static VM_DRV_TP_BOOL ctp_goodix_gt9xx_get_data(
vm_drv_tp_multiple_event_t *tpes) {
VMUINT8 lvalue = 0;
VMUINT32 model = 0;
VMUINT8 buf_status;
VM_DRV_TP_BOOL ret = VM_DRV_TP_TRUE;
VMUINT8 rst_char = 0;
tpes->time_stamp = (VMUINT16) vm_drv_tp_get_time_stamp();
tpes->padding = VM_DRV_TP_PATTERN;
CTP_I2C_read(CTP_TOUCH_INFO_REG_BASE, &lvalue, 1);
model = (VMUINT32) (lvalue & CTP_STAT_NUMBER_TOUCH);
buf_status = lvalue & 0xF0;
//vm_log_info( "model:%d buf_status:%d", model,buf_status);
if (model > 5) //goodix only support 5 fingers
{
ret = VM_DRV_TP_FALSE;
goto exit_get_data;
}
tpes->model = (VMUINT16) model; //read out all touch points coordinates.
if (model == 0) {
ret = VM_DRV_TP_FALSE;
CTP_I2C_read(CTP_POINT_INFO_REG_BASE + 1, &lvalue, 1);
goto exit_get_data;
}
if (model <= 10) {
if ((buf_status & 0x80) != 0) {
ctp_read_all_point(tpes, model);
} else {
goto exit_get_data;
}
} else {
if (model == 0x0d) {
//TODO: check this event
} else if (model == 0x0e) {
//TODO: check this event
} else {
//TODO: check this event
}
goto exit_get_data;
}
exit_get_data:
CTP_I2C_send(CTP_TOUCH_INFO_REG_BASE, &rst_char, 1);
return ret;
}
kal_bool ctp_cypress_cy8ctma340_get_data(TouchPanelMultipleEventStruct *tpes)
{
kal_bool i2c_ret;
kal_uint8 reg[2];
kal_uint32 model = 0;
ASSERT(tpes);
tpes->time_stamp = (kal_uint16)L1I_GetTimeStamp();
tpes->padding = CTP_PATTERN;
i2c_ret = CTP_I2C_read(TT_MODE_ADDR, reg, 2);
if(i2c_ret == KAL_FALSE)
{
ctp_cypress_cy8ctma340_toggle();
return KAL_FALSE;
}
if(reg[0] & TT_MODE_BUFFER_INVALID)
{
drv_trace0(TRACE_GROUP_10, CTP_CAPACITIVE_GET_DATA_INVALID);
ctp_cypress_cy8ctma340_toggle();
return KAL_FALSE;
}
model = (kal_uint32)(reg[1] & TT_STAT_NUMBER_TOUCH);
drv_trace1(TRACE_GROUP_10, CTP_CAPACITIVE_MODEL, model);
if(model > 4) //cypress only support 4 fingers
{
ctp_cypress_cy8ctma340_toggle();
return KAL_FALSE;
}
tpes->model = (kal_uint16)model; //read out all touch points coordinates.
if(model == 0)
{
ctp_cypress_cy8ctma340_toggle();
return KAL_FALSE;
}
ctp_read_all_point(tpes, model);
ctp_cypress_cy8ctma340_toggle();
return KAL_TRUE;
}
