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vdpa/mlx5: Retrieve BAR address suitable any function 

struct mlx5_core_dev has a bar_addr field that contains the correct bar
address for the function regardless of whether it is pci function or sub
function. Use it.

Fixes: 1958fc2f07 ("net/mlx5: SF, Add auxiliary device driver")
Signed-off-by: Eli Cohen <elic@nvidia.com>
Reviewed-by: Parav Pandit <parav@nvidia.com>
Link: https://lore.kernel.org/r/20210408091047.4269-4-elic@nvidia.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Eli Cohen 2021-04-08 12:10:45 +03:00 committed by Michael S. Tsirkin
parent d13a15d544
commit b2ae0a2db8
1 changed files with 2 additions and 1 deletions
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3
drivers/vdpa/mlx5/core/resources.c
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@ -246,7 +246,8 @@ int mlx5_vdpa_alloc_resources(struct mlx5_vdpa_dev *mvdev)
if (err)
goto err_key;
kick_addr = pci_resource_start(mdev->pdev, 0) + offset;
kick_addr = mdev->bar_addr + offset;
res->kick_addr = ioremap(kick_addr, PAGE_SIZE);
if (!res->kick_addr) {
err = -ENOMEM;