#include "tpd.h" #define GUP_FW_INFO #include "tpd_custom_gt9xx.h" #include "cust_gpio_usage.h" #ifdef TPD_PROXIMITY #include #include #include #endif #if GTP_SUPPORT_I2C_DMA #include #endif #include /*proc*/ #if (GTP_SCP_GESTURE_WAKEUP) #include #include #endif #ifdef CONFIG_OF #include #include #endif #include extern struct tpd_device *tpd; #ifdef VELOCITY_CUSTOM extern int tpd_v_magnify_x; extern int tpd_v_magnify_y; #endif #if TOUCH_FILTER extern struct tpd_filter_t tpd_filter; static struct tpd_filter_t tpd_filter_local = TPD_FILTER_PARA; #endif static int tpd_flag = 0; int tpd_halt = 0; static int tpd_eint_mode=1; static struct task_struct *thread = NULL; static struct task_struct *probe_thread = NULL; static bool check_flag= false; static int tpd_polling_time=50; extern u8 load_fw_process; /*lenovo-sw xuwen1 add 20140724 begin */ #ifdef LENOVO_GESTURE_WAKEUP static int letter = 0; static u8 letter_char = 0x00 ; #endif /*lenovo-sw xuwen1 add 20140724 end */ static DECLARE_WAIT_QUEUE_HEAD(waiter); DEFINE_MUTEX(i2c_access); DEFINE_MUTEX(tp_wr_access); #ifdef TPD_HAVE_BUTTON static int tpd_keys_local[TPD_KEY_COUNT] = TPD_KEYS; static int tpd_keys_dim_local[TPD_KEY_COUNT][4] = TPD_KEYS_DIM; #endif #if GTP_HAVE_TOUCH_KEY const u16 touch_key_array[] = TPD_KEYS; #define GTP_MAX_KEY_NUM ( sizeof( touch_key_array )/sizeof( touch_key_array[0] ) ) /*lenovo-sw xuwen1 delete 20140724 for 0d touch begin */ #ifndef LENOVO_NEED_BUTTON_EINT struct touch_vitual_key_map_t { int point_x; int point_y; }; static struct touch_vitual_key_map_t touch_key_point_maping_array[]=GTP_KEY_MAP_ARRAY; #endif /*lenovo-sw xuwen1 delete 20140724 for 0d touch end */ #endif #ifdef CONFIG_OF_TOUCH unsigned int touch_irq = 0; #endif #if (GTP_SCP_GESTURE_WAKEUP ||GTP_SLIDE_WAKEUP) typedef enum { DOZE_DISABLED = 0, DOZE_ENABLED = 1, DOZE_WAKEUP = 2, }DOZE_T; static DOZE_T doze_status = DOZE_DISABLED; static s8 gtp_enter_doze(struct i2c_client *client); /*lenovo-sw xuwen1 add for button begin*/ int get_tpd_suspend_status(void); static int lpwg_flag = 0;//use for lpwg func match suspend and resume static int lpwg_int_flag = 0;//use for flag eint happened /*lenovo-sw xuwen1 add for button end*/ #if GTP_SCP_GESTURE_WAKEUP typedef enum { //SCP->AP IPI_COMMAND_SA_GESTURE_TYPE, //AP->SCP IPI_COMMAND_AS_CUST_PARAMETER, IPI_COMMAND_AS_ENTER_DOZEMODE, IPI_COMMAND_AS_ENABLE_GESTURE, IPI_COMMAND_AS_GESTURE_SWITCH, }TOUCH_IPI_CMD_T; typedef struct { u32 i2c_num; u32 int_num; u32 io_int; u32 io_rst; }Touch_Cust_Setting; typedef struct { u32 cmd; union { u32 data; Touch_Cust_Setting tcs; } param; }Touch_IPI_Packet; static bool tpd_scp_doze_en = FALSE; //change for test by xuwen1 #endif #endif #if GTP_CHARGER_SWITCH #if 0 #define CHR_CON0 (0xF7000000+0x2FA00) #else extern int g_bat_init_flag; extern kal_bool upmu_is_chr_det(void); #endif static void gtp_charger_switch(s32 dir_update); #endif #if (defined(TPD_WARP_START) && defined(TPD_WARP_END)) static int tpd_wb_start_local[TPD_WARP_CNT] = TPD_WARP_START; static int tpd_wb_end_local[TPD_WARP_CNT] = TPD_WARP_END; #endif #if (defined(TPD_HAVE_CALIBRATION) && !defined(TPD_CUSTOM_CALIBRATION)) //static int tpd_calmat_local[8] = TPD_CALIBRATION_MATRIX; static int tpd_def_calmat_local[8] = TPD_CALIBRATION_MATRIX; #endif #if GTP_SUPPORT_I2C_DMA s32 i2c_dma_write(struct i2c_client *client, u16 addr, u8 *txbuf, s32 len); s32 i2c_dma_read(struct i2c_client *client, u16 addr, u8 *rxbuf, s32 len); static u8 *gpDMABuf_va = NULL; static dma_addr_t *gpDMABuf_pa = 0; #endif s32 gtp_send_cfg(struct i2c_client *client); void gtp_reset_guitar(struct i2c_client *client, s32 ms); #ifdef CONFIG_OF_TOUCH static irqreturn_t tpd_eint_interrupt_handler(unsigned irq, struct irq_desc *desc); #else static void tpd_eint_interrupt_handler(void); #endif static int touch_event_handler(void *unused); static int tpd_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id); static int tpd_i2c_detect(struct i2c_client *client, struct i2c_board_info *info); static int tpd_i2c_remove(struct i2c_client *client); s32 gtp_i2c_read_dbl_check(struct i2c_client *client, u16 addr, u8 *rxbuf, int len); static void tpd_suspend(struct early_suspend *h); static void tpd_resume(struct early_suspend *h); static void tpd_on(void); static void tpd_off(void); #if 0 extern void mt65xx_eint_set_hw_debounce(kal_uint8 eintno, kal_uint32 ms); extern kal_uint32 mt65xx_eint_set_sens(kal_uint8 eintno, kal_bool sens); extern void mt65xx_eint_registration(kal_uint8 eintno, kal_bool Dbounce_En, kal_bool ACT_Polarity, void (EINT_FUNC_PTR)(void), kal_bool auto_umask); #endif #ifdef GTP_CHARGER_DETECT extern bool upmu_get_pchr_chrdet(void); #define TPD_CHARGER_CHECK_CIRCLE 50 static struct delayed_work gtp_charger_check_work; static struct workqueue_struct *gtp_charger_check_workqueue = NULL; static void gtp_charger_check_func(struct work_struct *); static u8 gtp_charger_mode = 0; #endif #if GTP_CREATE_WR_NODE extern s32 init_wr_node(struct i2c_client *); extern void uninit_wr_node(void); #endif #if (GTP_ESD_PROTECT || GTP_COMPATIBLE_MODE) void force_reset_guitar(void); #endif #if GTP_ESD_PROTECT static int clk_tick_cnt = 200; static struct delayed_work gtp_esd_check_work; static struct workqueue_struct *gtp_esd_check_workqueue = NULL; static s32 gtp_init_ext_watchdog(struct i2c_client *client); static void gtp_esd_check_func(struct work_struct *); void gtp_esd_switch(struct i2c_client *client, s32 on); u8 esd_running = 0; spinlock_t esd_lock; #endif #if HOTKNOT_BLOCK_RW u8 hotknot_paired_flag = 0; #endif #ifdef TPD_PROXIMITY #define TPD_PROXIMITY_VALID_REG 0x814E #define TPD_PROXIMITY_ENABLE_REG 0x8042 static u8 tpd_proximity_flag = 0; static u8 tpd_proximity_detect = 1;//0-->close ; 1--> far away #endif #ifndef GTP_REG_REFRESH_RATE #define GTP_REG_REFRESH_RATE 0x8056 #endif u32 gtp_eint_trigger_type = EINTF_TRIGGER_FALLING;; struct i2c_client *i2c_client_point = NULL; static const struct i2c_device_id tpd_i2c_id[] = {{"gt9xx", 0}, {}}; static unsigned short force[] = {0, 0xBA, I2C_CLIENT_END, I2C_CLIENT_END}; static const unsigned short *const forces[] = { force, NULL }; //static struct i2c_client_address_data addr_data = { .forces = forces,}; static struct i2c_board_info __initdata i2c_tpd = { I2C_BOARD_INFO("gt9xx", (0xBA >> 1))}; static struct i2c_driver tpd_i2c_driver = { .probe = tpd_i2c_probe, .remove = tpd_i2c_remove, .detect = tpd_i2c_detect, .driver.name = "gt9xx", .id_table = tpd_i2c_id, .address_list = (const unsigned short *) forces, }; static u8 config[GTP_CONFIG_MAX_LENGTH + GTP_ADDR_LENGTH] = {GTP_REG_CONFIG_DATA >> 8, GTP_REG_CONFIG_DATA & 0xff}; #if GTP_CHARGER_SWITCH static u8 charger_config[GTP_CONFIG_MAX_LENGTH + GTP_ADDR_LENGTH] = {GTP_REG_CONFIG_DATA >> 8, GTP_REG_CONFIG_DATA & 0xff}; static bool is_charger_cfg_updating = false; #endif #ifdef GTP_CHARGER_DETECT static u8 config_charger[GTP_CONFIG_MAX_LENGTH + GTP_ADDR_LENGTH] = {GTP_REG_CONFIG_DATA >> 8, GTP_REG_CONFIG_DATA & 0xff}; #endif #pragma pack(1) typedef struct { u16 pid; //product id // u16 vid; //version id // //lenovo-sw xuwen1 add 20140718 for read version u16 mid; //sensor id } st_tpd_info; #pragma pack() st_tpd_info tpd_info; u8 int_type = 0; u32 abs_x_max = 0; u32 abs_y_max = 0; u8 gtp_rawdiff_mode = 0; u8 cfg_len = 0; #if GTP_CHARGER_SWITCH u8 charger_cfg_len = 0; u8 charger_grp_cfg_version = 0; #endif u8 grp_cfg_version = 0; u8 fixed_config = 0; u8 pnl_init_error = 0; static u8 chip_gt9xxs = 0; // true if chip type is gt9xxs,like gt915s /*lenovo-sw xuwen1 add for read fw-version begin*/ #ifdef LENOVO_READ_FW_ID extern struct tpd_version_info *tpd_info_t; extern unsigned int have_correct_setting; static int get_tpd_info(void); #endif /*lenovo-sw xuwen1 add for read fw-version end*/ #if GTP_COMPATIBLE_MODE u8 driver_num = 0; u8 sensor_num = 0; u8 gtp_ref_retries = 0; u8 gtp_clk_retries = 0; CHIP_TYPE_T gtp_chip_type = CHIP_TYPE_GT9; u8 gtp_clk_buf[6]; u8 rqst_processing = 0; extern u8 gup_check_fs_mounted(char *path_name); extern u8 gup_clk_calibration(void); extern s32 gup_load_main_system(char *filepath); extern s32 gup_fw_download_proc(void *dir, u8 dwn_mode); void gtp_get_chip_type(struct i2c_client *client); u8 gtp_fw_startup(struct i2c_client *client); static u8 gtp_bak_ref_proc(struct i2c_client *client, u8 mode); static u8 gtp_main_clk_proc(struct i2c_client *client); static void gtp_recovery_reset(struct i2c_client *client); #endif #if (GTP_ESD_PROTECT || GTP_COMPATIBLE_MODE) u8 is_reseting = 0; #endif /* proc file system */ s32 i2c_read_bytes(struct i2c_client *client, u16 addr, u8 *rxbuf, int len); s32 i2c_write_bytes(struct i2c_client *client, u16 addr, u8 *txbuf, int len); static struct proc_dir_entry *gt91xx_config_proc = NULL; /******************************************************* Function: Write refresh rate Input: rate: refresh rate N (Duration=5+N ms, N=0~15) Output: Executive outcomes.0---succeed. *******************************************************/ static u8 gtp_set_refresh_rate(u8 rate) { u8 buf[3] = {GTP_REG_REFRESH_RATE>>8, GTP_REG_REFRESH_RATE& 0xff, rate}; if (rate > 0xf) { GTP_ERROR("Refresh rate is over range (%d)", rate); return FAIL; } GTP_INFO("Refresh rate change to %d", rate); return gtp_i2c_write(i2c_client_point, buf, sizeof(buf)); } /******************************************************* Function: Get refresh rate Output: Refresh rate or error code *******************************************************/ static u8 gtp_get_refresh_rate(void) { int ret; u8 buf[3] = {GTP_REG_REFRESH_RATE>>8, GTP_REG_REFRESH_RATE& 0xff}; ret = gtp_i2c_read(i2c_client_point, buf, sizeof(buf)); if (ret < 0) return ret; GTP_INFO("Refresh rate is %d", buf[GTP_ADDR_LENGTH]); return buf[GTP_ADDR_LENGTH]; } //============================================================= static ssize_t show_refresh_rate(struct device *dev,struct device_attribute *attr, char *buf) { int ret = gtp_get_refresh_rate(); if (ret < 0) return 0; else return sprintf(buf, "%d\n", ret); } static ssize_t store_refresh_rate(struct device *dev,struct device_attribute *attr, const char *buf, size_t size) { //u32 rate = 0; gtp_set_refresh_rate(simple_strtoul(buf, NULL, 16)); return size; } static DEVICE_ATTR(tpd_refresh_rate, 0664, show_refresh_rate, store_refresh_rate); #if GTP_SCP_GESTURE_WAKEUP void tpd_scp_wakeup_enable(bool en); static ssize_t show_scp_ctrl(struct device *dev, struct device_attribute *attr, char *buf) { return 0; } static ssize_t store_scp_ctrl(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { u32 cmd; Touch_IPI_Packet ipi_pkt; if (sscanf(buf, "%u", &cmd) != 1) { GTP_ERROR("[SCP_CTRL]: Invalid values\n"); return -EINVAL; } GTP_INFO("SCP_CTRL: Command=%d", cmd); switch (cmd) { case 1: // make touch in doze mode tpd_scp_wakeup_enable(TRUE); tpd_suspend(NULL); break; case 2: tpd_resume(NULL); break; case 3: // emulate