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,
return 0;
out_release:
- ops->release_device(dev);
+ if (ops->release_device)
+ ops->release_device(dev);
out_module_put:
module_put(ops->owner);
iommu_device_unlink(dev->iommu->iommu_dev, dev);
ops = dev_iommu_ops(dev);
- ops->release_device(dev);
+ if (ops->release_device)
+ ops->release_device(dev);
iommu_group_remove_device(dev);
module_put(ops->owner);
return &iommu->iommu;
}
-static void msm_iommu_release_device(struct device *dev)
-{
-}
-
static int msm_iommu_attach_dev(struct iommu_domain *domain, struct device *dev)
{
int ret = 0;
static struct iommu_ops msm_iommu_ops = {
.domain_alloc = msm_iommu_domain_alloc,
.probe_device = msm_iommu_probe_device,
- .release_device = msm_iommu_release_device,
.device_group = generic_device_group,
.pgsize_bitmap = MSM_IOMMU_PGSIZES,
.of_xlate = qcom_iommu_of_xlate,
return &iommu->iommu;
}
-static void sun50i_iommu_release_device(struct device *dev) {}
-
static struct iommu_group *sun50i_iommu_device_group(struct device *dev)
{
struct sun50i_iommu *iommu = sun50i_iommu_from_dev(dev);
.domain_alloc = sun50i_iommu_domain_alloc,
.of_xlate = sun50i_iommu_of_xlate,
.probe_device = sun50i_iommu_probe_device,
- .release_device = sun50i_iommu_release_device,
.default_domain_ops = &(const struct iommu_domain_ops) {
.attach_dev = sun50i_iommu_attach_device,
.detach_dev = sun50i_iommu_detach_device,
return &gart_handle->iommu;
}
-static void gart_iommu_release_device(struct device *dev)
-{
-}
-
static int gart_iommu_of_xlate(struct device *dev,
struct of_phandle_args *args)
{
static const struct iommu_ops gart_iommu_ops = {
.domain_alloc = gart_iommu_domain_alloc,
.probe_device = gart_iommu_probe_device,
- .release_device = gart_iommu_release_device,
.device_group = generic_device_group,
.pgsize_bitmap = GART_IOMMU_PGSIZES,
.of_xlate = gart_iommu_of_xlate,
return &smmu->iommu;
}
-static void tegra_smmu_release_device(struct device *dev) {}
-
static const struct tegra_smmu_group_soc *
tegra_smmu_find_group(struct tegra_smmu *smmu, unsigned int swgroup)
{
static const struct iommu_ops tegra_smmu_ops = {
.domain_alloc = tegra_smmu_domain_alloc,
.probe_device = tegra_smmu_probe_device,
- .release_device = tegra_smmu_release_device,
.device_group = tegra_smmu_device_group,
.of_xlate = tegra_smmu_of_xlate,
.pgsize_bitmap = SZ_4K,