--- /dev/null
+/*
+ * drivers/input/touchscreen/gslX680.c
+ *
+ * Copyright (c) 2012 Shanghai Basewin
+ * Guan Yuwei<guanyuwei@basewin.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/hrtimer.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/async.h>
+#include <linux/gpio.h>
+#include <asm/irq.h>
+#include <linux/slab.h>
+#include <linux/workqueue.h>
+#include <linux/proc_fs.h>
+#include <linux/input/mt.h>
+//#include "rockchip_gslX680_rk3168.h"
+#include "tp_suspend.h"
+#include "gslx680_vr.h"
+#include <linux/of_gpio.h>
+#include <linux/wakelock.h>
+
+#define GSL_DEBUG
+
+/*
+struct fw_data
+{
+ u32 offset : 8;
+ u32 : 0;
+ u32 val;
+};
+*/
+
+#define RK_GEAR_TOUCH
+#define REPORT_DATA_ANDROID_4_0
+#define HAVE_TOUCH_KEY
+//#define SLEEP_CLEAR_POINT
+
+//#define FILTER_POINT
+
+#ifdef FILTER_POINT
+#define FILTER_MAX 9 //6
+#endif
+
+#define GSLX680_I2C_NAME "gslX680"
+#define GSLX680_I2C_ADDR 0x40
+
+//#define IRQ_PORT RK2928_PIN1_PB0//RK30_PIN1_PB7
+//#define WAKE_PORT RK30_PIN0_PA1//RK30_PIN0_PB6
+
+#define GSL_DATA_REG 0x80
+#define GSL_STATUS_REG 0xe0
+#define GSL_PAGE_REG 0xf0
+
+#define TPD_PROC_DEBUG
+#ifdef TPD_PROC_DEBUG
+#include <linux/proc_fs.h>
+#include <asm/uaccess.h>
+#include <linux/seq_file.h>
+//static struct proc_dir_entry *gsl_config_proc = NULL;
+#define GSL_CONFIG_PROC_FILE "gsl_config"
+#define CONFIG_LEN 31
+static char gsl_read[CONFIG_LEN];
+static u8 gsl_data_proc[8] = { 0 };
+static u8 gsl_proc_flag = 0;
+static struct i2c_client *i2c_client = NULL;
+#endif
+#define GSL_MONITOR
+#define PRESS_MAX 255
+#define MAX_FINGERS 10
+#define MAX_CONTACTS 10
+#define DMA_TRANS_LEN 0x20
+#ifdef GSL_MONITOR
+
+#ifdef RK_GEAR_TOUCH
+static int g_istouch=0;
+#endif
+
+static struct workqueue_struct *gsl_monitor_workqueue = NULL;
+static u8 int_1st[4] = { 0 };
+static u8 int_2nd[4] = { 0 };
+//static char dac_counter = 0;
+static char b0_counter = 0;
+static char bc_counter = 0;
+static char i2c_lock_flag = 0;
+#endif
+
+#define WRITE_I2C_SPEED (350*1000)
+#define I2C_SPEED (200*1000)
+#define CLOSE_TP_POWER 0
+//add by yuandan
+//#define HAVE_CLICK_TIMER
+
+#ifdef HAVE_CLICK_TIMER
+
+static struct workqueue_struct *gsl_timer_workqueue = NULL;
+bool send_key = false;
+struct semaphore my_sem;
+#endif
+
+#ifdef HAVE_TOUCH_KEY
+static u16 key = 0;
+static int key_state_flag = 0;
+struct key_data {
+ u16 key;
+ u16 x_min;
+ u16 x_max;
+ u16 y_min;
+ u16 y_max;
+};
+
+const u16 key_array[] = {
+ KEY_LEFT,
+ KEY_RIGHT,
+ KEY_UP,
+ KEY_DOWN,
+ KEY_ENTER,
+};
+
+#define MAX_KEY_NUM (sizeof(key_array)/sizeof(key_array[0]))
+//add by yuandan
+int key_x[512];
+int key_y[512];
+int key_count = 0;
+int key_repeat;
+struct key_data gsl_key_data[MAX_KEY_NUM] = {
+ {KEY_BACK, 550, 650, 1400, 1600},
+ {KEY_HOMEPAGE, 350, 450, 1400, 1600},
+ {KEY_MENU, 150, 250, 1400, 1600},
+ {KEY_SEARCH, 2048, 2048, 2048, 2048},
+};
+
+#endif
+
+struct gsl_ts_data {
+ u8 x_index;
+ u8 y_index;
+ u8 z_index;
+ u8 id_index;
+ u8 touch_index;
+ u8 data_reg;
+ u8 status_reg;
+ u8 data_size;
+ u8 touch_bytes;
+ u8 update_data;
+ u8 touch_meta_data;
+ u8 finger_size;
+};
+
+static struct gsl_ts_data devices[] = {
+ {
+ .x_index = 6,
+ .y_index = 4,
+ .z_index = 5,
+ .id_index = 7,
+ .data_reg = GSL_DATA_REG,
+ .status_reg = GSL_STATUS_REG,
+ .update_data = 0x4,
+ .touch_bytes = 4,
+ .touch_meta_data = 4,
+ .finger_size = 70,
+ },
+};
+
+struct gsl_ts {
+ struct i2c_client *client;
+ struct input_dev *input;
+ struct work_struct work;
+ struct workqueue_struct *wq;
+ struct gsl_ts_data *dd;
+ int flag_irq_is_disable;
+ spinlock_t irq_lock;
+ u8 *touch_data;
+ u8 device_id;
+ int irq;
+ int rst;
+ struct delayed_work gsl_monitor_work;
+#if defined(CONFIG_HAS_EARLYSUSPEND)
+ struct early_suspend early_suspend;
+#endif
+
+#if defined (HAVE_CLICK_TIMER)
+ struct work_struct click_work;
+#endif
+
+ struct tp_device tp;
+ struct pinctrl *pinctrl;
+ struct pinctrl_state *pins_default;
+ struct pinctrl_state *pins_sleep;
+ struct pinctrl_state *pins_inactive;
+};
+
+#ifdef GSL_DEBUG
+#define print_info(fmt, args...) printk(fmt, ##args);
+#else
+#define print_info(fmt, args...)
