| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Maxim Levitsky | 802 | 99.01% | 1 | 20.00% |
| Jens Axboe | 4 | 0.49% | 1 | 20.00% |
| Thomas Gleixner | 2 | 0.25% | 1 | 20.00% |
| Colin Ian King | 1 | 0.12% | 1 | 20.00% |
| Andrew Morton | 1 | 0.12% | 1 | 20.00% |
| Total | 810 | 5 |
/* SPDX-License-Identifier: GPL-2.0-only */ /* * ms_block.h - Sony MemoryStick (legacy) storage support * Copyright (C) 2013 Maxim Levitsky <maximlevitsky@gmail.com> * * Minor portions of the driver are copied from mspro_block.c which is * Copyright (C) 2007 Alex Dubov <oakad@yahoo.com> * * Also ms structures were copied from old broken driver by same author * These probably come from MS spec */ #ifndef MS_BLOCK_NEW_H #define MS_BLOCK_NEW_H #define MS_BLOCK_MAX_SEGS 32 #define MS_BLOCK_MAX_PAGES ((2 << 16) - 1) #define MS_BLOCK_MAX_BOOT_ADDR 0x000c #define MS_BLOCK_BOOT_ID 0x0001 #define MS_BLOCK_INVALID 0xffff #define MS_MAX_ZONES 16 #define MS_BLOCKS_IN_ZONE 512 #define MS_BLOCK_MAP_LINE_SZ 16 #define MS_BLOCK_PART_SHIFT 3 #define MEMSTICK_UNCORR_ERROR (MEMSTICK_STATUS1_UCFG | \ MEMSTICK_STATUS1_UCEX | MEMSTICK_STATUS1_UCDT) #define MEMSTICK_CORR_ERROR (MEMSTICK_STATUS1_FGER | MEMSTICK_STATUS1_EXER | \ MEMSTICK_STATUS1_DTER) #define MEMSTICK_INT_ERROR (MEMSTICK_INT_CMDNAK | MEMSTICK_INT_ERR) #define MEMSTICK_OVERWRITE_FLAG_NORMAL \ (MEMSTICK_OVERWRITE_PGST1 | \ MEMSTICK_OVERWRITE_PGST0 | \ MEMSTICK_OVERWRITE_BKST) #define MEMSTICK_OV_PG_NORMAL \ (MEMSTICK_OVERWRITE_PGST1 | MEMSTICK_OVERWRITE_PGST0) #define MEMSTICK_MANAGEMENT_FLAG_NORMAL \ (MEMSTICK_MANAGEMENT_SYSFLG | \ MEMSTICK_MANAGEMENT_SCMS1 | \ MEMSTICK_MANAGEMENT_SCMS0) \ struct ms_boot_header { unsigned short block_id; unsigned short format_reserved; unsigned char reserved0[184]; unsigned char data_entry; unsigned char reserved1[179]; } __packed; struct ms_system_item { unsigned int start_addr; unsigned int data_size; unsigned char data_type_id; unsigned char reserved[3]; } __packed; struct ms_system_entry { struct ms_system_item disabled_block; struct ms_system_item cis_idi; unsigned char reserved[24]; } __packed; struct ms_boot_attr_info { unsigned char memorystick_class; unsigned char format_unique_value1; unsigned short block_size; unsigned short number_of_blocks; unsigned short number_of_effective_blocks; unsigned short page_size; unsigned char extra_data_size; unsigned char format_unique_value2; unsigned char assembly_time[8]; unsigned char format_unique_value3; unsigned char serial_number[3]; unsigned char assembly_manufacturer_code; unsigned char assembly_model_code[3]; unsigned short memory_manufacturer_code; unsigned short memory_device_code; unsigned short implemented_capacity; unsigned char format_unique_value4[2]; unsigned char vcc; unsigned char vpp; unsigned short controller_number; unsigned short controller_function; unsigned char reserved0[9]; unsigned char transfer_supporting; unsigned short format_unique_value5; unsigned char format_type; unsigned char memorystick_application; unsigned char device_type; unsigned char reserved1[22]; unsigned char format_uniqure_value6[2]; unsigned char reserved2[15]; } __packed; struct ms_cis_idi { unsigned short general_config; unsigned short logical_cylinders; unsigned short reserved0; unsigned short logical_heads; unsigned short track_size; unsigned short page_size; unsigned short pages_per_track; unsigned short msw; unsigned short lsw; unsigned short reserved1; unsigned char