[PATCH v4 09/19] iommu/sun50i: Remove detach_dev callback

Lu Baolu
2023-01-04T13:07:27Z

The IOMMU driver supports default domain, so the detach_dev op will never
be called. Remove it to avoid dead code.

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
---
drivers/iommu/sun50i-iommu.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c
index 5b585eace3d4..2d993d0cea7d 100644
--- a/drivers/iommu/sun50i-iommu.c
+++ b/drivers/iommu/sun50i-iommu.c
@@ -834,7 +834,6 @@ static const struct iommu_ops sun50i_iommu_ops = {
.probe_device = sun50i_iommu_probe_device,
.default_domain_ops = &(const struct iommu_domain_ops) {
.attach_dev = sun50i_iommu_attach_device,
- .detach_dev = sun50i_iommu_detach_device,
.flush_iotlb_all = sun50i_iommu_flush_iotlb_all,
.iotlb_sync_map = sun50i_iommu_iotlb_sync_map,
.iotlb_sync = sun50i_iommu_iotlb_sync,
--
2.34.1