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-rw-r--r--include/linux/iommu-common.h53
1 files changed, 0 insertions, 53 deletions
diff --git a/include/linux/iommu-common.h b/include/linux/iommu-common.h
deleted file mode 100644
index 802c90c79d1f..000000000000
--- a/include/linux/iommu-common.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _LINUX_IOMMU_COMMON_H
-#define _LINUX_IOMMU_COMMON_H
-
-#include <linux/spinlock_types.h>
-#include <linux/device.h>
-#include <asm/page.h>
-
-#define IOMMU_POOL_HASHBITS 4
-#define IOMMU_NR_POOLS (1 << IOMMU_POOL_HASHBITS)
-#define IOMMU_ERROR_CODE (~(unsigned long) 0)
-
-struct iommu_pool {
- unsigned long start;
- unsigned long end;
- unsigned long hint;
- spinlock_t lock;
-};
-
-struct iommu_map_table {
- unsigned long table_map_base;
- unsigned long table_shift;
- unsigned long nr_pools;
- void (*lazy_flush)(struct iommu_map_table *);
- unsigned long poolsize;
- struct iommu_pool pools[IOMMU_NR_POOLS];
- u32 flags;
-#define IOMMU_HAS_LARGE_POOL 0x00000001
-#define IOMMU_NO_SPAN_BOUND 0x00000002
-#define IOMMU_NEED_FLUSH 0x00000004
- struct iommu_pool large_pool;
- unsigned long *map;
-};
-
-extern void iommu_tbl_pool_init(struct iommu_map_table *iommu,
- unsigned long num_entries,
- u32 table_shift,
- void (*lazy_flush)(struct iommu_map_table *),
- bool large_pool, u32 npools,
- bool skip_span_boundary_check);
-
-extern unsigned long iommu_tbl_range_alloc(struct device *dev,
- struct iommu_map_table *iommu,
- unsigned long npages,
- unsigned long *handle,
- unsigned long mask,
- unsigned int align_order);
-
-extern void iommu_tbl_range_free(struct iommu_map_table *iommu,
- u64 dma_addr, unsigned long npages,
- unsigned long entry);
-
-#endif