/* * drivers/input/touchscreen/sitronix_i2c_touch.c * * Touchscreen driver for Sitronix (I2C bus) * * Copyright (C) 2011 Sitronix Technology Co., Ltd. * Rudy Huang */ /* * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free * Software Foundation; either version 2 of the License, or (at your option) * any later version. */ #include #include #include #ifdef CONFIG_HAS_EARLYSUSPEND #include #endif // CONFIG_HAS_EARLYSUSPEND #include "sitronix_i2c_touch.h" #ifdef SITRONIX_FW_UPGRADE_FEATURE #include #include #ifdef SITRONIX_PERMISSION_THREAD #include #include #include #endif // SITRONIX_PERMISSION_THREAD #endif // SITRONIX_FW_UPGRADE_FEATURE #include #include #ifdef SITRONIX_SUPPORT_MT_SLOT #include #endif // SITRONIX_SUPPORT_MT_SLOT #include #include // to be compatible with linux kernel 3.2.15 #include //#include #ifdef SITRONIX_MONITOR_THREAD #include #endif // SITRONIX_MONITOR_THREAD //#include #include #include #include #include #ifdef SITRONIX_MULTI_SLAVE_ADDR #if defined(CONFIG_MACH_OMAP4_PANDA) #include #endif //defined(CONFIG_MACH_OMAP4_PANDA) #endif // SITRONIX_MULTI_SLAVE_ADDR #define DRIVER_AUTHOR "Sitronix, Inc." #define DRIVER_NAME "sitronix" #define DRIVER_DESC "Sitronix I2C touch" #define DRIVER_DATE "20150827" #define DRIVER_MAJOR 2 #define DRIVER_MINOR 9 #define DRIVER_PATCHLEVEL 17 #define NAME_SIZE 20 MODULE_AUTHOR("Petitk Kao"); MODULE_DESCRIPTION("Sitronix I2C multitouch panels"); MODULE_LICENSE("GPL"); struct ctp_config_info{ int input_type; char *name; int int_number; }; struct ctp_config_info config_info = { .input_type = 1, .name = NULL, .int_number = 0, }; #define CTP_IRQ_NUMBER (config_info.int_number) #define CTP_IRQ_MODE (IRQF_TRIGGER_FALLING) #define CTP_NAME ("sitronix") //#define SCREEN_MAX_X (screen_max_x) #define SCREEN_MAX_Y (screen_max_y) #define PRESS_MAX (255) #if 0 static int screen_max_x = 0; static int screen_max_y = 0; static int revert_x_flag = 0; static int revert_y_flag = 0; static int exchange_x_y_flag = 0; #endif static __u32 twi_id = 0; //static char irq_pin_name[8]; char sitronix_sensor_key_status = 0; struct sitronix_sensor_key_t sitronix_sensor_key_array[] = { {KEY_BACK}, // bit 0 {KEY_HOME}, // bit 1 {KEY_MENU}, // bit 2 }; #ifdef SITRONIX_AA_KEY char sitronix_aa_key_status = 0; #ifdef SITRONIX_KEY_BOUNDARY_MANUAL_SPECIFY #define SITRONIX_TOUCH_RESOLUTION_X 480 /* max of X value in display area */ #define SITRONIX_TOUCH_RESOLUTION_Y 854 /* max of Y value in display area */ #define SITRONIX_TOUCH_GAP_Y 10 /* Gap between bottom of display and top of touch key */ #define SITRONIX_TOUCH_MAX_Y 915 /* resolution of y axis of touch ic */ struct sitronix_AA_key sitronix_aa_key_array[] = { {15, 105, SITRONIX_TOUCH_RESOLUTION_Y + SITRONIX_TOUCH_GAP_Y, SITRONIX_TOUCH_MAX_Y, KEY_MENU}, /* MENU */ {135, 225, SITRONIX_TOUCH_RESOLUTION_Y + SITRONIX_TOUCH_GAP_Y, SITRONIX_TOUCH_MAX_Y, KEY_HOME}, {255, 345, SITRONIX_TOUCH_RESOLUTION_Y + SITRONIX_TOUCH_GAP_Y, SITRONIX_TOUCH_MAX_Y, KEY_BACK}, /* KEY_EXIT */ {375, 465, SITRONIX_TOUCH_RESOLUTION_Y + SITRONIX_TOUCH_GAP_Y, SITRONIX_TOUCH_MAX_Y, KEY_SEARCH}, }; #else #define SCALE_KEY_HIGH_Y 15 struct sitronix_AA_key sitronix_aa_key_array[] = { {0, 0, 0, 0, KEY_MENU}, /* MENU */ {0, 0, 0, 0, KEY_HOME}, {0, 0, 0, 0, KEY_BACK}, /* KEY_EXIT */ {0, 0, 0, 0, KEY_SEARCH}, }; #endif // SITRONIX_KEY_BOUNDARY_MANUAL_SPECIFY #endif // SITRONIX_AA_KEY struct rst_pin_ctrl{ struct i2c_client *client; struct pinctrl *pinctrl; struct pinctrl_state *rst_pin_ts_active; struct pinctrl_state *rst_pin_ts_suspend; struct pinctrl_state *rst_pin_ts_release; }; struct sitronix_ts_data { struct i2c_client *client; struct input_dev *input_dev; struct input_dev *keyevent_input; int use_irq; #ifndef SITRONIX_INT_POLLING_MODE struct work_struct work; #else struct delayed_work work; #endif // SITRONIX_INT_POLLING_MODE #ifdef CONFIG_HAS_EARLYSUSPEND struct early_suspend early_suspend; #endif // CONFIG_HAS_EARLYSUSPEND uint8_t fw_revision[4]; int resolution_x; int resolution_y; uint8_t max_touches; uint8_t touch_protocol_type; uint8_t pixel_length; uint8_t chip_id; #ifdef SITRONIX_MONITOR_THREAD uint8_t enable_monitor_thread; uint8_t RawCRC_enabled; int (*sitronix_mt_fp)(void *); #endif // SITRONIX_MONITOR_THREAD uint8_t Num_X; uint8_t Num_Y; uint8_t sensing_mode; int suspend_state; spinlock_t irq_lock; u8 irq_is_disable; int irq_gpio; u32 irq_gpio_flags; int reset_gpio; u32 reset_gpio_flags; //int irq; #if (CTP_AP_SP_SYNC_WAY != CTP_AP_SP_SYNC_NONE) // gavin TOUCH_DRIVE_T sitronix_driver_ops; #endif #if(CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_GPIO) struct work_struct sitronix_io_sync_work; #endif }; #if (CTP_AP_SP_SYNC_WAY != CTP_AP_SP_SYNC_NONE) static struct sitronix_ts_data *gSitronixPtr = NULL; #endif #if(CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_GPIO) //static struct gpio_config sitronix_sync_io; static struct timer_list ctp_sync_timer; static int ctp_sync_io_last_status = 1; static int ctp_sync_pulse_count = 0; static spinlock_t ctp_sync_lock; static struct workqueue_struct *sitronix_io_sync_workqueue = NULL; #endif static int i2cErrorCount = 0; #ifdef SITRONIX_MONITOR_THREAD static struct task_struct * SitronixMonitorThread = NULL; static int gMonitorThreadSleepInterval = 300; // 0.3 sec static atomic_t iMonitorThreadPostpone = ATOMIC_INIT(0); static uint8_t PreCheckData[4] ; static int StatusCheckCount = 0; static int sitronix_ts_delay_monitor_thread_start = DELAY_MONITOR_THREAD_START_PROBE; #endif // SITRONIX_MONITOR_THREAD #ifdef CONFIG_HAS_EARLYSUSPEND static void sitronix_ts_early_suspend(struct early_suspend *h); static void sitronix_ts_late_resume(struct early_suspend *h); #endif // CONFIG_HAS_EARLYSUSPEND static struct sitronix_ts_data sitronix_ts_gpts = {0}; static struct rst_pin_ctrl *rst_pin; static atomic_t sitronix_ts_irq_on = ATOMIC_INIT(0); static atomic_t sitronix_ts_in_int = ATOMIC_INIT(0); #ifdef SITRONIX_SYSFS static bool sitronix_ts_sysfs_created = false; static bool sitronix_ts_sysfs_using = false; #endif // SITRONIX_SYSFS static void sitronix_ts_reset_ic(void); //static int sitronix_ts_disable_int(struct sitronix_ts_data *ts, uint8_t value); #ifdef ST_UPGRADE_FIRMWARE extern int st_upgrade_fw(void); #endif //ST_UPGRADE_FIRMWARE #ifdef ST_TEST_RAW extern int st_drv_test_raw(); #endif //ST_TEST_RAW #ifdef SITRONIX_FW_UPGRADE_FEATURE #ifdef SITRONIX_PERMISSION_THREAD SYSCALL_DEFINE3(fchmodat, int, dfd, const char __user *, filename, mode_t, mode); static struct task_struct * SitronixPermissionThread = NULL; static int sitronix_ts_delay_permission_thread_start = 1000; static int sitronix_ts_permission_thread(void *data) { int ret = 0; int retry = 0; mm_segment_t fs = get_fs(); set_fs(KERNEL_DS); DbgMsg("%s start\n", __FUNCTION__); do{ DbgMsg("delay %d ms\n", sitronix_ts_delay_permission_thread_start); msleep(sitronix_ts_delay_permission_thread_start); ret = sys_fchmodat(AT_FDCWD, "/dev/"SITRONIX_I2C_TOUCH_DEV_NAME , 0666); if(ret < 0) printk("fail to execute sys_fchmodat, ret = %d\n", ret); if(retry++ > 10) break; }while(ret == -ENOENT); set_fs(fs); DbgMsg("%s exit\n", __FUNCTION__); return 0; } #endif // SITRONIX_PERMISSION_THREAD int sitronix_release(struct inode *, struct file *); int sitronix_open(struct inode *, struct file *); ssize_t sitronix_write(struct file *file, const char *buf, size_t count, loff_t *ppos); ssize_t sitronix_read(struct file *file, char *buf, size_t count, loff_t *ppos); long sitronix_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); static struct cdev sitronix_cdev; static struct class *sitronix_class; static int sitronix_major = 0; int sitronix_open(struct inode *inode, struct file *filp) { return 0; } EXPORT_SYMBOL(sitronix_open); int sitronix_release(struct inode *inode, struct file *filp) { return 0; } EXPORT_SYMBOL(sitronix_release); ssize_t sitronix_write(struct file *file, const char *buf, size_t count, loff_t *ppos) { int ret; char *tmp; if(!(sitronix_ts_gpts.client)) return -EIO; if (count > 8192) count = 8192; tmp = (char *)kmalloc(count,GFP_KERNEL); if (tmp==NULL) return -ENOMEM; if (copy_from_user(tmp,buf,count)) { kfree(tmp); return -EFAULT; } UpgradeMsg("writing %zu bytes.\n", count); ret = i2c_master_send(sitronix_ts_gpts.client, tmp, count); kfree(tmp); return ret; } EXPORT_SYMBOL(sitronix_write); ssize_t sitronix_read(struct file *file, char *buf, size_t count, loff_t *ppos) { char *tmp; int ret; if(!(sitronix_ts_gpts.client)) return -EIO; if (count > 8192) count = 8192; tmp = (char *)kmalloc(count,GFP_KERNEL); if (tmp==NULL) return -ENOMEM; UpgradeMsg("reading %zu bytes.\n", count); ret = i2c_master_recv(sitronix_ts_gpts.client, tmp, count); if (ret >= 0) ret = copy_to_user(buf,tmp,count)?-EFAULT:ret; kfree(tmp); return ret; } EXPORT_SYMBOL(sitronix_read); static int sitronix_ts_resume(struct i2c_client *client); static int sitronix_ts_suspend(struct i2c_client *client); void sitronix_ts_reprobe(void); long sitronix_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { int err = 0; int retval = 0; uint8_t temp[4]; if (!(sitronix_ts_gpts.client)) return -EIO; if (_IOC_TYPE(cmd) != SMT_IOC_MAGIC) return -ENOTTY; if (_IOC_NR(cmd) > SMT_IOC_MAXNR) return -ENOTTY; if (_IOC_DIR(cmd) & _IOC_READ) err = !access_ok(VERIFY_WRITE,(void __user *)arg,\ _IOC_SIZE(cmd)); else if (_IOC_DIR(cmd) & _IOC_WRITE) err = !access_ok(VERIFY_READ,(void __user *)arg,\ _IOC_SIZE(cmd)); if (err) return -EFAULT; switch(cmd) { case IOCTL_SMT_GET_DRIVER_REVISION: UpgradeMsg("IOCTL_SMT_GET_DRIVER_REVISION\n"); temp[0] = SITRONIX_TOUCH_DRIVER_VERSION; if(copy_to_user((uint8_t __user *)arg, &temp[0], 1)){ UpgradeMsg("fail to get driver version\n"); retval = -EFAULT; } break; case IOCTL_SMT_GET_FW_REVISION: UpgradeMsg("IOCTL_SMT_GET_FW_REVISION\n"); if(copy_to_user((uint8_t __user *)arg, &(sitronix_ts_gpts.fw_revision[0]), 4)) retval = -EFAULT; break; case IOCTL_SMT_ENABLE_IRQ: UpgradeMsg("IOCTL_SMT_ENABLE_IRQ\n"); //sitronix_ts_disable_int(&sitronix_ts_gpts, 0); if(!atomic_read(&sitronix_ts_in_int)){ if(!atomic_read(&sitronix_ts_irq_on)){ atomic_set(&sitronix_ts_irq_on, 1); enable_irq(sitronix_ts_gpts.client->irq); #ifdef SITRONIX_MONITOR_THREAD if(sitronix_ts_gpts.enable_monitor_thread == 1){ if(!SitronixMonitorThread){ atomic_set(&iMonitorThreadPostpone,1); SitronixMonitorThread = kthread_run(sitronix_ts_gpts.sitronix_mt_fp,"Sitronix","Monitorthread"); if(IS_ERR(SitronixMonitorThread)) SitronixMonitorThread = NULL; } } #endif // SITRONIX_MONITOR_THREAD } } break; case IOCTL_SMT_DISABLE_IRQ: UpgradeMsg("IOCTL_SMT_DISABLE_IRQ\n"); //sitronix_ts_disable_int(&sitronix_ts_gpts, 1); #ifndef SITRONIX_INT_POLLING_MODE #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37) //gavin