/* * Copyright (C) 2012, Samsung Electronics Co. Ltd. All Rights Reserved. * This touch driver is based on mxt224_u1. * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #define OBJECT_TABLE_START_ADDRESS 7 #define OBJECT_TABLE_ELEMENT_SIZE 6 #define CMD_RESET_OFFSET 0 #define CMD_BACKUP_OFFSET 1 #define CMD_CALIBRATE_OFFSET 2 #define CMD_REPORTATLL_OFFSET 3 #define CMD_DEBUG_CTRL_OFFSET 4 #define CMD_DIAGNOSTIC_OFFSET 5 #define DETECT_MSG_MASK 0x80 #define PRESS_MSG_MASK 0x40 #define RELEASE_MSG_MASK 0x20 #define MOVE_MSG_MASK 0x10 #define SUPPRESS_MSG_MASK 0x02 /* Version */ #define QT602240_VER_20 20 #define QT602240_VER_21 21 #define QT602240_VER_22 22 /* Slave addresses */ #define QT602240_APP_LOW 0x4a #define QT602240_APP_HIGH 0x4b #define QT602240_BOOT_LOW 0x24 #define QT602240_BOOT_HIGH 0x25 /*FIRMWARE NAME */ #define MXT224_ECHO_FW_NAME "mXT224e.fw" #define MXT224_FW_NAME "qt602240.fw" #define QT602240_FWRESET_TIME 175 /* msec */ #define QT602240_RESET_TIME 65 /* msec */ #define QT602240_BOOT_VALUE 0xa5 #define QT602240_BACKUP_VALUE 0x55 /* Bootloader mode status */ #define QT602240_WAITING_BOOTLOAD_CMD 0xc0 /* valid 7 6 bit only */ #define QT602240_WAITING_FRAME_DATA 0x80 /* valid 7 6 bit only */ #define QT602240_FRAME_CRC_CHECK 0x02 #define QT602240_FRAME_CRC_FAIL 0x03 #define QT602240_FRAME_CRC_PASS 0x04 #define QT602240_APP_CRC_FAIL 0x40 /* valid 7 8 bit only */ #define QT602240_BOOT_STATUS_MASK 0x3f /* Command to unlock bootloader */ #define QT602240_UNLOCK_CMD_MSB 0xaa #define QT602240_UNLOCK_CMD_LSB 0xdc /* TSP state */ #define TSP_STATE_INACTIVE -1 #define TSP_STATE_RELEASE 0 #define TSP_STATE_PRESS 1 #define TSP_STATE_MOVE 2 #define ID_BLOCK_SIZE 7 #define CLEAR_MEDIAN_FILTER_ERROR static void mxt224_optical_gain(struct mxt224_data *data, uint16_t dbg_mode); static int read_mem(struct mxt224_data *data, u16 reg, u8 len, u8 * buf) { int ret; u16 le_reg = cpu_to_le16(reg); struct i2c_msg msg[2] = { { .addr = data->client->addr, .flags = 0, .len = 2, .buf = (u8 *) &le_reg, }, { .addr = data->client->addr, .flags = I2C_M_RD, .len = len, .buf = buf, }, }; ret = i2c_transfer(data->client->adapter, msg, 2); if (ret < 0) return ret; return ret == 2 ? 0 : -EIO; } static int write_mem(struct mxt224_data *data, u16 reg, u8 len, const u8 * buf) { int ret; u8 tmp[len + 2]; put_unaligned_le16(cpu_to_le16(reg), tmp); memcpy(tmp + 2, buf, len); ret = i2c_master_send(data->client, tmp, sizeof(tmp)); if (ret < 0) return ret; return ret == sizeof(tmp) ? 0 : -EIO; } static int __devinit mxt224_reset(struct mxt224_data *data) { u8 buf = 1u; return write_mem(data, data->cmd_proc + CMD_RESET_OFFSET, 1, &buf); } static int __devinit mxt224_backup(struct mxt224_data *data) { u8 buf = 0x55u; return write_mem(data, data->cmd_proc + CMD_BACKUP_OFFSET, 1, &buf); } static int get_object_info(struct mxt224_data *data, u8 object_type, u16 *size, u16 *address) { int i; for (i = 0; i < data->objects_len; i++) { if (data->objects[i].object_type == object_type) { *size = data->objects[i].size + 1; *address = data->objects[i].i2c_address; return 0; } } return -ENODEV; } static int write_config(struct mxt224_data *data, u8 type, const u8 * cfg) { int ret; u16 address; u16 size; ret = get_object_info(data, type, &size, &address); if (ret) return ret; return write_mem(data, address, size, cfg); } static u32 __devinit crc24(u32 crc, u8 byte1, u8 byte2) { static const u32 crcpoly = 0x80001B; u32 res; u16 data_word; data_word = (((u16) byte2) << 8) | byte1; res = (crc << 1) ^ (u32) data_word; if (res & 0x1000000) res ^= crcpoly; return res; } static int __devinit calculate_infoblock_crc(struct mxt224_data *data, u32 *crc_pointer) { u32 crc = 0; u8 mem[7 + data->objects_len * 6]; int status; int i; status = read_mem(data, 0, sizeof(mem), mem); if (status) return status; for (i = 0; i < sizeof(mem) - 1; i += 2) crc = crc24(crc, mem[i], mem[i + 1]); *crc_pointer = crc24(crc, mem[i], 0) & 0x00FFFFFF; return 0; } static uint8_t calibrate_chip(struct mxt224_data *data) { u8 cal_data = 1; int ret = 0; u8 atchcalst_tmp, atchcalsthr_tmp; u16 obj_address = 0; u16 size = 1; int ret1 = 0; if (data->cal_check_flag == 0) { data->cal_check_flag = 1u; ret = get_object_info(data, GEN_ACQUISITIONCONFIG_T8, &size, &obj_address); /* resume calibration must be performed with zero settings */ atchcalst_tmp = 0; atchcalsthr_tmp = 0; /* atchcalst */ ret = write_mem(data, obj_address + 6, 1, &atchcalst_tmp); /*atchcalsthr */ ret1 = write_mem(data, obj_address + 7, 1, &atchcalsthr_tmp); if (data->family_id == 0x81) { /* mxT224E */ /* forced cal thr */ ret = write_mem(data, obj_address + 8, 1, &atchcalst_tmp); /* forced cal thr ratio */ ret1 = write_mem(data, obj_address + 9, 1, &atchcalsthr_tmp); } } /* send calibration command to the chip */ if (!ret && !ret1 && !data->doing_calibration_flag) { /* change calibration suspend settings to zero until calibration confirmed good */ ret = write_mem(data, data->cmd_proc + CMD_CALIBRATE_OFFSET, 1, &cal_data); /* set flag for calibration lockup recovery if cal command was successful */ if (!ret) { /* set flag to show we must still confirm if calibration was good or bad */ data->doing_calibration_flag = 1; pr_err("[TSP] calibration success!!!\n"); } } return ret; } static int check_abs_time(struct mxt224_data *data) { if (!data->qt_time_point) return 0; data->qt_time_diff = jiffies_to_msecs(jiffies) - data->qt_time_point; if (data->qt_time_diff > 0) return 1; else return 0; } static int check_abs_time_freq_err(struct mxt224_data *data) { if (!data->qt_time_point_freq) return 0; data->qt_time_diff_freq = jiffies_to_msecs(jiffies) - data->qt_time_point_freq; if (data->qt_time_diff_freq > 0) return 1; else return 0; } static void mxt224_ta_probe(struct mxt224_data *data, bool ta_status) { u16 obj_address = 0; u16 size_one; int ret; u8 value; u8 val = 0; unsigned int register_address = 7; /*u8 calcfg; */ u8 noise_threshold; u8 movfilter; u8 calcfg_dis; u8 calcfg_en; u8 charge_time; pr_err("[TSP] mxt224_ta_probe\n"); if (!data->mxt224_enabled) { pr_err("[TSP] data->mxt224_enabled is 0\n"); return; } if (ta_status) { data->threshold = data->pdata->tchthr_charging; calcfg_dis = data->pdata->calcfg_charging_e; calcfg_en = data->pdata->calcfg_charging_e | 0x20; noise_threshold = data->pdata->noisethr_charging; movfilter = data->pdata->movfilter_charging; charge_time = data->pdata->chrgtime_charging_e; #ifdef CLEAR_MEDIAN_FILTER_ERROR data->errcondition = ERR_RTN_CONDITION_MAX; data->noise_median.mferr_setting = false; #endif } else { if (data->boot_or_resume == 1) data->threshold = data->pdata->tchthr_batt_init; else data->threshold = data->pdata->tchthr_batt; data->threshold_e = data->pdata->tchthr_batt_e; calcfg_dis = data->pdata->calcfg_batt_e; calcfg_en = data->pdata->calcfg_batt_e | 0x20; noise_threshold = data->pdata->noisethr_batt; movfilter = data->pdata->movfilter_batt; charge_time = data->pdata->chrgtime_batt_e; #ifdef CLEAR_MEDIAN_FILTER_ERROR data->errcondition = ERR_RTN_CONDITION_IDLE; data->noise_median.mferr_count = 0; data->noise_median.mferr_setting = false; data->noise_median.median_on_flag = false; #endif } if (data->family_id == 0x81) { #ifdef CLEAR_MEDIAN_FILTER_ERROR if (!ta_status) { ret = get_object_info(data, TOUCH_MULTITOUCHSCREEN_T9, &size_one, &obj_address); size_one = 1; /*blen */ value = data->pdata->blen_batt_e; register_address = 6; write_mem(data, obj_address + (u16) register_address, size_one, &value); /*threshold */ value = data->threshold_e; register_address = 7; write_mem(data, obj_address + (u16) register_address, size_one, &value); /*move Filter */ value = data->pdata->movfilter_batt_e; register_address = 13; write_mem(data, obj_address + (u16) register_address, size_one, &value); /*nexttchdi*/ value = data->pdata->nexttchdi_e; register_address = 34; write_mem(data, obj_address + (u16) register_address, size_one, &value); } #endif value = data->pdata->actvsyncsperx_e; ret = get_object_info(data, SPT_CTECONFIG_T46, &size_one, &obj_address); write_mem(data, obj_address + 3, 1, &value); ret = get_object_info(data, GEN_ACQUISITIONCONFIG_T8, &size_one, &obj_address); size_one = 1; value = charge_time; write_mem(data, obj_address, size_one, &value); ret = get_object_info(data, PROCG_NOISESUPPRESSION_T48, &size_one, &obj_address); value = calcfg_dis; register_address = 2; size_one = 1; write_mem(data, obj_address + (u16) register_address, size_one, &value); read_mem(data, obj_address + (u16) register_address, (u8) size_one, &val); pr_err("[TSP]TA_probe MXT224E T%d Byte%d is %d\n", 48, register_address, val); if (ta_status) write_config(data, PROCG_NOISESUPPRESSION_T48, data->noise_suppression_cfg_ta); else write_config(data, PROCG_NOISESUPPRESSION_T48, data->noise_suppression_cfg); value = calcfg_en; write_mem(data, obj_address + (u16) register_address, size_one, &value); read_mem(data, obj_address + (u16) register_address, (u8) size_one, &val); pr_err("[TSP]TA_probe MXT224E T%d Byte%d is %d\n", 48, register_address, val); } else { if (data->freq_table.fherr_setting >= 1) { ret = get_object_info(data, GEN_POWERCONFIG_T7, &size_one, &obj_address); value = 48; write_mem(data, obj_address, 1, &value); ret = get_object_info(data, TOUCH_MULTITOUCHSCREEN_T9, &size_one, &obj_address); value = 32; write_mem(data, obj_address + 6, 1, &value); ret = get_object_info(data, PROCG_NOISESUPPRESSION_T22, &size_one, &obj_address); value = 143; write_mem(data, obj_address, 1, &value); value = 0; write_mem(data, obj_address + 10, 1, &value); write_mem(data, obj_address + 11, 5, &data->freq_table.freq_for_fherr1[0]); ret = get_object_info(data, SPT_CTECONFIG_T28, &size_one, &obj_address); value = 19; write_mem(data, obj_address + 4, 1, &value); data->freq_table.fherr_cnt = 0; data->freq_table.fherr_num = 1; data->freq_table.fherr_setting = 0; data->freq_table.t9_blen_for_fherr_cnt = 0; } ret = get_object_info(data, TOUCH_MULTITOUCHSCREEN_T9, &size_one, &obj_address); size_one = 1; value = (u8) data->threshold; write_mem(data, obj_address + (u16) register_address, size_one, &value); read_mem(data, obj_address + (u16) register_address, (u8) size_one, &val); pr_err("[TSP]TA_probe MXT224 T%d Byte%d is %d\n", 9, register_address, val); value = (u8) movfilter; register_address = 13; write_mem(data, obj_address + (u16) register_address, size_one, &value); value = noise_threshold; register_address = 8; ret = get_object_info(data, PROCG_NOISESUPPRESSION_T22, &size_one, &obj_address); size_one = 1; write_mem(data, obj_address + (u16) register_address, size_one, &value); } data->ta_status_pre = (bool) ta_status; }; static void check_chip_calibration(struct mxt224_data *data, unsigned char one_touch_input_flag) { u8 data_buffer[100] = { 0 }; u8 try_ctr = 0; u8 data_byte = 0xF3; /* dianostic command to get touch flags */ u8 tch_ch = 0, atch_ch = 0; u8 check_mask; u8 i, j = 0; u8 x_line_limit; int ret; u16 size; u16 object_address = 0; bool ta_status_check; /* we have had the first touchscreen or face suppression message * after a calibration - check the sensor state and try to confirm if * cal was good or bad */ /* get touch flags from the chip using the diagnostic object */ /* write command to command processor to get touch flags - 0xF3 Command required to do this */ write_mem(data, data->cmd_proc + CMD_DIAGNOSTIC_OFFSET, 1, &data_byte); /* get the address of the diagnostic object so we can get the data we need */ /* diag_address = get_object_address(DEBUG_DIAGNOSTIC_T37,0); */ ret = get_object_info(data, DEBUG_DIAGNOSTIC_T37, &size, &object_address); mdelay(10); /* read touch flags from the diagnostic object - clear buffer so the while loop can run first time */ memset(data_buffer, 0xFF, sizeof(data_buffer)); /* wait for diagnostic object to update */ while (!((data_buffer[0] == 0xF3) && (data_buffer[1] == 0x00))) { /* wait for data to be valid */ if (try_ctr > 10) { /* 0318 hugh 100-> 10 */ /* Failed! */ pr_err( "[TSP] Diagnostic Data did not update!!\n"); data->qt_timer_state = 0; /* 0430 hugh */ break; } mdelay(2); /* 0318 hugh 3-> 2 */ try_ctr++; /* timeout counter */ /* read_mem(diag_address, 2,data_buffer); */ read_mem(data, object_address, 2, data_buffer); } /* data is ready - read the detection flags */ /* read_mem(diag_address, 82,data_buffer); */ read_mem(data, object_address, 82, data_buffer); /* data array is 20 x 16 bits for each set of flags, 2 byte header, 40 bytes for touch flags 40 bytes for antitouch flags */ /* count up the channels/bits if we recived the data properly */ if ((data_buffer[0] == 0xF3) && (data_buffer[1] == 0x00)) { /* mode 0 : 16 x line, mode 1 : 17 etc etc upto mode 4. */ /* x_line_limit = 16 + cte_config.mode; */ x_line_limit = 16 + 3; if (x_line_limit > 20) { /* hard limit at 20 so we don't over-index the array */ x_line_limit = 20; } /* double the limit as the array is in bytes not words */ x_line_limit = x_line_limit << 1; /* count the channels and print the flags to the log */ /* check X lines - data is in words so increment 2 at a time */ for (i = 0; i < x_line_limit; i += 2) { /* print the flags to the log - only really needed for debugging */ /* count how many bits set for this row */ for (j = 0; j < 8; j++) { /* create a bit mask to check against */ check_mask = 1 << j; /* check detect flags */ if (data_buffer[2 + i] & check_mask) tch_ch++; if (data_buffer[3 + i] & check_mask) tch_ch++; /* check anti-detect flags */ if (data_buffer[42 + i] & check_mask) atch_ch++; if (data_buffer[43 + i] & check_mask) atch_ch++; } } pr_err("[TSP] t: %d, a: %d\n", tch_ch, atch_ch); /* send page up command so we can detect when data updates next time, page byte will sit at 1 until we next send F3 command */ data_byte = 0x01; write_mem(data, data->cmd_proc + CMD_DIAGNOSTIC_OFFSET, 1, &data_byte); if ((tch_ch + atch_ch) > 21) { pr_err("[TSP]touch ch + anti ch > 21\n"); calibrate_chip(data); data->qt_timer_state = 0; data->qt_time_point = jiffies_to_msecs(jiffies); data->not_yet_count = 0; } else if (tch_ch > 17) { pr_err("[TSP]touch ch > 17\n"); calibrate_chip(data); data->qt_timer_state = 0; data->qt_time_point = jiffies_to_msecs(jiffies); data->not_yet_count = 0; } else if ((tch_ch > 0) && (atch_ch == 0)) { /* cal was good - don't need to check any more */ data->not_yet_count = 0; /* original:data->qt_time_diff = 501 */ if (!check_abs_time(data)) data->qt_time_diff = 301; if (data->qt_timer_state == 1) { /* originaldata->qt_time_diff = 500 */ if (data->qt_time_diff > 300) { pr_err( "[TSP] calibration was good\n"); data->cal_check_flag = 0; data->good_check_flag = 0; data->qt_timer_state = 0; data->qt_time_point = jiffies_to_msecs(jiffies); ret = get_object_info(data, GEN_ACQUISITIONCONFIG_T8, &size, &object_address); /* change calibration suspend settings to zero until calibration confirmed good */ /* store normal settings */ size = 1; data->palm_chk_flag = 2; if (data->family_id == 0x80) { write_mem(data, object_address + 6, 1, &data->pdata->atchcalst); write_mem(data, object_address + 7, 1, &data->pdata->atchcalsthr); } else if (data->family_id == 0x81) { write_mem(data, object_address + 6, 1, &data->pdata->atchcalst_e); write_mem(data, object_address + 7, 1, &data->pdata->atchcalsthr_e); write_mem(data, object_address + 8, 1, &data->pdata->atchfrccalthr_e); write_mem(data, object_address + 9, 1, &data->pdata->atchfrccalratio_e); } if ((data->pdata->read_ta_status) && (data->boot_or_resume == 1)) { data->boot_or_resume = 0; data->pdata->read_ta_status (&ta_status_check); pr_err( "[TSP] ta_status is %d", ta_status_check); if ((ta_status_check == 0) && (data->family_id == 0x80) && (data->\ freq_table.fherr_setting == 0)) mxt224_ta_probe (data, ta_status_check); } } else { data->cal_check_flag = 1; } } else { data->qt_timer_state = 1; data->qt_time_point = jiffies_to_msecs(jiffies); data->cal_check_flag = 1; } } else if (atch_ch >= 5) { pr_err("[TSP] calibration was bad\n"); calibrate_chip(data); data->qt_timer_state = 0; data->not_yet_count = 0; data->qt_time_point = jiffies_to_msecs(jiffies); } else { /* we cannot confirm if good or bad - we must wait for next touch message to confirm */ pr_err( "[TSP] calibration was not decided yet\n"); data->cal_check_flag = 1u; /* Reset the 100ms timer */ data->qt_timer_state = 0; data->qt_time_point = jiffies_to_msecs(jiffies); data->not_yet_count++; if (data->not_yet_count > 10) { data->not_yet_count = 0; calibrate_chip(data); } } } } #if defined(DRIVER_FILTER) static void equalize_coordinate(bool gbfilter, bool detect, u8 id, u16 *px, u16 *py) { static int tcount[MAX_USING_FINGER_NUM] = { 0, }; static u16 pre_x[MAX_USING_FINGER_NUM][4] = { {0}, }; static u16 pre_y[MAX_USING_FINGER_NUM][4] = { {0}, }; int coff[4] = { 0, }; int distance = 0; if (detect) tcount[id] = 0; pre_x[id][tcount[id] % 4] = *px; pre_y[id][tcount[id] % 4] = *py; if (gbfilter) { if (tcount[id] > 3) { *px = (u16) ((*px + pre_x[id][(tcount[id] - 1) % 4] + pre_x[id][(tcount[id] - 2) % 4] + pre_x[id][(tcount[id] - 3) % 4]) / 4); *py = (u16) ((*py + pre_y[id][(tcount[id] - 1) % 4] + pre_y[id][(tcount[id] - 2) % 4] + pre_y[id][(tcount[id] - 3) % 4]) / 4); } else { switch (tcount[id]) { case 2: { *px = (u16) ((*px + pre_x[id][(tcount[id] - 1) % 4]) >> 1); *py = (u16) ((*py + pre_y[id][(tcount[id] - 1) % 4]) >> 1); break; } case 3: { *px = (u16) ((*px + pre_x[id][(tcount[id] - 1) % 4] + pre_x[id][(tcount[id] - 2) % 4]) / 3); *py = (u16) ((*py + pre_y[id][(tcount[id] - 1) % 4] + pre_y[id][(tcount[id] - 2) % 4]) / 3); break; } default: break; } } } else if (tcount[id] > 3) { { distance = abs(pre_x[id][(tcount[id] - 1) % 4] - *px) + abs(pre_y[id][(tcount[id] - 1) % 4] - *py); coff[0] = (u8) (2 + distance / 5); if (coff[0] < 8) { coff[0] = max(2, coff[0]); coff[1] = min((8 - coff[0]), (coff[0] >> 1) + 1); coff[2] = min((8 - coff[0] - coff[1]), (coff[1] >> 1) + 1); coff[3] = 8 - coff[0] - coff[1] - coff[2]; *px = (u16) ((*px * (coff[0]) + pre_x[id][(tcount[id] - 1) % 4] * (coff[1]) + pre_x[id][(tcount[id] - 2) % 4] * (coff[2]) + pre_x[id][(tcount[id] - 3) % 4] * (coff[3])) / 8); *py = (u16) ((*py * (coff[0]) + pre_y[id][(tcount[id] - 1) % 4] * (coff[1]) + pre_y[id][(tcount[id] - 2) % 4] * (coff[2]) + pre_y[id][(tcount[id] - 3) % 4] * (coff[3])) / 8); } else { *px = (u16) ((*px * 4 + pre_x[id][(tcount[id] - 1) % 4]) / 5); *py = (u16) ((*py * 4 + pre_y[id][(tcount[id] - 1) % 4]) / 5); } } } tcount[id]++; } #endif /* DRIVER_FILTER */ static int __devinit mxt224_init_touch_driver(struct mxt224_data *data) { struct object_t *object_table; u32 read_crc = 0; u32 calc_crc; u16 crc_address; u16 dummy; int i; u8 id[ID_BLOCK_SIZE]; int ret; u8 type_count = 0; u8 tmp; ret = read_mem(data, 0, sizeof(id), id); if (ret) return ret; dev_info(&data->client->dev, "family = %#02x, variant = %#02x, version" "= %#02x, build = %d\n", id[0], id[1], id[2], id[3]); pr_err("[TSP] family = %#02x, variant = %#02x, version " "= %#02x, build = %d\n", id[0], id[1], id[2], id[3]); dev_dbg(&data->client->dev, "matrix X size = %d\n", id[4]); dev_dbg(&data->client->dev, "matrix Y size = %d\n", id[5]); data->family_id = id[0]; data->tsp_version = id[2]; data->objects_len = id[6]; data->mxt_version_disp = data->family_id; data->tsp_version_disp = data->tsp_version; object_table = kmalloc(data->objects_len * sizeof(*object_table), GFP_KERNEL); if (!object_table) return -ENOMEM; ret = read_mem(data, OBJECT_TABLE_START_ADDRESS, data->objects_len * sizeof(*object_table), (u8 *) object_table); if (ret) goto err; for (i = 0; i < data->objects_len; i++) { object_table[i].i2c_address = le16_to_cpu(object_table[i].i2c_address); tmp = 0; if (object_table[i].num_report_ids) { tmp = type_count + 1; type_count += object_table[i].num_report_ids * (object_table[i].instances + 1); } switch (object_table[i].object_type) { case TOUCH_MULTITOUCHSCREEN_T9: data->finger_type = tmp; dev_dbg(&data->client->dev, "Finger type = %d\n", data->finger_type); break; case GEN_MESSAGEPROCESSOR_T5: data->msg_object_size = object_table[i].size + 1; dev_dbg(&data->client->dev, "Message object size = " "%d\n", data->msg_object_size); break; } } data->objects = object_table; /* Verify CRC */ crc_address = OBJECT_TABLE_START_ADDRESS + data->objects_len * OBJECT_TABLE_ELEMENT_SIZE; #ifdef __BIG_ENDIAN #error The following code will likely break on a big endian machine #endif ret = read_mem(data, crc_address, 3, (u8 *) &read_crc); if (ret) goto err; read_crc = le32_to_cpu(read_crc); ret = calculate_infoblock_crc(data, &calc_crc); if (ret) goto err; if (read_crc != calc_crc) { dev_err(&data->client->dev, "CRC error\n"); ret = -EFAULT; goto err; } ret = get_object_info(data, GEN_MESSAGEPROCESSOR_T5, &dummy, &data->msg_proc); if (ret) goto err; ret = get_object_info(data, GEN_COMMANDPROCESSOR_T6, &dummy, &data->cmd_proc); if (ret) goto err; return 0; err: kfree(object_table); return ret; } static void report_input_data(struct mxt224_data *data) { int i; static unsigned int level = ~0; bool tsp_state = false; bool check_press = false; u16 object_address = 0; u16 size = 1; u8 value; if (level == ~0) exynos_cpufreq_get_level(500000, &level); for (i = 0; i < data->num_fingers; i++) { if (TSP_STATE_INACTIVE == data->fingers[i].z) continue; /* for release */ if (data->fingers[i].z == TSP_STATE_RELEASE) { input_mt_slot(data->input_dev, i); input_mt_report_slot_state(data->input_dev, MT_TOOL_FINGER, false); data->fingers[i].z = TSP_STATE_INACTIVE; /* logging */ #ifdef __TSP_DEBUG pr_err("[TSP] Up[%d] %4d,%4d\n", i, data->fingers[i].x, data->fingers[i].y); #else pr_err("[TSP] Up[%d]\n", i); #endif continue; } input_mt_slot(data->input_dev, i); input_mt_report_slot_state(data->input_dev, MT_TOOL_FINGER, true); input_report_abs(data->input_dev, ABS_MT_POSITION_X, data->fingers[i].x); input_report_abs(data->input_dev, ABS_MT_POSITION_Y, data->fingers[i].y); input_report_abs(data->input_dev, ABS_MT_TOUCH_MAJOR, data->fingers[i].z); input_report_abs(data->input_dev, ABS_MT_PRESSURE, data->fingers[i].w); #ifdef _SUPPORT_SHAPE_TOUCH_ input_report_abs(data->input_dev, ABS_MT_COMPONENT, data->fingers[i].component); #endif if (data->touch_is_pressed_arr[i] == 1) check_press = true; if (data->g_debug_switch) pr_err("[TSP] ID-%d, %4d,%4d\n", i, data->fingers[i].x, data->fingers[i].y); /*if (copy_data->touch_is_pressed_arr[i] != 0) touch_is_pressed = 1;*/ /* logging */ #ifdef __TSP_DEBUG if (data->touch_is_pressed_arr[i] == 1) pr_err("[TSP] Dn[%d] %4d,%4d\n", i, data->fingers[i].x, data->fingers[i].y); if (data->touch_is_pressed_arr[i] == 2) pr_err("[TSP] Mv[%d] %4d,%4d\n", i, data->fingers[i].x, data->fingers[i].y); #else if (data->touch_is_pressed_arr[i] == 1) { pr_err("[TSP] Dn[%d]\n", i); data->touch_is_pressed_arr[i] = 2; } #endif } data->finger_mask = 0; data->touch_state = 0; input_sync(data->input_dev); /*if ((touch_is_pressed == 0) &&*/ if (data->freq_table.fherr_setting >= 2) { if (!check_abs_time_freq_err(data)) data->qt_time_diff_freq = 5001; if (data->qt_time_diff_freq > 5000) { get_object_info(data, GEN_ACQUISITIONCONFIG_T8, &size, &object_address); value = 0; /* TCHAUTOCAL disable */ write_mem(data, object_address + 4, 1, &value); data->freq_table.fherr_setting = 1; pr_err("[TSP] auto cal disable\n"); get_object_info(data, PROCG_NOISESUPPRESSION_T22, &size, &object_address); value = 60; write_mem(data, object_address + 8, 1, &value); } if (data->freq_table.fherr_setting == 2) { write_mem(data, data->cmd_proc + CMD_CALIBRATE_OFFSET, 1, &data->freq_table.fherr_num); data->freq_table.fherr_setting = 3; } } for (i = 0; i < data->num_fingers; i++) { if (TSP_STATE_INACTIVE != data->fingers[i].z) { tsp_state = true; break; } } if (!tsp_state && data->lock_status) { exynos_cpufreq_lock_free(DVFS_LOCK_ID_TSP); data->lock_status = 0; } else if ((data->lock_status == 0) && check_press) { if (level != ~0) { exynos_cpufreq_lock( DVFS_LOCK_ID_TSP, level); data->lock_status = 1; } } } static void palm_recovery(struct mxt224_data *data) { int ret = 0; u8 atchcalst_tmp = 0, atchcalsthr_tmp = 0; u16 obj_address = 0; u16 size = 1; int ret1 = 0; if (data->palm_chk_flag == 2) { data->palm_chk_flag = 0; ret = get_object_info(data, GEN_ACQUISITIONCONFIG_T8, &size, &obj_address); size = 1; /* TCHAUTOCAL Disable */ ret = write_mem(data, obj_address + 4, 1, &atchcalst_tmp); /* TCHAUTOCAL */ pr_debug("[TSP] auto calibration disable!!!\n"); } else { if (data->cal_check_flag == 0) { ret = get_object_info(data, GEN_ACQUISITIONCONFIG_T8, &size, &obj_address); /* resume calibration must be performed with zero settings */ atchcalst_tmp = 0; atchcalsthr_tmp = 0; ret = write_mem(data, obj_address + 4, 1, &atchcalst_tmp); /* TCHAUTOCAL */ ret = write_mem(data, obj_address + 6, 1, &atchcalst_tmp); ret1 = write_mem(data, obj_address + 7, 1, &atchcalsthr_tmp); if (data->family_id == 0x81) { /* mxT224E */ ret = write_mem(data, obj_address + 8, 1, &atchcalst_tmp); /* forced cal thr */ ret1 = write_mem(data, obj_address + 9, 1, &atchcalsthr_tmp); /* forced cal ratio */ } } } } static int freq_hop_err_setting(struct mxt224_data *data, int state) { uint16_t object_address = 0; u8 value, ret; u16 size_one = 1; pr_debug("[TSP] freq_hop_err_setting\n"); data->freq_table.fherr_num = 30; ret = get_object_info(data, GEN_POWERCONFIG_T7, &size_one, &object_address); value = 255; write_mem(data, object_address, 1, &value); data->cal_check_flag = 0; data->good_check_flag = 0; data->qt_timer_state = 0; ret = get_object_info(data, GEN_ACQUISITIONCONFIG_T8, &size_one, &object_address); value = 5; /* TCHAUTOCAL 1sec */ write_mem(data, object_address + 4, 1, &value); data->qt_time_point_freq = jiffies_to_msecs(jiffies); data->freq_table.fherr_setting = 2; write_mem(data, object_address + 6, 1, &data->pdata->atchcalst); write_mem(data, object_address + 7, 1, &data->pdata->atchcalsthr); ret = get_object_info(data, TOUCH_MULTITOUCHSCREEN_T9, &size_one, &object_address); value = data->freq_table.t9_blen_for_fherr; write_mem(data, object_address + 6, 1, &value); value = data->freq_table.t9_thr_for_fherr; write_mem(data, object_address + 7, 1, &value); value = data->freq_table.t9_movfilter_for_fherr; write_mem(data, object_address + 13, 1, &value); ret = get_object_info(data, PROCG_NOISESUPPRESSION_T22, &size_one, &object_address); value = 135; write_mem(data, object_address + 0, 1, &value); value = data->freq_table.t22_noisethr_for_fherr; write_mem(data, object_address + 8, 1, &value); value = data->freq_table.t22_freqscale_for_fherr; write_mem(data, object_address + 10, 1, &value); if (state == 1) { write_mem(data, object_address + 11, 5, &data->freq_table.freq_for_fherr1[0]); } else if (state == 2) { write_mem(data, object_address + 11, 5, &data->freq_table.freq_for_fherr2[0]); data->freq_table.fherr_num = 1; data->freq_table.fherr_cnt = 2; } else if (state == 3) { write_mem(data, object_address + 11, 5, &data->freq_table.freq_for_fherr3[0]); data->freq_table.fherr_num = 1; } else if (state == 4) { write_mem(data, object_address + 11, 5, &data->freq_table.freq_for_fherr4[0]); data->freq_table.fherr_num = 1; data->freq_table.fherr_cnt = 0; } ret = get_object_info(data, SPT_CTECONFIG_T28, &size_one, &object_address); value = 48; write_mem(data, object_address + 4, 1, &value); return 0; } #ifdef CLEAR_MEDIAN_FILTER_ERROR static int check_err_condition(struct mxt224_data *data) { int rtn = ERR_RTN_CONDITION_IDLE; switch (data->errcondition) { case ERR_RTN_CONDITION_IDLE: default: rtn = ERR_RTN_CONDITION_T9; break; } return rtn; } static void median_err_setting(struct mxt224_data *data) { u16 obj_address; u16 size_one; u8 value, state; bool ta_status_check; int ret = 0; data->pdata->read_ta_status(&ta_status_check); if (!ta_status_check) { data->errcondition = check_err_condition(data); switch (data->errcondition) { case ERR_RTN_CONDITION_T9: { ret = get_object_info(data, TOUCH_MULTITOUCHSCREEN_T9, &size_one, &obj_address); value = 16; write_mem(data, obj_address + 6, 1, &value); value = 40; write_mem(data, obj_address + 7, 1, &value); value = 80; write_mem(data, obj_address + 13, 1, &value); ret |= get_object_info(data, SPT_CTECONFIG_T46, &size_one, &obj_address); value = 32; write_mem(data, obj_address + 3, 1, &value); ret |= get_object_info(data, PROCG_NOISESUPPRESSION_T48, &size_one, &obj_address); value = 29; write_mem(data, obj_address + 3, 1, &value); value = 1; write_mem(data, obj_address + 8, 1, &value); value = 2; write_mem(data, obj_address + 9, 1, &value); value = 100; write_mem(data, obj_address + 17, 1, &value); value = 64; write_mem(data, obj_address + 19, 1, &value); value = 20; write_mem(data, obj_address + 22, 1, &value); value = 38; write_mem(data, obj_address + 25, 1, &value); value = 16; write_mem(data, obj_address + 34, 1, &value); value = 40; write_mem(data, obj_address + 35, 1, &value); value = 80; write_mem(data, obj_address + 39, 1, &value); } break; default: break; } } else { value = 1; if (data->noise_median.mferr_count < 3) data->noise_median.mferr_count++; if (!