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Diffstat (limited to 'drivers/iommu/omap-iommu.c')
-rw-r--r--drivers/iommu/omap-iommu.c59
1 files changed, 0 insertions, 59 deletions
diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c
index 966093a2fcf5..d0f28e73be67 100644
--- a/drivers/iommu/omap-iommu.c
+++ b/drivers/iommu/omap-iommu.c
@@ -363,26 +363,6 @@ static void flush_iotlb_page(struct iommu *obj, u32 da)
}
/**
- * flush_iotlb_range - Clear an iommu tlb entries
- * @obj: target iommu
- * @start: iommu device virtual address(start)
- * @end: iommu device virtual address(end)
- *
- * Clear an iommu tlb entry which includes 'da' address.
- **/
-void flush_iotlb_range(struct iommu *obj, u32 start, u32 end)
-{
- u32 da = start;
-
- while (da < end) {
- flush_iotlb_page(obj, da);
- /* FIXME: Optimize for multiple page size */
- da += IOPTE_SIZE;
- }
-}
-EXPORT_SYMBOL_GPL(flush_iotlb_range);
-
-/**
* flush_iotlb_all - Clear all iommu tlb entries
* @obj: target iommu
**/
@@ -401,23 +381,6 @@ static void flush_iotlb_all(struct iommu *obj)
clk_disable(obj->clk);
}
-/**
- * iommu_set_twl - enable/disable table walking logic
- * @obj: target iommu
- * @on: enable/disable
- *
- * Function used to enable/disable TWL. If one wants to work
- * exclusively with locked TLB entries and receive notifications
- * for TLB miss then call this function to disable TWL.
- */
-void iommu_set_twl(struct iommu *obj, bool on)
-{
- clk_enable(obj->clk);
- arch_iommu->set_twl(obj, on);
- clk_disable(obj->clk);
-}
-EXPORT_SYMBOL_GPL(iommu_set_twl);
-
#if defined(CONFIG_OMAP_IOMMU_DEBUG_MODULE)
ssize_t iommu_dump_ctx(struct iommu *obj, char *buf, ssize_t bytes)
@@ -854,28 +817,6 @@ static int device_match_by_alias(struct device *dev, void *data)
}
/**
- * iommu_set_da_range - Set a valid device address range
- * @obj: target iommu
- * @start Start of valid range
- * @end End of valid range
- **/
-int iommu_set_da_range(struct iommu *obj, u32 start, u32 end)
-{
-
- if (!obj)
- return -EFAULT;
-
- if (end < start || !PAGE_ALIGN(start | end))
- return -EINVAL;
-
- obj->da_start = start;
- obj->da_end = end;
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(iommu_set_da_range);
-
-/**
* omap_find_iommu_device() - find an omap iommu device by name
* @name: name of the iommu device
*