+#endif
+
+static u32 id_sign[MAX_CONTACTS + 1] = { 0 };
+static u8 id_state_flag[MAX_CONTACTS + 1] = { 0 };
+static u8 id_state_old_flag[MAX_CONTACTS + 1] = { 0 };
+static u16 x_old[MAX_CONTACTS + 1] = { 0 };
+static u16 y_old[MAX_CONTACTS + 1] = { 0 };
+static u16 x_new = 0;
+static u16 y_new = 0;
+
+int gslx680_set_pinctrl_state(struct gsl_ts *ts, struct pinctrl_state *state)
+{
+ int ret = 0;
+
+ if (!IS_ERR(state)) {
+ ret = pinctrl_select_state(ts->pinctrl, state);
+ if (ret)
+ printk("could not set pins \n");
+ }
+
+ return ret;
+}
+
+static int gslX680_init(struct gsl_ts *ts)
+{
+ struct device_node *np = ts->client->dev.of_node;
+ int err = 0;
+ int ret = 0;
+
+ ts->irq = of_get_named_gpio_flags(np, "touch-gpio", 0, NULL);
+ ts->rst = of_get_named_gpio_flags(np, "reset-gpio", 0, NULL);
+
+ //msleep(20);
+#if 0 //#if defined (CONFIG_BOARD_ZM71C)||defined (CONFIG_BOARD_ZM72CP) ||
+ defined(CONFIG_BOARD_ZM726C) || defined(CONFIG_BOARD_ZM726CE)
+ if (gpio_request(ts->rst, NULL) != 0) {
+ gpio_free(ts->rst);
+ printk("gslX680_init gpio_request error\n");
+ return -EIO;
+ }
+#endif
+
+ /* pinctrl */
+ ts->pinctrl = devm_pinctrl_get(&ts->client->dev);
+ if (IS_ERR(ts->pinctrl)) {
+ ret = PTR_ERR(ts->pinctrl);
+ //goto out;
+ }
+
+ ts->pins_default =
+ pinctrl_lookup_state(ts->pinctrl, PINCTRL_STATE_DEFAULT);
+ //if (IS_ERR(ts->pins_default))
+ // dev_err(&client->dev, "could not get default pinstate\n");
+
+ ts->pins_sleep = pinctrl_lookup_state(ts->pinctrl, PINCTRL_STATE_SLEEP);
+ //if (IS_ERR(ts->pins_sleep))
+ // dev_err(&client->dev, "could not get sleep pinstate\n");
+
+ ts->pins_inactive = pinctrl_lookup_state(ts->pinctrl, "inactive");
+ //if (IS_ERR(ts->pins_inactive))
+ // dev_err(&client->dev, "could not get inactive pinstate\n");
+
+ err = gpio_request(ts->rst, "tp reset");
+ if (err) {
+ printk("gslx680 reset gpio request failed.\n");
+ return -1;
+ }
+
+ gslx680_set_pinctrl_state(ts, ts->pins_default);
+ gpio_direction_output(ts->rst, 1);
+ gpio_set_value(ts->rst, 1);
+
+ return 0;
+}
+
+static int gslX680_shutdown_low(struct gsl_ts *ts)
+{
+ printk("gsl gslX680_shutdown_low\n");
+ gpio_direction_output(ts->rst, 0);
+ gpio_set_value(ts->rst, 0);
+
+ return 0;
+}
+
+static int gslX680_shutdown_high(struct gsl_ts *ts)
+{
+ printk("gsl gslX680_shutdown_high\n");
+ gpio_direction_output(ts->rst, 1);
+ gpio_set_value(ts->rst, 1);
+
+ return 0;
+}
+
+static inline u16 join_bytes(u8 a, u8 b)
+{
+ u16 ab = 0;
+
+ ab = ab | a;
+ ab = ab << 8 | b;
+
+ return ab;
+}
+
+/*
+static u32 gsl_read_interface(struct i2c_client *client,
+ u8 reg, u8 *buf, u32 num)
+{
+ struct i2c_msg xfer_msg[2];
+
+ xfer_msg[0].addr = client->addr;
+ xfer_msg[0].len = 1;
+ xfer_msg[0].flags = client->flags & I2C_M_TEN;
+ xfer_msg[0].buf = ®
+ xfer_msg[0].scl_rate=300*1000;
+
+ xfer_msg[1].addr = client->addr;
+ xfer_msg[1].len = num;
+ xfer_msg[1].flags |= I2C_M_RD;
+ xfer_msg[1].buf = buf;
+ xfer_msg[1].scl_rate=300*1000;
+
+ if (reg < 0x80) {
+ i2c_transfer(client->adapter, xfer_msg, ARRAY_SIZE(xfer_msg));
+ msleep(5);
+ }
+
+ return i2c_transfer(client->adapter, xfer_msg, ARRAY_SIZE(xfer_msg)) \
+ == ARRAY_SIZE(xfer_msg) ? 0 : -EFAULT;
+}
+ */
+
+static u32 gsl_write_interface(struct i2c_client *client,
+ const u8 reg, u8 *buf, u32 num)
+{
+ struct i2c_msg xfer_msg[1];
+
+ buf[0] = reg;
+
+ xfer_msg[0].addr = client->addr;
+ xfer_msg[0].len = num + 1;
+ xfer_msg[0].flags = client->flags & I2C_M_TEN;
+ xfer_msg[0].buf = buf;
+ //xfer_msg[0].scl_rate = 100 * 1000;
+
+ return i2c_transfer(client->adapter, xfer_msg, 1) == 1 ? 0 : -EFAULT;
+}
+
+static int gsl_ts_write(struct i2c_client *client,
+ u8 addr, u8 *pdata, int datalen)
+{
+ int ret = 0;
+ u8 tmp_buf[128];
+ unsigned int bytelen = 0;
+
+ if (datalen > 125) {
+ printk("%s too big datalen = %d!\n", __func__, datalen);
+ return -1;
+ }
+
+ tmp_buf[0] = addr;
+ bytelen++;
+
+ if (datalen != 0 && pdata != NULL) {
+ memcpy(&tmp_buf[bytelen], pdata, datalen);
+ bytelen += datalen;
+ }
+
+ ret = i2c_master_send(client, tmp_buf, bytelen);
+ return ret;
+}
+
+static int gsl_ts_read(struct i2c_client *client, u8 addr,
+ u8 *pdata, unsigned int datalen)
+{
+ int ret = 0;
+
+ if (datalen > 126) {
+ printk("%s too big datalen = %d!\n", __func__, datalen);
+ return -1;
+ }
+
+ ret = gsl_ts_write(client, addr, NULL, 0);
+ if (ret < 0) {
+ printk("%s set data address fail!\n", __func__);
+ return ret;
+ }
+
+ return i2c_master_recv(client, pdata, datalen);
+}
+
+static __inline__ void fw2buf(u8 *buf, const u32 *fw)
+{
+ u32 *u32_buf = (int *)buf;
+ *u32_buf = *fw;
+}
+
+static void gsl_load_fw(struct i2c_client *client)
+{
+ u8 buf[DMA_TRANS_LEN * 4 + 1] = { 0 };
+ u8 send_flag = 1;
+ u8 *cur = buf + 1;
+ u32 source_line = 0;
+ u32 source_len;
+ //u8 read_buf[4] = {0};
+ struct fw_data const *ptr_fw;
+
+ ptr_fw = GSLX680_FW;
+ source_len = ARRAY_SIZE(GSLX680_FW);
+
+ for (source_line = 0; source_line < source_len; source_line++) {
+ /* init page trans, set the page val */
+ if (GSL_PAGE_REG == ptr_fw[source_line].offset) {
+ fw2buf(cur, &ptr_fw[source_line].val);
+ gsl_write_interface(client, GSL_PAGE_REG, buf, 4);
+ send_flag = 1;
+ } else {
+ if (1 ==
+ send_flag % (DMA_TRANS_LEN <
+ 0x20 ? DMA_TRANS_LEN : 0x20))
+ buf[0] = (u8) ptr_fw[source_line].offset;
+
+ fw2buf(cur, &ptr_fw[source_line].val);
+ cur += 4;
+
+ if (0 ==
+ send_flag % (DMA_TRANS_LEN <
+ 0x20 ? DMA_TRANS_LEN : 0x20)) {
+ gsl_write_interface(client, buf[0], buf,
+ cur - buf - 1);
+ cur = buf + 1;
+ }
+
+ send_flag++;
+ }
+ }
+}
+
+static int test_i2c(struct i2c_client *client)
+{
+ u8 read_buf = 0;
+ u8 write_buf = 0x12;
+ int ret, rc = 1;
+
+ ret = gsl_ts_read(client, 0xf0, &read_buf, sizeof(read_buf));
+ if (ret < 0)
+ rc--;
+ else
+ printk("gsl I read reg 0xf0 is %x\n", read_buf);
+
+ msleep(2);
+ ret = gsl_ts_write(client, 0xf0, &write_buf, sizeof(write_buf));
+ if (ret >= 0)
+ printk("gsl I write reg 0xf0 0x12\n");
+
+ msleep(2);