flush_work_sync(&sitronix_ts_gpts.work); #endif // LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37) #else cancel_delayed_work_sync(&sitronix_ts_gpts.work); #endif if(atomic_read(&sitronix_ts_irq_on)){ atomic_set(&sitronix_ts_irq_on, 0); disable_irq_nosync(sitronix_ts_gpts.client->irq); #ifdef SITRONIX_MONITOR_THREAD if(sitronix_ts_gpts.enable_monitor_thread == 1){ if(SitronixMonitorThread){ kthread_stop(SitronixMonitorThread); SitronixMonitorThread = NULL; } } #endif // SITRONIX_MONITOR_THREAD } break; case IOCTL_SMT_RESUME: UpgradeMsg("IOCTL_SMT_RESUME\n"); sitronix_ts_resume(sitronix_ts_gpts.client); break; case IOCTL_SMT_SUSPEND: UpgradeMsg("IOCTL_SMT_SUSPEND\n"); sitronix_ts_suspend(sitronix_ts_gpts.client); break; case IOCTL_SMT_HW_RESET: UpgradeMsg("IOCTL_SMT_HW_RESET\n"); sitronix_ts_reset_ic(); break; case IOCTL_SMT_REPROBE: UpgradeMsg("IOCTL_SMT_REPROBE\n"); sitronix_ts_reprobe(); break; #ifdef ST_TEST_RAW case IOCTL_SMT_RAW_TEST: UpgradeMsg("IOCTL_SMT_RAW_TEST\n"); retval = - st_drv_test_raw(); break; #endif default: retval = -ENOTTY; } return retval; } EXPORT_SYMBOL(sitronix_ioctl); #endif // SITRONIX_FW_UPGRADE_FEATURE static void sitronix_ts_reset_ic(void) { printk("%s\n", __FUNCTION__); #if 0 struct sitronix_i2c_touch_platform_data *pdata; uint8_t rc; printk("%s,line=%d\n", __FUNCTION__,__LINE__); rc = gpio_request(pdata->reset_gpio, "reset_gpio"); gpio_direction_output(pdata->reset_gpio, 0); msleep(3); gpio_direction_output(pdata->reset_gpio, 1); msleep(150); #endif #if 0 printk("%s\n", __FUNCTION__); __gpio_set_value(config_info.wakeup_gpio.gpio, 0); msleep(3); __gpio_set_value(config_info.wakeup_gpio.gpio, 1); msleep(SITRONIX_TS_CHANGE_MODE_DELAY); #endif } static int sitronix_i2c_read_bytes(struct i2c_client *client, u8 addr, u8 *rxbuf, int len) { int ret = 0; u8 txbuf = addr; //printk("%s,line=%d\n", __FUNCTION__,__LINE__); #if defined(SITRONIX_I2C_COMBINED_MESSAGE) struct i2c_msg msg[2] = { { .addr = client->addr, .flags = 0, .len = 1, .buf = &txbuf, }, { .addr = client->addr, .flags = I2C_M_RD, .len = len, .buf = rxbuf, }, }; #endif // defined(SITRONIX_I2C_COMBINED_MESSAGE) if(rxbuf == NULL) return -1; #if defined(SITRONIX_I2C_COMBINED_MESSAGE) ret = i2c_transfer(client->adapter, &msg[0], 2); #elif defined(SITRONIX_I2C_SINGLE_MESSAGE) ret = i2c_master_send(client, &txbuf, 1); if (ret < 0){ printk("write 0x%x error (%d)\n", addr, ret); return ret; } ret = i2c_master_recv(client, rxbuf, len); #endif // defined(SITRONIX_I2C_COMBINED_MESSAGE) if (ret < 0){ DbgMsg("read 0x%x error (%d)\n", addr, ret); return ret; } return 0; } static int sitronix_i2c_write_bytes(struct i2c_client *client, u8 *txbuf, int len) { int ret = 0; //printk("%s,line=%d\n", __FUNCTION__,__LINE__); #if defined(SITRONIX_I2C_COMBINED_MESSAGE) struct i2c_msg msg[1] = { { .addr = client->addr, .flags = 0, .len = len, .buf = txbuf, }, }; #endif // defined(SITRONIX_I2C_COMBINED_MESSAGE) if(txbuf == NULL) return -1; #if defined(SITRONIX_I2C_COMBINED_MESSAGE) ret = i2c_transfer(client->adapter, &msg[0], 1); #elif defined(SITRONIX_I2C_SINGLE_MESSAGE) ret = i2c_master_send(client, txbuf, len); #endif // defined(SITRONIX_I2C_COMBINED_MESSAGE) if (ret < 0){ printk("write 0x%x error (%d)\n", *txbuf, ret); return ret; } return 0; } static int sitronix_get_fw_revision(struct sitronix_ts_data *ts) { int ret = 0; uint8_t buffer[4]; printk("%s,line=%d\n", __FUNCTION__,__LINE__); ret = sitronix_i2c_read_bytes(ts->client, FIRMWARE_REVISION_3, buffer, 4); if (ret < 0){ printk("read fw revision error (%d)\n", ret); return ret; }else{ memcpy(ts->fw_revision, buffer, 4); printk("fw revision (hex) = %x %x %x %x\n", buffer[0], buffer[1], buffer[2], buffer[3]); } return 0; } static int sitronix_get_max_touches(struct sitronix_ts_data *ts) { int ret = 0; uint8_t buffer[1]; printk("%s,line=%d\n", __FUNCTION__,__LINE__); ret = sitronix_i2c_read_bytes(ts->client, MAX_NUM_TOUCHES, buffer, 1); if (ret < 0){ printk("read max touches error (%d)\n", ret); return ret; }else{ ts->max_touches = buffer[0]; if (ts->max_touches > SITRONIX_MAX_SUPPORTED_POINT) ts->max_touches = SITRONIX_MAX_SUPPORTED_POINT; printk("max touches = %d \n",ts->max_touches); } return 0; } static int sitronix_get_protocol_type(struct sitronix_ts_data *ts) { int ret = 0; uint8_t buffer[1]; printk("%s,line=%d\n", __FUNCTION__,__LINE__); if(ts->chip_id <= 3){ ret = sitronix_i2c_read_bytes(ts->client, I2C_PROTOCOL, buffer, 1); if (ret < 0){ printk("read i2c protocol error (%d)\n", ret); return ret; }else{ ts->touch_protocol_type = buffer[0] & I2C_PROTOCOL_BMSK; printk("i2c protocol = %d \n", ts->touch_protocol_type); ts->sensing_mode = (buffer[0] & (ONE_D_SENSING_CONTROL_BMSK << ONE_D_SENSING_CONTROL_SHFT)) >> ONE_D_SENSING_CONTROL_SHFT; printk("sensing mode = %d \n", ts->sensing_mode); } }else{ ts->touch_protocol_type = SITRONIX_A_TYPE; printk("i2c protocol = %d \n", ts->touch_protocol_type); ret = sitronix_i2c_read_bytes(ts->client, 0xf0, buffer, 1); if (ret < 0){ printk("read sensing mode error (%d)\n", ret); return ret; }else{ ts->sensing_mode = (buffer[0] & ONE_D_SENSING_CONTROL_BMSK); printk("sensing mode = %d \n", ts->sensing_mode); } } return 0; } static int sitronix_get_resolution(struct sitronix_ts_data *ts) { /* int ret = 0; uint8_t buffer[4]; int newResX = 800; int newResY = 480; buffer[0] = XY_RESOLUTION_HIGH; buffer[1] = (newResX>>8)<<4 | (newResY>>8); buffer[2] = (newResX&0xFF); buffer[3] = (newResY&0xFF); ret = sitronix_i2c_write_bytes(ts->client, buffer, 4); if (ret < 0){ printk("set resolution error (%d)\n", ret); return ret; }else{ ts->resolution_x = newResX; ts->resolution_y = newResY; printk("resolution = %d x %d\n", ts->resolution_x, ts->resolution_y); } */ int ret = 0; uint8_t buffer[4]; printk("%s,line=%d\n", __FUNCTION__,__LINE__); ret = sitronix_i2c_read_bytes(ts->client, XY_RESOLUTION_HIGH, buffer, 3); if (ret < 0){ printk("read resolution error (%d)\n", ret); return ret; }else{ ts->resolution_x = ((buffer[0] & (X_RES_H_BMSK << X_RES_H_SHFT)) << 4) | buffer[1]; ts->resolution_y = ((buffer[0] & Y_RES_H_BMSK) << 8) | buffer[2]; printk("resolution = %d x %d\n", ts->resolution_x, ts->resolution_y); } return 0; } static int sitronix_ts_get_CHIP_ID(struct sitronix_ts_data *ts) { int ret = 0; uint8_t buffer[3]; printk("%s,line=%d\n", __FUNCTION__,__LINE__); DbgMsg("%s\n", __FUNCTION__); ret = sitronix_i2c_read_bytes(ts->client, CHIP_ID, buffer, 3); if (ret < 0){ printk("read Chip ID error (%d)\n", ret); return ret; }else{ if(buffer[0] == 0){ if(buffer[1] + buffer[2] > 32) ts->chip_id = 2; else ts->chip_id = 0; }else ts->chip_id = buffer[0]; ts->Num_X = buffer[1]; ts->Num_Y = buffer[2]; printk("Chip ID = %d\n", ts->chip_id); printk("Num_X = %d\n", ts->Num_X); printk("Num_Y = %d\n", ts->Num_Y); } return 0; } static int sitronix_ts_set_powerdown_bit(struct sitronix_ts_data *ts, int value) { int ret = 0; uint8_t buffer[2]; printk("%s,line=%d\n", __FUNCTION__,__LINE__); DbgMsg("%s, value = %d\n", __FUNCTION__, value); ret = sitronix_i2c_read_bytes(ts->client, DEVICE_CONTROL_REG, buffer, 1); if (ret < 0){ printk("read device control status error (%d)\n", ret); return ret; }else{ DbgMsg("dev status = %d \n", buffer[0]); } if(value == 0) buffer[1] = buffer[0] & 0xfd; else buffer[1] = buffer[0] | 0x2; buffer[0] = DEVICE_CONTROL_REG; ret = sitronix_i2c_write_bytes(ts->client, buffer, 2); if (ret < 0){ printk("write power down error (%d)\n", ret); return ret; } return 0; } #if 0 static int sitronix_ts_disable_int(struct sitronix_ts_data *ts, uint8_t value) { int ret = 0; uint8_t buffer[2]; sitronix_i2c_protocol_map *i2c_ptcl; printk("%s,line=%d\n", __FUNCTION__,__LINE__); DbgMsg("%s, value = %d\n", __FUNCTION__, value); i2c_ptcl = (ts->chip_id > 3)? &sitronix_i2c_ptcl_v2 : &sitronix_i2c_ptcl_v1; ret = sitronix_i2c_read_bytes(ts->client, i2c_ptcl->dis_coord_flag.offset, buffer, 1); if (ret < 0){ printk("read disable coord. flag error (%d)\n", ret); return ret; } buffer[1] = buffer[0] & ~(i2c_ptcl->dis_coord_flag.bmsk << i2c_ptcl->dis_coord_flag.shft); buffer[1] |= value; buffer[0] = i2c_ptcl->dis_coord_flag.offset; ret = sitronix_i2c_write_bytes(ts->client, buffer, 2); if (ret < 0){ printk("write disable coord. flag error (%d)\n", ret); return ret; } return 0; } #endif static int sitronix_ts_get_touch_info(struct sitronix_ts_data *ts) { int ret = 0; printk("%s,line=%d\n", __FUNCTION__,__LINE__); ret = sitronix_get_resolution(ts); if(ret < 0) return ret; ret = sitronix_ts_get_CHIP_ID(ts); if(ret < 0) return ret; ret = sitronix_get_fw_revision(ts); if(ret < 0) return ret; ret = sitronix_get_protocol_type(ts); if(ret < 0) return ret; ret = sitronix_get_max_touches(ts); if(ret < 0) return ret; if((ts->fw_revision[0] == 0) && (ts->fw_revision[1] == 0)){ if(ts->touch_protocol_type == SITRONIX_RESERVED_TYPE_0){ ts->touch_protocol_type = SITRONIX_B_TYPE; printk("i2c protocol (revised) = %d \n", ts->touch_protocol_type); } } if(ts->touch_protocol_type == SITRONIX_A_TYPE) ts->pixel_length = PIXEL_DATA_LENGTH_A; else if(ts->touch_protocol_type == SITRONIX_B_TYPE){ ts->pixel_length = PIXEL_DATA_LENGTH_B; ts->max_touches = 2; printk("max touches (revised) = %d \n", ts->max_touches); } #ifdef SITRONIX_MONITOR_THREAD ts->RawCRC_enabled = 0; if(ts->chip_id > 3){ ts->enable_monitor_thread = 1; ts->RawCRC_enabled = 1; }else if(ts->chip_id == 3){ ts->enable_monitor_thread = 1; //if(((ts->fw_revision[2] << 8) | ts->fw_revision[3]) >= (9 << 8 | 3)) if(((ts->fw_revision[2] << 8) | ts->fw_revision[3]) >= (6 << 8 | 3)) ts->RawCRC_enabled = 1; }else ts->enable_monitor_thread = 0; #endif // SITRONIX_MONITOR_THREAD return 0; } static int sitronix_ts_get_device_status(struct i2c_client *client, uint8_t *err_code, uint8_t *dev_status) { int ret = 0; uint8_t buffer[8]; printk("%s,line=%d\n",__FUNCTION__,__LINE__); DbgMsg("%s\n", __FUNCTION__); ret = sitronix_i2c_read_bytes(client, STATUS_REG, buffer, 8); if (ret < 0){ printk("read status reg error (%d)\n", ret); return ret; }else{ printk("status reg = %d \n", buffer[0]); } *err_code = (buffer[0] & 0xf0) >> 4; *dev_status = buffer[0] & 0xf; return 0; } #ifdef SITRONIX_IDENTIFY_ID static int sitronix_ts_Enhance_Function_control(struct sitronix_ts_data *ts, uint8_t *value) { int ret = 0; uint8_t buffer[1]; DbgMsg("%s\n", __FUNCTION__); ret = sitronix_i2c_read_bytes(ts->client, 0xF0, buffer, 1); if (ret < 0){ printk("read Enhance Functions status error (%d)\n", ret); return ret; }else{ DbgMsg("Enhance Functions status = %d \n", buffer[0]); } *value = buffer[0] & 0x4; return 0; } static int sitronix_ts_FW_Bank_Select(struct sitronix_ts_data *ts, uint8_t value) { int ret = 0; uint8_t buffer[2]; DbgMsg("%s\n", __FUNCTION__); ret = sitronix_i2c_read_bytes(ts->client, 