dnl # dnl # commit c7b6bac9c72c5fcbd6e9e12545bd3022c7f21860 dnl # drm, iommu: Change type of pasid to u32 dnl # AC_DEFUN([AC_AMDGPU_AMD_IOMMU_INVALIDATE_CTX], [ AC_KERNEL_DO_BACKGROUND([ AC_KERNEL_TRY_COMPILE([ #include ], [ void (*f)(struct pci_dev *pdev, u32 pasid); amd_iommu_invalidate_ctx callback = f; ], [ AC_DEFINE(HAVE_AMD_IOMMU_INVALIDATE_CTX_PASID_U32, 1, [amd_iommu_invalidate_ctx take arg type of pasid as u32]) ]) ]) ])