/*
|
*
|
* FocalTech TouchScreen driver.
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*
|
* Copyright (c) 2012-2019, Focaltech Ltd. All rights reserved.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
|
*/
|
|
/*****************************************************************************
|
*
|
* File Name: Focaltech_ex_fun.c
|
*
|
* Author: Focaltech Driver Team
|
*
|
* Created: 2016-08-08
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*
|
* Abstract:
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*
|
* Reference:
|
*
|
*****************************************************************************/
|
|
/*****************************************************************************
|
* 1.Included header files
|
*****************************************************************************/
|
#include "focaltech_core.h"
|
|
/*****************************************************************************
|
* Private constant and macro definitions using #define
|
*****************************************************************************/
|
#define PROC_UPGRADE 0
|
#define PROC_READ_REGISTER 1
|
#define PROC_WRITE_REGISTER 2
|
#define PROC_AUTOCLB 4
|
#define PROC_UPGRADE_INFO 5
|
#define PROC_WRITE_DATA 6
|
#define PROC_READ_DATA 7
|
#define PROC_SET_TEST_FLAG 8
|
#define PROC_SET_SLAVE_ADDR 10
|
#define PROC_HW_RESET 11
|
#define PROC_READ_STATUS 12
|
#define PROC_SET_BOOT_MODE 13
|
#define PROC_ENTER_TEST_ENVIRONMENT 14
|
#define PROC_NAME "ftxxxx-debug"
|
#define PROC_BUF_SIZE 256
|
|
/*****************************************************************************
|
* Private enumerations, structures and unions using typedef
|
*****************************************************************************/
|
enum {
|
RWREG_OP_READ = 0,
|
RWREG_OP_WRITE = 1,
|
};
|
|
/*****************************************************************************
|
* Static variables
|
*****************************************************************************/
|
static struct rwreg_operation_t {
|
int type; /* 0: read, 1: write */
|
int reg; /* register */
|
int len; /* read/write length */
|
int val; /* length = 1; read: return value, write: op return */
|
int res; /* 0: success, otherwise: fail */
|
char *opbuf; /* length >= 1, read return value, write: op return */
|
} rw_op;
|
|
/*****************************************************************************
|
* Global variable or extern global variabls/functions
|
*****************************************************************************/
|
|
/*****************************************************************************
|
* Static function prototypes
|
*****************************************************************************/
|
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0))
|
static ssize_t fts_debug_write(
|
struct file *filp, const char __user *buff, size_t count, loff_t *ppos)
|
{
|
u8 *writebuf = NULL;
|
u8 tmpbuf[PROC_BUF_SIZE] = { 0 };
|
int buflen = count;
|
int writelen = 0;
|
int ret = 0;
|