(data->noise_median.mferr_count % value) && (data->noise_median.mferr_count < 3)) { pr_debug( "[TSP] median thr noise level too high. %d\n", data->noise_median.mferr_count / value); state = data->noise_median.mferr_count / value; ret |= get_object_info(data, PROCG_NOISESUPPRESSION_T48, &size_one, &obj_address); if (state == 1) { value = data->noise_median.t48_mfinvlddiffthr_for_mferr; write_mem(data, obj_address + 22, 1, &value); value = data->noise_median.t48_mferrorthr_for_mferr; write_mem(data, obj_address + 25, 1, &value); value = data->noise_median.t48_thr_for_mferr; write_mem(data, obj_address + 35, 1, &value); value = data->noise_median.t48_movfilter_for_mferr; write_mem(data, obj_address + 39, 1, &value); ret |= get_object_info(data, SPT_CTECONFIG_T46, &size_one, &obj_address); value = data->noise_median.t46_actvsyncsperx_for_mferr; write_mem(data, obj_address + 3, 1, &value); } else if (state >= 2) { value = 10; write_mem(data, obj_address + 3, 1, &value); value = 0; /* secondmf */ write_mem(data, obj_address + 8, 1, &value); value = 0; /* thirdmf */ write_mem(data, obj_address + 9, 1, &value); value = 20; /* mfinvlddiffthr */ write_mem(data, obj_address + 22, 1, &value); value = 38; /* mferrorthr */ write_mem(data, obj_address + 25, 1, &value); value = 45; /* thr */ write_mem(data, obj_address + 35, 1, &value); value = 65; /* movfilter */ write_mem(data, obj_address + 39, 1, &value); ret |= get_object_info(data, SPT_CTECONFIG_T46, &size_one, &obj_address); value = 63; /* actvsyncsperx */ write_mem(data, obj_address + 3, 1, &value); } } } data->noise_median.mferr_setting = true; } #endif static irqreturn_t mxt224_irq_thread(int irq, void *ptr) { struct mxt224_data *data = ptr; int id; u8 msg[data->msg_object_size]; u8 touch_message_flag = 0; u8 value, ret; u16 size_one; u16 obj_address = 0; int ta_status_check; if ((data->palm_chk_flag == 2) && (data->family_id == 0x80)) palm_recovery(data); do { touch_message_flag = 0; if (read_mem(data, data->msg_proc, sizeof(msg), msg)) return IRQ_HANDLED; if ((msg[0] == 0x1) && ((msg[1] & 0x10) == 0x10)) { /* caliration */ pr_err("[TSP] Calibration!!!!!!"); data->doing_calibration_flag = 1; } else if ((msg[0] == 0x1) && ((msg[1] & 0x40) == 0x40)) { /* overflow */ pr_err("[TSP] Overflow!!!!!!"); } else if ((msg[0] == 0x1) && ((msg[1] & 0x10) == 0x00)) { /* caliration */ pr_err("[TSP] Calibration End!!!!!!"); data->doing_calibration_flag = 0; if (data->cal_check_flag == 1) { data->qt_timer_state = 0; data->qt_time_point = jiffies_to_msecs(jiffies); } if ((data->cal_check_flag == 0) && (data->family_id == 0x80) && (data->freq_table.fherr_setting == 0)) { palm_recovery(data); data->cal_check_flag = 1u; } } if ((msg[0] == 14) && (data->family_id == 0x80)) { if ((msg[1] & 0x01) == 0x00) {/* Palm release */ /*touch_is_pressed = 0;*/ } else if ((msg[1] & 0x01) == 0x01) {/* Palm Press */ /*touch_is_pressed = 1;*/ touch_message_flag = 1; } else { /* pr_err( "[TSP] palm error msg[1] is %d!!!\n", msg[1]); */ } } if ((msg[0] == 0xf) && (data->family_id == 0x80)) { if ((msg[1]&0x08) == 0x08) { data->freq_table.fherr_cnt++; if (data->freq_table.fherr_cnt > (data->freq_table.fherr_num * 4)) data->freq_table.fherr_cnt = 1; if (!(data->freq_table.fherr_cnt% data->freq_table.fherr_num)) { pr_debug("[TSP] freq changed." "noise level too high.(%d)\n", data->freq_table.fherr_cnt/ data->freq_table.fherr_num); freq_hop_err_setting(data, data->freq_table.fherr_cnt/ data->freq_table.fherr_num); } } } #ifdef CLEAR_MEDIAN_FILTER_ERROR if ((msg[0] == 18) && (data->family_id == 0x81)) { if ((msg[4] & 0x5) == 0x5) { pr_err( "[TSP] median filter state error!!!\n"); median_err_setting(data); } else if ((msg[4] & 0x4) == 0x4) { data->pdata->read_ta_status(&ta_status_check); if ((!ta_status_check) && (data->noise_median.mferr_setting == false) && (data->noise_median.median_on_flag == false)) { pr_err( "[TSP] median filter ON!!!\n"); ret = get_object_info(data, TOUCH_MULTITOUCHSCREEN_T9, &size_one, &obj_address); value = 0; write_mem(data, obj_address + 34, 1, &value); data->noise_median.median_on_flag = true; } } } #endif if (msg[0] > 1 && msg[0] < 12) { if ((data->touch_is_pressed_arr[msg[0] - 2] == 1) && (msg[1] & 0x40)) { pr_err( "[TSP] Calibrate on Ghost touch"); calibrate_chip(data); data->touch_is_pressed_arr[msg[0] - 2] = 0; } if ((msg[1] & 0x20) == 0x20) { /* Release */ /* touch_is_pressed = 0; */ /* copy_data->touch_is_pressed_arr[msg[0]-2] = 0; */ } else if ((msg[1] & 0x90) == 0x90) {/*Detect & Move*/ touch_message_flag = 1; } else if ((msg[1] & 0xC0) == 0xC0) {/*Detect & Press*/ touch_message_flag = 1; } id = msg[0] - data->finger_type; if (msg[1] & RELEASE_MSG_MASK) { data->fingers[id].z = TSP_STATE_RELEASE; data->fingers[id].w = msg[5]; data->finger_mask |= 1U << id; data->touch_is_pressed_arr[msg[0] - 2] = 0; data->touch_state = 1; } else if ((msg[1] & DETECT_MSG_MASK) && (msg[1] & (PRESS_MSG_MASK | MOVE_MSG_MASK))) { if (msg[1] & PRESS_MSG_MASK) data->touch_is_pressed_arr[id] = TSP_STATE_PRESS; else if (msg[1] & MOVE_MSG_MASK) data->touch_is_pressed_arr[id] = TSP_STATE_MOVE; data->fingers[id].z = msg[6]; data->fingers[id].w = msg[5]; data->fingers[id].y = ((msg[2] << 4) | (msg[4] >> 4)) >> data->x_dropbits; data->fingers[id].x = ((msg[3] << 4) | (msg[4] & 0xF)) >> data->y_dropbits; data->finger_mask |= 1U << id; #if defined(DRIVER_FILTER) if (msg[1] & PRESS_MSG_MASK) { equalize_coordinate(data->gbfilter, 1, id, &data-> fingers[id].x, &data-> fingers[id].y); } else if (msg[1] & MOVE_MSG_MASK) { equalize_coordinate(data->gbfilter, 0, id, &data-> fingers[id].x, &data-> fingers[id].y); } #endif #ifdef _SUPPORT_SHAPE_TOUCH_ data->fingers[id].component = msg[7]; #endif } else if ((msg[1] & SUPPRESS_MSG_MASK) && (data->fingers[id].z != -1)) { data->fingers[id].z = TSP_STATE_RELEASE; data->fingers[id].w = msg[5]; data->finger_mask |= 1U << id; } else { dev_dbg(&data->client->dev, "Unknown state %#02x %#02x", msg[0], msg[1]); continue; } } if (data->finger_mask) report_input_data(data); if (touch_message_flag && (data->cal_check_flag) && !data->doing_calibration_flag) check_chip_calibration(data, 1); } while (!gpio_get_value(data->pdata->gpio_read_done)); if ((!data->optiacl_gain) && (data->family_id != 0x81)) { mxt224_optical_gain(data, QT_REFERENCE_MODE); data->optiacl_gain = 1; } return IRQ_HANDLED; } static int mxt224_internal_suspend(struct mxt224_data *data) { int i; int ret = 0; for (i = 0; i < data->num_fingers; i++) { if (data->fingers[i].z == -1) continue; data->touch_is_pressed_arr[i] = 0; data->fingers[i].z = 0; } report_input_data(data); return ret; } static int mxt224_internal_resume(struct mxt224_data *data) { int ret = 0; data->pdata->power_on(); data->boot_or_resume = 1; data->noise_median.mferr_count = 0; data->noise_median.mferr_setting = false; return ret; } #ifdef CONFIG_HAS_EARLYSUSPEND #define mxt224_suspend NULL #define mxt224_resume NULL static void mxt224_early_suspend(struct early_suspend *h) { struct mxt224_data *data = container_of(h, struct mxt224_data, early_suspend); data->mxt224_enabled = 0; data->qt_timer_state = 0; data->not_yet_count = 0; data->doing_calibration_flag = 0; data->freq_table.fherr_cnt = 0; data->freq_table.fherr_num = 1; disable_irq(data->client->irq); mxt224_internal_suspend(data); } static void mxt224_late_resume(struct early_suspend *h) { struct mxt224_data *data = container_of(h, struct mxt224_data, early_suspend); bool ta_status = 0; mxt224_internal_resume(data); enable_irq(data->client->irq); data->mxt224_enabled = 1; #ifdef CLEAR_MEDIAN_FILTER_ERROR data->noise_median.mferr_count = 0; data->noise_median.mferr_setting = false; data->noise_median.median_on_flag = false; #endif if (data->pdata->read_ta_status) { data->pdata->read_ta_status(&ta_status); pr_err("[TSP] ta_status is %d", ta_status); mxt224_ta_probe(data, ta_status); } calibrate_chip(data); } #else static int mxt224_suspend(struct device *dev) { struct mxt224_data *data = dev_get_drvdata(dev); data->mxt224_enabled = 0; /* Doing_calibration_falg = 0; */ return mxt224_internal_suspend(data); } static int mxt224_resume(struct device *dev) { int ret = 0; bool ta_status = 0; struct mxt224_data *data = dev_get_drvdata(dev); ret = mxt224_internal_resume(data); data->mxt224_enabled = 1; if (data->pdata->read_ta_status) { data->pdata->read_ta_status(&ta_status); pr_err("[TSP] ta_status is %d", ta_status); mxt224_ta_probe(data, ta_status); } return ret; } #endif static ssize_t mxt224_debug_setting(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct mxt224_data *data = dev_get_drvdata(dev); data->g_debug_switch = !data->g_debug_switch; return 