drivers/input/touchscreen/synaptics_dsx_2.6/synaptics_dsx_test_reporting.c

/*
 * Synaptics DSX touchscreen driver
 *
 * Copyright (C) 2012-2015 Synaptics Incorporated. All rights reserved.
 *
 * Copyright (C) 2012 Alexandra Chin <alexandra.chin@tw.synaptics.com>
 * Copyright (C) 2012 Scott Lin <scott.lin@tw.synaptics.com>
 * Copyright (C) 2018 The Linux Foundation. All rights reserved.
 *
 * 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.
 *
 * INFORMATION CONTAINED IN THIS DOCUMENT IS PROVIDED "AS-IS," AND SYNAPTICS
 * EXPRESSLY DISCLAIMS ALL EXPRESS AND IMPLIED WARRANTIES, INCLUDING ANY
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE,
 * AND ANY WARRANTIES OF NON-INFRINGEMENT OF ANY INTELLECTUAL PROPERTY RIGHTS.
 * IN NO EVENT SHALL SYNAPTICS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN CONNECTION
 * WITH THE USE OF THE INFORMATION CONTAINED IN THIS DOCUMENT, HOWEVER CAUSED
 * AND BASED ON ANY THEORY OF LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * NEGLIGENCE OR OTHER TORTIOUS ACTION, AND EVEN IF SYNAPTICS WAS ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE. IF A TRIBUNAL OF COMPETENT JURISDICTION DOES
 * NOT PERMIT THE DISCLAIMER OF DIRECT DAMAGES OR ANY OTHER DAMAGES, SYNAPTICS'
 * TOTAL CUMULATIVE LIABILITY TO ANY PARTY SHALL NOT EXCEED ONE HUNDRED U.S.
 * DOLLARS.
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/input.h>
#include <linux/ctype.h>
#include <linux/hrtimer.h>
#include <linux/platform_device.h>
#include <linux/input/synaptics_dsx_v2_6.h>
#include "synaptics_dsx_core.h"

#define SYSFS_FOLDER_NAME "f54"

#define GET_REPORT_TIMEOUT_S 3
#define CALIBRATION_TIMEOUT_S 10
#define COMMAND_TIMEOUT_100MS 20

#define NO_SLEEP_OFF (0 << 2)
#define NO_SLEEP_ON (1 << 2)

#define STATUS_IDLE 0
#define STATUS_BUSY 1
#define STATUS_ERROR 2

#define REPORT_INDEX_OFFSET 1
#define REPORT_DATA_OFFSET 3

#define SENSOR_RX_MAPPING_OFFSET 1
#define SENSOR_TX_MAPPING_OFFSET 2

#define COMMAND_GET_REPORT 1
#define COMMAND_FORCE_CAL 2
#define COMMAND_FORCE_UPDATE 4

#define CONTROL_NO_AUTO_CAL 1

#define CONTROL_0_SIZE 1
#define CONTROL_1_SIZE 1
#define CONTROL_2_SIZE 2
#define CONTROL_3_SIZE 1
#define CONTROL_4_6_SIZE 3
#define CONTROL_7_SIZE 1
#define CONTROL_8_9_SIZE 3
#define CONTROL_10_SIZE 1
#define CONTROL_11_SIZE 2
#define CONTROL_12_13_SIZE 2
#define CONTROL_14_SIZE 1
#define CONTROL_15_SIZE 1
#define CONTROL_16_SIZE 1
#define CONTROL_17_SIZE 1
#define CONTROL_18_SIZE 1
#define CONTROL_19_SIZE 1
#define CONTROL_20_SIZE 1
#define CONTROL_21_SIZE 2
#define CONTROL_22_26_SIZE 7
#define CONTROL_27_SIZE 1
#define CONTROL_28_SIZE 2
#define CONTROL_29_SIZE 1
#define CONTROL_30_SIZE 1
#define CONTROL_31_SIZE 1
#define CONTROL_32_35_SIZE 8
#define CONTROL_36_SIZE 1
#define CONTROL_37_SIZE 1
#define CONTROL_38_SIZE 1
#define CONTROL_39_SIZE 1
#define CONTROL_40_SIZE 1
#define CONTROL_41_SIZE 1
#define CONTROL_42_SIZE 2
#define CONTROL_43_54_SIZE 13
#define CONTROL_55_56_SIZE 2
#define CONTROL_57_SIZE 1
#define CONTROL_58_SIZE 1
#define CONTROL_59_SIZE 2
#define CONTROL_60_62_SIZE 3
#define CONTROL_63_SIZE 1
#define CONTROL_64_67_SIZE 4
#define CONTROL_68_73_SIZE 8
#define CONTROL_74_SIZE 2
#define CONTROL_75_SIZE 1
#define CONTROL_76_SIZE 1
#define CONTROL_77_78_SIZE 2
#define CONTROL_79_83_SIZE 5
#define CONTROL_84_85_SIZE 2
#define CONTROL_86_SIZE 1
#define CONTROL_87_SIZE 1
#define CONTROL_88_SIZE 1
#define CONTROL_89_SIZE 1
#define CONTROL_90_SIZE 1
#define CONTROL_91_SIZE 1
#define CONTROL_92_SIZE 1
#define CONTROL_93_SIZE 1
#define CONTROL_94_SIZE 1
#define CONTROL_95_SIZE 1
#define CONTROL_96_SIZE 1
#define CONTROL_97_SIZE 1
#define CONTROL_98_SIZE 1
#define CONTROL_99_SIZE 1
#define CONTROL_100_SIZE 1
#define CONTROL_101_SIZE 1
#define CONTROL_102_SIZE 1
#define CONTROL_103_SIZE 1
#define CONTROL_104_SIZE 1
#define CONTROL_105_SIZE 1
#define CONTROL_106_SIZE 1
#define CONTROL_107_SIZE 1
#define CONTROL_108_SIZE 1
#define CONTROL_109_SIZE 1
#define CONTROL_110_SIZE 1
#define CONTROL_111_SIZE 1
#define CONTROL_112_SIZE 1
#define CONTROL_113_SIZE 1
#define CONTROL_114_SIZE 1
#define CONTROL_115_SIZE 1
#define CONTROL_116_SIZE 1
#define CONTROL_117_SIZE 1
#define CONTROL_118_SIZE 1
#define CONTROL_119_SIZE 1
#define CONTROL_120_SIZE 1
#define CONTROL_121_SIZE 1
#define CONTROL_122_SIZE 1
#define CONTROL_123_SIZE 1
#define CONTROL_124_SIZE 1
#define CONTROL_125_SIZE 1
#define CONTROL_126_SIZE 1
#define CONTROL_127_SIZE 1
#define CONTROL_128_SIZE 1
#define CONTROL_129_SIZE 1
#define CONTROL_130_SIZE 1
#define CONTROL_131_SIZE 1
#define CONTROL_132_SIZE 1
#define CONTROL_133_SIZE 1
#define CONTROL_134_SIZE 1
#define CONTROL_135_SIZE 1
#define CONTROL_136_SIZE 1
#define CONTROL_137_SIZE 1
#define CONTROL_138_SIZE 1
#define CONTROL_139_SIZE 1
#define CONTROL_140_SIZE 1
#define CONTROL_141_SIZE 1
#define CONTROL_142_SIZE 1
#define CONTROL_143_SIZE 1
#define CONTROL_144_SIZE 1
#define CONTROL_145_SIZE 1
#define CONTROL_146_SIZE 1
#define CONTROL_147_SIZE 1
#define CONTROL_148_SIZE 1
#define CONTROL_149_SIZE 1
#define CONTROL_163_SIZE 1
#define CONTROL_165_SIZE 1
#define CONTROL_167_SIZE 1
#define CONTROL_176_SIZE 1
#define CONTROL_179_SIZE 1
#define CONTROL_188_SIZE 1

#define HIGH_RESISTANCE_DATA_SIZE 6
#define FULL_RAW_CAP_MIN_MAX_DATA_SIZE 4
#define TRX_OPEN_SHORT_DATA_SIZE 7

#define concat(a, b) a##b

#define attrify(propname) (&dev_attr_##propname.attr)

#define show_prototype(propname)\
static ssize_t concat(test_sysfs, _##propname##_show)(\
		struct device *dev,\
		struct device_attribute *attr,\
		char *buf);

#define store_prototype(propname)\
static ssize_t concat(test_sysfs, _##propname##_store)(\
		struct device *dev,\
		struct device_attribute *attr,\
		const char *buf, size_t count);

#define show_store_prototype(propname)\
static ssize_t concat(test_sysfs, _##propname##_show)(\
		struct device *dev,\
		struct device_attribute *attr,\
		char *buf);\
\
static ssize_t concat(test_sysfs, _##propname##_store)(\
		struct device *dev,\
		struct device_attribute *attr,\
		const char *buf, size_t count);\
\
static struct device_attribute dev_attr_##propname =\
		__ATTR(propname, 0664,\
		concat(test_sysfs, _##propname##_show),\
		concat(test_sysfs, _##propname##_store));

#define disable_cbc(ctrl_num)\
do {\
	retval = synaptics_rmi4_reg_read(rmi4_data,\
			f54->control.ctrl_num->address,\
			f54->control.ctrl_num->data,\
			sizeof(f54->control.ctrl_num->data));\
	if (retval < 0) {\
		dev_err(rmi4_data->pdev->dev.parent,\
				"%s: Failed to disable CBC (" #ctrl_num ")\n",\
				__func__);\
		return retval;\
	} \
	f54->control.ctrl_num->cbc_tx_carrier_selection = 0;\
	retval = synaptics_rmi4_reg_write(rmi4_data,\
			f54->control.ctrl_num->address,\
			f54->control.ctrl_num->data,\
			sizeof(f54->control.ctrl_num->data));\
	if (retval < 0) {\
		dev_err(rmi4_data->pdev->dev.parent,\
				"%s: Failed to disable CBC (" #ctrl_num ")\n",\
				__func__);\
		return retval;\
	} \
} while (0)

enum f54_report_types {
	F54_8BIT_IMAGE = 1,
	F54_16BIT_IMAGE = 2,
	F54_RAW_16BIT_IMAGE = 3,
	F54_HIGH_RESISTANCE = 4,
	F54_TX_TO_TX_SHORTS = 5,
	F54_RX_TO_RX_SHORTS_1 = 7,
	F54_TRUE_BASELINE = 9,
	F54_FULL_RAW_CAP_MIN_MAX = 13,
	F54_RX_OPENS_1 = 14,
	F54_TX_OPENS = 15,
	F54_TX_TO_GND_SHORTS = 16,
	F54_RX_TO_RX_SHORTS_2 = 17,
	F54_RX_OPENS_2 = 18,
	F54_FULL_RAW_CAP = 19,
	F54_FULL_RAW_CAP_NO_RX_COUPLING = 20,
	F54_SENSOR_SPEED = 22,
	F54_ADC_RANGE = 23,
	F54_TRX_OPENS = 24,
	F54_TRX_TO_GND_SHORTS = 25,
	F54_TRX_SHORTS = 26,
	F54_ABS_RAW_CAP = 38,
	F54_ABS_DELTA_CAP = 40,
	F54_ABS_HYBRID_DELTA_CAP = 59,
	F54_ABS_HYBRID_RAW_CAP = 63,
	F54_AMP_FULL_RAW_CAP = 78,
	F54_AMP_RAW_ADC = 83,
	INVALID_REPORT_TYPE = -1,
};

enum f54_afe_cal {
	F54_AFE_CAL,
	F54_AFE_IS_CAL,
};

struct f54_query {
	union {
		struct {
			/* query 0 */
			unsigned char num_of_rx_electrodes;

			/* query 1 */
			unsigned char num_of_tx_electrodes;

			/* query 2 */
			unsigned char f54_query2_b0__1:2;
			unsigned char has_baseline:1;
			unsigned char has_image8:1;
			unsigned char f54_query2_b4__5:2;
			unsigned char has_image16:1;
			unsigned char f54_query2_b7:1;

			/* queries 3.0 and 3.1 */
			unsigned short clock_rate;

			/* query 4 */
			unsigned char touch_controller_family;

			/* query 5 */
			unsigned char has_pixel_touch_threshold_adjustment:1;
			unsigned char f54_query5_b1__7:7;

			/* query 6 */
			unsigned char has_sensor_assignment:1;
			unsigned char has_interference_metric:1;
			unsigned char has_sense_frequency_control:1;
			unsigned char has_firmware_noise_mitigation:1;
			unsigned char has_ctrl11:1;
			unsigned char has_two_byte_report_rate:1;
			unsigned char has_one_byte_report_rate:1;
			unsigned char has_relaxation_control:1;

			/* query 7 */
			unsigned char curve_compensation_mode:2;
			unsigned char f54_query7_b2__7:6;

			/* query 8 */
			unsigned char f54_query8_b0:1;
			unsigned char has_iir_filter:1;
			unsigned char has_cmn_removal:1;
			unsigned char has_cmn_maximum:1;
			unsigned char has_touch_hysteresis:1;
			unsigned char has_edge_compensation:1;
			unsigned char has_per_frequency_noise_control:1;
			unsigned char has_enhanced_stretch:1;

			/* query 9 */
			unsigned char has_force_fast_relaxation:1;
			unsigned char has_multi_metric_state_machine:1;
			unsigned char has_signal_clarity:1;
			unsigned char has_variance_metric:1;
			unsigned char has_0d_relaxation_control:1;
			unsigned char has_0d_acquisition_control:1;
			unsigned char has_status:1;
			unsigned char has_slew_metric:1;

