diff options
| author | Steve Sistare <steven.sistare@oracle.com> | 2025-07-02 14:58:42 -0700 |
|---|---|---|
| committer | Cédric Le Goater <clg@redhat.com> | 2025-07-03 13:42:28 +0200 |
| commit | e563dc88c21915e111ecef0756cc291e9e473c35 (patch) | |
| tree | e10da58c31bddcb8a308dd248e6abd8f5a5a0320 /include | |
| parent | ccfc6715cf54caafba4c2516af394b4ed979c615 (diff) | |
| download | qemu-e563dc88c21915e111ecef0756cc291e9e473c35.zip qemu-e563dc88c21915e111ecef0756cc291e9e473c35.tar.gz qemu-e563dc88c21915e111ecef0756cc291e9e473c35.tar.bz2 | |
backends/iommufd: iommufd_backend_map_file_dma
Define iommufd_backend_map_file_dma to implement IOMMU_IOAS_MAP_FILE.
This will be called as a substitute for iommufd_backend_map_dma, so
the error conditions for BARs are copied as-is from that function.
Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Link: https://lore.kernel.org/qemu-devel/1751493538-202042-6-git-send-email-steven.sistare@oracle.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/system/iommufd.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/system/iommufd.h b/include/system/iommufd.h index 283861b..2d24d93 100644 --- a/include/system/iommufd.h +++ b/include/system/iommufd.h @@ -43,6 +43,9 @@ void iommufd_backend_disconnect(IOMMUFDBackend *be); bool iommufd_backend_alloc_ioas(IOMMUFDBackend *be, uint32_t *ioas_id, Error **errp); void iommufd_backend_free_id(IOMMUFDBackend *be, uint32_t id); +int iommufd_backend_map_file_dma(IOMMUFDBackend *be, uint32_t ioas_id, + hwaddr iova, ram_addr_t size, int fd, + unsigned long start, bool readonly); int iommufd_backend_map_dma(IOMMUFDBackend *be, uint32_t ioas_id, hwaddr iova, ram_addr_t size, void *vaddr, bool readonly); int iommufd_backend_unmap_dma(IOMMUFDBackend *be, uint32_t ioas_id, |