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gerrit-public.fairphone.software / kernel / msm-4.9 / refs/tags/FP3-REL-Q-3.A.0107 / . / drivers / input / touchscreen / hxchipset / himax_common.c
blob: d4bc5beb0203e5eece80c10e11d29cfb966cdf16 [file] [log] [blame]
/* Himax Android Driver Sample Code for Himax chipset
*
* Copyright (C) 2015 Himax Corporation.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#include "himax_common.h"
#include "himax_ic.h"
#define SUPPORT_FINGER_DATA_CHECKSUM 0x0F
#define TS_WAKE_LOCK_TIMEOUT (2 * HZ)
#define FRAME_COUNT 5
#if defined(HX_AUTO_UPDATE_FW)
char *i_CTPM_firmware_name = "HX83100_Amber_0B01_030E.bin";
const struct firmware *i_CTPM_FW = NULL;
#endif
/*static int tpd_keys_local[HX_KEY_MAX_COUNT] = HX_KEY_ARRAY;
// for Virtual key array */
struct himax_ts_data *private_ts;
struct himax_ic_data *ic_data;
static int HX_TOUCH_INFO_POINT_CNT;
static uint8_t vk_press = 0x00;
static uint8_t AA_press = 0x00;
static uint8_t EN_NoiseFilter = 0x00;
static int hx_point_num; /*for himax_ts_work_func use*/
static int p_point_num = 0xFFFF;
static int tpd_key = 0x00;
static int tpd_key_old = 0x00;
static int probe_fail_flag;
static bool config_load;
static struct himax_config *config_selected;
/*static int iref_number = 11;*/
/*static bool iref_found = false;*/
#if defined(CONFIG_FB)
int fb_notifier_callback(struct notifier_block *self,
unsigned long event, void *data);
#elif defined(CONFIG_HAS_EARLYSUSPEND)
static void himax_ts_early_suspend(struct early_suspend *h);
static void himax_ts_late_resume(struct early_suspend *h);
#endif
int himax_input_register(struct himax_ts_data *ts)
{
int ret;
ts->input_dev = input_allocate_device();
if (ts->input_dev == NULL) {
ret = -ENOMEM;
E("%s: Failed to allocate input device\n", __func__);
return ret;
}
ts->input_dev->name = "himax-touchscreen";
set_bit(EV_SYN, ts->input_dev->evbit);
set_bit(EV_ABS, ts->input_dev->evbit);
set_bit(EV_KEY, ts->input_dev->evbit);
set_bit(KEY_BACK, ts->input_dev->keybit);
set_bit(KEY_HOME, ts->input_dev->keybit);
set_bit(KEY_MENU, ts->input_dev->keybit);
set_bit(KEY_SEARCH, ts->input_dev->keybit);
#if defined(HX_SMART_WAKEUP)
set_bit(KEY_POWER, ts->input_dev->keybit);
set_bit(KEY_CUST_01, ts->input_dev->keybit);
set_bit(KEY_CUST_02, ts->input_dev->keybit);
set_bit(KEY_CUST_03, ts->input_dev->keybit);
set_bit(KEY_CUST_04, ts->input_dev->keybit);
set_bit(KEY_CUST_05, ts->input_dev->keybit);
set_bit(KEY_CUST_06, ts->input_dev->keybit);
set_bit(KEY_CUST_07, ts->input_dev->keybit);
set_bit(KEY_CUST_08, ts->input_dev->keybit);
set_bit(KEY_CUST_09, ts->input_dev->keybit);
set_bit(KEY_CUST_10, ts->input_dev->keybit);
set_bit(KEY_CUST_11, ts->input_dev->keybit);
set_bit(KEY_CUST_12, ts->input_dev->keybit);
set_bit(KEY_CUST_13, ts->input_dev->keybit);
set_bit(KEY_CUST_14, ts->input_dev->keybit);
set_bit(KEY_CUST_15, ts->input_dev->keybit);
#endif
set_bit(BTN_TOUCH, ts->input_dev->keybit);
set_bit(KEY_F10, ts->input_dev->keybit);
set_bit(INPUT_PROP_DIRECT, ts->input_dev->propbit);
if (ts->protocol_type == PROTOCOL_TYPE_A) {
/*ts->input_dev->mtsize = ts->nFinger_support;*/
input_set_abs_params(ts->input_dev, ABS_MT_TRACKING_ID,
0, 3, 0, 0);
} else {/* PROTOCOL_TYPE_B */
set_bit(MT_TOOL_FINGER, ts->input_dev->keybit);
input_mt_init_slots(ts->input_dev, ts->nFinger_support, 0);
}
I("input_set_abs_params: mix_x %d, max_x %d, min_y %d, max_y %d\n",
ts->pdata->abs_x_min, ts->pdata->abs_x_max,
ts->pdata->abs_y_min, ts->pdata->abs_y_max);
input_set_abs_params(ts->input_dev, ABS_MT_POSITION_X,
ts->pdata->abs_x_min, ts->pdata->abs_x_max, ts->pdata->abs_x_fuzz, 0);
input_set_abs_params(ts->input_dev, ABS_MT_POSITION_Y,
ts->pdata->abs_y_min, ts->pdata->abs_y_max, ts->pdata->abs_y_fuzz, 0);
input_set_abs_params(ts->input_dev, ABS_MT_TOUCH_MAJOR,
ts->pdata->abs_pressure_min, ts->pdata->abs_pressure_max,
ts->pdata->abs_pressure_fuzz, 0);
input_set_abs_params(ts->input_dev, ABS_MT_PRESSURE,
ts->pdata->abs_pressure_min, ts->pdata->abs_pressure_max,
ts->pdata->abs_pressure_fuzz, 0);
input_set_abs_params(ts->input_dev, ABS_MT_WIDTH_MAJOR,
ts->pdata->abs_width_min, ts->pdata->abs_width_max,
ts->pdata->abs_pressure_fuzz, 0);
/*input_set_abs_params(ts->input_dev, ABS_MT_AMPLITUDE, 0,
((ts->pdata->abs_pressure_max << 16) | ts->pdata->abs_width_max), 0, 0);*/
/*input_set_abs_params(ts->input_dev, ABS_MT_POSITION, 0,
(BIT(31) | (ts->pdata->abs_x_max << 16) | ts->pdata->abs_y_max), 0, 0);*/
return input_register_device(ts->input_dev);
}
static void calcDataSize(uint8_t finger_num)
{
struct himax_ts_data *ts_data = private_ts;
ts_data->coord_data_size = 4 * finger_num;
ts_data->area_data_size = ((finger_num / 4) +
(finger_num % 4 ? 1 : 0)) * 4;
ts_data->raw_data_frame_size = 128 -
ts_data->coord_data_size -
ts_data->area_data_size - 4 - 4 - 1;
ts_data->raw_data_nframes =
((uint32_t)ts_data->x_channel *
ts_data->y_channel + ts_data->x_channel + ts_data->y_channel) /
ts_data->raw_data_frame_size + (((uint32_t)ts_data->x_channel *
ts_data->y_channel + ts_data->x_channel + ts_data->y_channel) %
ts_data->raw_data_frame_size) ? 1 : 0;
I("%s: coord_data_size: %d, area_data_size:%d",
__func__, ts_data->coord_data_size, ts_data->area_data_size);
I("raw_data_frame_size:%d, raw_data_nframes:%d",
ts_data->raw_data_frame_size, ts_data->raw_data_nframes);
}
static void calculate_point_number(void)
{
HX_TOUCH_INFO_POINT_CNT = ic_data->HX_MAX_PT * 4;
if ((ic_data->HX_MAX_PT % 4) == 0)
HX_TOUCH_INFO_POINT_CNT += (ic_data->HX_MAX_PT / 4) * 4;
else
HX_TOUCH_INFO_POINT_CNT += ((ic_data->HX_MAX_PT / 4) + 1) * 4;
}
/*#if 0*/
#ifdef HX_EN_CHECK_PATCH
static int himax_read_Sensor_ID(struct i2c_client *client)
{
uint8_t val_high[1], val_low[1], ID0 = 0, ID1 = 0;
char data[3];
const int normalRetry = 10;
int sensor_id;
data[0] = 0x56; data[1] = 0x02;
data[2] = 0x02;/*ID pin PULL High*/
i2c_himax_master_write(client, &data[0], 3, normalRetry);
usleep(1000);
/*read id pin high*/
i2c_himax_read(client, 0x57, val_high, 1, normalRetry);
data[0] = 0x56; data[1] = 0x01;
data[2] = 0x01;/*ID pin PULL Low*/