			/* query 10 */
			unsigned char has_h_blank:1;
			unsigned char has_v_blank:1;
			unsigned char has_long_h_blank:1;
			unsigned char has_startup_fast_relaxation:1;
			unsigned char has_esd_control:1;
			unsigned char has_noise_mitigation2:1;
			unsigned char has_noise_state:1;
			unsigned char has_energy_ratio_relaxation:1;

			/* query 11 */
			unsigned char has_excessive_noise_reporting:1;
			unsigned char has_slew_option:1;
			unsigned char has_two_overhead_bursts:1;
			unsigned char has_query13:1;
			unsigned char has_one_overhead_burst:1;
			unsigned char f54_query11_b5:1;
			unsigned char has_ctrl88:1;
			unsigned char has_query15:1;

			/* query 12 */
			unsigned char number_of_sensing_frequencies:4;
			unsigned char f54_query12_b4__7:4;
		} __packed;
		unsigned char data[14];
	};
};

struct f54_query_13 {
	union {
		struct {
			unsigned char has_ctrl86:1;
			unsigned char has_ctrl87:1;
			unsigned char has_ctrl87_sub0:1;
			unsigned char has_ctrl87_sub1:1;
			unsigned char has_ctrl87_sub2:1;
			unsigned char has_cidim:1;
			unsigned char has_noise_mitigation_enhancement:1;
			unsigned char has_rail_im:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_15 {
	union {
		struct {
			unsigned char has_ctrl90:1;
			unsigned char has_transmit_strength:1;
			unsigned char has_ctrl87_sub3:1;
			unsigned char has_query16:1;
			unsigned char has_query20:1;
			unsigned char has_query21:1;
			unsigned char has_query22:1;
			unsigned char has_query25:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_16 {
	union {
		struct {
			unsigned char has_query17:1;
			unsigned char has_data17:1;
			unsigned char has_ctrl92:1;
			unsigned char has_ctrl93:1;
			unsigned char has_ctrl94_query18:1;
			unsigned char has_ctrl95_query19:1;
			unsigned char has_ctrl99:1;
			unsigned char has_ctrl100:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_21 {
	union {
		struct {
			unsigned char has_abs_rx:1;
			unsigned char has_abs_tx:1;
			unsigned char has_ctrl91:1;
			unsigned char has_ctrl96:1;
			unsigned char has_ctrl97:1;
			unsigned char has_ctrl98:1;
			unsigned char has_data19:1;
			unsigned char has_query24_data18:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_22 {
	union {
		struct {
			unsigned char has_packed_image:1;
			unsigned char has_ctrl101:1;
			unsigned char has_dynamic_sense_display_ratio:1;
			unsigned char has_query23:1;
			unsigned char has_ctrl103_query26:1;
			unsigned char has_ctrl104:1;
			unsigned char has_ctrl105:1;
			unsigned char has_query28:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_23 {
	union {
		struct {
			unsigned char has_ctrl102:1;
			unsigned char has_ctrl102_sub1:1;
			unsigned char has_ctrl102_sub2:1;
			unsigned char has_ctrl102_sub4:1;
			unsigned char has_ctrl102_sub5:1;
			unsigned char has_ctrl102_sub9:1;
			unsigned char has_ctrl102_sub10:1;
			unsigned char has_ctrl102_sub11:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_25 {
	union {
		struct {
			unsigned char has_ctrl106:1;
			unsigned char has_ctrl102_sub12:1;
			unsigned char has_ctrl107:1;
			unsigned char has_ctrl108:1;
			unsigned char has_ctrl109:1;
			unsigned char has_data20:1;
			unsigned char f54_query25_b6:1;
			unsigned char has_query27:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_27 {
	union {
		struct {
			unsigned char has_ctrl110:1;
			unsigned char has_data21:1;
			unsigned char has_ctrl111:1;
			unsigned char has_ctrl112:1;
			unsigned char has_ctrl113:1;
			unsigned char has_data22:1;
			unsigned char has_ctrl114:1;
			unsigned char has_query29:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_29 {
	union {
		struct {
			unsigned char has_ctrl115:1;
			unsigned char has_ground_ring_options:1;
			unsigned char has_lost_bursts_tuning:1;
			unsigned char has_aux_exvcom2_select:1;
			unsigned char has_ctrl116:1;
			unsigned char has_data23:1;
			unsigned char has_ctrl117:1;
			unsigned char has_query30:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_30 {
	union {
		struct {
			unsigned char has_ctrl118:1;
			unsigned char has_ctrl119:1;
			unsigned char has_ctrl120:1;
			unsigned char has_ctrl121:1;
			unsigned char has_ctrl122_query31:1;
			unsigned char has_ctrl123:1;
			unsigned char f54_query30_b6:1;
			unsigned char has_query32:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_32 {
	union {
		struct {
			unsigned char has_ctrl125:1;
			unsigned char has_ctrl126:1;
			unsigned char has_ctrl127:1;
			unsigned char has_abs_charge_pump_disable:1;
			unsigned char has_query33:1;
			unsigned char has_data24:1;
			unsigned char has_query34:1;
			unsigned char has_query35:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_33 {
	union {
		struct {
			unsigned char f54_query33_b0:1;
			unsigned char f54_query33_b1:1;
			unsigned char f54_query33_b2:1;
			unsigned char f54_query33_b3:1;
			unsigned char has_ctrl132:1;
			unsigned char has_ctrl133:1;
			unsigned char has_ctrl134:1;
			unsigned char has_query36:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_35 {
	union {
		struct {
			unsigned char has_data25:1;
			unsigned char f54_query35_b1:1;
			unsigned char f54_query35_b2:1;
			unsigned char has_ctrl137:1;
			unsigned char has_ctrl138:1;
			unsigned char has_ctrl139:1;
			unsigned char has_data26:1;
			unsigned char has_ctrl140:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_36 {
	union {
		struct {
			unsigned char f54_query36_b0:1;
			unsigned char has_ctrl142:1;
			unsigned char has_query37:1;
			unsigned char has_ctrl143:1;
			unsigned char has_ctrl144:1;
			unsigned char has_ctrl145:1;
			unsigned char has_ctrl146:1;
			unsigned char has_query38:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_38 {
	union {
		struct {
			unsigned char has_ctrl147:1;
			unsigned char has_ctrl148:1;
			unsigned char has_ctrl149:1;
			unsigned char f54_query38_b3__6:4;
			unsigned char has_query39:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_39 {
	union {
		struct {
			unsigned char f54_query39_b0__6:7;
			unsigned char has_query40:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_40 {
	union {
		struct {
			unsigned char f54_query40_b0:1;
			unsigned char has_ctrl163_query41:1;
			unsigned char f54_query40_b2:1;
			unsigned char has_ctrl165_query42:1;
			unsigned char f54_query40_b4:1;
			unsigned char has_ctrl167:1;
			unsigned char f54_query40_b6:1;
			unsigned char has_query43:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_43 {
	union {
		struct {
			unsigned char f54_query43_b0__6:7;
			unsigned char has_query46:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_46 {
	union {
		struct {
			unsigned char has_ctrl176:1;
			unsigned char f54_query46_b1:1;
			unsigned char has_ctrl179:1;
			unsigned char f54_query46_b3:1;
			unsigned char has_data27:1;
			unsigned char has_data28:1;
			unsigned char f54_query46_b6:1;
			unsigned char has_query47:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_47 {
	union {
		struct {
			unsigned char f54_query47_b0__6:7;
			unsigned char has_query49:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_49 {
	union {
		struct {
			unsigned char f54_query49_b0__1:2;
			unsigned char has_ctrl188:1;
			unsigned char has_data31:1;
			unsigned char f54_query49_b4__6:3;
			unsigned char has_query50:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_50 {
	union {
		struct {
			unsigned char f54_query50_b0__6:7;
			unsigned char has_query51:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_query_51 {
	union {
		struct {
			unsigned char f54_query51_b0__4:5;
			unsigned char has_query53_query54_ctrl198:1;
			unsigned char f54_query51_b6__7:2;
		} __packed;
		unsigned char data[1];
	};
};

struct f54_data_31 {
	union {
		struct {
			unsigned char is_calibration_crc:1;
			unsigned char calibration_crc:1;
			unsigned char short_test_row_number:5;
		} __packed;
		struct {
			unsigned char data[1];
			unsigned short address;
		} __packed;
	};
};

struct f54_control_7 {
	union {
		struct {
			unsigned char cbc_cap:3;
			unsigned char cbc_polarity:1;
			unsigned char cbc_tx_carrier_selection:1;
			unsigned char f54_ctrl7_b5__7:3;
		} __packed;
		struct {
			unsigned char data[1];
			unsigned short address;
		} __packed;
	};
};

struct f54_control_41 {
	union {
		struct {
			unsigned char no_signal_clarity:1;
			unsigned char f54_ctrl41_b1__7:7;
		} __packed;
		struct {
			unsigned char data[1];
			unsigned short address;
		} __packed;
	};
};

struct f54_control_57 {
	union {
		struct {
			unsigned char cbc_cap:3;
			unsigned char cbc_polarity:1;
			unsigned char cbc_tx_carrier_selection:1;
			unsigned char f54_ctrl57_b5__7:3;
		} __packed;
		struct {
			unsigned char data[1];
			unsigned short address;
		} __packed;
	};
};

struct f54_control_86 {
	union {
		struct {
			unsigned char enable_high_noise_state:1;
			unsigned char dynamic_sense_display_ratio:2;
			unsigned char f54_ctrl86_b3__7:5;
		} __packed;
		struct {
			unsigned char data[1];
			unsigned short address;
		} __packed;
	};
};

struct f54_control_88 {
	union {
		struct {
			unsigned char tx_low_reference_polarity:1;
			unsigned char tx_high_reference_polarity:1;
			unsigned char abs_low_reference_polarity:1;
			unsigned char abs_polarity:1;
			unsigned char cbc_polarity:1;
			unsigned char cbc_tx_carrier_selection:1;
			unsigned char charge_pump_enable:1;
			unsigned char cbc_abs_auto_servo:1;
		} __packed;
		struct {
			unsigned char data[1];
			unsigned short address;
		} __packed;
	};
};

struct f54_control_110 {
	union {
		struct {
			unsigned char active_stylus_rx_feedback_cap;
			unsigned char active_stylus_rx_feedback_cap_reference;
			unsigned char active_stylus_low_reference;
			unsigned char active_stylus_high_reference;
			unsigned char active_stylus_gain_control;
			unsigned char active_stylus_gain_control_reference;
			unsigned char active_stylus_timing_mode;
			unsigned char active_stylus_discovery_bursts;
			unsigned char active_stylus_detection_bursts;
			unsigned char active_stylus_discovery_noise_multiplier;
			unsigned char active_stylus_detection_envelope_min;
			unsigned char active_stylus_detection_envelope_max;
			unsigned char active_stylus_lose_count;
		} __packed;
		struct {
			unsigned char data[13];
			unsigned short address;
		} __packed;
	};
};

struct f54_control_149 {
	union {
		struct {
			unsigned char trans_cbc_global_cap_enable:1;
			unsigned char f54_ctrl149_b1__7:7;
		} __packed;
		struct {
			unsigned char data[1];
			unsigned short address;
		} __packed;
	};
};

struct f54_control_188 {
	union {
		struct {
			unsigned char start_calibration:1;
			unsigned char start_is_calibration:1;
			unsigned char frequency:2;
			unsigned char start_production_test:1;
			unsigned char short_test_calibration:1;
			unsigned char f54_ctrl188_b7:1;
		} __packed;
		struct {
			unsigned char data[1];
			unsigned short address;
		} __packed;
	};
};

struct f54_control {
	struct f54_control_7 *reg_7;
	struct f54_control_41 *reg_41;
	struct f54_control_57 *reg_57;
	struct f54_control_86 *reg_86;
	struct f54_control_88 *reg_88;
	struct f54_control_110 *reg_110;
	struct f54_control_149 *reg_149;
	struct f54_control_188 *reg_188;
};

struct synaptics_rmi4_f54_handle {
	bool no_auto_cal;
	bool skip_preparation;
	unsigned char status;
	unsigned char intr_mask;
	unsigned char intr_reg_num;
	unsigned char tx_assigned;
	unsigned char rx_assigned;
	unsigned char *report_data;
	unsigned short query_base_addr;
	unsigned short control_base_addr;
	unsigned short data_base_addr;
	unsigned short command_base_addr;
	unsigned short fifoindex;
	unsigned int report_size;
	unsigned int data_buffer_size;
	unsigned int data_pos;
	enum f54_report_types report_type;
	struct f54_query query;
	struct f54_query_13 query_13;
	struct f54_query_15 query_15;
	struct f54_query_16 query_16;
	struct f54_query_21 query_21;
	struct f54_query_22 query_22;
	struct f54_query_23 query_23;
	struct f54_query_25 query_25;
	struct f54_query_27 query_27;
	struct f54_query_29 query_29;
	struct f54_query_30 query_30;
	struct f54_query_32 query_32;
	struct f54_query_33 query_33;
	struct f54_query_35 query_35;
	struct f54_query_36 query_36;
	struct f54_query_38 query_38;
	struct f54_query_39 query_39;
	struct f54_query_40 query_40;
	struct f54_query_43 query_43;
	struct f54_query_46 query_46;
	struct f54_query_47 query_47;
	struct f54_query_49 query_49;
	struct f54_query_50 query_50;
	struct f54_query_51 query_51;
	struct f54_data_31 data_31;
	struct f54_control control;
	struct mutex status_mutex;
	struct kobject *sysfs_dir;
	struct hrtimer watchdog;
	struct work_struct timeout_work;
	struct work_struct test_report_work;
	struct workqueue_struct *test_report_workqueue;
	struct synaptics_rmi4_data *rmi4_data;
};

struct f55_query {
	union {
		struct {
			/* query 0 */
			unsigned char num_of_rx_electrodes;

