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authorRobin Murphy <robin.murphy@arm.com>2022-06-21 17:14:26 +0200
committerJoerg Roedel <jroedel@suse.de>2022-07-06 12:55:53 +0200
commitb321a2fba2734cbac799034081e20dcdb321ef4f (patch)
treeb22d084945c6411de221e30b4aa972ef9fee1fc8 /drivers/iommu/fsl_pamu_domain.c
parentiommu: Use dev_iommu_ops() for probe_finalize (diff)
downloadlinux-b321a2fba2734cbac799034081e20dcdb321ef4f.tar.xz
linux-b321a2fba2734cbac799034081e20dcdb321ef4f.zip
iommu: Make .release_device optional
Many drivers do nothing meaningful for .release_device, and it's neatly abstracted to just two callsites in the core code, so let's make it optional to implement. Signed-off-by: Robin Murphy <robin.murphy@arm.com> Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Link: https://lore.kernel.org/r/bda9d3eb4527eac8f6544a15067e2529cca54a2e.1655822151.git.robin.murphy@arm.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/fsl_pamu_domain.c')
-rw-r--r--drivers/iommu/fsl_pamu_domain.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/iommu/fsl_pamu_domain.c b/drivers/iommu/fsl_pamu_domain.c
index 94b4589dc67c..011f9ab7f743 100644
--- a/drivers/iommu/fsl_pamu_domain.c
+++ b/drivers/iommu/fsl_pamu_domain.c
@@ -447,15 +447,10 @@ static struct iommu_device *fsl_pamu_probe_device(struct device *dev)
return &pamu_iommu;
}
-static void fsl_pamu_release_device(struct device *dev)
-{
-}
-
static const struct iommu_ops fsl_pamu_ops = {
.capable = fsl_pamu_capable,
.domain_alloc = fsl_pamu_domain_alloc,
.probe_device = fsl_pamu_probe_device,
- .release_device = fsl_pamu_release_device,
.device_group = fsl_pamu_device_group,
.default_domain_ops = &(const struct iommu_domain_ops) {
.attach_dev = fsl_pamu_attach_device,