0xF1, buffer, 1); if (ret < 0){ printk("read FW Bank Select status error (%d)\n", ret); return ret; }else{ DbgMsg("FW Bank Select status = %d \n", buffer[0]); } buffer[1] = ((buffer[0] & 0xfc) | value); buffer[0] = 0xF1; ret = sitronix_i2c_write_bytes(ts->client, buffer, 2); if (ret < 0){ printk("send FW Bank Select command error (%d)\n", ret); return ret; } return 0; } static int sitronix_get_id_info(struct sitronix_ts_data *ts, uint8_t *id_info) { int ret = 0; uint8_t buffer[4]; ret = sitronix_i2c_read_bytes(ts->client, 0x0C, buffer, 4); if (ret < 0){ printk("read id info error (%d)\n", ret); return ret; }else{ memcpy(id_info, buffer, 4); } return 0; } static int sitronix_ts_identify(struct sitronix_ts_data *ts) { int ret = 0; uint8_t id[4]; uint8_t Enhance_Function = 0; ret = sitronix_ts_FW_Bank_Select(ts, 1); if(ret < 0) return ret; ret = sitronix_ts_Enhance_Function_control(ts, &Enhance_Function); if(ret < 0) return ret; if(Enhance_Function == 0x4){ ret = sitronix_get_id_info(ts, &id[0]); if(ret < 0) return ret; printk("id (hex) = %x %x %x %x\n", id[0], id[1], id[2], id[3]); if((id[0] == 1)&&(id[1] == 2)&&(id[2] == 0xb)&&(id[3] == 1)){ return 0; }else{ printk("Error: It is not Sitronix IC\n"); return -1; } }else{ printk("Error: Can not get ID of Sitronix IC\n"); return -1; } } #endif // SITRONIX_IDENTIFY_ID #ifdef SITRONIX_MONITOR_THREAD static int sitronix_set_raw_data_type(struct sitronix_ts_data *ts) { int ret = 0; uint8_t buffer[2] = {0}; ret = sitronix_i2c_read_bytes(ts->client, DEVICE_CONTROL_REG, buffer, 1); if (ret < 0){ DbgMsg("read DEVICE_CONTROL_REG error (%d)\n", ret); return ret; }else{ DbgMsg("read DEVICE_CONTROL_REG status = %d \n", buffer[0]); } if(ts->sensing_mode == SENSING_BOTH_NOT){ buffer[1] = ((buffer[0] & 0xf3) | (0x01 << 2)); }else{ buffer[1] = (buffer[0] & 0xf3); } buffer[0] = DEVICE_CONTROL_REG; ret = sitronix_i2c_write_bytes(ts->client, buffer, 2); if (ret < 0){ DbgMsg("write DEVICE_CONTROL_REG error (%d)\n", ret); return ret; } return 0; } static int sitronix_ts_monitor_thread(void *data) { int ret = 0; uint8_t buffer[4] = { 0, 0, 0, 0 }; int result = 0; int once = 1; uint8_t raw_data_ofs = 0; DbgMsg("%s:\n", __FUNCTION__); printk("delay %d ms\n", sitronix_ts_delay_monitor_thread_start); msleep(sitronix_ts_delay_monitor_thread_start); while(!kthread_should_stop()){ DbgMsg("%s:\n", "Sitronix_ts_monitoring 2222"); if(atomic_read(&iMonitorThreadPostpone)){ atomic_set(&iMonitorThreadPostpone,0); }else{ if(once == 1){ ret = sitronix_set_raw_data_type(&sitronix_ts_gpts); if (ret < 0) goto exit_i2c_invalid; if((sitronix_ts_gpts.sensing_mode == SENSING_BOTH) || (sitronix_ts_gpts.sensing_mode == SENSING_X_ONLY)){ raw_data_ofs = 0x40; }else if(sitronix_ts_gpts.sensing_mode == SENSING_Y_ONLY){ raw_data_ofs = 0x40 + sitronix_ts_gpts.Num_X * 2; }else{ raw_data_ofs = 0x40; } once = 0; } if(raw_data_ofs != 0x40){ ret = sitronix_i2c_read_bytes(sitronix_ts_gpts.client, 0x40, buffer, 1); if (ret < 0){ DbgMsg("read raw data error (%d)\n", ret); result = 0; goto exit_i2c_invalid; } } ret = sitronix_i2c_read_bytes(sitronix_ts_gpts.client, raw_data_ofs, buffer, 4); if (ret < 0){ DbgMsg("read raw data error (%d)\n", ret); result = 0; goto exit_i2c_invalid; }else{ DbgMsg("%dD data h%x-%x = 0x%02x, 0x%02x, 0x%02x, 0x%02x\n", (sitronix_ts_gpts.sensing_mode == SENSING_BOTH_NOT ? 2:1), raw_data_ofs, raw_data_ofs + 3, buffer[0], buffer[1], buffer[2], buffer[3]); //printk("%dD data h%x-%x = 0x%02x, 0x%02x, 0x%02x, 0x%02x\n", (sitronix_ts_gpts.sensing_mode == SENSING_BOTH_NOT ? 2:1), raw_data_ofs, raw_data_ofs + 3, buffer[0], buffer[1], buffer[2], buffer[3]); result = 1; if ((PreCheckData[0] == buffer[0]) && (PreCheckData[1] == buffer[1]) && (PreCheckData[2] == buffer[2]) && (PreCheckData[3] == buffer[3])) StatusCheckCount ++; else StatusCheckCount =0; PreCheckData[0] = buffer[0]; PreCheckData[1] = buffer[1]; PreCheckData[2] = buffer[2]; PreCheckData[3] = buffer[3]; if (3 <= StatusCheckCount){ DbgMsg("IC Status doesn't update! \n"); result = -1; StatusCheckCount = 0; } } if (-1 == result){ printk("Chip abnormal, reset it!\n"); sitronix_ts_reset_ic(); i2cErrorCount = 0; StatusCheckCount = 0; if(sitronix_ts_gpts.RawCRC_enabled == 0){ ret = sitronix_set_raw_data_type(&sitronix_ts_gpts); if (ret < 0) goto exit_i2c_invalid; } } exit_i2c_invalid: if(0 == result){ i2cErrorCount ++; if ((2 <= i2cErrorCount)){ printk("I2C abnormal, reset it!\n"); sitronix_ts_reset_ic(); if(sitronix_ts_gpts.RawCRC_enabled == 0) sitronix_set_raw_data_type(&sitronix_ts_gpts); i2cErrorCount = 0; StatusCheckCount = 0; } }else i2cErrorCount = 0; } msleep(gMonitorThreadSleepInterval); } DbgMsg("%s exit\n", __FUNCTION__); return 0; } static int sitronix_ts_monitor_thread_v2(void *data) { int ret = 0; uint8_t buffer[1] = {0}; int result = 0; DbgMsg("%s:\n", __FUNCTION__); printk("delay %d ms\n", sitronix_ts_delay_monitor_thread_start); msleep(sitronix_ts_delay_monitor_thread_start); while(!kthread_should_stop()){ DbgMsg("%s:\n", "Sitronix_ts_monitoring"); if(atomic_read(&iMonitorThreadPostpone)){ atomic_set(&iMonitorThreadPostpone,0); }else{ ret = sitronix_i2c_read_bytes(sitronix_ts_gpts.client, 0xA, buffer, 1); if (ret < 0){ DbgMsg("read Raw CRC error (%d)\n", ret); result = 0; goto exit_i2c_invalid; }else{ DbgMsg("Raw CRC = 0x%02x\n", buffer[0]); //printk("Raw CRC = 0x%02x\n", buffer[0]); result = 1; if (PreCheckData[0] == buffer[0]) StatusCheckCount ++; else StatusCheckCount =0; PreCheckData[0] = buffer[0]; if (3 <= StatusCheckCount){ DbgMsg("IC Status doesn't update! \n"); result = -1; StatusCheckCount = 0; } } if (-1 == result){ printk("Chip abnormal, reset it!\n"); sitronix_ts_reset_ic(); i2cErrorCount = 0; StatusCheckCount = 0; } exit_i2c_invalid: if(0 == result){ i2cErrorCount ++; if ((2 <= i2cErrorCount)){ printk("I2C abnormal, reset it!\n"); sitronix_ts_reset_ic(); i2cErrorCount = 0; StatusCheckCount = 0; } }else i2cErrorCount = 0; } msleep(gMonitorThreadSleepInterval); } DbgMsg("%s exit\n", __FUNCTION__); return 0; } #endif // SITRONIX_MONITOR_THREAD static inline void sitronix_ts_pen_down(struct input_dev *input_dev, int id, u16 x, u16 y) { //printk("%s,line=%d\n", __FUNCTION__,__LINE__); #ifdef SITRONIX_SUPPORT_MT_SLOT input_mt_slot(input_dev, id); input_mt_report_slot_state(input_dev, MT_TOOL_FINGER, true); #ifndef SITRONIX_SWAP_XY input_report_abs(input_dev, ABS_MT_POSITION_X, x); input_report_abs(input_dev, ABS_MT_POSITION_Y, y); #else input_report_abs(input_dev, ABS_MT_POSITION_X, y); input_report_abs(input_dev, ABS_MT_POSITION_Y, x); #endif // SITRONIX_SWAP_XY #else input_report_abs(input_dev, ABS_MT_TRACKING_ID, id); #ifndef SITRONIX_SWAP_XY input_report_abs(input_dev, ABS_MT_POSITION_X, x); input_report_abs(input_dev, ABS_MT_POSITION_Y, y); #else input_report_abs(input_dev, ABS_MT_POSITION_X, y); input_report_abs(input_dev, ABS_MT_POSITION_Y, x); #endif // SITRONIX_SWAP_XY input_report_abs(input_dev, ABS_MT_TOUCH_MAJOR, 10); input_report_abs(input_dev, ABS_MT_WIDTH_MAJOR, 10); #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33) input_report_abs(input_dev, ABS_MT_PRESSURE, 10); #endif // LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33) input_mt_sync(input_dev); #endif // SITRONIX_SUPPORT_MT_SLOT DbgMsg("[%d](%d, %d)+\n", id, x, y); } static inline void sitronix_ts_pen_up(struct input_dev *input_dev, int id) { //printk("%s,line=%d\n", __FUNCTION__,__LINE__); #ifdef SITRONIX_SUPPORT_MT_SLOT input_mt_slot(input_dev, id); input_mt_report_slot_state(input_dev, MT_TOOL_FINGER, false); #else // for android 2.1 input_report_abs(input_dev, ABS_MT_TRACKING_ID, id); input_report_abs(input_dev, ABS_MT_TOUCH_MAJOR, 0); input_report_abs(input_dev, ABS_MT_WIDTH_MAJOR, 0); #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33) input_report_abs(input_dev, ABS_MT_PRESSURE, 0); #endif // LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33) #endif // SITRONIX_SUPPORT_MT_SLOT DbgMsg("[%d]-\n", id); } static inline void sitronix_ts_handle_sensor_key(struct input_dev *input_dev, struct sitronix_sensor_key_t *key_array, char *pre_key_status, char cur_key_status, int key_count) { int i = 0; for(i = 0; i < key_count; i++){ if(cur_key_status & (1 << i)){ DbgMsg("sensor key[%d] down\n", i); //printk("kkk down now key %d \n",cur_key_status); input_report_key(input_dev, key_array[i].code, 1); input_sync(input_dev); }else{ if(*pre_key_status & (1 << i)){ //printk("kkk up now key %d \n",cur_key_status); DbgMsg("sensor key[%d] up\n", i); input_report_key(input_dev, key_array[i].code, 0); input_sync(input_dev); } } } *pre_key_status = cur_key_status; } #ifdef SITRONIX_AA_KEY static inline void sitronix_ts_handle_aa_key(struct input_dev *input_dev, struct sitronix_AA_key *key_array, char *pre_key_status, char cur_key_status, int key_count) { int i = 0; for(i = 0; i < key_count; i++){ if(cur_key_status & (1 << i)){ DbgMsg("aa key[%d] down\n", i); input_report_key(input_dev, key_array[i].code, 1); input_sync(input_dev); }else{ if(*pre_key_status & (1 << i)){ DbgMsg("aa key[%d] up\n", i); input_report_key(input_dev, key_array[i].code, 0); input_sync(input_dev); } } } *pre_key_status = cur_key_status; } #endif // SITRONIX_AA_KEY #ifdef SITRONIX_GESTURE static void sitronix_gesture_func(struct input_dev *input_dev,int id) { if(id == G_PALM) { printk("Gesture for Palm to suspend \n"); input_report_key(input_dev,KEY_POWER,1);// KEY_LEFT, 1); input_sync(input_dev); input_report_key(input_dev, KEY_POWER, 0); input_sync(input_dev); } } #endif #ifdef SITRONIX_SMART_WAKE_UP static int swk_flag = 0; static void sitronix_swk_set_swk_enable(struct sitronix_ts_data *ts) { int ret = 0; unsigned char buffer[2] = {0}; ret = sitronix_i2c_read_bytes(ts->client, MISC_CONTROL, buffer, 1); if(ret == 0) { buffer[1] = buffer[0] | 0x80; buffer[0] = MISC_CONTROL; sitronix_i2c_write_bytes(ts->client, buffer, 2); msleep(500); } } static void sitronix_swk_func(struct input_dev *input_dev, int id) { if(id == DOUBLE_CLICK || id == SINGLE_CLICK) { if(swk_flag == 1) { //do wake up here printk("Smark Wake Up by Double click! \n"); input_report_key(input_dev, KEY_POWER, 1); input_sync(input_dev); input_report_key(input_dev, KEY_POWER, 0); input_sync(input_dev); swk_flag = 0; } } else if(id == TOP_TO_DOWN_SLIDE) { printk("Smark Wake Up by TOP_TO_DOWN_SLIDE \n"); //do wake up here } else if(id == DOWN_TO_UP_SLIDE) { printk("Smark Wake Up by DOWN_TO_UP_SLIDE \n"); //do wake up here } else if(id == LEFT_TO_RIGHT_SLIDE) { printk("Smark Wake Up by LEFT_TO_RIGHT_SLIDE \n"); //do wake up here } else if(id == RIGHT_TO_LEFT_SLIDE) { printk("Smark Wake Up by RIGHT_TO_LEFT_SLIDE \n"); //do wake up here } } #endif //SITRONIX_SMART_WAKE_UP static void sitronix_ts_work_func(struct work_struct *work) { int i; #ifdef SITRONIX_AA_KEY int j; char aa_key_status = 0; #endif // SITRONIX_AA_KEY int ret; #ifndef SITRONIX_INT_POLLING_MODE struct sitronix_ts_data *ts = container_of(work, struct sitronix_ts_data, work); #else struct sitronix_ts_data *ts = container_of(to_delayed_work(work), struct sitronix_ts_data, work); #endif // SITRONIX_INT_POLLING_MODE u16 x, y; uint8_t buffer[1+ SITRONIX_MAX_SUPPORTED_POINT * PIXEL_DATA_LENGTH_A] = {0}; uint8_t PixelCount = 0; DbgMsg("%s\n", __FUNCTION__); //printk("%s,line=%d\n,use_irq=%d,irq_num=%d,",__FUNCTION__,__LINE__,ts->use_irq,ts->client->irq); atomic_set(&sitronix_ts_in_int, 1); #ifdef SITRONIX_GESTURE if(!ts->suspend_state) { ret = sitronix_i2c_read_bytes(ts->client, FINGERS, buffer, 1); printk("SITRONIX_GESTURE ret:%d ,value:0x%X\n",ret,buffer[0]); buffer[0] &= 0xF; if((ret == 0 && buffer[0] == G_PALM)) { sitronix_gesture_func(ts->keyevent_input,buffer[0]); goto exit_invalid_data; } } #endif #ifdef SITRONIX_SMART_WAKE_UP if(ts->suspend_state){ //2.9.15 petitk add ret = sitronix_i2c_read_bytes(ts->client, SMART_WAKE_UP_REG, buffer, 1); if(ret ==0 && buffer[0] !