			/* query 1 */
			unsigned char num_of_tx_electrodes;

			/* query 2 */
			unsigned char has_sensor_assignment:1;
			unsigned char has_edge_compensation:1;
			unsigned char curve_compensation_mode:2;
			unsigned char has_ctrl6:1;
			unsigned char has_alternate_transmitter_assignment:1;
			unsigned char has_single_layer_multi_touch:1;
			unsigned char has_query5:1;
		} __packed;
		unsigned char data[3];
	};
};

struct f55_query_3 {
	union {
		struct {
			unsigned char has_ctrl8:1;
			unsigned char has_ctrl9:1;
			unsigned char has_oncell_pattern_support:1;
			unsigned char has_data0:1;
			unsigned char has_single_wide_pattern_support:1;
			unsigned char has_mirrored_tx_pattern_support:1;
			unsigned char has_discrete_pattern_support:1;
			unsigned char has_query9:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f55_query_5 {
	union {
		struct {
			unsigned char has_corner_compensation:1;
			unsigned char has_ctrl12:1;
			unsigned char has_trx_configuration:1;
			unsigned char has_ctrl13:1;
			unsigned char f55_query5_b4:1;
			unsigned char has_ctrl14:1;
			unsigned char has_basis_function:1;
			unsigned char has_query17:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f55_query_17 {
	union {
		struct {
			unsigned char f55_query17_b0:1;
			unsigned char has_ctrl16:1;
			unsigned char f55_query17_b2:1;
			unsigned char has_ctrl17:1;
			unsigned char f55_query17_b4__6:3;
			unsigned char has_query18:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f55_query_18 {
	union {
		struct {
			unsigned char f55_query18_b0__6:7;
			unsigned char has_query22:1;
		} __packed;
		unsigned char data[1];
	};
};

struct f55_query_22 {
	union {
		struct {
			unsigned char f55_query22_b0:1;
			unsigned char has_query23:1;
			unsigned char has_guard_disable:1;
			unsigned char has_ctrl30:1;
			unsigned char f55_query22_b4__7:4;
		} __packed;
		unsigned char data[1];
	};
};

struct f55_query_23 {
	union {
		struct {
			unsigned char amp_sensor_enabled:1;
			unsigned char image_transposed:1;
			unsigned char first_column_at_left_side:1;
			unsigned char size_of_column2mux:5;
		} __packed;
		unsigned char data[1];
	};
};

struct synaptics_rmi4_f55_handle {
	bool amp_sensor;
	unsigned char size_of_column2mux;
	unsigned char *tx_assignment;
	unsigned char *rx_assignment;
	unsigned short query_base_addr;
	unsigned short control_base_addr;
	unsigned short data_base_addr;
	unsigned short command_base_addr;
	struct f55_query query;
	struct f55_query_3 query_3;
	struct f55_query_5 query_5;
	struct f55_query_17 query_17;
	struct f55_query_18 query_18;
	struct f55_query_22 query_22;
	struct f55_query_23 query_23;
};

show_prototype(num_of_mapped_tx)
show_prototype(num_of_mapped_rx)
show_prototype(tx_mapping)
show_prototype(rx_mapping)
show_prototype(report_size)
show_prototype(status)
store_prototype(do_preparation)
store_prototype(force_cal)
store_prototype(get_report)
store_prototype(resume_touch)
store_prototype(do_afe_calibration)
show_store_prototype(report_type)
show_store_prototype(fifoindex)
show_store_prototype(no_auto_cal)
show_store_prototype(read_report)

static struct attribute *attrs[] = {
	attrify(num_of_mapped_tx),
	attrify(num_of_mapped_rx),
	attrify(tx_mapping),
	attrify(rx_mapping),
	attrify(report_size),
	attrify(status),
	attrify(do_preparation),
	attrify(force_cal),
	attrify(get_report),
	attrify(resume_touch),
	attrify(do_afe_calibration),
	attrify(report_type),
	attrify(fifoindex),
	attrify(no_auto_cal),
	attrify(read_report),
	NULL,
};

static struct attribute_group attr_group = {
	.attrs = attrs,
};

static ssize_t test_sysfs_data_read(struct file *data_file,
		struct kobject *kobj, struct bin_attribute *attributes,
		char *buf, loff_t pos, size_t count);

static struct bin_attribute test_report_data = {
	.attr = {
		.name = "report_data",
		.mode = S_IRUGO,
	},
	.size = 0,
	.read = test_sysfs_data_read,
};

static struct synaptics_rmi4_f54_handle *f54;
static struct synaptics_rmi4_f55_handle *f55;

DECLARE_COMPLETION(test_remove_complete);

static bool test_report_type_valid(enum f54_report_types report_type)
{
	switch (report_type) {
	case F54_8BIT_IMAGE:
	case F54_16BIT_IMAGE:
	case F54_RAW_16BIT_IMAGE:
	case F54_HIGH_RESISTANCE:
	case F54_TX_TO_TX_SHORTS:
	case F54_RX_TO_RX_SHORTS_1:
	case F54_TRUE_BASELINE:
	case F54_FULL_RAW_CAP_MIN_MAX:
	case F54_RX_OPENS_1:
	case F54_TX_OPENS:
	case F54_TX_TO_GND_SHORTS:
	case F54_RX_TO_RX_SHORTS_2:
	case F54_RX_OPENS_2:
	case F54_FULL_RAW_CAP:
	case F54_FULL_RAW_CAP_NO_RX_COUPLING:
	case F54_SENSOR_SPEED:
	case F54_ADC_RANGE:
	case F54_TRX_OPENS:
	case F54_TRX_TO_GND_SHORTS:
	case F54_TRX_SHORTS:
	case F54_ABS_RAW_CAP:
	case F54_ABS_DELTA_CAP:
	case F54_ABS_HYBRID_DELTA_CAP:
	case F54_ABS_HYBRID_RAW_CAP:
	case F54_AMP_FULL_RAW_CAP:
	case F54_AMP_RAW_ADC:
		return true;
		break;
	default:
		f54->report_type = INVALID_REPORT_TYPE;
		f54->report_size = 0;
		return false;
	}
}

static void test_set_report_size(void)
{
	int retval;
	unsigned char tx = f54->tx_assigned;
	unsigned char rx = f54->rx_assigned;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	switch (f54->report_type) {
	case F54_8BIT_IMAGE:
		f54->report_size = tx * rx;
		break;
	case F54_16BIT_IMAGE:
	case F54_RAW_16BIT_IMAGE:
	case F54_TRUE_BASELINE:
	case F54_FULL_RAW_CAP:
	case F54_FULL_RAW_CAP_NO_RX_COUPLING:
	case F54_SENSOR_SPEED:
	case F54_AMP_FULL_RAW_CAP:
	case F54_AMP_RAW_ADC:
		f54->report_size = 2 * tx * rx;
		break;
	case F54_HIGH_RESISTANCE:
		f54->report_size = HIGH_RESISTANCE_DATA_SIZE;
		break;
	case F54_TX_TO_TX_SHORTS:
	case F54_TX_OPENS:
	case F54_TX_TO_GND_SHORTS:
		f54->report_size = (tx + 7) / 8;
		break;
	case F54_RX_TO_RX_SHORTS_1:
	case F54_RX_OPENS_1:
		if (rx < tx)
			f54->report_size = 2 * rx * rx;
		else
			f54->report_size = 2 * tx * rx;
		break;
	case F54_FULL_RAW_CAP_MIN_MAX:
		f54->report_size = FULL_RAW_CAP_MIN_MAX_DATA_SIZE;
		break;
	case F54_RX_TO_RX_SHORTS_2:
	case F54_RX_OPENS_2:
		if (rx <= tx)
			f54->report_size = 0;
		else
			f54->report_size = 2 * rx * (rx - tx);
		break;
	case F54_ADC_RANGE:
		if (f54->query.has_signal_clarity) {
			retval = synaptics_rmi4_reg_read(rmi4_data,
					f54->control.reg_41->address,
					f54->control.reg_41->data,
					sizeof(f54->control.reg_41->data));
			if (retval < 0) {
				dev_dbg(rmi4_data->pdev->dev.parent,
						"%s: Failed to read control reg_41\n",
						__func__);
				f54->report_size = 0;
				break;
			}
			if (!f54->control.reg_41->no_signal_clarity) {
				if (tx % 4)
					tx += 4 - (tx % 4);
			}
		}
		f54->report_size = 2 * tx * rx;
		break;
	case F54_TRX_OPENS:
	case F54_TRX_TO_GND_SHORTS:
	case F54_TRX_SHORTS:
		f54->report_size = TRX_OPEN_SHORT_DATA_SIZE;
		break;
	case F54_ABS_RAW_CAP:
	case F54_ABS_DELTA_CAP:
	case F54_ABS_HYBRID_DELTA_CAP:
	case F54_ABS_HYBRID_RAW_CAP:
		f54->report_size = 4 * (tx + rx);
		break;
	default:
		f54->report_size = 0;
	}

	return;
}

static int test_set_interrupt(bool set)
{
	int retval;
	unsigned char ii;
	unsigned char zero = 0x00;
	unsigned char *intr_mask;
	unsigned short f01_ctrl_reg;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	intr_mask = rmi4_data->intr_mask;
	f01_ctrl_reg = rmi4_data->f01_ctrl_base_addr + 1 + f54->intr_reg_num;

	if (!set) {
		retval = synaptics_rmi4_reg_write(rmi4_data,
				f01_ctrl_reg,
				&zero,
				sizeof(zero));
		if (retval < 0)
			return retval;
	}

	for (ii = 0; ii < rmi4_data->num_of_intr_regs; ii++) {
		if (intr_mask[ii] != 0x00) {
			f01_ctrl_reg = rmi4_data->f01_ctrl_base_addr + 1 + ii;
			if (set) {
				retval = synaptics_rmi4_reg_write(rmi4_data,
						f01_ctrl_reg,
						&zero,
						sizeof(zero));
				if (retval < 0)
					return retval;
			} else {
				retval = synaptics_rmi4_reg_write(rmi4_data,
						f01_ctrl_reg,
						&(intr_mask[ii]),
						sizeof(intr_mask[ii]));
				if (retval < 0)
					return retval;
			}
		}
	}

	f01_ctrl_reg = rmi4_data->f01_ctrl_base_addr + 1 + f54->intr_reg_num;

	if (set) {
		retval = synaptics_rmi4_reg_write(rmi4_data,
				f01_ctrl_reg,
				&f54->intr_mask,
				1);
		if (retval < 0)
			return retval;
	}

	return 0;
}

static int test_wait_for_command_completion(void)
{
	int retval;
	unsigned char value;
	unsigned char timeout_count;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	timeout_count = 0;
	do {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->command_base_addr,
				&value,
				sizeof(value));
		if (retval < 0) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Failed to read command register\n",
					__func__);
			return retval;
		}

		if (value == 0x00)
			break;

		msleep(100);
		timeout_count++;
	} while (timeout_count < COMMAND_TIMEOUT_100MS);

	if (timeout_count == COMMAND_TIMEOUT_100MS) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Timed out waiting for command completion\n",
				__func__);
		return -ETIMEDOUT;
	}

	return 0;
}

static int test_do_command(unsigned char command)
{
	int retval;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = synaptics_rmi4_reg_write(rmi4_data,
			f54->command_base_addr,
			&command,
			sizeof(command));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to write command\n",
				__func__);
		return retval;
	}

	retval = test_wait_for_command_completion();
	if (retval < 0)
		return retval;

	return 0;
}

static int test_do_preparation(void)
{
	int retval;
	unsigned char value;
	unsigned char zero = 0x00;
	unsigned char device_ctrl;
	struct f54_control_86 reg_86;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = synaptics_rmi4_reg_read(rmi4_data,
			rmi4_data->f01_ctrl_base_addr,
			&device_ctrl,
			sizeof(device_ctrl));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to set no sleep\n",
				__func__);
		return retval;
	}

	device_ctrl |= NO_SLEEP_ON;

	retval = synaptics_rmi4_reg_write(rmi4_data,
			rmi4_data->f01_ctrl_base_addr,
			&device_ctrl,
			sizeof(device_ctrl));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to set no sleep\n",
				__func__);
		return retval;
	}

	if ((f54->query.has_query13) &&
			(f54->query_13.has_ctrl86)) {
		reg_86.data[0] = f54->control.reg_86->data[0];
		reg_86.dynamic_sense_display_ratio = 1;
		retval = synaptics_rmi4_reg_write(rmi4_data,
				f54->control.reg_86->address,
				reg_86.data,
				sizeof(reg_86.data));
		if (retval < 0) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Failed to set sense display ratio\n",
					__func__);
			return retval;
		}
	}

	if (f54->skip_preparation)
		return 0;