char tmp[PROC_BUF_SIZE];
|
struct fts_ts_data *ts_data = fts_data;
|
struct ftxxxx_proc *proc = &ts_data->proc;
|
|
if ((buflen <= 1) || (buflen > PAGE_SIZE)) {
|
FTS_ERROR("apk proc wirte count(%d>%d) fail", buflen, (int)PAGE_SIZE);
|
return -EINVAL;
|
}
|
|
if (buflen > PROC_BUF_SIZE) {
|
writebuf = (u8 *)kzalloc(buflen * sizeof(u8), GFP_KERNEL);
|
if (NULL == writebuf) {
|
FTS_ERROR("apk proc wirte buf zalloc fail");
|
return -ENOMEM;
|
}
|
} else {
|
writebuf = tmpbuf;
|
}
|
|
if (copy_from_user(writebuf, buff, buflen)) {
|
FTS_ERROR("[APK]: copy from user error!!");
|
ret = -EFAULT;
|
goto proc_write_err;
|
}
|
|
proc->opmode = writebuf[0];
|
switch (proc->opmode) {
|
case PROC_SET_TEST_FLAG:
|
FTS_DEBUG("[APK]: PROC_SET_TEST_FLAG = %x", writebuf[1]);
|
if (writebuf[1] == 0) {
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_switch(ENABLE);
|
#endif
|
} else {
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_switch(DISABLE);
|
#endif
|
}
|
break;
|
|
case PROC_READ_REGISTER:
|
proc->cmd[0] = writebuf[1];
|
break;
|
|
case PROC_WRITE_REGISTER:
|
ret = fts_write_reg(writebuf[1], writebuf[2]);
|
if (ret < 0) {
|
FTS_ERROR("PROC_WRITE_REGISTER write error");
|
goto proc_write_err;
|
}
|
break;
|
|
case PROC_READ_DATA:
|
writelen = buflen - 1;
|
if (writelen >= FTX_MAX_COMMMAND_LENGTH) {
|
FTS_ERROR("cmd(PROC_READ_DATA) length(%d) fail", writelen);
|
goto proc_write_err;
|
}
|
memcpy(proc->cmd, writebuf + 1, writelen);
|
proc->cmd_len = writelen;
|
ret = fts_write(writebuf + 1, writelen);
|
if (ret < 0) {
|
FTS_ERROR("PROC_READ_DATA write error");
|
goto proc_write_err;
|
}
|
break;
|
|
case PROC_WRITE_DATA:
|
writelen = buflen - 1;
|
ret = fts_write(writebuf + 1, writelen);
|
if (ret < 0) {
|
FTS_ERROR("PROC_WRITE_DATA write error");
|
goto proc_write_err;
|
}
|
break;
|
|
case PROC_SET_SLAVE_ADDR:
|
break;
|
|
case PROC_HW_RESET:
|
snprintf(tmp, PROC_BUF_SIZE, "%s", writebuf + 1);
|
tmp[buflen - 1] = '\0';
|
if (strncmp(tmp, "focal_driver", 12) == 0) {
|
FTS_INFO("APK execute HW Reset");
|
fts_reset_proc(0);
|
}
|
break;
|
|
case PROC_SET_BOOT_MODE:
|
FTS_DEBUG("[APK]: PROC_SET_BOOT_MODE = %x", writebuf[1]);
|
if (0 == writebuf[1]) {
|
ts_data->fw_is_running = true;
|
} else {
|
ts_data->fw_is_running = false;
|
}
|
break;
|
case PROC_ENTER_TEST_ENVIRONMENT:
|
FTS_DEBUG("[APK]: PROC_ENTER_TEST_ENVIRONMENT = %x", writebuf[1]);
|
if (0 == writebuf[1]) {
|
fts_enter_test_environment(0);
|
} else {
|
fts_enter_test_environment(1);
|
}
|
break;
|
|
default:
|
break;
|
}
|
|
ret = buflen;
|
proc_write_err:
|
if ((buflen > PROC_BUF_SIZE) && writebuf) {
|
kfree(writebuf);
|
writebuf = NULL;
|
}
|
return ret;
|
}
|
|
static ssize_t fts_debug_read(
|
struct file *filp, char __user *buff, size_t count, loff_t *ppos)
|
{
|
int ret = 0;
|
int num_read_chars = 0;
|
int buflen = count;
|
u8 *readbuf = NULL;
|
u8 tmpbuf[PROC_BUF_SIZE] = { 0 };
|
struct fts_ts_data *ts_data = fts_data;
|
struct ftxxxx_proc *proc = &ts_data->proc;
|
|
if ((buflen <= 0) || (buflen > PAGE_SIZE)) {
|
