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kernel_samsung_a34x-permissive/drivers/input/touchscreen/NT36672C/nt36xxx_mp_ctrlram.c

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Import A346BXXU1AWB9 kernel source Android 13
2024-04-28 06:49:01 -07:00
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2016 MediaTek Inc.
*/
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/slab.h>
#include "nt36xxx.h"
#include "nt36xxx_mp_ctrlram.h"
#if NVT_TOUCH_MP
#define NORMAL_MODE 0x00
#define TEST_MODE_1 0x21
#define TEST_MODE_2 0x22
#define MP_MODE_CC 0x41
#define FREQ_HOP_DISABLE 0x66
#define FREQ_HOP_ENABLE 0x65
#define SHORT_TEST_CSV_FILE "/data/local/tmp/ShortTest.csv"
#define OPEN_TEST_CSV_FILE "/data/local/tmp/OpenTest.csv"
#define FW_RAWDATA_CSV_FILE "/data/local/tmp/FWMutualTest.csv"
#define FW_CC_CSV_FILE "/data/local/tmp/FWCCTest.csv"
#define NOISE_TEST_CSV_FILE "/data/local/tmp/NoiseTest.csv"
#define nvt_mp_seq_printf(m, fmt, args...) do { \
seq_printf(m, fmt, ##args); \
if (!nvt_mp_test_result_printed) \
pr_info(fmt, ##args); \
} while (0)
static uint8_t *RecordResult_Short;
static uint8_t *RecordResult_Open;
static uint8_t *RecordResult_FWMutual;
static uint8_t *RecordResult_FW_CC;
static uint8_t *RecordResult_FW_DiffMax;
static uint8_t *RecordResult_FW_DiffMin;
static int32_t TestResult_Short;
static int32_t TestResult_Open;
static int32_t TestResult_FW_Rawdata;
static int32_t TestResult_FWMutual;
static int32_t TestResult_FW_CC;
static int32_t TestResult_Noise;
static int32_t TestResult_FW_DiffMax;
static int32_t TestResult_FW_DiffMin;
static int32_t *RawData_Short;
static int32_t *RawData_Open;
static int32_t *RawData_Diff;
static int32_t *RawData_Diff_Min;
static int32_t *RawData_Diff_Max;
static int32_t *RawData_FWMutual;
static int32_t *RawData_FW_CC;
static struct proc_dir_entry *NVT_proc_selftest_entry;
static int8_t nvt_mp_test_result_printed;
static uint8_t fw_ver;
/*******************************************************
Description:
Novatek touchscreen allocate buffer for mp selftest.
return:
Executive outcomes. 0---succeed. -12---Out of memory
*******************************************************/
static int nvt_mp_buffer_init(void)
{
size_t RecordResult_BufSize = IC_X_CFG_SIZE * IC_Y_CFG_SIZE + IC_KEY_CFG_SIZE;
size_t RawData_BufSize =
(IC_X_CFG_SIZE * IC_Y_CFG_SIZE + IC_KEY_CFG_SIZE) * sizeof(int32_t);
RecordResult_Short = (uint8_t *) kzalloc(RecordResult_BufSize, GFP_KERNEL);
if (!RecordResult_Short) {
NVT_ERR("kzalloc for RecordResult_Short failed!\n");
return -ENOMEM;
}
RecordResult_Open = (uint8_t *) kzalloc(RecordResult_BufSize, GFP_KERNEL);
if (!RecordResult_Open) {
NVT_ERR("kzalloc for RecordResult_Open failed!\n");
return -ENOMEM;
}
RecordResult_FWMutual = (uint8_t *) kzalloc(RecordResult_BufSize, GFP_KERNEL);
if (!RecordResult_FWMutual) {
NVT_ERR("kzalloc for RecordResult_FWMutual failed!\n");
return -ENOMEM;
}
RecordResult_FW_CC = (uint8_t *) kzalloc(RecordResult_BufSize, GFP_KERNEL);
if (!RecordResult_FW_CC) {
NVT_ERR("kzalloc for RecordResult_FW_CC failed!\n");
return -ENOMEM;
}
RecordResult_FW_DiffMax = (uint8_t *) kzalloc(RecordResult_BufSize, GFP_KERNEL);
if (!RecordResult_FW_DiffMax) {
NVT_ERR("kzalloc for RecordResult_FW_DiffMax failed!\n");
return -ENOMEM;
}
RecordResult_FW_DiffMin = (uint8_t *) kzalloc(RecordResult_BufSize, GFP_KERNEL);
if (!RecordResult_FW_DiffMin) {
NVT_ERR("kzalloc for RecordResult_FW_DiffMin failed!\n");
return -ENOMEM;
}
RawData_Short = (int32_t *) kzalloc(RawData_BufSize, GFP_KERNEL);
if (!RawData_Short) {
NVT_ERR("kzalloc for RawData_Short failed!\n");
return -ENOMEM;
}
RawData_Open = (int32_t *) kzalloc(RawData_BufSize, GFP_KERNEL);
if (!RawData_Open) {
NVT_ERR("kzalloc for RawData_Open failed!\n");
return -ENOMEM;
}
RawData_Diff = (int32_t *) kzalloc(RawData_BufSize, GFP_KERNEL);
if (!RawData_Diff) {
NVT_ERR("kzalloc for RawData_Diff failed!\n");
return -ENOMEM;
}
RawData_Diff_Min = (int32_t *) kzalloc(RawData_BufSize, GFP_KERNEL);
if (!RawData_Diff_Min) {
NVT_ERR("kzalloc for RawData_Diff_Min failed!\n");
return -ENOMEM;
}
RawData_Diff_Max = (int32_t *) kzalloc(RawData_BufSize, GFP_KERNEL);
if (!RawData_Diff_Max) {
NVT_ERR("kzalloc for RawData_Diff_Max failed!\n");
return -ENOMEM;
}
RawData_FWMutual = (int32_t *) kzalloc(RawData_BufSize, GFP_KERNEL);
if (!RawData_FWMutual) {
NVT_ERR("kzalloc for RawData_FWMutual failed!\n");
return -ENOMEM;
}
RawData_FW_CC = (int32_t *) kzalloc(RawData_BufSize, GFP_KERNEL);
if (!RawData_FW_CC) {
NVT_ERR("kzalloc for RawData_FW_CC failed!\n");
return -ENOMEM;
}
return 0;
}
/*******************************************************
Description:
Novatek touchscreen free buffer for mp selftest.
return:
n.a.