	switch (f54->report_type) {
	case F54_16BIT_IMAGE:
	case F54_RAW_16BIT_IMAGE:
	case F54_SENSOR_SPEED:
	case F54_ADC_RANGE:
	case F54_ABS_RAW_CAP:
	case F54_ABS_DELTA_CAP:
	case F54_ABS_HYBRID_DELTA_CAP:
	case F54_ABS_HYBRID_RAW_CAP:
		break;
	case F54_AMP_RAW_ADC:
		if (f54->query_49.has_ctrl188) {
			retval = synaptics_rmi4_reg_read(rmi4_data,
					f54->control.reg_188->address,
					f54->control.reg_188->data,
					sizeof(f54->control.reg_188->data));
			if (retval < 0) {
				dev_err(rmi4_data->pdev->dev.parent,
						"%s: Failed to set start production test\n",
						__func__);
				return retval;
			}
			f54->control.reg_188->start_production_test = 1;
			retval = synaptics_rmi4_reg_write(rmi4_data,
					f54->control.reg_188->address,
					f54->control.reg_188->data,
					sizeof(f54->control.reg_188->data));
			if (retval < 0) {
				dev_err(rmi4_data->pdev->dev.parent,
						"%s: Failed to set start production test\n",
						__func__);
				return retval;
			}
		}
		break;
	default:
		if (f54->query.touch_controller_family == 1)
			disable_cbc(reg_7);
		else if (f54->query.has_ctrl88)
			disable_cbc(reg_88);

		if (f54->query.has_0d_acquisition_control)
			disable_cbc(reg_57);

		if ((f54->query.has_query15) &&
				(f54->query_15.has_query25) &&
				(f54->query_25.has_query27) &&
				(f54->query_27.has_query29) &&
				(f54->query_29.has_query30) &&
				(f54->query_30.has_query32) &&
				(f54->query_32.has_query33) &&
				(f54->query_33.has_query36) &&
				(f54->query_36.has_query38) &&
				(f54->query_38.has_ctrl149)) {
			retval = synaptics_rmi4_reg_write(rmi4_data,
					f54->control.reg_149->address,
					&zero,
					sizeof(f54->control.reg_149->data));
			if (retval < 0) {
				dev_err(rmi4_data->pdev->dev.parent,
						"%s: Failed to disable global CBC\n",
						__func__);
				return retval;
			}
		}

		if (f54->query.has_signal_clarity) {
			retval = synaptics_rmi4_reg_read(rmi4_data,
					f54->control.reg_41->address,
					&value,
					sizeof(f54->control.reg_41->data));
			if (retval < 0) {
				dev_err(rmi4_data->pdev->dev.parent,
						"%s: Failed to disable signal clarity\n",
						__func__);
				return retval;
			}
			value |= 0x01;
			retval = synaptics_rmi4_reg_write(rmi4_data,
					f54->control.reg_41->address,
					&value,
					sizeof(f54->control.reg_41->data));
			if (retval < 0) {
				dev_err(rmi4_data->pdev->dev.parent,
						"%s: Failed to disable signal clarity\n",
						__func__);
				return retval;
			}
		}

		retval = test_do_command(COMMAND_FORCE_UPDATE);
		if (retval < 0) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Failed to do force update\n",
					__func__);
			return retval;
		}

		retval = test_do_command(COMMAND_FORCE_CAL);
		if (retval < 0) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Failed to do force cal\n",
					__func__);
			return retval;
		}
	}

	return 0;
}

static int test_do_afe_calibration(enum f54_afe_cal mode)
{
	int retval;
	unsigned char timeout = CALIBRATION_TIMEOUT_S;
	unsigned char timeout_count = 0;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = synaptics_rmi4_reg_read(rmi4_data,
			f54->control.reg_188->address,
			f54->control.reg_188->data,
			sizeof(f54->control.reg_188->data));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to start calibration\n",
				__func__);
		return retval;
	}

	if (mode == F54_AFE_CAL)
		f54->control.reg_188->start_calibration = 1;
	else if (mode == F54_AFE_IS_CAL)
		f54->control.reg_188->start_is_calibration = 1;

	retval = synaptics_rmi4_reg_write(rmi4_data,
			f54->control.reg_188->address,
			f54->control.reg_188->data,
			sizeof(f54->control.reg_188->data));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to start calibration\n",
				__func__);
		return retval;
	}

	do {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->control.reg_188->address,
				f54->control.reg_188->data,
				sizeof(f54->control.reg_188->data));
		if (retval < 0) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Failed to complete calibration\n",
					__func__);
			return retval;
		}

		if (mode == F54_AFE_CAL) {
			if (!f54->control.reg_188->start_calibration)
				break;
		} else if (mode == F54_AFE_IS_CAL) {
			if (!f54->control.reg_188->start_is_calibration)
				break;
		}

		if (timeout_count == timeout) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Timed out waiting for calibration completion\n",
					__func__);
			return -EBUSY;
		}

		timeout_count++;
		msleep(1000);
	} while (true);

	/* check CRC */
	retval = synaptics_rmi4_reg_read(rmi4_data,
			f54->data_31.address,
			f54->data_31.data,
			sizeof(f54->data_31.data));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read calibration CRC\n",
				__func__);
		return retval;
	}

	if (mode == F54_AFE_CAL) {
		if (f54->data_31.calibration_crc == 0)
			return 0;
	} else if (mode == F54_AFE_IS_CAL) {
		if (f54->data_31.is_calibration_crc == 0)
			return 0;
	}

	dev_err(rmi4_data->pdev->dev.parent,
			"%s: Failed to read calibration CRC\n",
			__func__);

	return -EINVAL;
}

static int test_check_for_idle_status(void)
{
	int retval;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	switch (f54->status) {
	case STATUS_IDLE:
		retval = 0;
		break;
	case STATUS_BUSY:
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Status busy\n",
				__func__);
		retval = -EINVAL;
		break;
	case STATUS_ERROR:
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Status error\n",
				__func__);
		retval = -EINVAL;
		break;
	default:
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Invalid status (%d)\n",
				__func__, f54->status);
		retval = -EINVAL;
	}

	return retval;
}

static void test_timeout_work(struct work_struct *work)
{
	int retval;
	unsigned char command;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	mutex_lock(&f54->status_mutex);

	if (f54->status == STATUS_BUSY) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->command_base_addr,
				&command,
				sizeof(command));
		if (retval < 0) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Failed to read command register\n",
					__func__);
		} else if (command & COMMAND_GET_REPORT) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Report type not supported by FW\n",
					__func__);
		} else {
			queue_work(f54->test_report_workqueue,
					&f54->test_report_work);
			goto exit;
		}
		f54->status = STATUS_ERROR;
		f54->report_size = 0;
	}

exit:
	mutex_unlock(&f54->status_mutex);

	return;
}

static enum hrtimer_restart test_get_report_timeout(struct hrtimer *timer)
{
	schedule_work(&(f54->timeout_work));

	return HRTIMER_NORESTART;
}

static ssize_t test_sysfs_num_of_mapped_tx_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	return snprintf(buf, PAGE_SIZE, "%u\n", f54->tx_assigned);
}

static ssize_t test_sysfs_num_of_mapped_rx_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	return snprintf(buf, PAGE_SIZE, "%u\n", f54->rx_assigned);
}

static ssize_t test_sysfs_tx_mapping_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	int cnt;
	int count = 0;
	unsigned char ii;
	unsigned char tx_num;
	unsigned char tx_electrodes = f54->query.num_of_tx_electrodes;

	if (!f55)
		return -EINVAL;

	for (ii = 0; ii < tx_electrodes; ii++) {
		tx_num = f55->tx_assignment[ii];
		if (tx_num == 0xff)
			cnt = snprintf(buf, PAGE_SIZE - count, "xx ");
		else
			cnt = snprintf(buf, PAGE_SIZE - count, "%02u ", tx_num);
		buf += cnt;
		count += cnt;
	}

	snprintf(buf, PAGE_SIZE - count, "\n");
	count++;

	return count;
}

static ssize_t test_sysfs_rx_mapping_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	int cnt;
	int count = 0;
	unsigned char ii;
	unsigned char rx_num;
	unsigned char rx_electrodes = f54->query.num_of_rx_electrodes;

	if (!f55)
		return -EINVAL;

	for (ii = 0; ii < rx_electrodes; ii++) {
		rx_num = f55->rx_assignment[ii];
		if (rx_num == 0xff)
			cnt = snprintf(buf, PAGE_SIZE - count, "xx ");
		else
			cnt = snprintf(buf, PAGE_SIZE - count, "%02u ", rx_num);
		buf += cnt;
		count += cnt;
	}

	snprintf(buf, PAGE_SIZE - count, "\n");
	count++;

	return count;
}

static ssize_t test_sysfs_report_size_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	return snprintf(buf, PAGE_SIZE, "%u\n", f54->report_size);
}

static ssize_t test_sysfs_status_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	int retval;

	mutex_lock(&f54->status_mutex);

	retval = snprintf(buf, PAGE_SIZE, "%u\n", f54->status);

	mutex_unlock(&f54->status_mutex);

	return retval;
}

static ssize_t test_sysfs_do_preparation_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	int retval;
	unsigned long setting;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = sstrtoul(buf, 10, &setting);
	if (retval)
		return retval;

	if (setting != 1)
		return -EINVAL;

	mutex_lock(&f54->status_mutex);

	retval = test_check_for_idle_status();
	if (retval < 0)
		goto exit;

	retval = test_do_preparation();
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to do preparation\n",
				__func__);
		goto exit;
	}

	retval = count;

exit:
	mutex_unlock(&f54->status_mutex);

	return retval;
}

static ssize_t test_sysfs_force_cal_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	int retval;
	unsigned long setting;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = sstrtoul(buf, 10, &setting);
	if (retval)
		return retval;

	if (setting != 1)
		return -EINVAL;

	mutex_lock(&f54->status_mutex);

	retval = test_check_for_idle_status();
	if (retval < 0)
		goto exit;

	retval = test_do_command(COMMAND_FORCE_CAL);
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to do force cal\n",
				__func__);
		goto exit;
	}

	retval = count;

exit:
	mutex_unlock(&f54->status_mutex);

	return retval;
}

static ssize_t test_sysfs_get_report_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	int retval;
	unsigned char command;
	unsigned long setting;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = sstrtoul(buf, 10, &setting);
	if (retval)
		return retval;

	if (setting != 1)
		return -EINVAL;

	mutex_lock(&f54->status_mutex);

	retval = test_check_for_idle_status();
	if (retval < 0)
		goto exit;

	if (!test_report_type_valid(f54->report_type)) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Invalid report type\n",
				__func__);
		retval = -EINVAL;
		goto exit;
	}

	test_set_interrupt(true);

	command = (unsigned char)COMMAND_GET_REPORT;

	retval = synaptics_rmi4_reg_write(rmi4_data,
			f54->command_base_addr,
			&command,
			sizeof(command));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to write get report command\n",
				__func__);
		goto exit;
	}

	f54->status = STATUS_BUSY;
	f54->report_size = 0;
	f54->data_pos = 0;

	hrtimer_start(&f54->watchdog,
			ktime_set(GET_REPORT_TIMEOUT_S, 0),
			HRTIMER_MODE_REL);

	retval = count;

exit:
	mutex_unlock(&f54->status_mutex);

	return retval;
}

static ssize_t test_sysfs_resume_touch_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	int retval;
	unsigned char device_ctrl;
	unsigned long setting;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = sstrtoul(buf, 10, &setting);
	if (retval)
		return retval;

	if (setting != 1)
		return -EINVAL;

	retval = synaptics_rmi4_reg_read(rmi4_data,
			rmi4_data->f01_ctrl_base_addr,
			&device_ctrl,
			sizeof(device_ctrl));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to restore no sleep setting\n",
				__func__);
		return retval;
	}

	device_ctrl = device_ctrl & ~NO_SLEEP_ON;
	device_ctrl |= rmi4_data->no_sleep_setting;

	retval = synaptics_rmi4_reg_write(rmi4_data,
			rmi4_data->f01_ctrl_base_addr,
			&device_ctrl,
			sizeof(device_ctrl));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to restore no sleep setting\n",
				__func__);
		return retval;
	}

	if ((f54->query.has_query13) &&
			(f54->query_13.has_ctrl86)) {
		retval = synaptics_rmi4_reg_write(rmi4_data,
				f54->control.reg_86->address,
				f54->control.reg_86->data,
				sizeof(f54->control.reg_86->data));
		if (retval < 0) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Failed to restore sense display ratio\n",
					__func__);
			return retval;
		}
	}

	test_set_interrupt(false);

	if (f54->skip_preparation)
		return count;

	switch (f54->report_type) {
	case F54_16BIT_IMAGE:
	case F54_RAW_16BIT_IMAGE:
	case F54_SENSOR_SPEED:
	case F54_ADC_RANGE:
	case F54_ABS_RAW_CAP:
	case F54_ABS_DELTA_CAP:
	case F54_ABS_HYBRID_DELTA_CAP:
	case F54_ABS_HYBRID_RAW_CAP:
		break;
	case F54_AMP_RAW_ADC:
		if (f54->query_49.has_ctrl188) {
			retval = synaptics_rmi4_reg_read(rmi4_data,
					f54->control.reg_188->address,
					f54->control.reg_188->data,
					sizeof(f54->control.reg_188->data));
			if (retval < 0) {
				dev_err(rmi4_data->pdev->dev.parent,
						"%s: Failed to set start production test\n",
						__func__);
				return retval;
			}
			f54->control.reg_188->start_production_test = 0;
			retval = synaptics_rmi4_reg_write(rmi4_data,
					f54->control.reg_188->address,
					f54->control.reg_188->data,
					sizeof(f54->control.reg_188->data));
			if (retval < 0) {
				dev_err(rmi4_data->pdev->dev.parent,
						"%s: Failed to set start production test\n",
						__func__);
				return retval;
			}
		}
		break;
	default:
		rmi4_data->reset_device(rmi4_data, false);
	}

