440 lines
11 KiB
C
440 lines
11 KiB
C
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/*
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* MELFAS MIP4 Touchscreen
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*
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* Copyright (C) 2000-2018 MELFAS Inc.
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*
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*
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* mip4_ts.h
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*
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* Version : 2019.08.22
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*/
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#ifndef _LINUX_MIP4_TS_H
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#define _LINUX_MIP4_TS_H
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/* Debug mode : Disable for production build */
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#if 1 /* 0 = Disable, 1 = Enable */
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#define DEBUG
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#endif
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/* Include */
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/kobject.h>
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/gpio.h>
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#include <linux/i2c.h>
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#include <linux/irq.h>
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#include <linux/interrupt.h>
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#include <linux/firmware.h>
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#include <linux/slab.h>
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#include <linux/input.h>
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#include <linux/input/mt.h>
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#include <linux/sysfs.h>
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#include <linux/cdev.h>
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#include <linux/uaccess.h>
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#include <linux/time.h>
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#include <linux/completion.h>
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#include <linux/fb.h>
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#include <linux/notifier.h>
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#ifdef CONFIG_OF
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#include <linux/of.h>
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#include <linux/of_device.h>
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#include <linux/of_gpio.h>
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#include <linux/pinctrl/consumer.h>
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#endif
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#ifdef CONFIG_ACPI
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#include <linux/acpi.h>
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#endif
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#ifdef CONFIG_REGULATOR
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#include <linux/regulator/consumer.h>
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#endif
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#ifdef CONFIG_ANDROID
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#include <linux/wakelock.h>
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#endif
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/* Include SEC */
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#include <asm/unaligned.h>
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#include <linux/ctype.h>
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#include <linux/hrtimer.h>
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#include <linux/io.h>
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#include <linux/platform_device.h>
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#include <linux/vmalloc.h>
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#include <linux/workqueue.h>
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//#include <linux/input/sec_cmd.h>
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#ifdef CONFIG_SEC_SYSFS
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#include <linux/sec_sysfs.h>
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#endif
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#ifdef CONFIG_INPUT_BOOSTER
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#include <linux/input/input_booster.h>
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#endif
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//#include "../../../i2c/busses/i2c-exynos5.h"
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/* Include platform data */
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#if (!defined(CONFIG_OF) && !defined(CONFIG_ACPI))
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#include <linux/input/melfas_mip4_ts.h>
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#endif
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/* Include register map */
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#include "mip4_reg.h"
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/* Device info */
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#ifndef MIP4_TS_DEVICE_NAME
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#define MIP4_TS_DEVICE_NAME "mip4_ts"
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#endif
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#ifdef CONFIG_ACPI
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#define ACPI_ID "MLFS0000"
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#endif
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/* Chip model info */
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#define CHIP_NONE 000000
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#define CHIP_MAT100 601000
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#define CHIP_MSS100 701000
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#if IS_ENABLED(CONFIG_TOUCHSCREEN_MELFAS_MIP4)
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#define CHIP_NAME "MIP4"
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#define CHIP_MODEL CHIP_NONE
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#elif IS_ENABLED(CONFIG_TOUCHSCREEN_MELFAS_MAT100)
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#define CHIP_NAME "MAT100"
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#define CHIP_MODEL CHIP_MAT100
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#define FW_VER_FORMAT_U8
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#elif IS_ENABLED(CONFIG_TOUCHSCREEN_MELFAS_MSS100)
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#define CHIP_NAME "MSS100"
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#define CHIP_MODEL CHIP_MSS100
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#define FW_VER_FORMAT_U8
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#else
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#define CHIP_NAME "MIP4"
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#define CHIP_MODEL CHIP_NONE
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#endif
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/* Config driver */
