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vfio/mlx5: Set the driver DMA logging callbacks 

Now that everything is ready set the driver DMA logging callbacks if
supported by the device.

Signed-off-by: Yishai Hadas <yishaih@nvidia.com>
Link: https://lore.kernel.org/r/20220908183448.195262-11-yishaih@nvidia.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Yishai Hadas 2022-09-08 21:34:48 +03:00 committed by Alex Williamson
parent e295738756
commit f39856aacb
3 changed files with 14 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/vfio/pci/mlx5/cmd.c
View File

@ -126,7 +126,8 @@ void mlx5vf_cmd_remove_migratable(struct mlx5vf_pci_core_device *mvdev)
}
void mlx5vf_cmd_set_migratable(struct mlx5vf_pci_core_device *mvdev,
const struct vfio_migration_ops *mig_ops)
const struct vfio_migration_ops *mig_ops,
const struct vfio_log_ops *log_ops)
{
struct pci_dev *pdev = mvdev->core_device.pdev;
int ret;
@ -169,6 +170,8 @@ void mlx5vf_cmd_set_migratable(struct mlx5vf_pci_core_device *mvdev,
VFIO_MIGRATION_P2P;
mvdev->core_device.vdev.mig_ops = mig_ops;
init_completion(&mvdev->tracker_comp);
if (MLX5_CAP_GEN(mvdev->mdev, adv_virtualization))
mvdev->core_device.vdev.log_ops = log_ops;
end:
mlx5_vf_put_core_dev(mvdev->mdev);

3
drivers/vfio/pci/mlx5/cmd.h
View File

@ -118,7 +118,8 @@ int mlx5vf_cmd_resume_vhca(struct mlx5vf_pci_core_device *mvdev, u16 op_mod);
int mlx5vf_cmd_query_vhca_migration_state(struct mlx5vf_pci_core_device *mvdev,
size_t *state_size);
void mlx5vf_cmd_set_migratable(struct mlx5vf_pci_core_device *mvdev,
const struct vfio_migration_ops *mig_ops);
const struct vfio_migration_ops *mig_ops,
const struct vfio_log_ops *log_ops);
void mlx5vf_cmd_remove_migratable(struct mlx5vf_pci_core_device *mvdev);
void mlx5vf_cmd_close_migratable(struct mlx5vf_pci_core_device *mvdev);
int mlx5vf_cmd_save_vhca_state(struct mlx5vf_pci_core_device *mvdev,

9
drivers/vfio/pci/mlx5/main.c
View File

@ -579,6 +579,12 @@ static const struct vfio_migration_ops mlx5vf_pci_mig_ops = {
.migration_get_state = mlx5vf_pci_get_device_state,
};
static const struct vfio_log_ops mlx5vf_pci_log_ops = {
.log_start = mlx5vf_start_page_tracker,
.log_stop = mlx5vf_stop_page_tracker,
.log_read_and_clear = mlx5vf_tracker_read_and_clear,
};
static const struct vfio_device_ops mlx5vf_pci_ops = {
.name = "mlx5-vfio-pci",
.open_device = mlx5vf_pci_open_device,
@ -602,7 +608,8 @@ static int mlx5vf_pci_probe(struct pci_dev *pdev,
if (!mvdev)
return -ENOMEM;
vfio_pci_core_init_device(&mvdev->core_device, pdev, &mlx5vf_pci_ops);
mlx5vf_cmd_set_migratable(mvdev, &mlx5vf_pci_mig_ops);
mlx5vf_cmd_set_migratable(mvdev, &mlx5vf_pci_mig_ops,
&mlx5vf_pci_log_ops);
dev_set_drvdata(&pdev->dev, &mvdev->core_device);
ret = vfio_pci_core_register_device(&mvdev->core_device);
if (ret)