0; } static ssize_t qt602240_object_setting(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct mxt224_data *data = dev_get_drvdata(dev); unsigned int object_type; unsigned int object_register; unsigned int register_value; u8 value; u8 val; int ret; u16 address; u16 size; sscanf(buf, "%u%u%u", &object_type, &object_register, ®ister_value); pr_err("[TSP] object type T%d", object_type); pr_err("[TSP] object register ->Byte%d\n", object_register); pr_err("[TSP] register value %d\n", register_value); ret = get_object_info(data, (u8) object_type, &size, &address); if (ret) { pr_err("[TSP] fail to get object_info\n"); return count; } size = 1; value = (u8) register_value; write_mem(data, address + (u16) object_register, size, &value); read_mem(data, address + (u16) object_register, (u8) size, &val); pr_err("[TSP] T%d Byte%d is %d\n", object_type, object_register, val); return count; } static ssize_t qt602240_object_show(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct mxt224_data *data = dev_get_drvdata(dev); unsigned int object_type; u8 val; int ret; u16 address; u16 size; u16 i; sscanf(buf, "%u", &object_type); pr_err("[TSP] object type T%d\n", object_type); ret = get_object_info(data, (u8) object_type, &size, &address); if (ret) { pr_err("[TSP] fail to get object_info\n"); return count; } for (i = 0; i < size; i++) { read_mem(data, address + i, 1, &val); pr_err("[TSP] Byte %u --> %u\n", i, val); } return count; } #define ENABLE_NOISE_TEST_MODE 1 #ifdef ENABLE_NOISE_TEST_MODE struct device *sec_touchscreen; struct device *tsp_noise_test; static void diagnostic_chip(struct mxt224_data *data, u8 mode) { int error; u16 t6_address = 0; u16 size_one; int ret; u8 value; u16 t37_address = 0; int retry = 3; ret = get_object_info(data, GEN_COMMANDPROCESSOR_T6, &size_one, &t6_address); size_one = 1; while (retry--) { error = write_mem(data, t6_address + 5, (u8) size_one, &mode); if (error < 0) { pr_err("[TSP] error %s: write_object\n", __func__); } else { get_object_info(data, DEBUG_DIAGNOSTIC_T37, &size_one, &t37_address); size_one = 1; read_mem(data, t37_address, (u8)size_one, &value); return; } } pr_err("[TSP] error %s: write_object fail!!\n", __func__); mxt224_reset(data); return; } static void read_dbg_data(struct mxt224_data *data, uint8_t dbg_mode, uint8_t node, uint16_t *dbg_data) { u8 read_page, read_point; u8 data_buffer[2] = { 0 }; int i, ret; u16 size; u16 object_address = 0; read_page = node / 64; node %= 64; read_point = (node * 2) + 2; if (!data->mxt224_enabled) { pr_err( "[TSP ]read_dbg_data. " "data->mxt224_enabled is 0\n"); return; } /* Page Num Clear */ diagnostic_chip(data, QT_CTE_MODE); msleep(20); diagnostic_chip(data, dbg_mode); msleep(20); ret = get_object_info(data, DEBUG_DIAGNOSTIC_T37, &size, &object_address); msleep(20); pr_debug("[TSP] page clear\n"); for (i = 1; i <= read_page; i++) { diagnostic_chip(data, QT_PAGE_UP); msleep(20); /* qt602240_read_diagnostic(1, data_buffer, 1); */ read_mem(data, object_address + 1, 1, data_buffer); if (data_buffer[0] != i) { if (data_buffer[0] >= 0x4) break; i--; } } /* qt602240_read_diagnostic(read_point, data_buffer, 2); */ read_mem(data, object_address + (u16) read_point, 2, data_buffer); *dbg_data = ((uint16_t) data_buffer[1] << 8) + (uint16_t) data_buffer[0]; } #define MAX_VALUE 4840 #define MIN_VALUE 13500 static int read_all_data(struct mxt224_data *data, uint16_t dbg_mode) { u8 read_page, read_point; u16 max_value = MAX_VALUE, min_value = MIN_VALUE; u16 object_address = 0; u8 data_buffer[2] = { 0 }; u8 node = 0; int state = 0; int num = 0; int ret; u16 size; /* Page Num Clear */ diagnostic_chip(data, QT_CTE_MODE); msleep(30); /* msleep(20); */ diagnostic_chip(data, dbg_mode); msleep(30); /* msleep(20); */ ret = get_object_info(data, DEBUG_DIAGNOSTIC_T37, &size, &object_address); msleep(50); /* msleep(20); */ if (data->family_id == 0x81) { max_value = max_value + 16384; min_value = min_value + 16384; } for (read_page = 0; read_page < 4; read_page++) { for (node = 0; node < 64; node++) { read_point = (node * 2) + 2; read_mem(data, object_address + (u16) read_point, 2, data_buffer); data->qt_refrence_node[num] = ((uint16_t) data_buffer[1] << 8) + (uint16_t) data_buffer[0]; if (data->family_id == 0x81) { if ((data->qt_refrence_node[num] > MIN_VALUE + 16384) || (data->qt_refrence_node[num] < MAX_VALUE + 16384)) { state = 1; pr_err( "[TSP] Mxt224-E data->qt_refrence_node[%3d] = %5d\n", num, data->qt_refrence_node[num]); } } else { if ((data->qt_refrence_node[num] > MIN_VALUE) || (data->qt_refrence_node[num] < MAX_VALUE)) { state = 1; pr_err( "[TSP] Mxt224 data->qt_refrence_node[%3d] = %5d\n", num, data->qt_refrence_node[num]); } } if (data_buffer[0] != 0) { if (data->qt_refrence_node[num] > max_value) max_value = data->qt_refrence_node[num]; if (data->qt_refrence_node[num] < min_value) min_value = data->qt_refrence_node[num]; } num = num + 1; /* all node => 19 * 11 = 209 => (3page * 64) + 17 */ if ((read_page == 3) && (node == 16)) break; } diagnostic_chip(data, QT_PAGE_UP); msleep(20); } if ((max_value - min_value) > 4500) { pr_err( "[TSP] diff = %d, max_value = %d, min_value = %d\n", (max_value - min_value), max_value, min_value); state = 1; } return state; } static int read_all_delta_data(struct mxt224_data *data, uint16_t dbg_mode) { u8 read_page, read_point; u16 object_address = 0; u8 data_buffer[2] = { 0 }; u8 node = 0; int state = 0; int num = 0; int ret; u16 size; /* Page Num Clear */ diagnostic_chip(data, QT_CTE_MODE); msleep(30); /* msleep(20); */ diagnostic_chip(data, dbg_mode); msleep(30); /* msleep(20); */ ret = get_object_info(data, DEBUG_DIAGNOSTIC_T37, &size, &object_address); msleep(50); /* msleep(20); */ for (read_page = 0; read_page < 4; read_page++) { for (node = 0; node < 64; node++) { read_point = (node * 2) + 2; read_mem(data, object_address + (u16) read_point, 2, data_buffer); data->qt_delta_node[num] = ((uint16_t) data_buffer[1] << 8) + (uint16_t) data_buffer[0]; num = num + 1; /* all node => 19 * 11 = 209 => (3page * 64) + 17 */ if ((read_page == 3) && (node == 16)) break; } diagnostic_chip(data, QT_PAGE_UP); msleep(20); } return state; } static void mxt224_optical_gain(struct mxt224_data *data, uint16_t dbg_mode) { u8 read_page, read_point; uint16_t qt_refrence; u16 object_address = 0; u8 data_buffer[2] = { 0 }; u8 node = 0; int ret, reference_over = 0; u16 size; u16 size_one; u8 value; int gain = 0; u8 val = 0; unsigned int register_address = 6; pr_err("[TSP] +mxt224_optical_gain()\n"); /* Page Num Clear */ diagnostic_chip(data, QT_CTE_MODE); msleep(20); diagnostic_chip(data, dbg_mode); msleep(20); ret = get_object_info(data, DEBUG_DIAGNOSTIC_T37, &size, &object_address); msleep(20); for (read_page = 0; read_page < 4; read_page++) { for (node = 0; node < 64; node++) { read_point = (node * 2) + 2; read_mem(data, object_address + (u16) read_point, 2, data_buffer); qt_refrence = ((uint16_t) data_buffer[1] << 8) + (uint16_t) data_buffer[0]; if (data->family_id == 0x81) qt_refrence = qt_refrence - 16384; if (qt_refrence > 14500) reference_over = 1; if ((read_page == 3) && (node == 16)) break; } diagnostic_chip(data, QT_PAGE_UP); msleep(20); } if (reference_over) gain = 16; else gain = 32; value = (u8) gain; ret = get_object_info(data, TOUCH_MULTITOUCHSCREEN_T9, &size_one, &object_address); size_one = 1; write_mem(data, object_address + (u16) register_address, size_one, &value); read_mem(data, object_address + (u16) register_address, (u8) size_one, &val); pr_err("[TSP] -mxt224_optical_gain()\n"); }; static int mxt224_check_bootloader(struct i2c_client *client, unsigned int state) { u8 val; recheck: if (i2c_master_recv(client, &val, 1) != 1) { dev_err(&client->dev, "%s: i2c recv failed\n", __func__); return -EIO; } switch (state) { case QT602240_WAITING_BOOTLOAD_CMD: case QT602240_WAITING_FRAME_DATA: val &= ~QT602240_BOOT_STATUS_MASK; break; case QT602240_FRAME_CRC_PASS: if (val == QT602240_FRAME_CRC_CHECK) goto recheck; break; default: return -EINVAL; } if (val != state) { dev_err(&client->dev, "Unvalid bootloader mode state\n"); pr_err("[TSP] Unvalid bootloader mode state\n"); return -EINVAL; } return 0; } static int mxt224_unlock_bootloader(struct i2c_client *client) { u8 buf[2]; buf[0] = QT602240_UNLOCK_CMD_LSB; buf[1] = QT602240_UNLOCK_CMD_MSB; if (i2c_master_send(client, buf, 2) != 2) { dev_err(&client->dev, "%s: i2c send failed\n", __func__); return -EIO; } return 0; } static int mxt224_fw_write(struct i2c_client *client, const u8 *data, unsigned int frame_size) { if (i2c_master_send(client, data, frame_size) != frame_size) { dev_err(&client->dev, "%s: i2c send failed\n", __func__); return -EIO; } return 0; } static int mxt224_load_fw(struct device *dev, const char *fn) { struct mxt224_data *data = dev_get_drvdata(dev); struct i2c_client *client = data->client; const struct firmware *fw = NULL; unsigned int frame_size; unsigned int pos = 0; int ret; u16 obj_address = 0; u16 size_one; u8 value; unsigned int object_register; pr_err("[TSP] mxt224_load_fw start!!!