` [PATCH v2 02/25] net/nfp: make VF PMD using of NFP common module Chaoyong He
2023-10-25 16:09 ` Ferruh Yigit
2023-10-26 1:34 ` Chaoyong He
2023-10-24 2:28 ` [PATCH v2 03/25] net/nfp: rename common module name Chaoyong He
2023-10-24 2:28 ` [PATCH v2 04/25] net/nfp: rename ctrl " Chaoyong He
2023-10-24 2:28 ` [PATCH v2 05/25] net/nfp: extract the cap data field Chaoyong He
2023-10-24 2:28 ` [PATCH v2 06/25] net/nfp: extract the qcp " Chaoyong He
2023-10-24 2:28 ` [PATCH v2 07/25] net/nfp: extract the ctrl BAR " Chaoyong He
2023-10-24 2:28 ` [PATCH v2 08/25] net/nfp: extract the ctrl " Chaoyong He
2023-10-24 2:28 ` [PATCH v2 09/25] net/nfp: change the parameter of APIs Chaoyong He
2023-10-24 2:28 ` [PATCH v2 10/25] net/nfp: change the parameter of reconfig Chaoyong He
2023-10-24 2:28 ` [PATCH v2 11/25] net/nfp: extract the MAC address data field Chaoyong He
2023-10-24 2:28 ` [PATCH v2 12/25] net/nfp: rename parameter in related logic Chaoyong He
2023-10-24 2:28 ` [PATCH v2 13/25] drivers: add the common ctrl module Chaoyong He
2023-10-24 2:28 ` [PATCH v2 14/25] drivers: add the nfp common module Chaoyong He
2023-10-24 2:28 ` [PATCH v2 15/25] drivers: move queue logic to " Chaoyong He
2023-10-24 2:28 ` [PATCH v2 16/25] drivers: move platform module to common library Chaoyong He
2023-10-24 2:28 ` [PATCH v2 17/25] drivers: move device " Chaoyong He
2023-10-24 2:28 ` [PATCH v2 18/25] drivers/vdpa: introduce the NFP vDPA library Chaoyong He
2023-10-25 16:09 ` Ferruh Yigit
2023-10-26 1:39 ` Chaoyong He
2023-10-24 2:28 ` [PATCH v2 19/25] drivers: add the basic framework of vDPA PMD Chaoyong He
2023-10-25 16:10 ` Ferruh Yigit
2023-10-26 1:39 ` Chaoyong He
2023-10-24 2:28 ` [PATCH v2 20/25] vdpa/nfp: add the logic of remap PCI memory Chaoyong He
2023-10-24 2:28 ` [PATCH v2 21/25] vdpa/nfp: add the hardware init logic Chaoyong He
2023-10-24 2:28 ` [PATCH v2 22/25] drivers: add the datapath update logic Chaoyong He
2023-10-24 2:28 ` [PATCH v2 23/25] vdpa/nfp: add the notify related logic Chaoyong He
2023-10-24 2:28 ` [PATCH v2 24/25] vdpa/nfp: add nfp vDPA device operations Chaoyong He
2023-10-24 2:28 ` [PATCH v2 25/25] doc: add the common and vDPA document Chaoyong He
2023-10-25 16:11 ` Ferruh Yigit
2023-10-26 1:41 ` Chaoyong He
2023-10-25 16:09 ` [PATCH v2 00/25] add the NFP vDPA PMD Ferruh Yigit
2023-10-26 1:33 ` Chaoyong He
2023-10-26 2:50 ` Chaoyong He
2023-10-26 11:30 ` Ferruh Yigit
2023-10-26 11:33 ` Chaoyong He
2023-10-26 6:42 ` [PATCH v3 " Chaoyong He
2023-10-26 6:43 ` [PATCH v3 01/25] drivers: introduce the NFP common library Chaoyong He
2023-10-26 6:43 ` [PATCH v3 02/25] net/nfp: make VF PMD using of NFP common module Chaoyong He
2023-10-26 6:43 ` [PATCH v3 03/25] net/nfp: rename common module name Chaoyong He
2023-10-26 6:43 ` [PATCH v3 04/25] net/nfp: rename ctrl " Chaoyong He
2023-10-26 6:43 ` [PATCH v3 05/25] net/nfp: extract the cap data field Chaoyong He
2023-10-26 6:43 ` [PATCH v3 06/25] net/nfp: extract the qcp " Chaoyong He
2023-10-26 6:43 ` [PATCH v3 07/25] net/nfp: extract the ctrl BAR " Chaoyong He
2023-10-26 6:43 ` [PATCH v3 08/25] net/nfp: extract the ctrl " Chaoyong He
2023-10-26 6:43 ` [PATCH v3 09/25] net/nfp: change the parameter of APIs Chaoyong He
2023-10-26 6:43 ` [PATCH v3 10/25] net/nfp: change the parameter of reconfig Chaoyong He
2023-10-26 6:43 ` [PATCH v3 11/25] net/nfp: extract the MAC address data field Chaoyong He
