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sparc: Revert generic IOMMU allocator.

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I applied the wrong version of this patch series, V4 instead
of V10, due to a patchwork bundling snafu.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2015-04-18 12:31:25 -07:00
parent 04b7fe6a4a
commit c12f048ffd
8 changed files with 325 additions and 537 deletions
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7
arch/sparc/include/asm/iommu_64.h
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@@ -16,7 +16,6 @@
#define IOPTE_WRITE 0x0000000000000002UL
#define IOMMU_NUM_CTXS 4096
#include <linux/iommu-common.h>
struct iommu_arena {
unsigned long *map;
@@ -25,10 +24,11 @@ struct iommu_arena {
};
struct iommu {
struct iommu_table tbl;
spinlock_t lock;
u32 dma_addr_mask;
struct iommu_arena arena;
void (*flush_all)(struct iommu *);
iopte_t *page_table;
u32 page_table_map_base;
unsigned long iommu_control;
unsigned long iommu_tsbbase;
unsigned long iommu_flush;
@@ -40,6 +40,7 @@ struct iommu {
unsigned long dummy_page_pa;
unsigned long ctx_lowest_free;
DECLARE_BITMAP(ctx_bitmap, IOMMU_NUM_CTXS);
u32 dma_addr_mask;
};
struct strbuf {