	return count;
}

static ssize_t test_sysfs_do_afe_calibration_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	int retval;
	unsigned long setting;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = sstrtoul(buf, 10, &setting);
	if (retval)
		return retval;

	if (!f54->query_49.has_ctrl188) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: F54_ANALOG_Ctrl188 not found\n",
				__func__);
		return -EINVAL;
	}

	if (setting == 0 || setting == 1)
		retval = test_do_afe_calibration((enum f54_afe_cal)setting);
	else
		return -EINVAL;

	if (retval)
		return retval;
	else
		return count;
}

static ssize_t test_sysfs_report_type_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	return snprintf(buf, PAGE_SIZE, "%u\n", f54->report_type);
}

static ssize_t test_sysfs_report_type_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	int retval;
	unsigned char data;
	unsigned long setting;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = sstrtoul(buf, 10, &setting);
	if (retval)
		return retval;

	mutex_lock(&f54->status_mutex);

	retval = test_check_for_idle_status();
	if (retval < 0)
		goto exit;

	if (!test_report_type_valid((enum f54_report_types)setting)) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Report type not supported by driver\n",
				__func__);
		retval = -EINVAL;
		goto exit;
	}

	f54->report_type = (enum f54_report_types)setting;
	data = (unsigned char)setting;
	retval = synaptics_rmi4_reg_write(rmi4_data,
			f54->data_base_addr,
			&data,
			sizeof(data));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to write report type\n",
				__func__);
		goto exit;
	}

	retval = count;

exit:
	mutex_unlock(&f54->status_mutex);

	return retval;
}

static ssize_t test_sysfs_fifoindex_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	int retval;
	unsigned char data[2];
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = synaptics_rmi4_reg_read(rmi4_data,
			f54->data_base_addr + REPORT_INDEX_OFFSET,
			data,
			sizeof(data));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read report index\n",
				__func__);
		return retval;
	}

	batohs(&f54->fifoindex, data);

	return snprintf(buf, PAGE_SIZE, "%u\n", f54->fifoindex);
}

static ssize_t test_sysfs_fifoindex_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	int retval;
	unsigned char data[2];
	unsigned long setting;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = sstrtoul(buf, 10, &setting);
	if (retval)
		return retval;

	f54->fifoindex = setting;

	hstoba(data, (unsigned short)setting);

	retval = synaptics_rmi4_reg_write(rmi4_data,
			f54->data_base_addr + REPORT_INDEX_OFFSET,
			data,
			sizeof(data));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to write report index\n",
				__func__);
		return retval;
	}

	return count;
}

static ssize_t test_sysfs_no_auto_cal_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	return snprintf(buf, PAGE_SIZE, "%u\n", f54->no_auto_cal);
}

static ssize_t test_sysfs_no_auto_cal_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	int retval;
	unsigned char data;
	unsigned long setting;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = sstrtoul(buf, 10, &setting);
	if (retval)
		return retval;

	if (setting > 1)
		return -EINVAL;

	retval = synaptics_rmi4_reg_read(rmi4_data,
			f54->control_base_addr,
			&data,
			sizeof(data));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read no auto cal setting\n",
				__func__);
		return retval;
	}

	if (setting)
		data |= CONTROL_NO_AUTO_CAL;
	else
		data &= ~CONTROL_NO_AUTO_CAL;

	retval = synaptics_rmi4_reg_write(rmi4_data,
			f54->control_base_addr,
			&data,
			sizeof(data));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to write no auto cal setting\n",
				__func__);
		return retval;
	}

	f54->no_auto_cal = (setting == 1);

	return count;
}

static ssize_t test_sysfs_read_report_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	unsigned int ii;
	unsigned int jj;
	int cnt;
	int count = 0;
	int tx_num = f54->tx_assigned;
	int rx_num = f54->rx_assigned;
	char *report_data_8;
	short *report_data_16;
	int *report_data_32;
	unsigned short *report_data_u16;
	unsigned int *report_data_u32;

	switch (f54->report_type) {
	case F54_8BIT_IMAGE:
		report_data_8 = (char *)f54->report_data;
		for (ii = 0; ii < f54->report_size; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "%03d: %d\n",
					ii, *report_data_8);
			report_data_8++;
			buf += cnt;
			count += cnt;
		}
		break;
	case F54_AMP_RAW_ADC:
		report_data_u16 = (unsigned short *)f54->report_data;
		cnt = snprintf(buf, PAGE_SIZE - count, "tx = %d\nrx = %d\n",
				tx_num, rx_num);
		buf += cnt;
		count += cnt;

		for (ii = 0; ii < tx_num; ii++) {
			for (jj = 0; jj < (rx_num - 1); jj++) {
				cnt = snprintf(buf, PAGE_SIZE - count, "%-4d ",
						*report_data_u16);
				report_data_u16++;
				buf += cnt;
				count += cnt;
			}
			cnt = snprintf(buf, PAGE_SIZE - count, "%-4d\n",
					*report_data_u16);
			report_data_u16++;
			buf += cnt;
			count += cnt;
		}
		break;
	case F54_16BIT_IMAGE:
	case F54_RAW_16BIT_IMAGE:
	case F54_TRUE_BASELINE:
	case F54_FULL_RAW_CAP:
	case F54_FULL_RAW_CAP_NO_RX_COUPLING:
	case F54_SENSOR_SPEED:
	case F54_AMP_FULL_RAW_CAP:
		report_data_16 = (short *)f54->report_data;
		cnt = snprintf(buf, PAGE_SIZE - count, "tx = %d\nrx = %d\n",
				tx_num, rx_num);
		buf += cnt;
		count += cnt;

		for (ii = 0; ii < tx_num; ii++) {
			for (jj = 0; jj < (rx_num - 1); jj++) {
				cnt = snprintf(buf, PAGE_SIZE - count, "%-4d ",
						*report_data_16);
				report_data_16++;
				buf += cnt;
				count += cnt;
			}
			cnt = snprintf(buf, PAGE_SIZE - count, "%-4d\n",
					*report_data_16);
			report_data_16++;
			buf += cnt;
			count += cnt;
		}
		break;
	case F54_HIGH_RESISTANCE:
	case F54_FULL_RAW_CAP_MIN_MAX:
		report_data_16 = (short *)f54->report_data;
		for (ii = 0; ii < f54->report_size; ii += 2) {
			cnt = snprintf(buf, PAGE_SIZE - count, "%03d: %d\n",
					ii / 2, *report_data_16);
			report_data_16++;
			buf += cnt;
			count += cnt;
		}
		break;
	case F54_ABS_RAW_CAP:
		report_data_u32 = (unsigned int *)f54->report_data;
		cnt = snprintf(buf, PAGE_SIZE - count, "rx ");
		buf += cnt;
		count += cnt;
		for (ii = 0; ii < rx_num; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "     %2d", ii);
			buf += cnt;
			count += cnt;
		}
		cnt = snprintf(buf, PAGE_SIZE - count, "\n");
		buf += cnt;
		count += cnt;

		cnt = snprintf(buf, PAGE_SIZE - count, "   ");
		buf += cnt;
		count += cnt;
		for (ii = 0; ii < rx_num; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "  %5u",
					*report_data_u32);
			report_data_u32++;
			buf += cnt;
			count += cnt;
		}
		cnt = snprintf(buf, PAGE_SIZE - count, "\n");
		buf += cnt;
		count += cnt;

		cnt = snprintf(buf, PAGE_SIZE - count, "tx ");
		buf += cnt;
		count += cnt;
		for (ii = 0; ii < tx_num; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "     %2d", ii);
			buf += cnt;
			count += cnt;
		}
		cnt = snprintf(buf, PAGE_SIZE - count, "\n");
		buf += cnt;
		count += cnt;

		cnt = snprintf(buf, PAGE_SIZE - count, "   ");
		buf += cnt;
		count += cnt;
		for (ii = 0; ii < tx_num; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "  %5u",
					*report_data_u32);
			report_data_u32++;
			buf += cnt;
			count += cnt;
		}
		cnt = snprintf(buf, PAGE_SIZE - count, "\n");
		buf += cnt;
		count += cnt;
		break;
	case F54_ABS_DELTA_CAP:
	case F54_ABS_HYBRID_DELTA_CAP:
	case F54_ABS_HYBRID_RAW_CAP:
		report_data_32 = (int *)f54->report_data;
		cnt = snprintf(buf, PAGE_SIZE - count, "rx ");
		buf += cnt;
		count += cnt;
		for (ii = 0; ii < rx_num; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "     %2d", ii);
			buf += cnt;
			count += cnt;
		}
		cnt = snprintf(buf, PAGE_SIZE - count, "\n");
		buf += cnt;
		count += cnt;

		cnt = snprintf(buf, PAGE_SIZE - count, "   ");
		buf += cnt;
		count += cnt;
		for (ii = 0; ii < rx_num; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "  %5d",
					*report_data_32);
			report_data_32++;
			buf += cnt;
			count += cnt;
		}
		cnt = snprintf(buf, PAGE_SIZE - count, "\n");
		buf += cnt;
		count += cnt;

		cnt = snprintf(buf, PAGE_SIZE - count, "tx ");
		buf += cnt;
		count += cnt;
		for (ii = 0; ii < tx_num; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "     %2d", ii);
			buf += cnt;
			count += cnt;
		}
		cnt = snprintf(buf, PAGE_SIZE - count, "\n");
		buf += cnt;
		count += cnt;

		cnt = snprintf(buf, PAGE_SIZE - count, "   ");
		buf += cnt;
		count += cnt;
		for (ii = 0; ii < tx_num; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "  %5d",
					*report_data_32);
			report_data_32++;
			buf += cnt;
			count += cnt;
		}
		cnt = snprintf(buf, PAGE_SIZE - count, "\n");
		buf += cnt;
		count += cnt;
		break;
	default:
		for (ii = 0; ii < f54->report_size; ii++) {
			cnt = snprintf(buf, PAGE_SIZE - count, "%03d: 0x%02x\n",
					ii, f54->report_data[ii]);
			buf += cnt;
			count += cnt;
		}
	}

	snprintf(buf, PAGE_SIZE - count, "\n");
	count++;

	return count;
}

static ssize_t test_sysfs_read_report_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	int retval;
	unsigned char timeout = GET_REPORT_TIMEOUT_S * 10;
	unsigned char timeout_count;
	const char cmd[] = {'1', 0};
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = test_sysfs_report_type_store(dev, attr, buf, count);
	if (retval < 0)
		goto exit;

	retval = test_sysfs_do_preparation_store(dev, attr, cmd, 1);
	if (retval < 0)
		goto exit;

	retval = test_sysfs_get_report_store(dev, attr, cmd, 1);
	if (retval < 0)
		goto exit;

	timeout_count = 0;
	do {
		if (f54->status != STATUS_BUSY)
			break;
		msleep(100);
		timeout_count++;
	} while (timeout_count < timeout);

	if ((f54->status != STATUS_IDLE) || (f54->report_size == 0)) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read report\n",
				__func__);
		retval = -EINVAL;
		goto exit;
	}

	retval = test_sysfs_resume_touch_store(dev, attr, cmd, 1);
	if (retval < 0)
		goto exit;

	return count;

exit:
	rmi4_data->reset_device(rmi4_data, false);

	return retval;
}

static ssize_t test_sysfs_data_read(struct file *data_file,
		struct kobject *kobj, struct bin_attribute *attributes,
		char *buf, loff_t pos, size_t count)
{
	int retval;
	unsigned int read_size;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	mutex_lock(&f54->status_mutex);

	retval = test_check_for_idle_status();
	if (retval < 0)
		goto exit;

	if (!f54->report_data) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Report type %d data not available\n",
				__func__, f54->report_type);
		retval = -EINVAL;
		goto exit;
	}

	if ((f54->data_pos + count) > f54->report_size)
		read_size = f54->report_size - f54->data_pos;
	else
		read_size = min_t(unsigned int, count, f54->report_size);

	retval = secure_memcpy(buf, count, f54->report_data + f54->data_pos,
			f54->data_buffer_size - f54->data_pos, read_size);
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to copy report data\n",
				__func__);
		goto exit;
	}
	f54->data_pos += read_size;
	retval = read_size;

exit:
	mutex_unlock(&f54->status_mutex);

	return retval;
}

static void test_report_work(struct work_struct *work)
{
	int retval;
	unsigned char report_index[2];
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	mutex_lock(&f54->status_mutex);

	if (f54->status != STATUS_BUSY) {
		retval = STATUS_ERROR;
		goto exit;
	}

	retval = test_wait_for_command_completion();
	if (retval < 0) {
		retval = STATUS_ERROR;
		goto exit;
	}

	test_set_report_size();
	if (f54->report_size == 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Report data size = 0\n",
				__func__);
		retval = STATUS_ERROR;
		goto exit;
	}