=SWK_NO) { sitronix_swk_func(ts->keyevent_input, buffer[0]); goto exit_invalid_data; } } #endif //SITRONIX_SMART_WAKE_UP ret = sitronix_i2c_read_bytes(ts->client, KEYS_REG, buffer, 1 + ts->max_touches * ts->pixel_length); if (ret < 0) { printk("read finger error (%d)\n", ret); i2cErrorCount++; goto exit_invalid_data; } for(i = 0; i < ts->max_touches; i++){ if(buffer[1 + i * ts->pixel_length + XY_COORD_H] & 0x80){ x = (u16)(buffer[1 + i * ts->pixel_length + XY_COORD_H] & 0x70) << 4 | buffer[1 + i * ts->pixel_length + X_COORD_L]; y = (u16)(buffer[1 + i * ts->pixel_length + XY_COORD_H] & 0x07) << 8 | buffer[1 + i * ts->pixel_length + Y_COORD_L]; //printk("%s:line=%d,x=%d,y=%d\n",__FUNCTION__,__LINE__,x,y); #ifndef SITRONIX_AA_KEY PixelCount++; //if (SpToAp_CheckState() == SP_STATE_IN_GETPIN) // SpToAp_InsertTpPixel(TP_PIXEL_TYPE_DOWN, i, x, y); //else sitronix_ts_pen_down(ts->input_dev, i, x, y); #else #ifdef SITRONIX_KEY_BOUNDARY_MANUAL_SPECIFY if(y < SITRONIX_TOUCH_RESOLUTION_Y){ #else if(y < (ts->resolution_y - ts->resolution_y / SCALE_KEY_HIGH_Y)){ #endif // SITRONIX_KEY_BOUNDARY_MANUAL_SPECIFY PixelCount++; sitronix_ts_pen_down(ts->input_dev, i, x, y); //DbgMsg("AREA_DISPLAY\n"); }else{ for(j = 0; j < (sizeof(sitronix_aa_key_array)/sizeof(struct sitronix_AA_key)); j++){ if((x >= sitronix_aa_key_array[j].x_low) && (x <= sitronix_aa_key_array[j].x_high) && (y >= sitronix_aa_key_array[j].y_low) && (y <= sitronix_aa_key_array[j].y_high)){ aa_key_status |= (1 << j); //DbgMsg("AREA_KEY [%d]\n", j); break; } } } #endif // SITRONIX_AA_KEY }else{ //sitronix_ts_pen_up(ts->input_dev, i); } } if(PixelCount == 0) { // if (SpToAp_CheckState() == SP_STATE_IN_GETPIN) // SpToAp_InsertTpPixel(TP_PIXEL_TYPE_UP,0, 0, 0); // else sitronix_ts_pen_up(ts->input_dev, 0); } input_report_key(ts->input_dev, BTN_TOUCH, PixelCount > 0); input_sync(ts->input_dev); sitronix_ts_handle_sensor_key(ts->keyevent_input, sitronix_sensor_key_array, &sitronix_sensor_key_status, buffer[0], (sizeof(sitronix_sensor_key_array)/sizeof(struct sitronix_sensor_key_t))); #ifdef SITRONIX_AA_KEY sitronix_ts_handle_aa_key(ts->keyevent_input, sitronix_aa_key_array, &sitronix_aa_key_status, aa_key_status, (sizeof(sitronix_aa_key_array)/sizeof(struct sitronix_AA_key))); #endif // SITRONIX_AA_KEY exit_invalid_data: #ifdef SITRONIX_INT_POLLING_MODE if(PixelCount > 0){ #ifdef SITRONIX_MONITOR_THREAD if(ts->enable_monitor_thread == 1){ atomic_set(&iMonitorThreadPostpone,1); } #endif // SITRONIX_MONITOR_THREAD schedule_delayed_work(&ts->work, msecs_to_jiffies(INT_POLLING_MODE_INTERVAL)); }else{ #ifdef CONFIG_HARDIRQS_SW_RESEND printk("Please not set HARDIRQS_SW_RESEND to prevent kernel from sending SW IRQ\n"); #endif // CONFIG_HARDIRQS_SW_RESEND if (ts->use_irq){ atomic_set(&sitronix_ts_irq_on, 1); enable_irq(ts->client->irq); } } #endif // SITRONIX_INT_POLLING_MODE #if defined(SITRONIX_LEVEL_TRIGGERED) if (ts->use_irq){ atomic_set(&sitronix_ts_irq_on, 1); enable_irq(ts->client->irq); } #endif // defined(SITRONIX_LEVEL_TRIGGERED) if ((2 <= i2cErrorCount)){ printk("I2C abnormal in work_func(), reset it!\n"); sitronix_ts_reset_ic(); i2cErrorCount = 0; #ifdef SITRONIX_MONITOR_THREAD if(ts->enable_monitor_thread == 1){ StatusCheckCount = 0; if(ts->RawCRC_enabled == 0) sitronix_set_raw_data_type(&sitronix_ts_gpts); } #endif // SITRONIX_MONITOR_THREAD } atomic_set(&sitronix_ts_in_int, 0); } static irqreturn_t sitronix_ts_irq_handler(int irq, void *dev_id) { struct sitronix_ts_data *ts = dev_id; printk("%s,line=%d\n",__FUNCTION__,__LINE__); DbgMsg("%s\n", __FUNCTION__); atomic_set(&sitronix_ts_in_int, 1); #if defined(SITRONIX_LEVEL_TRIGGERED) || defined(SITRONIX_INT_POLLING_MODE) atomic_set(&sitronix_ts_irq_on, 0); disable_irq_nosync(ts->client->irq); #endif // defined(SITRONIX_LEVEL_TRIGGERED) || defined(SITRONIX_INT_POLLING_MODE) #ifdef SITRONIX_MONITOR_THREAD if(ts->enable_monitor_thread == 1){ atomic_set(&iMonitorThreadPostpone,1); } #endif // SITRONIX_MONITOR_THREAD #ifndef SITRONIX_INT_POLLING_MODE schedule_work(&ts->work); #else schedule_delayed_work(&ts->work, msecs_to_jiffies(0)); #endif // SITRONIX_INT_POLLING_MODE return IRQ_HANDLED; } #ifdef SITRONIX_SYSFS static ssize_t sitronix_ts_reprobe_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { printk("sitronix_ts_reprobe_store!!!!!\n"); sitronix_ts_sysfs_using = true; sitronix_ts_reprobe(); sitronix_ts_sysfs_using = false; return count; } static DEVICE_ATTR(reprobe, 0220, NULL, sitronix_ts_reprobe_store); static struct attribute *sitronix_ts_attrs_v0[] = { &dev_attr_reprobe.attr, NULL, }; static struct attribute_group sitronix_ts_attr_group_v0 = { .name = "sitronix_ts_attrs", .attrs = sitronix_ts_attrs_v0, }; static int sitronix_ts_create_sysfs_entry(struct i2c_client *client) { int err; err = sysfs_create_group(&(client->dev.kobj), &sitronix_ts_attr_group_v0); if (err) { dev_warn(&client->dev, "%s(%u): sysfs_create_group() failed!\n", __FUNCTION__, __LINE__); } return err; } static void sitronix_ts_destroy_sysfs_entry(struct i2c_client *client) { sysfs_remove_group(&(client->dev.kobj), &sitronix_ts_attr_group_v0); return; } #endif // SITRONIX_SYSFS /******************************************************* Function: Disable IRQ Function. Input: data: i2c client private struct. Output: None. *******************************************************/ void sitronix_irq_disable(struct sitronix_ts_data *data) { unsigned long irqflags; int ret; DbgMsg("%s ---start!---\n", __func__); spin_lock_irqsave(&data->irq_lock, irqflags); if (!data->irq_is_disable) { data->irq_is_disable = 1; //ret = input_set_int_enable(&(config_info.input_type), 0); if (ret < 0) ErrorMsg("%s irq disable failed\n", __func__); } spin_unlock_irqrestore(&data->irq_lock, irqflags); } /******************************************************* Function: Disable IRQ Function. Input: data: i2c client private struct. Output: None. *******************************************************/ void sitronix_irq_enable(struct sitronix_ts_data *data) { unsigned long irqflags = 0; int ret; DbgMsg("%s ---start!---\n", __func__); spin_lock_irqsave(&data->irq_lock, irqflags); if (data->irq_is_disable) { data->irq_is_disable = 0; //ret = input_set_int_enable(&(config_info.input_type), 1); if (ret < 0) ErrorMsg("%s irq enable failed\n", __func__); } spin_unlock_irqrestore(&data->irq_lock, irqflags); } #if (CTP_AP_SP_SYNC_WAY != CTP_AP_SP_SYNC_NONE) int sitronix_touch_reinit(void) { if(gSitronixPtr == NULL) return -1; printk("%s\n",__func__); sitronix_irq_enable(gSitronixPtr); return 0; } int sitronix_touch_uninit(void) { if(gSitronixPtr == NULL) return -1; printk("%s\n",__func__); sitronix_irq_disable(gSitronixPtr); while(cancel_work_sync(&gSitronixPtr->work)); //flush_workqueue(sitronix_wq); return 0; } #endif #if (CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_GPIO) #define CTP_SYNC_IO_OUT 1 #define CTP_SYNC_IO_IN 0 #if 0 static int ap_sp_sync_gpio(struct gpio_config gpio, int direction, int value) { //int status = 0; int ret = 0; if(0 != gpio_request(gpio.gpio, "ctp_sync_io")) { ErrorMsg("ap_sp_sync_gpio gpio_request is failed\n"); return -1; } if(CTP_SYNC_IO_OUT == direction) { if (0 != gpio_direction_output(gpio.gpio, value)) { ErrorMsg(KERN_ERR "ap_sp_sync_gpio gpio set err!"); return -1; } } else if(CTP_SYNC_IO_IN == direction) { if (0 != gpio_direction_input(gpio.gpio)) { ErrorMsg(KERN_ERR "ap_sp_sync_gpio gpio set err!"); return -1; } ret = __gpio_get_value(gpio.gpio); } gpio_free(gpio.gpio); return ret; } #endif static void sitronix_io_sync_work_func(struct work_struct *work) { int pin_val = 0xff; unsigned long irqflags; printk("%s:line=%d,",__FUNCTION__,__LINE__); // pin_val = ap_sp_sync_gpio(sitronix_sync_io,CTP_SYNC_IO_IN,0); //printk("P:%d\n",pin_val); if(0 == pin_val) { spin_lock_irqsave(&ctp_sync_lock,irqflags); ctp_sync_pulse_count++; if(1 == ctp_sync_io_last_status) { ctp_sync_io_last_status = 0; } spin_unlock_irqrestore(&ctp_sync_lock,irqflags); } else if(1 == pin_val) { if(!ctp_sync_io_last_status) { printk("C:%d\n",ctp_sync_pulse_count); if((ctp_sync_pulse_count > 1) && (ctp_sync_pulse_count < 4)) //tp switch to sp siginal { printk("U\n"); sitronix_touch_uninit();//\B4˺\AF\CA\FD\BB\E1\D7\E8\C8\FB\D0\E8Ҫ\D4ٿ\AAһ\B8\F6\B9\A4\D7\F7\B6\D3\C1\D0? } else if((ctp_sync_pulse_count > 3) && (ctp_sync_pulse_count < 6)) //tp switch to ap siginal { printk("R\n"); sitronix_touch_reinit(); } } spin_lock_irqsave(&ctp_sync_lock,irqflags); ctp_sync_io_last_status = 1; ctp_sync_pulse_count = 0; spin_unlock_irqrestore(&ctp_sync_lock,irqflags); } } void ctp_sync_timer_func(unsigned long data) { printk("%s:line=%d,",__FUNCTION__,__LINE__); queue_work(sitronix_io_sync_workqueue, &gSitronixPtr->sitronix_io_sync_work); mod_timer(&ctp_sync_timer,jiffies+HZ/50); } #endif #define SITRONIX_COORDS_ARR_SIZE 4 #define MAX_BUTTONS 4 #define PROP_NAME_SIZE 24 static int sitronix_ts_get_dt_coords(struct device *dev, char *name, struct sitronix_i2c_touch_platform_data *pdata) { struct property *prop; struct device_node *np = dev->of_node; int rc; u32 coords[SITRONIX_COORDS_ARR_SIZE]; printk("%s,%d\n",__FUNCTION__,__LINE__); prop = of_find_property(np, name, NULL); if (!prop) return -EINVAL; if (!prop->value) return -ENODATA; rc = of_property_read_u32_array(np, name, coords, SITRONIX_COORDS_ARR_SIZE); if (rc && (rc != -EINVAL)) { dev_err(dev, "Unable to read %s\n", name); return rc; } if (!strcmp(name, "sitronix,panel-coords")) { pdata->panel_minx = coords[0]; pdata->panel_miny = coords[1]; pdata->panel_maxx = coords[2]; pdata->panel_maxy = coords[3]; printk("%s:panel-coords,minx=%d,miny=%d,maxx=%d,maxy=%d\n",__FUNCTION__,\ pdata->panel_minx,pdata->panel_miny,pdata->panel_maxx,pdata->panel_maxy); } else if (!strcmp(name, "sitronix,display-coords")) { pdata->x_min = coords[0]; pdata->y_min = coords[1]; pdata->x_max = coords[2]; pdata->y_max = coords[3]; printk("%s:display-coords,minx=%d,miny=%d,maxx=%d,maxy=%d\n",__FUNCTION__,\ pdata->panel_minx,pdata->panel_miny,pdata->panel_maxx,pdata->panel_maxy); } else { dev_err(dev, "unsupported property %s\n", name); return -EINVAL; } return 0; } #if 1 static int sitronix_parse_dt(struct device *dev, struct sitronix_i2c_touch_platform_data *pdata) { int rc; struct device_node *np = dev->of_node; struct property *prop; u32 temp_val, num_buttons; u32 button_map[MAX_BUTTONS]; //char prop_name[PROP_NAME_SIZE]; //int i, read_cfg_num; printk("%s,%d\n",__FUNCTION__,__LINE__); pdata->name = "sitronix"; rc = sitronix_ts_get_dt_coords(dev, "sitronix,panel-coords", pdata); if (rc && (rc != -EINVAL)) return rc; rc = sitronix_ts_get_dt_coords(dev, "sitronix,display-coords", pdata); if (rc) return rc; pdata->i2c_pull_up = of_property_read_bool(np, "sitronix,i2c-pull-up"); pdata->no_force_update = of_property_read_bool(np, "sitronix,no-force-update"); pdata->enable_power_off = of_property_read_bool(np, "sitronix,enable-power-off"); pdata->fw_vkey_support = of_property_read_bool(np, "sitronix,fw-vkey-support"); /* reset, irq gpio info */ pdata->reset_gpio = of_get_named_gpio_flags(np, "sitronix,reset-gpios", 0, &pdata->reset_gpio_flags); if (pdata->reset_gpio < 0) return pdata->reset_gpio; pdata->irq_gpio = of_get_named_gpio_flags(np, "sitronix,interrupt-gpios", 0, &pdata->irq_gpio_flags); printk("%s,pdata->irq_gpio=%d\n",__FUNCTION__,pdata->irq_gpio); if (pdata->irq_gpio < 0) return pdata->irq_gpio; rc = of_property_read_string(np, "sitronix,product-id", &pdata->product_id); if (rc && (rc != -EINVAL)) { dev_err(dev, "Failed to parse product_id."); return -EINVAL; } rc = of_property_read_u32(np, "sitronix,num_max_touches", &pdata->num_max_touches); if (rc && (rc != -EINVAL)) { dev_err(dev, "Failed to parse num_max_touches."); return -EINVAL; } rc = of_property_read_u32(np, "sitronix,soft_rst_dly", &pdata->soft_rst_dly); if (rc && (rc != -EINVAL)) { dev_err(dev, "Failed to parse soft reset delay."); return -EINVAL; } rc = of_property_read_string(np, "sitronix,fw_name", &pdata->fw_name); if (rc && (rc != -EINVAL)) { dev_err(dev, "Failed to parse firmware name.\n"); return -EINVAL; } prop = of_find_property(np, "sitronix,button-map", NULL); if (prop) { num_buttons = prop->length / sizeof(temp_val); if (num_buttons > MAX_BUTTONS) return -EINVAL; rc = of_property_read_u32_array(np, "sitronix,button-map", button_map, num_buttons); if (rc) { dev_err(dev, "Unable to read key codes\n"); return rc; } } #if 0 read_cfg_num = 0; for (i = 0; i < GOODIX_MAX_CFG_GROUP; i++) { snprintf(prop_name, sizeof(prop_name), "sitronix,cfg-data%d", i); prop = of_find_property(np, prop_name, &pdata->config_data_len[i]); if (!prop || !prop->value) { pdata->config_data_len[i] = 0; pdata->config_data[i] = NULL; continue; } pdata->config_data[i] = devm_kzalloc(dev, GTP_CONFIG_MAX_LENGTH + GTP_ADDR_LENGTH, GFP_KERNEL); if (!pdata->config_data[i]) { dev_err(dev, "Not enough memory for panel config data %d\n", i); return -ENOMEM; } pdata->config_data[i][0] = GTP_REG_CONFIG_DATA >> 8; pdata->config_data[i][1] = GTP_REG_CONFIG_DATA & 0xff; memcpy(&pdata->config_data[i][GTP_ADDR_LENGTH], prop->value, pdata->config_data_len[i]); read_cfg_num++; } dev_info(dev, "%d config data read from device tree.\n", read_cfg_num); #endif return 0; } #endif #if 0//power static int sitronix_power_on(struct goodix_ts_data *ts) { if (ts->power_on) { dev_info(&ts->client->dev, "Device already power on\n"); return 0; } ts->power_on = true; //[DEBUG] Modify TCT-NB Tianhongwei 05/05/2014 power off ic when sleepin if the gesture is disabled return 0; } static int goodix_power_off(struct goodix_ts_data *ts) { if (!ts->power_on) { dev_info(&ts->client->dev, "Device already power off\n"); return 0; } ts->power_on = false; return 0; } static int sitronix_power_init(struct goodix_ts_data *ts) { #if 0 ts->vdd = regulator_get(&ts->client->dev, "vdd"); if (IS_ERR(ts->vdd)) { ret = PTR_ERR(ts->vdd); dev_info(&ts->client->dev, "Regulator get failed vdd ret=%d\n", ret); } ts->vcc_i2c = regulator_get(&ts->client->dev, "vcc_i2c");/*[BUGFIX]-MOD by TCTNB.XQJ,09/18/2013,FR-514195,GT915 tp MIATA development,i2c,only for compil*/ if (IS_ERR(ts->vcc_i2c)) { ret = PTR_ERR(ts->vcc_i2c); dev_info(&ts->client->dev, "Regulator get failed vcc_i2c ret=%d\n", ret); } #endif return 0; } static int sitronix_power_deinit(struct goodix_ts_data *ts) { regulator_put(ts->vdd); regulator_put(ts->vcc_i2c); return 0; } #endif #if 0 static int sit_pinctrl_init(struct rst_pin_ctrl *akm) { struct i2c_client *client = akm->client;; printk("##gavin %s,line=%d\n",__FUNCTION__,__LINE__); akm->pinctrl = devm_pinctrl_get(&client->dev); if (IS_ERR_OR_NULL(akm->pinctrl)) { dev_err(&client->dev, "Failed to get pinctrl\n"); return PTR_ERR(akm->pinctrl); } //pmx_ts_active","pmx_ts_suspend","pmx_ts_release"; akm->rst_pin_ts_active = pinctrl_lookup_state(akm->pinctrl, "pmx_ts_active"); if (IS_ERR_OR_NULL(akm->rst_pin_ts_active)) { dev_err(&client->dev, "Failed to look up rst_pin_ts_active state\n"); return PTR_ERR(akm->rst_pin_ts_active); } akm->rst_pin_ts_suspend = pinctrl_lookup_state(akm->pinctrl, "pmx_ts_suspend"); if (IS_ERR_OR_NULL(akm->rst_pin_ts_suspend)) { dev_err(&client->dev, "Failed to look up rst_pin_ts_suspend state\n"); return PTR_ERR(akm->rst_pin_ts_suspend); } akm->rst_pin_ts_release = pinctrl_lookup_state(akm->pinctrl, "pmx_ts_release"); if (IS_ERR_OR_NULL(akm->rst_pin_ts_release)) { dev_err(&client->dev, "Failed to look up rst_pin_ts_release state\n"); return PTR_ERR(akm->rst_pin_ts_release); } return 0; } #endif static int sitronix_ts_probe(struct i2c_client *client, const struct i2c_device_id *id) { int i; int ret = 0; uint16_t max_x = 0, max_y = 0; uint8_t err_code = 0; uint8_t dev_status = 0; uint8_t rc; struct sitronix_i2c_touch_platform_data *pdata; //struct sitronix_ts_data *sitronix_ts_gpts; printk("%s,%d\n",__FUNCTION__,__LINE__); if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { ret = -ENODEV; goto err_check_functionality_failed; } pdata = devm_kzalloc(&client->dev, sizeof(struct sitronix_i2c_touch_platform_data), GFP_KERNEL); if (!pdata) { dev_err(&client->dev,"GTP Failed to allocate memory for pdata\n"); return -ENOMEM; } ret = sitronix_parse_dt(&client->dev, pdata); if (ret) return ret; sitronix_ts_gpts.irq_gpio = pdata->irq_gpio; sitronix_ts_gpts.reset_gpio = pdata->reset_gpio; #if 0//for touchscreen reset sitronix_ts_reset_ic(); #else printk("%s,line=%d,pdata->reset_gpio =%d\n", __FUNCTION__,__LINE__,pdata->reset_gpio); rc = gpio_request(pdata->reset_gpio, "reset_gpio"); //if (rc) //ret rc; gpio_direction_output(sitronix_ts_gpts.reset_gpio, 0); msleep(3); gpio_direction_output(sitronix_ts_gpts.reset_gpio, 1); msleep(150); #if 0//for reset pin test for(i = 0;i<10;i++) { gpio_direction_output(sitronix_ts_gpts.reset_gpio, 0); usleep(3); gpio_direction_output(sitronix_ts_gpts.reset_gpio, 1); usleep(3); } #endif //rc = gpio_request(pdata->reset_gpio, "reset_gpio"); //if (rc) //ret rc; //gpio_direction_output(pdata->reset_gpio, 0); //msleep(3); //gpio_direction_output(pdata->reset_gpio, 1); //msleep(150); #endif sitronix_ts_gpts.client = client; #ifdef ST_UPGRADE_FIRMWARE #ifdef ST_FIREWARE_FILE kthread_run(st_upgrade_fw, "Sitronix", "sitronix_update"); #else st_upgrade_fw(); #endif //ST_FIREWARE_FILE #endif //ST_UPGRADE_FIRMWARE if(((ret = sitronix_ts_get_device_status(client, &err_code, &dev_status)) < 0) || (dev_status == 0x6) || ((err_code == 0x8)&&(dev_status == 0x0))){ if((dev_status == 0x6) || ((err_code == 0x8)&&(dev_status == 0x0))){ sitronix_ts_gpts.client = client; } ret = -EPERM; goto err_device_info_error; } sitronix_ts_gpts.client = client; sitronix_ts_gpts.suspend_state = 0; i2c_set_clientdata(client, &sitronix_ts_gpts); if((ret = sitronix_ts_get_touch_info(&sitronix_ts_gpts)) < 0) goto err_device_info_error; #if 0//for touchscreen irq printk("%s:pdata->irq_gpio=%d\n",__FUNCTION__,pdata->irq_gpio); client->irq=pdata->irq_gpio; printk("gpio num:%d, irq num:%d\n",CTP_IRQ_NUMBER,client->irq); #else #if 0 ret = gpio_request(pdata->irq_gpio, "GTP_INT_IRQ"); if (ret < 0) { GTP_ERROR("Failed to request GPIO:%d, ERRNO:%d", (s32) pdata->irq_gpio, ret); ret = -ENODEV; } else { printk("%s:pdata->irq_gpio=%d\n",__FUNCTION__,pdata->irq_gpio); ret = gpio_direction_input(pdata->irq_gpio); if (ret < 0) gpio_free(pdata->irq_gpio); client->irq = gpio_to_irq(pdata->irq_gpio); } printk("gpio num:%d, irq num:%d\n",CTP_IRQ_NUMBER,client->irq); #else ret = gpio_request(sitronix_ts_gpts.irq_gpio, "GTP_INT_IRQ"); if (ret < 0) { GTP_ERROR("Failed to request GPIO:%d, ERRNO:%d", (s32) sitronix_ts_gpts.irq_gpio, ret); ret = -ENODEV; } else { printk("%s:sitronix_ts_gpts.irq_gpio =%d\n",__FUNCTION__,sitronix_ts_gpts.irq_gpio); ret = gpio_direction_input(sitronix_ts_gpts.irq_gpio); if (ret < 0) gpio_free(sitronix_ts_gpts.irq_gpio); sitronix_ts_gpts.client->irq = gpio_to_irq(sitronix_ts_gpts.irq_gpio); } printk("gpio num:%d, irq num:%d\n",CTP_IRQ_NUMBER,sitronix_ts_gpts.client->irq); #endif //client->irq = gpio_to_irq(CTP_IRQ_NUMBER); //DbgMsg("gpio num:%d, irq num:%d\n",CTP_IRQ_NUMBER,client->irq); #endif #ifdef SITRONIX_IDENTIFY_ID if((ret = sitronix_ts_identify(&sitronix_ts_gpts)) < 0) goto err_device_info_error; #endif // SITRONIX_IDENTIFY_ID #ifndef SITRONIX_INT_POLLING_MODE INIT_WORK(&(sitronix_ts_gpts.work), sitronix_ts_work_func); #else INIT_DELAYED_WORK(&(sitronix_ts_gpts.work), sitronix_ts_work_func); #endif // SITRONIX_INT_POLLING_MODE #if(CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_GPIO) INIT_WORK(&sitronix_ts_gpts.sitronix_io_sync_work, sitronix_io_sync_work_func); #endif #if(CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_GPIO) sitronix_io_sync_workqueue= create_singlethread_workqueue("sitronix_io_sync_workqueue"); if (!sitronix_io_sync_workqueue) { ErrorMsg("Creat sitronix_io_sync_workqueue workqueue failed.