FTS_ERROR("apk proc read count(%d>%d) fail", buflen, (int)PAGE_SIZE);
|
return -EINVAL;
|
}
|
|
if (buflen > PROC_BUF_SIZE) {
|
readbuf = (u8 *)kzalloc(buflen * sizeof(u8), GFP_KERNEL);
|
if (NULL == readbuf) {
|
FTS_ERROR("apk proc wirte buf zalloc fail");
|
return -ENOMEM;
|
}
|
} else {
|
readbuf = tmpbuf;
|
}
|
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(1);
|
#endif
|
|
switch (proc->opmode) {
|
case PROC_READ_REGISTER:
|
num_read_chars = 1;
|
ret = fts_read_reg(proc->cmd[0], &readbuf[0]);
|
if (ret < 0) {
|
FTS_ERROR("PROC_READ_REGISTER read error");
|
goto proc_read_err;
|
}
|
break;
|
case PROC_WRITE_REGISTER:
|
break;
|
|
case PROC_READ_DATA:
|
num_read_chars = buflen;
|
ret = fts_read(NULL, 0, readbuf, num_read_chars);
|
if (ret < 0) {
|
FTS_ERROR("PROC_READ_DATA read error");
|
goto proc_read_err;
|
}
|
break;
|
|
case PROC_WRITE_DATA:
|
break;
|
|
default:
|
break;
|
}
|
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(0);
|
#endif
|
|
if (copy_to_user(buff, readbuf, num_read_chars)) {
|
FTS_ERROR("copy to user error");
|
ret = -EFAULT;
|
goto proc_read_err;
|
}
|
|
ret = num_read_chars;
|
proc_read_err:
|
if ((buflen > PROC_BUF_SIZE) && readbuf) {
|
kfree(readbuf);
|
readbuf = NULL;
|
}
|
return ret;
|
}
|
|
static const struct file_operations fts_proc_fops = {
|
.owner = THIS_MODULE,
|
.read = fts_debug_read,
|
.write = fts_debug_write,
|
};
|
#else
|
static int fts_debug_write(
|
struct file *filp, const char __user *buff, unsigned long len, void *data)
|
{
|
u8 *writebuf = NULL;
|
u8 tmpbuf[PROC_BUF_SIZE] = { 0 };
|
int buflen = count;
|
int writelen = 0;
|
int ret = 0;
|
char tmp[PROC_BUF_SIZE];
|
struct fts_ts_data *ts_data = fts_data;
|
struct ftxxxx_proc *proc = &ts_data->proc;
|
|
if ((buflen <= 1) || (buflen > PAGE_SIZE)) {
|
FTS_ERROR("apk proc wirte count(%d>%d) fail", buflen, (int)PAGE_SIZE);
|
return -EINVAL;
|
}
|
|
if (buflen > PROC_BUF_SIZE) {
|
writebuf = (u8 *)kzalloc(buflen * sizeof(u8), GFP_KERNEL);
|
if (NULL == writebuf) {
|
FTS_ERROR("apk proc wirte buf zalloc fail");
|
return -ENOMEM;
|
}
|
} else {
|
writebuf = tmpbuf;
|
}
|
|
if (copy_from_user(writebuf, buff, buflen)) {
|
FTS_ERROR("[APK]: copy from user error!!");
|
ret = -EFAULT;
|
goto proc_write_err;
|
}
|
|
proc->opmode = writebuf[0];
|
switch (proc->opmode) {
|
case PROC_SET_TEST_FLAG:
|
FTS_DEBUG("[APK]: PROC_SET_TEST_FLAG = %x", writebuf[1]);
|
if (writebuf[1] == 0) {
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_switch(ENABLE);
|
#endif
|
} else {
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_switch(DISABLE);
|
#endif
|
}
|
break;
|
|
case PROC_READ_REGISTER:
|
proc->cmd[0] = writebuf[1];
|
break;
|
|
case PROC_WRITE_REGISTER:
|
ret = fts_write_reg(writebuf[1], writebuf[2]);
|
if (ret < 0) {
|
FTS_ERROR("PROC_WRITE_REGISTER write error");
|
goto proc_write_err;
|
}
|
break;
|
|
case PROC_READ_DATA:
|
writelen = buflen - 1;
|
if (writelen >= FTX_MAX_COMMMAND_LENGTH) {
|
FTS_ERROR("cmd(PROC_READ_DATA) length(%d) fail", writelen);
|
goto proc_write_err;
|
}
