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| 2 | |
| 3 | * Host1x context devices
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| 4 | *
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| 5 | * Copyright (c) 2020, NVIDIA Corporation.
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| 6 |
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| 7 |
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| 8 | #ifndef __HOST1X_CONTEXT_H
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| 9 | #define __HOST1X_CONTEXT_H
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| 10 |
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| 11 | #include <linux/mutex.h>
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| 12 | #include <linux/refcount.h>
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| 13 |
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| 14 | struct host1x;
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| 15 | struct host1x_memory_context;
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| 16 |
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| 17 | struct host1x_memory_context_list {
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| 18 | struct mutex lock;
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| 19 | struct host1x_memory_context *devs;
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| 20 | unsigned int len;
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| 21 | };
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| 22 |
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| 23 | #ifdef CONFIG_IOMMU_API
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| 24 | int host1x_memory_context_list_init(struct host1x *host1x);
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| 25 | void host1x_memory_context_list_free(struct host1x_memory_context_list *cdl);
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| 26 | #else
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| 27 | static inline int host1x_memory_context_list_init(struct host1x *host1x)
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| 28 | {
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| 29 | return 0;
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| 30 | }
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| 31 |
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| 32 | static inline void host1x_memory_context_list_free(struct host1x_memory_context_list *cdl)
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| 33 | {
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| 34 | }
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| 35 | #endif
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| 36 |
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| 37 | #endif
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