i2c_himax_master_write(client, &data[0], 3, normalRetry);
usleep(1000);
/*read id pin low*/
i2c_himax_read(client, 0x57, val_low, 1, normalRetry);
if ((val_high[0] & 0x01) == 0)
ID0 = 0x02;/*GND*/
else if ((val_low[0] & 0x01) == 0)
ID0 = 0x01;/*Floating*/
else
ID0 = 0x04;/*VCC*/
if ((val_high[0] & 0x02) == 0)
ID1 = 0x02;/*GND*/
else if ((val_low[0] & 0x02) == 0)
ID1 = 0x01;/*Floating*/
else
ID1 = 0x04;/*VCC*/
if ((ID0 == 0x04) && (ID1 != 0x04)) {
data[0] = 0x56; data[1] = 0x02;
data[2] = 0x01;/*ID pin PULL High,Low*/
i2c_himax_master_write(client,
&data[0], 3, normalRetry);
usleep(1000);
} else if ((ID0 != 0x04) && (ID1 == 0x04)) {
data[0] = 0x56; data[1] = 0x01;
data[2] = 0x02;/*ID pin PULL Low,High*/
i2c_himax_master_write(client,
&data[0], 3, normalRetry);
usleep(1000);
} else if ((ID0 == 0x04) && (ID1 == 0x04)) {
data[0] = 0x56; data[1] = 0x02;
data[2] = 0x02;/*ID pin PULL High,High*/
i2c_himax_master_write(client,
&data[0], 3, normalRetry);
usleep(1000);
}
sensor_id = (ID1<<4)|ID0;
data[0] = 0xE4; data[1] = sensor_id;
i2c_himax_master_write(client,
&data[0], 2, normalRetry);/*Write to MCU*/
usleep(1000);
return sensor_id;
}
#endif
static void himax_power_on_initCMD(struct i2c_client *client)
{
I("%s:\n", __func__);
himax_touch_information(client);
/*himax_sense_on(private_ts->client, 0x01);//1=Flash, 0=SRAM */
}
#ifdef HX_AUTO_UPDATE_FW
static int i_update_FW(void)
{
int upgrade_times = 0;
int fullFileLength = 0;
int i_FW_VER = 0, i_CFG_VER = 0;
int ret = -1, result = 0;
/*uint8_t tmp_addr[4];*/
/*uint8_t tmp_data[4];*/
int CRC_from_FW = 0;
int CRC_Check_result = 0;
ret = himax_load_CRC_bin_file(private_ts->client);
if (ret < 0) {
E("%s: himax_load_CRC_bin_file fail Error Code=%d.\n",
__func__, ret);
ret = -1;
return ret;
}
I("file name = %s\n", i_CTPM_firmware_name);
ret = request_firmware(&i_CTPM_FW,
i_CTPM_firmware_name, private_ts->dev);
if (ret < 0) {
E("%s,fail in line%d error code=%d\n",
__func__, __LINE__, ret);
ret = -2;
return ret;
}
if (i_CTPM_FW == NULL) {
I("%s: i_CTPM_FW = NULL\n", __func__);
ret = -3;
return ret;
}
fullFileLength = i_CTPM_FW->size;
i_FW_VER = i_CTPM_FW->data[FW_VER_MAJ_FLASH_ADDR]<<8
| i_CTPM_FW->data[FW_VER_MIN_FLASH_ADDR];
i_CFG_VER = i_CTPM_FW->data[CFG_VER_MAJ_FLASH_ADDR]<<8
| i_CTPM_FW->data[CFG_VER_MIN_FLASH_ADDR];
I("%s: i_fullFileLength = %d\n", __func__, fullFileLength);
himax_sense_off(private_ts->client);
msleep(500);
CRC_from_FW = himax_check_CRC(private_ts->client, fw_image_64k);
CRC_Check_result =
Calculate_CRC_with_AP((unsigned char *)i_CTPM_FW->data,
CRC_from_FW, fw_image_64k);
I("%s: Check sum result = %d\n", __func__, CRC_Check_result);
/*I("%s: ic_data->vendor_fw_ver = %X, i_FW_VER = %X,\n",
__func__, ic_data->vendor_fw_ver, i_FW_VER);*/
/*I("%s: ic_data->vendor_config_ver = %X, i_CFG_VER = %X,\n",
__func__, ic_data->vendor_config_ver, i_CFG_VER);*/
if ((CRC_Check_result == 0) ||
(ic_data->vendor_fw_ver < i_FW_VER) ||
(ic_data->vendor_config_ver < i_CFG_VER)) {
himax_int_enable(private_ts->client->irq, 0);
update_retry:
if (fullFileLength == FW_SIZE_60k) {
ret = fts_ctpm_fw_upgrade_with_sys_fs_60k
(private_ts->client,
(unsigned char *)i_CTPM_FW->data,
fullFileLength, false);
} else if (fullFileLength == FW_SIZE_64k) {
ret = fts_ctpm_fw_upgrade_with_sys_fs_64k
(private_ts->client,
(unsigned char *)i_CTPM_FW->data,
fullFileLength, false);
} else if (fullFileLength == FW_SIZE_124k) {
ret = fts_ctpm_fw_upgrade_with_sys_fs_124k
(private_ts->client,
(unsigned char *)i_CTPM_FW->data,
fullFileLength, false);
} else if (fullFileLength == FW_SIZE_128k) {
ret = fts_ctpm_fw_upgrade_with_sys_fs_128k
(private_ts->client,
(unsigned char *)i_CTPM_FW->data,
fullFileLength, false);
}
if (ret == 0) {
upgrade_times++;
E("%s: TP upgrade error, upgrade_times = %d\n",
__func__, upgrade_times);
if (upgrade_times < 3)
goto update_retry;
else {
himax_sense_on(private_ts->client, 0x01);
msleep(120);
#ifdef HX_ESD_WORKAROUND
HX_ESD_RESET_ACTIVATE = 1;
#endif
result = -1;/*upgrade fail*/
}
} else if (ret == 1) {
/*
// 1. Set DDREG_Req = 1 (0x9000_0020 = 0x0000_0001)
(Lock register R/W from driver)
tmp_addr[3] = 0x90; tmp_addr[2] = 0x00;
tmp_addr[1] = 0x00; tmp_addr[0] = 0x20;
tmp_data[3] = 0x00; tmp_data[2] = 0x00;
tmp_data[1] = 0x00; tmp_data[0] = 0x01;
himax_register_write(private_ts->client,
tmp_addr, 1, tmp_data);
// 2. Write driver initial code condition
//write value from AHB I2C:0x8001_C603 = 0x000000FF
tmp_addr[3] = 0x80; tmp_addr[2] = 0x01;
tmp_addr[1] = 0xC6; tmp_addr[0] = 0x03;
tmp_data[3] = 0x00; tmp_data[2] = 0x00;
tmp_data[1] = 0x00; tmp_data[0] = 0xFF;
himax_register_write(private_ts->client,
tmp_addr, 1, tmp_data);
// 1. Set DDREG_Req = 0(0x9000_0020 = 0x0000_0001)
(Lock register R/W from driver)
tmp_addr[3] = 0x90; tmp_addr[2] = 0x00;
tmp_addr[1] = 0x00; tmp_addr[0] = 0x20;
tmp_data[3] = 0x00; tmp_data[2] = 0x00;
tmp_data[1] = 0x00; tmp_data[0] = 0x00;
himax_register_write(private_ts->client,
tmp_addr, 1, tmp_data);
*/
himax_sense_on(private_ts->client, 0x01);
msleep(120);
#ifdef HX_ESD_WORKAROUND
HX_ESD_RESET_ACTIVATE = 1;
#endif
ic_data->vendor_fw_ver = i_FW_VER;
ic_data->vendor_config_ver = i_CFG_VER;
result = 1;/*upgrade success*/
I("%s: TP upgrade OK\n", __func__);
}
himax_int_enable(private_ts->client->irq, 1);
return result;
} else {
himax_sense_on(private_ts->client, 0x01);
return 0;/*NO upgrade*/
}
}
#endif
#ifdef HX_RST_PIN_FUNC
void himax_HW_reset(uint8_t loadconfig, uint8_t int_off)
{
struct himax_ts_data *ts = private_ts;
int ret = 0;
return;
if (ts->rst_gpio) {
if (int_off) {
if (ts->use_irq)
himax_int_enable(private_ts->client->irq, 0);
else {
hrtimer_cancel(&ts->timer);
ret = cancel_work_sync(&ts->work);
}
}
I("%s: Now reset the Touch chip.\n", __func__);
himax_rst_gpio_set(ts->rst_gpio, 0);
msleep(20);
himax_rst_gpio_set(ts->rst_gpio, 1);
msleep(20);
if (loadconfig)
himax_loadSensorConfig(private_ts->client,
private_ts->pdata);
if (int_off) {
if (ts->use_irq)
himax_int_enable(private_ts->client->irq, 1);
else
hrtimer_start(&ts->timer,
ktime_set(1, 0), HRTIMER_MODE_REL);
}
}
}
#endif