	if (f54->data_buffer_size < f54->report_size) {
		if (f54->data_buffer_size)
			kfree(f54->report_data);
		f54->report_data = kzalloc(f54->report_size, GFP_KERNEL);
		if (!f54->report_data) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Failed to alloc mem for data buffer\n",
					__func__);
			f54->data_buffer_size = 0;
			retval = STATUS_ERROR;
			goto exit;
		}
		f54->data_buffer_size = f54->report_size;
	}

	report_index[0] = 0;
	report_index[1] = 0;

	retval = synaptics_rmi4_reg_write(rmi4_data,
			f54->data_base_addr + REPORT_INDEX_OFFSET,
			report_index,
			sizeof(report_index));
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to write report data index\n",
				__func__);
		retval = STATUS_ERROR;
		goto exit;
	}

	retval = synaptics_rmi4_reg_read(rmi4_data,
			f54->data_base_addr + REPORT_DATA_OFFSET,
			f54->report_data,
			f54->report_size);
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read report data\n",
				__func__);
		retval = STATUS_ERROR;
		goto exit;
	}

	retval = STATUS_IDLE;

exit:
	mutex_unlock(&f54->status_mutex);

	if (retval == STATUS_ERROR)
		f54->report_size = 0;

	f54->status = retval;

	return;
}

static void test_remove_sysfs(void)
{
	sysfs_remove_group(f54->sysfs_dir, &attr_group);
	sysfs_remove_bin_file(f54->sysfs_dir, &test_report_data);
	kobject_put(f54->sysfs_dir);

	return;
}

static int test_set_sysfs(void)
{
	int retval;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	f54->sysfs_dir = kobject_create_and_add(SYSFS_FOLDER_NAME,
			&rmi4_data->input_dev->dev.kobj);
	if (!f54->sysfs_dir) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to create sysfs directory\n",
				__func__);
		goto exit_directory;
	}

	retval = sysfs_create_bin_file(f54->sysfs_dir, &test_report_data);
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to create sysfs bin file\n",
				__func__);
		goto exit_bin_file;
	}

	retval = sysfs_create_group(f54->sysfs_dir, &attr_group);
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to create sysfs attributes\n",
				__func__);
		goto exit_attributes;
	}

	return 0;

exit_attributes:
	sysfs_remove_group(f54->sysfs_dir, &attr_group);
	sysfs_remove_bin_file(f54->sysfs_dir, &test_report_data);

exit_bin_file:
	kobject_put(f54->sysfs_dir);

exit_directory:
	return -ENODEV;
}

static void test_free_control_mem(void)
{
	struct f54_control control = f54->control;

	kfree(control.reg_7);
	kfree(control.reg_41);
	kfree(control.reg_57);
	kfree(control.reg_86);
	kfree(control.reg_88);
	kfree(control.reg_110);
	kfree(control.reg_149);
	kfree(control.reg_188);

	return;
}

static void test_set_data(void)
{
	unsigned short reg_addr;

	reg_addr = f54->data_base_addr + REPORT_DATA_OFFSET + 1;

	/* data 4 */
	if (f54->query.has_sense_frequency_control)
		reg_addr++;

	/* data 5 reserved */

	/* data 6 */
	if (f54->query.has_interference_metric)
		reg_addr += 2;

	/* data 7 */
	if (f54->query.has_one_byte_report_rate |
			f54->query.has_two_byte_report_rate)
		reg_addr++;
	if (f54->query.has_two_byte_report_rate)
		reg_addr++;

	/* data 8 */
	if (f54->query.has_variance_metric)
		reg_addr += 2;

	/* data 9 */
	if (f54->query.has_multi_metric_state_machine)
		reg_addr += 2;

	/* data 10 */
	if (f54->query.has_multi_metric_state_machine |
			f54->query.has_noise_state)
		reg_addr++;

	/* data 11 */
	if (f54->query.has_status)
		reg_addr++;

	/* data 12 */
	if (f54->query.has_slew_metric)
		reg_addr += 2;

	/* data 13 */
	if (f54->query.has_multi_metric_state_machine)
		reg_addr += 2;

	/* data 14 */
	if (f54->query_13.has_cidim)
		reg_addr++;

	/* data 15 */
	if (f54->query_13.has_rail_im)
		reg_addr++;

	/* data 16 */
	if (f54->query_13.has_noise_mitigation_enhancement)
		reg_addr++;

	/* data 17 */
	if (f54->query_16.has_data17)
		reg_addr++;

	/* data 18 */
	if (f54->query_21.has_query24_data18)
		reg_addr++;

	/* data 19 */
	if (f54->query_21.has_data19)
		reg_addr++;

	/* data_20 */
	if (f54->query_25.has_ctrl109)
		reg_addr++;

	/* data 21 */
	if (f54->query_27.has_data21)
		reg_addr++;

	/* data 22 */
	if (f54->query_27.has_data22)
		reg_addr++;

	/* data 23 */
	if (f54->query_29.has_data23)
		reg_addr++;

	/* data 24 */
	if (f54->query_32.has_data24)
		reg_addr++;

	/* data 25 */
	if (f54->query_35.has_data25)
		reg_addr++;

	/* data 26 */
	if (f54->query_35.has_data26)
		reg_addr++;

	/* data 27 */
	if (f54->query_46.has_data27)
		reg_addr++;

	/* data 28 */
	if (f54->query_46.has_data28)
		reg_addr++;

	/* data 29 30 reserved */

	/* data 31 */
	if (f54->query_49.has_data31) {
		f54->data_31.address = reg_addr;
		reg_addr++;
	}

	return;
}

static int test_set_controls(void)
{
	int retval;
	unsigned char length;
	unsigned char num_of_sensing_freqs;
	unsigned short reg_addr = f54->control_base_addr;
	struct f54_control *control = &f54->control;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	num_of_sensing_freqs = f54->query.number_of_sensing_frequencies;

	/* control 0 */
	reg_addr += CONTROL_0_SIZE;

	/* control 1 */
	if ((f54->query.touch_controller_family == 0) ||
			(f54->query.touch_controller_family == 1))
		reg_addr += CONTROL_1_SIZE;

	/* control 2 */
	reg_addr += CONTROL_2_SIZE;

	/* control 3 */
	if (f54->query.has_pixel_touch_threshold_adjustment)
		reg_addr += CONTROL_3_SIZE;

	/* controls 4 5 6 */
	if ((f54->query.touch_controller_family == 0) ||
			(f54->query.touch_controller_family == 1))
		reg_addr += CONTROL_4_6_SIZE;

	/* control 7 */
	if (f54->query.touch_controller_family == 1) {
		control->reg_7 = kzalloc(sizeof(*(control->reg_7)),
				GFP_KERNEL);
		if (!control->reg_7)
			goto exit_no_mem;
		control->reg_7->address = reg_addr;
		reg_addr += CONTROL_7_SIZE;
	}

	/* controls 8 9 */
	if ((f54->query.touch_controller_family == 0) ||
			(f54->query.touch_controller_family == 1))
		reg_addr += CONTROL_8_9_SIZE;

	/* control 10 */
	if (f54->query.has_interference_metric)
		reg_addr += CONTROL_10_SIZE;

	/* control 11 */
	if (f54->query.has_ctrl11)
		reg_addr += CONTROL_11_SIZE;

	/* controls 12 13 */
	if (f54->query.has_relaxation_control)
		reg_addr += CONTROL_12_13_SIZE;

	/* controls 14 15 16 */
	if (f54->query.has_sensor_assignment) {
		reg_addr += CONTROL_14_SIZE;
		reg_addr += CONTROL_15_SIZE * f54->query.num_of_rx_electrodes;
		reg_addr += CONTROL_16_SIZE * f54->query.num_of_tx_electrodes;
	}

	/* controls 17 18 19 */
	if (f54->query.has_sense_frequency_control) {
		reg_addr += CONTROL_17_SIZE * num_of_sensing_freqs;
		reg_addr += CONTROL_18_SIZE * num_of_sensing_freqs;
		reg_addr += CONTROL_19_SIZE * num_of_sensing_freqs;
	}

	/* control 20 */
	reg_addr += CONTROL_20_SIZE;

	/* control 21 */
	if (f54->query.has_sense_frequency_control)
		reg_addr += CONTROL_21_SIZE;

	/* controls 22 23 24 25 26 */
	if (f54->query.has_firmware_noise_mitigation)
		reg_addr += CONTROL_22_26_SIZE;

	/* control 27 */
	if (f54->query.has_iir_filter)
		reg_addr += CONTROL_27_SIZE;

	/* control 28 */
	if (f54->query.has_firmware_noise_mitigation)
		reg_addr += CONTROL_28_SIZE;

	/* control 29 */
	if (f54->query.has_cmn_removal)
		reg_addr += CONTROL_29_SIZE;

	/* control 30 */
	if (f54->query.has_cmn_maximum)
		reg_addr += CONTROL_30_SIZE;

	/* control 31 */
	if (f54->query.has_touch_hysteresis)
		reg_addr += CONTROL_31_SIZE;

	/* controls 32 33 34 35 */
	if (f54->query.has_edge_compensation)
		reg_addr += CONTROL_32_35_SIZE;

	/* control 36 */
	if ((f54->query.curve_compensation_mode == 1) ||
			(f54->query.curve_compensation_mode == 2)) {
		if (f54->query.curve_compensation_mode == 1) {
			length = max(f54->query.num_of_rx_electrodes,
					f54->query.num_of_tx_electrodes);
		} else if (f54->query.curve_compensation_mode == 2) {
			length = f54->query.num_of_rx_electrodes;
		}
		reg_addr += CONTROL_36_SIZE * length;
	}

	/* control 37 */
	if (f54->query.curve_compensation_mode == 2)
		reg_addr += CONTROL_37_SIZE * f54->query.num_of_tx_electrodes;

	/* controls 38 39 40 */
	if (f54->query.has_per_frequency_noise_control) {
		reg_addr += CONTROL_38_SIZE * num_of_sensing_freqs;
		reg_addr += CONTROL_39_SIZE * num_of_sensing_freqs;
		reg_addr += CONTROL_40_SIZE * num_of_sensing_freqs;
	}

	/* control 41 */
	if (f54->query.has_signal_clarity) {
		control->reg_41 = kzalloc(sizeof(*(control->reg_41)),
				GFP_KERNEL);
		if (!control->reg_41)
			goto exit_no_mem;
		control->reg_41->address = reg_addr;
		reg_addr += CONTROL_41_SIZE;
	}

	/* control 42 */
	if (f54->query.has_variance_metric)
		reg_addr += CONTROL_42_SIZE;

	/* controls 43 44 45 46 47 48 49 50 51 52 53 54 */
	if (f54->query.has_multi_metric_state_machine)
		reg_addr += CONTROL_43_54_SIZE;

	/* controls 55 56 */
	if (f54->query.has_0d_relaxation_control)
		reg_addr += CONTROL_55_56_SIZE;

	/* control 57 */
	if (f54->query.has_0d_acquisition_control) {
		control->reg_57 = kzalloc(sizeof(*(control->reg_57)),
				GFP_KERNEL);
		if (!control->reg_57)
			goto exit_no_mem;
		control->reg_57->address = reg_addr;
		reg_addr += CONTROL_57_SIZE;
	}

	/* control 58 */
	if (f54->query.has_0d_acquisition_control)
		reg_addr += CONTROL_58_SIZE;

	/* control 59 */
	if (f54->query.has_h_blank)
		reg_addr += CONTROL_59_SIZE;

	/* controls 60 61 62 */
	if ((f54->query.has_h_blank) ||
			(f54->query.has_v_blank) ||
			(f54->query.has_long_h_blank))
		reg_addr += CONTROL_60_62_SIZE;

	/* control 63 */
	if ((f54->query.has_h_blank) ||
			(f54->query.has_v_blank) ||
			(f54->query.has_long_h_blank) ||
			(f54->query.has_slew_metric) ||
			(f54->query.has_slew_option) ||
			(f54->query.has_noise_mitigation2))
		reg_addr += CONTROL_63_SIZE;

	/* controls 64 65 66 67 */
	if (f54->query.has_h_blank)
		reg_addr += CONTROL_64_67_SIZE * 7;
	else if ((f54->query.has_v_blank) ||
			(f54->query.has_long_h_blank))
		reg_addr += CONTROL_64_67_SIZE;

	/* controls 68 69 70 71 72 73 */
	if ((f54->query.has_h_blank) ||
			(f54->query.has_v_blank) ||
			(f54->query.has_long_h_blank))
		reg_addr += CONTROL_68_73_SIZE;

	/* control 74 */
	if (f54->query.has_slew_metric)
		reg_addr += CONTROL_74_SIZE;

	/* control 75 */
	if (f54->query.has_enhanced_stretch)
		reg_addr += CONTROL_75_SIZE * num_of_sensing_freqs;

	/* control 76 */
	if (f54->query.has_startup_fast_relaxation)
		reg_addr += CONTROL_76_SIZE;

	/* controls 77 78 */
	if (f54->query.has_esd_control)
		reg_addr += CONTROL_77_78_SIZE;

	/* controls 79 80 81 82 83 */
	if (f54->query.has_noise_mitigation2)
		reg_addr += CONTROL_79_83_SIZE;

	/* controls 84 85 */
	if (f54->query.has_energy_ratio_relaxation)
		reg_addr += CONTROL_84_85_SIZE;

