drivers/input/rmi4/rmi_f34.h

   1 /*
   2  * Copyright (c) 2007-2016, Synaptics Incorporated
   3  * Copyright (C) 2016 Zodiac Inflight Innovations
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 as published by
   7  * the Free Software Foundation.
   8  */
   9
  10 #ifndef _RMI_F34_H
  11 #define _RMI_F34_H
  12
  13 /* F34 image file offsets. */
  14 #define F34_FW_IMAGE_OFFSET     0x100
  15
  16 /* F34 register offsets. */
  17 #define F34_BLOCK_DATA_OFFSET   2
  18
  19 /* F34 commands */
  20 #define F34_WRITE_FW_BLOCK      0x2
  21 #define F34_ERASE_ALL           0x3
  22 #define F34_READ_CONFIG_BLOCK   0x5
  23 #define F34_WRITE_CONFIG_BLOCK  0x6
  24 #define F34_ERASE_CONFIG        0x7
  25 #define F34_ENABLE_FLASH_PROG   0xf
  26
  27 #define F34_STATUS_IN_PROGRESS  0xff
  28 #define F34_STATUS_IDLE         0x80
  29
  30 #define F34_IDLE_WAIT_MS        500
  31 #define F34_ENABLE_WAIT_MS      300
  32 #define F34_ERASE_WAIT_MS       5000
  33 #define F34_WRITE_WAIT_MS       3000
  34
  35 #define F34_BOOTLOADER_ID_LEN   2
  36
  37 /* F34 V7 defines */
  38 #define V7_FLASH_STATUS_OFFSET          0
  39 #define V7_PARTITION_ID_OFFSET          1
  40 #define V7_BLOCK_NUMBER_OFFSET          2
  41 #define V7_TRANSFER_LENGTH_OFFSET       3
  42 #define V7_COMMAND_OFFSET               4
  43 #define V7_PAYLOAD_OFFSET               5
  44 #define V7_BOOTLOADER_ID_OFFSET         1
  45
  46 #define IMAGE_HEADER_VERSION_10         0x10
  47
  48 #define CONFIG_ID_SIZE                  32
  49 #define PRODUCT_ID_SIZE                 10
  50
  51
  52 #define HAS_BSR                         BIT(5)
  53 #define HAS_CONFIG_ID                   BIT(3)
  54 #define HAS_GUEST_CODE                  BIT(6)
  55 #define HAS_DISP_CFG                    BIT(5)
  56
  57 /* F34 V7 commands */
  58 #define CMD_V7_IDLE                     0
  59 #define CMD_V7_ENTER_BL                 1
  60 #define CMD_V7_READ                     2
  61 #define CMD_V7_WRITE                    3
  62 #define CMD_V7_ERASE                    4
  63 #define CMD_V7_ERASE_AP                 5
  64 #define CMD_V7_SENSOR_ID                6
  65
  66 #define v7_CMD_IDLE                     0
  67 #define v7_CMD_WRITE_FW                 1
  68 #define v7_CMD_WRITE_CONFIG             2
  69 #define v7_CMD_WRITE_LOCKDOWN           3
  70 #define v7_CMD_WRITE_GUEST_CODE         4
  71 #define v7_CMD_READ_CONFIG              5
  72 #define v7_CMD_ERASE_ALL                6
  73 #define v7_CMD_ERASE_UI_FIRMWARE        7
  74 #define v7_CMD_ERASE_UI_CONFIG          8
  75 #define v7_CMD_ERASE_BL_CONFIG          9
  76 #define v7_CMD_ERASE_DISP_CONFIG        10
  77 #define v7_CMD_ERASE_FLASH_CONFIG       11
  78 #define v7_CMD_ERASE_GUEST_CODE         12
  79 #define v7_CMD_ENABLE_FLASH_PROG        13
  80
  81 #define v7_UI_CONFIG_AREA               0
  82 #define v7_PM_CONFIG_AREA               1
  83 #define v7_BL_CONFIG_AREA               2
  84 #define v7_DP_CONFIG_AREA               3
  85 #define v7_FLASH_CONFIG_AREA            4
  86
  87 /* F34 V7 partition IDs */
  88 #define BOOTLOADER_PARTITION            1
  89 #define DEVICE_CONFIG_PARTITION         2
  90 #define FLASH_CONFIG_PARTITION          3
  91 #define MANUFACTURING_BLOCK_PARTITION   4
  92 #define GUEST_SERIALIZATION_PARTITION   5
  93 #define GLOBAL_PARAMETERS_PARTITION     6
  94 #define CORE_CODE_PARTITION             7
  95 #define CORE_CONFIG_PARTITION           8
  96 #define GUEST_CODE_PARTITION            9
  97 #define DISPLAY_CONFIG_PARTITION        10
  98
  99 /* F34 V7 container IDs */