serial_number[20]; unsigned short buffer_type; unsigned short buffer_size_increments; unsigned short long_command_ecc; unsigned char firmware_version[28]; unsigned char model_name[18]; unsigned short reserved2[5]; unsigned short pio_mode_number; unsigned short dma_mode_number; unsigned short field_validity; unsigned short current_logical_cylinders; unsigned short current_logical_heads; unsigned short current_pages_per_track; unsigned int current_page_capacity; unsigned short mutiple_page_setting; unsigned int addressable_pages; unsigned short single_word_dma; unsigned short multi_word_dma; unsigned char reserved3[128]; } __packed; struct ms_boot_page { struct ms_boot_header header; struct ms_system_entry entry; struct ms_boot_attr_info attr; } __packed; struct msb_data { struct memstick_dev *card; struct gendisk *disk; struct request_queue *queue; spinlock_t q_lock; struct blk_mq_tag_set tag_set; struct hd_geometry geometry; struct attribute_group attr_group; struct request *req; int caps; int disk_id; /* IO */ struct workqueue_struct *io_queue; bool io_queue_stopped; struct work_struct io_work; bool card_dead; /* Media properties */ struct ms_boot_page *boot_page; u16 boot_block_locations[2]; int boot_block_count; bool read_only; unsigned short page_size; int block_size; int pages_in_block; int zone_count; int block_count; int logical_block_count; /* FTL tables */ unsigned long *used_blocks_bitmap; unsigned long *erased_blocks_bitmap; u16 *lba_to_pba_table; int free_block_count[MS_MAX_ZONES]; bool ftl_initialized; /* Cache */ unsigned char *cache; unsigned long valid_cache_bitmap; int cache_block_lba; bool need_flush_cache; struct timer_list cache_flush_timer; /* Preallocated buffers */ unsigned char *block_buffer; struct scatterlist prealloc_sg[MS_BLOCK_MAX_SEGS+1]; /* handler's local data */ struct ms_register_addr reg_addr; bool addr_valid; u8 command_value; bool command_need_oob; struct scatterlist *current_sg; int current_sg_offset; struct ms_register regs; int current_page; int state; int exit_error; bool int_polling; unsigned long int_timeout; }; enum msb_readpage_states { MSB_RP_SEND_BLOCK_ADDRESS = 0, MSB_RP_SEND_READ_COMMAND, MSB_RP_SEND_INT_REQ, MSB_RP_RECEIVE_INT_REQ_RESULT, MSB_RP_SEND_READ_STATUS_REG, MSB_RP_RECEIVE_STATUS_REG, MSB_RP_SEND_OOB_READ, MSB_RP_RECEIVE_OOB_READ, MSB_RP_SEND_READ_DATA, MSB_RP_RECEIVE_READ_DATA, }; enum msb_write_block_states { MSB_WB_SEND_WRITE_PARAMS = 0, MSB_WB_SEND_WRITE_OOB, MSB_WB_SEND_WRITE_COMMAND, MSB_WB_SEND_INT_REQ, MSB_WB_RECEIVE_INT_REQ, MSB_WB_SEND_WRITE_DATA, MSB_WB_RECEIVE_WRITE_CONFIRMATION, }; enum msb_send_command_states { MSB_SC_SEND_WRITE_PARAMS, MSB_SC_SEND_WRITE_OOB, MSB_SC_SEND_COMMAND, MSB_SC_SEND_INT_REQ, MSB_SC_RECEIVE_INT_REQ, }; enum msb_reset_states { MSB_RS_SEND, MSB_RS_CONFIRM, }; enum msb_par_switch_states { MSB_PS_SEND_SWITCH_COMMAND, MSB_PS_SWICH_HOST, MSB_PS_CONFIRM, }; struct chs_entry { unsigned long size; unsigned char sec; unsigned short cyl; unsigned char head; }; static int msb_reset(struct msb_data *msb, bool full); static int h_msb_default_bad(struct memstick_dev *card, struct memstick_request **mrq); #define __dbg(level, format, ...) \ do { \ if (debug >= level) \ pr_err(format "\n", ## __VA_ARGS__); \ } while (0) #define dbg(format, ...) __dbg(1, format, ## __VA_ARGS__) #define dbg_verbose(format, ...) __dbg(2, format, ## __VA_ARGS__) #endif
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