\n"); ret = request_firmware(&fw, fn, &client->dev); if (ret) { dev_err(dev, "Unable to open firmware %s\n", fn); pr_err("[TSP] Unable to open firmware %s\n", fn); return ret; } /* Change to the bootloader mode */ object_register = 0; value = (u8) QT602240_BOOT_VALUE; ret = get_object_info(data, GEN_COMMANDPROCESSOR_T6, &size_one, &obj_address); if (ret) { pr_err("[TSP] fail to get object_info\n"); return ret; } size_one = 1; write_mem(data, obj_address + (u16) object_register, (u8) size_one, &value); msleep(QT602240_RESET_TIME); /* Change to slave address of bootloader */ if (client->addr == QT602240_APP_LOW) client->addr = QT602240_BOOT_LOW; else client->addr = QT602240_BOOT_HIGH; ret = mxt224_check_bootloader(client, QT602240_WAITING_BOOTLOAD_CMD); if (ret) goto out; /* Unlock bootloader */ mxt224_unlock_bootloader(client); while (pos < fw->size) { ret = mxt224_check_bootloader(client, QT602240_WAITING_FRAME_DATA); if (ret) goto out; frame_size = ((*(fw->data + pos) << 8) | *(fw->data + pos + 1)); /* We should add 2 at frame size as the the firmware data is not * included the CRC bytes. */ frame_size += 2; /* Write one frame to device */ /* qt602240_fw_write(client, fw->data + pos, frame_size); */ mxt224_fw_write(client, fw->data + pos, frame_size); ret = mxt224_check_bootloader(client, QT602240_FRAME_CRC_PASS); if (ret) goto out; pos += frame_size; dev_dbg(dev, "Updated %d bytes / %zd bytes\n", pos, fw->size); pr_err("[TSP] Updated %d bytes / %zd bytes\n", pos, fw->size); } out: release_firmware(fw); /* Change to slave address of application */ if (client->addr == QT602240_BOOT_LOW) client->addr = QT602240_APP_LOW; else client->addr = QT602240_APP_HIGH; return ret; } static ssize_t set_refer0_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_refrence = 0; read_dbg_data(data, QT_REFERENCE_MODE, data->test_node[0], &qt_refrence); return sprintf(buf, "%u\n", qt_refrence); } static ssize_t set_refer1_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_refrence = 0; read_dbg_data(data, QT_REFERENCE_MODE, data->test_node[1], &qt_refrence); return sprintf(buf, "%u\n", qt_refrence); } static ssize_t set_refer2_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_refrence = 0; read_dbg_data(data, QT_REFERENCE_MODE, data->test_node[2], &qt_refrence); return sprintf(buf, "%u\n", qt_refrence); } static ssize_t set_refer3_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_refrence = 0; read_dbg_data(data, QT_REFERENCE_MODE, data->test_node[3], &qt_refrence); return sprintf(buf, "%u\n", qt_refrence); } static ssize_t set_refer4_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_refrence = 0; read_dbg_data(data, QT_REFERENCE_MODE, data->test_node[4], &qt_refrence); return sprintf(buf, "%u\n", qt_refrence); } static ssize_t set_delta0_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_delta = 0; read_dbg_data(data, QT_DELTA_MODE, data->test_node[0], &qt_delta); if (qt_delta < 32767) return sprintf(buf, "%u\n", qt_delta); else qt_delta = 65535 - qt_delta; return sprintf(buf, "-%u\n", qt_delta); } static ssize_t set_delta1_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_delta = 0; read_dbg_data(data, QT_DELTA_MODE, data->test_node[1], &qt_delta); if (qt_delta < 32767) return sprintf(buf, "%u\n", qt_delta); else qt_delta = 65535 - qt_delta; return sprintf(buf, "-%u\n", qt_delta); } static ssize_t set_delta2_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_delta = 0; read_dbg_data(data, QT_DELTA_MODE, data->test_node[2], &qt_delta); if (qt_delta < 32767) return sprintf(buf, "%u\n", qt_delta); else qt_delta = 65535 - qt_delta; return sprintf(buf, "-%u\n", qt_delta); } static ssize_t set_delta3_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_delta = 0; read_dbg_data(data, QT_DELTA_MODE, data->test_node[3], &qt_delta); if (qt_delta < 32767) return sprintf(buf, "%u\n", qt_delta); else qt_delta = 65535 - qt_delta; return sprintf(buf, "-%u\n", qt_delta); } static ssize_t set_delta4_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); uint16_t qt_delta = 0; read_dbg_data(data, QT_DELTA_MODE, data->test_node[4], &qt_delta); if (qt_delta < 32767) return sprintf(buf, "%u\n", qt_delta); else qt_delta = 65535 - qt_delta; return sprintf(buf, "-%u\n", qt_delta); } static ssize_t set_threshold_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); char temp[15]; if (data->mxt_version_disp == 0x80) { sprintf(temp, "%u\n", data->threshold); strcat(buf, temp); } else if (data->mxt_version_disp == 0x81) { sprintf(temp, "%u\n", data->threshold_e); strcat(buf, temp); } else { sprintf(temp, "error\n"); strcat(buf, temp); } return strlen(buf); } static ssize_t set_all_refer_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); int status = 0; status = read_all_data(data, QT_REFERENCE_MODE); return sprintf(buf, "%u\n", status); } static int atoi(const char *str) { int result = 0; int count = 0; if (str == NULL) return -1; while (str[count] != '\0' && str[count] >= '0' && str[count] <= '9') { result = result * 10 + str[count] - '0'; ++count; } return result; } static ssize_t disp_all_refdata_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); /* int status = 0; char tempStr[5*209 + 1] = { 0 }; nt i = 0;*/ return sprintf(buf, "%u\n", data->qt_refrence_node[data->index_reference]); } static ssize_t disp_all_refdata_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { struct mxt224_data *data = dev_get_drvdata(dev); data->index_reference = atoi(buf); return size; } static ssize_t set_all_delta_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); int status = 0; status = read_all_delta_data(data, QT_DELTA_MODE); return sprintf(buf, "%u\n", status); } static ssize_t disp_all_deltadata_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); if (data->qt_delta_node[data->index_delta] < 32767) return sprintf(buf, "%u\n", data->qt_delta_node[data->index_delta]); else data->qt_delta_node[data->index_delta] = 65535 - data->qt_delta_node[data->index_delta]; return sprintf(buf, "-%u\n", data->qt_delta_node[data->index_delta]); } static ssize_t disp_all_deltadata_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { struct mxt224_data *data = dev_get_drvdata(dev); data->index_delta = atoi(buf); return size; } static ssize_t set_firm_version_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); return sprintf(buf, "%#02x\n", data->tsp_version_disp); } static ssize_t set_module_off_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); int count; data->mxt224_enabled = 0; disable_irq(data->client->irq); mxt224_internal_suspend(data); count = sprintf(buf, "tspoff\n"); return count; } static ssize_t set_module_on_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); int count; bool ta_status = 0; mxt224_internal_resume(data); enable_irq(data->client->irq); data->mxt224_enabled = 1; if (data->pdata->read_ta_status) { data->pdata->read_ta_status(&ta_status); pr_err("[TSP] ta_status is %d", ta_status); mxt224_ta_probe(data, ta_status); } calibrate_chip(data); count = sprintf(buf, "tspon\n"); return count; } static ssize_t set_mxt_update_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); int error = 0; int count = 0; pr_err("[TSP] set_mxt_update_show start!!\n"); disable_irq(data->client->irq); data->firm_status_data = 1; if (data->family_id == 0x80) { /* : MXT-224 */ pr_err("[TSP] mxt224_fm_update\n"); error = mxt224_load_fw(dev, MXT224_FW_NAME); } else if (data->family_id == 0x81) { /*MXT-224E */ pr_err("[TSP] mxt224E_fm_update\n"); error = mxt224_load_fw(dev, MXT224_ECHO_FW_NAME); } /*jerry no need of it */ /* error = mxt224_load_fw(dev, QT602240_FW_NAME); */ if (error) { dev_err(dev, "The firmware update failed(%d)\n", error); data->firm_status_data = 3; pr_err( "[TSP The firmware update failed(%d)\n", error); return error; } else { dev_dbg(dev, "The firmware update succeeded\n"); data->firm_status_data = 2; pr_err("[TSP] The firmware update succeeded\n"); /* Wait for reset */ mdelay(QT602240_FWRESET_TIME); /* initialize the TSP */ mxt224_init_touch_driver(data); /*jerry no need of it */ /* qt602240_initialize(data); */ } enable_irq(data->client->irq); error = mxt224_backup(data); if (error) { pr_err("[TSP] mxt224_backup fail!!!\n"); return error; } /* reset the touch IC. */ error = mxt224_reset(data); if (error) { pr_err("[TSP] mxt224_reset fail!!!\n"); return error; } msleep(60); return count; } static ssize_t set_mxt_firm_status_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); int count; pr_info("Enter firmware_status_show by Factory command\n"); if (data->firm_status_data == 1) count = sprintf(buf, "Downloading\n"); else if (data->firm_status_data == 2) count = sprintf(buf, "PASS\n"); else if (data->firm_status_data == 3) count = sprintf(buf, "FAIL\n"); else count = sprintf(buf, "PASS\n"); return count; } static ssize_t key_threshold_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); return sprintf(buf, "%u\n", data->threshold); } static ssize_t key_threshold_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { /*TO DO IT */ unsigned int object_register = 7; u8 value; u8 val; int ret; u16 address = 0; u16 size_one; struct mxt224_data *data = dev_get_drvdata(dev); if (sscanf(buf, "%d", &data->threshold) == 1) { pr_err("[TSP] threshold value %d\n", data->threshold); ret = get_object_info(data, TOUCH_MULTITOUCHSCREEN_T9, &size_one, &address); size_one = 1; value = (u8) data->threshold; write_mem(data, address + (u16) object_register, size_one, &value); read_mem(data, address + (u16) object_register, (u8) size_one, &val); pr_err("[TSP] T%d Byte%d is %d\n", TOUCH_MULTITOUCHSCREEN_T9, object_register, val); } return size; } static ssize_t set_mxt_firm_version_show(struct device *dev, struct device_attribute *attr, char *buf) { u8 fw_latest_version; struct mxt224_data *data = dev_get_drvdata(dev); fw_latest_version = data->tsp_version_disp; pr_info("Atmel Last firmware version is %d\n", fw_latest_version); return sprintf(buf, "%#02x\n", fw_latest_version); } static ssize_t set_mxt_firm_version_read_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); return sprintf(buf, "%#02x\n", data->tsp_version_disp); } static ssize_t set_mxt_config_version_read_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); return sprintf(buf, "%s\n", data->tsp_config_version); } static ssize_t tsp_touchtype_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mxt224_data *data = dev_get_drvdata(dev); char temp[15]; if (data->mxt_version_disp == 0x80) { sprintf(temp, "TSP : MXT224\n"); strcat(buf, temp); } else if (data->mxt_version_disp == 0x81) { sprintf(temp, "TSP : MXT224E\n"); strcat(buf, temp); } else { sprintf(temp, "error\n"); strcat(buf, temp); dev_info(dev, "read mxt TSP type read failed.