	/* control 86 */
	if (f54->query_13.has_ctrl86) {
		control->reg_86 = kzalloc(sizeof(*(control->reg_86)),
				GFP_KERNEL);
		if (!control->reg_86)
			goto exit_no_mem;
		control->reg_86->address = reg_addr;
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->control.reg_86->address,
				f54->control.reg_86->data,
				sizeof(f54->control.reg_86->data));
		if (retval < 0) {
			dev_err(rmi4_data->pdev->dev.parent,
					"%s: Failed to read sense display ratio\n",
					__func__);
			return retval;
		}
		reg_addr += CONTROL_86_SIZE;
	}

	/* control 87 */
	if (f54->query_13.has_ctrl87)
		reg_addr += CONTROL_87_SIZE;

	/* control 88 */
	if (f54->query.has_ctrl88) {
		control->reg_88 = kzalloc(sizeof(*(control->reg_88)),
				GFP_KERNEL);
		if (!control->reg_88)
			goto exit_no_mem;
		control->reg_88->address = reg_addr;
		reg_addr += CONTROL_88_SIZE;
	}

	/* control 89 */
	if (f54->query_13.has_cidim ||
			f54->query_13.has_noise_mitigation_enhancement ||
			f54->query_13.has_rail_im)
		reg_addr += CONTROL_89_SIZE;

	/* control 90 */
	if (f54->query_15.has_ctrl90)
		reg_addr += CONTROL_90_SIZE;

	/* control 91 */
	if (f54->query_21.has_ctrl91)
		reg_addr += CONTROL_91_SIZE;

	/* control 92 */
	if (f54->query_16.has_ctrl92)
		reg_addr += CONTROL_92_SIZE;

	/* control 93 */
	if (f54->query_16.has_ctrl93)
		reg_addr += CONTROL_93_SIZE;

	/* control 94 */
	if (f54->query_16.has_ctrl94_query18)
		reg_addr += CONTROL_94_SIZE;

	/* control 95 */
	if (f54->query_16.has_ctrl95_query19)
		reg_addr += CONTROL_95_SIZE;

	/* control 96 */
	if (f54->query_21.has_ctrl96)
		reg_addr += CONTROL_96_SIZE;

	/* control 97 */
	if (f54->query_21.has_ctrl97)
		reg_addr += CONTROL_97_SIZE;

	/* control 98 */
	if (f54->query_21.has_ctrl98)
		reg_addr += CONTROL_98_SIZE;

	/* control 99 */
	if (f54->query.touch_controller_family == 2)
		reg_addr += CONTROL_99_SIZE;

	/* control 100 */
	if (f54->query_16.has_ctrl100)
		reg_addr += CONTROL_100_SIZE;

	/* control 101 */
	if (f54->query_22.has_ctrl101)
		reg_addr += CONTROL_101_SIZE;


	/* control 102 */
	if (f54->query_23.has_ctrl102)
		reg_addr += CONTROL_102_SIZE;

	/* control 103 */
	if (f54->query_22.has_ctrl103_query26) {
		f54->skip_preparation = true;
		reg_addr += CONTROL_103_SIZE;
	}

	/* control 104 */
	if (f54->query_22.has_ctrl104)
		reg_addr += CONTROL_104_SIZE;

	/* control 105 */
	if (f54->query_22.has_ctrl105)
		reg_addr += CONTROL_105_SIZE;

	/* control 106 */
	if (f54->query_25.has_ctrl106)
		reg_addr += CONTROL_106_SIZE;

	/* control 107 */
	if (f54->query_25.has_ctrl107)
		reg_addr += CONTROL_107_SIZE;

	/* control 108 */
	if (f54->query_25.has_ctrl108)
		reg_addr += CONTROL_108_SIZE;

	/* control 109 */
	if (f54->query_25.has_ctrl109)
		reg_addr += CONTROL_109_SIZE;

	/* control 110 */
	if (f54->query_27.has_ctrl110) {
		control->reg_110 = kzalloc(sizeof(*(control->reg_110)),
				GFP_KERNEL);
		if (!control->reg_110)
			goto exit_no_mem;
		control->reg_110->address = reg_addr;
		reg_addr += CONTROL_110_SIZE;
	}

	/* control 111 */
	if (f54->query_27.has_ctrl111)
		reg_addr += CONTROL_111_SIZE;

	/* control 112 */
	if (f54->query_27.has_ctrl112)
		reg_addr += CONTROL_112_SIZE;

	/* control 113 */
	if (f54->query_27.has_ctrl113)
		reg_addr += CONTROL_113_SIZE;

	/* control 114 */
	if (f54->query_27.has_ctrl114)
		reg_addr += CONTROL_114_SIZE;

	/* control 115 */
	if (f54->query_29.has_ctrl115)
		reg_addr += CONTROL_115_SIZE;

	/* control 116 */
	if (f54->query_29.has_ctrl116)
		reg_addr += CONTROL_116_SIZE;

	/* control 117 */
	if (f54->query_29.has_ctrl117)
		reg_addr += CONTROL_117_SIZE;

	/* control 118 */
	if (f54->query_30.has_ctrl118)
		reg_addr += CONTROL_118_SIZE;

	/* control 119 */
	if (f54->query_30.has_ctrl119)
		reg_addr += CONTROL_119_SIZE;

	/* control 120 */
	if (f54->query_30.has_ctrl120)
		reg_addr += CONTROL_120_SIZE;

	/* control 121 */
	if (f54->query_30.has_ctrl121)
		reg_addr += CONTROL_121_SIZE;

	/* control 122 */
	if (f54->query_30.has_ctrl122_query31)
		reg_addr += CONTROL_122_SIZE;

	/* control 123 */
	if (f54->query_30.has_ctrl123)
		reg_addr += CONTROL_123_SIZE;

	/* control 124 reserved */

	/* control 125 */
	if (f54->query_32.has_ctrl125)
		reg_addr += CONTROL_125_SIZE;

	/* control 126 */
	if (f54->query_32.has_ctrl126)
		reg_addr += CONTROL_126_SIZE;

	/* control 127 */
	if (f54->query_32.has_ctrl127)
		reg_addr += CONTROL_127_SIZE;

	/* controls 128 129 130 131 reserved */

	/* control 132 */
	if (f54->query_33.has_ctrl132)
		reg_addr += CONTROL_132_SIZE;

	/* control 133 */
	if (f54->query_33.has_ctrl133)
		reg_addr += CONTROL_133_SIZE;

	/* control 134 */
	if (f54->query_33.has_ctrl134)
		reg_addr += CONTROL_134_SIZE;

	/* controls 135 136 reserved */

	/* control 137 */
	if (f54->query_35.has_ctrl137)
		reg_addr += CONTROL_137_SIZE;

	/* control 138 */
	if (f54->query_35.has_ctrl138)
		reg_addr += CONTROL_138_SIZE;

	/* control 139 */
	if (f54->query_35.has_ctrl139)
		reg_addr += CONTROL_139_SIZE;

	/* control 140 */
	if (f54->query_35.has_ctrl140)
		reg_addr += CONTROL_140_SIZE;

	/* control 141 reserved */

	/* control 142 */
	if (f54->query_36.has_ctrl142)
		reg_addr += CONTROL_142_SIZE;

	/* control 143 */
	if (f54->query_36.has_ctrl143)
		reg_addr += CONTROL_143_SIZE;

	/* control 144 */
	if (f54->query_36.has_ctrl144)
		reg_addr += CONTROL_144_SIZE;

	/* control 145 */
	if (f54->query_36.has_ctrl145)
		reg_addr += CONTROL_145_SIZE;

	/* control 146 */
	if (f54->query_36.has_ctrl146)
		reg_addr += CONTROL_146_SIZE;

	/* control 147 */
	if (f54->query_38.has_ctrl147)
		reg_addr += CONTROL_147_SIZE;

	/* control 148 */
	if (f54->query_38.has_ctrl148)
		reg_addr += CONTROL_148_SIZE;

	/* control 149 */
	if (f54->query_38.has_ctrl149) {
		control->reg_149 = kzalloc(sizeof(*(control->reg_149)),
				GFP_KERNEL);
		if (!control->reg_149)
			goto exit_no_mem;
		control->reg_149->address = reg_addr;
		reg_addr += CONTROL_149_SIZE;
	}

	/* controls 150 to 162 reserved */

	/* control 163 */
	if (f54->query_40.has_ctrl163_query41)
		reg_addr += CONTROL_163_SIZE;

	/* control 164 reserved */

	/* control 165 */
	if (f54->query_40.has_ctrl165_query42)
		reg_addr += CONTROL_165_SIZE;

	/* control 166 reserved */

	/* control 167 */
	if (f54->query_40.has_ctrl167)
		reg_addr += CONTROL_167_SIZE;

	/* controls 168 to 175 reserved */

	/* control 176 */
	if (f54->query_46.has_ctrl176)
		reg_addr += CONTROL_176_SIZE;

	/* controls 177 178 reserved */

	/* control 179 */
	if (f54->query_46.has_ctrl179)
		reg_addr += CONTROL_179_SIZE;

	/* controls 180 to 187 reserved */

	/* control 188 */
	if (f54->query_49.has_ctrl188) {
		control->reg_188 = kzalloc(sizeof(*(control->reg_188)),
				GFP_KERNEL);
		if (!control->reg_188)
			goto exit_no_mem;
		control->reg_188->address = reg_addr;
		reg_addr += CONTROL_188_SIZE;
	}

	return 0;

exit_no_mem:
	dev_err(rmi4_data->pdev->dev.parent,
			"%s: Failed to alloc mem for control registers\n",
			__func__);
	return -ENOMEM;
}

static int test_set_queries(void)
{
	int retval;
	unsigned char offset;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = synaptics_rmi4_reg_read(rmi4_data,
			f54->query_base_addr,
			f54->query.data,
			sizeof(f54->query.data));
	if (retval < 0)
		return retval;

	offset = sizeof(f54->query.data);

	/* query 12 */
	if (f54->query.has_sense_frequency_control == 0)
		offset -= 1;

	/* query 13 */
	if (f54->query.has_query13) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_13.data,
				sizeof(f54->query_13.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 14 */
	if (f54->query_13.has_ctrl87)
		offset += 1;

	/* query 15 */
	if (f54->query.has_query15) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_15.data,
				sizeof(f54->query_15.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 16 */
	if (f54->query_15.has_query16) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_16.data,
				sizeof(f54->query_16.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 17 */
	if (f54->query_16.has_query17)
		offset += 1;

	/* query 18 */
	if (f54->query_16.has_ctrl94_query18)
		offset += 1;

	/* query 19 */
	if (f54->query_16.has_ctrl95_query19)
		offset += 1;

	/* query 20 */
	if (f54->query_15.has_query20)
		offset += 1;

	/* query 21 */
	if (f54->query_15.has_query21) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_21.data,
				sizeof(f54->query_21.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 22 */
	if (f54->query_15.has_query22) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_22.data,
				sizeof(f54->query_22.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 23 */
	if (f54->query_22.has_query23) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_23.data,
				sizeof(f54->query_23.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 24 */
	if (f54->query_21.has_query24_data18)
		offset += 1;

	/* query 25 */
	if (f54->query_15.has_query25) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_25.data,
				sizeof(f54->query_25.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 26 */
	if (f54->query_22.has_ctrl103_query26)
		offset += 1;

	/* query 27 */
	if (f54->query_25.has_query27) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_27.data,
				sizeof(f54->query_27.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 28 */
	if (f54->query_22.has_query28)
		offset += 1;

	/* query 29 */
	if (f54->query_27.has_query29) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_29.data,
				sizeof(f54->query_29.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 30 */
	if (f54->query_29.has_query30) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_30.data,
				sizeof(f54->query_30.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 31 */
	if (f54->query_30.has_ctrl122_query31)
		offset += 1;

	/* query 32 */
	if (f54->query_30.has_query32) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_32.data,
				sizeof(f54->query_32.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 33 */
	if (f54->query_32.has_query33) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_33.data,
				sizeof(f54->query_33.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 34 */
	if (f54->query_32.has_query34)
		offset += 1;

	/* query 35 */
	if (f54->query_32.has_query35) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_35.data,
				sizeof(f54->query_35.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 36 */
	if (f54->query_33.has_query36) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_36.data,
				sizeof(f54->query_36.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 37 */
	if (f54->query_36.has_query37)
		offset += 1;

	/* query 38 */
	if (f54->query_36.has_query38) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_38.data,
				sizeof(f54->query_38.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 39 */
	if (f54->query_38.has_query39) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_39.data,
				sizeof(f54->query_39.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 40 */
	if (f54->query_39.has_query40) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_40.data,
				sizeof(f54->query_40.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 41 */
	if (f54->query_40.has_ctrl163_query41)
		offset += 1;

	/* query 42 */
	if (f54->query_40.has_ctrl165_query42)
		offset += 1;

	/* query 43 */
	if (f54->query_40.has_query43) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_43.data,
				sizeof(f54->query_43.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* queries 44 45 reserved */

	/* query 46 */
	if (f54->query_43.has_query46) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_46.data,
				sizeof(f54->query_46.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 47 */
	if (f54->query_46.has_query47) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_47.data,
				sizeof(f54->query_47.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 48 reserved */