+ ret = gsl_ts_read(client, 0xf0, &read_buf, sizeof(read_buf));
+ if (ret < 0)
+ rc--;
+ else
+ printk("gsl I read reg 0xf0 is 0x%x\n", read_buf);
+
+ return rc;
+}
+static void startup_chip(struct i2c_client *client)
+{
+ u8 tmp = 0x00;
+
+ printk("gsl startup_chip\n");
+
+#ifdef GSL_NOID_VERSION
+ gsl_DataInit(gsl_config_data_id);
+#endif
+ gsl_ts_write(client, 0xe0, &tmp, 1);
+ mdelay(10);
+}
+
+static void reset_chip(struct i2c_client *client)
+{
+ u8 tmp = 0x88;
+ u8 buf[4] = { 0x00 };
+
+ printk("gsl reset_chip\n");
+
+ gsl_ts_write(client, 0xe0, &tmp, sizeof(tmp));
+ mdelay(20);
+ tmp = 0x04;
+ gsl_ts_write(client, 0xe4, &tmp, sizeof(tmp));
+ mdelay(10);
+ gsl_ts_write(client, 0xbc, buf, sizeof(buf));
+ mdelay(10);
+}
+
+static void clr_reg(struct i2c_client *client)
+{
+ u8 write_buf[4] = { 0 };
+
+ write_buf[0] = 0x88;
+ gsl_ts_write(client, 0xe0, &write_buf[0], 1);
+ mdelay(20);
+ write_buf[0] = 0x03;
+ gsl_ts_write(client, 0x80, &write_buf[0], 1);
+ mdelay(5);
+ write_buf[0] = 0x04;
+ gsl_ts_write(client, 0xe4, &write_buf[0], 1);
+ mdelay(5);
+ write_buf[0] = 0x00;
+ gsl_ts_write(client, 0xe0, &write_buf[0], 1);
+ mdelay(20);
+}
+
+static void init_chip(struct i2c_client *client, struct gsl_ts *ts)
+{
+ int rc;
+
+ printk("gsl init_chip\n");
+
+ gslX680_shutdown_low(ts);
+ mdelay(20);
+ gslX680_shutdown_high(ts);
+ mdelay(20);
+ rc = test_i2c(client);
+ if (rc < 0) {
+ printk("gslX680 test_i2c error\n");
+ return;
+ }
+ clr_reg(client);
+ reset_chip(client);
+ gsl_load_fw(client);
+ startup_chip(client);
+ reset_chip(client);
+ startup_chip(client);
+}
+
+static void check_mem_data(struct i2c_client *client, struct gsl_ts *ts)
+{
+ u8 read_buf[4] = { 0 };
+
+ mdelay(30);
+ gsl_ts_read(client, 0xb0, read_buf, sizeof(read_buf));
+ if (read_buf[3] != 0x5a || read_buf[2] != 0x5a ||
+ read_buf[1] != 0x5a || read_buf[0] != 0x5a) {
+ init_chip(client, ts);
+ }
+}
+
+#ifdef TPD_PROC_DEBUG
+static int char_to_int(char ch)
+{
+ if (ch >= '0' && ch <= '9')
+ return (ch - '0');
+ else
+ return (ch - 'a' + 10);
+}
+
+static int gsl_config_read_proc(struct seq_file *m, void *v)
+{
+ //char *ptr = page;
+ char temp_data[5] = { 0 };
+ unsigned int tmp = 0;
+ //unsigned int *ptr_fw;
+
+ if ('v' == gsl_read[0] && 's' == gsl_read[1]) {
+#ifdef GSL_NOID_VERSION
+ tmp = gsl_version_id();
+#else
+ tmp = 0x20121215;
+#endif
+ seq_printf(m, "version:%x\n", tmp);
+ } else if ('r' == gsl_read[0] && 'e' == gsl_read[1]) {
+ if ('i' == gsl_read[3]) {
+#ifdef GSL_NOID_VERSION
+ /* tmp=(gsl_data_proc[5]<<8) | gsl_data_proc[4];
+ seq_printf(m,"gsl_config_data_id[%d] = ",tmp);
+ if(tmp>=0&&tmp<gsl_cfg_table[gsl_cfg_index].data_size)
+ seq_printf(m,"%d\n",gsl_cfg_table[gsl_cfg_index].data_id[tmp]); */
+
+ tmp = (gsl_data_proc[5] << 8) | gsl_data_proc[4];
+ seq_printf(m, "gsl_config_data_id[%d] = ", tmp);
+ if (tmp >= 0 && tmp < 512)
+ seq_printf(m, "%d\n", gsl_config_data_id[tmp]);
+#endif
+ } else {
+ i2c_smbus_write_i2c_block_data(i2c_client, 0xf0, 4,
+ &gsl_data_proc[4]);
+ if (gsl_data_proc[0] < 0x80)
+ i2c_smbus_read_i2c_block_data(i2c_client,
+ gsl_data_proc[0],
+ 4, temp_data);
+ i2c_smbus_read_i2c_block_data(i2c_client,
+ gsl_data_proc[0], 4,
+ temp_data);
+
+ seq_printf(m, "offset : {0x%02x,0x", gsl_data_proc[0]);
+ seq_printf(m, "%02x", temp_data[3]);
+ seq_printf(m, "%02x", temp_data[2]);
+ seq_printf(m, "%02x", temp_data[1]);
+ seq_printf(m, "%02x};\n", temp_data[0]);
+ }
+ }
+ return 0;
+}
+static ssize_t gsl_config_write_proc(struct file *file, const char *buffer,
+ size_t count, loff_t *data)
+{
+ u8 buf[8] = { 0 };
+ char temp_buf[CONFIG_LEN];
+ char *path_buf;
+ int tmp = 0;
+ int tmp1 = 0;
+
+ print_info("[tp-gsl][%s] \n", __func__);
+ if (count > 512) {
+ //print_info("size not match [%d:%d]\n", CONFIG_LEN, count);
+ return -EFAULT;
+ }
+ path_buf = kzalloc(count, GFP_KERNEL);
+ if (!path_buf) {
+ printk("alloc path_buf memory error \n");
+ }
+ if (copy_from_user(path_buf, buffer, count)) {
+ print_info("copy from user fail\n");
+ goto exit_write_proc_out;
+ }
+ memcpy(temp_buf, path_buf, (count < CONFIG_LEN ? count : CONFIG_LEN));
+ print_info("[tp-gsl][%s][%s]\n", __func__, temp_buf);
+
+ buf[3] = char_to_int(temp_buf[14]) << 4 | char_to_int(temp_buf[15]);
+ buf[2] = char_to_int(temp_buf[16]) << 4 | char_to_int(temp_buf[17]);
+ buf[1] = char_to_int(temp_buf[18]) << 4 | char_to_int(temp_buf[19]);
+ buf[0] = char_to_int(temp_buf[20]) << 4 | char_to_int(temp_buf[21]);
+
+ buf[7] = char_to_int(temp_buf[5]) << 4 | char_to_int(temp_buf[6]);
+ buf[6] = char_to_int(temp_buf[7]) << 4 | char_to_int(temp_buf[8]);
+ buf[5] = char_to_int(temp_buf[9]) << 4 | char_to_int(temp_buf[10]);
+ buf[4] = char_to_int(temp_buf[11]) << 4 | char_to_int(temp_buf[12]);
+ if ('v' == temp_buf[0] && 's' == temp_buf[1]) {
+ //version //vs
+ memcpy(gsl_read, temp_buf, 4);
+ printk("gsl version\n");
+ } else if ('s' == temp_buf[0] && 't' == temp_buf[1]) {
+ //start //st
+ gsl_proc_flag = 1;
+ reset_chip(i2c_client);
+ } else if ('e' == temp_buf[0] && 'n' == temp_buf[1]) {
+ //end //en
+ mdelay(20);
+ reset_chip(i2c_client);
+ startup_chip(i2c_client);
+ gsl_proc_flag = 0;
+ } else if ('r' == temp_buf[0] && 'e' == temp_buf[1]) {
+ //read buf //
+ memcpy(gsl_read, temp_buf, 4);
+ memcpy(gsl_data_proc, buf, 8);
+ } else if ('w' == temp_buf[0] && 'r' == temp_buf[1]) {
+ //write buf
+ i2c_smbus_write_i2c_block_data(i2c_client, buf[4], 4, buf);
+ }
+#ifdef GSL_NOID_VERSION
+ else if ('i' == temp_buf[0] && 'd' == temp_buf[1]) {
+ //write id config //
+ tmp1 = (buf[7] << 24) | (buf[6] << 16) | (buf[5] << 8) | buf[4];
+ tmp = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+
+ if (tmp1 >= 0 && tmp1 < 512) {
+ gsl_config_data_id[tmp1] = tmp;
+ }
+ }
+#endif
+ exit_write_proc_out:
+ kfree(path_buf);
+ return count;
+}
+
+static int gsl_server_list_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, gsl_config_read_proc, NULL);
+}
+static const struct file_operations gsl_seq_fops = {