|
memcpy(proc->cmd, writebuf + 1, writelen);
|
proc->cmd_len = writelen;
|
ret = fts_write(writebuf + 1, writelen);
|
if (ret < 0) {
|
FTS_ERROR("PROC_READ_DATA write error");
|
goto proc_write_err;
|
}
|
break;
|
|
case PROC_WRITE_DATA:
|
writelen = buflen - 1;
|
ret = fts_write(writebuf + 1, writelen);
|
if (ret < 0) {
|
FTS_ERROR("PROC_WRITE_DATA write error");
|
goto proc_write_err;
|
}
|
break;
|
|
case PROC_SET_SLAVE_ADDR:
|
break;
|
|
case PROC_HW_RESET:
|
snprintf(tmp, PROC_BUF_SIZE, "%s", writebuf + 1);
|
tmp[buflen - 1] = '\0';
|
if (strncmp(tmp, "focal_driver", 12) == 0) {
|
FTS_INFO("APK execute HW Reset");
|
fts_reset_proc(0);
|
}
|
break;
|
|
case PROC_SET_BOOT_MODE:
|
FTS_DEBUG("[APK]: PROC_SET_BOOT_MODE = %x", writebuf[1]);
|
if (0 == writebuf[1]) {
|
ts_data->fw_is_running = true;
|
} else {
|
ts_data->fw_is_running = false;
|
}
|
break;
|
case PROC_ENTER_TEST_ENVIRONMENT:
|
FTS_DEBUG("[APK]: PROC_ENTER_TEST_ENVIRONMENT = %x", writebuf[1]);
|
if (0 == writebuf[1]) {
|
fts_enter_test_environment(0);
|
} else {
|
fts_enter_test_environment(1);
|
}
|
break;
|
|
default:
|
break;
|
}
|
|
ret = buflen;
|
proc_write_err:
|
if ((buflen > PROC_BUF_SIZE) && writebuf) {
|
kfree(writebuf);
|
writebuf = NULL;
|
}
|
return ret;
|
}
|
|
static int fts_debug_read(
|
char *page, char **start, off_t off, int count, int *eof, void *data )
|
{
|
int ret = 0;
|
int num_read_chars = 0;
|
int buflen = count;
|
u8 *readbuf = NULL;
|
u8 tmpbuf[PROC_BUF_SIZE] = { 0 };
|
struct fts_ts_data *ts_data = fts_data;
|
struct ftxxxx_proc *proc = &ts_data->proc;
|
|
if ((buflen <= 0) || (buflen > PAGE_SIZE)) {
|
FTS_ERROR("apk proc read count(%d>%d) fail", buflen, (int)PAGE_SIZE);
|
return -EINVAL;
|
}
|
|
if (buflen > PROC_BUF_SIZE) {
|
readbuf = (u8 *)kzalloc(buflen * sizeof(u8), GFP_KERNEL);
|
if (NULL == readbuf) {
|
FTS_ERROR("apk proc wirte buf zalloc fail");
|
return -ENOMEM;
|
}
|
} else {
|
readbuf = tmpbuf;
|
}
|
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(1);
|
#endif
|
|
switch (proc->opmode) {
|
case PROC_READ_REGISTER:
|
num_read_chars = 1;
|
ret = fts_read_reg(proc->cmd[0], &readbuf[0]);
|
if (ret < 0) {
|
FTS_ERROR("PROC_READ_REGISTER read error");
|
goto proc_read_err;
|
}
|
break;
|
case PROC_WRITE_REGISTER:
|
break;
|
|
case PROC_READ_DATA:
|
num_read_chars = buflen;
|
ret = fts_read(NULL, 0, readbuf, num_read_chars);
|
if (ret < 0) {
|
FTS_ERROR("PROC_READ_DATA read error");
|
goto proc_read_err;
|
}
|
break;
|
|
case PROC_WRITE_DATA:
|
break;
|
|
default:
|
break;
|
}
|
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(0);
|
#endif
|
|
if (copy_to_user(buff, readbuf, num_read_chars)) {
|
FTS_ERROR("copy to user error");
|
ret = -EFAULT;
|
goto proc_read_err;
|
}
|
|
ret = num_read_chars;
|
proc_read_err:
|
if ((buflen > PROC_BUF_SIZE) && readbuf) {
|
kfree(readbuf);
|
readbuf = NULL;
|
}
|
return ret;
|
}
|
#endif
|
|
int fts_create_apk_debug_channel(struct fts_ts_data *ts_data)
|
{
|
struct ftxxxx_proc *proc = &ts_data->proc;
|
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0))