int himax_loadSensorConfig(struct i2c_client *client,
struct himax_i2c_platform_data *pdata)
{
int err = -1;
if (!client) {
E("%s: Necessary parameters client are null!\n", __func__);
return err;
}
if (config_load == false) {
config_selected = kzalloc(sizeof(*config_selected), GFP_KERNEL);
if (config_selected == NULL) {
E("%s: alloc config_selected fail!\n", __func__);
return err;
}
}
himax_power_on_initCMD(client);
himax_int_enable(client->irq, 0);
himax_read_FW_ver(client);
#ifdef HX_RST_PIN_FUNC
himax_HW_reset(true, false);
#endif
himax_int_enable(client->irq, 1);
I("FW_VER : %X\n", ic_data->vendor_fw_ver);
ic_data->vendor_sensor_id = 0x2602;
I("sensor_id=%x.\n", ic_data->vendor_sensor_id);
himax_sense_on(private_ts->client, 0x01);/*1=Flash, 0=SRAM*/
msleep(120);
#ifdef HX_ESD_WORKAROUND
HX_ESD_RESET_ACTIVATE = 1;
#endif
I("%s: initialization complete\n", __func__);
return 1;
}
#ifdef HX_ESD_WORKAROUND
void ESD_HW_REST(void)
{
I("START_Himax TP: ESD - Reset\n");
HX_report_ESD_event();
ESD_00_counter = 0;
ESD_00_Flag = 0;
/*************************************/
if (private_ts->protocol_type == PROTOCOL_TYPE_A)
input_mt_sync(private_ts->input_dev);
input_report_key(private_ts->input_dev, BTN_TOUCH, 0);
input_sync(private_ts->input_dev);
/*************************************/
I("END_Himax TP: ESD - Reset\n");
}
#endif
#ifdef HX_HIGH_SENSE
void himax_set_HSEN_func(struct i2c_client *client, uint8_t HSEN_enable)
{
uint8_t tmp_data[4];
if (HSEN_enable) {
I(" %s in", __func__);
HSEN_bit_retry:
himax_set_HSEN_enable(client, HSEN_enable);
msleep(20);
himax_get_HSEN_enable(client, tmp_data);
I("%s: Read HSEN bit data[0]=%x data[1]=%x",
__func__, tmp_data[0], tmp_data[1]);
I("data[2]=%x data[3]=%x\n",
tmp_data[2], tmp_data[3]);
if (tmp_data[0] != 0x01) {
I("%s: retry HSEN bit write data[0]=%x\n",
__func__, tmp_data[0]);
goto HSEN_bit_retry;
}
}
}
static void himax_HSEN_func(struct work_struct *work)
{
struct himax_ts_data *ts =
container_of(work, struct himax_ts_data, hsen_work.work);
himax_set_HSEN_func(ts->client, ts->HSEN_enable);
}
#endif
#ifdef HX_SMART_WAKEUP
#ifdef HX_GESTURE_TRACK
static void gest_pt_log_coordinate(int rx, int tx)
{
/*driver report x y with range 0 - 255*/
/* And we scale it up to x/y coordinates*/
gest_pt_x[gest_pt_cnt] = rx * (ic_data->HX_X_RES) / 255;
gest_pt_y[gest_pt_cnt] = tx * (ic_data->HX_Y_RES) / 255;
}
#endif
static int himax_parse_wake_event(struct himax_ts_data *ts)
{
uint8_t buf[64];
unsigned char check_sum_cal = 0;
#ifdef HX_GESTURE_TRACK
int tmp_max_x = 0x00, tmp_min_x = 0xFFFF,
tmp_max_y = 0x00, tmp_min_y = 0xFFFF;
int gest_len;
#endif
int i = 0, check_FC = 0, gesture_flag = 0;
himax_burst_enable(ts->client, 0);
himax_read_event_stack(ts->client, buf, 56);
for (i = 0 ; i < GEST_PTLG_ID_LEN ; i++) {
if (check_FC == 0) {
if ((buf[0] != 0x00) &&
((buf[0] <= 0x0F) || (buf[0] == 0x80))) {
check_FC = 1;
gesture_flag = buf[i];
} else {
check_FC = 0;
I("ID START at %x,value = %x skip event\n",
i, buf[i]);
break;
}
} else {
if (buf[i] != gesture_flag) {
check_FC = 0;
I("ID NOT same %x != %x So STOP parse event\n",
buf[i], gesture_flag);
break;
}
}
I("0x%2.2X ", buf[i]);
if (i % 8 == 7)
I("\n");
}
I("Himax gesture_flag= %x\n", gesture_flag);
I("Himax check_FC is %d\n", check_FC);
if (check_FC == 0)
return 0;
if (buf[GEST_PTLG_ID_LEN] != GEST_PTLG_HDR_ID1
|| buf[GEST_PTLG_ID_LEN+1] != GEST_PTLG_HDR_ID2)
return 0;
for (i = 0 ; i < (GEST_PTLG_ID_LEN + GEST_PTLG_HDR_LEN) ; i++) {
I("P[%x]=0x%2.2X\n", i, buf[i]);
I("checksum=0x%2.2X\n", check_sum_cal);
check_sum_cal += buf[i];
}
if ((check_sum_cal != 0x00)) {
I(" %s : check_sum_cal: 0x%02X\n", __func__ , check_sum_cal);
return 0;
}
#ifdef HX_GESTURE_TRACK
if (buf[GEST_PTLG_ID_LEN] == GEST_PTLG_HDR_ID1
&& buf[GEST_PTLG_ID_LEN+1] == GEST_PTLG_HDR_ID2) {
gest_len = buf[GEST_PTLG_ID_LEN + 2];
I("gest_len = %d ", gest_len);
i = 0;
gest_pt_cnt = 0;
I("gest doornidate start\n %s", __func__);
while (i < (gest_len + 1) / 2) {
gest_pt_log_coordinate
(buf[GEST_PTLG_ID_LEN + 4 + i * 2],
buf[GEST_PTLG_ID_LEN + 4 + i * 2 + 1]);
i++;
I("gest_pt_x[%d]=%d\n",
gest_pt_cnt, gest_pt_x[gest_pt_cnt]);
I("gest_pt_y[%d]=%d\n",
gest_pt_cnt, gest_pt_y[gest_pt_cnt]);
gest_pt_cnt += 1;
}
if (gest_pt_cnt) {
for (i = 0 ; i < gest_pt_cnt ; i++) {
if (tmp_max_x < gest_pt_x[i])
tmp_max_x = gest_pt_x[i];
if (tmp_min_x > gest_pt_x[i])
tmp_min_x = gest_pt_x[i];
if (tmp_max_y < gest_pt_y[i])
tmp_max_y = gest_pt_y[i];
if (tmp_min_y > gest_pt_y[i])
tmp_min_y = gest_pt_y[i];
}
I("gest_point x_min= %d, x_max= %d\n",
tmp_min_x, tmp_max_x);
I("y_min= %d, y_max= %d\n",
tmp_min_y, tmp_max_y);
gest_start_x = gest_pt_x[0];
gn_gesture_coor[0] = gest_start_x;
gest_start_y = gest_pt_y[0];
gn_gesture_coor[1] = gest_start_y;
gest_end_x = gest_pt_x[gest_pt_cnt - 1];
gn_gesture_coor[2] = gest_end_x;
gest_end_y = gest_pt_y[gest_pt_cnt - 1];
gn_gesture_coor[3] = gest_end_y;
gest_width = tmp_max_x - tmp_min_x;
gn_gesture_coor[4] = gest_width;
gest_height = tmp_max_y - tmp_min_y;
gn_gesture_coor[5] = gest_height;
gest_mid_x = (tmp_max_x + tmp_min_x) / 2;
gn_gesture_coor[6] = gest_mid_x;
gest_mid_y = (tmp_max_y + tmp_min_y) / 2;
gn_gesture_coor[7] = gest_mid_y;
/*gest_up_x*/
gn_gesture_coor[8] = gest_mid_x;
/*gest_up_y*/
gn_gesture_coor[9] = gest_mid_y - gest_height / 2;
/*gest_down_x*/
gn_gesture_coor[10] = gest_mid_x;
/*gest_down_y*/
gn_gesture_coor[11] = gest_mid_y + gest_height / 2;
/*gest_left_x*/
gn_gesture_coor[12] = gest_mid_x - gest_width / 2;
/*gest_left_y*/
gn_gesture_coor[13] = gest_mid_y;
/*gest_right_x*/
gn_gesture_coor[14] = gest_mid_x + gest_width / 2;
/*gest_right_y*/
gn_gesture_coor[15] = gest_mid_y;
}
}
#endif
if (gesture_flag != 0x80) {
if (!ts->gesture_cust_en[gesture_flag]) {
I("%s NOT report customer key\n ", __func__);
return 0;/*NOT report customer key*/
}
} else {
if (!ts->gesture_cust_en[0]) {
I("%s NOT report report double click\n", __func__);
return 0;/*NOT report power key*/
}
}
if (gesture_flag == 0x80)
return EV_GESTURE_PWR;
else
return gesture_flag;
}
void himax_wake_check_func(void)
{