+ .open = gsl_server_list_open,
+ .read = seq_read,
+ .release = single_release,
+ .write = gsl_config_write_proc,
+ .owner = THIS_MODULE,
+};
+
+#endif
+
+#ifdef FILTER_POINT
+static void filter_point(u16 x, u16 y, u8 id)
+{
+ u16 x_err = 0;
+ u16 y_err = 0;
+ u16 filter_step_x = 0, filter_step_y = 0;
+
+ id_sign[id] = id_sign[id] + 1;
+ if (id_sign[id] == 1) {
+ x_old[id] = x;
+ y_old[id] = y;
+ }
+
+ x_err = x > x_old[id] ? (x - x_old[id]) : (x_old[id] - x);
+ y_err = y > y_old[id] ? (y - y_old[id]) : (y_old[id] - y);
+
+ if ((x_err > FILTER_MAX && y_err > FILTER_MAX / 3) ||
+ (x_err > FILTER_MAX / 3 && y_err > FILTER_MAX)) {
+ filter_step_x = x_err;
+ filter_step_y = y_err;
+ } else {
+ if (x_err > FILTER_MAX)
+ filter_step_x = x_err;
+ if (y_err > FILTER_MAX)
+ filter_step_y = y_err;
+ }
+
+ if (x_err <= 2 * FILTER_MAX && y_err <= 2 * FILTER_MAX) {
+ filter_step_x >>= 2;
+ filter_step_y >>= 2;
+ } else if (x_err <= 3 * FILTER_MAX && y_err <= 3 * FILTER_MAX) {
+ filter_step_x >>= 1;
+ filter_step_y >>= 1;
+ } else if (x_err <= 4 * FILTER_MAX && y_err <= 4 * FILTER_MAX) {
+ filter_step_x = filter_step_x * 3 / 4;
+ filter_step_y = filter_step_y * 3 / 4;
+ }
+
+ x_new =
+ x >
+ x_old[id] ? (x_old[id] + filter_step_x) : (x_old[id] -
+ filter_step_x);
+ y_new =
+ y >
+ y_old[id] ? (y_old[id] + filter_step_y) : (y_old[id] -
+ filter_step_y);
+
+ x_old[id] = x_new;
+ y_old[id] = y_new;
+}
+#else
+static void record_point(u16 x, u16 y, u8 id)
+{
+ u16 x_err = 0;
+ u16 y_err = 0;
+
+ id_sign[id] = id_sign[id] + 1;
+
+ if (id_sign[id] == 1) {
+ x_old[id] = x;
+ y_old[id] = y;
+ }
+
+ x = (x_old[id] + x) / 2;
+ y = (y_old[id] + y) / 2;
+
+ if (x > x_old[id]) {
+ x_err = x - x_old[id];
+ } else {
+ x_err = x_old[id] - x;
+ }
+
+ if (y > y_old[id]) {
+ y_err = y - y_old[id];
+ } else {
+ y_err = y_old[id] - y;
+ }
+
+ if ((x_err > 3 && y_err > 1) || (x_err > 1 && y_err > 3)) {
+ x_new = x;
+ x_old[id] = x;
+ y_new = y;
+ y_old[id] = y;
+ } else {
+ if (x_err > 3) {
+ x_new = x;
+ x_old[id] = x;
+ } else {
+ x_new = x_old[id];
+ }
+
+ if (y_err > 3) {
+ y_new = y;
+ y_old[id] = y;
+ } else {
+ y_new = y_old[id];
+ }
+ }
+
+ if (id_sign[id] == 1) {
+ x_new = x_old[id];
+ y_new = y_old[id];
+ }
+}
+#endif
+
+
+#ifdef SLEEP_CLEAR_POINT
+#ifdef HAVE_TOUCH_KEY
+static void report_key(struct gsl_ts *ts, u16 x, u16 y)
+{
+ u16 i = 0;
+
+ for (i = 0; i < MAX_KEY_NUM; i++) {
+ if ((gsl_key_data[i].x_min < x)
+ && (x < gsl_key_data[i].x_max)
+ && (gsl_key_data[i].y_min < y)
+ && (y < gsl_key_data[i].y_max)) {
+ key = gsl_key_data[i].key;
+ input_report_key(ts->input, key, 1);
+ input_sync(ts->input);
+ key_state_flag = 1;
+ break;
+ }
+ }
+}
+#endif
+#endif
+
+#ifdef RK_GEAR_TOUCH
+static void report_data(struct gsl_ts *ts, u16 x, u16 y, u8 pressure, u8 id)
+{
+#ifdef RK_GEAR_TOUCH
+ int delt_x,delt_y;
+ static int old_x=0, old_y=0;
+#endif
+ //#ifndef SWAP_XY
+ // swap(x, y);
+ //#endif
+ //printk("#####id=%d,x=%d,y=%d######\n",id,x,y);
+
+ if (x > SCREEN_MAX_X || y > SCREEN_MAX_Y) {
+#ifdef HAVE_TOUCH_KEY
+ //report_key(ts, x, y);
+ //printk("#####report_key x=%d,y=%d######\n",x,y);
+#endif
+ return;
+ }
+
+ /*
+ input_mt_slot(ts->input_dev, id);
+ input_report_abs(ts->input_dev, ABS_MT_TRACKING_ID, id);
+ input_report_abs(ts->input_dev, ABS_MT_POSITION_X, x);
+ input_report_abs(ts->input_dev, ABS_MT_POSITION_Y, y);
+ input_report_abs(ts->input_dev, ABS_MT_TOUCH_MAJOR, w);
+ input_report_abs(ts->input_dev, ABS_MT_WIDTH_MAJOR, w);
+ */
+#ifdef RK_GEAR_TOUCH
+ if (g_istouch == 0){
+ g_istouch = 1;
+ input_event(ts->input, EV_MSC, MSC_SCAN, 0x90001);
+ input_report_key(ts->input, 0x110, 1);
+ input_sync(ts->input);
+ }
+ delt_x = (int)x - old_x;
+ delt_y = (int)y - old_y;
+ delt_x /= 10;
+ delt_y /= 10;
+ input_report_rel(ts->input, REL_Y, -delt_x);
+ input_report_rel(ts->input, REL_X, -delt_y);
+ input_sync(ts->input);
+ old_x = x;
+ old_y = y;
+ return;
+#endif
+
+#ifdef REPORT_DATA_ANDROID_4_0
+ //printk("#####REPORT_DATA_ANDROID_4_0######\n");
+ input_mt_slot(ts->input, id);
+ //input_report_abs(ts->input, ABS_MT_TRACKING_ID, id);
+ input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, 1);
+ input_report_abs(ts->input, ABS_MT_TOUCH_MAJOR, pressure);
+#ifdef X_POL
+ input_report_abs(ts->input, ABS_MT_POSITION_X, SCREEN_MAX_X - x);
+#else
+ input_report_abs(ts->input, ABS_MT_POSITION_X, x);
+#endif
+#ifdef Y_POL
+ input_report_abs(ts->input, ABS_MT_POSITION_Y, (SCREEN_MAX_Y - y));
+#else
+ input_report_abs(ts->input, ABS_MT_POSITION_Y, (y));
+#endif
+ input_report_abs(ts->input, ABS_MT_WIDTH_MAJOR, 1);
+#else
+ //printk("#####nonono REPORT_DATA_ANDROID_4_0######\n");
+ input_report_abs(ts->input, ABS_MT_TRACKING_ID, id);
+ input_report_abs(ts->input, ABS_MT_TOUCH_MAJOR, pressure);
+ input_report_abs(ts->input, ABS_MT_POSITION_X, x);
+ input_report_abs(ts->input, ABS_MT_POSITION_Y, y);
+ input_report_abs(ts->input, ABS_MT_WIDTH_MAJOR, 1);
+ input_mt_sync(ts->input);
+#endif
+}
+#endif
+
+void glsx680_ts_irq_disable(struct gsl_ts *ts)
+{
+ unsigned long irqflags;
+
+ spin_lock_irqsave(&ts->irq_lock, irqflags);
+ if (!ts->flag_irq_is_disable) {
+ disable_irq_nosync(ts->client->irq);
+ ts->flag_irq_is_disable = 1;
+ }
+ spin_unlock_irqrestore(&ts->irq_lock, irqflags);
+}
+
+void glsx680_ts_irq_enable(struct gsl_ts *ts)
+{
+ unsigned long irqflags = 0;
+
+ spin_lock_irqsave(&ts->irq_lock, irqflags);
+ if (ts->flag_irq_is_disable) {
+ enable_irq(ts->client->irq);
+ ts->flag_irq_is_disable = 0;
+ }
+ spin_unlock_irqrestore(&ts->irq_lock, irqflags);
+}
+
+static void gslX680_ts_worker(struct work_struct *work)
+{
+ int rc, i;
+ u8 id, touches;
+ u16 x, y;
+
+#ifdef GSL_NOID_VERSION
+ u32 tmp1;
+ u8 buf[4] = { 0 };
+ struct gsl_touch_info cinfo;
+#endif
+
+ struct gsl_ts *ts = container_of(work, struct gsl_ts, work);
+
+#ifdef TPD_PROC_DEBUG
+ if (gsl_proc_flag == 1)
+ goto schedule;
+#endif
+
+#ifdef GSL_MONITOR