*******************************************************/
static void nvt_mp_buffer_deinit(void)
{
if (RecordResult_Short) {
kfree(RecordResult_Short);
RecordResult_Short = NULL;
}
if (RecordResult_Open) {
kfree(RecordResult_Open);
RecordResult_Open = NULL;
}
if (RecordResult_FWMutual) {
kfree(RecordResult_FWMutual);
RecordResult_FWMutual = NULL;
}
if (RecordResult_FW_CC) {
kfree(RecordResult_FW_CC);
RecordResult_FW_CC = NULL;
}
if (RecordResult_FW_DiffMax) {
kfree(RecordResult_FW_DiffMax);
RecordResult_FW_DiffMax = NULL;
}
if (RecordResult_FW_DiffMin) {
kfree(RecordResult_FW_DiffMin);
RecordResult_FW_DiffMin = NULL;
}
if (RawData_Short) {
kfree(RawData_Short);
RawData_Short = NULL;
}
if (RawData_Open) {
kfree(RawData_Open);
RawData_Open = NULL;
}
if (RawData_Diff) {
kfree(RawData_Diff);
RawData_Diff = NULL;
}
if (RawData_Diff_Min) {
kfree(RawData_Diff_Min);
RawData_Diff_Min = NULL;
}
if (RawData_Diff_Max) {
kfree(RawData_Diff_Max);
RawData_Diff_Max = NULL;
}
if (RawData_FWMutual) {
kfree(RawData_FWMutual);
RawData_FWMutual = NULL;
}
if (RawData_FW_CC) {
kfree(RawData_FW_CC);
RawData_FW_CC = NULL;
}
}
static void nvt_print_data_log_in_one_line(int32_t *data, int32_t data_num)
{
char *tmp_log = NULL;
int32_t i = 0;
tmp_log = (char *)kzalloc(data_num * 7 + 1, GFP_KERNEL);
if (!tmp_log) {
NVT_ERR("kzalloc for tmp_log failed!\n ");
return;
}
for (i = 0; i < data_num; i++) {
sprintf(tmp_log + i * 7, "%5d, ", data[i]);
}
tmp_log[data_num * 7] = '\0';
pr_info("%s", tmp_log);
if (tmp_log) {
kfree(tmp_log);
tmp_log = NULL;
}
return;
}
static void nvt_print_result_log_in_one_line(uint8_t *result, int32_t result_num)
{
char *tmp_log = NULL;
int32_t i = 0;
tmp_log = (char *)kzalloc(result_num * 6 + 1, GFP_KERNEL);
if (!tmp_log) {
NVT_ERR("kzalloc for tmp_log failed!\n ");
return;
}
for (i = 0; i < result_num; i++) {
sprintf(tmp_log + i * 6, "0x%02X, ", result[i]);
}
tmp_log[result_num * 6] = '\0';
pr_info("%s", tmp_log);
if (tmp_log) {
kfree(tmp_log);
tmp_log = NULL;
}
return;
}
/*******************************************************
Description:
Novatek touchscreen self-test criteria print function.
return:
n.a.
*******************************************************/
static void nvt_print_lmt_array(int32_t *array, int32_t x_ch, int32_t y_ch)
{
int32_t j = 0;
for (j = 0; j < y_ch; j++) {
nvt_print_data_log_in_one_line(array + j * x_ch, x_ch);
pr_info("\n");
}
#if TOUCH_KEY_NUM > 0
nvt_print_data_log_in_one_line(array + y_ch * x_ch, Key_Channel);
pr_info("\n");
#endif /* #if TOUCH_KEY_NUM > 0 */
}
static void nvt_print_criteria(void)
{
NVT_LOG("++\n");
//---PS_Config_Lmt_Short_Rawdata---
pr_info("PS_Config_Lmt_Short_Rawdata_P:\n");
nvt_print_lmt_array(PS_Config_Lmt_Short_Rawdata_P, X_Channel, Y_Channel);
pr_info("PS_Config_Lmt_Short_Rawdata_N:\n");
nvt_print_lmt_array(PS_Config_Lmt_Short_Rawdata_N, X_Channel, Y_Channel);
//---PS_Config_Lmt_Open_Rawdata---
pr_info("PS_Config_Lmt_Open_Rawdata_P:\n");
nvt_print_lmt_array(PS_Config_Lmt_Open_Rawdata_P, X_Channel, Y_Channel);
pr_info("PS_Config_Lmt_Open_Rawdata_N:\n");
nvt_print_lmt_array(PS_Config_Lmt_Open_Rawdata_N, X_Channel, Y_Channel);
//---PS_Config_Lmt_FW_Rawdata---
pr_info("PS_Config_Lmt_FW_Rawdata_P:\n");
nvt_print_lmt_array(PS_Config_Lmt_FW_Rawdata_P, X_Channel, Y_Channel);
pr_info("PS_Config_Lmt_FW_Rawdata_N:\n");
nvt_print_lmt_array(PS_Config_Lmt_FW_Rawdata_N, X_Channel, Y_Channel);
//---PS_Config_Lmt_FW_CC---
pr_info("PS_Config_Lmt_FW_CC_P:\n");
nvt_print_lmt_array(PS_Config_Lmt_FW_CC_P, X_Channel, Y_Channel);
pr_info("PS_Config_Lmt_FW_CC_N:\n");
nvt_print_lmt_array(PS_Config_Lmt_FW_CC_N, X_Channel, Y_Channel);
//---PS_Config_Lmt_FW_Diff---
pr_info("PS_Config_Lmt_FW_Diff_P:\n");
nvt_print_lmt_array(PS_Config_Lmt_FW_Diff_P, X_Channel, Y_Channel);
pr_info("PS_Config_Lmt_FW_Diff_N:\n");
nvt_print_lmt_array(PS_Config_Lmt_FW_Diff_N, X_Channel, Y_Channel);
NVT_LOG("--\n");
}
static int32_t nvt_save_rawdata_to_csv(int32_t *rawdata, uint8_t x_ch, uint8_t y_ch,
const char *file_path, uint32_t offset)
{
int32_t x = 0;
int32_t y = 0;
int32_t iArrayIndex = 0;
struct file *fp = NULL;
char *fbufp = NULL;
mm_segment_t org_fs;
int32_t write_ret = 0;
uint32_t output_len = 0;
loff_t pos = 0;
#if TOUCH_KEY_NUM > 0
int32_t k = 0;
int32_t keydata_output_offset = 0;
#endif /* #if TOUCH_KEY_NUM > 0 */
pr_info("%s:++\n", __func__);
fbufp = (char *)kzalloc(8192, GFP_KERNEL);
if (!fbufp) {
NVT_ERR("kzalloc for fbufp failed!\n");
return -ENOMEM;
}
for (y = 0; y < y_ch; y++) {
for (x = 0; x < x_ch; x++) {