int ret_event = 0, KEY_EVENT = 0;
ret_event = himax_parse_wake_event(private_ts);
switch (ret_event) {
case EV_GESTURE_PWR:
KEY_EVENT = KEY_POWER;
break;
case EV_GESTURE_01:
KEY_EVENT = KEY_CUST_01;
break;
case EV_GESTURE_02:
KEY_EVENT = KEY_CUST_02;
break;
case EV_GESTURE_03:
KEY_EVENT = KEY_CUST_03;
break;
case EV_GESTURE_04:
KEY_EVENT = KEY_CUST_04;
break;
case EV_GESTURE_05:
KEY_EVENT = KEY_CUST_05;
break;
case EV_GESTURE_06:
KEY_EVENT = KEY_CUST_06;
break;
case EV_GESTURE_07:
KEY_EVENT = KEY_CUST_07;
break;
case EV_GESTURE_08:
KEY_EVENT = KEY_CUST_08;
break;
case EV_GESTURE_09:
KEY_EVENT = KEY_CUST_09;
break;
case EV_GESTURE_10:
KEY_EVENT = KEY_CUST_10;
break;
case EV_GESTURE_11:
KEY_EVENT = KEY_CUST_11;
break;
case EV_GESTURE_12:
KEY_EVENT = KEY_CUST_12;
break;
case EV_GESTURE_13:
KEY_EVENT = KEY_CUST_13;
break;
case EV_GESTURE_14:
KEY_EVENT = KEY_CUST_14;
break;
case EV_GESTURE_15:
KEY_EVENT = KEY_CUST_15;
break;
}
if (ret_event) {
I(" %s SMART WAKEUP KEY event %x press\n",
__func__, KEY_EVENT);
input_report_key(private_ts->input_dev, KEY_EVENT, 1);
input_sync(private_ts->input_dev);
/*msleep(100);*/
I(" %s SMART WAKEUP KEY event %x release\n",
__func__, KEY_EVENT);
input_report_key(private_ts->input_dev, KEY_EVENT, 0);
input_sync(private_ts->input_dev);
FAKE_POWER_KEY_SEND = true;
#ifdef HX_GESTURE_TRACK
I("gest_start_x= %d, gest_start_y= %d\n",
gest_start_x, gest_start_y);
I("gest_end_x= %d, gest_end_y= %d\n",
gest_end_x, gest_end_y);
I("gest_width= %d, gest_height= %d\n",
gest_width, gest_height);
I("gest_mid_x= %d, gest_mid_y= %d\n",
gest_mid_x, gest_mid_y);
I("gest_up_x= %d, gest_up_y= %d\n",
gn_gesture_coor[8], gn_gesture_coor[9]);
I("gest_down_x= %d, gest_down_y= %d\n",
gn_gesture_coor[10], gn_gesture_coor[11]);
I("gest_left_x= %d, gest_left_y= %d\n",
gn_gesture_coor[12], gn_gesture_coor[13]);
I("gest_right_x= %d, gest_right_y= %d\n",
gn_gesture_coor[14], gn_gesture_coor[15]);
#endif
}
}
#endif
static void himax_ts_button_func(int tp_key_index, struct himax_ts_data *ts)
{
uint16_t x_position = 0, y_position = 0;
if (tp_key_index != 0x00) {
I("virtual key index =%x\n", tp_key_index);
if (tp_key_index == 0x01) {
vk_press = 1;
I("back key pressed\n");
if (ts->pdata->virtual_key) {
if (ts->button[0].index) {
x_position = (ts->button[0].x_range_min
+ ts->button[0].x_range_max) / 2;
y_position = (ts->button[0].y_range_min
+ ts->button[0].y_range_max) / 2;
}
if (ts->protocol_type == PROTOCOL_TYPE_A) {
input_report_abs(ts->input_dev,
ABS_MT_TRACKING_ID, 0);
input_report_abs(ts->input_dev,
ABS_MT_TOUCH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_WIDTH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_PRESSURE, 100);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_X, x_position);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_Y, y_position);
input_mt_sync(ts->input_dev);
} else if (ts->protocol_type
== PROTOCOL_TYPE_B) {
input_mt_slot(ts->input_dev, 0);
input_mt_report_slot_state
(ts->input_dev, MT_TOOL_FINGER, 1);
input_report_abs(ts->input_dev,
ABS_MT_TOUCH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_WIDTH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_PRESSURE, 100);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_X, x_position);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_Y, y_position);
}
} else
input_report_key(ts->input_dev, KEY_BACK, 1);
} else if (tp_key_index == 0x02) {
vk_press = 1;
I("home key pressed\n");
if (ts->pdata->virtual_key) {
if (ts->button[1].index) {
x_position = (ts->button[1].x_range_min
+ ts->button[1].x_range_max) / 2;
y_position = (ts->button[1].y_range_min
+ ts->button[1].y_range_max) / 2;
}
if (ts->protocol_type == PROTOCOL_TYPE_A) {
input_report_abs(ts->input_dev,
ABS_MT_TRACKING_ID, 0);
input_report_abs(ts->input_dev,
ABS_MT_TOUCH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_WIDTH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_PRESSURE, 100);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_X, x_position);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_Y, y_position);
input_mt_sync(ts->input_dev);
} else if (ts->protocol_type
== PROTOCOL_TYPE_B) {
input_mt_slot(ts->input_dev, 0);
input_mt_report_slot_state
(ts->input_dev, MT_TOOL_FINGER, 1);
input_report_abs(ts->input_dev,
ABS_MT_TOUCH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_WIDTH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_PRESSURE, 100);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_X, x_position);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_Y, y_position);
}
} else
input_report_key(ts->input_dev, KEY_HOME, 1);
} else if (tp_key_index == 0x04) {
vk_press = 1;
I("APP_switch key pressed\n");
if (ts->pdata->virtual_key) {
if (ts->button[2].index) {
x_position = (ts->button[2].x_range_min
+ ts->button[2].x_range_max) / 2;
y_position = (ts->button[2].y_range_min
+ ts->button[2].y_range_max) / 2;
}
if (ts->protocol_type == PROTOCOL_TYPE_A) {
input_report_abs(ts->input_dev,
ABS_MT_TRACKING_ID, 0);
input_report_abs(ts->input_dev,
ABS_MT_TOUCH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_WIDTH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_PRESSURE, 100);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_X, x_position);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_Y, y_position);
input_mt_sync(ts->input_dev);
} else if (ts->protocol_type ==
PROTOCOL_TYPE_B) {
input_mt_slot(ts->input_dev, 0);
input_mt_report_slot_state
(ts->input_dev, MT_TOOL_FINGER, 1);
input_report_abs(ts->input_dev,
ABS_MT_TOUCH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_WIDTH_MAJOR, 100);
input_report_abs(ts->input_dev,
ABS_MT_PRESSURE, 100);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_X, x_position);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_Y, y_position);
}
} else
input_report_key(ts->input_dev, KEY_F10, 1);
}
input_sync(ts->input_dev);
} else {/*tp_key_index =0x00*/
I("virtual key released\n");
vk_press = 0;
if (ts->protocol_type == PROTOCOL_TYPE_A) {
input_mt_sync(ts->input_dev);
} else if (ts->protocol_type == PROTOCOL_TYPE_B) {