+ if (i2c_lock_flag != 0)
+ goto i2c_lock_schedule;
+ else
+ i2c_lock_flag = 1;
+#endif
+
+ rc = gsl_ts_read(ts->client, 0x80, ts->touch_data, ts->dd->data_size);
+ if (rc < 0) {
+ dev_err(&ts->client->dev, "read failed\n");
+ goto schedule;
+ }
+
+ touches = ts->touch_data[ts->dd->touch_index];
+ //print_info("-----touches: %d -----\n", touches);
+#ifdef GSL_NOID_VERSION
+
+ cinfo.finger_num = touches;
+ //print_info("tp-gsl finger_num = %d\n",cinfo.finger_num);
+ for (i = 0; i < (touches < MAX_CONTACTS ? touches : MAX_CONTACTS); i++) {
+ cinfo.x[i] =
+ join_bytes((ts->
+ touch_data[ts->dd->x_index + 4 * i + 1] & 0xf),
+ ts->touch_data[ts->dd->x_index + 4 * i]);
+ cinfo.y[i] =
+ join_bytes(ts->touch_data[ts->dd->y_index + 4 * i + 1],
+ ts->touch_data[ts->dd->y_index + 4 * i]);
+ cinfo.id[i] =
+ ((ts->touch_data[ts->dd->x_index + 4 * i + 1] & 0xf0) >> 4);
+ /*print_info("tp-gsl before: x[%d] = %d, y[%d] = %d,
+ id[%d] = %d \n",i,cinfo.x[i],i,cinfo.y[i],i,cinfo.id[i]);*/
+ }
+ cinfo.finger_num = (ts->touch_data[3] << 24) | (ts->touch_data[2] << 16)
+ | (ts->touch_data[1] << 8) | (ts->touch_data[0]);
+ gsl_alg_id_main(&cinfo);
+ tmp1 = gsl_mask_tiaoping();
+ //print_info("[tp-gsl] tmp1 = %x\n", tmp1);
+ if (tmp1 > 0 && tmp1 < 0xffffffff) {
+ buf[0] = 0xa;
+ buf[1] = 0;
+ buf[2] = 0;
+ buf[3] = 0;
+ gsl_ts_write(ts->client, 0xf0, buf, 4);
+ buf[0] = (u8) (tmp1 & 0xff);
+ buf[1] = (u8) ((tmp1 >> 8) & 0xff);
+ buf[2] = (u8) ((tmp1 >> 16) & 0xff);
+ buf[3] = (u8) ((tmp1 >> 24) & 0xff);
+ print_info("tmp1=%08x,buf[0]=%02x,buf[1]=%02x,buf[2]=%02x, \
+ buf[3]=%02x\n", tmp1, buf[0], buf[1], buf[2], buf[3]);
+ gsl_ts_write(ts->client, 0x8, buf, 4);
+ }
+ touches = cinfo.finger_num;
+#endif
+
+ for (i = 1; i <= MAX_CONTACTS; i++) {
+ if (touches == 0)
+ id_sign[i] = 0;
+ id_state_flag[i] = 0;
+ }
+ for (i = 0; i < (touches > MAX_FINGERS ? MAX_FINGERS : touches); i++) {
+#ifdef GSL_NOID_VERSION
+ id = cinfo.id[i];
+ x = cinfo.x[i];
+ y = cinfo.y[i];
+#else
+ x = join_bytes((ts->
+ touch_data[ts->dd->x_index + 4 * i + 1] & 0xf),
+ ts->touch_data[ts->dd->x_index + 4 * i]);
+ y = join_bytes(ts->touch_data[ts->dd->y_index + 4 * i + 1],
+ ts->touch_data[ts->dd->y_index + 4 * i]);
+ id = ts->touch_data[ts->dd->id_index + 4 * i] >> 4;
+#endif
+
+ if (1 <= id && id <= MAX_CONTACTS) {
+#ifdef FILTER_POINT
+ filter_point(x, y, id);
+#else
+ record_point(x, y, id);
+#endif
+#ifdef RK_GEAR_TOUCH
+ report_data(ts, x_new, y_new, 10, id);
+#endif
+ if (key_count <= 512) {
+ key_x[key_count] = x_new;
+ key_y[key_count] = y_new;
+ key_count++;
+ /*printk("test in key store in here,
+ x_new is %d , y_new is %d ,
+ key_count is %d \n", x_new ,y_new,key_count);*/
+ }
+ id_state_flag[id] = 1;
+ }
+ }
+ for (i = 1; i <= MAX_CONTACTS; i++) {
+ if ((0 == touches)
+ || ((0 != id_state_old_flag[i])
+ && (0 == id_state_flag[i]))) {
+#ifdef RK_GEAR_TOUCH
+ if (g_istouch == 1){
+ g_istouch = 0;
+ input_event(ts->input, EV_MSC, MSC_SCAN, 0x90001);
+ input_report_key(ts->input, 0x110, 0);
+ input_sync(ts->input);
+ }
+ g_istouch = 0;
+#endif
+#ifdef REPORT_DATA_ANDROID_4_0
+ input_mt_slot(ts->input, i);
+ //input_report_abs(ts->input, ABS_MT_TRACKING_ID, -1);
+ input_mt_report_slot_state(ts->input, MT_TOOL_FINGER,
+ false);
+#endif
+ id_sign[i] = 0;
+ }
+ id_state_old_flag[i] = id_state_flag[i];
+ }
+
+ if (0 == touches) {
+#ifdef REPORT_DATA_ANDROID_4_0
+#ifndef RK_GEAR_TOUCH
+ //input_report_abs(ts->input, ABS_MT_TOUCH_MAJOR, 0);
+ //input_report_abs(ts->input, ABS_MT_WIDTH_MAJOR, 0);
+ //input_mt_sync(ts->input);
+
+ int temp_x = 0;
+ int temp_y = 0;
+ temp_x =
+ (((key_x[key_count - 1] - key_x[0]) >
+ 0) ? (key_x[key_count - 1] - key_x[0])
+ : (key_x[0] - key_x[key_count - 1]));
+ temp_y =
+ (((key_y[key_count - 1] - key_y[0]) >
+ 0) ? (key_y[key_count - 1] - key_y[0])
+ : (key_y[0] - key_y[key_count - 1]));
+ if (key_count <= 512) {
+ if (temp_x > temp_y) {
+ if ((key_x[key_count - 1] - key_x[0]) > 100) {
+ printk(" send up key \n");
+ input_report_key(ts->input,
+ key_array[2], 1);
+ input_sync(ts->input);
+ input_report_key(ts->input,
+ key_array[2], 0);
+ input_sync(ts->input);
+ } else if ((key_x[0] - key_x[key_count - 1]) >
+ 100) {
+ printk(" send down key \n");
+ input_report_key(ts->input,
+ key_array[3], 1);
+ input_sync(ts->input);
+ input_report_key(ts->input,
+ key_array[3], 0);
+ input_sync(ts->input);
+ }
+ } else if (temp_x <= temp_y) {
+ if ((key_y[key_count - 1] - key_y[0]) > 100) {
+ printk(" send left key \n");
+ input_report_key(ts->input,
+ key_array[0], 1);
+ input_sync(ts->input);
+ input_report_key(ts->input,
+ key_array[0], 0);
+ input_sync(ts->input);
+ } else if ((key_y[0] - key_y[key_count - 1]) >
+ 100) {
+ printk(" send right key \n");
+ input_report_key(ts->input,
+ key_array[1], 1);
+ input_sync(ts->input);
+ input_report_key(ts->input,
+ key_array[1], 0);
+ input_sync(ts->input);
+ }
+ }
+ /*printk(" key_x[key_count -1], key_x[0],
+ key_y[key_count -1], key_y[0] is %d ,%d , %d , %d\n",
+ key_x[key_count -1], key_x[0], key_y[key_count -1],
+ key_y[0]);*/
+ if ((key_x[key_count - 1] - key_x[0] < 50)
+ && (key_x[key_count - 1] - key_x[0] >= -50)
+ && (key_y[key_count - 1] - key_y[0] < 50)
+ && (key_y[key_count - 1] - key_y[0] >= -50)
+ && (key_x[0] != 0) && (key_y[0] != 0)) {
+ //queue_work(gsl_timer_workqueue,&ts->click_work);
+ //printk(" send enter2 key by yuandan \n");
+ //if(send_key)
+ // {
+ printk(" send enter key \n");
+ input_report_key(ts->input, key_array[4], 1);
+ input_sync(ts->input);
+ input_report_key(ts->input, key_array[4], 0);
+ input_sync(ts->input);
+ // }else
+ // {
+ //down(&my_sem);
+ // send_key = true;
+ //up(&my_sem);
+ // }
+ }
+ } else if (key_count > 512) {
+ if (temp_x > temp_y) {
+ if ((key_x[511] - key_x[0]) > 100) {
+ printk(" send up key \n");
+ input_report_key(ts->input,
+ key_array[2], 1);
+ input_sync(ts->input);
+ input_report_key(ts->input,
+ key_array[2], 0);
+ input_sync(ts->input);
