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-rw-r--r--drivers/input/rmi4/rmi_f34.h295
1 files changed, 295 insertions, 0 deletions
diff --git a/drivers/input/rmi4/rmi_f34.h b/drivers/input/rmi4/rmi_f34.h
new file mode 100644
index 000000000..cfa303980
--- /dev/null
+++ b/drivers/input/rmi4/rmi_f34.h
@@ -0,0 +1,295 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2007-2016, Synaptics Incorporated
+ * Copyright (C) 2016 Zodiac Inflight Innovations
+ */
+
+#ifndef _RMI_F34_H
+#define _RMI_F34_H
+
+/* F34 image file offsets. */
+#define F34_FW_IMAGE_OFFSET 0x100
+
+/* F34 register offsets. */
+#define F34_BLOCK_DATA_OFFSET 2
+
+/* F34 commands */
+#define F34_WRITE_FW_BLOCK 0x2
+#define F34_ERASE_ALL 0x3
+#define F34_READ_CONFIG_BLOCK 0x5
+#define F34_WRITE_CONFIG_BLOCK 0x6
+#define F34_ERASE_CONFIG 0x7
+#define F34_ENABLE_FLASH_PROG 0xf
+
+#define F34_STATUS_IN_PROGRESS 0xff
+#define F34_STATUS_IDLE 0x80
+
+#define F34_IDLE_WAIT_MS 500
+#define F34_ENABLE_WAIT_MS 300
+#define F34_ERASE_WAIT_MS 5000
+#define F34_WRITE_WAIT_MS 3000
+
+#define F34_BOOTLOADER_ID_LEN 2
+
+/* F34 V7 defines */
+#define V7_FLASH_STATUS_OFFSET 0
+#define V7_PARTITION_ID_OFFSET 1
+#define V7_BLOCK_NUMBER_OFFSET 2
+#define V7_TRANSFER_LENGTH_OFFSET 3
+#define V7_COMMAND_OFFSET 4
+#define V7_PAYLOAD_OFFSET 5
+#define V7_BOOTLOADER_ID_OFFSET 1
+
+#define IMAGE_HEADER_VERSION_10 0x10
+
+#define CONFIG_ID_SIZE 32
+#define PRODUCT_ID_SIZE 10
+
+
+#define HAS_BSR BIT(5)
+#define HAS_CONFIG_ID BIT(3)
+#define HAS_GUEST_CODE BIT(6)
+#define HAS_DISP_CFG BIT(5)
+
+/* F34 V7 commands */
+#define CMD_V7_IDLE 0
+#define CMD_V7_ENTER_BL 1
+#define CMD_V7_READ 2
+#define CMD_V7_WRITE 3
+#define CMD_V7_ERASE 4
+#define CMD_V7_ERASE_AP 5
+#define CMD_V7_SENSOR_ID 6
+
+#define v7_CMD_IDLE 0
+#define v7_CMD_WRITE_FW 1
+#define v7_CMD_WRITE_CONFIG 2
+#define v7_CMD_WRITE_LOCKDOWN 3
+#define v7_CMD_WRITE_GUEST_CODE 4
+#define v7_CMD_READ_CONFIG 5
+#define v7_CMD_ERASE_ALL 6
+#define v7_CMD_ERASE_UI_FIRMWARE 7
+#define v7_CMD_ERASE_UI_CONFIG 8
+#define v7_CMD_ERASE_BL_CONFIG 9
+#define v7_CMD_ERASE_DISP_CONFIG 10
+#define v7_CMD_ERASE_FLASH_CONFIG 11
+#define v7_CMD_ERASE_GUEST_CODE 12
+#define v7_CMD_ENABLE_FLASH_PROG 13
+
+#define v7_UI_CONFIG_AREA 0
+#define v7_PM_CONFIG_AREA 1
+#define v7_BL_CONFIG_AREA 2
+#define v7_DP_CONFIG_AREA 3
+#define v7_FLASH_CONFIG_AREA 4
+
+/* F34 V7 partition IDs */
+#define BOOTLOADER_PARTITION 1
+#define DEVICE_CONFIG_PARTITION 2
+#define FLASH_CONFIG_PARTITION 3
+#define MANUFACTURING_BLOCK_PARTITION 4
+#define GUEST_SERIALIZATION_PARTITION 5
+#define GLOBAL_PARAMETERS_PARTITION 6
+#define CORE_CODE_PARTITION 7
+#define CORE_CONFIG_PARTITION 8
+#define GUEST_CODE_PARTITION 9
+#define DISPLAY_CONFIG_PARTITION 10
+
+/* F34 V7 container IDs */
+#define TOP_LEVEL_CONTAINER 0
+#define UI_CONTAINER 1
+#define UI_CONFIG_CONTAINER 2
+#define BL_CONTAINER 3
+#define BL_IMAGE_CONTAINER 4
+#define BL_CONFIG_CONTAINER 5
+#define BL_LOCKDOWN_INFO_CONTAINER 6
+#define PERMANENT_CONFIG_CONTAINER 7
+#define GUEST_CODE_CONTAINER 8
+#define BL_PROTOCOL_DESCRIPTOR_CONTAINER 9
+#define UI_PROTOCOL_DESCRIPTOR_CONTAINER 10
+#define RMI_SELF_DISCOVERY_CONTAINER 11
+#define RMI_PAGE_CONTENT_CONTAINER 12
+#define GENERAL_INFORMATION_CONTAINER 13
+#define DEVICE_CONFIG_CONTAINER 14
+#define FLASH_CONFIG_CONTAINER 15
+#define GUEST_SERIALIZATION_CONTAINER 16
+#define GLOBAL_PARAMETERS_CONTAINER 17
+#define CORE_CODE_CONTAINER 18
+#define CORE_CONFIG_CONTAINER 19
+#define DISPLAY_CONFIG_CONTAINER 20
+
+struct f34v7_query_1_7 {
+ u8 bl_minor_revision; /* query 1 */
+ u8 bl_major_revision;
+ __le32 bl_fw_id; /* query 2 */
+ u8 minimum_write_size; /* query 3 */
