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authorEli Cohen <elic@nvidia.com>2021-04-08 12:10:45 +0300
committerMichael S. Tsirkin <mst@redhat.com>2021-04-09 12:08:27 -0400
commitb2ae0a2db8a2d42a643590c4935faf61fedf553b (patch)
tree75ec0de8cc271f8f3d74c5773516dd8263c2cc4c /drivers/vdpa/mlx5
parentd13a15d544ce51c0d83744ccb638c954e645feea (diff)
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: 1958fc2f0712 ("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>
Diffstat (limited to 'drivers/vdpa/mlx5')
-rw-r--r--drivers/vdpa/mlx5/core/resources.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/vdpa/mlx5/core/resources.c b/drivers/vdpa/mlx5/core/resources.c
index 96e6421c5d1c..6521cbd0f5c2 100644
--- a/drivers/vdpa/mlx5/core/resources.c
+++ b/drivers/vdpa/mlx5/core/resources.c
@@ -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;