iArrayIndex = y * x_ch + x;
sprintf(fbufp + iArrayIndex * 7 + y * 2, "%5d, ", rawdata[iArrayIndex]);
}
nvt_print_data_log_in_one_line(rawdata + y * x_ch, x_ch);
pr_info("\n");
sprintf(fbufp + (iArrayIndex + 1) * 7 + y * 2, "\r\n");
}
#if TOUCH_KEY_NUM > 0
keydata_output_offset = y_ch * x_ch * 7 + y_ch * 2;
for (k = 0; k < Key_Channel; k++) {
iArrayIndex = y_ch * x_ch + k;
sprintf(fbufp + keydata_output_offset + k * 7, "%5d, ", rawdata[iArrayIndex]);
}
nvt_print_data_log_in_one_line(rawdata + y_ch * x_ch, Key_Channel);
pr_info("\n");
sprintf(fbufp + y_ch * x_ch * 7 + y_ch * 2 + Key_Channel * 7, "\r\n");
#endif /* #if TOUCH_KEY_NUM > 0 */
org_fs = get_fs();
set_fs(KERNEL_DS);
fp = filp_open(file_path, O_RDWR | O_CREAT, 0644);
if (fp == NULL || IS_ERR(fp)) {
NVT_ERR("open %s failed\n", file_path);
set_fs(org_fs);
if (fbufp) {
kfree(fbufp);
fbufp = NULL;
}
return -1;
}
#if TOUCH_KEY_NUM > 0
output_len = y_ch * x_ch * 7 + y_ch * 2 + Key_Channel * 7 + 2;
#else
output_len = y_ch * x_ch * 7 + y_ch * 2;
#endif /* #if TOUCH_KEY_NUM > 0 */
pos = offset;
write_ret = vfs_write(fp, (char __user *)fbufp, output_len, &pos);
if (write_ret <= 0) {
NVT_ERR("write %s failed\n", file_path);
set_fs(org_fs);
if (fp) {
filp_close(fp, NULL);
fp = NULL;
}
if (fbufp) {
kfree(fbufp);
fbufp = NULL;
}
return -1;
}
set_fs(org_fs);
if (fp) {
filp_close(fp, NULL);
fp = NULL;
}
if (fbufp) {
kfree(fbufp);
fbufp = NULL;
}
pr_info("%s:--\n", __func__);
return 0;
}
static int32_t nvt_polling_hand_shake_status(void)
{
uint8_t buf[8] = { 0 };
int32_t i = 0;
const int32_t retry = 70;
for (i = 0; i < retry; i++) {
//---set xdata index to EVENT BUF ADDR---
nvt_set_page(ts->mmap->EVENT_BUF_ADDR | EVENT_MAP_HANDSHAKING_or_SUB_CMD_BYTE);
//---read fw status---
buf[0] = EVENT_MAP_HANDSHAKING_or_SUB_CMD_BYTE;
buf[1] = 0x00;
CTP_SPI_READ(ts->client, buf, 2);
if ((buf[1] == 0xA0) || (buf[1] == 0xA1))
break;
usleep_range(10000, 10000);
}
if (i >= retry) {
NVT_ERR("polling hand shake status failed, buf[1]=0x%02X\n", buf[1]);
// Read back 5 bytes from offset EVENT_MAP_HOST_CMD for debug check
nvt_set_page(ts->mmap->EVENT_BUF_ADDR | EVENT_MAP_HOST_CMD);
buf[0] = EVENT_MAP_HOST_CMD;
buf[1] = 0x00;
buf[2] = 0x00;
buf[3] = 0x00;
buf[4] = 0x00;
buf[5] = 0x00;
CTP_SPI_READ(ts->client, buf, 6);
NVT_ERR
("Read back 5 bytes from offset EVENT_MAP_HOST_CMD: 0x%02X, 0x%02X, 0x%02X, 0x%02X, 0x%02X\n",
buf[1], buf[2], buf[3], buf[4], buf[5]);
return -1;
} else {
return 0;
}
}
static int8_t nvt_switch_FreqHopEnDis(uint8_t FreqHopEnDis)
{
uint8_t buf[8] = { 0 };
uint8_t retry = 0;
int8_t ret = 0;
NVT_LOG("++\n");
for (retry = 0; retry < 20; retry++) {
//---set xdata index to EVENT BUF ADDR---
nvt_set_page(ts->mmap->EVENT_BUF_ADDR | EVENT_MAP_HOST_CMD);
//---switch FreqHopEnDis---
buf[0] = EVENT_MAP_HOST_CMD;
buf[1] = FreqHopEnDis;
CTP_SPI_WRITE(ts->client, buf, 2);
msleep(35);
buf[0] = EVENT_MAP_HOST_CMD;
buf[1] = 0xFF;
CTP_SPI_READ(ts->client, buf, 2);
if (buf[1] == 0x00)
break;
}
if (unlikely(retry == 20)) {
NVT_ERR("switch FreqHopEnDis 0x%02X failed, buf[1]=0x%02X\n", FreqHopEnDis, buf[1]);
ret = -1;
}
NVT_LOG("--\n");
return ret;
}
static int32_t nvt_read_baseline(int32_t *xdata)
{
uint8_t x_num = 0;
uint8_t y_num = 0;
uint32_t x = 0;
uint32_t y = 0;
int32_t iArrayIndex = 0;
#if TOUCH_KEY_NUM > 0
int32_t k = 0;
#endif /* #if TOUCH_KEY_NUM > 0 */
NVT_LOG("++\n");
nvt_read_mdata(ts->mmap->BASELINE_ADDR, ts->mmap->BASELINE_BTN_ADDR);
nvt_get_mdata(xdata, &x_num, &y_num);
for (y = 0; y < y_num; y++) {
for (x = 0; x < x_num; x++) {
iArrayIndex = y * x_num + x;
xdata[iArrayIndex] = (int16_t) xdata[iArrayIndex];
}
}
#if TOUCH_KEY_NUM > 0
for (k = 0; k < Key_Channel; k++) {
iArrayIndex = Y_Channel * X_Channel + k;
xdata[iArrayIndex] = (int16_t) xdata[iArrayIndex];
}
#endif /* #if TOUCH_KEY_NUM > 0 */
pr_info("%s:\n", __func__);
// Save Rawdata to CSV file
if (nvt_save_rawdata_to_csv(xdata, X_Channel, Y_Channel, FW_RAWDATA_CSV_FILE, 0) < 0) {
NVT_ERR("save rawdata to CSV file failed\n");
return -EAGAIN;
}
NVT_LOG("--\n");
return 0;
}
static int32_t nvt_read_CC(int32_t *xdata)
{
uint8_t x_num = 0;
uint8_t y_num = 0;
uint32_t x = 0;
uint32_t y = 0;
int32_t iArrayIndex = 0;
#if TOUCH_KEY_NUM > 0
int32_t k = 0;
#endif /* #if TOUCH_KEY_NUM > 0 */
NVT_LOG("++\n");
if (nvt_get_fw_pipe() == 0)
nvt_read_mdata(ts->mmap->DIFF_PIPE1_ADDR, ts->mmap->DIFF_BTN_PIPE1_ADDR);
else
nvt_read_mdata(ts->mmap->DIFF_PIPE0_ADDR, ts->mmap->DIFF_BTN_PIPE0_ADDR);
nvt_get_mdata(xdata, &x_num, &y_num);
