[PATCH v2] drm/amdkfd: Print bdf in peer map failure message

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Print alloc node, peer node and memory domain when peer map fails. This
is more useful

v2: use dev_err instead of pr_err
    use bdf for identify peer gpu

Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@xxxxxxx>
---
 drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 965af2a08bc0..9141b674947d 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -1215,8 +1215,15 @@ static int kfd_ioctl_map_memory_to_gpu(struct file *filep,
 			peer_pdd->dev->adev, (struct kgd_mem *)mem,
 			peer_pdd->drm_priv, &table_freed);
 		if (err) {
-			pr_err("Failed to map to gpu %d/%d\n",
-			       i, args->n_devices);
+			struct pci_dev *pdev = peer_pdd->dev->adev->pdev;
+
+			dev_err(dev->adev->dev,
+			       "Failed to map peer:%04x:%02x:%02x.%d mem_domain:%d\n",
+			       pci_domain_nr(pdev->bus),
+			       pdev->bus->number,
+			       PCI_SLOT(pdev->devfn),
+			       PCI_FUNC(pdev->devfn),
+			       ((struct kgd_mem *)mem)->domain);
 			goto map_memory_to_gpu_failed;
 		}
 		args->n_success = i+1;
-- 
2.25.1




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