|
proc->proc_entry = proc_create(PROC_NAME, 0777, NULL, &fts_proc_fops);
|
if (NULL == proc->proc_entry) {
|
FTS_ERROR("create proc entry fail");
|
return -ENOMEM;
|
}
|
#else
|
proc->proc_entry = create_proc_entry(PROC_NAME, 0777, NULL);
|
if (NULL == proc->proc_entry) {
|
FTS_ERROR("create proc entry fail");
|
return -ENOMEM;
|
}
|
proc->proc_entry->write_proc = fts_debug_write;
|
proc->proc_entry->read_proc = fts_debug_read;
|
#endif
|
|
FTS_INFO("Create proc entry success!");
|
return 0;
|
}
|
|
void fts_release_apk_debug_channel(struct fts_ts_data *ts_data)
|
{
|
struct ftxxxx_proc *proc = &ts_data->proc;
|
|
if (proc->proc_entry) {
|
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 10, 0))
|
proc_remove(proc->proc_entry);
|
#else
|
remove_proc_entry(PROC_NAME, NULL);
|
#endif
|
}
|
}
|
|
/************************************************************************
|
* sysfs interface
|
***********************************************************************/
|
/* fts_hw_reset interface */
|
static ssize_t fts_hw_reset_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
struct input_dev *input_dev = fts_data->input_dev;
|
ssize_t count = 0;
|
|
mutex_lock(&input_dev->mutex);
|
fts_reset_proc(0);
|
count = snprintf(buf, PAGE_SIZE, "hw reset executed\n");
|
mutex_unlock(&input_dev->mutex);
|
|
return count;
|
}
|
|
static ssize_t fts_hw_reset_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
return -EPERM;
|
}
|
|
/* fts_irq interface */
|
static ssize_t fts_irq_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
ssize_t count = 0;
|
struct irq_desc *desc = irq_to_desc(fts_data->irq);
|
|
count = snprintf(buf, PAGE_SIZE, "irq_depth:%d\n", desc->depth);
|
|
return count;
|
}
|
|
static ssize_t fts_irq_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
mutex_lock(&input_dev->mutex);
|
if (FTS_SYSFS_ECHO_ON(buf)) {
|
FTS_INFO("enable irq");
|
fts_irq_enable();
|
} else if (FTS_SYSFS_ECHO_OFF(buf)) {
|
FTS_INFO("disable irq");
|
fts_irq_disable();
|
}
|
mutex_unlock(&input_dev->mutex);
|
return count;
|
}
|
|
/* fts_boot_mode interface */
|
static ssize_t fts_bootmode_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
FTS_FUNC_ENTER();
|
mutex_lock(&input_dev->mutex);
|
if (FTS_SYSFS_ECHO_ON(buf)) {
|
FTS_INFO("[EX-FUN]set to boot mode");
|
fts_data->fw_is_running = false;
|
} else if (FTS_SYSFS_ECHO_OFF(buf)) {
|
FTS_INFO("[EX-FUN]set to fw mode");
|
fts_data->fw_is_running = true;
|
}
|
mutex_unlock(&input_dev->mutex);
|
FTS_FUNC_EXIT();
|
|
return count;
|
}
|
|
static ssize_t fts_bootmode_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
ssize_t count = 0;
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
FTS_FUNC_ENTER();
|
mutex_lock(&input_dev->mutex);
|
if (true == fts_data->fw_is_running) {
|
count = snprintf(buf, PAGE_SIZE, "tp is in fw mode\n");
|
} else {
|
count = snprintf(buf, PAGE_SIZE, "tp is in boot mode\n");
|
}
|
mutex_unlock(&input_dev->mutex);
|
FTS_FUNC_EXIT();
|
|
return count;
|
}
|
|
/* fts_tpfwver interface */