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#define USE_INPUT_OPEN_CLOSE 1 /* 0 (default) or 1 */
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#define I2C_RETRY_COUNT 3 /* >= 2 */
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#define RESET_ON_I2C_ERROR 0 /* 0 (default) or 1 */
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#define RESET_ON_EVENT_ERROR 0 /* 0 (default) or 1 */
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#define ESD_COUNT_FOR_DISABLE 7 /* >= 7 */
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#define POWER_ON_DELAY 150 /* ms */
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#define POWER_ON_DELAY_ISC 20 /* ms */
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#define POWER_OFF_DELAY 40 /* ms */
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#define USE_STARTUP_WAITING 0 /* 0 (default) or 1 */
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#define STARTUP_TIMEOUT 200 /* ms */
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#define USE_FW_RECOVERY 0 /* 0 (default) or 1 */
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#define I2C_ERR_CNT_FOR_FW_RECOVERY 10 /* >= 3 */
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#define USE_FB_NOTIFY 0 /* 0 (default) or 1 */
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#define VERSION_LENGTH 8 /* >= 8 */
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#define DEBUG_EVENT 0 /* 0 (default) or 1 */
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/* Driver features */
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#define USE_DEV 1 /* 0 or 1 (default) */
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#define USE_SYS 1 /* 0 or 1 (default) */
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#define USE_CMD 1 /* 0 or 1 (default) */
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#define USE_QUEEXO 0 /* 0 (default) or 1 */
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/* Module features */
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#define USE_WAKEUP_GESTURE 0 /* 0 (default) or 1 */
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#define USE_LPM 1 /* 0 (default) or 1 */
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#define USE_AOD 1 /* 0 or 1 (default) */
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#define USE_SPONGE 1 /* 0 or 1 (default) */
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#if (USE_WAKEUP_GESTURE || USE_LPM || USE_AOD)
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#define USE_WAKELOCK 0 /* 0 or 1 (default) */
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#else
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#define USE_WAKELOCK 0 /* 0 (default) or 1 */
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#endif
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/* Input value */
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#define MAX_FINGER_NUM 10
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#define MAX_KEY_NUM 4
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#define INPUT_TOUCH_MAJOR_MIN 0
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#define INPUT_TOUCH_MAJOR_MAX 255
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#define INPUT_TOUCH_MINOR_MIN 0
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#define INPUT_TOUCH_MINOR_MAX 255
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#define INPUT_PRESSURE_MIN 0
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#define INPUT_PRESSURE_MAX 255
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/* Firmware update */
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#define FW_PATH_INTERNAL "melfas/melfas_mip4_ts.fw" /* path of firmware included in the kernel image (/firmware) */
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#define FW_PATH_EXTERNAL "/sdcard/melfas_mip4_ts.fw" /* path of firmware in the external storage */
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#define USE_AUTO_FW_UPDATE 1 /* 0 (default) or 1 */
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#define FW_UPDATE_DEBUG 0 /* 0 (default) or 1 */
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#define EXT_FW_FORCE_UPDATE 1 /* 0 or 1 (default) */
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#define MAX_RESTORE_SECTION_NUM 3 /* >= 1 */
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/*
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* Firmware update error code
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*/
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enum fw_update_errno {
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FW_ERR_FILE_READ = -4,
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FW_ERR_FILE_OPEN = -3,
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FW_ERR_FILE_TYPE = -2,
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FW_ERR_DOWNLOAD = -1,
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FW_ERR_NONE = 0,
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FW_ERR_UPTODATE = 1,
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};
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/*
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* Firmware file location
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*/
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enum fw_bin_source {
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FW_BIN_SOURCE_KERNEL = 1,
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FW_BIN_SOURCE_EXTERNAL = 2,
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};
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/*
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* Flash failure type
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*/
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enum flash_fail_type {
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FLASH_FAIL_NONE = 0,
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FLASH_FAIL_CRITICAL = 1,
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FLASH_FAIL_SECTION = 2,
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};
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/*
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* Command function
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*/
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#if USE_CMD
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#define CMD_LEN 32
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#define CMD_RESULT_LEN 512
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#define CMD_PARAM_NUM 8
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#endif
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struct aod_data {
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u8 aod_enable;
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u8 spay_enable;
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u8 doubletap_enable;
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u16 width;
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u16 height;
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u16 x;
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u16 y;
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};
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/*
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* Device info structure
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*/
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struct mip4_ts_info {
