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path: root/drivers/iommu/omap-iommu.c
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Diffstat (limited to 'drivers/iommu/omap-iommu.c')
-rw-r--r--drivers/iommu/omap-iommu.c15
1 files changed, 1 insertions, 14 deletions
diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c
index 895af06a667f..e202b0c24120 100644
--- a/drivers/iommu/omap-iommu.c
+++ b/drivers/iommu/omap-iommu.c
@@ -959,31 +959,18 @@ static int omap_iommu_probe(struct platform_device *pdev)
return err;
if (obj->nr_tlb_entries != 32 && obj->nr_tlb_entries != 8)
return -EINVAL;
- /*
- * da_start and da_end are needed for omap-iovmm, so hardcode
- * these values as used by OMAP3 ISP - the only user for
- * omap-iovmm
- */
- obj->da_start = 0;
- obj->da_end = 0xfffff000;
if (of_find_property(of, "ti,iommu-bus-err-back", NULL))
obj->has_bus_err_back = MMU_GP_REG_BUS_ERR_BACK_EN;
} else {
obj->nr_tlb_entries = pdata->nr_tlb_entries;
obj->name = pdata->name;
- obj->da_start = pdata->da_start;
- obj->da_end = pdata->da_end;
}
- if (obj->da_end <= obj->da_start)
- return -EINVAL;
obj->dev = &pdev->dev;
obj->ctx = (void *)obj + sizeof(*obj);
spin_lock_init(&obj->iommu_lock);
- mutex_init(&obj->mmap_lock);
spin_lock_init(&obj->page_table_lock);
- INIT_LIST_HEAD(&obj->mmap);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
obj->regbase = devm_ioremap_resource(obj->dev, res);
@@ -1291,7 +1278,7 @@ static void omap_iommu_remove_device(struct device *dev)
kfree(arch_data);
}
-static struct iommu_ops omap_iommu_ops = {
+static const struct iommu_ops omap_iommu_ops = {
.domain_init = omap_iommu_domain_init,
.domain_destroy = omap_iommu_domain_destroy,
.attach_dev = omap_iommu_attach_dev,