for (y = 0; y < y_num; y++) {
for (x = 0; x < x_num; x++) {
iArrayIndex = y * x_num + x;
xdata[iArrayIndex] = (int16_t) xdata[iArrayIndex];
}
}
#if TOUCH_KEY_NUM > 0
for (k = 0; k < Key_Channel; k++) {
iArrayIndex = Y_Channel * X_Channel + k;
xdata[iArrayIndex] = (int16_t) xdata[iArrayIndex];
}
#endif /* #if TOUCH_KEY_NUM > 0 */
pr_info("%s:\n", __func__);
// Save Rawdata to CSV file
if (nvt_save_rawdata_to_csv(xdata, X_Channel, Y_Channel, FW_CC_CSV_FILE, 0) < 0) {
NVT_ERR("save rawdata to CSV file failed\n");
return -EAGAIN;
}
NVT_LOG("--\n");
return 0;
}
static void nvt_enable_noise_collect(int32_t frame_num)
{
uint8_t buf[8] = { 0 };
//---set xdata index to EVENT BUF ADDR---
nvt_set_page(ts->mmap->EVENT_BUF_ADDR | EVENT_MAP_HOST_CMD);
//---enable noise collect---
buf[0] = EVENT_MAP_HOST_CMD;
buf[1] = 0x47;
buf[2] = 0xAA;
buf[3] = frame_num;
buf[4] = 0x00;
CTP_SPI_WRITE(ts->client, buf, 5);
}
static int32_t nvt_read_fw_noise(int32_t *xdata)
{
uint8_t x_num = 0;
uint8_t y_num = 0;
uint32_t x = 0;
uint32_t y = 0;
int32_t iArrayIndex = 0;
int32_t frame_num = 0;
uint32_t rawdata_diff_min_offset = 0;
#if TOUCH_KEY_NUM > 0
int32_t k = 0;
#endif /* #if TOUCH_KEY_NUM > 0 */
NVT_LOG("++\n");
//---Enter Test Mode---
if (nvt_clear_fw_status()) {
return -EAGAIN;
}
frame_num = PS_Config_Diff_Test_Frame / 10;
if (frame_num <= 0)
frame_num = 1;
pr_info("%s: frame_num=%d\n", __func__, frame_num);
nvt_enable_noise_collect(frame_num);
// need wait PS_Config_Diff_Test_Frame * 8.3ms
msleep(frame_num * 83);
if (nvt_polling_hand_shake_status()) {
return -EAGAIN;
}
if (nvt_get_fw_info()) {
return -EAGAIN;
}
if (nvt_get_fw_pipe() == 0)
nvt_read_mdata(ts->mmap->DIFF_PIPE0_ADDR, ts->mmap->DIFF_BTN_PIPE0_ADDR);
else
nvt_read_mdata(ts->mmap->DIFF_PIPE1_ADDR, ts->mmap->DIFF_BTN_PIPE1_ADDR);
nvt_get_mdata(xdata, &x_num, &y_num);
for (y = 0; y < y_num; y++) {
for (x = 0; x < x_num; x++) {
iArrayIndex = y * x_num + x;
RawData_Diff_Max[iArrayIndex] = (int8_t) ((xdata[iArrayIndex] >> 8) & 0xFF);
RawData_Diff_Min[iArrayIndex] = (int8_t) (xdata[iArrayIndex] & 0xFF);
}
}
#if TOUCH_KEY_NUM > 0
for (k = 0; k < Key_Channel; k++) {
iArrayIndex = Y_Channel * X_Channel + k;
RawData_Diff_Max[iArrayIndex] = (int8_t) ((xdata[iArrayIndex] >> 8) & 0xFF);
RawData_Diff_Min[iArrayIndex] = (int8_t) (xdata[iArrayIndex] & 0xFF);
}
#endif /* #if TOUCH_KEY_NUM > 0 */
//---Leave Test Mode---
nvt_change_mode(NORMAL_MODE);
pr_info("%s:RawData_Diff_Max:\n", __func__);
// Save Rawdata to CSV file
if (nvt_save_rawdata_to_csv(RawData_Diff_Max, X_Channel, Y_Channel, NOISE_TEST_CSV_FILE, 0)
< 0) {
NVT_ERR("save rawdata to CSV file failed\n");
return -EAGAIN;
}
#if TOUCH_KEY_NUM > 0
rawdata_diff_min_offset = Y_Channel * X_Channel * 7 + Y_Channel * 2 + Key_Channel * 7 + 2;
#else
rawdata_diff_min_offset = Y_Channel * X_Channel * 7 + Y_Channel * 2;
#endif /* #if TOUCH_KEY_NUM > 0 */
pr_info("%s:RawData_Diff_Min:\n", __func__);
// Save Rawdata to CSV file
if (nvt_save_rawdata_to_csv
(RawData_Diff_Min, X_Channel, Y_Channel, NOISE_TEST_CSV_FILE,
rawdata_diff_min_offset) < 0) {
NVT_ERR("save rawdata to CSV file failed\n");
return -EAGAIN;
}
NVT_LOG("--\n");
return 0;
}
static void nvt_enable_open_test(void)
{
uint8_t buf[8] = { 0 };
//---set xdata index to EVENT BUF ADDR---
nvt_set_page(ts->mmap->EVENT_BUF_ADDR | EVENT_MAP_HOST_CMD);
//---enable open test---
buf[0] = EVENT_MAP_HOST_CMD;
buf[1] = 0x45;
buf[2] = 0xAA;
buf[3] = 0x02;
buf[4] = 0x00;
CTP_SPI_WRITE(ts->client, buf, 5);
}
static void nvt_enable_short_test(void)
{
uint8_t buf[8] = { 0 };
//---set xdata index to EVENT BUF ADDR---
nvt_set_page(ts->mmap->EVENT_BUF_ADDR | EVENT_MAP_HOST_CMD);
//---enable short test---
buf[0] = EVENT_MAP_HOST_CMD;
buf[1] = 0x43;
buf[2] = 0xAA;
buf[3] = 0x02;
buf[4] = 0x00;
CTP_SPI_WRITE(ts->client, buf, 5);
}
static int32_t nvt_read_fw_open(int32_t *xdata)
{
uint32_t raw_pipe_addr = 0;
uint8_t *rawdata_buf = NULL;
uint32_t x = 0;
uint32_t y = 0;
uint8_t buf[128] = { 0 };
#if TOUCH_KEY_NUM > 0
uint32_t raw_btn_pipe_addr = 0;
int32_t k = 0;
#endif /* #if TOUCH_KEY_NUM > 0 */
NVT_LOG("++\n");
//---Enter Test Mode---
if (nvt_clear_fw_status()) {
return -EAGAIN;
}
nvt_enable_open_test();
if (nvt_polling_hand_shake_status()) {
return -EAGAIN;
}
#if TOUCH_KEY_NUM > 0
rawdata_buf =
(uint8_t *) kzalloc((IC_X_CFG_SIZE * IC_Y_CFG_SIZE + IC_KEY_CFG_SIZE) * 2, GFP_KERNEL);
#else
rawdata_buf = (uint8_t *) kzalloc(IC_X_CFG_SIZE * IC_Y_CFG_SIZE * 2, GFP_KERNEL);
#endif /* #if TOUCH_KEY_NUM > 0 */
if (!rawdata_buf) {