\n"); } return strlen(buf); } static DEVICE_ATTR(set_refer0, S_IRUGO | S_IWUSR | S_IWGRP, set_refer0_mode_show, NULL); static DEVICE_ATTR(set_delta0, S_IRUGO | S_IWUSR | S_IWGRP, set_delta0_mode_show, NULL); static DEVICE_ATTR(set_refer1, S_IRUGO | S_IWUSR | S_IWGRP, set_refer1_mode_show, NULL); static DEVICE_ATTR(set_delta1, S_IRUGO | S_IWUSR | S_IWGRP, set_delta1_mode_show, NULL); static DEVICE_ATTR(set_refer2, S_IRUGO | S_IWUSR | S_IWGRP, set_refer2_mode_show, NULL); static DEVICE_ATTR(set_delta2, S_IRUGO | S_IWUSR | S_IWGRP, set_delta2_mode_show, NULL); static DEVICE_ATTR(set_refer3, S_IRUGO | S_IWUSR | S_IWGRP, set_refer3_mode_show, NULL); static DEVICE_ATTR(set_delta3, S_IRUGO | S_IWUSR | S_IWGRP, set_delta3_mode_show, NULL); static DEVICE_ATTR(set_refer4, S_IRUGO | S_IWUSR | S_IWGRP, set_refer4_mode_show, NULL); static DEVICE_ATTR(set_delta4, S_IRUGO | S_IWUSR | S_IWGRP, set_delta4_mode_show, NULL); static DEVICE_ATTR(set_all_refer, S_IRUGO | S_IWUSR | S_IWGRP, set_all_refer_mode_show, NULL); static DEVICE_ATTR(disp_all_refdata, S_IRUGO | S_IWUSR | S_IWGRP, disp_all_refdata_show, disp_all_refdata_store); static DEVICE_ATTR(set_all_delta, S_IRUGO | S_IWUSR | S_IWGRP, set_all_delta_mode_show, NULL); static DEVICE_ATTR(disp_all_deltadata, S_IRUGO | S_IWUSR | S_IWGRP, disp_all_deltadata_show, disp_all_deltadata_store); static DEVICE_ATTR(set_threshould, S_IRUGO | S_IWUSR | S_IWGRP, set_threshold_mode_show, NULL); static DEVICE_ATTR(set_firm_version, S_IRUGO | S_IWUSR | S_IWGRP, set_firm_version_show, NULL); static DEVICE_ATTR(set_module_off, S_IRUGO | S_IWUSR | S_IWGRP, set_module_off_show, NULL); static DEVICE_ATTR(set_module_on, S_IRUGO | S_IWUSR | S_IWGRP, set_module_on_show, NULL); /* 20110222 N1 firmware sync */ static DEVICE_ATTR(tsp_firm_update, S_IRUGO | S_IWUSR | S_IWGRP, set_mxt_update_show, NULL);/* firmware update */ static DEVICE_ATTR(tsp_firm_update_status, S_IRUGO | S_IWUSR | S_IWGRP, set_mxt_firm_status_show, NULL);/* firmware update status return */ static DEVICE_ATTR(tsp_threshold, S_IRUGO | S_IWUSR | S_IWGRP, key_threshold_show, key_threshold_store);/* threshold return, store */ static DEVICE_ATTR(tsp_firm_version_phone, S_IRUGO | S_IWUSR | S_IWGRP, set_mxt_firm_version_show, NULL); /* PHONE */ static DEVICE_ATTR(tsp_firm_version_panel, S_IRUGO | S_IWUSR | S_IWGRP, set_mxt_firm_version_read_show, NULL);/*PART*/ static DEVICE_ATTR(tsp_config_version, S_IRUGO | S_IWUSR | S_IWGRP, set_mxt_config_version_read_show, NULL); /*PART*/ /* TSP config last modifying date */ static DEVICE_ATTR(tsp_touchtype, S_IRUGO | S_IWUSR | S_IWGRP, tsp_touchtype_show, NULL); #endif /*ENABLE_NOISE_TEST_MODE*/ static DEVICE_ATTR(object_show, S_IRUGO | S_IWUSR | S_IWGRP, NULL, qt602240_object_show); static DEVICE_ATTR(object_write, S_IRUGO | S_IWUSR | S_IWGRP, NULL, qt602240_object_setting); static DEVICE_ATTR(dbg_switch, S_IRUGO | S_IWUSR | S_IWGRP, NULL, mxt224_debug_setting); static int sec_touchscreen_enable(struct mxt224_data *data) { mutex_lock(&data->lock); if (data->enabled) goto out; data->enabled = true; enable_irq(data->client->irq); pr_err("[TSP] %s\n", __func__); out: mutex_unlock(&data->lock); return 0; } static int sec_touchscreen_disable(struct mxt224_data *data) { mutex_lock(&data->lock); if (!data->enabled) goto out; disable_irq(data->client->irq); data->enabled = false; pr_err("[TSP] %s\n", __func__); out: mutex_unlock(&data->lock); return 0; } static int sec_touchscreen_open(struct input_dev *dev) { struct mxt224_data *data = input_get_drvdata(dev); int ret; ret = wait_for_completion_interruptible_timeout(&data->init_done, msecs_to_jiffies(90 * MSEC_PER_SEC)); if (ret > 0) { if (data->client->irq != -1) ret = sec_touchscreen_enable(data); else ret = -ENXIO; } else if (ret < 0) { dev_err(&dev->dev, "error while waiting for device to init (%d)\n", ret); ret = -ENXIO; } else if (ret == 0) { dev_err(&dev->dev, "timedout while waiting for device to init\n"); ret = -ENXIO; } return ret; } static void sec_touchscreen_close(struct input_dev *dev) { struct mxt224_data *data = input_get_drvdata(dev); sec_touchscreen_disable(data); } /*mode 1 = Charger connected */ /*mode 0 = Charger disconnected*/ void mxt_inform_charger_connection(struct mxt224_callbacks *cb, int mode) { struct mxt224_data *data = container_of(cb, struct mxt224_data, callbacks); pr_info("TSP[%s] %s : charger is %s\n", __FILE__, __func__, mode ? "connected" : "disconnected"); mxt224_ta_probe(data, mode); } static struct attribute *qt602240_attrs[] = { &dev_attr_object_show.attr, &dev_attr_object_write.attr, &dev_attr_dbg_switch.attr, NULL }; static const struct attribute_group qt602240_attr_group = { .attrs = qt602240_attrs, }; static int __devinit mxt224_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct mxt224_platform_data *pdata = client->dev.platform_data; struct mxt224_data *data; struct input_dev *input_dev; int ret; int i; bool ta_status; const u8 **tsp_config; u16 size_one; u8 user_info_value; u16 obj_address = 0; if (!pdata) { dev_err(&client->dev, "missing platform data\n"); return -ENODEV; } if (pdata->max_finger_touches <= 0) return -EINVAL; data = kzalloc(sizeof(*data) + pdata->max_finger_touches * sizeof(*data->fingers), GFP_KERNEL); if (!data) return -ENOMEM; data->pdata = pdata; data->num_fingers = pdata->max_finger_touches; data->client = client; i2c_set_clientdata(client, data); init_completion(&data->init_done); mutex_init(&data->lock); input_dev = input_allocate_device(); if (!input_dev) { ret = -ENOMEM; dev_err(&client->dev, "input device allocation failed\n"); goto err_alloc_dev; } data->input_dev = input_dev; input_set_drvdata(input_dev, data); input_dev->name = "sec_touchscreen"; input_dev->open = sec_touchscreen_open; input_dev->close = sec_touchscreen_close; set_bit(EV_SYN, input_dev->evbit); set_bit(EV_ABS, input_dev->evbit); set_bit(EV_KEY, input_dev->evbit); set_bit(BTN_TOUCH, input_dev->keybit); set_bit(MT_TOOL_FINGER, input_dev->keybit); set_bit(INPUT_PROP_DIRECT, input_dev->propbit); input_set_abs_params(input_dev, ABS_X, 0, data->pdata->max_x, 0, 0); input_set_abs_params(input_dev, ABS_Y, 0, data->pdata->max_y, 0, 0); input_mt_init_slots(input_dev, data->num_fingers); input_set_abs_params(input_dev, ABS_MT_POSITION_X, data->pdata->min_x, data->pdata->max_x, 0, 0); input_set_abs_params(input_dev, ABS_MT_POSITION_Y, data->pdata->min_y, data->pdata->max_y, 0, 0); input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, data->pdata->min_z, data->pdata->max_z, 0, 0); input_set_abs_params(input_dev, ABS_MT_PRESSURE, data->pdata->min_w, data->pdata->max_w, 0, 0); #ifdef _SUPPORT_SHAPE_TOUCH_ input_set_abs_params(input_dev, ABS_MT_COMPONENT, 0, 255, 0, 0); #endif ret = input_register_device(input_dev); if (ret) { input_free_device(input_dev); goto err_reg_dev; } data->pdata->power_on(); ret = mxt224_init_touch_driver(data); /*data->pdata->register_cb(mxt224_ta_probe);*/ data->callbacks.inform_charger = mxt_inform_charger_connection; if (data->pdata->register_cb) data->pdata->register_cb(&data->callbacks); data->boot_or_resume = 1; data->errcondition = ERR_RTN_CONDITION_IDLE; data->ta_status_pre = 0; data->sleep_mode_flag = 0; data->qt_time_point_freq = 0; data->qt_time_diff_freq = 0; data->qt_time_point = 0; data->qt_time_diff = 0; data->qt_timer_state = 0; data->good_check_flag = 0; data->not_yet_count = 0; data->cal_check_flag = 0; data->doing_calibration_flag = 0; data->index_delta = 0; data->index_reference = 0; #ifdef DRIVER_FILTER data->gbfilter = 0; #endif /* botton_right, botton_left, center, top_right, top_left */ data->test_node[0] = 12; data->test_node[1] = 20; data->test_node[2] = 104; data->test_node[3] = 188; data->test_node[4] = 196; memset(data->qt_refrence_node, 0, sizeof(data->qt_refrence_node)); memset(data->qt_delta_node, 0, sizeof(data->qt_delta_node)); /* config tunning date */ data->tsp_config_version = "20111215"; if (ret) { dev_err(&client->dev, "chip initialization failed\n"); goto err_init_drv; } if (data->family_id == 0x80) { /*MXT-224 */ tsp_config = data->pdata->config; data->threshold = pdata->tchthr_charging; pr_err("[TSP] TSP chip is MXT224\n"); } else if (data->family_id == 0x81) { /* MXT-224E */ tsp_config = data->pdata->config_e; data->noise_suppression_cfg = pdata->t48_config_batt_e + 1; data->noise_suppression_cfg_ta = pdata->t48_config_chrg_e + 1; data->threshold_e = pdata->tchthr_batt_e; pr_err("[TSP] TSP chip is MXT224-E\n"); get_object_info(data, SPT_USERDATA_T38, &size_one, &obj_address); size_one = 1; read_mem(data, obj_address, (u8) size_one, &user_info_value); pr_err("[TSP]user_info_value is %d\n", user_info_value); } else { pr_err("[TSP] ERROR : There is no valid TSP ID\n"); goto err_config; } if ((data->family_id == 0x81) && (user_info_value == 165)) { for (i = 0; tsp_config[i][0] != RESERVED_T255; i++) { if (tsp_config[i][0] == GEN_POWERCONFIG_T7) data->power_cfg = tsp_config[i] + 1; if (tsp_config[i][0] == TOUCH_MULTITOUCHSCREEN_T9) { /* Are x and y inverted? */ if (tsp_config[i][10] & 0x1) { data->x_dropbits = (!