AMD IOMMU: save pci_dev instead of devid

We need the pci_dev later anyways to enable MSI for the IOMMU hardware.
So remove the devid pointing to the BDF and replace it with the pci_dev
structure where the IOMMU is implemented.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 3 insertions, 2 deletions

diff --git a/include/asm-x86/amd_iommu_types.h b/include/asm-x86/amd_iommu_types.h
index 20814b85bbc3..a5629a21557c 100644
--- a/include/asm-x86/amd_iommu_types.h
+++ b/include/asm-x86/amd_iommu_types.h
@@ -215,8 +215,9 @@ struct amd_iommu {
         /* locks the accesses to the hardware */
         spinlock_t lock;
 
-        /* device id of this IOMMU */
-        u16 devid;
+        /* Pointer to PCI device of this IOMMU */
+        struct pci_dev *dev;
+
         /*
          * Capability pointer. There could be more than one IOMMU per PCI
          * device function if there are more than one AMD IOMMU capability