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struct i2c_client *client;
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struct input_dev *input_dev;
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struct mip4_ts_platform_data *pdata;
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char phys[64];
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dev_t mip4_ts_dev;
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struct class *class;
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struct mutex lock;
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int irq;
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int gpio_intr;
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int gpio_ce;
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int gpio_vd33_en;
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struct regulator *regulator_vd33;
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struct regulator *regulator_vio;
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struct pinctrl *pinctrl;
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struct pinctrl_state *pins_enable;
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struct pinctrl_state *pins_disable;
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struct completion startup_done;
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bool startup_init;
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bool init;
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bool enabled;
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bool irq_enabled;
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int power;
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#if USE_FB_NOTIFY
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struct notifier_block fb_notifier;
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#endif
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#ifdef CONFIG_ANDROID
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#if USE_WAKELOCK
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struct wake_lock wake_lock;
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#endif
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#endif
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char *fw_name;
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char *fw_path_ext;
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u8 product_name[16];
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int max_x;
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int max_y;
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unsigned int ppm_x;
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unsigned int ppm_y;
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u8 node_x;
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u8 node_y;
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u8 node_key;
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u8 fw_version[8];
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u8 event_size;
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u8 event_size_type;
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int event_format;
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u8 touch_state[MAX_FINGER_NUM];
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u8 wakeup_gesture_code;
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int pressure;
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int pressure_stage;
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int proximity;
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bool use_sponge;
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unsigned int scrub_id;
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unsigned int scrub_x;
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unsigned int scrub_y;
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bool key_enable;
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int key_num;
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int key_code[MAX_KEY_NUM];
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int key_code_proximity;
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u8 low_power_mode;
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u8 gesture_wakeup_mode;
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u8 glove_mode;
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u8 charger_mode;
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u8 cover_mode;
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int i2c_error_cnt;
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u8 esd_cnt;
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bool disable_esd;
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unsigned int sram_addr_num;
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u32 sram_addr[8];
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u8 *print_buf;
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u8 *debug_buf;
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int *image_buf;
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int *diff_buf;
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int touch_count;
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/* for diff */
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int row_diff;
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int col_diff;
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int data_size_diff;
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bool test_busy;
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bool cmd_busy;
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bool dev_busy;
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bool debug_event;
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#if 0 //USE_CMD
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struct sec_cmd_data cmd;
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/*
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dev_t cmd_dev_t;
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struct device *cmd_dev;
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struct class *cmd_class;
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struct list_head cmd_list_head;
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u8 cmd_state;
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char cmd[CMD_LEN];
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char cmd_result[CMD_RESULT_LEN];
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int cmd_param[CMD_PARAM_NUM];
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int cmd_buffer_size;
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struct device *key_dev;
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*/
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#endif
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#if USE_DEV
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struct cdev cdev;
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u8 *dev_fs_buf;
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#endif
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#if USE_AOD
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struct aod_data aod;
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#endif
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};
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/*
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* Function declarations