in-pocket on ipi_pkt.cmd = IPI_COMMAND_AS_GESTURE_SWITCH, ipi_pkt.param.data = 1; md32_ipi_send(IPI_TOUCH, &ipi_pkt, sizeof(ipi_pkt), 0); break; case 4: // emulate in-pocket off ipi_pkt.cmd = IPI_COMMAND_AS_GESTURE_SWITCH, ipi_pkt.param.data = 0; md32_ipi_send(IPI_TOUCH, &ipi_pkt, sizeof(ipi_pkt), 0); break; case 5: { Touch_IPI_Packet ipi_pkt; ipi_pkt.cmd = IPI_COMMAND_AS_CUST_PARAMETER; ipi_pkt.param.tcs.i2c_num = TPD_I2C_NUMBER; ipi_pkt.param.tcs.int_num = CUST_EINT_TOUCH_PANEL_NUM; ipi_pkt.param.tcs.io_int = GPIO_CTP_EINT_PIN; ipi_pkt.param.tcs.io_rst = GPIO_CTP_RST_PIN; if (md32_ipi_send(IPI_TOUCH, &ipi_pkt, sizeof(ipi_pkt), 0) < 0) { GTP_ERROR("[TOUCH] IPI cmd failed (%d)\n", ipi_pkt.cmd); } break; } default: GTP_INFO("[SCP_CTRL] Unkown command"); break; } return size; } static DEVICE_ATTR(tpd_scp_ctrl, 0664, show_scp_ctrl, store_scp_ctrl); #endif static struct device_attribute *gt9xx_attrs[] = { &dev_attr_tpd_refresh_rate, #if GTP_SCP_GESTURE_WAKEUP &dev_attr_tpd_scp_ctrl, #endif }; //============================================================= /* proc file system */ s32 i2c_read_bytes(struct i2c_client *client, u16 addr, u8 *rxbuf, int len); s32 i2c_write_bytes(struct i2c_client *client, u16 addr, u8 *txbuf, int len); static int tpd_i2c_detect(struct i2c_client *client, struct i2c_board_info *info) { strcpy(info->type, "mtk-tpd"); return 0; } #ifdef TPD_PROXIMITY static s32 tpd_get_ps_value(void) { return tpd_proximity_detect; } static s32 tpd_enable_ps(s32 enable) { u8 state; s32 ret = -1; if (enable) { state = 1; tpd_proximity_flag = 1; GTP_INFO("TPD proximity function to be on."); } else { state = 0; tpd_proximity_flag = 0; GTP_INFO("TPD proximity function to be off."); } ret = i2c_write_bytes(i2c_client_point, TPD_PROXIMITY_ENABLE_REG, &state, 1); if (ret < 0) { GTP_ERROR("TPD %s proximity cmd failed.", state ? "enable" : "disable"); return ret; } GTP_INFO("TPD proximity function %s success.", state ? "enable" : "disable"); return 0; } s32 tpd_ps_operate(void *self, u32 command, void *buff_in, s32 size_in, void *buff_out, s32 size_out, s32 *actualout) { s32 err = 0; s32 value; hwm_sensor_data *sensor_data; switch (command) { case SENSOR_DELAY: if ((buff_in == NULL) || (size_in < sizeof(int))) { GTP_ERROR("Set delay parameter error!"); err = -EINVAL; } // Do nothing break; case SENSOR_ENABLE: if ((buff_in == NULL) || (size_in < sizeof(int))) { GTP_ERROR("Enable sensor parameter error!"); err = -EINVAL; } else { value = *(int *)buff_in; err = tpd_enable_ps(value); } break; case SENSOR_GET_DATA: if ((buff_out == NULL) || (size_out < sizeof(hwm_sensor_data))) { GTP_ERROR("Get sensor data parameter error!"); err = -EINVAL; } else { sensor_data = (hwm_sensor_data *)buff_out; sensor_data->values[0] = tpd_get_ps_value(); sensor_data->value_divide = 1; sensor_data->status = SENSOR_STATUS_ACCURACY_MEDIUM; } break; default: GTP_ERROR("proxmy sensor operate function no this parameter %d!\n", command); err = -1; break; } return err; } #endif static int gt91xx_config_read_proc(struct file *file, char *buffer, size_t count, loff_t *ppos) { char *page = NULL; char *ptr = NULL; char temp_data[GTP_CONFIG_MAX_LENGTH + 2] = {0}; int i, len, err = -1; page = kmalloc(PAGE_SIZE, GFP_KERNEL); if (!page) { kfree(page); return -ENOMEM; } ptr = page; ptr += sprintf(ptr, "==== GT9XX config init value====\n"); for (i = 0 ; i < GTP_CONFIG_MAX_LENGTH ; i++) { ptr += sprintf(ptr, "0x%02X ", config[i + 2]); if (i % 8 == 7) ptr += sprintf(ptr, "\n"); } ptr += sprintf(ptr, "\n"); ptr += sprintf(ptr, "==== GT9XX config real value====\n"); i2c_read_bytes(i2c_client_point, GTP_REG_CONFIG_DATA, temp_data, GTP_CONFIG_MAX_LENGTH); for (i = 0 ; i < GTP_CONFIG_MAX_LENGTH ; i++) { ptr += sprintf(ptr, "0x%02X ", temp_data[i]); if (i % 8 == 7) ptr += sprintf(ptr, "\n"); } /* Touch PID & VID */ ptr += sprintf(ptr, "\n"); ptr += sprintf(ptr, "==== GT9XX Version ID ====\n"); i2c_read_bytes(i2c_client_point, GTP_REG_VERSION, temp_data, 6); ptr += sprintf(ptr, "Chip PID: %c%c%c%c VID: 0x%02X%02X\n", temp_data[0], temp_data[1], temp_data[2], temp_data[3], temp_data[5], temp_data[4]); #if GTP_COMPATIBLE_MODE ptr += sprintf(ptr, "Driver VID: 0x%02X%02X\n", gtp_default_FW_fl[12], gtp_default_FW_fl[13]); #else ptr += sprintf(ptr, "Driver VID: 0x%02X%02X\n", gtp_default_FW[12], gtp_default_FW[13]); #endif i2c_read_bytes(i2c_client_point, 0x41E4, temp_data, 1); ptr += sprintf(ptr, "Boot status 0x%X\n", temp_data[0]); /* Touch Status and Clock Gate */ ptr += sprintf(ptr, "\n"); ptr += sprintf(ptr, "==== Touch Status and Clock Gate ====\n"); ptr += sprintf(ptr, "status: 1: on, 0 :off\n"); ptr += sprintf(ptr, "Test status:%d\n", (tpd_halt+1)&0x1); len = ptr - page; if(*ppos >= len) { kfree(page); return 0; } err = copy_to_user(buffer,(char *)page,len); *ppos += len; if(err) { kfree(page); return err; } kfree(page); return len; //return (ptr - page); } static int gt91xx_config_write_proc(struct file *file, const char *buffer, size_t count, loff_t *ppos) { s32 ret = 0; char temp[25] = {0}; // for store special format cmd char mode_str[15] = {0}; unsigned int mode; u8 buf[1]; GTP_DEBUG("write count %ld\n", (unsigned long)count); if (count > GTP_CONFIG_MAX_LENGTH) { GTP_ERROR("size not match [%d:%ld]", GTP_CONFIG_MAX_LENGTH, (unsigned long)count); return -EFAULT; } /**********************************************/ /* for store special format cmd */ if (copy_from_user(temp, buffer, sizeof(temp))) { GTP_ERROR("copy from user fail 2"); return -EFAULT; } sscanf(temp, "%s %d", (char *)&mode_str, &mode); /***********POLLING/EINT MODE switch****************/ if(strcmp(mode_str, "polling") == 0) { if(mode>=10&&mode<=200) { GTP_INFO("Switch to polling mode, polling time is %d",mode); tpd_eint_mode=0; tpd_polling_time=mode; tpd_flag = 1; wake_up_interruptible(&waiter); } else { GTP_INFO("Wrong polling time, please set between 10~200ms"); } return count; } if(strcmp(mode_str, "eint") == 0) { GTP_INFO("Switch to eint mode"); tpd_eint_mode=1; return count; } /**********************************************/ if(strcmp(mode_str, "switch") == 0) { if(mode == 0)// turn off tpd_off(); else if(mode == 1)//turn on tpd_on(); else GTP_ERROR("error mode :%d", mode); return count; } //force clear config if(strcmp(mode_str, "clear_config") == 0) { GTP_INFO("Force clear config"); buf[0] = 0x10; ret = i2c_write_bytes(i2c_client_point, GTP_REG_SLEEP, buf, 1); return count; } if (copy_from_user(&config[2], buffer, count)) { GTP_ERROR("copy from user fail\n"); return -EFAULT; } /***********clk operate reseved****************/ /**********************************************/ ret = gtp_send_cfg(i2c_client_point); abs_x_max = (config[RESOLUTION_LOC + 1] << 8) + config[RESOLUTION_LOC]; abs_y_max = (config[RESOLUTION_LOC + 3] << 8) + config[RESOLUTION_LOC + 2]; int_type = (config[TRIGGER_LOC]) & 0x03; if (ret < 0) { GTP_ERROR("send config failed."); } return count; } /*lenovo-sw xuwen1 modify for lock begin*/ #if GTP_SUPPORT_I2C_DMA s32 i2c_dma_read(struct i2c_client *client, u16 addr, u8 *rxbuf, s32 len) { int ret; s32 retry = 0; u8 buffer[2]; mutex_lock(&i2c_access); struct i2c_msg msg[2] = { { .addr = (client->addr & I2C_MASK_FLAG), .flags = 0, .buf = buffer, .len = 2, .timing = I2C_MASTER_CLOCK }, { .addr = (client->addr & I2C_MASK_FLAG), .ext_flag = (client->ext_flag | I2C_ENEXT_FLAG | I2C_DMA_FLAG), .flags = I2C_M_RD, .buf = gpDMABuf_pa, .len = len, .timing = I2C_MASTER_CLOCK }, }; //mutex_lock(&tp_wr_access); buffer[0] = (addr >> 8) & 0xFF; buffer[1] = addr & 0xFF; if (rxbuf == NULL){ mutex_unlock(&i2c_access); //mutex_unlock(&tp_wr_access); return -1; } //GTP_DEBUG("dma i2c read: 0x%04X, %d bytes(s)", addr, len); for (retry = 0; retry < 5; ++retry) { ret = i2c_transfer(client->adapter, &msg[0], 2); if (ret < 0) { continue; } memcpy(rxbuf, gpDMABuf_va, len); mutex_unlock(&i2c_access); //mutex_unlock(&tp_wr_access); return 0; } GTP_ERROR("Dma I2C Read Error: 0x%04X, %d byte(s), err-code: %d", addr, len, ret); mutex_unlock(&i2c_access); //mutex_unlock(&tp_wr_access); return ret; } s32 i2c_dma_write(struct i2c_client *client, u16 addr, u8 *txbuf, s32 len) { int ret; s32 retry = 0; u8 *wr_buf = gpDMABuf_va; mutex_lock(&i2c_access); struct i2c_msg msg = { .addr = (client->addr & I2C_MASK_FLAG), .ext_flag = (client->ext_flag | I2C_ENEXT_FLAG | I2C_DMA_FLAG), .flags = 0, .buf = gpDMABuf_pa, .len = 2 + len, .timing = I2C_MASTER_CLOCK }; //mutex_lock(&tp_wr_access); wr_buf[0] = (u8)((addr >> 8) & 0xFF); wr_buf[1] = (u8)(addr & 0xFF); if (txbuf == NULL){ mutex_unlock(&i2c_access); //mutex_unlock(&tp_wr_access); return -1; } //GTP_DEBUG("dma i2c write: 0x%04X, %d bytes(s)", addr, len); memcpy(wr_buf+2, txbuf, len); for (retry = 0; retry < 5; ++retry) { ret = i2c_transfer(client->adapter, &msg, 1); if (ret < 0) { continue; } mutex_unlock(&i2c_access); //mutex_unlock(&tp_wr_access); return 0; } GTP_ERROR("Dma I2C Write Error: 0x%04X, %d byte(s), err-code: %d", addr, len, ret); mutex_unlock(&i2c_access); //mutex_unlock(&tp_wr_access); return ret; } s32 i2c_read_bytes_dma(struct i2c_client *client, u16 addr, u8 *rxbuf, s32 len) { s32 left = len; s32 read_len = 0; u8 *rd_buf = rxbuf; s32 ret = 0; //mutex_lock(&tp_wr_access); //GTP_DEBUG("Read bytes dma: 0x%04X, %d byte(s)", addr, len); while (left > 0) { if (left > GTP_DMA_MAX_TRANSACTION_LENGTH) { read_len = GTP_DMA_MAX_TRANSACTION_LENGTH; } else { read_len = left; } ret = i2c_dma_read(client, addr, rd_buf, read_len); if (ret < 0) { GTP_ERROR("dma read failed"); //mutex_unlock(&tp_wr_access); return -1; } left -= read_len; addr += read_len; rd_buf += read_len; } //mutex_unlock(&tp_wr_access); return 0; } s32 i2c_write_bytes_dma(struct i2c_client *client, u16 addr, u8 *txbuf, s32 len) { s32 ret = 0; s32 write_len = 0; s32 left = len; u8 *wr_buf = txbuf; //mutex_lock(&tp_wr_access); //GTP_DEBUG("Write bytes dma: 0x%04X, %d byte(s)", addr, len); while (left > 0) { if (left > GTP_DMA_MAX_I2C_TRANSFER_SIZE) { write_len = GTP_DMA_MAX_I2C_TRANSFER_SIZE; } else { write_len = left; } ret = i2c_dma_write(client, addr, wr_buf, write_len); if (ret < 0) { GTP_ERROR("dma i2c write failed!"); //mutex_unlock(&tp_wr_access); return -1; } left -= write_len; addr += write_len; wr_buf += write_len; } //mutex_unlock(&tp_wr_access); return 0; } #endif int i2c_read_bytes_non_dma(struct i2c_client *client, u16 addr, u8 *rxbuf, int len) { u8 buffer[GTP_ADDR_LENGTH]; u8 retry; u16 left = len; u16 offset = 0; mutex_lock(&i2c_access); struct i2c_msg msg[2] = { { .addr = ((client->addr &I2C_MASK_FLAG) | (I2C_ENEXT_FLAG)), //.addr = ((client->addr &I2C_MASK_FLAG) | (I2C_PUSHPULL_FLAG)), .flags = 0, .buf = buffer, .len = GTP_ADDR_LENGTH, .timing = I2C_MASTER_CLOCK }, { .addr = ((client->addr &I2C_MASK_FLAG) | (I2C_ENEXT_FLAG)), //.addr = ((client->addr &I2C_MASK_FLAG) | (I2C_PUSHPULL_FLAG)), .flags = I2C_M_RD, .timing = I2C_MASTER_CLOCK }, }; if (rxbuf == NULL) { mutex_unlock(&i2c_access); return -1; } GTP_DEBUG("i2c_read_bytes to device %02X address %04X len %d", client->addr, addr, len); while (left > 0) { buffer[0] = ((addr + offset) >> 8) & 0xFF; buffer[1] = (addr + offset) & 0xFF; msg[1].buf = &rxbuf[offset]; if (left > MAX_TRANSACTION_LENGTH) { msg[1].len = MAX_TRANSACTION_LENGTH; left -= MAX_TRANSACTION_LENGTH; offset += MAX_TRANSACTION_LENGTH; } else { msg[1].len = left; left = 0; } retry = 0; while (i2c_transfer(client->adapter, &msg[0], 2) != 2) { retry++; if (retry == 5) { GTP_ERROR("I2C read 0x%X length=%d failed\n", addr + offset, len); mutex_unlock(&i2c_access); return -1; } } } mutex_unlock(&i2c_access); return 0; } int i2c_read_bytes(struct i2c_client *client, u16 addr, u8 *rxbuf, int len) { #if GTP_SUPPORT_I2C_DMA return i2c_read_bytes_dma(client, addr, rxbuf, len); #else return i2c_read_bytes_non_dma(client, addr, rxbuf, len); #endif } s32 gtp_i2c_read(struct i2c_client *client, u8 *buf, s32 len) { s32 ret = -1; u16 addr = (buf[0] << 8) + buf[1]; ret = i2c_read_bytes_non_dma(client, addr, &buf[2], len - 2); if (!ret) { return 2; } else { #if GTP_SLIDE_WAKEUP if (DOZE_ENABLED == doze_status) { return ret; } #endif #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { gtp_recovery_reset(client); } else #endif { gtp_reset_guitar(client, 20); } return ret; } } s32 gtp_i2c_read_dbl_check(struct i2c_client *client, u16 addr, u8 *rxbuf, int len) { u8 buf[16] = {0}; u8 confirm_buf[16] = {0}; u8 retry = 0; while (retry++ < 3) { memset(buf, 0xAA, 16); buf[0] = (u8)(addr >> 8); buf[1] = (u8)(addr & 0xFF); gtp_i2c_read(client, buf, len + 2); memset(confirm_buf, 0xAB, 16); confirm_buf[0] = (u8)(addr >> 8); confirm_buf[1] = (u8)(addr & 0xFF); gtp_i2c_read(client, confirm_buf, len + 2); if (!memcmp(buf, confirm_buf, len+2)) { memcpy(rxbuf, confirm_buf+2, len); return SUCCESS; } } GTP_ERROR("i2c read 0x%04X, %d bytes, double check failed!", addr, len); return FAIL; } int i2c_write_bytes_non_dma(struct i2c_client *client, u16 addr, u8 *txbuf, int len) { u8 buffer[MAX_TRANSACTION_LENGTH]; u16 left = len; u16 offset = 0; u8 retry = 0; mutex_lock(&i2c_access); struct i2c_msg msg = { .addr = ((client->addr &I2C_MASK_FLAG) | (I2C_ENEXT_FLAG)), //.addr = ((client->addr &I2C_MASK_FLAG) | (I2C_PUSHPULL_FLAG)), .flags = 0, .buf = buffer, .timing = I2C_MASTER_CLOCK, }; if (txbuf == NULL) { mutex_unlock(&i2c_access); return -1; } GTP_DEBUG("i2c_write_bytes to device %02X address %04X len %d", client->addr, addr, len); while (left > 0) { retry = 0; buffer[0] = ((addr + offset) >> 8) & 0xFF; buffer[1] = (addr + offset) & 0xFF; if (left > MAX_I2C_TRANSFER_SIZE) { memcpy(&buffer[GTP_ADDR_LENGTH], &txbuf[offset], MAX_I2C_TRANSFER_SIZE); msg.len = MAX_TRANSACTION_LENGTH; left -= MAX_I2C_TRANSFER_SIZE; offset += MAX_I2C_TRANSFER_SIZE; } else { memcpy(&buffer[GTP_ADDR_LENGTH], &txbuf[offset], left); msg.len = left + GTP_ADDR_LENGTH; left = 0; } //GTP_DEBUG("byte left %d offset %d\n", left, offset); while (i2c_transfer(client->adapter, &msg, 1) != 1) { retry++; if (retry == 5) { GTP_ERROR("I2C write 0x%X%X length=%d failed\n", buffer[0], buffer[1], len); mutex_unlock(&i2c_access); return -1; } } } mutex_unlock(&i2c_access); return 0; } int i2c_write_bytes(struct i2c_client *client, u16 addr, u8 *txbuf, int len) { #if GTP_SUPPORT_I2C_DMA return i2c_write_bytes_dma(client, addr, txbuf, len); #else return i2c_write_bytes_non_dma(client, addr, txbuf, len); #endif } s32 gtp_i2c_write(struct i2c_client *client, u8 *buf, s32 len) { s32 ret = -1; u16 addr = (buf[0] << 8) + buf[1]; ret = i2c_write_bytes_non_dma(client, addr, &buf[2], len - 2); if (!ret) { return 1; } else { #if GTP_SLIDE_WAKEUP if (DOZE_ENABLED == doze_status) { return ret; } #endif #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { gtp_recovery_reset(client); } else #endif { gtp_reset_guitar(client, 20); } return ret; } } /******************************************************* Function: Send config Function. Input: client: i2c client. Output: Executive outcomes.0--success,non-0--fail. *******************************************************/ s32 gtp_send_cfg(struct i2c_client *client) { s32 ret = 1; #if GTP_DRIVER_SEND_CFG s32 retry = 0; if (fixed_config) { GTP_INFO("Ic fixed config, no config sent!"); return 0; } else if (pnl_init_error) { GTP_INFO("Error occurred in init_panel, no config sent!"); return 0; } GTP_DEBUG("Driver Send Config"); for (retry = 0; retry < 5; retry++) { ret = gtp_i2c_write(client, config, GTP_CONFIG_MAX_LENGTH + GTP_ADDR_LENGTH); if (ret > 0) { break; } } #endif return ret; } /******************************************************* Function: Send charger config Function. Input: client: i2c client. Output: Executive outcomes.0--success,non-0--fail. *******************************************************/ #if GTP_CHARGER_SWITCH s32 gtp_send_cfg_for_charger(struct i2c_client *client) { s32 ret = 1; int check_sum = 0; int i = 0; s32 retry = 0; GTP_INFO("gtp_send_cfg_for_charger!"); #if GTP_DRIVER_SEND_CFG if (fixed_config) { GTP_INFO("Ic fixed config, no config sent!"); return 0; } else if (pnl_init_error) { GTP_INFO("Error occurred in init_panel, no config sent!"); return 0; } GTP_DEBUG("gtp_send_cfg_for_charger Send Config"); charger_config[2] = 0x00; check_sum = 0; for (i = GTP_ADDR_LENGTH; i < charger_cfg_len; i++) { check_sum += charger_config[i]; } charger_config[charger_cfg_len] = (~check_sum) + 1; for (retry = 0; retry < 5; retry++) { ret = gtp_i2c_write(client, charger_config, GTP_CONFIG_MAX_LENGTH + GTP_ADDR_LENGTH); if (ret > 0) { break; } } #endif return ret; } #endif /******************************************************* Function: Read goodix touchscreen version function. Input: client: i2c client struct. version:address to store version info Output: Executive outcomes.0---succeed. *******************************************************/ s32 gtp_read_version(struct i2c_client *client, u16 *version) { s32 ret = -1; s32 i; u8 buf[8] = {GTP_REG_VERSION >> 8, GTP_REG_VERSION & 0xff}; GTP_DEBUG_FUNC(); ret = gtp_i2c_read(client, buf, sizeof(buf)); if (ret < 0) { GTP_ERROR("GTP read version failed"); return ret; } if (version) { *version = (buf[7] << 8) | buf[6]; } tpd_info.vid = *version; tpd_info.pid = 0x00; for (i = 0; i < 4; i++) { if (buf[i + 2] < 0x30)break; tpd_info.pid |= ((buf[i + 2] - 0x30) << ((3 - i) * 4)); } if (buf[5] == 0x00) { GTP_INFO("IC VERSION: %c%c%c%c_%02x%02x", buf[2], buf[3], buf[4], buf[5], buf[7], buf[6]); } else { if (buf[5] == 'S' || buf[5] == 's') { chip_gt9xxs = 1; } GTP_INFO("IC VERSION:%c%c%c%c_%02x%02x", buf[2], buf[3], buf[4], buf[5], buf[7], buf[6]); } return ret; } /*lenovo-sw xuwen1 add 20140418 for read FW & ID version begin*/ #ifdef LENOVO_READ_FW_ID u32 gtp_read_ID_version(struct i2c_client *client) { u32 ret = -1; int i; u8 buf[3] = {GTP_REG_SENSOR_ID >> 8, GTP_REG_SENSOR_ID & 0xff}; ret = gtp_i2c_read(client, buf, sizeof(buf)); if (ret < 0) { GTP_ERROR("GTP read ID version failed"); return ret; } tpd_info.mid = buf[2]; for(i = 0; i < sizeof(buf); i++) { printk("[TSP-xw]the [%d] is 0x%08x ...\n", i, (int)buf[i]); } return ret; } unsigned int tpd_read_fw_version(void) { unsigned int tp_fw_version =0x00; tp_fw_version = tpd_info.vid; printk("[TSP-xw]:tp_fw_version is 0x%08x\n",tp_fw_version); return(tp_fw_version); } unsigned int tpd_read_id_version(void) { unsigned int tp_id_version =0x00; tp_id_version = tpd_info.mid; printk("[TSP-xw]:tp_id_version is 0x%08x\n",tp_id_version); return(tp_id_version); } static int get_tpd_info(void) { char *ic_name = "goodix"; tpd_info_t ->name = ic_name; //ic_name; tpd_info_t ->fw_num = tpd_read_fw_version(); tpd_info_t ->types = tpd_read_id_version(); have_correct_setting = 1; } #endif /*lenovo-sw xuwen1 add 20140418 for read FW & ID version end*/ /*lenovo-sw xuwen1 add 20140418 for read gesture version begin*/ #ifdef LENOVO_GESTURE_WAKEUP int get_array_flag(void) { return letter; } EXPORT_SYMBOL(get_array_flag); #endif /*lenovo-sw xuwen1 add 20140418 for read gesture version end*/ #if GTP_DRIVER_SEND_CFG /******************************************************* Function: Get information from ic, such as resolution and int trigger type Input: client: i2c client private struct. Output: FAIL: i2c failed, SUCCESS: i2c ok *******************************************************/ static s32 gtp_get_info(struct i2c_client *client) { u8 opr_buf[6] = {0}; s32 ret = 0; opr_buf[0] = (u8)((GTP_REG_CONFIG_DATA+1) >> 8); opr_buf[1] = (u8)((GTP_REG_CONFIG_DATA+1) & 0xFF); ret = gtp_i2c_read(client, opr_buf, 6); if (ret < 0) { return FAIL; } abs_x_max = (opr_buf[3] << 8) + opr_buf[2]; abs_y_max = (opr_buf[5] << 8) + opr_buf[4]; opr_buf[0] = (u8)((GTP_REG_CONFIG_DATA+6) >> 8); opr_buf[1] = (u8)((GTP_REG_CONFIG_DATA+6) & 0xFF); ret = gtp_i2c_read(client, opr_buf, 3); if (ret < 0) { return FAIL; } int_type = opr_buf[2] & 0x03; GTP_INFO("X_MAX = %d, Y_MAX = %d, TRIGGER = 0x%02x", abs_x_max,abs_y_max, int_type); return SUCCESS; } #endif /******************************************************* Function: GTP initialize function. Input: client: i2c client private struct. Output: Executive outcomes.0---succeed. *******************************************************/ static s32 gtp_init_panel(struct i2c_client *client) { s32 ret = 0; #if GTP_DRIVER_SEND_CFG s32 i; u8 check_sum = 0; u8 opr_buf[16]; u8 sensor_id = 0; u8 cfg_info_group1[] = CTP_CFG_GROUP1; u8 cfg_info_group2[] = CTP_CFG_GROUP2; u8 cfg_info_group3[] = CTP_CFG_GROUP3; u8 cfg_info_group4[] = CTP_CFG_GROUP4; u8 cfg_info_group5[] = CTP_CFG_GROUP5; u8 cfg_info_group6[] = CTP_CFG_GROUP6; u8 *send_cfg_buf[] = {cfg_info_group1, cfg_info_group2, cfg_info_group3, cfg_info_group4, cfg_info_group5, cfg_info_group6}; u8 cfg_info_len[] = { CFG_GROUP_LEN(cfg_info_group1), CFG_GROUP_LEN(cfg_info_group2), CFG_GROUP_LEN(cfg_info_group3), CFG_GROUP_LEN(cfg_info_group4), CFG_GROUP_LEN(cfg_info_group5), CFG_GROUP_LEN(cfg_info_group6)}; #if GTP_CHARGER_SWITCH u8 cfg_info_group1_charger[] = CTP_CFG_GROUP1_CHARGER; u8 *send_charger_cfg_buf[] = {cfg_info_group1_charger, cfg_info_group2, cfg_info_group3, cfg_info_group4, cfg_info_group5, cfg_info_group6}; u8 charger_cfg_info_len[] = { CFG_GROUP_LEN(cfg_info_group1_charger), CFG_GROUP_LEN(cfg_info_group2), CFG_GROUP_LEN(cfg_info_group3), CFG_GROUP_LEN(cfg_info_group4), CFG_GROUP_LEN(cfg_info_group5), CFG_GROUP_LEN(cfg_info_group6)}; GTP_DEBUG("Charger Config Groups\' Lengths: %d, %d, %d, %d, %d, %d", charger_cfg_info_len[0], charger_cfg_info_len[1], charger_cfg_info_len[2], charger_cfg_info_len[3], charger_cfg_info_len[4], charger_cfg_info_len[5]); #endif GTP_DEBUG("Config Groups\' Lengths: %d, %d, %d, %d, %d, %d", cfg_info_len[0], cfg_info_len[1], cfg_info_len[2], cfg_info_len[3], cfg_info_len[4], cfg_info_len[5]); if ((!cfg_info_len[1]) && (!cfg_info_len[2]) && (!cfg_info_len[3]) && (!cfg_info_len[4]) && (!cfg_info_len[5])) { sensor_id = 0; } else { #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { msleep(50); } #endif ret = gtp_i2c_read_dbl_check(client, GTP_REG_SENSOR_ID, &sensor_id, 1); if (SUCCESS == ret) { if (sensor_id >= 0x06) { GTP_ERROR("Invalid sensor_id(0x%02X), No Config Sent!", sensor_id); pnl_init_error = 1; #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { // do nothing; } else #endif { gtp_get_info(client); } return -1; } } else { GTP_ERROR("Failed to get sensor_id, No config sent!"); pnl_init_error = 1; return -1; } GTP_INFO("Sensor_ID: %d", sensor_id); } cfg_len = cfg_info_len[sensor_id]; #if GTP_CHARGER_SWITCH charger_cfg_len = charger_cfg_info_len[sensor_id]; GTP_INFO("CHARGER_CTP_CONFIG_GROUP%d used, config length: %d", sensor_id + 1, charger_cfg_len); if(charger_cfg_len < GTP_CONFIG_MIN_LENGTH) { GTP_ERROR("CHARGER_CTP_CONFIG_GROUP%d is INVALID CONFIG GROUP! NO Config Sent! You need to check you header file CFG_GROUP section!", sensor_id+1); pnl_init_error = 1; return -1; } #endif GTP_INFO("CTP_CONFIG_GROUP%d used, config length: %d", sensor_id + 1, cfg_len); if (cfg_len < GTP_CONFIG_MIN_LENGTH) { GTP_ERROR("CTP_CONFIG_GROUP%d is INVALID CONFIG GROUP! NO Config Sent! You need to check you header file CFG_GROUP section!", sensor_id+1); pnl_init_error = 1; return -1; } #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { fixed_config = 0; } else #endif { ret = gtp_i2c_read_dbl_check(client, GTP_REG_CONFIG_DATA, &opr_buf[0], 1); if (ret == SUCCESS) { GTP_DEBUG("CFG_CONFIG_GROUP%d Config Version: %d, 0x%02X; IC Config Version: %d, 0x%02X", sensor_id+1, send_cfg_buf[sensor_id][0], send_cfg_buf[sensor_id][0], opr_buf[0], opr_buf[0]); if (opr_buf[0] < 90)//lenovo-sw xuwen1 modify 20140807 for protect solidified cfg { grp_cfg_version = send_cfg_buf[sensor_id][0]; // backup group config version send_cfg_buf[sensor_id][0] = 0x00; #if GTP_CHARGER_SWITCH charger_grp_cfg_version = send_charger_cfg_buf[sensor_id][0]; send_charger_cfg_buf[sensor_id][0] = 0x00; #endif fixed_config = 0; } else // treated as fixed config, not send config { GTP_INFO("Ic fixed config with config version(%d)", opr_buf[0]); fixed_config = 1; } } else { GTP_ERROR("Failed to get ic config version!No config sent!"); return -1; } } memset(&config[GTP_ADDR_LENGTH], 0, GTP_CONFIG_MAX_LENGTH); memcpy(&config[GTP_ADDR_LENGTH], send_cfg_buf[sensor_id], cfg_len); #if GTP_CHARGER_SWITCH memset(&charger_config[GTP_ADDR_LENGTH], 0, GTP_CONFIG_MAX_LENGTH); memcpy(&charger_config[GTP_ADDR_LENGTH], send_charger_cfg_buf[sensor_id], charger_cfg_len); #endif #if GTP_CUSTOM_CFG config[RESOLUTION_LOC] = (u8)GTP_MAX_WIDTH; config[RESOLUTION_LOC + 1] = (u8)(GTP_MAX_WIDTH>>8); config[RESOLUTION_LOC + 2] = (u8)GTP_MAX_HEIGHT; config[RESOLUTION_LOC + 3] = (u8)(GTP_MAX_HEIGHT>>8); if (GTP_INT_TRIGGER == 0) //RISING { config[TRIGGER_LOC] &= 0xfe; } else if (GTP_INT_TRIGGER == 1) //FALLING { config[TRIGGER_LOC] |= 0x01; } #if GTP_CHARGER_SWITCH charger_config[RESOLUTION_LOC] = (u8)GTP_MAX_WIDTH; charger_config[RESOLUTION_LOC + 1] = (u8)(GTP_MAX_WIDTH>>8); charger_config[RESOLUTION_LOC + 2] = (u8)GTP_MAX_HEIGHT; charger_config[RESOLUTION_LOC + 3] = (u8)(GTP_MAX_HEIGHT>>8); if (GTP_INT_TRIGGER == 0) //RISING { charger_config[TRIGGER_LOC] &= 0xfe; } else if (GTP_INT_TRIGGER == 1) //FALLING { charger_config[TRIGGER_LOC] |= 0x01; } #endif #endif // GTP_CUSTOM_CFG check_sum = 0; for (i = GTP_ADDR_LENGTH; i < cfg_len; i++) { check_sum += config[i]; } config[cfg_len] = (~check_sum) + 1; #if GTP_CHARGER_SWITCH check_sum = 0; for (i = GTP_ADDR_LENGTH; i < charger_cfg_len; i++) { check_sum += charger_config[i]; } charger_config[charger_cfg_len] = (~check_sum) + 1; #endif #else // DRIVER NOT SEND CONFIG cfg_len = GTP_CONFIG_MAX_LENGTH; ret = gtp_i2c_read(client, config, cfg_len + GTP_ADDR_LENGTH); if (ret < 0) { GTP_ERROR("Read Config Failed, Using DEFAULT Resolution & INT Trigger!"); abs_x_max = GTP_MAX_WIDTH; abs_y_max = GTP_MAX_HEIGHT; int_type = GTP_INT_TRIGGER; } #endif // GTP_DRIVER_SEND_CFG GTP_DEBUG_FUNC(); if ((abs_x_max == 0) && (abs_y_max == 0)) { abs_x_max = (config[RESOLUTION_LOC + 1] << 8) + config[RESOLUTION_LOC]; abs_y_max = (config[RESOLUTION_LOC + 3] << 8) + config[RESOLUTION_LOC + 2]; int_type = (config[TRIGGER_LOC]) & 0x03; } #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { u8 have_key = 0; if (!memcmp(>p_default_FW_fl[4], "950", 3)) { driver_num = config[GTP_REG_MATRIX_DRVNUM - GTP_REG_CONFIG_DATA + 2]; sensor_num = config[GTP_REG_MATRIX_SENNUM - GTP_REG_CONFIG_DATA + 2]; } else { driver_num = (config[CFG_LOC_DRVA_NUM]&0x1F) + (config[CFG_LOC_DRVB_NUM]&0x1F); sensor_num = (config[CFG_LOC_SENS_NUM]&0x0F) + ((config[CFG_LOC_SENS_NUM]>>4)&0x0F); } have_key = config[GTP_REG_HAVE_KEY - GTP_REG_CONFIG_DATA + 2] & 0x01; // have key or not if (1 == have_key) { driver_num--; } GTP_INFO("Driver * Sensor: %d * %d(Key: %d), X_MAX = %d, Y_MAX = %d, TRIGGER = 0x%02x", driver_num, sensor_num, have_key, abs_x_max,abs_y_max,int_type); } else #endif { #if GTP_DRIVER_SEND_CFG #if GTP_CHARGER_SWITCH gtp_charger_switch(1); #else ret = gtp_send_cfg(client); if (ret < 0) { GTP_ERROR("Send config error."); } #endif // set config version to CTP_CFG_GROUP // for resume to send config config[GTP_ADDR_LENGTH] = grp_cfg_version; check_sum = 0; for (i = GTP_ADDR_LENGTH; i < cfg_len; i++) { check_sum += config[i]; } config[cfg_len] = (~check_sum) + 1; /**********************/ #if GTP_CHARGER_SWITCH charger_config[GTP_ADDR_LENGTH] = charger_grp_cfg_version; check_sum = 0; for (i = GTP_ADDR_LENGTH; i < charger_cfg_len; i++) { check_sum += charger_config[i]; } charger_config[charger_cfg_len] = (~check_sum) + 1; #endif /**********************/ #endif GTP_INFO("X_MAX = %d, Y_MAX = %d, TRIGGER = 0x%02x", abs_x_max,abs_y_max,int_type); } msleep(10); return 0; } static s8 gtp_i2c_test(struct i2c_client *client) { u8 retry = 0; s8 ret = -1; u32 hw_info = 0; GTP_DEBUG_FUNC(); while (retry++ < 5) { ret = i2c_read_bytes(client, GTP_REG_HW_INFO, (u8 *)&hw_info, sizeof(hw_info)); if ((!ret) && (hw_info == 0x00900600)) //20121212 { return ret; } GTP_ERROR("GTP_REG_HW_INFO : %08X", hw_info); GTP_ERROR("GTP i2c test failed time %d.", retry); msleep(10); } return -1; } /******************************************************* Function: Set INT pin as input for FW sync. Note: If the INT is high, It means there is pull up resistor attached on the INT pin. Pull low the INT pin manaully for FW sync. *******************************************************/ void gtp_int_sync(s32 ms) { GTP_GPIO_OUTPUT(GTP_INT_PORT, 0); msleep(ms); GTP_GPIO_AS_INT(GTP_INT_PORT); } void gtp_reset_guitar(struct i2c_client *client, s32 ms) { GTP_INFO("GTP RESET!\n"); GTP_GPIO_OUTPUT(GTP_RST_PORT, 0); msleep(ms); GTP_GPIO_OUTPUT(GTP_INT_PORT, client->addr == 0x14); msleep(2); GTP_GPIO_OUTPUT(GTP_RST_PORT, 1); msleep(6); //must >= 6ms #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { return; } #endif gtp_int_sync(100); // for dbl-system #if GTP_ESD_PROTECT gtp_init_ext_watchdog(i2c_client_point); #endif } static int tpd_power_on(struct i2c_client *client) { int ret = 0; int reset_count = 0; reset_proc: GTP_GPIO_OUTPUT(GTP_RST_PORT, 0); GTP_GPIO_OUTPUT(GTP_INT_PORT, 0); msleep(10); #if 0 // power on CTP mt_set_gpio_mode(GPIO_CTP_EN_PIN, GPIO_CTP_EN_PIN_M_GPIO); mt_set_gpio_dir(GPIO_CTP_EN_PIN, GPIO_DIR_OUT); mt_set_gpio_out(GPIO_CTP_EN_PIN, GPIO_OUT_ONE); #else // ( defined(MT6575) || defined(MT6577) || defined(MT6589) ) #ifdef TPD_POWER_SOURCE_CUSTOM hwPowerOn(TPD_POWER_SOURCE_CUSTOM, VOL_2800, "TP"); #else hwPowerOn(MT65XX_POWER_LDO_VGP2, VOL_2800, "TP"); #endif #ifdef TPD_POWER_SOURCE_1800 hwPowerOn(TPD_POWER_SOURCE_1800, VOL_1800, "TP"); #endif #endif gtp_reset_guitar(client, 20); #if GTP_COMPATIBLE_MODE gtp_get_chip_type(client); if (CHIP_TYPE_GT9F == gtp_chip_type) { ret = (int)gup_load_main_system(NULL); if(FAIL == ret) { GTP_ERROR("[tpd_power_on]Download fw failed."); if(reset_count++ < TPD_MAX_RESET_COUNT) { goto reset_proc; } else { return ret; } } } else #endif { ret = gtp_i2c_test(client); if (ret < 0) { GTP_ERROR("after_gtp_i2c_test I2C communication ERROR!"); if (reset_count < TPD_MAX_RESET_COUNT) { reset_count++; goto reset_proc; } } } return ret; } //**************** For GT9XXF Start ********************// #if GTP_COMPATIBLE_MODE void gtp_get_chip_type(struct i2c_client *client) { u8 opr_buf[10] = {0x00}; s32 ret = 0; msleep(10); ret = gtp_i2c_read_dbl_check(client, GTP_REG_CHIP_TYPE, opr_buf, 10); if (FAIL == ret) { GTP_ERROR("Failed to get chip-type, set chip type default: GOODIX_GT9"); gtp_chip_type = CHIP_TYPE_GT9; tpd_load_status = 0; return; } if (!memcmp(opr_buf, "GOODIX_GT9", 10)) { gtp_chip_type = CHIP_TYPE_GT9; } else // GT9XXF { gtp_chip_type = CHIP_TYPE_GT9F; } #ifdef CUSTOM_CHIP_TYPE gtp_chip_type = CUSTOM_CHIP_TYPE; // for test #endif GTP_INFO("Chip Type: %s", (gtp_chip_type == CHIP_TYPE_GT9) ? "GOODIX_GT9" : "GOODIX_GT9F"); tpd_load_status = 1; check_flag = true; } static u8 gtp_bak_ref_proc(struct i2c_client *client, u8 mode) { s32 i = 0; s32 j = 0; s32 ret = 0; struct file *flp = NULL; u8 *refp = NULL; u32 ref_len = 0; u32 ref_seg_len = 0; s32 ref_grps = 0; s32 ref_chksum = 0; u16 tmp = 0; GTP_DEBUG("[gtp_bak_ref_proc]Driver:%d,Sensor:%d.", driver_num, sensor_num); //check file-system mounted GTP_DEBUG("[gtp_bak_ref_proc]Waiting for FS %d", gtp_ref_retries); if (gup_check_fs_mounted("/data") == FAIL) { GTP_DEBUG("[gtp_bak_ref_proc]/data not mounted"); if(gtp_ref_retries++ < GTP_CHK_FS_MNT_MAX) { return FAIL; } } else { GTP_DEBUG("[gtp_bak_ref_proc]/data mounted !!!!"); } if (!memcmp(>p_default_FW_fl[4], "950", 3)) { ref_seg_len = (driver_num * (sensor_num - 1) + 2) * 2; ref_grps = 6; ref_len = ref_seg_len * 6; // for GT950, backup-reference for six segments } else { ref_len = driver_num*(sensor_num-2)*2 + 4; ref_seg_len = ref_len; ref_grps = 1; } refp = (u8 *)kzalloc(ref_len, GFP_KERNEL); if(refp == NULL) { GTP_ERROR("[gtp_bak_ref_proc]Alloc memory for ref failed.use default ref"); return FAIL; } memset(refp, 0, ref_len); if(gtp_ref_retries >= GTP_CHK_FS_MNT_MAX) { for (j = 0; j < ref_grps; ++j) { refp[ref_seg_len + j * ref_seg_len -1] = 0x01; } ret = i2c_write_bytes(client, 0x99D0, refp, ref_len); if(-1 == ret) { GTP_ERROR("[gtp_bak_ref_proc]Write ref i2c error."); ret = FAIL; } GTP_ERROR("[gtp_bak_ref_proc]Bak file or path is not exist,send default ref."); ret = SUCCESS; goto exit_ref_proc; } //get ref file data flp = filp_open(GTP_BAK_REF_PATH, O_RDWR | O_CREAT, 0666); if (IS_ERR(flp)) { GTP_ERROR("[gtp_bak_ref_proc]Ref File not found!Creat ref file."); //flp->f_op->llseek(flp, 0, SEEK_SET); //flp->f_op->write(flp, (char *)refp, ref_len, &flp->f_pos); gtp_ref_retries++; ret = FAIL; goto exit_ref_proc; } else if(GTP_BAK_REF_SEND == mode) { flp->f_op->llseek(flp, 0, SEEK_SET); ret = flp->f_op->read(flp, (char *)refp, ref_len, &flp->f_pos); if(ret < 0) { GTP_ERROR("[gtp_bak_ref_proc]Read ref file failed."); memset(refp, 0, ref_len); } } if(GTP_BAK_REF_STORE == mode) { ret = i2c_read_bytes(client, 0x99D0, refp, ref_len); if(-1 == ret) { GTP_ERROR("[gtp_bak_ref_proc]Read ref i2c error."); ret = FAIL; goto exit_ref_proc; } flp->f_op->llseek(flp, 0, SEEK_SET); flp->f_op->write(flp, (char *)refp, ref_len, &flp->f_pos); } else { //checksum ref file for (j = 0; j < ref_grps; ++j) { ref_chksum = 0; for(i=0; i 120) || (gtp_clk_buf[i] != gtp_clk_buf[0])) { break; } clk_chksum += gtp_clk_buf[i]; } if((i == 5) && (clk_chksum == 0)) { GTP_INFO("Clk ram legality check success"); return SUCCESS; } GTP_ERROR("main clock freq in clock buf is wrong"); return FAIL; } static u8 gtp_main_clk_proc(struct i2c_client *client) { s32 ret = 0; u8 i = 0; u8 clk_cal_result = 0; u8 clk_chksum = 0; struct file *flp = NULL; //check clk legality ret = gtp_check_clk_legality(); if(SUCCESS == ret) { goto send_main_clk; } GTP_DEBUG("[gtp_main_clk_proc]Waiting for FS %d", gtp_ref_retries); if (gup_check_fs_mounted("/data") == FAIL) { GTP_DEBUG("[gtp_main_clk_proc]/data not mounted"); if(gtp_clk_retries++ < GTP_CHK_FS_MNT_MAX) { return FAIL; } else { GTP_ERROR("[gtp_main_clk_proc]Wait for file system timeout,need cal clk"); } } else { GTP_DEBUG("[gtp_main_clk_proc]/data mounted !!!!"); flp = filp_open(GTP_MAIN_CLK_PATH, O_RDWR | O_CREAT, 0666); if (!IS_ERR(flp)) { flp->f_op->llseek(flp, 0, SEEK_SET); ret = flp->f_op->read(flp, (char *)gtp_clk_buf, 6, &flp->f_pos); if(ret > 0) { ret = gtp_check_clk_legality(); if(SUCCESS == ret) { GTP_DEBUG("[gtp_main_clk_proc]Open & read & check clk file success."); goto send_main_clk; } } } GTP_ERROR("[gtp_main_clk_proc]Check clk file failed,need cal clk"); } //cal clk #if GTP_ESD_PROTECT gtp_esd_switch(client, SWITCH_OFF); #endif clk_cal_result = gup_clk_calibration(); force_reset_guitar(); GTP_DEBUG("&&&&&&&&&&clk cal result:%d", clk_cal_result); #if GTP_ESD_PROTECT gtp_esd_switch(client, SWITCH_ON); #endif if(clk_cal_result < 50 || clk_cal_result > 120) { GTP_ERROR("[gtp_main_clk_proc]cal clk result is illegitimate"); ret = FAIL; goto exit_clk_proc; } for(i = 0;i < 5; i++) { gtp_clk_buf[i] = clk_cal_result; clk_chksum += gtp_clk_buf[i]; } gtp_clk_buf[5] = 0 - clk_chksum; if (IS_ERR(flp)) { flp = filp_open(GTP_MAIN_CLK_PATH, O_RDWR | O_CREAT, 0666); } else { flp->f_op->llseek(flp, 0, SEEK_SET); flp->f_op->write(flp, (char *)gtp_clk_buf, 6, &flp->f_pos); } send_main_clk: ret = i2c_write_bytes(client, 0x8020, gtp_clk_buf, 6); if(-1 == ret) { GTP_ERROR("[gtp_main_clk_proc]send main clk i2c error!"); ret = FAIL; goto exit_clk_proc; } ret = SUCCESS; exit_clk_proc: if(flp!= NULL&&!IS_ERR(flp)) { filp_close(flp, NULL); } return ret; } #endif //************* For GT9XXF End **********************// static const struct file_operations gt_upgrade_proc_fops = { .write = gt91xx_config_write_proc, .read = gt91xx_config_read_proc }; #ifdef CONFIG_OF_TOUCH static int tpd_irq_registration(void) { struct device_node *node = NULL; int ret = 0; u32 ints[2] = {0,0}; node = of_find_compatible_node(NULL, NULL, "mediatek, TOUCH_PANEL-eint"); if(node){ of_property_read_u32_array(node , "debounce", ints, ARRAY_SIZE(ints)); gpio_set_debounce(ints[0], ints[1]); touch_irq = irq_of_parse_and_map(node, 0); if (!int_type) //EINTF_TRIGGER { ret = request_irq(touch_irq, tpd_eint_interrupt_handler, EINTF_TRIGGER_RISING, "TOUCH_PANEL-eint", NULL); gtp_eint_trigger_type = EINTF_TRIGGER_RISING; if(ret > 0) GTP_ERROR("tpd request_irq IRQ LINE NOT AVAILABLE!."); } else { ret = request_irq(touch_irq, tpd_eint_interrupt_handler, EINTF_TRIGGER_FALLING, "TOUCH_PANEL-eint", NULL); gtp_eint_trigger_type = EINTF_TRIGGER_FALLING; if(ret > 0) GTP_ERROR("tpd request_irq IRQ LINE NOT AVAILABLE!."); } }else{ GTP_ERROR("[%s] tpd request_irq can not find touch eint device node!."); } } #endif static int tpd_registration(void *client) { s32 err = 0; s32 ret = 0; u16 version_info; #if GTP_HAVE_TOUCH_KEY s32 idx = 0; #endif #ifdef TPD_PROXIMITY struct hwmsen_object obj_ps; #endif GTP_ERROR("tpd registration start."); i2c_client_point = (struct i2c_client *)client; ret = tpd_power_on(i2c_client_point); if (ret < 0) { return -1;//lenovo-sw xuwen1 add for test GTP_ERROR("after_tpd_power_on I2C communication ERROR!"); } //#ifdef VELOCITY_CUSTOM #if 0 if ((err = misc_register(&tpd_misc_device))) { printk("mtk_tpd: tpd_misc_device register failed\n"); } #endif #ifdef VELOCITY_CUSTOM tpd_v_magnify_x = TPD_VELOCITY_CUSTOM_X; tpd_v_magnify_y = TPD_VELOCITY_CUSTOM_Y; #endif #if TOUCH_FILTER memcpy(&tpd_filter, &tpd_filter_local, sizeof(struct tpd_filter_t)); #endif ret = gtp_read_version(i2c_client_point, &version_info); if (ret < 0) { GTP_ERROR("Read version failed."); } ret = gtp_init_panel(i2c_client_point); if (ret < 0) { GTP_ERROR("GTP init panel failed."); } // Create proc file system gt91xx_config_proc = proc_create(GT91XX_CONFIG_PROC_FILE, 0660, NULL, >_upgrade_proc_fops); if (gt91xx_config_proc == NULL) { GTP_ERROR("create_proc_entry %s failed\n", GT91XX_CONFIG_PROC_FILE); } /*lenovo-sw xuwen1 add 20140718 for read fw&id begin*/ #ifdef LENOVO_READ_FW_ID ret = gtp_read_ID_version(client); if (ret < 0) { GTP_ERROR("Read id version failed."); } get_tpd_info(); #endif /*lenovo-sw xuwen1 add 20140718 for read fw&id end*/ #if GTP_CREATE_WR_NODE init_wr_node(i2c_client_point); #endif thread = kthread_run(touch_event_handler, 0, TPD_DEVICE); if (IS_ERR(thread)) { err = PTR_ERR(thread); GTP_INFO(TPD_DEVICE " failed to create kernel thread: %d\n", err); } #if GTP_HAVE_TOUCH_KEY for (idx = 0; idx < GTP_MAX_KEY_NUM; idx++) { input_set_capability(tpd->dev, EV_KEY, touch_key_array[idx]); } #endif #if GTP_SCP_GESTURE_WAKEUP ret = get_md32_semaphore(SEMAPHORE_TOUCH); if (ret < 0) { GTP_ERROR("[TOUCH] HW semaphore reqiure timeout\n"); } #elif GTP_SLIDE_WAKEUP input_set_capability(tpd->dev, EV_KEY, KEY_POWER); input_set_capability(tpd->dev, EV_KEY, KEY_SLIDE); #endif #if GTP_WITH_PEN // pen support __set_bit(BTN_TOOL_PEN, tpd->dev->keybit); __set_bit(INPUT_PROP_DIRECT, tpd->dev->propbit); //__set_bit(INPUT_PROP_POINTER, tpd->dev->propbit); // 20130722 #endif // set INT mode mt_set_gpio_mode(GPIO_CTP_EINT_PIN, GPIO_CTP_EINT_PIN_M_EINT); mt_set_gpio_dir(GPIO_CTP_EINT_PIN, GPIO_DIR_IN); mt_set_gpio_pull_enable(GPIO_CTP_EINT_PIN, GPIO_PULL_DISABLE); msleep(50); #ifdef CONFIG_OF_TOUCH tpd_irq_registration(); enable_irq(touch_irq); #else if (!int_type) //EINTF_TRIGGER { mt_eint_registration(CUST_EINT_TOUCH_PANEL_NUM, EINTF_TRIGGER_RISING, tpd_eint_interrupt_handler, 1); gtp_eint_trigger_type = EINTF_TRIGGER_RISING; } else { mt_eint_registration(CUST_EINT_TOUCH_PANEL_NUM, EINTF_TRIGGER_FALLING, tpd_eint_interrupt_handler, 1); gtp_eint_trigger_type = EINTF_TRIGGER_FALLING; } #endif mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); #if GTP_AUTO_UPDATE ret = gup_init_update_proc(i2c_client_point); if (ret < 0) { GTP_ERROR("Create update thread error."); } #endif #ifdef TPD_PROXIMITY //obj_ps.self = cm3623_obj; obj_ps.polling = 0; //0--interrupt mode;1--polling mode; obj_ps.sensor_operate = tpd_ps_operate; if ((err = hwmsen_attach(ID_PROXIMITY, &obj_ps))) { GTP_ERROR("hwmsen attach fail, return:%d.", err); } #endif #if GTP_ESD_PROTECT gtp_esd_switch(i2c_client_point, SWITCH_ON); #endif GTP_ERROR("tpd registration done."); tpd_load_status = 1;//lenovo-sw xuwen1 20140730 return 0; } static s32 tpd_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id) { int err = 0; int count = 0; GTP_INFO("[wj]tpd_i2c_probe start."); /*lenovo-sw xuwen1 delete 20140812 for recovery mode begin, wangxf14 porting for recovery touch*/ /* if (RECOVERY_BOOT == get_boot_mode()) return 0;*/ /*lenovo-sw xuwen1 delete 20140812 for recovery mode end, wangxf14 porting for recovery touch*/ probe_thread =kthread_run(tpd_registration, client, "tpd_probe"); if (IS_ERR(probe_thread)) { err = PTR_ERR(probe_thread); GTP_INFO(TPD_DEVICE " failed to create probe thread: %d\n", err); return err; } do{ msleep(10); count++; if(check_flag) break; }while(count < 50); GTP_INFO("tpd_i2c_probe done.count = %d, flag = %d",count,check_flag); return 0; } #ifdef CONFIG_OF_TOUCH static irqreturn_t tpd_eint_interrupt_handler(unsigned irq, struct irq_desc *desc) { TPD_DEBUG_PRINT_INT; tpd_flag = 1; wake_up_interruptible(&waiter); } #else static void tpd_eint_interrupt_handler(void) { TPD_DEBUG_PRINT_INT; tpd_flag = 1; wake_up_interruptible(&waiter); } #endif static int tpd_i2c_remove(struct i2c_client *client) { #if GTP_CREATE_WR_NODE uninit_wr_node(); #endif #if GTP_ESD_PROTECT destroy_workqueue(gtp_esd_check_workqueue); #endif return 0; } #if (GTP_ESD_PROTECT || GTP_COMPATIBLE_MODE) void force_reset_guitar(void) { s32 i = 0; s32 ret = 0; //static u8 is_reseting = 0; if(is_reseting || (load_fw_process == 1)) { return; } GTP_INFO("force_reset_guitar"); is_reseting = 1; #ifdef CONFIG_OF_TOUCH disable_irq(touch_irq); #else mt_eint_mask(CUST_EINT_TOUCH_PANEL_NUM); #endif GTP_GPIO_OUTPUT(GTP_RST_PORT, 0); GTP_GPIO_OUTPUT(GTP_INT_PORT, 0); #if 0 //Power off TP mt_set_gpio_mode(GPIO_CTP_EN_PIN, GPIO_CTP_EN_PIN_M_GPIO); mt_set_gpio_dir(GPIO_CTP_EN_PIN, GPIO_DIR_OUT); mt_set_gpio_out(GPIO_CTP_EN_PIN, GPIO_OUT_ZERO); msleep(30); //Power on TP mt_set_gpio_out(GPIO_CTP_EN_PIN, GPIO_OUT_ONE); msleep(30); #else // ( defined(MT6575) || defined(MT6577) || defined(MT6589) ) // Power off TP #ifdef TPD_POWER_SOURCE_CUSTOM hwPowerDown(TPD_POWER_SOURCE_CUSTOM, "TP"); #else hwPowerDown(MT65XX_POWER_LDO_VGP2, "TP"); #endif #ifdef TPD_POWER_SOURCE_1800 hwPowerDown(TPD_POWER_SOURCE_1800, "TP"); #endif msleep(30); // Power on TP #ifdef TPD_POWER_SOURCE_CUSTOM hwPowerOn(TPD_POWER_SOURCE_CUSTOM, VOL_2800, "TP"); #else hwPowerOn(MT65XX_POWER_LDO_VGP2, VOL_2800, "TP"); #endif msleep(30); #endif #ifdef CONFIG_OF_TOUCH enable_irq(touch_irq); #else mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); #endif for (i = 0; i < 5; i++) { //Reset Guitar gtp_reset_guitar(i2c_client_point, 20); #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { //check code ram ret = gup_load_main_system(NULL); if(FAIL == ret) { GTP_ERROR("[force_reset_guitar]Check & repair fw failed."); continue; } } else #endif { //Send config ret = gtp_send_cfg(i2c_client_point); if (ret < 0) { continue; } } break; } is_reseting = 0; } #endif #if GTP_ESD_PROTECT static s32 gtp_init_ext_watchdog(struct i2c_client *client) { u8 opr_buffer[2] = {0xAA}; GTP_DEBUG("Init external watchdog."); return i2c_write_bytes(client, 0x8041, opr_buffer, 1); } void gtp_esd_switch(struct i2c_client *client, s32 on) { spin_lock(&esd_lock); if (SWITCH_ON == on) // switch on esd { if (!esd_running) { esd_running = 1; spin_unlock(&esd_lock); GTP_INFO("Esd