projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b9dcfdff JH |
1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 2 | #ifndef __GUP_TEST_H | |
| 3 | #define __GUP_TEST_H | |
| 4 | ||
| 5 | #include <linux/types.h> | |
| 6 | ||
| 7 | #define GUP_FAST_BENCHMARK _IOWR('g', 1, struct gup_test) | |
| a9bed1e1 JH |
8 | #define PIN_FAST_BENCHMARK _IOWR('g', 2, struct gup_test) |
| 9 | #define PIN_LONGTERM_BENCHMARK _IOWR('g', 3, struct gup_test) | |
| 10 | #define GUP_BASIC_TEST _IOWR('g', 4, struct gup_test) | |
| 11 | #define PIN_BASIC_TEST _IOWR('g', 5, struct gup_test) | |
| f4f9bda4 | 12 | #define DUMP_USER_PAGES_TEST _IOWR('g', 6, struct gup_test) |
| c77369b4 DH |
13 | #define PIN_LONGTERM_TEST_START _IOW('g', 7, struct pin_longterm_test) |
| 14 | #define PIN_LONGTERM_TEST_STOP _IO('g', 8) | |
| 15 | #define PIN_LONGTERM_TEST_READ _IOW('g', 9, __u64) | |
| f4f9bda4 JH |
16 | |
| 17 | #define GUP_TEST_MAX_PAGES_TO_DUMP 8 | |
| 18 | ||
| 19 | #define GUP_TEST_FLAG_DUMP_PAGES_USE_PIN 0x1 | |
| b9dcfdff JH |
20 | |
| 21 | struct gup_test { | |
| 22 | __u64 get_delta_usec; | |
| 23 | __u64 put_delta_usec; | |
| 24 | __u64 addr; | |
| 25 | __u64 size; | |
| 26 | __u32 nr_pages_per_call; | |
| 79dbf135 PT |
27 | __u32 gup_flags; |
| 28 | __u32 test_flags; | |
| f4f9bda4 JH |
29 | /* |
| 30 | * Each non-zero entry is the number of the page (1-based: first page is | |
| 31 | * page 1, so that zero entries mean "do nothing") from the .addr base. | |
| 32 | */ | |
| 33 | __u32 which_pages[GUP_TEST_MAX_PAGES_TO_DUMP]; | |
| b9dcfdff JH |
34 | }; |
| 35 | ||
| c77369b4 DH |
36 | #define PIN_LONGTERM_TEST_FLAG_USE_WRITE 1 |
| 37 | #define PIN_LONGTERM_TEST_FLAG_USE_FAST 2 | |
| 38 | ||
| 39 | struct pin_longterm_test { | |
| 40 | __u64 addr; | |
| 41 | __u64 size; | |
| 42 | __u32 flags; | |
| 43 | }; | |
| 44 | ||
| b9dcfdff | 45 | #endif /* __GUP_TEST_H */ |