+ } else if ((key_x[0] - key_x[511]) > 100) {
+ printk(" send down key \n");
+ input_report_key(ts->input,
+ key_array[3], 1);
+ input_sync(ts->input);
+ input_report_key(ts->input,
+ key_array[3], 0);
+ input_sync(ts->input);
+ }
+ } else if (temp_x <= temp_y) {
+
+ if ((key_y[511] - key_y[0]) > 100) {
+ printk(" send left key \n");
+ input_report_key(ts->input,
+ key_array[0], 1);
+ input_sync(ts->input);
+ input_report_key(ts->input,
+ key_array[0], 0);
+ input_sync(ts->input);
+ } else if ((key_y[0] - key_y[511]) > 100) {
+ printk(" send right key \n");
+ input_report_key(ts->input,
+ key_array[1], 1);
+ input_sync(ts->input);
+ input_report_key(ts->input,
+ key_array[1], 0);
+ input_sync(ts->input);
+ }
+ }
+ }
+ memset(key_y, 0, sizeof(int) * 512);
+ memset(key_x, 0, sizeof(int) * 512);
+ key_count = 0;
+#endif
+#endif
+#ifdef HAVE_TOUCH_KEY
+ if (key_state_flag) {
+ input_report_key(ts->input, key, 0);
+ input_sync(ts->input);
+ key_state_flag = 0;
+ }
+#endif
+
+ }
+
+ input_sync(ts->input);
+
+ schedule:
+#ifdef GSL_MONITOR
+ i2c_lock_flag = 0;
+ i2c_lock_schedule:
+#endif
+ glsx680_ts_irq_enable(ts);
+
+}
+
+#ifdef HAVE_CLICK_TIMER
+
+static void click_timer_worker(struct work_struct *work)
+{
+ while (true) {
+ mdelay(500);
+ //down(&my_sem);
+ send_key = false;
+ //up(&my_sem);
+ }
+}
+
+#endif
+
+#ifdef GSL_MONITOR
+static void gsl_monitor_worker(struct work_struct *work)
+{
+ //u8 write_buf[4] = {0};
+ u8 read_buf[4] = { 0 };
+ char init_chip_flag = 0;
+
+ //print_info("gsl_monitor_worker\n");
+ struct gsl_ts *ts =
+ container_of(work, struct gsl_ts, gsl_monitor_work.work);
+ if (i2c_lock_flag != 0) {
+ i2c_lock_flag = 1;
+ }
+ //goto queue_monitor_work;
+ else
+ i2c_lock_flag = 1;
+
+ //gsl_ts_read(ts->client, 0x80, read_buf, 4);
+ /*printk("======read 0x80: %x %x %x %x ======tony0geshu\n",
+ read_buf[3], read_buf[2], read_buf[1], read_buf[0]);*/
+
+ gsl_ts_read(ts->client, 0xb0, read_buf, 4);
+ if (read_buf[3] != 0x5a || read_buf[2] != 0x5a || read_buf[1] != 0x5a
+ || read_buf[0] != 0x5a)
+ b0_counter++;
+ else
+ b0_counter = 0;
+
+ if (b0_counter > 1) {
+ /*printk("======read 0xb0: %x %x %x %x ======\n",
+ read_buf[3], read_buf[2], read_buf[1], read_buf[0]);*/
+ init_chip_flag = 1;
+ b0_counter = 0;
+ }
+
+ gsl_ts_read(ts->client, 0xb4, read_buf, 4);
+ int_2nd[3] = int_1st[3];
+ int_2nd[2] = int_1st[2];
+ int_2nd[1] = int_1st[1];
+ int_2nd[0] = int_1st[0];
+ int_1st[3] = read_buf[3];
+ int_1st[2] = read_buf[2];
+ int_1st[1] = read_buf[1];
+ int_1st[0] = read_buf[0];
+
+ /*printk("int_1st: %x %x %x %x , int_2nd: %x %x %x %x\n",
+ int_1st[3], int_1st[2], int_1st[1], int_1st[0],
+ int_2nd[3], int_2nd[2],int_2nd[1],int_2nd[0]);*/
+
+ if (int_1st[3] == int_2nd[3] && int_1st[2] == int_2nd[2]
+ && int_1st[1] == int_2nd[1] && int_1st[0] == int_2nd[0]) {
+ /*printk("int_1st: %x %x %x %x , int_2nd: %x %x %x %x\n",
+ int_1st[3], int_1st[2], int_1st[1], int_1st[0],
+ int_2nd[3], int_2nd[2],int_2nd[1],int_2nd[0]);*/
+ init_chip_flag = 1;
+ //goto queue_monitor_init_chip;
+ }
+
+ gsl_ts_read(ts->client, 0xbc, read_buf, 4);
+ if (read_buf[3] != 0 || read_buf[2] != 0 || read_buf[1] != 0
+ || read_buf[0] != 0)
+ bc_counter++;
+ else
+ bc_counter = 0;
+ if (bc_counter > 1) {
+ /*printk("======read 0xbc: %x %x %x %x======\n",
+ read_buf[3], read_buf[2], read_buf[1], read_buf[0]);*/
+ init_chip_flag = 1;
+ bc_counter = 0;
+ }
+
+ /*
+ write_buf[3] = 0x01;
+ write_buf[2] = 0xfe;
+ write_buf[1] = 0x10;
+ write_buf[0] = 0x00;
+ gsl_ts_write(ts->client, 0xf0, write_buf, 4);
+ gsl_ts_read(ts->client, 0x10, read_buf, 4);
+ gsl_ts_read(ts->client, 0x10, read_buf, 4);
+
+ if(read_buf[3] < 10
+ && read_buf[2] < 10
+ && read_buf[1] < 10
+ && read_buf[0] < 10)
+ dac_counter ++;
+ else
+ dac_counter = 0;
+
+ if(dac_counter > 1)
+ {
+ printk("read DAC1_0: %x %x %x %x\n",
+ read_buf[3], read_buf[2], read_buf[1], read_buf[0]);
+ init_chip_flag = 1;
+ dac_counter = 0;
+ }
+ */
+ //queue_monitor_init_chip:
+ if (init_chip_flag)
+ init_chip(ts->client, ts);
+
+ i2c_lock_flag = 0;
+
+ //queue_monitor_work:
+ //queue_delayed_work(gsl_monitor_workqueue, &ts->gsl_monitor_work, 100);
+}
+#endif
+
+static irqreturn_t gsl_ts_irq(int irq, void *dev_id)
+{
+ ///struct gsl_ts *ts = dev_id;
+ struct gsl_ts *ts = (struct gsl_ts *)dev_id;
+ //print_info("========gslX680 Interrupt=========\n");
+
+ glsx680_ts_irq_disable(ts);
+
+ if (!work_pending(&ts->work)) {
+ queue_work(ts->wq, &ts->work);
+ }
+
+ return IRQ_HANDLED;
+
+}
+
+static int gslX680_ts_init(struct i2c_client *client, struct gsl_ts *ts)
+{
+ struct input_dev *input_device;
+ int rc = 0;
+ int i = 0;
+
+ printk("[GSLX680] Enter %s\n", __func__);
+
+ ts->dd = &devices[ts->device_id];
+
+ if (ts->device_id == 0) {
+ ts->dd->data_size =
+ MAX_FINGERS * ts->dd->touch_bytes + ts->dd->touch_meta_data;
+ ts->dd->touch_index = 0;
+ }
+
+ ts->touch_data =
+ devm_kzalloc(&client->dev, ts->dd->data_size, GFP_KERNEL);
+ if (!ts->touch_data) {
+ pr_err("%s: Unable to allocate memory\n", __func__);
+ return -ENOMEM;
+ }
+
+ input_device = devm_input_allocate_device(&ts->client->dev);
+ if (!input_device) {
+ rc = -ENOMEM;
+ goto init_err_ret;
+ }
+
+ ts->input = input_device;
+ input_device->name = GSLX680_I2C_NAME;
+ input_device->id.bustype = BUS_I2C;
+ input_device->dev.parent = &client->dev;
+ input_set_drvdata(input_device, ts);
+
+#ifdef REPORT_DATA_ANDROID_4_0
+ __set_bit(EV_ABS, input_device->evbit);
+ __set_bit(EV_KEY, input_device->evbit);
+ __set_bit(EV_REP, input_device->evbit);
+ __set_bit(EV_SYN, input_device->evbit);
+ __set_bit(INPUT_PROP_DIRECT, input_device->propbit);
+ __set_bit(MT_TOOL_FINGER, input_device->keybit);
+ input_mt_init_slots(input_device, (MAX_CONTACTS + 1), 0);
+#else
+ input_set_abs_params(input_device, ABS_MT_TRACKING_ID, 0,
+ (MAX_CONTACTS + 1), 0, 0);
+ set_bit(EV_ABS, input_device->evbit);
+ set_bit(EV_KEY, input_device->evbit);
+ __set_bit(INPUT_PROP_DIRECT, input_device->propbit);