|
static ssize_t fts_tpfwver_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
struct fts_ts_data *ts_data = fts_data;
|
struct input_dev *input_dev = ts_data->input_dev;
|
ssize_t num_read_chars = 0;
|
u8 fwver = 0;
|
|
mutex_lock(&input_dev->mutex);
|
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(1);
|
#endif
|
fts_read_reg(FTS_REG_FW_VER, &fwver);
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(0);
|
#endif
|
if ((fwver == 0xFF) || (fwver == 0x00))
|
num_read_chars = snprintf(buf, PAGE_SIZE, "get tp fw version fail!\n");
|
else
|
num_read_chars = snprintf(buf, PAGE_SIZE, "%02x\n", fwver);
|
|
mutex_unlock(&input_dev->mutex);
|
return num_read_chars;
|
}
|
|
static ssize_t fts_tpfwver_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
return -EPERM;
|
}
|
|
/* fts_rw_reg */
|
static ssize_t fts_tprwreg_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
int count;
|
int i;
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
mutex_lock(&input_dev->mutex);
|
|
if (rw_op.len < 0) {
|
count = snprintf(buf, PAGE_SIZE, "Invalid cmd line\n");
|
} else if (rw_op.len == 1) {
|
if (RWREG_OP_READ == rw_op.type) {
|
if (rw_op.res == 0) {
|
count = snprintf(buf, PAGE_SIZE, "Read %02X: %02X\n", rw_op.reg, rw_op.val);
|
} else {
|
count = snprintf(buf, PAGE_SIZE, "Read %02X failed, ret: %d\n", rw_op.reg, rw_op.res);
|
}
|
} else {
|
if (rw_op.res == 0) {
|
count = snprintf(buf, PAGE_SIZE, "Write %02X, %02X success\n", rw_op.reg, rw_op.val);
|
} else {
|
count = snprintf(buf, PAGE_SIZE, "Write %02X failed, ret: %d\n", rw_op.reg, rw_op.res);
|
}
|
}
|
} else {
|
if (RWREG_OP_READ == rw_op.type) {
|
count = snprintf(buf, PAGE_SIZE, "Read Reg: [%02X]-[%02X]\n", rw_op.reg, rw_op.reg + rw_op.len);
|
count += snprintf(buf + count, PAGE_SIZE, "Result: ");
|
if (rw_op.res) {
|
count += snprintf(buf + count, PAGE_SIZE, "failed, ret: %d\n", rw_op.res);
|
} else {
|
if (rw_op.opbuf) {
|
for (i = 0; i < rw_op.len; i++) {
|
count += snprintf(buf + count, PAGE_SIZE, "%02X ", rw_op.opbuf[i]);
|
}
|
count += snprintf(buf + count, PAGE_SIZE, "\n");
|
}
|
}
|
} else {
|
;
|
count = snprintf(buf, PAGE_SIZE, "Write Reg: [%02X]-[%02X]\n", rw_op.reg, rw_op.reg + rw_op.len - 1);
|
count += snprintf(buf + count, PAGE_SIZE, "Write Data: ");
|
if (rw_op.opbuf) {
|
for (i = 1; i < rw_op.len; i++) {
|
count += snprintf(buf + count, PAGE_SIZE, "%02X ", rw_op.opbuf[i]);
|
}
|
count += snprintf(buf + count, PAGE_SIZE, "\n");
|
}
|
if (rw_op.res) {
|
count += snprintf(buf + count, PAGE_SIZE, "Result: failed, ret: %d\n", rw_op.res);
|
} else {
|
count += snprintf(buf + count, PAGE_SIZE, "Result: success\n");
|
}
|
}
|
/*if (rw_op.opbuf) {
|
kfree(rw_op.opbuf);
|
rw_op.opbuf = NULL;
|
}*/
|
}
|
mutex_unlock(&input_dev->mutex);
|
|
return count;
|
}
|
|
static int shex_to_int(const char *hex_buf, int size)
|
{
|
int i;
|
int base = 1;
|
int value = 0;
|
char single;
|
|
for (i = size - 1; i >= 0; i--) {
|
single = hex_buf[i];
|
|
if ((single >= '0') && (single <= '9')) {
|
value += (single - '0') * base;