NVT_ERR("kzalloc for rawdata_buf failed!\n");
return -ENOMEM;
}
if (nvt_get_fw_pipe() == 0)
raw_pipe_addr = ts->mmap->RAW_PIPE0_ADDR;
else
raw_pipe_addr = ts->mmap->RAW_PIPE1_ADDR;
for (y = 0; y < IC_Y_CFG_SIZE; y++) {
//---change xdata index---
nvt_set_page(raw_pipe_addr + y * IC_X_CFG_SIZE * 2);
buf[0] = (uint8_t) ((raw_pipe_addr + y * IC_X_CFG_SIZE * 2) & 0xFF);
CTP_SPI_READ(ts->client, buf, IC_X_CFG_SIZE * 2 + 1);
memcpy(rawdata_buf + y * IC_X_CFG_SIZE * 2, buf + 1, IC_X_CFG_SIZE * 2);
}
#if TOUCH_KEY_NUM > 0
if (nvt_get_fw_pipe() == 0)
raw_btn_pipe_addr = ts->mmap->RAW_BTN_PIPE0_ADDR;
else
raw_btn_pipe_addr = ts->mmap->RAW_BTN_PIPE1_ADDR;
//---change xdata index---
nvt_set_page(raw_btn_pipe_addr);
buf[0] = (uint8_t) (raw_btn_pipe_addr & 0xFF);
CTP_SPI_READ(ts->client, buf, IC_KEY_CFG_SIZE * 2 + 1);
memcpy(rawdata_buf + IC_Y_CFG_SIZE * IC_X_CFG_SIZE * 2, buf + 1, IC_KEY_CFG_SIZE * 2);
#endif /* #if TOUCH_KEY_NUM > 0 */
for (y = 0; y < IC_Y_CFG_SIZE; y++) {
for (x = 0; x < IC_X_CFG_SIZE; x++) {
if ((AIN_Y[y] != 0xFF) && (AIN_X[x] != 0xFF)) {
xdata[AIN_Y[y] * X_Channel + AIN_X[x]] =
(int16_t) ((rawdata_buf[(y * IC_X_CFG_SIZE + x) * 2] +
256 * rawdata_buf[(y * IC_X_CFG_SIZE + x) * 2 +
1]));
}
}
}
#if TOUCH_KEY_NUM > 0
for (k = 0; k < IC_KEY_CFG_SIZE; k++) {
if (AIN_KEY[k] != 0xFF)
xdata[Y_Channel * X_Channel + AIN_KEY[k]] =
(int16_t) (rawdata_buf[(IC_Y_CFG_SIZE * IC_X_CFG_SIZE + k) * 2] +
256 * rawdata_buf[(IC_Y_CFG_SIZE * IC_X_CFG_SIZE + k) * 2 +
1]);
}
#endif /* #if TOUCH_KEY_NUM > 0 */
if (rawdata_buf) {
kfree(rawdata_buf);
rawdata_buf = NULL;
}
//---Leave Test Mode---
nvt_change_mode(NORMAL_MODE);
pr_info("%s:RawData_Open\n", __func__);
// Save RawData to CSV file
if (nvt_save_rawdata_to_csv(xdata, X_Channel, Y_Channel, OPEN_TEST_CSV_FILE, 0) < 0) {
NVT_ERR("save rawdata to CSV file failed\n");
return -EAGAIN;
}
NVT_LOG("--\n");
return 0;
}
static int32_t nvt_read_fw_short(int32_t *xdata)
{
uint32_t raw_pipe_addr = 0;
uint8_t *rawdata_buf = NULL;
uint32_t x = 0;
uint32_t y = 0;
uint8_t buf[128] = { 0 };
int32_t iArrayIndex = 0;
#if TOUCH_KEY_NUM > 0
uint32_t raw_btn_pipe_addr = 0;
int32_t k = 0;
#endif /* #if TOUCH_KEY_NUM > 0 */
NVT_LOG("++\n");
//---Enter Test Mode---
if (nvt_clear_fw_status()) {
return -EAGAIN;
}
nvt_enable_short_test();
if (nvt_polling_hand_shake_status()) {
return -EAGAIN;
}
#if TOUCH_KEY_NUM > 0
rawdata_buf = (uint8_t *) kzalloc((X_Channel * Y_Channel + Key_Channel) * 2, GFP_KERNEL);
#else
rawdata_buf = (uint8_t *) kzalloc(X_Channel * Y_Channel * 2, GFP_KERNEL);
#endif /* #if TOUCH_KEY_NUM > 0 */
if (!rawdata_buf) {
NVT_ERR("kzalloc for rawdata_buf failed!\n");
return -ENOMEM;
}
if (nvt_get_fw_pipe() == 0)
raw_pipe_addr = ts->mmap->RAW_PIPE0_ADDR;
else
raw_pipe_addr = ts->mmap->RAW_PIPE1_ADDR;
for (y = 0; y < Y_Channel; y++) {
//---change xdata index---
nvt_set_page(raw_pipe_addr + y * X_Channel * 2);
buf[0] = (uint8_t) ((raw_pipe_addr + y * X_Channel * 2) & 0xFF);
CTP_SPI_READ(ts->client, buf, X_Channel * 2 + 1);
memcpy(rawdata_buf + y * X_Channel * 2, buf + 1, X_Channel * 2);
}
#if TOUCH_KEY_NUM > 0
if (nvt_get_fw_pipe() == 0)
raw_btn_pipe_addr = ts->mmap->RAW_BTN_PIPE0_ADDR;
else
raw_btn_pipe_addr = ts->mmap->RAW_BTN_PIPE1_ADDR;
//---change xdata index---
nvt_set_page(raw_btn_pipe_addr);
buf[0] = (uint8_t) (raw_btn_pipe_addr & 0xFF);
CTP_SPI_READ(ts->client, buf, Key_Channel * 2 + 1);
memcpy(rawdata_buf + Y_Channel * X_Channel * 2, buf + 1, Key_Channel * 2);
#endif /* #if TOUCH_KEY_NUM > 0 */
for (y = 0; y < Y_Channel; y++) {
for (x = 0; x < X_Channel; x++) {
iArrayIndex = y * X_Channel + x;
xdata[iArrayIndex] =
(int16_t) (rawdata_buf[iArrayIndex * 2] +
256 * rawdata_buf[iArrayIndex * 2 + 1]);
}
}
#if TOUCH_KEY_NUM > 0
for (k = 0; k < Key_Channel; k++) {
iArrayIndex = Y_Channel * X_Channel + k;
xdata[iArrayIndex] =
(int16_t) (rawdata_buf[iArrayIndex * 2] +
256 * rawdata_buf[iArrayIndex * 2 + 1]);
}
#endif /* #if TOUCH_KEY_NUM > 0 */
if (rawdata_buf) {
kfree(rawdata_buf);
rawdata_buf = NULL;
}
//---Leave Test Mode---
nvt_change_mode(NORMAL_MODE);
pr_info("%s:RawData_Short\n", __func__);
// Save Rawdata to CSV file
if (nvt_save_rawdata_to_csv(xdata, X_Channel, Y_Channel, SHORT_TEST_CSV_FILE, 0) < 0) {
NVT_ERR("save rawdata to CSV file failed\n");
return -EAGAIN;
}
NVT_LOG("--\n");
return 0;
}
/*******************************************************
Description:
Novatek touchscreen raw data test for each single point function.
return:
Executive outcomes. 0---passed. negative---failed.