+ input_device->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH);
+#endif
+
+#ifdef HAVE_TOUCH_KEY
+ input_device->evbit[0] = BIT_MASK(EV_KEY);
+ /*input_device->evbit[0] = BIT_MASK(EV_SYN)
+ | BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);*/
+ for (i = 0; i < MAX_KEY_NUM; i++)
+ set_bit(key_array[i], input_device->keybit);
+#endif
+
+#ifdef RK_GEAR_TOUCH
+ set_bit(EV_REL, input_device->evbit);
+ input_set_capability(input_device, EV_REL, REL_X);
+ input_set_capability(input_device, EV_REL, REL_Y);
+ input_set_capability(input_device, EV_MSC, MSC_SCAN);
+ input_set_capability(input_device, EV_KEY, 0x110);
+#endif
+
+ set_bit(ABS_MT_POSITION_X, input_device->absbit);
+ set_bit(ABS_MT_POSITION_Y, input_device->absbit);
+ set_bit(ABS_MT_TOUCH_MAJOR, input_device->absbit);
+ set_bit(ABS_MT_WIDTH_MAJOR, input_device->absbit);
+
+ input_set_abs_params(input_device, ABS_MT_POSITION_X, 0, SCREEN_MAX_X,
+ 0, 0);
+ input_set_abs_params(input_device, ABS_MT_POSITION_Y, 0, SCREEN_MAX_Y,
+ 0, 0);
+ input_set_abs_params(input_device, ABS_MT_TOUCH_MAJOR, 0, PRESS_MAX, 0,
+ 0);
+ input_set_abs_params(input_device, ABS_MT_WIDTH_MAJOR, 0, 200, 0, 0);
+
+ //client->irq = IRQ_PORT;
+ //ts->irq = client->irq;
+
+ ts->wq = create_singlethread_workqueue("kworkqueue_ts");
+ if (!ts->wq) {
+ dev_err(&client->dev, "gsl Could not create workqueue\n");
+ goto init_err_ret;
+ }
+ flush_workqueue(ts->wq);
+
+ INIT_WORK(&ts->work, gslX680_ts_worker);
+
+ rc = input_register_device(input_device);
+ if (rc)
+ goto error_unreg_device;
+
+ return 0;
+
+ error_unreg_device:
+ destroy_workqueue(ts->wq);
+ init_err_ret:
+ return rc;
+}
+
+#if 0
+static int gsl_ts_suspend(struct i2c_client *dev, pm_message_t mesg)
+{
+#if 0
+ struct gsl_ts *ts = dev_get_drvdata(dev);
+
+ printk("I'am in gsl_ts_suspend() start\n");
+
+#ifdef GSL_MONITOR
+ printk("gsl_ts_suspend () : cancel gsl_monitor_work\n");
+ cancel_delayed_work_sync(&ts->gsl_monitor_work);
+#endif
+
+#ifdef HAVE_CLICK_TIMER
+ //cancel_work_sync(&ts->click_work);
+#endif
+ disable_irq_nosync(ts->irq);
+
+ gslX680_shutdown_low(ts);
+
+#ifdef SLEEP_CLEAR_POINT
+ mdelay(10);
+#ifdef REPORT_DATA_ANDROID_4_0
+ for (i = 1; i <= MAX_CONTACTS; i++) {
+ input_mt_slot(ts->input, i);
+ input_report_abs(ts->input, ABS_MT_TRACKING_ID, -1);
+ input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, false);
+ }
+#else
+ input_mt_sync(ts->input);
+#endif
+ input_sync(ts->input);
+ mdelay(10);
+ report_data(ts, 1, 1, 10, 1);
+ input_sync(ts->input);
+#endif
+
+#endif
+ return 0;
+}
+#endif
+
+#if 0
+static int gsl_ts_resume(struct i2c_client *dev)
+{
+#if 0
+ struct gsl_ts *ts = dev_get_drvdata(dev);
+
+ printk("I'am in gsl_ts_resume() start\n");
+
+ gslX680_shutdown_high(ts);
+ msleep(20);
+ reset_chip(ts->client);
+ startup_chip(ts->client);
+ check_mem_data(ts->client, ts);
+
+#ifdef SLEEP_CLEAR_POINT
+#ifdef REPORT_DATA_ANDROID_4_0
+ for (i = 1; i <= MAX_CONTACTS; i++) {
+ input_mt_slot(ts->input, i);
+ input_report_abs(ts->input, ABS_MT_TRACKING_ID, -1);
+ input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, false);
+ }
+#else
+ input_mt_sync(ts->input);
+#endif
+ input_sync(ts->input);
+#endif
+#ifdef GSL_MONITOR
+ printk("gsl_ts_resume () : queue gsl_monitor_work\n");
+ queue_delayed_work(gsl_monitor_workqueue, &ts->gsl_monitor_work, 300);
+#endif
+
+#ifdef HAVE_CLICK_TIMER
+ //queue_work(gsl_timer_workqueue,&ts->click_work);
+#endif
+
+ disable_irq_nosync(ts->irq);
+ enable_irq(ts->irq);
+#endif
+
+ return 0;
+}
+#endif
+
+static int gsl_ts_early_suspend(struct tp_device *tp_d)
+{
+ struct gsl_ts *ts = container_of(tp_d, struct gsl_ts, tp);
+ printk("[GSLX680] Enter %s\n", __func__);
+ //gsl_ts_suspend(&ts->client->dev);
+#ifdef GSL_MONITOR
+ printk("gsl_ts_suspend () : cancel gsl_monitor_work\n");
+ cancel_delayed_work_sync(&ts->gsl_monitor_work);
+#endif
+
+ glsx680_ts_irq_disable(ts);
+ cancel_work_sync(&ts->work);
+
+#ifdef SLEEP_CLEAR_POINT
+ msleep(10);
+#ifdef REPORT_DATA_ANDROID_4_0
+ for (i = 1; i <= MAX_CONTACTS; i++) {
+ input_mt_slot(ts->input, i);
+ input_report_abs(ts->input, ABS_MT_TRACKING_ID, -1);
+ input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, false);
+ }
+#else
+ input_mt_sync(ts->input);
+#endif
+ input_sync(ts->input);
+ msleep(10);
+ report_data(ts, 1, 1, 10, 1);
+ input_sync(ts->input);
+#endif
+ gslX680_shutdown_low(ts);
+ return 0;
+}
+
+static int gsl_ts_late_resume(struct tp_device *tp_d)
+{
+ struct gsl_ts *ts = container_of(tp_d, struct gsl_ts, tp);
+ printk("[GSLX680] Enter %s\n", __func__);
+ //gsl_ts_resume(&ts->client->dev);
+
+ printk("I'am in gsl_ts_resume() start\n");
+
+ gslX680_shutdown_high(ts);
+ msleep(20);
+ reset_chip(ts->client);
+ startup_chip(ts->client);
+ check_mem_data(ts->client, ts);
+
+#ifdef SLEEP_CLEAR_POINT
+#ifdef REPORT_DATA_ANDROID_4_0
+ for (i = 1; i <= MAX_CONTACTS; i++) {
+ input_mt_slot(ts->input, i);
+ input_report_abs(ts->input, ABS_MT_TRACKING_ID, -1);
+ input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, false);
+ }
+#else
+ input_mt_sync(ts->input);
+#endif
+ input_sync(ts->input);
+#endif
+#ifdef GSL_MONITOR
+ printk("gsl_ts_resume () : queue gsl_monitor_work\n");
+ queue_delayed_work(gsl_monitor_workqueue, &ts->gsl_monitor_work, 300);
+#endif
+ glsx680_ts_irq_enable(ts);
+
+ return 0;
+}
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+
+static void gsl_ts_early_suspend(struct early_suspend *h)
+{
+ struct gsl_ts *ts = container_of(h, struct gsl_ts, early_suspend);
+ printk("[GSLX680] Enter %s\n", __func__);
+ //gsl_ts_suspend(&ts->client->dev);
+#ifdef GSL_MONITOR
+ printk("gsl_ts_suspend () : cancel gsl_monitor_work\n");
+ cancel_delayed_work_sync(&ts->gsl_monitor_work);
+#endif
+
+ glsx680_ts_irq_disable(ts);
+ cancel_work_sync(&ts->work);
+
+#ifdef SLEEP_CLEAR_POINT
+ msleep(10);
+#ifdef REPORT_DATA_ANDROID_4_0
+ for (i = 1; i <= MAX_CONTACTS; i++) {
+ input_mt_slot(ts->input, i);