started"); queue_delayed_work(gtp_esd_check_workqueue, >p_esd_check_work, clk_tick_cnt); } else { spin_unlock(&esd_lock); } } else // switch off esd { if (esd_running) { esd_running = 0; spin_unlock(&esd_lock); GTP_INFO("Esd cancelled"); cancel_delayed_work(>p_esd_check_work); } else { spin_unlock(&esd_lock); } } } static void gtp_esd_check_func(struct work_struct *work) { s32 i = 0; s32 ret = -1; u8 esd_buf[2] = {0x00}; if (tpd_halt) { GTP_INFO("Esd suspended!"); return; } if(1 == load_fw_process) { GTP_INFO("Load FW process is runing"); return; } //mutex_lock(&i2c_access); for (i = 0; i < 3; i++) { ret = i2c_read_bytes_non_dma(i2c_client_point, 0x8040, esd_buf, 2); GTP_DEBUG("[Esd]0x8040 = 0x%02X, 0x8041 = 0x%02X", esd_buf[0], esd_buf[1]); if (ret < 0) { // IIC communication problem continue; } else { if ((esd_buf[0] == 0xAA) || (esd_buf[1] != 0xAA)) { u8 chk_buf[2] = {0x00}; i2c_read_bytes_non_dma(i2c_client_point, 0x8040, chk_buf, 2); GTP_DEBUG("[Check]0x8040 = 0x%02X, 0x8041 = 0x%02X", chk_buf[0], chk_buf[1]); if ( (chk_buf[0] == 0xAA) || (chk_buf[1] != 0xAA) ) { i = 3; // jump to reset guitar break; } else { continue; } } else { // IC works normally, Write 0x8040 0xAA, feed the watchdog esd_buf[0] = 0xAA; i2c_write_bytes_non_dma(i2c_client_point, 0x8040, esd_buf, 1); break; } } } if (i >= 3) { #if GTP_COMPATIBLE_MODE if ((CHIP_TYPE_GT9F == gtp_chip_type) && (1 == rqst_processing)) { GTP_INFO("Request Processing, no reset guitar."); } else #endif { GTP_INFO("IC works abnormally! Process reset guitar."); memset(esd_buf, 0x01, sizeof(esd_buf)); i2c_write_bytes(i2c_client_point, 0x4226, esd_buf, sizeof(esd_buf)); msleep(50); force_reset_guitar(); } } #if FLASHLESS_FLASH_WORKROUND { u8 versionBuff[6]; int retry = 0; u8 temp = 0; while(retry++ < 3) { ret = i2c_read_bytes_non_dma(i2c_client_point, 0x8140, versionBuff, 4); if(ret < 0) { continue; } if( memcmp(versionBuff, >p_default_FW_fl[4], 4) !=0 ) { continue; } temp = versionBuff[5]; versionBuff[5] = versionBuff[4]; versionBuff[4] = temp; //match vid if( memcmp(&versionBuff[4], >p_default_FW_fl[12], 2) !=0 ) { continue; } break; } if(retry>=3) { GTP_INFO("IC version error., force reset!"); force_reset_guitar(); } } #endif //mutex_unlock(&i2c_access); if (!tpd_halt) { queue_delayed_work(gtp_esd_check_workqueue, >p_esd_check_work, clk_tick_cnt); } else { GTP_INFO("Esd suspended!"); } return; } #endif static int tpd_history_x=0, tpd_history_y=0; static void tpd_down(s32 x, s32 y, s32 size, s32 id) { #if GTP_CHARGER_SWITCH if(is_charger_cfg_updating){ printk("tpd_down ignored when CFG changing\n"); return; } #endif if ((!size) && (!id)) { input_report_abs(tpd->dev, ABS_MT_PRESSURE, 100); input_report_abs(tpd->dev, ABS_MT_TOUCH_MAJOR, 100); } else { input_report_abs(tpd->dev, ABS_MT_PRESSURE, size); input_report_abs(tpd->dev, ABS_MT_TOUCH_MAJOR, size); /* track id Start 0 */ input_report_abs(tpd->dev, ABS_MT_TRACKING_ID, id); } input_report_key(tpd->dev, BTN_TOUCH, 1); input_report_abs(tpd->dev, ABS_MT_POSITION_X, x); input_report_abs(tpd->dev, ABS_MT_POSITION_Y, y); input_mt_sync(tpd->dev); TPD_DEBUG_SET_TIME; TPD_EM_PRINT(x, y, x, y, id, 1); tpd_history_x=x; tpd_history_y=y; //MMProfileLogEx(MMP_TouchPanelEvent, MMProfileFlagPulse, 1, x+y); #ifdef TPD_HAVE_BUTTON if (FACTORY_BOOT == get_boot_mode() || RECOVERY_BOOT == get_boot_mode()) { tpd_button(x, y, 1); } #endif } static void tpd_up(s32 x, s32 y, s32 id) { #if GTP_CHARGER_SWITCH if(is_charger_cfg_updating){ printk("tpd_up change is_charger_cfg_updating status\n"); is_charger_cfg_updating = false; return; } #endif //input_report_abs(tpd->dev, ABS_MT_PRESSURE, 0); input_report_key(tpd->dev, BTN_TOUCH, 0); //input_report_abs(tpd->dev, ABS_MT_TOUCH_MAJOR, 0); input_mt_sync(tpd->dev); TPD_DEBUG_SET_TIME; TPD_EM_PRINT(tpd_history_x, tpd_history_y, tpd_history_x, tpd_history_y, id, 0); tpd_history_x=0; tpd_history_y=0; //MMProfileLogEx(MMP_TouchPanelEvent, MMProfileFlagPulse, 0, x+y); #ifdef TPD_HAVE_BUTTON if (FACTORY_BOOT == get_boot_mode() || RECOVERY_BOOT == get_boot_mode()) { tpd_button(x, y, 0); } #endif } #if GTP_CHARGER_SWITCH static u64 CFG_time_interval = 0; static void gtp_charger_switch(s32 dir_update) { u32 chr_status = 0; u8 chr_cmd[3] = {0x80, 0x40}; static u8 chr_pluggedin = 0; int ret = 0; u8 buf[3] = {0x81, 0xaa, 0}; u64 cfg_timestamp = 0; #if 0 //6573 chr_status = *(volatile u32 *)CHR_CON0; chr_status &= (1 << 13); #else // ( defined(MT6575) || defined(MT6577) || defined(MT6589) ) if (!g_bat_init_flag) return; chr_status = upmu_is_chr_det(); #endif gtp_i2c_read(i2c_client_point,buf,sizeof(buf)); if(buf[2] == 0x55) { GTP_INFO("GTP gtp_charger_switch in Hotknot status CFG update ignored"); return; } if (chr_status) // charger plugged in { if (!chr_pluggedin || dir_update) { cfg_timestamp = sched_clock(); if((cfg_timestamp - CFG_time_interval)<500000000){ GTP_INFO("Update CFG Operation too fast, ignored"); return; } gtp_send_cfg_for_charger(i2c_client_point); chr_cmd[2] = 6; ret = gtp_i2c_write(i2c_client_point, chr_cmd, 3); if (ret > 0) { GTP_INFO("Update status for Charger Plugin"); } chr_pluggedin = 1; if(dir_update!=1) is_charger_cfg_updating = true; CFG_time_interval = cfg_timestamp; } } else // charger plugged out { if (chr_pluggedin || dir_update) { cfg_timestamp = sched_clock(); if((cfg_timestamp - CFG_time_interval)<500000000){ GTP_INFO("Update CFG Operation too fast, ignored"); return; } gtp_send_cfg(i2c_client_point); chr_cmd[2] = 7; ret = gtp_i2c_write(i2c_client_point, chr_cmd, 3); if (ret > 0) { GTP_INFO("Update status for Charger Plugout"); } chr_pluggedin = 0; if(dir_update!=1) is_charger_cfg_updating = true; CFG_time_interval = cfg_timestamp; } } } #endif /*lenovo-xuwen1 add code for tp button feature 2014-08-19, wangxf14 porting at 20140915 */ #ifdef LENOVO_POWEROFF_CHARGING_UI extern struct input_dev *kpd_input_dev; extern int ipo_flag; int tp_button_flag = 0; extern int g_tp_poweron; #ifdef LENOVO_POWEROFF_CHARGING_UI_FHD //fhd #define LENOVO_CHARGING_DRAW_LEFT (540-144) // percent number_left + 2*number_width #define LENOVO_CHARGING_DRAW_RIGHT (LENOVO_CHARGING_DRAW_LEFT+288) #define LENOVO_CHARGING_DRAW_BOTTOM (1920-40) #define LENOVO_CHARGING_DRAW_TOP (LENOVO_CHARGING_DRAW_BOTTOM-108) #elif LENOVO_POWEROFF_CHARGING_UI_HD #define LENOVO_CHARGING_DRAW_LEFT (191) // percent number_left + 2*number_width #define LENOVO_CHARGING_DRAW_RIGHT (191+337) #define LENOVO_CHARGING_DRAW_TOP (1280-80) #define LENOVO_CHARGING_DRAW_BOTTOM (1280) #else #define LENOVO_CHARGING_DRAW_LEFT (191) // percent number_left + 2*number_width #define LENOVO_CHARGING_DRAW_RIGHT (191+337) #define LENOVO_CHARGING_DRAW_TOP (1280-80) #define LENOVO_CHARGING_DRAW_BOTTOM (1280) #endif #endif /*lenovo-xuwen1 add code for tp button feature end 2014-08-19, wangxf14 porting at 20140915 */ static int touch_event_handler(void *unused) { struct sched_param param = { .sched_priority = RTPM_PRIO_TPD }; u8 end_cmd[3] = {GTP_READ_COOR_ADDR >> 8, GTP_READ_COOR_ADDR & 0xFF, 0}; u8 point_data[2 + 1 + 8 * GTP_MAX_TOUCH + 1] = {GTP_READ_COOR_ADDR >> 8, GTP_READ_COOR_ADDR & 0xFF}; u8 touch_num = 0; u8 finger = 0; static u8 pre_touch = 0; static u8 pre_key = 0; #if GTP_WITH_PEN static u8 pre_pen = 0; #endif u8 key_value = 0; u8 *coor_data = NULL; s32 input_x = 0; s32 input_y = 0; s32 input_w = 0; s32 id = 0; s32 i = 0; s32 ret = -1; #if GTP_COMPATIBLE_MODE u8 rqst_data[3] = {(u8)(GTP_REG_RQST >> 8), (u8)(GTP_REG_RQST & 0xFF), 0}; #endif #if HOTKNOT_BLOCK_RW u8 hn_pxy_state = 0; u8 hn_pxy_state_bak = 0; u8 hn_paired_cnt = 0; u8 hn_state_buf[10] = {(u8)(GTP_REG_HN_STATE>> 8), (u8)(GTP_REG_HN_STATE & 0xFF), 0}; #endif #ifdef TPD_PROXIMITY s32 err = 0; hwm_sensor_data sensor_data; u8 proximity_status; #endif #if GTP_SLIDE_WAKEUP u8 doze_buf[3] = {0x81, 0x4B}; u8 doze_buf_double[3] = {0x81,0x4D};//lenovo-sw add for double clic #endif #if 0 //G_DEBUG u8 g_buffer[3] = {0x30, 0x14}; #endif sched_setscheduler(current, SCHED_RR, ¶m); do { set_current_state(TASK_INTERRUPTIBLE); while (tpd_halt) { #if GTP_SLIDE_WAKEUP if (DOZE_ENABLED == doze_status) { break; } #endif tpd_flag = 0; msleep(20); } if(tpd_eint_mode) { wait_event_interruptible(waiter, tpd_flag != 0); tpd_flag = 0; } else { msleep(tpd_polling_time); } set_current_state(TASK_RUNNING); // mutex_lock(&i2c_access); #if GTP_CHARGER_SWITCH gtp_charger_switch(0); #endif #if 0//G_DEBUG ret = gtp_i2c_read(i2c_client_point, g_buffer, 3); printk("mtk-tpd:0x3014:value %x\n", g_buffer[2]); if(ret>0 &&(g_buffer[2] == 0x1d))//0x001d: 1640hz;0x004b:4292hz { printk("low report rate:0x3014:value %x\n", g_buffer[2]); } #endif #if GTP_SLIDE_WAKEUP if (DOZE_ENABLED == doze_status) { ret = gtp_i2c_read(i2c_client_point, doze_buf, 3); GTP_DEBUG("0x814B = 0x%02X", doze_buf[2]); if (ret > 0) { /*lenovo-sw xuwen1 modify 20140718 for gesture begin*/ if((0xCC == doze_buf[2])&&(lpwg_int_flag == 1)) { ret = gtp_i2c_read(i2c_client_point, doze_buf_double, 3); GTP_DEBUG("0x814D = 0x%02X", doze_buf_double[2]); if(ret > 0) { if((doze_buf_double[2]!=0x01)&&(doze_buf_double[2]!=0x04)&&(doze_buf_double[2]!=0x08))//key { #if defined(LENOVO_GESTURE_WAKEUP) if(doze_buf_double[2]==0x02) letter = 0x50;//double home else letter = 0x24; //double VA #endif doze_status = DOZE_WAKEUP; input_report_key(tpd->dev, KEY_SLIDE, 1); input_sync(tpd->dev); input_report_key(tpd->dev, KEY_SLIDE, 0); input_sync(tpd->dev); // clear 0x814B lpwg_int_flag = 0; doze_buf_double[2] = 0x00; gtp_i2c_write(i2c_client_point, doze_buf_double, 3); doze_buf[2] = 0x00; gtp_i2c_write(i2c_client_point, doze_buf, 3); } else { doze_buf_double[2] = 0x00; gtp_i2c_write(i2c_client_point, doze_buf_double, 3); doze_buf[2] = 0x00; gtp_i2c_write(i2c_client_point, doze_buf, 3); gtp_enter_doze(i2c_client_point); } } } else { doze_buf[2] = 0x00; gtp_i2c_write(i2c_client_point, doze_buf, 3); gtp_enter_doze(i2c_client_point); } } continue; } #endif if(tpd_halt||(is_reseting == 1) || (load_fw_process == 1)) { // mutex_unlock(&i2c_access); GTP_DEBUG("return for interrupt after suspend... "); continue; } ret = gtp_i2c_read(i2c_client_point, point_data, 12); if (ret < 0) { GTP_ERROR("I2C transfer error. errno:%d\n ", ret); goto exit_work_func; } finger = point_data[GTP_ADDR_LENGTH]; #if GTP_COMPATIBLE_MODE if ((finger == 0x00) && (CHIP_TYPE_GT9F == gtp_chip_type)) { ret = gtp_i2c_read(i2c_client_point, rqst_data, 3); if(ret < 0) { GTP_ERROR("I2C transfer error. errno:%d\n ", ret); goto exit_work_func; } switch(rqst_data[2]&0x0F) { case GTP_RQST_BAK_REF: GTP_INFO("Request Ref."); ret = gtp_bak_ref_proc(i2c_client_point, GTP_BAK_REF_SEND); if(SUCCESS == ret) { GTP_INFO("Send ref success."); rqst_data[2] = GTP_RQST_RESPONDED; gtp_i2c_write(i2c_client_point, rqst_data, 3); } goto exit_work_func; case GTP_RQST_CONFIG: GTP_INFO("Request Config."); ret = gtp_send_cfg(i2c_client_point); if (ret < 0) { GTP_ERROR("Send config error."); } else { GTP_INFO("Send config success."); rqst_data[2] = GTP_RQST_RESPONDED; gtp_i2c_write(i2c_client_point, rqst_data, 3); } goto exit_work_func; case GTP_RQST_MAIN_CLOCK: GTP_INFO("Request main clock."); rqst_processing = 1; ret = gtp_main_clk_proc(i2c_client_point); if(SUCCESS == ret) { GTP_INFO("Send main clk success."); rqst_data[2] = GTP_RQST_RESPONDED; gtp_i2c_write(i2c_client_point, rqst_data, 3); rqst_processing = 0; } goto exit_work_func; case GTP_RQST_RESET: //mutex_unlock(&i2c_access); GTP_INFO("Request Reset."); gtp_recovery_reset(i2c_client_point); goto exit_work_func; case GTP_RQST_HOTKNOT_CODE: GTP_INFO("Request HotKnot Code."); gup_load_hotknot_system(); goto exit_work_func; default: break; } } #endif if ((finger & 0x80) == 0) { #if HOTKNOT_BLOCK_RW if(!hotknot_paired_flag) #endif { #ifdef CONFIG_OF_TOUCH enable_irq(touch_irq); #else mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); #endif // mutex_unlock(&i2c_access); GTP_INFO("buffer not ready"); continue; } } #if HOTKNOT_BLOCK_RW if(!hotknot_paired_flag && (finger&0x0F)) { id = point_data[GTP_ADDR_LENGTH+1]; hn_pxy_state = point_data[GTP_ADDR_LENGTH+2]&0x80; hn_pxy_state_bak = point_data[GTP_ADDR_LENGTH+3]&0x80; if((32 == id) && (0x80 == hn_pxy_state) && (0x80 == hn_pxy_state_bak)) { #ifdef HN_DBLCFM_PAIRED if(hn_paired_cnt++ < 2) { goto exit_work_func; } #endif GTP_DEBUG("HotKnot paired!"); if(wait_hotknot_state & HN_DEVICE_PAIRED) { GTP_DEBUG("INT wakeup HN_DEVICE_PAIRED block polling waiter"); got_hotknot_state |= HN_DEVICE_PAIRED; wake_up_interruptible(&bp_waiter); } hotknot_paired_flag = 1; goto exit_work_func; } else { got_hotknot_state &= (~HN_DEVICE_PAIRED); hn_paired_cnt = 0; } } if(hotknot_paired_flag) { ret = gtp_i2c_read(i2c_client_point, hn_state_buf, 6); if(ret < 0) { GTP_ERROR("I2C transfer error. errno:%d\n ", ret); goto exit_work_func; } got_hotknot_state = 0; GTP_DEBUG("[0xAB10~0xAB13]=0x%x,0x%x,0x%x,0x%x", hn_state_buf[GTP_ADDR_LENGTH], hn_state_buf[GTP_ADDR_LENGTH+1], hn_state_buf[GTP_ADDR_LENGTH+2], hn_state_buf[GTP_ADDR_LENGTH+3]); if(wait_hotknot_state & HN_MASTER_SEND) { if((0x03 == hn_state_buf[GTP_ADDR_LENGTH]) || (0x04 == hn_state_buf[GTP_ADDR_LENGTH]) || (0x07 == hn_state_buf[GTP_ADDR_LENGTH])) { GTP_DEBUG("Wakeup HN_MASTER_SEND block polling waiter"); got_hotknot_state |= HN_MASTER_SEND; got_hotknot_extra_state = hn_state_buf[GTP_ADDR_LENGTH]; wake_up_interruptible(&bp_waiter); } } else if(wait_hotknot_state & HN_SLAVE_RECEIVED) { if((0x03 == hn_state_buf[GTP_ADDR_LENGTH+1]) || (0x04 == hn_state_buf[GTP_ADDR_LENGTH+1]) || (0x07 == hn_state_buf[GTP_ADDR_LENGTH+1])) { GTP_DEBUG("Wakeup HN_SLAVE_RECEIVED block polling waiter:0x%x", hn_state_buf[GTP_ADDR_LENGTH+1]); got_hotknot_state |= HN_SLAVE_RECEIVED; got_hotknot_extra_state = hn_state_buf[GTP_ADDR_LENGTH+1]; wake_up_interruptible(&bp_waiter); } } else if(wait_hotknot_state & HN_MASTER_DEPARTED) { if(0x07 == hn_state_buf[GTP_ADDR_LENGTH]) { GTP_DEBUG("Wakeup HN_MASTER_DEPARTED block polling waiter"); got_hotknot_state |= HN_MASTER_DEPARTED; wake_up_interruptible(&bp_waiter); } } else if(wait_hotknot_state & HN_SLAVE_DEPARTED) { if(0x07 == hn_state_buf[GTP_ADDR_LENGTH+1]) { GTP_DEBUG("Wakeup HN_SLAVE_DEPARTED block polling waiter"); got_hotknot_state |= HN_SLAVE_DEPARTED; wake_up_interruptible(&bp_waiter); } } } #endif #ifdef TPD_PROXIMITY if (tpd_proximity_flag == 1) { proximity_status = point_data[GTP_ADDR_LENGTH]; GTP_DEBUG("REG INDEX[0x814E]:0x%02X\n", proximity_status); if (proximity_status & 0x60) //proximity or large touch detect,enable hwm_sensor. { tpd_proximity_detect = 0; //sensor_data.values[0] = 0; } else { tpd_proximity_detect = 1; //sensor_data.values[0] = 1; } //get raw data GTP_DEBUG(" ps change\n"); GTP_DEBUG("PROXIMITY STATUS:0x%02X\n", tpd_proximity_detect); //map and store data to hwm_sensor_data sensor_data.values[0] = tpd_get_ps_value(); sensor_data.value_divide = 1; sensor_data.status = SENSOR_STATUS_ACCURACY_MEDIUM; //report to the up-layer ret = hwmsen_get_interrupt_data(ID_PROXIMITY, &sensor_data); if (ret) { GTP_ERROR("Call hwmsen_get_interrupt_data fail = %d\n", err); } } #endif touch_num = finger & 0x0f; if (touch_num > GTP_MAX_TOUCH) { GTP_ERROR("Bad number of fingers!"); goto exit_work_func; } if (touch_num > 1) { u8 buf[8 * GTP_MAX_TOUCH] = {(GTP_READ_COOR_ADDR + 10) >> 8, (GTP_READ_COOR_ADDR + 10) & 0xff}; ret = gtp_i2c_read(i2c_client_point, buf, 2 + 8 * (touch_num - 1)); memcpy(&point_data[12], &buf[2], 8 * (touch_num - 1)); } #if GTP_HAVE_TOUCH_KEY key_value = point_data[3 + 8 * touch_num]; if (key_value || pre_key) { for (i = 0; i < TPD_KEY_COUNT; i++) { /*lenovo-sw xuwen1 delete 20140724 for 0d touch begin */ #ifndef LENOVO_NEED_BUTTON_EINT // input_report_key(tpd->dev, touch_key_array[i], key_value & (0x01 << i)); if( key_value&(0x01<dev, touch_key_array[i], key_value & (0x01 << i)); #endif } #ifndef LENOVO_NEED_BUTTON_EINT if((pre_key!=0)&&(key_value ==0)) { tpd_up( 0, 0, 0); } #endif /*lenovo-sw xuwen1 delete 20140724 for 0d touch end */ touch_num = 0; pre_touch = 0; } #endif pre_key = key_value; GTP_DEBUG("pre_touch:%02x, finger:%02x.", pre_touch, finger); if (touch_num) { for (i = 0; i < touch_num; i++) { coor_data = &point_data[i * 8 + 3]; id = coor_data[0] & 0x0F; input_x = coor_data[1] | coor_data[2] << 8; input_y = coor_data[3] | coor_data[4] << 8; input_w = coor_data[5] | coor_data[6] << 8; input_x = TPD_WARP_X(abs_x_max, input_x); input_y = TPD_WARP_Y(abs_y_max, input_y); #if GTP_WITH_PEN id = coor_data[0]; if ((id & 0x80)) // pen/stylus is activated { GTP_DEBUG("Pen touch DOWN!"); input_report_key(tpd->dev, BTN_TOOL_PEN, 1); pre_pen = 1; id = 0; } #endif GTP_DEBUG(" %d)(%d, %d)[%d]", id, input_x, input_y, input_w); tpd_down(input_x, input_y, input_w, id); /*lenovo-xw xuwen1 add code for tp button begin 2014-08-19, wangxf14 porting at 20140915 */ #ifdef LENOVO_POWEROFF_CHARGING_UI if(((input_x>LENOVO_CHARGING_DRAW_LEFT)&&(input_xLENOVO_CHARGING_DRAW_TOP) &&(input_ydev, BTN_TOOL_PEN, 0); pre_pen = 0; } #endif GTP_DEBUG("Touch Release!"); tpd_up(0, 0, 0); } else { GTP_DEBUG("Additional Eint!"); } pre_touch = touch_num; if (tpd != NULL && tpd->dev != NULL) { input_sync(tpd->dev); } exit_work_func: if (!gtp_rawdiff_mode) { ret = gtp_i2c_write(i2c_client_point, end_cmd, 3); if (ret < 0) { GTP_INFO("I2C write end_cmd error!"); } } #ifdef CONFIG_OF_TOUCH enable_irq(touch_irq); #else mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); #endif //mutex_unlock(&i2c_access); } while (!kthread_should_stop()); return 0; } static int tpd_local_init(void) { #if GTP_ESD_PROTECT clk_tick_cnt = 2 * HZ; // HZ: clock ticks in 1 second generated by system GTP_DEBUG("Clock ticks for an esd cycle: %d", clk_tick_cnt); INIT_DELAYED_WORK(>p_esd_check_work, gtp_esd_check_func); gtp_esd_check_workqueue = create_workqueue("gtp_esd_check"); spin_lock_init(&esd_lock); // 2.6.39 & later // esd_lock = SPIN_LOCK_UNLOCKED; // 2.6.39 & before #endif #if GTP_SUPPORT_I2C_DMA gpDMABuf_va = (u8 *)dma_alloc_coherent(&tpd->dev->dev, GTP_DMA_MAX_TRANSACTION_LENGTH, &gpDMABuf_pa, GFP_KERNEL); if(!gpDMABuf_va){ GTP_INFO("[Error] Allocate DMA I2C Buffer failed!\n"); } memset(gpDMABuf_va, 0, GTP_DMA_MAX_TRANSACTION_LENGTH); #endif if (i2c_add_driver(&tpd_i2c_driver) != 0) { GTP_INFO("unable to add i2c driver.\n"); return -1; } if (tpd_load_status == 0) //if(tpd_load_status == 0) // disable auto load touch driver for linux3.0 porting { GTP_INFO("add error touch panel driver.\n"); i2c_del_driver(&tpd_i2c_driver); return -1; } input_set_abs_params(tpd->dev, ABS_MT_TRACKING_ID, 0, (GTP_MAX_TOUCH-1), 0, 0); #ifdef TPD_HAVE_BUTTON tpd_button_setting(TPD_KEY_COUNT, tpd_keys_local, tpd_keys_dim_local);// initialize tpd button data #endif #if (defined(TPD_WARP_START) && defined(TPD_WARP_END)) TPD_DO_WARP = 1; memcpy(tpd_wb_start, tpd_wb_start_local, TPD_WARP_CNT * 4); memcpy(tpd_wb_end, tpd_wb_start_local, TPD_WARP_CNT * 4); #endif #if (defined(TPD_HAVE_CALIBRATION) && !defined(TPD_CUSTOM_CALIBRATION)) memcpy(tpd_calmat, tpd_def_calmat_local, 8 * 4); memcpy(tpd_def_calmat, tpd_def_calmat_local, 8 * 4); #endif // set vendor string tpd->dev->id.vendor = 0x00; tpd->dev->id.product = tpd_info.pid; tpd->dev->id.version = tpd_info.vid; GTP_INFO("end %s, %d\n", __func__, __LINE__); tpd_type_cap = 1; return 0; } #if (GTP_SCP_GESTURE_WAKEUP || GTP_SLIDE_WAKEUP) static s8 gtp_enter_doze(struct i2c_client *client) { s8 ret = -1; s8 retry = 0; u8 i2c_control_buf[3] = {(u8)(GTP_REG_SLEEP >> 8), (u8)GTP_REG_SLEEP, 8}; GTP_DEBUG_FUNC(); #if GTP_DBL_CLK_WAKEUP i2c_control_buf[2] = 0x09; #endif GTP_DEBUG("entering doze mode..."); while(retry++ < 5) { i2c_control_buf[0] = 0x80; i2c_control_buf[1] = 0x46; ret = gtp_i2c_write(client, i2c_control_buf, 3); if (ret < 0) { GTP_DEBUG("failed to set doze flag into 0x8046, %d", retry); continue; } i2c_control_buf[0] = 0x80; i2c_control_buf[1] = 0x40; ret = gtp_i2c_write(client, i2c_control_buf, 3); if (ret > 0) { doze_status = DOZE_ENABLED; GTP_DEBUG("GTP has been working in doze mode!"); return ret; } msleep(10); } GTP_ERROR("GTP send doze cmd failed."); return ret; } #endif /******************************************************* Function: Eter sleep function. Input: client:i2c_client. Output: Executive outcomes.0--success,non-0--fail. *******************************************************/ static s8 gtp_enter_sleep(struct i2c_client *client) { #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { u8 i2c_status_buf[3] = {0x80, 0x44, 0x00}; s32 ret = 0; ret = gtp_i2c_read(client, i2c_status_buf, 3); if(ret <= 0) { GTP_ERROR("[gtp_enter_sleep]Read ref status reg error."); } if (i2c_status_buf[2] & 0x80) { //Store bak ref ret = gtp_bak_ref_proc(client, GTP_BAK_REF_STORE); if(FAIL == ret) { GTP_ERROR("[gtp_enter_sleep]Store bak ref failed."); } } } #endif #if GTP_POWER_CTRL_SLEEP GTP_GPIO_OUTPUT(GTP_RST_PORT, 0); GTP_GPIO_OUTPUT(GTP_INT_PORT, 0); msleep(10); #if 0 //ifdef MT6573 mt_set_gpio_mode(GPIO_CTP_EN_PIN, GPIO_CTP_EN_PIN_M_GPIO); mt_set_gpio_dir(GPIO_CTP_EN_PIN, GPIO_DIR_OUT); mt_set_gpio_out(GPIO_CTP_EN_PIN, GPIO_OUT_ZERO); msleep(30); #else // ( defined(MT6575) || defined(MT6577) || defined(MT6589) ) #ifdef TPD_POWER_SOURCE_1800 hwPowerDown(TPD_POWER_SOURCE_1800, "TP"); #endif #ifdef TPD_POWER_SOURCE_CUSTOM hwPowerDown(TPD_POWER_SOURCE_CUSTOM, "TP"); #else hwPowerDown(MT65XX_POWER_LDO_VGP2, "TP"); #endif #endif GTP_INFO("GTP enter sleep by poweroff!"); return 0; #else { s8 ret = -1; s8 retry = 0; u8 i2c_control_buf[3] = {(u8)(GTP_REG_SLEEP >> 8), (u8)GTP_REG_SLEEP, 5}; GTP_GPIO_OUTPUT(GTP_INT_PORT, 0); msleep(5); //i2c_control_buf[2] = 0x08; // for double system while (retry++ < 5) { ret = gtp_i2c_write(client, i2c_control_buf, 3); if (ret > 0) { GTP_INFO("GTP enter sleep!"); return ret; } msleep(10); } GTP_ERROR("GTP send sleep cmd failed."); return ret; } #endif } /******************************************************* Function: Wakeup from sleep mode Function. Input: client:i2c_client. Output: Executive outcomes.0--success,non-0--fail. *******************************************************/ static s8 gtp_wakeup_sleep(struct i2c_client *client) { u8 retry = 0; s8 ret = -1; GTP_DEBUG("GTP wakeup begin."); #if (GTP_POWER_CTRL_SLEEP) #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { force_reset_guitar(); GTP_INFO("Esd recovery wakeup."); return 0; } #endif while (retry++ < 5) { ret = tpd_power_on(client); if (ret < 0) { GTP_ERROR("I2C Power on ERROR!"); continue; } GTP_INFO("Ic wakeup by poweron"); return 0; } #else #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { u8 opr_buf[2] = {0}; while (retry++ < 10) { GTP_GPIO_OUTPUT(GTP_INT_PORT, 1); msleep(5); ret = gtp_i2c_test(client); if (ret >= 0) { // Hold ss51 & dsp opr_buf[0] = 0x0C; ret = i2c_write_bytes(client, 0x4180, opr_buf, 1); if (ret < 0) { GTP_DEBUG("Hold ss51 & dsp I2C error,retry:%d", retry); continue; } // Confirm hold opr_buf[0] = 0x00; ret = i2c_read_bytes(client, 0x4180, opr_buf, 1); if (ret < 0) { GTP_DEBUG("confirm ss51 & dsp hold, I2C error,retry:%d", retry); continue; } if (0x0C != opr_buf[0]) { GTP_DEBUG("ss51 & dsp not hold, val: %d, retry: %d", opr_buf[0], retry); continue; } GTP_DEBUG("ss51 & dsp has been hold"); ret = gtp_fw_startup(client); if (FAIL == ret) { GTP_ERROR("[gtp_wakeup_sleep]Startup fw failed."); continue; } GTP_INFO("flashless wakeup sleep success"); return ret; } force_reset_guitar(); /*lenovo-sw xuwen1 add 20140730 begin*/ retry =0; break; /*lenovo-sw xuwen1 add 20140730 end*/ } if (retry >= 10) { GTP_ERROR("wakeup retry timeout, process esd reset"); force_reset_guitar(); } GTP_ERROR("GTP wakeup sleep failed."); return ret; } #endif while (retry++ < 10) { #if GTP_SLIDE_WAKEUP if (DOZE_WAKEUP != doze_status) { GTP_DEBUG("power wakeup, reset guitar"); doze_status = DOZE_DISABLED; #ifdef CONFIG_OF_TOUCH disable_irq(touch_irq); #else mt_eint_mask(CUST_EINT_TOUCH_PANEL_NUM); #endif gtp_reset_guitar(client, 20); #ifdef CONFIG_OF_TOUCH enable_irq(touch_irq); #else mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); #endif } else { GTP_DEBUG("slide(double click) wakeup, no reset guitar"); doze_status = DOZE_DISABLED; /*lenovo-sw xuwen1 add 20140730 begin*/ mt_eint_mask(CUST_EINT_TOUCH_PANEL_NUM); gtp_reset_guitar(client, 20); mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); /* #if GTP_ESD_PROTECT gtp_init_ext_watchdog(client); #endif */ /*lenovo-sw xuwen1 add 20140730 end*/ } #else // if (chip_gt9xxs == 1) // { // gtp_reset_guitar(client, 10); // } // else // { // GTP_GPIO_OUTPUT(GTP_INT_PORT, 1); // msleep(5); // } //GTP_GPIO_AS_INT(GTP_INT_PORT); gtp_reset_guitar(client, 20); // for double-system, reset to default system return 2; #endif ret = gtp_i2c_test(client); if (ret >= 0) { GTP_INFO("GTP wakeup sleep."); #if (!GTP_SLIDE_WAKEUP) // if (chip_gt9xxs == 0) //lenovo-sw xuwen1 20140730 { gtp_int_sync(25); #if GTP_ESD_PROTECT gtp_init_ext_watchdog(client); #endif } #endif return ret; } gtp_reset_guitar(client, 20); } #endif GTP_ERROR("GTP wakeup sleep failed."); return ret; } #if GTP_SCP_GESTURE_WAKEUP void tpd_scp_wakeup_enable(bool en) { tpd_scp_doze_en = en; } void tpd_enter_doze(void) { int ret; static int scp_init_flag = 0; GTP_INFO("[tpd_scp_doze]:init=%d en=%d",scp_init_flag, tpd_scp_doze_en); if (scp_init_flag == 0) { Touch_IPI_Packet ipi_pkt; ipi_pkt.cmd = IPI_COMMAND_AS_CUST_PARAMETER; ipi_pkt.param.tcs.i2c_num = TPD_I2C_NUMBER; ipi_pkt.param.tcs.int_num = CUST_EINT_TOUCH_PANEL_NUM; GTP_INFO("[TOUCH]SEND CUST command :%d ", IPI_COMMAND_AS_CUST_PARAMETER); ret = md32_ipi_send(IPI_TOUCH, &ipi_pkt, sizeof(ipi_pkt), 0); if (ret < 0) { GTP_ERROR(" IPI cmd failed (%d)\n", ipi_pkt.cmd); } msleep(5); // delay added between continuous command scp_init_flag = 1; } if (tpd_scp_doze_en) { GTP_INFO("[TOUCH]SEND ENABLE GES command :%d ", IPI_COMMAND_AS_ENABLE_GESTURE); ret = gtp_enter_doze(i2c_client_point); if (ret < 0) { GTP_ERROR("GTP Enter Doze mode failed\n"); } else { Touch_IPI_Packet ipi_pkt={.cmd = IPI_COMMAND_AS_ENABLE_GESTURE, .param.data = 1}; md32_ipi_send(IPI_TOUCH, &ipi_pkt, sizeof(ipi_pkt), 0); } ret = release_md32_semaphore(SEMAPHORE_TOUCH); if (ret < 0) { GTP_ERROR("GTP release md32 sem failed\n"); } #ifdef CONFIG_OF_TOUCH disable_irq(touch_irq); #else mt_eint_mask(CUST_EINT_TOUCH_PANEL_NUM); #endif } else { #ifdef CONFIG_OF_TOUCH disable_irq(touch_irq); #else mt_eint_mask(CUST_EINT_TOUCH_PANEL_NUM); #endif ret = gtp_enter_sleep(i2c_client_point); if (ret < 0) { GTP_ERROR("GTP early suspend failed."); } } } #endif /* Function to manage low power suspend */ static void tpd_suspend(struct early_suspend *h) { u8 buf[3] = {0x81, 0xaa, 0}; #ifdef TPD_PROXIMITY if (tpd_proximity_flag == 1) { return ; } #endif #if HOTKNOT_BLOCK_RW if(hotknot_paired_flag) { return; } #endif //mutex_lock(&i2c_access); gtp_i2c_read(i2c_client_point,buf,sizeof(buf)); if(buf[2] == 0x55) { //mutex_unlock(&i2c_access); GTP_INFO("GTP early suspend pair sucess"); return; } tpd_halt = 1; //mutex_unlock(&i2c_access); #if GTP_ESD_PROTECT cancel_delayed_work_sync(>p_esd_check_work); //lenovo-sw xuwen1 add 20140723 for abandon enter in ESD in HotKnot thread gtp_esd_switch(i2c_client_point,SWITCH_OFF); #endif #ifdef GTP_CHARGER_DETECT cancel_delayed_work_sync(>p_charger_check_work); #endif //mutex_lock(&i2c_access); #if GTP_SCP_GESTURE_WAKEUP printk("[TSP-xw]enter in SCP mode\n"); tpd_enter_doze(); #elif GTP_SLIDE_WAKEUP printk("[TSP-xw]enter in slide mode\n"); /*lenovo-sw xuwen1 modify 20140718 for gesture begin */ if(get_tpd_suspend_status()) { gtp_enter_doze(i2c_client_point); lpwg_flag = 1; lpwg_int_flag = 1; } else { #ifdef CONFIG_OF_TOUCH disable_irq(touch_irq); #else mt_eint_mask(CUST_EINT_TOUCH_PANEL_NUM); #endif if (gtp_enter_sleep(i2c_client_point) < 0) { GTP_ERROR("GTP early suspend failed."); } } /*lenovo-sw xuwen1 modify 20140718 for gesture end */ #else #ifdef CONFIG_OF_TOUCH disable_irq(touch_irq); #else mt_eint_mask(CUST_EINT_TOUCH_PANEL_NUM); #endif if (gtp_enter_sleep(i2c_client_point) < 0) { GTP_ERROR("GTP early suspend failed."); } #endif // mutex_unlock(&i2c_access); msleep(58); } /* Function to manage power-on resume */ static void tpd_resume(struct early_suspend *h) { s32 ret = -1; printk("mtk-tpd: %s start\n", __func__); #ifdef TPD_PROXIMITY if (tpd_proximity_flag == 1) { return ; } #endif #if GTP_SCP_GESTURE_WAKEUP printk("[TSP-xw]tpd_resume SCP_GESTURE\n"); if (tpd_scp_doze_en) { ret = get_md32_semaphore(SEMAPHORE_TOUCH); if (ret < 0) { GTP_ERROR("[TOUCH] HW semaphore reqiure timeout\n"); } else { Touch_IPI_Packet ipi_pkt={.cmd = IPI_COMMAND_AS_ENABLE_GESTURE, .param.data = 0}; md32_ipi_send(IPI_TOUCH, &ipi_pkt, sizeof(ipi_pkt), 0); } } #endif #if HOTKNOT_BLOCK_RW if(hotknot_paired_flag) { return; } #endif //if((is_reseting == 0) || (load_fw_process == 0)) if(load_fw_process == 0) { ret = gtp_wakeup_sleep(i2c_client_point); if (ret < 0) { GTP_ERROR("GTP later resume failed."); } } #if GTP_COMPATIBLE_MODE if (CHIP_TYPE_GT9F == gtp_chip_type) { // do nothing } else #endif { //gtp_send_cfg(i2c_client_point); } #if GTP_CHARGER_SWITCH if (g_bat_init_flag) gtp_charger_switch(1); // force update #endif #if GTP_SLIDE_WAKEUP tpd_halt = 0; doze_status = DOZE_DISABLED; if(get_tpd_suspend_status() && (lpwg_flag == 1)) { lpwg_flag = 0; lpwg_int_flag = 0; } else { // mutex_lock(&i2c_access); tpd_halt = 0; //set again for IPO-H resume #ifdef CONFIG_OF_TOUCH request_irq(touch_irq, tpd_eint_interrupt_handler, gtp_eint_trigger_type, "TOUCH_PANEL-eint", NULL); enable_irq(touch_irq); #else mt_eint_registration(CUST_EINT_TOUCH_PANEL_NUM, gtp_eint_trigger_type, tpd_eint_interrupt_handler, 1); mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); #endif // mutex_unlock(&i2c_access); } #elif (GTP_SCP_GESTURE_WAKEUP) doze_status = DOZE_DISABLED; tpd_halt = 0; #ifdef CONFIG_OF_TOUCH request_irq(touch_irq, tpd_eint_interrupt_handler, gtp_eint_trigger_type, "TOUCH_PANEL-eint", NULL); enable_irq(touch_irq); #else mt_eint_registration(CUST_EINT_TOUCH_PANEL_NUM, gtp_eint_trigger_type, tpd_eint_interrupt_handler, 1); mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); #endif #else //mutex_lock(&i2c_access); tpd_halt = 0; //set again for IPO-H resume #ifdef CONFIG_OF_TOUCH request_irq(touch_irq, tpd_eint_interrupt_handler, gtp_eint_trigger_type, "TOUCH_PANEL-eint", NULL); enable_irq(touch_irq); #else mt_eint_registration(CUST_EINT_TOUCH_PANEL_NUM, gtp_eint_trigger_type, tpd_eint_interrupt_handler, 1); mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); #endif // mutex_unlock(&i2c_access); #endif #if GTP_ESD_PROTECT queue_delayed_work(gtp_esd_check_workqueue, >p_esd_check_work, clk_tick_cnt); //lenovo-sw xuwen1 add 20140723 for abandon enter in ESD in HotKnot thread gtp_esd_switch(i2c_client_point,SWITCH_ON); #endif #ifdef GTP_CHARGER_DETECT queue_delayed_work(gtp_charger_check_workqueue, >p_charger_check_work, clk_tick_cnt); #endif printk("mtk-tpd: %s end\n", __func__); } /*Lenovo-sw xuwen1 modify 20140804 end */ static struct tpd_driver_t tpd_device_driver = { .tpd_device_name = "gt9xx", .tpd_local_init = tpd_local_init, .suspend = tpd_suspend, .resume = tpd_resume, #ifdef TPD_HAVE_BUTTON .tpd_have_button = 1, #else .tpd_have_button = 0, #endif .attrs = { .attr = gt9xx_attrs, .num = ARRAY_SIZE(gt9xx_attrs), }, }; static void tpd_off(void) { #ifdef TPD_POWER_SOURCE_CUSTOM hwPowerDown(TPD_POWER_SOURCE_CUSTOM, "TP"); #else hwPowerDown(MT65XX_POWER_LDO_VGP2, "TP"); #endif #ifdef TPD_POWER_SOURCE_1800 hwPowerDown(TPD_POWER_SOURCE_1800, "TP"); #endif GTP_INFO("GTP enter sleep!"); tpd_halt = 1; #ifdef CONFIG_OF_TOUCH disable_irq(touch_irq); #else mt_eint_mask(CUST_EINT_TOUCH_PANEL_NUM); #endif } static void tpd_on(void) { s32 ret = -1, retry = 0; while (retry++ < 5) { ret = tpd_power_on(i2c_client_point); if (ret < 0) { GTP_ERROR("I2C Power on ERROR!"); } ret = gtp_send_cfg(i2c_client_point); if (ret > 0) { GTP_DEBUG("Wakeup sleep send config success."); } } if (ret < 0) { GTP_ERROR("GTP later resume failed."); } #ifdef CONFIG_OF_TOUCH enable_irq(touch_irq); #else mt_eint_unmask(CUST_EINT_TOUCH_PANEL_NUM); #endif tpd_halt = 0; } /* called when loaded into kernel */ static int __init tpd_driver_init(void) { GTP_INFO("MediaTek gt91xx touch panel driver init\n"); #if defined(TPD_I2C_NUMBER) i2c_register_board_info(TPD_I2C_NUMBER, &i2c_tpd, 1); #else i2c_register_board_info(0, &i2c_tpd, 1); #endif if (tpd_driver_add(&tpd_device_driver) < 0) GTP_INFO("add generic driver failed\n"); return 0; } /* should never be called */ static void __exit tpd_driver_exit(void) { GTP_INFO("MediaTek gt91xx touch panel driver exit\n"); tpd_driver_remove(&tpd_device_driver); } module_init(tpd_driver_init); module_exit(tpd_driver_exit);