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*/
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/* Main */
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void mip4_ts_reset(struct mip4_ts_info *info);
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void mip4_ts_restart(struct mip4_ts_info *info);
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int mip4_ts_i2c_read(struct mip4_ts_info *info, char *write_buf, unsigned int write_len, char *read_buf, unsigned int read_len);
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int mip4_ts_i2c_write(struct mip4_ts_info *info, char *write_buf, unsigned int write_len);
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int mip4_ts_enable(struct mip4_ts_info *info);
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int mip4_ts_disable(struct mip4_ts_info *info);
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int mip4_ts_get_ready_status(struct mip4_ts_info *info);
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int mip4_ts_get_fw_version(struct mip4_ts_info *info, u8 *ver_buf);
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int mip4_ts_get_fw_version_u16(struct mip4_ts_info *info, u16 *ver_buf_u16);
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int mip4_ts_get_fw_version_from_bin(struct mip4_ts_info *info, u8 *ver_buf);
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int mip4_ts_set_power_state(struct mip4_ts_info *info, u8 mode);
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int mip4_ts_set_wakeup_gesture_type(struct mip4_ts_info *info, u32 type);
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int mip4_ts_disable_esd_alert(struct mip4_ts_info *info);
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int mip4_ts_alert_handler_flash(struct mip4_ts_info *info, u8 *data);
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int mip4_ts_config(struct mip4_ts_info *info);
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#if USE_FW_RECOVERY
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int mip4_ts_fw_restore_critical_section(struct mip4_ts_info *info);
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int mip4_ts_fw_restore_from_kernel(struct mip4_ts_info *info, u8 *sections, int retry);
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#endif /* USE_FW_RECOVERY */
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int mip4_ts_fw_update_from_kernel(struct mip4_ts_info *info);
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int mip4_ts_fw_update_from_storage(struct mip4_ts_info *info, char *path, bool force);
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int mip4_ts_suspend(struct device *dev);
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int mip4_ts_resume(struct device *dev);
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/* Mod */
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int mip4_ts_startup_config(struct mip4_ts_info *info);
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int mip4_ts_config_regulator(struct mip4_ts_info *info);
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int mip4_ts_control_regulator(struct mip4_ts_info *info, int enable);
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int mip4_ts_power_on(struct mip4_ts_info *info, int delay_ms);
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int mip4_ts_power_off(struct mip4_ts_info *info, int delay_ms);
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void mip4_ts_clear_input(struct mip4_ts_info *info);
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int mip4_ts_gesture_wakeup_event_handler(struct mip4_ts_info *info, int gesture_code);
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void mip4_ts_input_event_handler(struct mip4_ts_info *info, u8 sz, u8 *buf);
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int mip4_ts_config_gpio(struct mip4_ts_info *info);
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#ifdef CONFIG_OF
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int mip4_ts_parse_devicetree(struct device *dev, struct mip4_ts_info *info);
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#endif
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void mip4_ts_config_input(struct mip4_ts_info *info);
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||
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/* Firmware */
|
||
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#if (CHIP_MODEL != CHIP_NONE)
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#ifdef USE_FLASH_CAL_TABLE
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int mip4_ts_flash_cal_table(struct mip4_ts_info *info);
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#endif /* USE_FLASH_CAL_TABLE */
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||
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#if USE_FW_RECOVERY
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int mip4_ts_restore_fw(struct mip4_ts_info *info, const u8 *fw_data, size_t fw_size, u8 *sections);
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||
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#endif /* USE_FW_RECOVERY */
|
||
|
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int mip4_ts_flash_fw(struct mip4_ts_info *info, const u8 *fw_data, size_t fw_size, bool force, bool section);
|
||
|
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int mip4_ts_bin_fw_version(struct mip4_ts_info *info, const u8 *fw_data, size_t fw_size, u8 *ver_buf);
|
||
|
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int mip4_ts_isc_for_power_off(struct mip4_ts_info *info);
|
||
|
|
#endif /* CHIP_MODEL */
|
||
|
|
|
||
|
|
/* Dev */
|
||
|
|
#if USE_DEV
|
||
|
|
int mip4_ts_dev_create(struct mip4_ts_info *info);
|
||
|
|
int mip4_ts_get_log(struct mip4_ts_info *info);
|
||
|
|
#endif
|
||
|
|
#if (USE_SYS || USE_CMD)
|
||
|
|
int mip4_ts_run_test(struct mip4_ts_info *info, u8 test_type);
|
||
|
|
int mip4_ts_get_image(struct mip4_ts_info *info, u8 image_type);
|
||
|
|
int mip4_ts_run_calibration(struct mip4_ts_info *info, u8 type);
|
||
|
|
int mip4_ts_calc_cm_diff(struct mip4_ts_info *info, int row, int col, int data_type_size, int diff_type);
|
||
|
|
#endif
|
||
|
|
#if USE_SYS
|
||
|
|
int mip4_ts_sysfs_create(struct mip4_ts_info *info);
|
||
|
|
void mip4_ts_sysfs_remove(struct mip4_ts_info *info);
|
||
|
|
static const struct attribute_group mip4_ts_test_attr_group;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* CMD */
|
||
|
|
#if USE_CMD
|
||
|
|
int mip4_ts_sysfs_cmd_create(struct mip4_ts_info *info);
|
||
|
|
void mip4_ts_sysfs_cmd_remove(struct mip4_ts_info *info);
|
||
|
|
static const struct attribute_group mip4_ts_cmd_attr_group;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* AOD */
|
||
|
|
#if USE_AOD
|
||
|
|
#if USE_SPONGE
|
||
|
|
#else
|
||
|
|
int mip4_ts_custom_event_handler(struct mip4_ts_info *info, u8 *rbuf, u8 size);
|
||
|
|
#endif
|
||
|
|
int mip4_ts_aod_config(struct mip4_ts_info *info);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* Sponge */
|
||
|
|
#if USE_SPONGE
|
||
|
|
int mip4_ts_sponge_read(struct mip4_ts_info *info, u16 addr, u8 *buf, u8 len);
|
||
|
|
int mip4_ts_sponge_write(struct mip4_ts_info *info, u16 addr, u8 *buf, u8 len);
|
||
|
|
int mip4_ts_custom_event_handler(struct mip4_ts_info *info, u8 *rbuf, u8 size);
|
||
|
|
void mip4_ts_sponge_write_time(struct mip4_ts_info *info, u32 val);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|