input_mt_slot(ts->input_dev, 0);
input_mt_report_slot_state(ts->input_dev,
MT_TOOL_FINGER, 0);
}
input_report_key(ts->input_dev, KEY_BACK, 0);
input_report_key(ts->input_dev, KEY_HOME, 0);
input_report_key(ts->input_dev, KEY_F10, 0);
input_sync(ts->input_dev);
}
}
void himax_ts_work(struct himax_ts_data *ts)
{
int ret = 0;
uint8_t finger_num, hw_reset_check[2];
uint8_t buf[128];
uint8_t finger_on = 0;
int32_t loop_i;
uint16_t check_sum_cal = 0;
int raw_cnt_max;
int raw_cnt_rmd;
int hx_touch_info_size;
uint8_t coordInfoSize = ts->coord_data_size + ts->area_data_size + 4;
#ifdef HX_TP_PROC_DIAG
int16_t *mutual_data;
int16_t *self_data;
uint8_t diag_cmd;
int i;
int mul_num;
int self_num;
int RawDataLen = 0;
/*coordinate dump start*/
char coordinate_char[15 + (ic_data->HX_MAX_PT + 5) * 2 * 5 + 2];
struct timeval t;
struct tm broken;
/*coordinate dump end*/
#endif
memset(buf, 0x00, sizeof(buf));
memset(hw_reset_check, 0x00, sizeof(hw_reset_check));
raw_cnt_max = ic_data->HX_MAX_PT / 4;
raw_cnt_rmd = ic_data->HX_MAX_PT % 4;
#if defined(HX_USB_DETECT2)
himax_cable_detect_func();
#endif
if (raw_cnt_rmd != 0x00) { /*more than 4 fingers*/
RawDataLen = cal_data_len(raw_cnt_rmd,
ic_data->HX_MAX_PT, raw_cnt_max);
hx_touch_info_size = (ic_data->HX_MAX_PT + raw_cnt_max + 2) * 4;
} else { /*less than 4 fingers*/
RawDataLen = cal_data_len(raw_cnt_rmd,
ic_data->HX_MAX_PT, raw_cnt_max);
hx_touch_info_size = (ic_data->HX_MAX_PT + raw_cnt_max + 1) * 4;
}
#ifdef HX_TP_PROC_DIAG
diag_cmd = getDiagCommand();
if (diag_cmd) {
ret = read_event_stack(ts->client, buf, 128);
} else {
if (touch_monitor_stop_flag != 0) {
ret = read_event_stack(ts->client, buf, 128);
touch_monitor_stop_flag--;
} else {
ret = read_event_stack(ts->client,
buf, hx_touch_info_size);
}
}
if (!ret)
#else
if (!read_event_stack(ts->client, buf, hx_touch_info_size))
#endif
{
E("%s: can't read data from chip!\n", __func__);
goto err_workqueue_out;
}
post_read_event_stack(ts->client);
#ifdef HX_ESD_WORKAROUND
for (i = 0; i < hx_touch_info_size; i++) {
if (buf[i] == 0xED) { /*case 1 ESD recovery flow*/
check_sum_cal = 1;
} else if (buf[i] == 0x00) {
ESD_00_Flag = 1;
} else {
check_sum_cal = 0;
ESD_00_counter = 0;
ESD_00_Flag = 0;
i = hx_touch_info_size;
break;
}
}
if (ESD_00_Flag == 1)
ESD_00_counter++;
if (ESD_00_counter > 1)
check_sum_cal = 2;
if (check_sum_cal == 2 && HX_ESD_RESET_ACTIVATE == 0) {
I("[HIMAX TP MSG]: ESD event checked - ALL Zero.\n");
ESD_HW_REST();
return;
}
if (check_sum_cal == 1 && HX_ESD_RESET_ACTIVATE == 0) {
I("[HIMAX TP MSG]: ESD event checked - ALL 0xED.\n");
ESD_HW_REST();
return;
} else if (HX_ESD_RESET_ACTIVATE) {
#ifdef HX_SMART_WAKEUP
queue_delayed_work(ts->himax_smwp_wq,
&ts->smwp_work, msecs_to_jiffies(50));
#endif
#ifdef HX_HIGH_SENSE
queue_delayed_work(ts->himax_hsen_wq,
&ts->hsen_work, msecs_to_jiffies(50));
#endif
/*drop 1st interrupts after chip reset*/
HX_ESD_RESET_ACTIVATE = 0;
I("[HIMAX TP MSG]:%s: Back from reset,ready to serve.\n",
__func__);
}
#endif
for (loop_i = 0, check_sum_cal = 0;
loop_i < hx_touch_info_size; loop_i++)
check_sum_cal += buf[loop_i];
if ((check_sum_cal % 0x100 != 0)) {
I("[HIMAX TP MSG] checksum fail : check_sum_cal: 0x%02X\n",
check_sum_cal);
return;
}
if (ts->debug_log_level & BIT(0)) {
I("%s: raw data:\n", __func__);
for (loop_i = 0; loop_i < hx_touch_info_size; loop_i++) {
I("P %d = 0x%2.2X ", loop_i, buf[loop_i]);
if (loop_i % 8 == 7)
I("\n");
}
}
/*touch monitor raw data fetch*/
#ifdef HX_TP_PROC_DIAG
diag_cmd = getDiagCommand();
if (diag_cmd >= 1 && diag_cmd <= 6) {
/*Check 124th byte CRC*/
if (!diag_check_sum(hx_touch_info_size, buf))
goto bypass_checksum_failed_packet;
#ifdef HX_TP_PROC_2T2R
if (Is_2T2R && diag_cmd == 4) {
mutual_data = getMutualBuffer_2();
self_data = getSelfBuffer();
/* initiallize the block number of mutual and self*/
mul_num = getXChannel_2() * getYChannel_2();
#ifdef HX_EN_SEL_BUTTON
self_num = getXChannel_2() +
getYChannel_2() + ic_data->HX_BT_NUM;
#else
self_num = getXChannel_2() + getYChannel_2();
#endif
} else
#endif
{
mutual_data = getMutualBuffer();
self_data = getSelfBuffer();
/* initiallize the block number of mutual and self*/
mul_num = getXChannel() * getYChannel();
#ifdef HX_EN_SEL_BUTTON
self_num = getXChannel() +
getYChannel() + ic_data->HX_BT_NUM;
#else
self_num = getXChannel() + getYChannel();
#endif
}
diag_parse_raw_data(hx_touch_info_size,
RawDataLen, mul_num, self_num, buf,
diag_cmd, mutual_data, self_data);
} else if (diag_cmd == 7) {
memcpy(&(diag_coor[0]), &buf[0], 128);
}
/*coordinate dump start*/
if (coordinate_dump_enable == 1) {
for (i = 0; i < (15 + (ic_data->
HX_MAX_PT + 5) * 2 * 5);
i++) {
coordinate_char[i] = 0x20;
}
coordinate_char[15 +
(ic_data->HX_MAX_PT + 5) * 2 * 5] = 0xD;
coordinate_char[15 +
(ic_data->HX_MAX_PT + 5) * 2 * 5 + 1] = 0xA;
}
/*coordinate dump end*/
bypass_checksum_failed_packet:
#endif
EN_NoiseFilter = (buf[HX_TOUCH_INFO_POINT_CNT + 2] >> 3);
/*I("EN_NoiseFilter=%d\n",EN_NoiseFilter);*/
EN_NoiseFilter = EN_NoiseFilter & 0x01;
/*I("EN_NoiseFilter2=%d\n",EN_NoiseFilter);*/
#if defined(HX_EN_SEL_BUTTON) || defined(HX_EN_MUT_BUTTON)
tpd_key = (buf[HX_TOUCH_INFO_POINT_CNT + 2] >> 4);
if (tpd_key == 0x0F) {/*All (VK+AA)leave*/
tpd_key = 0x00;
}
/*I("[DEBUG] tpd_key: %x\r\n", tpd_key);*/
#else
tpd_key = 0x00;
#endif
p_point_num = hx_point_num;
if (buf[HX_TOUCH_INFO_POINT_CNT] == 0xff)
hx_point_num = 0;
else
hx_point_num = buf[HX_TOUCH_INFO_POINT_CNT] & 0x0f;
/* Touch Point information*/
if ((hx_point_num != 0) && (vk_press == 0x00)) {
uint16_t old_finger = ts->pre_finger_mask;
ts->pre_finger_mask = 0;
finger_num = buf[coordInfoSize - 4] & 0x0F;
finger_on = 1;
AA_press = 1;
for (i = 0; i < ts->nFinger_support; i++) {
int base = i * 4;
int x = buf[base] << 8 | buf[base + 1];
int y = (buf[base + 2] << 8 | buf[base + 3]);
int w = buf[(ts->nFinger_support * 4) + i];
if (x >= 0 && x <= ts->pdata->abs_x_max
&& y >= 0 && y <= ts->pdata->abs_y_max) {
finger_num--;
if ((((ts->debug_log_level & BIT(3)) > 0)
&& (old_finger >> i == 0))
&& (ts->useScreenRes)) {