\n"); goto err_device_info_error; } #endif #ifdef SITRONIX_MONITOR_THREAD if(sitronix_ts_gpts.enable_monitor_thread == 1){ //== Add thread to monitor chip atomic_set(&iMonitorThreadPostpone,1); sitronix_ts_gpts.sitronix_mt_fp = sitronix_ts_gpts.RawCRC_enabled? sitronix_ts_monitor_thread_v2 : sitronix_ts_monitor_thread; SitronixMonitorThread = kthread_run(sitronix_ts_gpts.sitronix_mt_fp,"Sitronix","Monitorthread"); if(IS_ERR(SitronixMonitorThread)) SitronixMonitorThread = NULL; } #endif // SITRONIX_MONITOR_THREAD sitronix_ts_gpts.input_dev = input_allocate_device(); if (sitronix_ts_gpts.input_dev == NULL){ printk("Can not allocate memory for input device."); ret = -ENOMEM; goto err_input_dev_alloc_failed; } sitronix_ts_gpts.input_dev->name = SITRONIX_I2C_TOUCH_MT_INPUT_DEV_NAME; sitronix_ts_gpts.input_dev->dev.parent = &client->dev; sitronix_ts_gpts.input_dev->id.bustype = BUS_I2C; set_bit(EV_KEY, sitronix_ts_gpts.input_dev->evbit); set_bit(BTN_TOUCH, sitronix_ts_gpts.input_dev->keybit); set_bit(EV_ABS, sitronix_ts_gpts.input_dev->evbit); #if 1 sitronix_ts_gpts.keyevent_input = input_allocate_device(); if (sitronix_ts_gpts.keyevent_input == NULL){ printk("Can not allocate memory for key input device."); ret = -ENOMEM; goto err_input_dev_alloc_failed; } sitronix_ts_gpts.keyevent_input->name = SITRONIX_I2C_TOUCH_KEY_INPUT_DEV_NAME; sitronix_ts_gpts.keyevent_input->dev.parent = &client->dev; set_bit(EV_KEY, sitronix_ts_gpts.keyevent_input->evbit); for(i = 0; i < (sizeof(sitronix_sensor_key_array)/sizeof(struct sitronix_sensor_key_t)); i++){ set_bit(sitronix_sensor_key_array[i].code, sitronix_ts_gpts.keyevent_input->keybit); } #endif #ifdef SITRONIX_SMART_WAKE_UP set_bit(KEY_POWER, sitronix_ts_gpts.keyevent_input->keybit); #endif //SITRONIX_SMART_WAKE_UP #ifndef SITRONIX_AA_KEY max_x = sitronix_ts_gpts.resolution_x; max_y = sitronix_ts_gpts.resolution_y; #else #ifdef SITRONIX_KEY_BOUNDARY_MANUAL_SPECIFY for(i = 0; i < (sizeof(sitronix_aa_key_array)/sizeof(struct sitronix_AA_key)); i++){ set_bit(sitronix_aa_key_array[i].code, sitronix_ts_gpts.keyevent_input->keybit); } max_x = SITRONIX_TOUCH_RESOLUTION_X; max_y = SITRONIX_TOUCH_RESOLUTION_Y; #else for(i = 0; i < (sizeof(sitronix_aa_key_array)/sizeof(struct sitronix_AA_key)); i++){ sitronix_aa_key_array[i].x_low = ((sitronix_ts_gpts.resolution_x / (sizeof(sitronix_aa_key_array)/sizeof(struct sitronix_AA_key)) ) * i ) + 15; sitronix_aa_key_array[i].x_high = ((sitronix_ts_gpts.resolution_x / (sizeof(sitronix_aa_key_array)/sizeof(struct sitronix_AA_key)) ) * (i + 1)) - 15; sitronix_aa_key_array[i].y_low = sitronix_ts_gpts.resolution_y - sitronix_ts_gpts.resolution_y / SCALE_KEY_HIGH_Y; sitronix_aa_key_array[i].y_high = sitronix_ts_gpts.resolution_y; DbgMsg("key[%d] %d, %d, %d, %d\n", i, sitronix_aa_key_array[i].x_low, sitronix_aa_key_array[i].x_high, sitronix_aa_key_array[i].y_low, sitronix_aa_key_array[i].y_high); set_bit(sitronix_aa_key_array[i].code, sitronix_ts_gpts.keyevent_input->keybit); } max_x = sitronix_ts_gpts.resolution_x; max_y = sitronix_ts_gpts.resolution_y - sitronix_ts_gpts.resolution_y / SCALE_KEY_HIGH_Y; #endif // SITRONIX_KEY_BOUNDARY_MANUAL_SPECIFY #endif // SITRONIX_AA_KEY #if 0 ret = input_register_device(sitronix_ts_gpts.keyevent_input); if(ret < 0){ printk("Can not register key input device.\n"); goto err_input_register_device_failed; } #endif #ifdef SITRONIX_SUPPORT_MT_SLOT input_mt_init_slots(sitronix_ts_gpts.input_dev, sitronix_ts_gpts.max_touches); #else __set_bit(ABS_X, sitronix_ts_gpts.input_dev->absbit); __set_bit(ABS_Y, sitronix_ts_gpts.input_dev->absbit); __set_bit(ABS_MT_TOUCH_MAJOR, sitronix_ts_gpts.input_dev->absbit); __set_bit(ABS_MT_WIDTH_MAJOR, sitronix_ts_gpts.input_dev->absbit); __set_bit(ABS_MT_POSITION_X, sitronix_ts_gpts.input_dev->absbit); __set_bit(ABS_MT_POSITION_Y, sitronix_ts_gpts.input_dev->absbit); __set_bit(ABS_MT_TOOL_TYPE, sitronix_ts_gpts.input_dev->absbit); __set_bit(ABS_MT_BLOB_ID, sitronix_ts_gpts.input_dev->absbit); __set_bit(ABS_MT_TRACKING_ID, sitronix_ts_gpts.input_dev->absbit); input_set_abs_params(sitronix_ts_gpts.input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0); input_set_abs_params(sitronix_ts_gpts.input_dev, ABS_MT_WIDTH_MAJOR, 0, 255, 0, 0); input_set_abs_params(sitronix_ts_gpts.input_dev, ABS_MT_TRACKING_ID, 0, sitronix_ts_gpts.max_touches, 0, 0); input_set_abs_params(sitronix_ts_gpts.input_dev, ABS_PRESSURE, 0, 255, 0, 0); #endif // SITRONIX_SUPPORT_MT_SLOT printk("%s,line=%d\n", __FUNCTION__,__LINE__); #ifndef SITRONIX_SWAP_XY input_set_abs_params(sitronix_ts_gpts.input_dev, ABS_MT_POSITION_X, 0, max_x, 0, 0); input_set_abs_params(sitronix_ts_gpts.input_dev, ABS_MT_POSITION_Y, 0, max_y, 0, 0); #else input_set_abs_params(sitronix_ts_gpts.input_dev, ABS_MT_POSITION_X, 0, max_y, 0, 0); input_set_abs_params(sitronix_ts_gpts.input_dev, ABS_MT_POSITION_Y, 0, max_x, 0, 0); #endif // SITRONIX_SWAP_XY ret = input_register_device(sitronix_ts_gpts.input_dev); if(ret < 0){ printk("Can not register input device.\n"); goto err_input_register_device_failed; } if (sitronix_ts_gpts.client->irq){ dev_info(&client->dev, "irq = %d\n", sitronix_ts_gpts.client->irq); #ifdef SITRONIX_LEVEL_TRIGGERED //#define IRQF_TRIGGER_NONE 0x00000000 //#define IRQF_TRIGGER_RISING 0x00000001 //#define IRQF_TRIGGER_FALLING 0x00000002 //#define IRQF_TRIGGER_HIGH 0x00000004 //#define IRQF_TRIGGER_LOW 0x00000008 //ret = request_irq(client->irq, sitronix_ts_irq_handler, IRQF_TRIGGER_LOW | IRQF_DISABLED, client->name, &sitronix_ts_gpts); //ret = request_irq(sitronix_ts_gpts.client->irq, sitronix_ts_irq_handler, IRQF_TRIGGER_RISING |IRQF_TRIGGER_FALLING , SITRONIX_I2C_TOUCH_DRV_NAME, &sitronix_ts_gpts); //ret = request_irq(sitronix_ts_gpts.client->irq, sitronix_ts_irq_handler, IRQF_TRIGGER_RISING |IRQF_DISABLED , client->name, &sitronix_ts_gpts); ret = request_irq(sitronix_ts_gpts.client->irq, sitronix_ts_irq_handler, IRQF_TRIGGER_FALLING, client->name, &sitronix_ts_gpts); #else ret = request_irq(sitronix_ts_gpts.client->irq, sitronix_ts_irq_handler, IRQF_TRIGGER_FALLING ,SITRONIX_I2C_TOUCH_DRV_NAME, &sitronix_ts_gpts); //ret = request_irq(client->irq, sitronix_ts_irq_handler, IRQF_TRIGGER_FALLING | IRQF_DISABLED, client->name, &sitronix_ts_gpts); #endif // SITRONIX_LEVEL_TRIGGERED if (ret == 0){ atomic_set(&sitronix_ts_irq_on, 1); sitronix_ts_gpts.use_irq = 1; }else{ dev_err(&client->dev, "request_irq failed\n"); goto err_request_irq_failed; } } #ifdef SITRONIX_SYSFS if(!sitronix_ts_sysfs_created){ ret = sitronix_ts_create_sysfs_entry(client); if(ret < 0) goto err_create_sysfs_failed; sitronix_ts_sysfs_created = true; } #endif // SITRONIX_SYSFS printk("%s,line=%d\n", __FUNCTION__,__LINE__); #ifdef CONFIG_HAS_EARLYSUSPEND sitronix_ts_gpts.early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN + 1; sitronix_ts_gpts.early_suspend.suspend = sitronix_ts_early_suspend; sitronix_ts_gpts.early_suspend.resume = sitronix_ts_late_resume; register_early_suspend(&sitronix_ts_gpts.early_suspend); #endif // CONFIG_HAS_EARLYSUSPEND //20160624 for pinctrl #if 0 rst_pin = kzalloc(sizeof(struct rst_pin_ctrl), GFP_KERNEL); if (!rst_pin) { dev_err(&client->dev,"%s: memory allocation failed.", __func__); //err = -ENOMEM; //goto exit1; } rst_pin->client = client; if (!sit_pinctrl_init(rst_pin)) { printk("##gavin select active state for rst pin\n"); ret = pinctrl_select_state(rst_pin->pinctrl, rst_pin->rst_pin_ts_active); if (ret) { dev_err(&client->dev, "Can't select pinctrl state\n"); //goto exit2; } } #endif //#ifdef ST_UPGRADE_FIRMWARE //#ifdef ST_FIREWARE_FILE // kthread_run(st_upgrade_fw, "Sitronix", "sitronix_update"); //#else // st_upgrade_fw(); //#endif //ST_FIREWARE_FILE //#endif //ST_UPGRADE_FIRMWARE #ifdef ST_TEST_RAW st_drv_test_raw(); #endif //ST_TEST_RAW //add touch pannel prepare switch to sp interface #if (CTP_AP_SP_SYNC_WAY != CTP_AP_SP_SYNC_NONE) //sitronix_ts_gpts.sitronix_driver_ops.touch_device_name = CTP_NAME; //sitronix_ts_gpts.sitronix_driver_ops.touch_pannel_reinit = sitronix_touch_reinit; //sitronix_ts_gpts.sitronix_driver_ops.touch_pannel_uninit = sitronix_touch_uninit; //gSitronixPtr = &sitronix_ts_gpts; #endif #if(CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_APP) // touch_panel_driver_add(&gSitronixPtr->sitronix_driver_ops); #endif printk("%s,line=%d\n", __FUNCTION__,__LINE__); #if(CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_GPIO) //spin_lock_init(&ctp_sync_lock); //init_timer(&ctp_sync_timer); //ctp_sync_timer.expires = jiffies + HZ/50; //ctp_sync_timer.function = ctp_sync_timer_func; //add_timer(&ctp_sync_timer); //crash #endif return 0; err_create_sysfs_failed: err_request_irq_failed: #ifdef SITRONIX_SYSFS input_unregister_device(sitronix_ts_gpts.input_dev); input_unregister_device(sitronix_ts_gpts.keyevent_input); #endif // SITRONIX_SYSFS err_input_register_device_failed: err_input_dev_alloc_failed: #if(CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_GPIO) destroy_workqueue(sitronix_io_sync_workqueue); #endif if(sitronix_ts_gpts.input_dev) input_free_device(sitronix_ts_gpts.input_dev); if(sitronix_ts_gpts.keyevent_input) input_free_device(sitronix_ts_gpts.keyevent_input); #ifdef SITRONIX_MONITOR_THREAD if(sitronix_ts_gpts.enable_monitor_thread == 1){ if(SitronixMonitorThread){ kthread_stop(SitronixMonitorThread); SitronixMonitorThread = NULL; } } #endif // SITRONIX_MONITOR_THREAD err_device_info_error: err_check_functionality_failed: return ret; } static int sitronix_ts_remove(struct i2c_client *client) { struct sitronix_ts_data *ts = i2c_get_clientdata(client); #ifdef CONFIG_HAS_EARLYSUSPEND unregister_early_suspend(&ts->early_suspend); #endif // CONFIG_HAS_EARLYSUSPEND #ifdef SITRONIX_SYSFS if(!sitronix_ts_sysfs_using){ sitronix_ts_destroy_sysfs_entry(client); sitronix_ts_sysfs_created = false; } #endif // SITRONIX_SYSFS #ifdef SITRONIX_MONITOR_THREAD if(ts->enable_monitor_thread == 1){ if(SitronixMonitorThread){ kthread_stop(SitronixMonitorThread); SitronixMonitorThread = NULL; } } #endif // SITRONIX_MONITOR_THREAD i2c_set_clientdata(client, NULL); if (ts->use_irq) free_irq(client->irq, ts); if(ts->input_dev) input_unregister_device(ts->input_dev); if(ts->keyevent_input) input_unregister_device(ts->keyevent_input); return 0; } static int sitronix_ts_suspend(struct i2c_client *client) { int ret; struct sitronix_ts_data *ts = i2c_get_clientdata(client); DbgMsg("%s\n", __FUNCTION__); //2.9.15 petitk add #ifdef SITRONIX_SMART_WAKE_UP sitronix_swk_set_swk_enable(ts); swk_flag = 1; #endif //SITRONIX_SMART_WAKE_UP #ifdef SITRONIX_MONITOR_THREAD if(ts->enable_monitor_thread == 1){ if(SitronixMonitorThread){ kthread_stop(SitronixMonitorThread); SitronixMonitorThread = NULL; } sitronix_ts_delay_monitor_thread_start = DELAY_MONITOR_THREAD_START_RESUME; } #endif // SITRONIX_MONITOR_THREAD if(ts->use_irq){ atomic_set(&sitronix_ts_irq_on, 0); // disable_irq_nosync(ts->client->irq); } ts->suspend_state = 1; ret = sitronix_ts_set_powerdown_bit(ts, 1); if(ts->chip_id == 2){ #ifdef CONFIG_ARCH_MSM // gpio_tlmm_config(GPIO_CFG(SITRONIX_INT_GPIO, 0, GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, GPIO_CFG_2MA), GPIO_CFG_ENABLE); // gpio_set_value(SITRONIX_INT_GPIO, 