	/* query 49 */
	if (f54->query_47.has_query49) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_49.data,
				sizeof(f54->query_49.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 50 */
	if (f54->query_49.has_query50) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_50.data,
				sizeof(f54->query_50.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 51 */
	if (f54->query_50.has_query51) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f54->query_base_addr + offset,
				f54->query_51.data,
				sizeof(f54->query_51.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	return 0;
}

static void test_f54_set_regs(struct synaptics_rmi4_data *rmi4_data,
		struct synaptics_rmi4_fn_desc *fd,
		unsigned int intr_count,
		unsigned char page)
{
	unsigned char ii;
	unsigned char intr_offset;

	f54->query_base_addr = fd->query_base_addr | (page << 8);
	f54->control_base_addr = fd->ctrl_base_addr | (page << 8);
	f54->data_base_addr = fd->data_base_addr | (page << 8);
	f54->command_base_addr = fd->cmd_base_addr | (page << 8);

	f54->intr_reg_num = (intr_count + 7) / 8;
	if (f54->intr_reg_num != 0)
		f54->intr_reg_num -= 1;

	f54->intr_mask = 0;
	intr_offset = intr_count % 8;
	for (ii = intr_offset;
			ii < (fd->intr_src_count + intr_offset);
			ii++) {
		f54->intr_mask |= 1 << ii;
	}

	return;
}

static int test_f55_set_queries(void)
{
	int retval;
	unsigned char offset;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	retval = synaptics_rmi4_reg_read(rmi4_data,
			f55->query_base_addr,
			f55->query.data,
			sizeof(f55->query.data));
	if (retval < 0)
		return retval;

	offset = sizeof(f55->query.data);

	/* query 3 */
	if (f55->query.has_single_layer_multi_touch) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f55->query_base_addr + offset,
				f55->query_3.data,
				sizeof(f55->query_3.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 4 */
	if ((f55->query.has_single_layer_multi_touch) &&
			(f55->query_3.has_ctrl9))
		offset += 1;

	/* query 5 */
	if (f55->query.has_query5) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f55->query_base_addr + offset,
				f55->query_5.data,
				sizeof(f55->query_5.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* queries 6 7 */
	if (f55->query.curve_compensation_mode == 0x3)
		offset += 2;

	/* query 8 */
	if ((f55->query.has_single_layer_multi_touch) &&
			f55->query_3.has_ctrl8)
		offset += 1;

	/* query 9 */
	if ((f55->query.has_single_layer_multi_touch) &&
			f55->query_3.has_query9)
		offset += 1;

	/* queries 10 11 12 13 14 15 16 */
	if ((f55->query.has_query5) && (f55->query_5.has_basis_function))
		offset += 7;

	/* query 17 */
	if ((f55->query.has_query5) && (f55->query_5.has_query17)) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f55->query_base_addr + offset,
				f55->query_17.data,
				sizeof(f55->query_17.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 18 */
	if ((f55->query.has_query5) &&
			(f55->query_5.has_query17) &&
			(f55->query_17.has_query18)) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f55->query_base_addr + offset,
				f55->query_18.data,
				sizeof(f55->query_18.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 22 */
	if ((f55->query.has_query5) &&
			(f55->query_5.has_query17) &&
			(f55->query_17.has_query18) &&
			(f55->query_18.has_query22)) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f55->query_base_addr + offset,
				f55->query_22.data,
				sizeof(f55->query_22.data));
		if (retval < 0)
			return retval;
		offset += 1;
	}

	/* query 23 */
	if ((f55->query.has_query5) &&
			(f55->query_5.has_query17) &&
			(f55->query_17.has_query18) &&
			(f55->query_18.has_query22) &&
			(f55->query_22.has_query23)) {
		retval = synaptics_rmi4_reg_read(rmi4_data,
				f55->query_base_addr + offset,
				f55->query_23.data,
				sizeof(f55->query_23.data));
		if (retval < 0)
			return retval;
		offset += 1;

		f55->amp_sensor = f55->query_23.amp_sensor_enabled;
		f55->size_of_column2mux = f55->query_23.size_of_column2mux;
	}

	return 0;
}

static void test_f55_init(struct synaptics_rmi4_data *rmi4_data)
{
	int retval;
	unsigned char ii;
	unsigned char rx_electrodes = f54->query.num_of_rx_electrodes;
	unsigned char tx_electrodes = f54->query.num_of_tx_electrodes;

	retval = test_f55_set_queries();
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read f55 query registers\n",
				__func__);
		return;
	}

	if (!f55->query.has_sensor_assignment)
		return;

	f55->tx_assignment = kzalloc(tx_electrodes, GFP_KERNEL);
	f55->rx_assignment = kzalloc(rx_electrodes, GFP_KERNEL);

	retval = synaptics_rmi4_reg_read(rmi4_data,
			f55->control_base_addr + SENSOR_TX_MAPPING_OFFSET,
			f55->tx_assignment,
			tx_electrodes);
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read f55 tx assignment\n",
				__func__);
		return;
	}

	retval = synaptics_rmi4_reg_read(rmi4_data,
			f55->control_base_addr + SENSOR_RX_MAPPING_OFFSET,
			f55->rx_assignment,
			rx_electrodes);
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read f55 rx assignment\n",
				__func__);
		return;
	}

	f54->tx_assigned = 0;
	for (ii = 0; ii < tx_electrodes; ii++) {
		if (f55->tx_assignment[ii] != 0xff)
			f54->tx_assigned++;
	}

	f54->rx_assigned = 0;
	for (ii = 0; ii < rx_electrodes; ii++) {
		if (f55->rx_assignment[ii] != 0xff)
			f54->rx_assigned++;
	}

	if (f55->amp_sensor) {
		f54->tx_assigned = f55->size_of_column2mux;
		f54->rx_assigned /= 2;
	}

	return;
}

static void test_f55_set_regs(struct synaptics_rmi4_data *rmi4_data,
		struct synaptics_rmi4_fn_desc *fd,
		unsigned char page)
{
	f55 = kzalloc(sizeof(*f55), GFP_KERNEL);
	if (!f55) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to alloc mem for f55\n",
				__func__);
		return;
	}

	f55->query_base_addr = fd->query_base_addr | (page << 8);
	f55->control_base_addr = fd->ctrl_base_addr | (page << 8);
	f55->data_base_addr = fd->data_base_addr | (page << 8);
	f55->command_base_addr = fd->cmd_base_addr | (page << 8);

	return;
}

static int test_scan_pdt(void)
{
	int retval;
	unsigned char intr_count = 0;
	unsigned char page;
	unsigned short addr;
	bool f54found = false;
	bool f55found = false;
	struct synaptics_rmi4_fn_desc rmi_fd;
	struct synaptics_rmi4_data *rmi4_data = f54->rmi4_data;

	for (page = 0; page < PAGES_TO_SERVICE; page++) {
		for (addr = PDT_START; addr > PDT_END; addr -= PDT_ENTRY_SIZE) {
			addr |= (page << 8);

			retval = synaptics_rmi4_reg_read(rmi4_data,
					addr,
					(unsigned char *)&rmi_fd,
					sizeof(rmi_fd));
			if (retval < 0)
				return retval;

			addr &= ~(MASK_8BIT << 8);

			if (!rmi_fd.fn_number)
				break;

			switch (rmi_fd.fn_number) {
			case SYNAPTICS_RMI4_F54:
				test_f54_set_regs(rmi4_data,
						&rmi_fd, intr_count, page);
				f54found = true;
				break;
			case SYNAPTICS_RMI4_F55:
				test_f55_set_regs(rmi4_data,
						&rmi_fd, page);
				f55found = true;
				break;
			default:
				break;
			}

			if (f54found && f55found)
				goto pdt_done;

			intr_count += rmi_fd.intr_src_count;
		}
	}

	if (!f54found) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to find F54\n",
				__func__);
		return -EINVAL;
	}

pdt_done:
	return 0;
}

static void synaptics_rmi4_test_attn(struct synaptics_rmi4_data *rmi4_data,
		unsigned char intr_mask)
{
	if (!f54)
		return;

	if (f54->intr_mask & intr_mask)
		queue_work(f54->test_report_workqueue, &f54->test_report_work);

	return;
}

static int synaptics_rmi4_test_init(struct synaptics_rmi4_data *rmi4_data)
{
	int retval;

	if (f54) {
		dev_dbg(rmi4_data->pdev->dev.parent,
				"%s: Handle already exists\n",
				__func__);
		return 0;
	}

	f54 = kzalloc(sizeof(*f54), GFP_KERNEL);
	if (!f54) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to alloc mem for f54\n",
				__func__);
		retval = -ENOMEM;
		goto exit;
	}

	f54->rmi4_data = rmi4_data;

	f55 = NULL;

	retval = test_scan_pdt();
	if (retval < 0)
		goto exit_free_mem;

	retval = test_set_queries();
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read f54 query registers\n",
				__func__);
		goto exit_free_mem;
	}

	f54->tx_assigned = f54->query.num_of_tx_electrodes;
	f54->rx_assigned = f54->query.num_of_rx_electrodes;

	retval = test_set_controls();
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to set up f54 control registers\n",
				__func__);
		goto exit_free_control;
	}

	test_set_data();

	if (f55)
		test_f55_init(rmi4_data);

	if (rmi4_data->external_afe_buttons)
		f54->tx_assigned++;

	retval = test_set_sysfs();
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to create sysfs entries\n",
				__func__);
		goto exit_sysfs;
	}

	f54->test_report_workqueue =
			create_singlethread_workqueue("test_report_workqueue");
	INIT_WORK(&f54->test_report_work, test_report_work);

	hrtimer_init(&f54->watchdog, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
	f54->watchdog.function = test_get_report_timeout;
	INIT_WORK(&f54->timeout_work, test_timeout_work);

	mutex_init(&f54->status_mutex);
	f54->status = STATUS_IDLE;

	return 0;

exit_sysfs:
	if (f55) {
		kfree(f55->tx_assignment);
		kfree(f55->rx_assignment);
	}

exit_free_control:
	test_free_control_mem();

exit_free_mem:
	kfree(f55);
	f55 = NULL;
	kfree(f54);
	f54 = NULL;

exit:
	return retval;
}

static void synaptics_rmi4_test_remove(struct synaptics_rmi4_data *rmi4_data)
{
	if (!f54)
		goto exit;

	hrtimer_cancel(&f54->watchdog);

	cancel_work_sync(&f54->test_report_work);
	flush_workqueue(f54->test_report_workqueue);
	destroy_workqueue(f54->test_report_workqueue);

	test_remove_sysfs();

	if (f55) {
		kfree(f55->tx_assignment);
		kfree(f55->rx_assignment);
	}

	test_free_control_mem();

	if (f54->data_buffer_size)
		kfree(f54->report_data);

	kfree(f55);
	f55 = NULL;

	kfree(f54);
	f54 = NULL;

exit:
	complete(&test_remove_complete);

	return;
}

static void synaptics_rmi4_test_reset(struct synaptics_rmi4_data *rmi4_data)
{
	int retval;

	if (!f54) {
		synaptics_rmi4_test_init(rmi4_data);
		return;
	}

	if (f55) {
		kfree(f55->tx_assignment);
		kfree(f55->rx_assignment);
	}

	test_free_control_mem();

	kfree(f55);
	f55 = NULL;

	retval = test_scan_pdt();
	if (retval < 0)
		goto exit_free_mem;

	retval = test_set_queries();
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to read f54 query registers\n",
				__func__);
		goto exit_free_mem;
	}

	f54->tx_assigned = f54->query.num_of_tx_electrodes;
	f54->rx_assigned = f54->query.num_of_rx_electrodes;

	retval = test_set_controls();
	if (retval < 0) {
		dev_err(rmi4_data->pdev->dev.parent,
				"%s: Failed to set up f54 control registers\n",
				__func__);
		goto exit_free_control;
	}

	test_set_data();

	if (f55)
		test_f55_init(rmi4_data);

	if (rmi4_data->external_afe_buttons)
		f54->tx_assigned++;

	f54->status = STATUS_IDLE;

	return;

exit_free_control:
	test_free_control_mem();

exit_free_mem:
	hrtimer_cancel(&f54->watchdog);

	cancel_work_sync(&f54->test_report_work);
	flush_workqueue(f54->test_report_workqueue);
	destroy_workqueue(f54->test_report_workqueue);

	test_remove_sysfs();

	if (f54->data_buffer_size)
		kfree(f54->report_data);

	kfree(f55);
	f55 = NULL;

	kfree(f54);
	f54 = NULL;

	return;
}

static struct synaptics_rmi4_exp_fn test_module = {
	.fn_type = RMI_TEST_REPORTING,
	.init = synaptics_rmi4_test_init,
	.remove = synaptics_rmi4_test_remove,
	.reset = synaptics_rmi4_test_reset,
	.reinit = NULL,
	.early_suspend = NULL,
	.suspend = NULL,
	.resume = NULL,
	.late_resume = NULL,
	.attn = synaptics_rmi4_test_attn,
};

static int __init rmi4_test_module_init(void)
{
	synaptics_rmi4_new_function(&test_module, true);

	return 0;
}

static void __exit rmi4_test_module_exit(void)
{
	synaptics_rmi4_new_function(&test_module, false);

	wait_for_completion(&test_remove_complete);

	return;
}

module_init(rmi4_test_module_init);
module_exit(rmi4_test_module_exit);

MODULE_AUTHOR("Synaptics, Inc.");
MODULE_DESCRIPTION("Synaptics DSX Test Reporting Module");
MODULE_LICENSE("GPL v2");