*******************************************************/
static int32_t RawDataTest_SinglePoint_Sub(int32_t rawdata[], uint8_t RecordResult[], uint8_t x_ch,
uint8_t y_ch, int32_t Rawdata_Limit_Postive[],
int32_t Rawdata_Limit_Negative[])
{
int32_t i = 0;
int32_t j = 0;
#if TOUCH_KEY_NUM > 0
int32_t k = 0;
#endif /* #if TOUCH_KEY_NUM > 0 */
int32_t iArrayIndex = 0;
bool isPass = true;
for (j = 0; j < y_ch; j++) {
for (i = 0; i < x_ch; i++) {
iArrayIndex = j * x_ch + i;
RecordResult[iArrayIndex] = 0x00; // default value for PASS
if (rawdata[iArrayIndex] > Rawdata_Limit_Postive[iArrayIndex])
RecordResult[iArrayIndex] |= 0x01;
if (rawdata[iArrayIndex] < Rawdata_Limit_Negative[iArrayIndex])
RecordResult[iArrayIndex] |= 0x02;
}
}
#if TOUCH_KEY_NUM > 0
for (k = 0; k < Key_Channel; k++) {
iArrayIndex = y_ch * x_ch + k;
RecordResult[iArrayIndex] = 0x00; // default value for PASS
if (rawdata[iArrayIndex] > Rawdata_Limit_Postive[iArrayIndex])
RecordResult[iArrayIndex] |= 0x01;
if (rawdata[iArrayIndex] < Rawdata_Limit_Negative[iArrayIndex])
RecordResult[iArrayIndex] |= 0x02;
}
#endif /* #if TOUCH_KEY_NUM > 0 */
//---Check RecordResult---
for (j = 0; j < y_ch; j++) {
for (i = 0; i < x_ch; i++) {
if (RecordResult[j * x_ch + i] != 0) {
isPass = false;
break;
}
}
}
#if TOUCH_KEY_NUM > 0
for (k = 0; k < Key_Channel; k++) {
iArrayIndex = y_ch * x_ch + k;
if (RecordResult[iArrayIndex] != 0) {
isPass = false;
break;
}
}
#endif /* #if TOUCH_KEY_NUM > 0 */
if (isPass == false) {
return -1; // FAIL
} else {
return 0; // PASS
}
}
/*******************************************************
Description:
Novatek touchscreen print self-test result function.
return:
n.a.
*******************************************************/
void print_selftest_result(struct seq_file *m, int32_t TestResult, uint8_t RecordResult[],
int32_t rawdata[], uint8_t x_len, uint8_t y_len)
{
int32_t i = 0;
int32_t j = 0;
int32_t iArrayIndex = 0;
#if TOUCH_KEY_NUM > 0
int32_t k = 0;
#endif /* #if TOUCH_KEY_NUM > 0 */
switch (TestResult) {
case 0:
nvt_mp_seq_printf(m, " PASS!\n");
break;
case 1:
nvt_mp_seq_printf(m, " ERROR! Read Data FAIL!\n");
break;
case -1:
nvt_mp_seq_printf(m, " FAIL!\n");
nvt_mp_seq_printf(m, "RecordResult:\n");
for (i = 0; i < y_len; i++) {
for (j = 0; j < x_len; j++) {
iArrayIndex = i * x_len + j;
seq_printf(m, "0x%02X, ", RecordResult[iArrayIndex]);
}
if (!nvt_mp_test_result_printed)
nvt_print_result_log_in_one_line(RecordResult + i * x_len, x_len);
nvt_mp_seq_printf(m, "\n");
}
#if TOUCH_KEY_NUM > 0
for (k = 0; k < Key_Channel; k++) {
iArrayIndex = y_len * x_len + k;
seq_printf(m, "0x%02X, ", RecordResult[iArrayIndex]);
}
if (!nvt_mp_test_result_printed)
nvt_print_result_log_in_one_line(RecordResult + y_len * x_len, Key_Channel);
nvt_mp_seq_printf(m, "\n");
#endif /* #if TOUCH_KEY_NUM > 0 */
nvt_mp_seq_printf(m, "ReadData:\n");
for (i = 0; i < y_len; i++) {
for (j = 0; j < x_len; j++) {
iArrayIndex = i * x_len + j;
seq_printf(m, "%5d, ", rawdata[iArrayIndex]);
}
if (!nvt_mp_test_result_printed)
nvt_print_data_log_in_one_line(rawdata + i * x_len, x_len);
nvt_mp_seq_printf(m, "\n");
}
#if TOUCH_KEY_NUM > 0
for (k = 0; k < Key_Channel; k++) {
iArrayIndex = y_len * x_len + k;
seq_printf(m, "%5d, ", rawdata[iArrayIndex]);
}
if (!nvt_mp_test_result_printed)
nvt_print_data_log_in_one_line(rawdata + y_len * x_len, Key_Channel);
nvt_mp_seq_printf(m, "\n");
#endif /* #if TOUCH_KEY_NUM > 0 */
break;
}
nvt_mp_seq_printf(m, "\n");
}
/*******************************************************
Description:
Novatek touchscreen self-test sequence print show
function.
return:
Executive outcomes. 0---succeed.
*******************************************************/
static int32_t c_show_selftest(struct seq_file *m, void *v)
{
NVT_LOG("++\n");
nvt_mp_seq_printf(m, "FW Version: %d\n\n", fw_ver);
nvt_mp_seq_printf(m, "Short Test");
if ((TestResult_Short == 0) || (TestResult_Short == 1)) {
print_selftest_result(m, TestResult_Short, RecordResult_Short, RawData_Short,
X_Channel, Y_Channel);
} else { // TestResult_Short is -1
print_selftest_result(m, TestResult_Short, RecordResult_Short, RawData_Short,
X_Channel, Y_Channel);
}
nvt_mp_seq_printf(m, "Open Test");
print_selftest_result(m, TestResult_Open, RecordResult_Open, RawData_Open, X_Channel,
Y_Channel);
nvt_mp_seq_printf(m, "FW Rawdata Test");
if ((TestResult_FW_Rawdata == 0) || (TestResult_FW_Rawdata == 1)) {
print_selftest_result(m, TestResult_FWMutual, RecordResult_FWMutual,
RawData_FWMutual, X_Channel, Y_Channel);
} else { // TestResult_FW_Rawdata is -1
nvt_mp_seq_printf(m, " FAIL!\n");
if (TestResult_FWMutual == -1) {
nvt_mp_seq_printf(m, "FW Mutual");
print_selftest_result(m, TestResult_FWMutual, RecordResult_FWMutual,
RawData_FWMutual, X_Channel, Y_Channel);
}
if (TestResult_FW_CC == -1) {
nvt_mp_seq_printf(m, "FW CC");
print_selftest_result(m, TestResult_FW_CC, RecordResult_FW_CC,
RawData_FW_CC, X_Channel, Y_Channel);
}
}
nvt_mp_seq_printf(m, "Noise Test");
if ((TestResult_Noise == 0) || (TestResult_Noise == 1)) {
print_selftest_result(m, TestResult_FW_DiffMax, RecordResult_FW_DiffMax,
RawData_Diff_Max, X_Channel, Y_Channel);
} else { // TestResult_Noise is -1
nvt_mp_seq_printf(m, " FAIL!\n");
if (TestResult_FW_DiffMax == -1) {
nvt_mp_seq_printf(m, "FW Diff Max");
print_selftest_result(m, TestResult_FW_DiffMax, RecordResult_FW_DiffMax,
RawData_Diff_Max, X_Channel, Y_Channel);
}
if (TestResult_FW_DiffMin == -1) {
nvt_mp_seq_printf(m, "FW Diff Min");
print_selftest_result(m, TestResult_FW_DiffMin, RecordResult_FW_DiffMin,
RawData_Diff_Min, X_Channel, Y_Channel);
}
}
nvt_mp_test_result_printed = 1;
NVT_LOG("--\n");
return 0;
}
/*******************************************************
Description:
Novatek touchscreen self-test sequence print start
function.
return:
Executive outcomes. 1---call next function.
NULL---not call next function and sequence loop
stop.
*******************************************************/
static void *c_start(struct seq_file *m, loff_t *pos)
{
return *pos < 1 ? (void *)1 : NULL;
}
/*******************************************************
Description:
Novatek touchscreen self-test sequence print next
function.
return:
Executive outcomes. NULL---no next and call sequence
stop function.