1); #else #if 0 gpio_direction_output(irq_to_gpio(client->irq), 1); #endif #endif // CONFIG_ARCH_MSM } DbgMsg("%s return\n", __FUNCTION__); return 0; } static int sitronix_ts_resume(struct i2c_client *client) { int ret; struct sitronix_ts_data *ts = i2c_get_clientdata(client); DbgMsg("%s\n", __FUNCTION__); if(ts->chip_id == 2){ #ifdef CONFIG_ARCH_MSM //gpio_set_value(SITRONIX_INT_GPIO, 0); //gpio_tlmm_config(GPIO_CFG(SITRONIX_INT_GPIO, 0, GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, GPIO_CFG_2MA), GPIO_CFG_ENABLE); #else #if 0 ret = irq_to_gpio(client->irq); gpio_set_value(ret, 0); gpio_direction_input(ret); #endif #endif // CONFIG_ARCH_MSM }else{ //ret = sitronix_ts_set_powerdown_bit(ts, 0); } ts->suspend_state = 0; if(ts->use_irq){ atomic_set(&sitronix_ts_irq_on, 1); enable_irq(ts->client->irq); } #ifdef SITRONIX_MONITOR_THREAD if(ts->enable_monitor_thread == 1){ atomic_set(&iMonitorThreadPostpone,1); SitronixMonitorThread = kthread_run(sitronix_ts_gpts.sitronix_mt_fp,"Sitronix","Monitorthread"); if(IS_ERR(SitronixMonitorThread)) SitronixMonitorThread = NULL; } #endif // SITRONIX_MONITOR_THREAD DbgMsg("%s return\n", __FUNCTION__); return 0; } #ifdef CONFIG_HAS_EARLYSUSPEND static void sitronix_ts_early_suspend(struct early_suspend *h) { struct sitronix_ts_data *ts; DbgMsg("%s\n", __FUNCTION__); ts = container_of(h, struct sitronix_ts_data, early_suspend); sitronix_ts_suspend(ts->client); } static void sitronix_ts_late_resume(struct early_suspend *h) { struct sitronix_ts_data *ts; DbgMsg("%s\n", __FUNCTION__); ts = container_of(h, struct sitronix_ts_data, early_suspend); sitronix_ts_resume(ts->client); } #endif // CONFIG_HAS_EARLYSUSPEND static const struct i2c_device_id sitronix_ts_id[] = { { SITRONIX_I2C_TOUCH_DRV_NAME, 0 }, { } }; #ifdef SITRONIX_MULTI_SLAVE_ADDR static int sitronix_ts_detect(struct i2c_client *client, struct i2c_board_info *info) { uint8_t buffer[8]; sitronix_ts_reset_ic(); printk("%s: bus = %d\n", __FUNCTION__, client->adapter->nr); if((client->adapter->nr == twi_id) && (!sitronix_i2c_read_bytes(client, STATUS_REG, buffer, 8))){ printk("detect successed\n"); strlcpy(info->type, SITRONIX_I2C_TOUCH_DRV_NAME, strlen(SITRONIX_I2C_TOUCH_DRV_NAME)+1); return 0; }else{ printk("detect failed\n"); return -ENODEV; } } const unsigned short sitronix_i2c_addr[] = {0x20, 0x38, 0x55, 0x70, 0x60, I2C_CLIENT_END}; #endif // SITRONIX_MULTI_SLAVE_ADDR static struct of_device_id sitronix_match_table[] = { { .compatible = "sitronix,st1633i", }, { }, }; #if 1// (!defined(CONFIG_FB) && !defined(CONFIG_HAS_EARLYSUSPEND)) static const struct dev_pm_ops sitronix_ts_dev_pm_ops = { .suspend = sitronix_ts_suspend, .resume = sitronix_ts_resume, }; #else static const struct dev_pm_ops sitronix_ts_dev_pm_ops = { .suspend = sitronix_ts_suspend_rst,////20160614 for pinctrl .resume = sitronix_ts_resume_rst, }; #endif static struct i2c_driver sitronix_ts_driver = { #ifdef SITRONIX_MULTI_SLAVE_ADDR .class = I2C_CLASS_HWMON, #endif // SITRONIX_MULTI_SLAVE_ADDR .probe = sitronix_ts_probe, .remove = sitronix_ts_remove, .id_table = sitronix_ts_id, .driver = { .name = SITRONIX_I2C_TOUCH_DRV_NAME, .owner = THIS_MODULE, .of_match_table = sitronix_match_table, #if CONFIG_PM .suspend = NULL, .resume = NULL,//fts_resume, #endif }, #ifdef SITRONIX_MULTI_SLAVE_ADDR //.address_list = sitronix_i2c_addr, .detect = sitronix_ts_detect, #endif // SITRONIX_MULTI_SLAVE_ADDR }; #ifdef SITRONIX_FW_UPGRADE_FEATURE static struct file_operations nc_fops = { .owner = THIS_MODULE, .write = sitronix_write, .read = sitronix_read, .open = sitronix_open, .unlocked_ioctl = sitronix_ioctl, .release = sitronix_release, }; #endif // SITRONIX_FW_UPGRADE_FEATURE void sitronix_ts_reprobe(void) { int retval = 0; printk("sitronix call reprobe!\n"); i2c_del_driver(&sitronix_ts_driver); retval = i2c_add_driver(&sitronix_ts_driver); if(retval < 0) printk("fail to reprobe driver!\n"); } #ifdef CONFIG_ARCH_SUNXI /** * ctp_print_info - sysconfig print function * return value: * */ void sitronix_print_info(struct ctp_config_info info) { DbgMsg("info.ctp_used:%d\n",info.ctp_used); DbgMsg("info.twi_id:%d\n",info.twi_id); DbgMsg("info.screen_max_x:%d\n",info.screen_max_x); DbgMsg("info.screen_max_y:%d\n",info.screen_max_y); DbgMsg("info.revert_x_flag:%d\n",info.revert_x_flag); DbgMsg("info.revert_y_flag:%d\n",info.revert_y_flag); DbgMsg("info.exchange_x_y_flag:%d\n",info.exchange_x_y_flag); DbgMsg("info.irq_gpio_number:%d\n",info.irq_gpio.gpio); DbgMsg("info.wakeup_gpio_number:%d\n",info.wakeup_gpio.gpio); } static int ctp_get_system_config(void) { sitronix_print_info(config_info); twi_id = config_info.twi_id; screen_max_x = config_info.screen_max_x; screen_max_y = config_info.screen_max_y; revert_x_flag = config_info.revert_x_flag; revert_y_flag = config_info.revert_y_flag; exchange_x_y_flag = config_info.exchange_x_y_flag; if((screen_max_x == 0) || (screen_max_y == 0)){ ErrorMsg("%s:read config error!\n",__func__); return 0; } return 1; } #endif static int __init sitronix_ts_init(void) { #ifdef CONFIG_ARCH_SUNXI s32 ret = -1; #endif s32 ret_iic = -2; #if(CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_GPIO) //script_item_u val; //script_item_value_type_e type; //int pin_val = 0; #endif #ifdef SITRONIX_FW_UPGRADE_FEATURE int result; int err = 0; dev_t devno = MKDEV(sitronix_major, 0); #endif // SITRONIX_FW_UPGRADE_FEATURE #if(CTP_AP_SP_SYNC_WAY & CTP_AP_SP_SYNC_GPIO) //type = script_get_item("ctp_para", "ctp_sync_io", &val); //if(SCIRPT_ITEM_VALUE_TYPE_PIO != type) { // ErrorMsg("%s: ctp_sync_io script_get_item err. \n",__func__ ); //} //else { printk("ctp_sync_io get ok\n"); //sitronix_sync_io = val.gpio; } //ap_sp_sync_gpio(sitronix_sync_io, CTP_SYNC_IO_IN, pin_val); #endif #ifdef CONFIG_ARCH_SUNXI DbgMsg("****************************************************************\n"); if (0)//(input_fetch_sysconfig_para(&(config_info.input_type))) { ErrorMsg("%s: ctp_fetch_sysconfig_para err.\n", __func__); return 0; } else { //ret = input_init_platform_resource(&(config_info.input_type)); if (0 != ret) { ErrorMsg("%s:ctp_ops.init_platform_resource err. \n", __func__); } } if(config_info.ctp_used == 0) { ErrorMsg("*** ctp_used set to 0 !\n"); ErrorMsg("*** if use ctp,please put the sys_config.fex ctp_used set to 1. \n"); return 0; } if(!ctp_get_system_config()) { ErrorMsg("%s:read config fail!\n",__func__); return ret; } DbgMsg("%s\n",__func__); //input_set_power_enable(&(config_info.input_type), 1); //sunxi_gpio_to_name(CTP_IRQ_NUMBER,irq_pin_name); //sitronix_i2c_driver.detect = ctp_detect; #endif printk("Sitronix touch driver %d.%d.%d\n", DRIVER_MAJOR, DRIVER_MINOR, DRIVER_PATCHLEVEL); printk("Release date: %s\n", DRIVER_DATE); #ifdef SITRONIX_FW_UPGRADE_FEATURE result = alloc_chrdev_region(&devno, 0, 1, SITRONIX_I2C_TOUCH_DEV_NAME); if(result < 0){ printk("fail to allocate chrdev (%d) \n", result); return 0; } sitronix_major = MAJOR(devno); cdev_init(&sitronix_cdev, &nc_fops); sitronix_cdev.owner = THIS_MODULE; sitronix_cdev.ops = &nc_fops; err = cdev_add(&sitronix_cdev, devno, 1); if(err){ printk("fail to add cdev (%d) \n", err); return 0; } printk("%s,%d\n",__FUNCTION__,__LINE__); sitronix_class = class_create(THIS_MODULE, SITRONIX_I2C_TOUCH_DEV_NAME); if (IS_ERR(sitronix_class)) { result = PTR_ERR(sitronix_class); unregister_chrdev(sitronix_major, SITRONIX_I2C_TOUCH_DEV_NAME); printk("fail to create class (%d) \n", result); return result; } printk("%s,%d\n",__FUNCTION__,__LINE__); device_create(sitronix_class, NULL, MKDEV(sitronix_major, 0), NULL, SITRONIX_I2C_TOUCH_DEV_NAME); #ifdef SITRONIX_PERMISSION_THREAD SitronixPermissionThread = kthread_run(sitronix_ts_permission_thread,"Sitronix","Permissionthread"); if(IS_ERR(SitronixPermissionThread)) SitronixPermissionThread = NULL; #endif // SITRONIX_PERMISSION_THREAD #endif // SITRONIX_FW_UPGRADE_FEATURE ret_iic= i2c_add_driver(&sitronix_ts_driver); printk("IIC ADD DRIVER %s,ret_iic=%d\n",__FUNCTION__,ret_iic); return ret_iic; //return i2c_add_driver(&sitronix_ts_driver); } static void __exit sitronix_ts_exit(void) { #ifdef SITRONIX_FW_UPGRADE_FEATURE dev_t dev_id = MKDEV(sitronix_major, 0); #endif // SITRONIX_FW_UPGRADE_FEATURE i2c_del_driver(&sitronix_ts_driver); #ifdef SITRONIX_FW_UPGRADE_FEATURE cdev_del(&sitronix_cdev); device_destroy(sitronix_class, dev_id); //delete device node under /dev class_destroy(sitronix_class); //delete class created by us unregister_chrdev_region(dev_id, 1); #ifdef SITRONIX_PERMISSION_THREAD if(SitronixPermissionThread) SitronixPermissionThread = NULL; #endif // SITRONIX_PERMISSION_THREAD #endif // SITRONIX_FW_UPGRADE_FEATURE } module_init(sitronix_ts_init); module_exit(sitronix_ts_exit); MODULE_DESCRIPTION("Sitronix Multi-Touch Driver"); MODULE_LICENSE("GPL"); #if defined(ST_TEST_RAW) || defined(ST_UPGRADE_FIRMWARE) static int st_i2c_read_direct(st_u8 *rxbuf, int len) { int ret = 0; ret = i2c_master_recv(sitronix_ts_gpts.client, rxbuf, len); if (ret < 0){ stmsg("read direct error (%d)\n", ret); return ret; } return len; } static int st_i2c_read_bytes(st_u8 addr, st_u8 *rxbuf, int len) { int ret = 0; st_u8 txbuf = addr; ret = i2c_master_send(sitronix_ts_gpts.client, &txbuf, 1); if (ret < 0){ stmsg("write 0x%x error (%d)\n", addr, ret); return ret; } ret = i2c_master_recv(sitronix_ts_gpts.client, rxbuf, len); if (ret < 0){ stmsg("read 0x%x error (%d)\n", addr, ret); return ret; } return len; } static int st_i2c_write_bytes(st_u8 *txbuf, int len) { int ret = 0; if(txbuf == NULL) return -1; ret = i2c_master_send(sitronix_ts_gpts.client, txbuf, len); if (ret < 0){ stmsg("write 0x%x error (%d)\n", *txbuf, ret); return ret; } return len; } #endif #ifdef ST_UPGRADE_FIRMWARE static int st_get_device_status(void) { int ret = 0; st_u8 buffer[8]; ret = st_i2c_read_bytes(STATUS_REG, buffer, 8); if (ret < 0){ stmsg("read status reg error (%d)\n", ret); return ret; }else{ stmsg("status reg = %d\n", buffer[0]); } return buffer[0]; } static int st_check_device_status(int ck1,int ck2,int delay) { int maxTimes = 100; int isInStauts = 0; int status = -1; while(maxTimes-->0 && isInStauts==0) { status = st_get_device_status(); if(status == ck1 || status == ck2) isInStauts=1; st_msleep(delay); } if(isInStauts==0) return -1; else return 0; } static int st_power_up(void) { st_u8 reset[2]; reset[0] = 2; reset[1] = 0; return st_i2c_write_bytes(reset,2); } int st_isp_off(void) { unsigned char data[8]; int rt = 0; stmsg("ISP off\n"); memset(data, 0, sizeof(data)); data[0] = ISP_CMD_RESET; rt += st_i2c_write_bytes(data,sizeof(data)); if(rt < 0) { stmsg("ISP off error\n"); return -1; } st_msleep(300); return st_check_device_status(0,4,10); } static int st_isp_on(void) { unsigned char IspKey[] = {0,'S',0,'T',0,'X',0,'_',0,'F',0,'W',0,'U',0,'P'}; unsigned char i; int icStatus = st_get_device_status(); stmsg("ISP on\n"); if(icStatus <0) return -1; if(icStatus == 0x6) return 0; else if(icStatus == 0x5) st_power_up(); for(i=0;iirq); } return 0; } static int st_irq_on(void) { if (sitronix_ts_gpts.use_irq) { atomic_set(&sitronix_ts_irq_on, 1); enable_irq(sitronix_ts_gpts.client->irq); } return 0; } unsigned short st_flash_get_checksum(unsigned char *Buf, unsigned short ValidDataSize) { unsigned short Checksum; int i; Checksum = 0; for(i = 0; i < ValidDataSize; i++) Checksum += (unsigned short)Buf[i]; return Checksum; } static int st_flash_unlock(void) { unsigned char PacketData[ISP_PACKET_SIZE]; int retryCount=0; int isSuccess=0; while(isSuccess==0 && retryCount++ < 2) { memset(PacketData,0,ISP_PACKET_SIZE); PacketData[0] = ISP_CMD_UNLOCK; if(st_i2c_write_bytes(PacketData,ISP_PACKET_SIZE) == ISP_PACKET_SIZE) { if(retryCount > 1) st_msleep(150); if(st_i2c_read_direct(PacketData,ISP_PACKET_SIZE) == ISP_PACKET_SIZE) { if(PacketData[0] == ISP_CMD_READY) isSuccess = 1; } else st_msleep(50); } if(isSuccess ==0) { stmsg("Read ISP_Unlock_Ready packet fail retry : %d\n",retryCount); //MSLEEP(30); } } if(isSuccess == 0) { stmsg("Read ISP_Unlock_Ready packet fail.