(tsp_config[i][22] & 0xC)) << 1; data->y_dropbits = (!(tsp_config[i][20] & 0xC)) << 1; } else { data->x_dropbits = (!(tsp_config[i][20] & 0xC)) << 1; data->y_dropbits = (!(tsp_config[i][22] & 0xC)) << 1; } } if (tsp_config[i][0] == PROCG_NOISESUPPRESSION_T48) data->noise_suppression_cfg = tsp_config[i] + 1; } } else { for (i = 0; tsp_config[i][0] != RESERVED_T255; i++) { ret = write_config(data, tsp_config[i][0], tsp_config[i] + 1); if (ret) goto err_config; if (tsp_config[i][0] == GEN_POWERCONFIG_T7) data->power_cfg = tsp_config[i] + 1; if (tsp_config[i][0] == TOUCH_MULTITOUCHSCREEN_T9) { /* Are x and y inverted? */ if (tsp_config[i][10] & 0x1) { data->x_dropbits = (!(tsp_config[i][22] & 0xC)) << 1; data->y_dropbits = (!(tsp_config[i][20] & 0xC)) << 1; } else { data->x_dropbits = (!(tsp_config[i][20] & 0xC)) << 1; data->y_dropbits = (!(tsp_config[i][22] & 0xC)) << 1; } } if (tsp_config[i][0] == PROCG_NOISESUPPRESSION_T48) data->noise_suppression_cfg = tsp_config[i] + 1; } } ret = mxt224_backup(data); if (ret) goto err_backup; /* reset the touch IC. */ ret = mxt224_reset(data); if (ret) goto err_reset; msleep(60); data->mxt224_enabled = 1; if (data->pdata->read_ta_status) { data->pdata->read_ta_status(&ta_status); pr_err("[TSP] ta_status is %d", ta_status); mxt224_ta_probe(data, ta_status); } calibrate_chip(data); for (i = 0; i < data->num_fingers; i++) data->fingers[i].z = TSP_STATE_INACTIVE; #ifdef CLEAR_MEDIAN_FILTER_ERROR data->noise_median.median_on_flag = false; data->noise_median.mferr_setting = false; data->noise_median.mferr_count = 0; data->noise_median.t46_actvsyncsperx_for_mferr = 38; data->noise_median.t48_mfinvlddiffthr_for_mferr = 12; data->noise_median.t48_mferrorthr_for_mferr = 19; data->noise_median.t48_thr_for_mferr = 45; data->noise_median.t48_movfilter_for_mferr = 80; #endif data->freq_table.fherr_setting = 0; data->freq_table.fherr_cnt = 0; data->freq_table.fherr_num = 1; data->freq_table.t9_blen_for_fherr = 16; data->freq_table.t9_blen_for_fherr_cnt = 0; data->freq_table.t9_thr_for_fherr = 60; data->freq_table.t9_movfilter_for_fherr = 80; data->freq_table.t22_noisethr_for_fherr = 30; data->freq_table.t22_freqscale_for_fherr = 1; data->freq_table.freq_for_fherr1[0] = 10; data->freq_table.freq_for_fherr1[1] = 12; data->freq_table.freq_for_fherr1[2] = 18; data->freq_table.freq_for_fherr1[3] = 20; data->freq_table.freq_for_fherr1[4] = 29; data->freq_table.freq_for_fherr2[0] = 45; data->freq_table.freq_for_fherr2[1] = 49; data->freq_table.freq_for_fherr2[2] = 55; data->freq_table.freq_for_fherr2[3] = 59; data->freq_table.freq_for_fherr2[4] = 63; data->freq_table.freq_for_fherr3[0] = 7; data->freq_table.freq_for_fherr3[1] = 33; data->freq_table.freq_for_fherr3[2] = 39; data->freq_table.freq_for_fherr3[3] = 52; data->freq_table.freq_for_fherr3[4] = 64; data->freq_table.freq_for_fherr4[0] = 29; data->freq_table.freq_for_fherr4[1] = 34; data->freq_table.freq_for_fherr4[2] = 39; data->freq_table.freq_for_fherr4[3] = 49; data->freq_table.freq_for_fherr4[4] = 58; ret = request_threaded_irq(client->irq, NULL, mxt224_irq_thread, IRQF_TRIGGER_LOW | IRQF_ONESHOT, "mxt224_ts", data); if (ret < 0) goto err_irq; disable_irq(client->irq); complete_all(&data->init_done); ret = sysfs_create_group(&client->dev.kobj, &qt602240_attr_group); if (ret) pr_err("[TSP] sysfs_create_group()is falled\n"); #ifdef ENABLE_NOISE_TEST_MODE /* 20110222 N1_firmware_sync */ sec_touchscreen = device_create(sec_class, NULL, 0, data, "sec_touchscreen"); if (IS_ERR(sec_touchscreen)) pr_err( "[TSP] Failed to create device(sec_touchscreen)!\n"); if (device_create_file(sec_touchscreen, &dev_attr_tsp_firm_update) < 0) pr_err("[TSP] Failed to create device file(%s)!\n", dev_attr_tsp_firm_update.attr.name); if (device_create_file (sec_touchscreen, &dev_attr_tsp_firm_update_status) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_tsp_firm_update_status.attr.name); if (device_create_file(sec_touchscreen, &dev_attr_tsp_threshold) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_tsp_threshold.attr.name); if (device_create_file (sec_touchscreen, &dev_attr_tsp_firm_version_phone) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_tsp_firm_version_phone.attr.name); if (device_create_file (sec_touchscreen, &dev_attr_tsp_firm_version_panel) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_tsp_firm_version_panel.attr.name); if (device_create_file(sec_touchscreen, &dev_attr_tsp_config_version) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_tsp_config_version.attr.name); if (device_create_file(sec_touchscreen, &dev_attr_tsp_touchtype) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_tsp_touchtype.attr.name); /* end N1_firmware_sync */ tsp_noise_test = device_create(sec_class, NULL, 0, data, "tsp_noise_test"); if (IS_ERR(tsp_noise_test)) pr_err( "Failed to create device(tsp_noise_test)!\n"); if (device_create_file(tsp_noise_test, &dev_attr_set_refer0) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_refer0.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_delta0) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_delta0.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_refer1) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_refer1.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_delta1) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_delta1.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_refer2) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_refer2.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_delta2) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_delta2.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_refer3) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_refer3.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_delta3) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_delta3.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_refer4) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_refer4.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_delta4) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_delta4.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_all_refer) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_all_refer.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_disp_all_refdata) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_disp_all_refdata.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_all_delta) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_all_delta.attr.name); if (device_create_file (tsp_noise_test, &dev_attr_disp_all_deltadata) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_disp_all_deltadata.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_threshould) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_threshould.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_firm_version) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_firm_version.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_module_off) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_threshould.attr.name); if (device_create_file(tsp_noise_test, &dev_attr_set_module_on) < 0) pr_err("Failed to create device file(%s)!\n", dev_attr_set_firm_version.attr.name); #endif #ifdef CONFIG_HAS_EARLYSUSPEND data->early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN + 1; data->early_suspend.suspend = mxt224_early_suspend; data->early_suspend.resume = mxt224_late_resume; register_early_suspend(&data->early_suspend); #endif return 0; err_irq: err_reset: err_backup: err_config: kfree(data->objects); err_init_drv: gpio_free(data->pdata->gpio_read_done); err_reg_dev: err_alloc_dev: kfree(data); return ret; } static int __devexit mxt224_remove(struct i2c_client *client) { struct mxt224_data *data = i2c_get_clientdata(client); #ifdef CONFIG_HAS_EARLYSUSPEND unregister_early_suspend(&data->early_suspend); #endif free_irq(client->irq, data); kfree(data->objects); gpio_free(data->pdata->gpio_read_done); data->pdata->power_off(); input_unregister_device(data->input_dev); kfree(data); return 0; } static struct i2c_device_id mxt224_idtable[] = { {MXT224_DEV_NAME, 0}, {}, }; MODULE_DEVICE_TABLE(i2c, mxt224_idtable); static const struct dev_pm_ops mxt224_pm_ops = { .suspend = mxt224_suspend, .resume = mxt224_resume, }; static struct i2c_driver mxt224_i2c_driver = { .id_table = mxt224_idtable, .probe = mxt224_probe, .remove = __devexit_p(mxt224_remove), .driver = { .owner = THIS_MODULE, .name = MXT224_DEV_NAME, .pm = &mxt224_pm_ops, }, }; static int __init mxt224_init(void) { return i2c_add_driver(&mxt224_i2c_driver); } static void __exit mxt224_exit(void) { i2c_del_driver(&mxt224_i2c_driver); } module_init(mxt224_init); module_exit(mxt224_exit); MODULE_DESCRIPTION("Atmel MaXTouch 224e driver"); MODULE_AUTHOR("Taeheon Kim "); MODULE_LICENSE("GPL");