+ __le16 block_size;
+ __le16 flash_page_size;
+ __le16 adjustable_partition_area_size; /* query 4 */
+ __le16 flash_config_length; /* query 5 */
+ __le16 payload_length; /* query 6 */
+ u8 partition_support[4]; /* query 7 */
+} __packed;
+
+struct f34v7_data_1_5 {
+ u8 partition_id;
+ __le16 block_offset;
+ __le16 transfer_length;
+ u8 command;
+ u8 payload[2];
+} __packed;
+
+struct block_data {
+ const void *data;
+ int size;
+};
+
+struct partition_table {
+ u8 partition_id;
+ u8 byte_1_reserved;
+ __le16 partition_length;
+ __le16 start_physical_address;
+ __le16 partition_properties;
+} __packed;
+
+struct physical_address {
+ u16 ui_firmware;
+ u16 ui_config;
+ u16 dp_config;
+ u16 guest_code;
+};
+
+struct container_descriptor {
+ __le32 content_checksum;
+ __le16 container_id;
+ u8 minor_version;
+ u8 major_version;
+ u8 reserved_08;
+ u8 reserved_09;
+ u8 reserved_0a;
+ u8 reserved_0b;
+ u8 container_option_flags[4];
+ __le32 content_options_length;
+ __le32 content_options_address;
+ __le32 content_length;
+ __le32 content_address;
+} __packed;
+
+struct block_count {
+ u16 ui_firmware;
+ u16 ui_config;
+ u16 dp_config;
+ u16 fl_config;
+ u16 pm_config;
+ u16 bl_config;
+ u16 lockdown;
+ u16 guest_code;
+};
+
+struct image_header_10 {
+ __le32 checksum;
+ u8 reserved_04;
+ u8 reserved_05;
+ u8 minor_header_version;
+ u8 major_header_version;
+ u8 reserved_08;
+ u8 reserved_09;
+ u8 reserved_0a;
+ u8 reserved_0b;
+ __le32 top_level_container_start_addr;
+};
+
+struct image_metadata {
+ bool contains_firmware_id;
+ bool contains_bootloader;
+ bool contains_display_cfg;
+ bool contains_guest_code;
+ bool contains_flash_config;
+ unsigned int firmware_id;
+ unsigned int checksum;
+ unsigned int bootloader_size;
+ unsigned int display_cfg_offset;
+ unsigned char bl_version;
+ unsigned char product_id[PRODUCT_ID_SIZE + 1];
+ unsigned char cstmr_product_id[PRODUCT_ID_SIZE + 1];
+ struct block_data bootloader;
+ struct block_data ui_firmware;
+ struct block_data ui_config;
+ struct block_data dp_config;
+ struct block_data fl_config;
+ struct block_data bl_config;
+ struct block_data guest_code;
+ struct block_data lockdown;
+ struct block_count blkcount;
+ struct physical_address phyaddr;
+};
+
+struct rmi_f34_firmware {
+ __le32 checksum;
+ u8 pad1[3];
+ u8 bootloader_version;
+ __le32 image_size;
+ __le32 config_size;
+ u8 product_id[10];
+ u8 product_info[2];
+ u8 pad2[228];
+ u8 data[];
+};
+
+struct f34v5_data {
+ u16 block_size;
+ u16 fw_blocks;
+ u16 config_blocks;
+ u16 ctrl_address;
+ u8 status;
+
+ struct completion cmd_done;
+ struct mutex flash_mutex;
+};
+
+struct f34v7_data {
+ bool has_display_cfg;
+ bool has_guest_code;
+ bool in_bl_mode;
+ u8 *read_config_buf;
+ size_t read_config_buf_size;
+ u8 command;
+ u8 flash_status;
+ u16 block_size;
+ u16 config_block_count;
+ u16 config_size;
+ u16 config_area;
+ u16 flash_config_length;
+ u16 payload_length;
+ u8 partitions;
+ u16 partition_table_bytes;
+
+ struct block_count blkcount;
+ struct physical_address phyaddr;
+ struct image_metadata img;
+
+ const void *config_data;
+ const void *image;
+ struct completion cmd_done;
+};
+
+struct f34_data {
+ struct rmi_function *fn;
+
+ u8 bl_version;
+ unsigned char bootloader_id[5];
+ unsigned char configuration_id[CONFIG_ID_SIZE*2 + 1];
+
+ int update_status;
+ int update_progress;
+ int update_size;
+
+ union {
+ struct f34v5_data v5;
+ struct f34v7_data v7;
+ };
+};
+
+int rmi_f34v7_start_reflash(struct f34_data *f34, const struct firmware *fw);
+int rmi_f34v7_do_reflash(struct f34_data *f34, const struct firmware *fw);
+int rmi_f34v7_probe(struct f34_data *f34);
+
+#endif /* _RMI_F34_H */