\n"); return -1; } return 0; } int st_flash_erase_page(unsigned short PageNumber) { unsigned char PacketData[ISP_PACKET_SIZE]; int retryCount=0; int isSuccess=0; while(isSuccess==0 && retryCount++ < 2) { memset(PacketData,0,ISP_PACKET_SIZE); PacketData[0] = ISP_CMD_ERASE; PacketData[2] = (unsigned char)PageNumber; if(st_i2c_write_bytes(PacketData,ISP_PACKET_SIZE) == ISP_PACKET_SIZE) { //if(retryCount > 1) st_msleep(150); if(st_i2c_read_direct(PacketData,ISP_PACKET_SIZE) == ISP_PACKET_SIZE) { if(PacketData[0] == ISP_CMD_READY) isSuccess = 1; } else { //time out st_msleep(50); } } if(isSuccess ==0) { stmsg("Read ISP_Erase_Ready packet fail with page %d retry : %d\n",PageNumber,retryCount); //MSLEEP(30); } } if(isSuccess == 0) { stmsg("Read ISP_Erase_Ready packet fail.\n"); return -1; } return 0; } static int st_flash_read_page(unsigned char *Buf,unsigned short PageNumber) { unsigned char PacketData[ISP_PACKET_SIZE]; short ReadNumByte; short ReadLength; ReadNumByte = 0; memset(PacketData,0,ISP_PACKET_SIZE); PacketData[0] = ISP_CMD_READ_FLASH; PacketData[2] = (unsigned char)PageNumber; if(st_i2c_write_bytes(PacketData,ISP_PACKET_SIZE) != ISP_PACKET_SIZE) { stmsg("Send ISP_Read_Flash packet fail.\n"); return -1; } while(ReadNumByte < ST_FLASH_PAGE_SIZE) { if((ReadLength = st_i2c_read_direct(Buf+ReadNumByte,ISP_PACKET_SIZE)) != ISP_PACKET_SIZE) { stmsg("ISP read page data fail.\n"); return -1; } if(ReadLength == 0) break; ReadNumByte += ReadLength; } return ReadNumByte; } static int st_flash_write_page(unsigned char *Buf,unsigned short PageNumber) { unsigned char PacketData[ISP_PACKET_SIZE]; short WriteNumByte; short WriteLength; unsigned short Checksum; unsigned char RetryCount; RetryCount = 0; while(RetryCount++ < 1) { WriteNumByte = 0; memset(PacketData,0,ISP_PACKET_SIZE); Checksum = st_flash_get_checksum(Buf,ST_FLASH_PAGE_SIZE); PacketData[0] = ISP_CMD_WRITE_FLASH; PacketData[2] = (unsigned char)PageNumber; PacketData[4] = (unsigned char)(Checksum & 0xFF); PacketData[5] = (unsigned char)(Checksum >> 8); if(st_i2c_write_bytes(PacketData,ISP_PACKET_SIZE) != ISP_PACKET_SIZE ) { stmsg("Send ISP_Write_Flash packet fail.\n"); return -1; } PacketData[0] = ISP_CMD_SEND_DATA; while(WriteNumByte < ST_FLASH_PAGE_SIZE) { WriteLength = ST_FLASH_PAGE_SIZE - WriteNumByte; if(WriteLength > 7) WriteLength = 7; memcpy(&PacketData[1],&Buf[WriteNumByte],WriteLength); if(st_i2c_write_bytes(PacketData,ISP_PACKET_SIZE) != ISP_PACKET_SIZE) { stmsg("Send ISP_Write_Flash_Data packet error.\n"); return -1; } WriteNumByte += WriteLength; } st_msleep(150); if(st_i2c_read_direct(PacketData,ISP_PACKET_SIZE) != ISP_PACKET_SIZE) { stmsg("ISP get \"Write Data Ready Packet\" fail.\n"); return -1; } if(PacketData[0] != ISP_CMD_READY) { stmsg("Command ID of \"Write Data Ready Packet\" error.\n"); return -1; } if((PacketData[2] & 0x10) != 0) { stmsg("Error occurs during write page data into flash. Error Code = 0x%X\n",PacketData[2]); return -1; } break; } return WriteNumByte; } int st_flash_write(unsigned char *Buf, int Offset, int NumByte) { unsigned short StartPage; unsigned short PageOffset; int WriteNumByte; short WriteLength; //unsigned char TempBuf[ST_FLASH_PAGE_SIZE]; unsigned char * TempBuf; int retry = 0; int isSuccess = 0; TempBuf = kzalloc(ST_FLASH_PAGE_SIZE, GFP_KERNEL); if (TempBuf == NULL) { printk("Alloc GFP_KERNEL memory failed."); return -ENOMEM; } stmsg("Write flash offset:0x%X , length:0x%X\n",Offset,NumByte); WriteNumByte = 0; if(NumByte == 0) return WriteNumByte; if((Offset + NumByte) > ST_FLASH_SIZE) NumByte = ST_FLASH_SIZE - Offset; StartPage = Offset / ST_FLASH_PAGE_SIZE; PageOffset = Offset % ST_FLASH_PAGE_SIZE; while(NumByte > 0) { if((PageOffset != 0) || (NumByte < ST_FLASH_PAGE_SIZE)) { if(st_flash_read_page(TempBuf,StartPage) < 0) return -1; } WriteLength = ST_FLASH_PAGE_SIZE - PageOffset; if(NumByte < WriteLength) WriteLength = NumByte; memcpy(&TempBuf[PageOffset],Buf,WriteLength); retry = 0; isSuccess = 0; while(retry++ <2 && isSuccess ==0) { if(st_flash_unlock() >= 0 && st_flash_erase_page(StartPage) >= 0) { stmsg("write page:%d\n",StartPage); if(st_flash_unlock() >= 0 && st_flash_write_page(TempBuf,StartPage) >= 0) isSuccess =1; } isSuccess =1; if(isSuccess==0) stmsg("FIOCTL_IspPageWrite write page %d retry: %d\n",StartPage,retry); } if(isSuccess==0) { stmsg("FIOCTL_IspPageWrite write page %d error\n",StartPage); return -1; } else StartPage++; NumByte -= WriteLength; Buf += WriteLength; WriteNumByte += WriteLength; PageOffset = 0; } return WriteNumByte; } #ifdef ST_FIREWARE_FILE static int st_check_fs_mounted(st_char *path_name) { struct path root_path; struct path path; int err; err = kern_path("/", LOOKUP_FOLLOW, &root_path); if (err) return -1; err = kern_path(path_name, LOOKUP_FOLLOW, &path); if (err) return -1; return 0; } static int st_load_cfg_from_file(unsigned st_char *buf) { int j; struct st_file *cfg_fp; mm_segment_t fs; int fileSize = 0; cfg_fp = st_filp_open(ST_CFG_PATH, O_RDWR,0666); if(IS_ERR(cfg_fp)){ stmsg("Test: filp_open error!!. %d\n",j); }else { fs = get_fs(); set_fs(get_ds()); fileSize = cfg_fp->f_op->read(cfg_fp,buf,ST_FW_LEN,&cfg_fp->f_pos); set_fs(fs); st_filp_close(cfg_fp,NULL); } return fileSize; } static int st_load_fw_from_file(unsigned st_char *buf) { int i,j; struct st_file *fw_fp; mm_segment_t fs; int fileSize = 0; for(j=0;j<10;j++) { st_msleep(1000); stmsg("Wati for FS %d\n", j); if (st_check_fs_mounted(ST_FW_DIR) == 0) { stmsg("%s mounted ~!!!!\n",ST_FW_DIR); fileSize = 1; break; } } if(fileSize ==0) { stmsg("%s don't mounted ~!!!!\n",ST_FW_DIR); return -1; } for(j=0;j<10;j++) { st_msleep(1000); fileSize = 0; fw_fp = st_filp_open(ST_FW_PATH, O_RDWR,0666); if(IS_ERR(fw_fp)){ stmsg("Test: filp_open error!!. %d\n",j); fileSize = 0; }else { fileSize = 0; fs = get_fs(); set_fs(get_ds()); //f->f_op->read(f,buf,ROM_SIZE,&f->f_pos); fileSize = fw_fp->f_op->read(fw_fp,buf,ST_FW_LEN,&fw_fp->f_pos); set_fs(fs); stmsg("fw file size:0x%X\n",fileSize); //for(i=0;i<0x10;i++) // stmsg("Test: data is %X",buf[i]); st_filp_close(fw_fp,NULL); break; } } return fileSize; } unsigned char fw_buf[ST_FW_LEN]; unsigned char cfg_buf[ST_CFG_LEN]; #else unsigned char fw_buf[] = SITRONIX_FW; unsigned char cfg_buf[] = SITRONIX_CFG; #endif //ST_FIREWARE_FILE static int st_get_fw_info_offset(int fwSize,unsigned st_char *buf) { int i=0; for(i=fwSize-ST_FW_INFO_LEN-4;i>=4;i--) { if( buf[i] == 0x54 && buf[i+1] == 0x46 && buf[i+2] == 0x49 && buf[i+3] == 0x32 ) { stmsg("TOUCH_FW_INFO offset = 0x%X\n",i+4); return i+4; } } stmsg("can't find TOUCH_FW_INFO offset\n"); return -1; } static int st_compare_array(unsigned st_char *b1,unsigned st_char *b2,int len) { int i=0; for(i=0;i0)? 1:0; st_int rawI; st_int errorCount = 0; st_u8 isFillData[MAX_SENSOR_COUNT]; memset(isFillData,0,count+keyAddCount); //stmsg("isFill 0 : %d",isFillData[0]); while(dataCount != (count+keyAddCount) && times-- >0) { st_i2c_read_bytes(0x40,raw,0x40); //stmsg("%X %X %X data:%d key:%d",raw[0],raw[1],raw[2],dataCount,tMode[3]); if(raw[0] == 6) { int index = raw[2]; //stmsg("isFill %d : %d %d , %d",index,isFillData[index],dataCount,count+keyAddCount); if(isFillData[index] ==0) { //stmsg("index %d",index); isFillData[index] = 1; dataCount++; //index = index*length; for(i=0;i MAX_RAW_LIMIT || rawI < MIN_RAW_LIMIT) { stmsg("Error: Sensor RAW %d,%d = %d out of limity (%d,%d)",index,i,rawI,MIN_RAW_LIMIT,MAX_RAW_LIMIT); errorCount++; } //rawI[index+i] = raw[4+2*i]*0x100 + raw[5+2*i]; } } } else if(raw[0]==7) { //key //stmsg("key"); if(isFillData[count] ==0) { isFillData[count] = 1 ; dataCount++; for(i=0;i MAX_RAW_LIMIT || rawI < MIN_RAW_LIMIT) { stmsg("Error: Key RAW %d = %d out of limity ",i,rawI,MIN_RAW_LIMIT,MAX_RAW_LIMIT); errorCount++; } //rawI[count*length+i] = raw[4+2*i]*0x100 + raw[5+2*i]; } } } } if(times <=0) { stmsg("Get 2D RAW fail!"); return -1; } return errorCount; } int st_drv_test_raw() { stmsg("start of st_drv_test_raw"); st_int result = 0; st_u8 buf[8]; st_int sensorCount =0; st_int raw_J[MAX_SENSOR_COUNT]; ///////////////////////////// //check status memset(buf,0,8); if( st_i2c_read_bytes(1,buf,8) <0) { stmsg("get status fail"); return -1; } stmsg("status :0x%X",buf[0]); if(buf[0] != 0 && buf[0] != 4) { stmsg("can't test in this status"); result = -1; goto st_drv_notest; } ////////////////////////////// //go develop page memset(buf,0,8); st_i2c_read_bytes(0xFF, buf,8); if(buf[1] != 0x53 || buf[2] != 0x54 || buf[3] != 0x50 || buf[4] != 0x41) { stmsg("ic check fail , not sitronix protocol type"); goto st_drv_notest; } buf[0] = buf[6]; buf[1] = buf[7]; st_i2c_write_bytes(buf,2); st_i2c_read_bytes(0xFF,buf,2); stmsg("page 0x%X",buf[0]); if(buf[0] != 0xEF) { stmsg("change page fail"); goto st_drv_notest; } /////////////////////////////// //get tmode st_int tMode[4]; tMode[0] = TX_ASSIGNMENT; //tx is ? st_i2c_read_bytes(0xF5,buf,3); tMode[1] = buf[0]; //x tMode[2] = buf[1]; //y tMode[3] = buf[2]&0xf; // key sensorCount = tMode[1]+tMode[2]+tMode[3]; stmsg("sensor count:%d %d %d",tMode[1],tMode[2],tMode[3]); ////////////////////////////// //get raw and judge result = st_drv_Get_2D_RAW(tMode,raw_J,0); if(result !=0) { stmsg("Error: Test fail with %d sensor",result); result = -1; } else { stmsg("Test successed!"); } ////////////////////////////// //reset buf[0] = 2; buf[1] = 1; st_i2c_write_bytes(buf,2); st_msleep(100); st_drv_notest: return result; } #endif //ST_TEST_RAW