I("status:Screen:F:%02d", i + 1);
I("Down,X:%d,Y:%d,W:%d,N:%d\n",
x * ts->widthFactor >> SHIFTBITS,
y * ts->heightFactor >> SHIFTBITS,
w, EN_NoiseFilter);
} else if ((((ts->debug_log_level & BIT(3)) > 0)
&& (old_finger >> i == 0))
&& !(ts->useScreenRes)) {
I("status:Raw:F:%02d", i + 1);
I("Down,X:%d,Y:%d,W:%d,N:%d\n",
x, y, w, EN_NoiseFilter);
}
if (ts->protocol_type == PROTOCOL_TYPE_B)
input_mt_slot(ts->input_dev, i);
input_report_abs(ts->input_dev,
ABS_MT_TOUCH_MAJOR, w);
input_report_abs(ts->input_dev,
ABS_MT_WIDTH_MAJOR, w);
input_report_abs(ts->input_dev,
ABS_MT_PRESSURE, w);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_X, x);
input_report_abs(ts->input_dev,
ABS_MT_POSITION_Y, y);
if (ts->protocol_type == PROTOCOL_TYPE_A) {
input_report_abs(ts->input_dev,
ABS_MT_TRACKING_ID, i);
input_mt_sync(ts->input_dev);
} else {
ts->last_slot = i;
input_mt_report_slot_state
(ts->input_dev,
MT_TOOL_FINGER, 1);
}
if (!ts->first_pressed) {
ts->first_pressed = 1;
I("S1@%d, %d\n", x, y);
}
ts->pre_finger_data[i][0] = x;
ts->pre_finger_data[i][1] = y;
if (ts->debug_log_level & BIT(1)) {
I("Finger %d=> X:%d,Y:%d,W:%d,",
i + 1, x, y, w);
I("Z:%d,F:%d,N:%d\n",
w, i + 1, EN_NoiseFilter);
}
ts->pre_finger_mask =
ts->pre_finger_mask + (1 << i);
} else {
if (ts->protocol_type == PROTOCOL_TYPE_B) {
input_mt_slot(ts->input_dev, i);
input_mt_report_slot_state
(ts->input_dev, MT_TOOL_FINGER, 0);
}
if (i == 0 && ts->first_pressed == 1) {
ts->first_pressed = 2;
I("E1@%d, %d\n",
ts->pre_finger_data[0][0],
ts->pre_finger_data[0][1]);
}
if ((((ts->debug_log_level & BIT(3)) > 0)
&& (old_finger >> i == 1))
&& (ts->useScreenRes)) {
I("status:Screen:F:%02d,Up,X:%d,Y:%d\n",
i + 1, ts->pre_finger_data[i][0]
* ts->widthFactor >> SHIFTBITS,
ts->pre_finger_data[i][1]
* ts->heightFactor >> SHIFTBITS);
} else if ((((ts->debug_log_level & BIT(3)) > 0)
&& (old_finger >> i == 1))
&& !(ts->useScreenRes)) {
I("status:Raw:F:%02d,Up,X:%d,Y:%d\n",
i + 1, ts->pre_finger_data[i][0],
ts->pre_finger_data[i][1]);
}
}
}
input_report_key(ts->input_dev, BTN_TOUCH, finger_on);
input_sync(ts->input_dev);
} else if ((hx_point_num != 0)
&& ((tpd_key_old != 0x00) && (tpd_key == 0x00))) {
/*temp_x[0] = 0xFFFF;*/
/*temp_y[0] = 0xFFFF;*/
/*temp_x[1] = 0xFFFF;*/
/*temp_y[1] = 0xFFFF;*/
himax_ts_button_func(tpd_key, ts);
finger_on = 0;
input_report_key(ts->input_dev, BTN_TOUCH, finger_on);
input_sync(ts->input_dev);
} else if (hx_point_num == 0) {
if (AA_press) {
/*leave event*/
finger_on = 0;
AA_press = 0;
if (ts->protocol_type == PROTOCOL_TYPE_A)
input_mt_sync(ts->input_dev);
for (i = 0 ; i < ts->nFinger_support ; i++) {
if ((((ts->pre_finger_mask >> i) & 1) == 1)
&& (ts->protocol_type == PROTOCOL_TYPE_B)) {
input_mt_slot(ts->input_dev, i);
input_mt_report_slot_state
(ts->input_dev, MT_TOOL_FINGER, 0);
}
}
if (ts->pre_finger_mask > 0) {
for (i = 0; i < ts->nFinger_support
&& (ts->debug_log_level & BIT(3)) > 0; i++) {
if ((((ts->pre_finger_mask
>> i) & 1) == 1)
&& (ts->useScreenRes)) {
I("status:%X,", 0);
I("Screen:F:%02d,", i + 1);
I("Up,X:%d,Y:%d\n",
ts->pre_finger_data[i][0]
* ts->widthFactor >> SHIFTBITS,
ts->pre_finger_data[i][1]
* ts->heightFactor >> SHIFTBITS
);
} else if ((((ts->pre_finger_mask
>> i) & 1) == 1)
&& !(ts->useScreenRes)) {
I("status:%X,", 0);
I("Screen:F:%02d,", i + 1);
I("Up,X:%d,Y:%d\n",
ts->pre_finger_data[i][0],
ts->pre_finger_data[i][1]);
}
}
ts->pre_finger_mask = 0;
}
if (ts->first_pressed == 1) {
ts->first_pressed = 2;
I("E1@%d, %d\n", ts->pre_finger_data[0][0],
ts->pre_finger_data[0][1]);
}
if (ts->debug_log_level & BIT(1))
I("All Finger leave\n");
#ifdef HX_TP_PROC_DIAG
/*coordinate dump start*/
if (coordinate_dump_enable == 1) {
do_gettimeofday(&t);
time_to_tm(t.tv_sec, 0, &broken);
snprintf(&coordinate_char[0], 15,
"%2d:%2d:%2d:%lu,", broken.tm_hour,
broken.tm_min, broken.tm_sec,
t.tv_usec / 1000);
snprintf(&coordinate_char[15], 10,
"Touch up!");
coordinate_fn->f_op->write
(coordinate_fn, &coordinate_char[0],
15 + (ic_data->HX_MAX_PT + 5)
* 2 * sizeof(char) * 5 + 2,
&coordinate_fn->f_pos);
}
/*coordinate dump end*/
#endif
} else if (tpd_key != 0x00) {
himax_ts_button_func(tpd_key, ts);
finger_on = 1;
} else if ((tpd_key_old != 0x00) && (tpd_key == 0x00)) {
himax_ts_button_func(tpd_key, ts);
finger_on = 0;
}
input_report_key(ts->input_dev, BTN_TOUCH, finger_on);
input_sync(ts->input_dev);
}
tpd_key_old = tpd_key;
workqueue_out:
return;
err_workqueue_out:
I("%s: Now reset the Touch chip.\n", __func__);
#ifdef HX_RST_PIN_FUNC
himax_HW_reset(true, false);
#endif
goto workqueue_out;
}
enum hrtimer_restart himax_ts_timer_func(struct hrtimer *timer)
{
struct himax_ts_data *ts;
ts = container_of(timer, struct himax_ts_data, timer);
queue_work(ts->himax_wq, &ts->work);
hrtimer_start(&ts->timer, ktime_set(0, 12500000), HRTIMER_MODE_REL);
return HRTIMER_NORESTART;
}
#if defined(HX_USB_DETECT)
static void himax_cable_tp_status_handler_func(int connect_status)
{
struct himax_ts_data *ts;
I("Touch: cable change to %d\n", connect_status);
ts = private_ts;
if (ts->cable_config) {
if (!atomic_read(&ts->suspend_mode)) {
if ((!!connect_status) != ts->usb_connected) {
if (!!connect_status) {
ts->cable_config[1] = 0x01;
ts->usb_connected = 0x01;
} else {
ts->cable_config[1] = 0x00;
ts->usb_connected = 0x00;
}
i2c_himax_master_write(ts->client,
ts->cable_config,
sizeof(ts->cable_config),
HIMAX_I2C_RETRY_TIMES);
I("%s: Cable status change: 0x%2.2X\n",
__func__, ts->cable_config[1]);
} else
I("%s: Cable status is same, ignore.\n",
__func__);
} else {
if (connect_status)
ts->usb_connected = 0x01;
else
ts->usb_connected = 0x00;
I("%s: Cable status remembered: 0x%2.2X\n",
__func__, ts->usb_connected);
}
}
}
static struct t_cable_status_notifier himax_cable_status_handler = {
.name = "usb_tp_connected",
.func = himax_cable_tp_status_handler_func,
};
#endif
#if defined(HX_USB_DETECT2)
void himax_cable_detect_func(void)
{
uint8_t tmp_addr[4];
uint8_t tmp_data[128];
struct himax_ts_data *ts;
u32 connect_status = 0;
connect_status = USB_Flag;/*upmu_is_chr_det();*/
ts = private_ts;