 100 #define TOP_LEVEL_CONTAINER                     0
 101 #define UI_CONTAINER                            1
 102 #define UI_CONFIG_CONTAINER                     2
 103 #define BL_CONTAINER                            3
 104 #define BL_IMAGE_CONTAINER                      4
 105 #define BL_CONFIG_CONTAINER                     5
 106 #define BL_LOCKDOWN_INFO_CONTAINER              6
 107 #define PERMANENT_CONFIG_CONTAINER              7
 108 #define GUEST_CODE_CONTAINER                    8
 109 #define BL_PROTOCOL_DESCRIPTOR_CONTAINER        9
 110 #define UI_PROTOCOL_DESCRIPTOR_CONTAINER        10
 111 #define RMI_SELF_DISCOVERY_CONTAINER            11
 112 #define RMI_PAGE_CONTENT_CONTAINER              12
 113 #define GENERAL_INFORMATION_CONTAINER           13
 114 #define DEVICE_CONFIG_CONTAINER                 14
 115 #define FLASH_CONFIG_CONTAINER                  15
 116 #define GUEST_SERIALIZATION_CONTAINER           16
 117 #define GLOBAL_PARAMETERS_CONTAINER             17
 118 #define CORE_CODE_CONTAINER                     18
 119 #define CORE_CONFIG_CONTAINER                   19
 120 #define DISPLAY_CONFIG_CONTAINER                20
 121
 122 struct f34v7_query_1_7 {
 123         u8 bl_minor_revision;                   /* query 1 */
 124         u8 bl_major_revision;
 125         __le32 bl_fw_id;                        /* query 2 */
 126         u8 minimum_write_size;                  /* query 3 */
 127         __le16 block_size;
 128         __le16 flash_page_size;
 129         __le16 adjustable_partition_area_size;  /* query 4 */
 130         __le16 flash_config_length;             /* query 5 */
 131         __le16 payload_length;                  /* query 6 */
 132         u8 partition_support[4];                /* query 7 */
 133 } __packed;
 134
 135 struct f34v7_data_1_5 {
 136         u8 partition_id;
 137         __le16 block_offset;
 138         __le16 transfer_length;
 139         u8 command;
 140         u8 payload[2];
 141 } __packed;
 142
 143 struct block_data {
 144         const void *data;
 145         int size;
 146 };
 147
 148 struct partition_table {
 149         u8 partition_id;
 150         u8 byte_1_reserved;
 151         __le16 partition_length;
 152         __le16 start_physical_address;
 153         __le16 partition_properties;
 154 } __packed;
 155
 156 struct physical_address {
 157         u16 ui_firmware;
 158         u16 ui_config;
 159         u16 dp_config;
 160         u16 guest_code;
 161 };
 162
 163 struct container_descriptor {
 164         __le32 content_checksum;
 165         __le16 container_id;
 166         u8 minor_version;
 167         u8 major_version;
 168         u8 reserved_08;
 169         u8 reserved_09;
 170         u8 reserved_0a;
 171         u8 reserved_0b;
 172         u8 container_option_flags[4];
 173         __le32 content_options_length;
 174         __le32 content_options_address;
 175         __le32 content_length;
 176         __le32 content_address;
 177 } __packed;
 178
 179 struct block_count {
 180         u16 ui_firmware;
 181         u16 ui_config;
 182         u16 dp_config;
 183         u16 fl_config;
 184         u16 pm_config;
 185         u16 bl_config;
 186         u16 lockdown;
 187         u16 guest_code;
 188 };
 189
 190 struct image_header_10 {
 191         __le32 checksum;
 192         u8 reserved_04;
 193         u8 reserved_05;
 194         u8 minor_header_version;
 195         u8 major_header_version;
 196         u8 reserved_08;
 197         u8 reserved_09;
 198         u8 reserved_0a;
 199         u8 reserved_0b;
