projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| 6fa3eb70 S |
1 | /* |
| 2 | * kernel/power/tuxonice_io.h | |
| 3 | * | |
| 4 | * Copyright (C) 2005-2010 Nigel Cunningham (nigel at tuxonice net) | |
| 5 | * | |
| 6 | * This file is released under the GPLv2. | |
| 7 | * | |
| 8 | * It contains high level IO routines for hibernating. | |
| 9 | * | |
| 10 | */ | |
| 11 | ||
| 12 | #include <linux/utsname.h> | |
| 13 | #include "tuxonice_pagedir.h" | |
| 14 | ||
| 15 | /* Non-module data saved in our image header */ | |
| 16 | struct toi_header { | |
| 17 | /* | |
| 18 | * Mirror struct swsusp_info, but without | |
| 19 | * the page aligned attribute | |
| 20 | */ | |
| 21 | struct new_utsname uts; | |
| 22 | u32 version_code; | |
| 23 | unsigned long num_physpages; | |
| 24 | int cpus; | |
| 25 | unsigned long image_pages; | |
| 26 | unsigned long pages; | |
| 27 | unsigned long size; | |
| 28 | ||
| 29 | /* Our own data */ | |
| 30 | unsigned long orig_mem_free; | |
| 31 | int page_size; | |
| 32 | int pageset_2_size; | |
| 33 | int param0; | |
| 34 | int param1; | |
| 35 | int param2; | |
| 36 | int param3; | |
| 37 | int progress0; | |
| 38 | int progress1; | |
| 39 | int progress2; | |
| 40 | int progress3; | |
| 41 | int io_time[2][2]; | |
| 42 | struct pagedir pagedir; | |
| 43 | dev_t root_fs; | |
| 44 | unsigned long bkd; /* Boot kernel data locn */ | |
| 45 | }; | |
| 46 | ||
| 47 | extern int write_pageset(struct pagedir *pagedir); | |
| 48 | extern int write_image_header(void); | |
| 49 | extern int read_pageset1(void); | |
| 50 | extern int read_pageset2(int overwrittenpagesonly); | |
| 51 | ||
| 52 | extern int toi_attempt_to_parse_resume_device(int quiet); | |
| 53 | extern void attempt_to_parse_resume_device2(void); | |
| 54 | extern void attempt_to_parse_alt_resume_param(void); | |
| 55 | int image_exists_read(const char *page, int count); | |
| 56 | int image_exists_write(const char *buffer, int count); | |
| 57 | extern void save_restore_alt_param(int replace, int quiet); | |
| 58 | extern atomic_t toi_io_workers; | |
| 59 | ||
| 60 | /* Args to save_restore_alt_param */ | |
| 61 | #define RESTORE 0 | |
| 62 | #define SAVE 1 | |
| 63 | ||
| 64 | #define NOQUIET 0 | |
| 65 | #define QUIET 1 | |
| 66 | ||
| 67 | extern dev_t name_to_dev_t(char *line); | |
| 68 | ||
| 69 | extern wait_queue_head_t toi_io_queue_flusher; | |
| 70 | extern int toi_bio_queue_flusher_should_finish; | |
| 71 | ||
| 72 | int fs_info_space_needed(void); | |
| 73 | ||
| 74 | extern int toi_max_workers; |