/*I("Touch: cable status=%d, cable_config=%p,
usb_connected=%d\n", connect_status,
ts->cable_config, ts->usb_connected);*/
if (ts->cable_config) {
if ((!!connect_status) != ts->usb_connected) {
/*notify USB plug/unplug*/
/*0x9008_8060 ==> 0x0000_0000/0001*/
tmp_addr[3] = 0x90; tmp_addr[2] = 0x08;
tmp_addr[1] = 0x80; tmp_addr[0] = 0x60;
tmp_data[3] = 0x00; tmp_data[2] = 0x00;
tmp_data[1] = 0x00;
if (!!connect_status) {
tmp_data[0] = 0x01;
ts->usb_connected = 0x01;
} else {
tmp_data[0] = 0x00;
ts->usb_connected = 0x00;
}
himax_flash_write_burst(ts->client, tmp_addr, tmp_data);
I("%s: Cable status change: 0x%2.2X\n",
__func__, ts->usb_connected);
}
/*else*/
/*I("%s: Cable status is the same as previous one,
ignore.\n", __func__);*/
}
}
#endif
#ifdef CONFIG_FB
int himax_fb_register(struct himax_ts_data *ts)
{
int ret = 0;
I(" %s in", __func__);
ts->fb_notif.notifier_call = fb_notifier_callback;
ret = fb_register_client(&ts->fb_notif);
if (ret)
E(" Unable to register fb_notifier: %d\n", ret);
return ret;
}
#endif
#ifdef HX_SMART_WAKEUP
void himax_set_SMWP_func(struct i2c_client *client, uint8_t SMWP_enable)
{
uint8_t tmp_data[4];
if (SMWP_enable) {
SMWP_bit_retry:
himax_set_SMWP_enable(client, SMWP_enable);
msleep(20);
himax_get_SMWP_enable(client, tmp_data);
I("%s: Read SMWP bit data[0]=%x data[1]=%x data[2]=%x data[3]=%x\n",
__func__, tmp_data[0], tmp_data[1], tmp_data[2], tmp_data[3]);
if (tmp_data[0] != 0x01) {
I("%s: retry SMWP bit write data[0]=%x\n",
__func__, tmp_data[0]);
goto SMWP_bit_retry;
}
}
}
static void himax_SMWP_work(struct work_struct *work)
{
struct himax_ts_data *ts =
container_of(work, struct himax_ts_data, smwp_work.work);
I(" %s in", __func__);
himax_set_SMWP_func(ts->client, ts->SMWP_enable);
}
#endif
#ifdef HX_TP_PROC_FLASH_DUMP
static void himax_ts_flash_work_func(struct work_struct *work)
{
himax_ts_flash_func();
}
#endif
#ifdef HX_TP_PROC_DIAG
static void himax_ts_diag_work_func(struct work_struct *work)
{
himax_ts_diag_func();
}
#endif
bool himax_ts_init(struct himax_ts_data *ts)
{
int ret = 0, err = 0;
struct himax_i2c_platform_data *pdata;
struct i2c_client *client;
client = ts->client;
pdata = ts->pdata;
I("%s: Start.\n", __func__);
/* Set pinctrl in active state */
if (ts->ts_pinctrl) {
ret = pinctrl_select_state(ts->ts_pinctrl,
ts->pinctrl_state_active);
if (ret < 0)
E("Failed to set pin in active state %d", ret);
}
himax_burst_enable(client, 0);
/*Get Himax IC Type / FW information / Calculate the point number */
if (himax_check_chip_version(ts->client) == false) {
E("Himax chip doesn NOT EXIST");
goto err_ic_package_failed;
}
if (himax_ic_package_check(ts->client) == false) {
E("Himax chip doesn NOT EXIST");
goto err_ic_package_failed;
}
if (pdata->virtual_key)
ts->button = pdata->virtual_key;
#ifdef HX_TP_PROC_FLASH_DUMP
ts->flash_wq = create_singlethread_workqueue("himax_flash_wq");
if (!ts->flash_wq) {
E("%s: create flash workqueue failed\n", __func__);
err = -ENOMEM;
goto err_create_wq_failed;
}
INIT_WORK(&ts->flash_work, himax_ts_flash_work_func);
setSysOperation(0);
setFlashBuffer();
#endif
#ifdef HX_TP_PROC_DIAG
ts->himax_diag_wq = create_singlethread_workqueue("himax_diag");
if (!ts->himax_diag_wq) {
E("%s: create diag workqueue failed\n", __func__);
err = -ENOMEM;
goto err_create_wq_failed;
}
INIT_DELAYED_WORK(&ts->himax_diag_delay_wrok, himax_ts_diag_work_func);
#endif
himax_read_FW_ver(client);
#ifdef HX_AUTO_UPDATE_FW
I(" %s in", __func__);
if (i_update_FW() <= 0)
I("FW NOT UPDATE=\n");
else
I("Have new FW=UPDATE=\n");
#endif
/*Himax Power On and Load Config*/
if (himax_loadSensorConfig(client, pdata) < 0) {
E("%s: Load Sesnsor config failed,unload driver.\n",
__func__);
goto err_detect_failed;
}
calculate_point_number();
#ifdef HX_TP_PROC_DIAG
setXChannel(ic_data->HX_RX_NUM); /*X channel*/
setYChannel(ic_data->HX_TX_NUM); /*Y channel*/
setMutualBuffer();
setMutualNewBuffer();
setMutualOldBuffer();
if (getMutualBuffer() == NULL) {
E("%s: mutual buffer allocate fail failed\n", __func__);
return false;
}
#ifdef HX_TP_PROC_2T2R
if (Is_2T2R) {
setXChannel_2(ic_data->HX_RX_NUM_2); /*X channel*/
setYChannel_2(ic_data->HX_TX_NUM_2); /*Y channel*/
setMutualBuffer_2();
if (getMutualBuffer_2() == NULL) {
E("%s: mutual buffer 2 allocate fail failed\n",
__func__);
return false;
}
}
#endif
#endif
#ifdef CONFIG_OF
ts->power = pdata->power;
#endif
ts->pdata = pdata;
ts->x_channel = ic_data->HX_RX_NUM;
ts->y_channel = ic_data->HX_TX_NUM;
ts->nFinger_support = ic_data->HX_MAX_PT;
/*calculate the i2c data size*/
calcDataSize(ts->nFinger_support);
I("%s: calcDataSize complete\n", __func__);
#ifdef CONFIG_OF
ts->pdata->abs_pressure_min = 0;
ts->pdata->abs_pressure_max = 200;
ts->pdata->abs_width_min = 0;
ts->pdata->abs_width_max = 200;
pdata->cable_config[0] = 0x90;
pdata->cable_config[1] = 0x00;
#endif
ts->suspended = false;
#if defined(HX_USB_DETECT) || defined(HX_USB_DETECT2)
ts->usb_connected = 0x00;
ts->cable_config = pdata->cable_config;
#endif
ts->protocol_type = pdata->protocol_type;
I("%s: Use Protocol Type %c\n", __func__,
ts->protocol_type == PROTOCOL_TYPE_A ? 'A' : 'B');
ret = himax_input_register(ts);
if (ret) {
E("%s: Unable to register %s input device\n",
__func__, ts->input_dev->name);
goto err_input_register_device_failed;
}
#ifdef HX_SMART_WAKEUP
ts->SMWP_enable = 0;
wakeup_source_init(&ts->ts_SMWP_wake_lock,
WAKE_LOCK_SUSPEND, HIMAX_common_NAME);
ts->himax_smwp_wq = create_singlethread_workqueue("HMX_SMWP_WORK");
if (!ts->himax_smwp_wq) {
E(" allocate himax_smwp_wq failed\n");
err = -ENOMEM;
goto err_smwp_wq_failed;
}
INIT_DELAYED_WORK(&ts->smwp_work, himax_SMWP_work);
#endif
#ifdef HX_HIGH_SENSE
ts->HSEN_enable = 0;
ts->himax_hsen_wq = create_singlethread_workqueue("HMX_HSEN_WORK");
if (!ts->himax_hsen_wq) {
E(" allocate himax_hsen_wq failed\n");
err = -ENOMEM;
goto err_hsen_wq_failed;
}
INIT_DELAYED_WORK(&ts->hsen_work, himax_HSEN_func);
#endif
#if defined(CONFIG_TOUCHSCREEN_HIMAX_DEBUG)
himax_touch_proc_init();
#endif
#if defined(HX_USB_DETECT)
if (ts->cable_config)
cable_detect_register_notifier(&himax_cable_status_handler);