 200         __le32 top_level_container_start_addr;
 201 };
 202
 203 struct image_metadata {
 204         bool contains_firmware_id;
 205         bool contains_bootloader;
 206         bool contains_display_cfg;
 207         bool contains_guest_code;
 208         bool contains_flash_config;
 209         unsigned int firmware_id;
 210         unsigned int checksum;
 211         unsigned int bootloader_size;
 212         unsigned int display_cfg_offset;
 213         unsigned char bl_version;
 214         unsigned char product_id[PRODUCT_ID_SIZE + 1];
 215         unsigned char cstmr_product_id[PRODUCT_ID_SIZE + 1];
 216         struct block_data bootloader;
 217         struct block_data ui_firmware;
 218         struct block_data ui_config;
 219         struct block_data dp_config;
 220         struct block_data fl_config;
 221         struct block_data bl_config;
 222         struct block_data guest_code;
 223         struct block_data lockdown;
 224         struct block_count blkcount;
 225         struct physical_address phyaddr;
 226 };
 227
 228 struct register_offset {
 229         u8 properties;
 230         u8 properties_2;
 231         u8 block_size;
 232         u8 block_count;
 233         u8 gc_block_count;
 234         u8 flash_status;
 235         u8 partition_id;
 236         u8 block_number;
 237         u8 transfer_length;
 238         u8 flash_cmd;
 239         u8 payload;
 240 };
 241
 242 struct rmi_f34_firmware {
 243         __le32 checksum;
 244         u8 pad1[3];
 245         u8 bootloader_version;
 246         __le32 image_size;
 247         __le32 config_size;
 248         u8 product_id[10];
 249         u8 product_info[2];
 250         u8 pad2[228];
 251         u8 data[];
 252 };
 253
 254 struct f34v5_data {
 255         u16 block_size;
 256         u16 fw_blocks;
 257         u16 config_blocks;
 258         u16 ctrl_address;
 259         u8 status;
 260
 261         struct completion cmd_done;
 262         struct mutex flash_mutex;
 263 };
 264
 265 struct f34v7_data {
 266         bool has_display_cfg;
 267         bool has_guest_code;
 268         bool force_update;
 269         bool in_bl_mode;
 270         u8 *read_config_buf;
 271         size_t read_config_buf_size;
 272         u8 command;
 273         u8 flash_status;
 274         u16 block_size;
 275         u16 config_block_count;
 276         u16 config_size;
 277         u16 config_area;
 278         u16 flash_config_length;
 279         u16 payload_length;
 280         u8 partitions;
 281         u16 partition_table_bytes;
 282         bool new_partition_table;
 283
 284         struct register_offset off;
 285         struct block_count blkcount;
 286         struct physical_address phyaddr;
 287         struct image_metadata img;
 288
 289         const void *config_data;
 290         const void *image;
 291         struct completion cmd_done;
 292 };
 293
 294 struct f34_data {
 295         struct rmi_function *fn;
 296
 297         u8 bl_version;
 298         unsigned char bootloader_id[5];
 299         unsigned char configuration_id[CONFIG_ID_SIZE*2 + 1];
 300
 301         int update_status;
 302         int update_progress;
 303         int update_size;
 304
 305         union {
 306                 struct f34v5_data v5;
 307                 struct f34v7_data v7;
 308         };
 309 };
 310
 311 int rmi_f34v7_start_reflash(struct f34_data *f34, const struct firmware *fw);
 312 int rmi_f34v7_do_reflash(struct f34_data *f34, const struct firmware *fw);
 313 int rmi_f34v7_probe(struct f34_data *f34);
 314
 315 #endif /* _RMI_F34_H */