*******************************************************/
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
{
++*pos;
return NULL;
}
/*******************************************************
Description:
Novatek touchscreen self-test sequence print stop
function.
return:
n.a.
*******************************************************/
static void c_stop(struct seq_file *m, void *v)
{
return;
}
const struct seq_operations nvt_selftest_seq_ops = {
.start = c_start,
.next = c_next,
.stop = c_stop,
.show = c_show_selftest
};
/*******************************************************
Description:
Novatek touchscreen /proc/nvt_selftest open function.
return:
Executive outcomes. 0---succeed. negative---failed.
*******************************************************/
static int32_t nvt_selftest_open(struct inode *inode, struct file *file)
{
struct device_node *np = ts->client->dev.of_node;
unsigned char mpcriteria[32] = { 0 }; //novatek-mp-criteria-default
TestResult_Short = 0;
TestResult_Open = 0;
TestResult_FW_Rawdata = 0;
TestResult_FWMutual = 0;
TestResult_FW_CC = 0;
TestResult_Noise = 0;
TestResult_FW_DiffMax = 0;
TestResult_FW_DiffMin = 0;
NVT_LOG("++\n");
if (mutex_lock_interruptible(&ts->lock)) {
return -ERESTARTSYS;
}
#if NVT_TOUCH_ESD_PROTECT
nvt_esd_check_enable(false);
#endif /* #if NVT_TOUCH_ESD_PROTECT */
//---Download MP FW---
nvt_update_firmware(MP_UPDATE_FIRMWARE_NAME);
if (nvt_get_fw_info()) {
mutex_unlock(&ts->lock);
NVT_ERR("get fw info failed!\n");
return -EAGAIN;
}
fw_ver = ts->fw_ver;
/* Parsing criteria from dts */
if (of_property_read_bool(np, "novatek,mp-support-dt")) {
/*
* Parsing Criteria by Novatek PID
* The string rule is "novatek-mp-criteria-<nvt_pid>"
* nvt_pid is 2 bytes (show hex).
*
* Ex. nvt_pid = 500A
* mpcriteria = "novatek-mp-criteria-500A"
*/
snprintf(mpcriteria, PAGE_SIZE, "novatek-mp-criteria-%04X", ts->nvt_pid);
if (nvt_mp_parse_dt(np, mpcriteria)) {
//---Download Normal FW---
nvt_update_firmware(BOOT_UPDATE_FIRMWARE_NAME);
mutex_unlock(&ts->lock);
NVT_ERR("mp parse device tree failed!\n");
return -EINVAL;
}
} else {
NVT_LOG("Not found novatek,mp-support-dt, use default setting\n");
//---Print Test Criteria---
nvt_print_criteria();
}
if (nvt_switch_FreqHopEnDis(FREQ_HOP_DISABLE)) {
mutex_unlock(&ts->lock);
NVT_ERR("switch frequency hopping disable failed!\n");
return -EAGAIN;
}
if (nvt_check_fw_reset_state(RESET_STATE_NORMAL_RUN)) {
mutex_unlock(&ts->lock);
NVT_ERR("check fw reset state failed!\n");
return -EAGAIN;
}
msleep(100);
//---Enter Test Mode---
if (nvt_clear_fw_status()) {
mutex_unlock(&ts->lock);
NVT_ERR("clear fw status failed!\n");
return -EAGAIN;
}
nvt_change_mode(MP_MODE_CC);
if (nvt_check_fw_status()) {
mutex_unlock(&ts->lock);
NVT_ERR("check fw status failed!\n");
return -EAGAIN;
}
//---FW Rawdata Test---
if (nvt_read_baseline(RawData_FWMutual) != 0) {
TestResult_FWMutual = 1;
} else {
TestResult_FWMutual =
RawDataTest_SinglePoint_Sub(RawData_FWMutual, RecordResult_FWMutual, X_Channel,
Y_Channel, PS_Config_Lmt_FW_Rawdata_P,
PS_Config_Lmt_FW_Rawdata_N);
}
if (nvt_read_CC(RawData_FW_CC) != 0) {
TestResult_FW_CC = 1;
} else {
TestResult_FW_CC =
RawDataTest_SinglePoint_Sub(RawData_FW_CC, RecordResult_FW_CC, X_Channel,
Y_Channel, PS_Config_Lmt_FW_CC_P,
PS_Config_Lmt_FW_CC_N);
}
if ((TestResult_FWMutual == 1) || (TestResult_FW_CC == 1)) {
TestResult_FW_Rawdata = 1;
} else {
if ((TestResult_FWMutual == -1) || (TestResult_FW_CC == -1))
TestResult_FW_Rawdata = -1;
else
TestResult_FW_Rawdata = 0;
}
//---Leave Test Mode---
nvt_change_mode(NORMAL_MODE);
//---Noise Test---
if (nvt_read_fw_noise(RawData_Diff) != 0) {
TestResult_Noise = 1; // 1: ERROR
TestResult_FW_DiffMax = 1;
TestResult_FW_DiffMin = 1;
} else {
TestResult_FW_DiffMax =
RawDataTest_SinglePoint_Sub(RawData_Diff_Max, RecordResult_FW_DiffMax,
X_Channel, Y_Channel, PS_Config_Lmt_FW_Diff_P,
PS_Config_Lmt_FW_Diff_N);
TestResult_FW_DiffMin =
RawDataTest_SinglePoint_Sub(RawData_Diff_Min, RecordResult_FW_DiffMin,
X_Channel, Y_Channel, PS_Config_Lmt_FW_Diff_P,
PS_Config_Lmt_FW_Diff_N);
if ((TestResult_FW_DiffMax == -1) || (TestResult_FW_DiffMin == -1))
TestResult_Noise = -1;
else
TestResult_Noise = 0;
}
//--Short Test---
if (nvt_read_fw_short(RawData_Short) != 0) {
TestResult_Short = 1; // 1:ERROR
} else {
//---Self Test Check --- // 0:PASS, -1:FAIL
TestResult_Short =
RawDataTest_SinglePoint_Sub(RawData_Short, RecordResult_Short, X_Channel,
Y_Channel, PS_Config_Lmt_Short_Rawdata_P,
PS_Config_Lmt_Short_Rawdata_N);
}
//---Open Test---
if (nvt_read_fw_open(RawData_Open) != 0) {
TestResult_Open = 1; // 1:ERROR
} else {
//---Self Test Check --- // 0:PASS, -1:FAIL
TestResult_Open =
RawDataTest_SinglePoint_Sub(RawData_Open, RecordResult_Open, X_Channel,
Y_Channel, PS_Config_Lmt_Open_Rawdata_P,
PS_Config_Lmt_Open_Rawdata_N);
}
//---Download Normal FW---
nvt_update_firmware(BOOT_UPDATE_FIRMWARE_NAME);
mutex_unlock(&ts->lock);
NVT_LOG("--\n");
nvt_mp_test_result_printed = 0;
return seq_open(file, &nvt_selftest_seq_ops);
}
static const struct file_operations nvt_selftest_fops = {
.owner = THIS_MODULE,
.open = nvt_selftest_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
#ifdef CONFIG_OF
/*******************************************************
Description:
Novatek touchscreen parse AIN setting for array type.
return:
n.a.