#endif
err = himax_ts_register_interrupt(ts->client);
if (err)
goto err_register_interrupt_failed;
return true;
err_register_interrupt_failed:
#ifdef HX_HIGH_SENSE
err_hsen_wq_failed:
#endif
#ifdef HX_SMART_WAKEUP
err_smwp_wq_failed:
wakeup_source_trash(&ts->ts_SMWP_wake_lock);
#endif
err_input_register_device_failed:
input_free_device(ts->input_dev);
err_detect_failed:
#ifdef HX_TP_PROC_FLASH_DUMP
err_create_wq_failed:
#endif
err_ic_package_failed:
return false;
}
int himax_chip_common_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
int err = 0;
struct himax_ts_data *ts;
struct himax_i2c_platform_data *pdata;
/*Check I2C functionality*/
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
E("%s: i2c check functionality error\n", __func__);
err = -ENODEV;
goto err_check_functionality_failed;
}
ts = kzalloc(sizeof(struct himax_ts_data), GFP_KERNEL);
if (ts == NULL) {
E("%s: allocate himax_ts_data failed\n", __func__);
err = -ENOMEM;
goto err_alloc_data_failed;
}
i2c_set_clientdata(client, ts);
ts->client = client;
ts->dev = &client->dev;
mutex_init(&ts->rw_lock);
pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
if (pdata == NULL) { /*Allocate Platform data space*/
err = -ENOMEM;
goto err_dt_platform_data_fail;
}
ic_data = kzalloc(sizeof(*ic_data), GFP_KERNEL);
if (ic_data == NULL) { /*Allocate IC data space*/
err = -ENOMEM;
goto err_dt_ic_data_fail;
}
#ifdef CONFIG_OF
/*DeviceTree Init Platform_data*/
if (client->dev.of_node) {
err = himax_parse_dt(ts, pdata);
if (err < 0) {
I(" pdata is NULL for DT\n");
goto err_alloc_dt_pdata_failed;
}
}
#endif
#ifdef HX_RST_PIN_FUNC
ts->rst_gpio = pdata->gpio_reset;
#endif
himax_gpio_power_config(ts->client, pdata);
err = himax_ts_pinctrl_init(ts);
if (err || ts->ts_pinctrl == NULL)
E(" Pinctrl init failed\n");
#ifndef CONFIG_OF
if (pdata->power) {
err = pdata->power(1);
if (err < 0) {
E("%s: power on failed\n", __func__);
goto err_power_failed;
}
}
#endif
ts->pdata = pdata;
private_ts = ts;
mutex_init(&ts->fb_mutex);
/* ts initialization is deferred till FB_UNBLACK event;
* probe is considered pending till then.*/
ts->probe_done = false;
#ifdef CONFIG_FB
err = himax_fb_register(ts);
if (err) {
E("Falied to register fb notifier\n");
err = -ENOMEM;
goto err_fb_notif_wq_create;
}
#endif
return 0;
#ifdef CONFIG_FB
err_fb_notif_wq_create:
#endif
#ifdef CONFIG_OF
err_alloc_dt_pdata_failed:
#else
err_power_failed:
err_get_platform_data_fail:
#endif
if (ts->ts_pinctrl) {
if (IS_ERR_OR_NULL(ts->pinctrl_state_release)) {
devm_pinctrl_put(ts->ts_pinctrl);
ts->ts_pinctrl = NULL;
} else {
err = pinctrl_select_state(ts->ts_pinctrl,
ts->pinctrl_state_release);
if (err)
E("failed to select relase pinctrl state %d\n",
err);
}
}
kfree(ic_data);
err_dt_ic_data_fail:
kfree(pdata);
err_dt_platform_data_fail:
kfree(ts);
err_alloc_data_failed:
err_check_functionality_failed:
probe_fail_flag = 1;
return err;
}
int himax_chip_common_remove(struct i2c_client *client)
{
struct himax_ts_data *ts = i2c_get_clientdata(client);
int ret;
#if defined(CONFIG_TOUCHSCREEN_HIMAX_DEBUG)
himax_touch_proc_deinit();
#endif
#ifdef CONFIG_FB
if (fb_unregister_client(&ts->fb_notif)) {
dev_err(&client->dev,
"Error occurred while unregistering fb_notifier.\n");
}
#endif
if (!ts->use_irq)
hrtimer_cancel(&ts->timer);
destroy_workqueue(ts->himax_wq);
if (ts->protocol_type == PROTOCOL_TYPE_B)
input_mt_destroy_slots(ts->input_dev);
input_unregister_device(ts->input_dev);
if (ts->ts_pinctrl) {
if (IS_ERR_OR_NULL(ts->pinctrl_state_release)) {
devm_pinctrl_put(ts->ts_pinctrl);
ts->ts_pinctrl = NULL;
} else {
ret = pinctrl_select_state(ts->ts_pinctrl,
ts->pinctrl_state_release);
if (ret)
E("failed to select relase pinctrl state %d\n",
ret);
}
}
#ifdef HX_SMART_WAKEUP
wakeup_source_trash(&ts->ts_SMWP_wake_lock);
#endif
kfree(ts);
return 0;
}
int himax_chip_common_suspend(struct himax_ts_data *ts)
{
int ret;
if (ts->suspended) {
I("%s: Already suspended. Skipped.\n", __func__);
return 0;
} else {
ts->suspended = true;
I("%s: enter\n", __func__);
}
#ifdef HX_TP_PROC_FLASH_DUMP
if (getFlashDumpGoing()) {
I("[himax] %s: Flash dump is going,reject suspend\n",
__func__);
return 0;
}
#endif
#ifdef HX_TP_PROC_HITOUCH
if (hitouch_is_connect) {
I("[himax] %s: Hitouch connect,reject suspend\n",
__func__);
return 0;
}
#endif
#ifdef HX_SMART_WAKEUP
if (ts->SMWP_enable) {
atomic_set(&ts->suspend_mode, 1);
ts->pre_finger_mask = 0;
FAKE_POWER_KEY_SEND = false;
I("[himax] %s: SMART_WAKEUP enable,reject suspend\n",
__func__);
return 0;
}
#endif
#ifdef HX_ESD_WORKAROUND
ESD_00_counter = 0;
ESD_00_Flag = 0;
#endif
if (!ts->use_irq) {
ret = cancel_work_sync(&ts->work);
if (ret)
himax_int_enable(ts->client->irq, 1);
}
/*ts->first_pressed = 0;*/
atomic_set(&ts->suspend_mode, 1);
ts->pre_finger_mask = 0;
if (ts->ts_pinctrl) {
ret = pinctrl_select_state(ts->ts_pinctrl,
ts->pinctrl_state_suspend);
if (ret < 0)
E("Failed to get idle pinctrl state %d\n", ret);
}
if (ts->pdata->powerOff3V3 && ts->pdata->power)
ts->pdata->power(0);
return 0;
}
int himax_chip_common_resume(struct himax_ts_data *ts)
{
int retval;
I("%s: enter\n", __func__);
if (ts->pdata->powerOff3V3 && ts->pdata->power)
ts->pdata->power(1);
if (ts->protocol_type == PROTOCOL_TYPE_A)
input_mt_sync(ts->input_dev);
input_report_key(ts->input_dev, BTN_TOUCH, 0);
input_sync(ts->input_dev);
if (ts->ts_pinctrl) {
retval = pinctrl_select_state(ts->ts_pinctrl,
ts->pinctrl_state_active);
if (retval < 0) {
E("Cannot get default pinctrl state %d\n", retval);
goto err_pinctrl_select_resume;
}
}
atomic_set(&ts->suspend_mode, 0);
himax_int_enable(ts->client->irq, 1);
ts->suspended = false;
#if defined(HX_USB_DETECT2)
ts->usb_connected = 0x00;
himax_cable_detect_func();
#endif
#ifdef HX_SMART_WAKEUP
queue_delayed_work(ts->himax_smwp_wq,
&ts->smwp_work, msecs_to_jiffies(1000));
#endif
#ifdef HX_HIGH_SENSE
queue_delayed_work(ts->himax_hsen_wq,
&ts->hsen_work, msecs_to_jiffies(1000));
#endif
return 0;
err_pinctrl_select_resume:
if (ts->pdata->powerOff3V3 && ts->pdata->power)
ts->pdata->power(0);
return retval;
}