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vDPA/ifcvf: manage ifcvf_hw in the mgmt_dev 

commit 6a3b2f179b upstream.

This commit allocates the hw structure in the
management device structure. So the hardware
can be initialized once the management device
is allocated in probe.

Signed-off-by: Zhu Lingshan <lingshan.zhu@intel.com>
Cc: stable@vger.kernel.org
Message-Id: <20221125145724.1129962-10-lingshan.zhu@intel.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Zhu Lingshan 2022-11-25 22:57:21 +08:00 committed by Greg Kroah-Hartman
parent 6ddb3b8058
commit dd5d2d8821
2 changed files with 7 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/vdpa/ifcvf/ifcvf_base.h
View File

@ -39,7 +39,7 @@
#define IFCVF_INFO(pdev, fmt, ...) dev_info(&pdev->dev, fmt, ##__VA_ARGS__)
#define ifcvf_private_to_vf(adapter) \
(&((struct ifcvf_adapter *)adapter)->vf)
(((struct ifcvf_adapter *)adapter)->vf)
/* all vqs and config interrupt has its own vector */
#define MSIX_VECTOR_PER_VQ_AND_CONFIG 1
@ -95,7 +95,7 @@ struct ifcvf_hw {
struct ifcvf_adapter {
struct vdpa_device vdpa;
struct pci_dev *pdev;
struct ifcvf_hw vf;
struct ifcvf_hw *vf;
};
struct ifcvf_vring_lm_cfg {
@ -110,6 +110,7 @@ struct ifcvf_lm_cfg {
struct ifcvf_vdpa_mgmt_dev {
struct vdpa_mgmt_dev mdev;
struct ifcvf_hw vf;
struct ifcvf_adapter *adapter;
struct pci_dev *pdev;
};

7
drivers/vdpa/ifcvf/ifcvf_main.c
View File

@ -402,7 +402,7 @@ static struct ifcvf_hw *vdpa_to_vf(struct vdpa_device *vdpa_dev)
{
struct ifcvf_adapter *adapter = vdpa_to_adapter(vdpa_dev);
return &adapter->vf;
return adapter->vf;
}
static u64 ifcvf_vdpa_get_device_features(struct vdpa_device *vdpa_dev)
@ -750,7 +750,7 @@ static int ifcvf_vdpa_dev_add(struct vdpa_mgmt_dev *mdev, const char *name,
return -EOPNOTSUPP;
adapter = ifcvf_mgmt_dev->adapter;
vf = &adapter->vf;
vf = adapter->vf;
pdev = adapter->pdev;
vdpa_dev = &adapter->vdpa;
@ -838,10 +838,11 @@ static int ifcvf_probe(struct pci_dev *pdev, const struct pci_device_id *id)
adapter->vdpa.mdev = &ifcvf_mgmt_dev->mdev;
ifcvf_mgmt_dev->adapter = adapter;
vf = &adapter->vf;
vf = &ifcvf_mgmt_dev->vf;
vf->dev_type = get_dev_type(pdev);
vf->base = pcim_iomap_table(pdev);
vf->pdev = pdev;
adapter->vf = vf;
ret = ifcvf_init_hw(vf, pdev);
if (ret) {