在 2021/4/7 上午1:04, Parav Pandit 写道:
From: Eli Cohen <[email protected]>
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.
Signed-off-by: Eli Cohen <[email protected]>
Reviewed-by: Parav Pandit <[email protected]>
---
changelog:
v1->v2:
- new patch
---
drivers/vdpa/mlx5/core/resources.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
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;
Acked-by: Jason Wang <[email protected]>
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