*******************************************************/
int32_t nvt_mp_parse_ain(struct device_node *np, const char *name, uint8_t *array, int32_t size)
{
struct property *data;
int32_t len, ret;
int32_t tmp[40];
int32_t i;
data = of_find_property(np, name, &len);
len /= sizeof(u32);
if ((!data) || (!len) || (len != size)) {
NVT_ERR("error find %s. len=%d\n", name, len);
return -1;
} else {
NVT_LOG("%s. len=%d\n", name, len);
ret = of_property_read_u32_array(np, name, tmp, len);
if (ret) {
NVT_ERR("error reading %s. ret=%d\n", name, ret);
return -1;
}
for (i = 0; i < len; i++)
array[i] = tmp[i];
#if NVT_DEBUG
pr_info("[NVT-ts] %s = ", name);
nvt_print_result_log_in_one_line(array, len);
pr_info("\n");
#endif
}
return 0;
}
/*******************************************************
Description:
Novatek touchscreen parse criterion for u32 type.
return:
n.a.
*******************************************************/
int32_t nvt_mp_parse_u32(struct device_node *np, const char *name, int32_t *para)
{
int32_t ret;
ret = of_property_read_u32(np, name, para);
if (ret) {
NVT_ERR("error reading %s. ret=%d\n", name, ret);
return -1;
} else {
#if NVT_DEBUG
NVT_LOG("%s=%d\n", name, *para);
#endif
}
return 0;
}
/*******************************************************
Description:
Novatek touchscreen parse criterion for array type.
return:
n.a.
*******************************************************/
int32_t nvt_mp_parse_array(struct device_node *np, const char *name, int32_t *array, int32_t size)
{
struct property *data;
int32_t len, ret;
#if NVT_DEBUG
int32_t j = 0;
#endif
data = of_find_property(np, name, &len);
len /= sizeof(u32);
if ((!data) || (!len) || (len < size)) {
NVT_ERR("error find %s. len=%d\n", name, len);
return -1;
} else {
NVT_LOG("%s. len=%d\n", name, len);
ret = of_property_read_u32_array(np, name, array, len);
if (ret) {
NVT_ERR("error reading %s. ret=%d\n", name, ret);
return -1;
}
#if NVT_DEBUG
NVT_LOG("%s =\n", name);
for (j = 0; j < Y_Channel; j++) {
nvt_print_data_log_in_one_line(array + j * X_Channel, X_Channel);
pr_info("\n");
}
#if TOUCH_KEY_NUM > 0
nvt_print_data_log_in_one_line(array + Y_Channel * X_Channel, Key_Channel);
pr_info("\n");
#endif
#endif
}
return 0;
}
/*******************************************************
Description:
Novatek touchscreen parse device tree mp function.
return:
n.a.
*******************************************************/
int32_t nvt_mp_parse_dt(struct device_node *root, const char *node_compatible)
{
struct device_node *np = root;
struct device_node *child = NULL;
NVT_LOG("Parse mp criteria for node %s\n", node_compatible);
/* find each MP sub-nodes */
for_each_child_of_node(root, child) {
/* find the specified node */
if (of_device_is_compatible(child, node_compatible)) {
NVT_LOG("found child node %s\n", node_compatible);
np = child;
break;
}
}
if (child == NULL) {
NVT_ERR("Not found compatible node %s!\n", node_compatible);
return -1;
}
/* MP Config */
if (nvt_mp_parse_u32(np, "IC_X_CFG_SIZE", &IC_X_CFG_SIZE))
return -1;
if (nvt_mp_parse_u32(np, "IC_Y_CFG_SIZE", &IC_Y_CFG_SIZE))
return -1;
#if TOUCH_KEY_NUM > 0
if (nvt_mp_parse_u32(np, "IC_KEY_CFG_SIZE", &IC_KEY_CFG_SIZE))
return -1;
#endif
if (nvt_mp_parse_u32(np, "X_Channel", &X_Channel))
return -1;
if (nvt_mp_parse_u32(np, "Y_Channel", &Y_Channel))
return -1;
if (nvt_mp_parse_ain(np, "AIN_X", AIN_X, IC_X_CFG_SIZE))
return -1;
if (nvt_mp_parse_ain(np, "AIN_Y", AIN_Y, IC_Y_CFG_SIZE))
return -1;
#if TOUCH_KEY_NUM > 0
if (nvt_mp_parse_ain(np, "AIN_KEY", AIN_KEY, IC_KEY_CFG_SIZE))
return -1;
#endif
/* MP Criteria */
if (nvt_mp_parse_array(np, "PS_Config_Lmt_Short_Rawdata_P", PS_Config_Lmt_Short_Rawdata_P,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_array(np, "PS_Config_Lmt_Short_Rawdata_N", PS_Config_Lmt_Short_Rawdata_N,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_array(np, "PS_Config_Lmt_Open_Rawdata_P", PS_Config_Lmt_Open_Rawdata_P,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_array(np, "PS_Config_Lmt_Open_Rawdata_N", PS_Config_Lmt_Open_Rawdata_N,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_array(np, "PS_Config_Lmt_FW_Rawdata_P", PS_Config_Lmt_FW_Rawdata_P,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_array(np, "PS_Config_Lmt_FW_Rawdata_N", PS_Config_Lmt_FW_Rawdata_N,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_array(np, "PS_Config_Lmt_FW_CC_P", PS_Config_Lmt_FW_CC_P,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_array(np, "PS_Config_Lmt_FW_CC_N", PS_Config_Lmt_FW_CC_N,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_array(np, "PS_Config_Lmt_FW_Diff_P", PS_Config_Lmt_FW_Diff_P,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_array(np, "PS_Config_Lmt_FW_Diff_N", PS_Config_Lmt_FW_Diff_N,
X_Channel * Y_Channel + Key_Channel))
return -1;
if (nvt_mp_parse_u32(np, "PS_Config_Diff_Test_Frame", &PS_Config_Diff_Test_Frame))
return -1;
NVT_LOG("Parse mp criteria done!\n");
return 0;
}
#endif /* #ifdef CONFIG_OF */
/*******************************************************
Description:
Novatek touchscreen MP function proc. file node
initial function.
return:
Executive outcomes. 0---succeed. -1---failed.
*******************************************************/
int32_t nvt_mp_proc_init(void)
{
NVT_proc_selftest_entry = proc_create("nvt_selftest", 0444, NULL, &nvt_selftest_fops);
if (NVT_proc_selftest_entry == NULL) {
NVT_ERR("create /proc/nvt_selftest Failed!\n");
return -1;
} else {
if (nvt_mp_buffer_init()) {
NVT_ERR("Allocate mp memory failed\n");
return -1;
} else {
NVT_LOG("create /proc/nvt_selftest Succeeded!\n");
}
return 0;
}
}
/*******************************************************
Description:
Novatek touchscreen MP function proc. file node
deinitial function.
return:
n.a.
*******************************************************/
void nvt_mp_proc_deinit(void)
{
nvt_mp_buffer_deinit();
if (NVT_proc_selftest_entry != NULL) {
remove_proc_entry("nvt_selftest", NULL);
NVT_proc_selftest_entry = NULL;
NVT_LOG("Removed /proc/%s\n", "nvt_selftest");
}
}
#endif /* #if NVT_TOUCH_MP */
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