2023-10-26 6:43 ` [PATCH v3 12/25] net/nfp: rename parameter in related logic Chaoyong He
2023-10-26 6:43 ` [PATCH v3 13/25] drivers: add the common ctrl module Chaoyong He
2023-10-26 6:43 ` [PATCH v3 14/25] drivers: add the nfp common module Chaoyong He
2023-10-26 6:43 ` [PATCH v3 15/25] drivers: move queue logic to " Chaoyong He
2023-10-26 6:43 ` [PATCH v3 16/25] drivers: move platform module to common library Chaoyong He
2023-10-26 6:43 ` [PATCH v3 17/25] drivers: move device " Chaoyong He
2023-10-26 6:43 ` [PATCH v3 18/25] drivers/vdpa: introduce the NFP vDPA library Chaoyong He
2023-10-26 6:43 ` [PATCH v3 19/25] drivers: add the basic framework of vDPA PMD Chaoyong He
2023-10-26 6:43 ` [PATCH v3 20/25] vdpa/nfp: add the logic of remap PCI memory Chaoyong He
2023-10-26 6:43 ` [PATCH v3 21/25] vdpa/nfp: add the hardware init logic Chaoyong He
2023-10-26 6:43 ` [PATCH v3 22/25] drivers: add the datapath update logic Chaoyong He
2023-10-26 6:43 ` [PATCH v3 23/25] vdpa/nfp: add the notify related logic Chaoyong He
2023-10-26 6:43 ` [PATCH v3 24/25] vdpa/nfp: add nfp vDPA device operations Chaoyong He
2023-10-26 6:43 ` [PATCH v3 25/25] doc: add a entry in the release notes Chaoyong He
2023-10-26 14:55 ` Ferruh Yigit
2023-10-26 14:47 ` [PATCH v3 00/25] add the NFP vDPA PMD Ferruh Yigit
2023-10-26 14:55 ` Ferruh Yigit
2023-10-27 1:23 ` Chaoyong He
2023-10-27 2:59 ` [PATCH v4 00/24] " Chaoyong He
2023-10-27 2:59 ` [PATCH v4 01/24] common/nfp: introduce driver Chaoyong He
2023-10-27 2:59 ` [PATCH v4 02/24] net/nfp: make VF PMD use NFP common driver Chaoyong He
2023-10-27 2:59 ` [PATCH v4 03/24] net/nfp: rename net common module Chaoyong He
2023-10-27 2:59 ` [PATCH v4 04/24] net/nfp: rename ctrl module Chaoyong He
2023-10-27 2:59 ` [PATCH v4 05/24] net/nfp: extract cap data field Chaoyong He
2023-10-27 2:59 ` [PATCH v4 06/24] net/nfp: extract qcp " Chaoyong He
2023-10-27 2:59 ` [PATCH v4 07/24] net/nfp: extract ctrl BAR " Chaoyong He
2023-10-27 2:59 ` [PATCH v4 08/24] net/nfp: extract ctrl " Chaoyong He
2023-10-27 2:59 ` [PATCH v4 09/24] net/nfp: change parameter of functions Chaoyong He
2023-10-27 2:59 ` [PATCH v4 10/24] net/nfp: change parameter of reconfig Chaoyong He
2023-10-27 2:59 ` [PATCH v4 11/24] net/nfp: extract MAC address data field Chaoyong He
2023-10-27 2:59 ` [PATCH v4 12/24] net/nfp: rename parameter in related logic Chaoyong He
2023-10-27 2:59 ` [PATCH v4 13/24] common/nfp: add common ctrl module Chaoyong He
2023-10-27 2:59 ` [PATCH v4 14/24] common/nfp: add common module Chaoyong He
2023-10-27 2:59 ` [PATCH v4 15/24] common/nfp: move queue logic Chaoyong He
2023-10-27 2:59 ` [PATCH v4 16/24] common/nfp: move platform module Chaoyong He
2023-10-27 2:59 ` [PATCH v4 17/24] common/nfp: move device module Chaoyong He
2023-10-27 2:59 ` [PATCH v4 18/24] vdpa/nfp: introduce driver Chaoyong He
2023-10-27 2:59 ` [PATCH v4 19/24] vdpa/nfp: add basic framework Chaoyong He
2023-10-27 2:59 ` Chaoyong He [this message]
2023-10-27 2:59 ` [PATCH v4 21/24] vdpa/nfp: add hardware init Chaoyong He
2023-10-27 2:59 ` [PATCH v4 22/24] vdpa/nfp: add datapath update Chaoyong He
2023-10-27 3:00 ` [PATCH v4 23/24] vdpa/nfp: add notify related logic Chaoyong He
2023-10-27 3:00 ` [PATCH v4 24/24] vdpa/nfp: add device operations Chaoyong He
2023-10-27 13:38 ` [PATCH v4 00/24] add the NFP vDPA PMD Ferruh Yigit
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