+ input_report_abs(ts->input, ABS_MT_TRACKING_ID, -1);
+ input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, false);
+ }
+#else
+ input_mt_sync(ts->input);
+#endif
+ input_sync(ts->input);
+ msleep(10);
+ report_data(ts, 1, 1, 10, 1);
+ input_sync(ts->input);
+#endif
+ gslX680_shutdown_low(ts);
+ return 0;
+}
+
+static void gsl_ts_late_resume(struct early_suspend *h)
+{
+ struct gsl_ts *ts = container_of(h, struct gsl_ts, early_suspend);
+ printk("[GSLX680] Enter %s\n", __func__);
+ //gsl_ts_resume(&ts->client->dev);
+ int i;
+
+ printk("I'am in gsl_ts_resume() start\n");
+
+ gslX680_shutdown_high(ts);
+ msleep(20);
+ reset_chip(ts->client);
+ startup_chip(ts->client);
+ check_mem_data(ts->client, ts);
+
+#ifdef SLEEP_CLEAR_POINT
+#ifdef REPORT_DATA_ANDROID_4_0
+ for (i = 1; i <= MAX_CONTACTS; i++) {
+ input_mt_slot(ts->input, i);
+ input_report_abs(ts->input, ABS_MT_TRACKING_ID, -1);
+ input_mt_report_slot_state(ts->input, MT_TOOL_FINGER, false);
+ }
+#else
+ input_mt_sync(ts->input);
+#endif
+ input_sync(ts->input);
+#endif
+#ifdef GSL_MONITOR
+ printk("gsl_ts_resume () : queue gsl_monitor_work\n");
+ queue_delayed_work(gsl_monitor_workqueue, &ts->gsl_monitor_work, 300);
+#endif
+ glsx680_ts_irq_enable(ts);
+
+}
+#endif
+
+//static struct wake_lock touch_wakelock;
+
+static int gsl_ts_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct gsl_ts *ts;
+ int rc;
+
+ printk("GSLX680 Enter %s\n", __func__);
+ //wake_lock_init(&touch_wakelock, WAKE_LOCK_SUSPEND, "touch");
+ //wake_lock(&touch_wakelock); //system do not enter deep sleep
+ if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
+ dev_err(&client->dev, "gsl I2C functionality not supported\n");
+ return -ENODEV;
+ }
+
+ ts = devm_kzalloc(&client->dev, sizeof(*ts), GFP_KERNEL);
+ if (!ts)
+ return -ENOMEM;
+
+ ts->tp.tp_suspend = gsl_ts_early_suspend;
+ ts->tp.tp_resume = gsl_ts_late_resume;
+ tp_register_fb(&ts->tp);
+
+ ts->client = client;
+ i2c_set_clientdata(client, ts);
+ //ts->device_id = id->driver_data;
+
+ gslX680_init(ts);
+ rc = gslX680_ts_init(client, ts);
+ if (rc < 0) {
+ dev_err(&client->dev, "gsl GSLX680 init failed\n");
+ goto porbe_err_ret;
+ }
+ //#ifdef GSLX680_COMPATIBLE
+ // judge_chip_type(client);
+ //#endif
+ //printk("##################### probe [2]chip_type=%c .\n",chip_type);
+ init_chip(ts->client, ts);
+ check_mem_data(ts->client, ts);
+ spin_lock_init(&ts->irq_lock);
+ client->irq = gpio_to_irq(ts->irq);
+ rc = request_irq(client->irq, gsl_ts_irq, IRQF_TRIGGER_RISING,
+ client->name, ts);
+ if (rc < 0) {
+ printk("gsl_probe: request irq failed\n");
+ goto porbe_err_ret;
+ }
+
+ /* create debug attribute */
+ //rc = device_create_file(&ts->input->dev, &dev_attr_debug_enable);
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+
+ ts->early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN + 1;
+ //ts->early_suspend.level = EARLY_SUSPEND_LEVEL_DISABLE_FB + 1;
+ ts->early_suspend.suspend = gsl_ts_early_suspend;
+ ts->early_suspend.resume = gsl_ts_late_resume;
+ register_early_suspend(&ts->early_suspend);
+#endif
+
+#ifdef GSL_MONITOR
+
+ INIT_DELAYED_WORK(&ts->gsl_monitor_work, gsl_monitor_worker);
+ gsl_monitor_workqueue =
+ create_singlethread_workqueue("gsl_monitor_workqueue");
+ queue_delayed_work(gsl_monitor_workqueue, &ts->gsl_monitor_work, 1000);
+#endif
+
+#ifdef HAVE_CLICK_TIMER
+ sema_init(&my_sem, 1);
+ INIT_WORK(&ts->click_work, click_timer_worker);
+ gsl_timer_workqueue = create_singlethread_workqueue("click_timer");
+ queue_work(gsl_timer_workqueue, &ts->click_work);
+#endif
+
+#ifdef TPD_PROC_DEBUG
+#if 0
+ gsl_config_proc = create_proc_entry(GSL_CONFIG_PROC_FILE, 0666, NULL);
+ printk("[tp-gsl] [%s] gsl_config_proc = %x \n", __func__,
+ gsl_config_proc);
+ if (gsl_config_proc == NULL) {
+ print_info("create_proc_entry %s failed\n",
+ GSL_CONFIG_PROC_FILE);
+ } else {
+ gsl_config_proc->read_proc = gsl_config_read_proc;
+ gsl_config_proc->write_proc = gsl_config_write_proc;
+ }
+#else
+ i2c_client = client;
+ proc_create(GSL_CONFIG_PROC_FILE, 0666, NULL, &gsl_seq_fops);
+#endif
+ gsl_proc_flag = 0;
+#endif
+ //disable_irq_nosync(->irq);
+ printk("[GSLX680] End %s\n", __func__);
+
+ return 0;
+
+ porbe_err_ret:
+ return rc;
+}
+
+static int gsl_ts_remove(struct i2c_client *client)
+{
+ struct gsl_ts *ts = i2c_get_clientdata(client);
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+ unregister_early_suspend(&ts->early_suspend);
+#endif
+
+#ifdef GSL_MONITOR
+ cancel_delayed_work_sync(&ts->gsl_monitor_work);
+ destroy_workqueue(gsl_monitor_workqueue);
+#endif
+
+#ifdef HAVE_CLICK_TIMER
+ cancel_work_sync(&ts->click_work);
+ destroy_workqueue(gsl_timer_workqueue);
+#endif
+
+ device_init_wakeup(&client->dev, 0);
+ cancel_work_sync(&ts->work);
+ free_irq(ts->client->irq, ts);
+ destroy_workqueue(ts->wq);
+ //device_remove_file(&ts->input->dev, &dev_attr_debug_enable);
+
+ return 0;
+}
+
+static struct of_device_id gsl_ts_ids[] = {
+ {.compatible = "gslX680"},
+ {}
+};
+
+static const struct i2c_device_id gsl_ts_id[] = {
+ {GSLX680_I2C_NAME, 0},
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, gsl_ts_id);
+
+static struct i2c_driver gsl_ts_driver = {
+ .driver = {
+ .name = GSLX680_I2C_NAME,
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(gsl_ts_ids),
+ },
+#if 0 //ndef CONFIG_HAS_EARLYSUSPEND
+ .suspend = gsl_ts_suspend,
+ .resume = gsl_ts_resume,
+#endif
+ .probe = gsl_ts_probe,
+ .remove = gsl_ts_remove,
+ .id_table = gsl_ts_id,
+};
+
+static int __init gsl_ts_init(void)
+{
+ int ret;
+ ret = i2c_add_driver(&gsl_ts_driver);
+ return ret;
+}
+static void __exit gsl_ts_exit(void)
+{
+ i2c_del_driver(&gsl_ts_driver);
+ return;
+}
+
+module_init(gsl_ts_init);
+module_exit(gsl_ts_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("GSLX680 touchscreen controller driver");
+MODULE_AUTHOR("Guan Yuwei, guanyuwei@basewin.com");
+MODULE_ALIAS("platform:gsl_ts");
projects / firefly-linux-kernel-4.4.55.git / blobdiff