|
} else if ((single >= 'a') && (single <= 'z')) {
|
value += (single - 'a' + 10) * base;
|
} else if ((single >= 'A') && (single <= 'Z')) {
|
value += (single - 'A' + 10) * base;
|
} else {
|
return -EINVAL;
|
}
|
|
base *= 16;
|
}
|
|
return value;
|
}
|
|
|
static u8 shex_to_u8(const char *hex_buf, int size)
|
{
|
return (u8)shex_to_int(hex_buf, size);
|
}
|
/*
|
* Format buf:
|
* [0]: '0' write, '1' read(reserved)
|
* [1-2]: addr, hex
|
* [3-4]: length, hex
|
* [5-6]...[n-(n+1)]: data, hex
|
*/
|
static int fts_parse_buf(const char *buf, size_t cmd_len)
|
{
|
int length;
|
int i;
|
char *tmpbuf;
|
|
rw_op.reg = shex_to_u8(buf + 1, 2);
|
length = shex_to_int(buf + 3, 2);
|
|
if (buf[0] == '1') {
|
rw_op.len = length;
|
rw_op.type = RWREG_OP_READ;
|
FTS_DEBUG("read %02X, %d bytes", rw_op.reg, rw_op.len);
|
} else {
|
if (cmd_len < (length * 2 + 5)) {
|
pr_err("data invalided!\n");
|
return -EINVAL;
|
}
|
FTS_DEBUG("write %02X, %d bytes", rw_op.reg, length);
|
|
/* first byte is the register addr */
|
rw_op.type = RWREG_OP_WRITE;
|
rw_op.len = length + 1;
|
}
|
|
if (rw_op.len > 0) {
|
tmpbuf = (char *)kzalloc(rw_op.len, GFP_KERNEL);
|
if (!tmpbuf) {
|
FTS_ERROR("allocate memory failed!\n");
|
return -ENOMEM;
|
}
|
|
if (RWREG_OP_WRITE == rw_op.type) {
|
tmpbuf[0] = rw_op.reg & 0xFF;
|
FTS_DEBUG("write buffer: ");
|
for (i = 1; i < rw_op.len; i++) {
|
tmpbuf[i] = shex_to_u8(buf + 5 + i * 2 - 2, 2);
|
FTS_DEBUG("buf[%d]: %02X", i, tmpbuf[i] & 0xFF);
|
}
|
}
|
rw_op.opbuf = tmpbuf;
|
}
|
|
return rw_op.len;
|
}
|
|
static ssize_t fts_tprwreg_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
struct input_dev *input_dev = fts_data->input_dev;
|
ssize_t cmd_length = 0;
|
|
mutex_lock(&input_dev->mutex);
|
cmd_length = count - 1;
|
|
if (rw_op.opbuf) {
|
kfree(rw_op.opbuf);
|
rw_op.opbuf = NULL;
|
}
|
|
FTS_DEBUG("cmd len: %d, buf: %s", (int)cmd_length, buf);
|
/* compatible old ops */
|
if (2 == cmd_length) {
|
rw_op.type = RWREG_OP_READ;
|
rw_op.len = 1;
|
rw_op.reg = shex_to_int(buf, 2);
|
} else if (4 == cmd_length) {
|
rw_op.type = RWREG_OP_WRITE;
|
rw_op.len = 1;
|
rw_op.reg = shex_to_int(buf, 2);
|
rw_op.val = shex_to_int(buf + 2, 2);
|
} else if (cmd_length < 5) {
|
FTS_ERROR("Invalid cmd buffer");
|
mutex_unlock(&input_dev->mutex);
|
return -EINVAL;
|
} else {
|
rw_op.len = fts_parse_buf(buf, cmd_length);
|
}
|
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(1);
|
#endif
|
if (rw_op.len < 0) {
|
FTS_ERROR("cmd buffer error!");
|
|
} else {
|
if (RWREG_OP_READ == rw_op.type) {
|
if (rw_op.len == 1) {
|
u8 reg, val;
|
reg = rw_op.reg & 0xFF;
|
rw_op.res = fts_read_reg(reg, &val);
|
rw_op.val = val;
|
} else {
|
char reg;
|
reg = rw_op.reg & 0xFF;
|
|
rw_op.res = fts_read(®, 1, rw_op.opbuf, rw_op.len);
|
}
|
|
if (rw_op.res < 0) {
|
FTS_ERROR("Could not read 0x%02x", rw_op.reg);
|
} else {
|
FTS_INFO("read 0x%02x, %d bytes successful", rw_op.reg, rw_op.len);
|
rw_op.res = 0;
|
}
|
|
} else {
|
if (rw_op.len == 1) {
|
u8 reg, val;
|
reg = rw_op.reg & 0xFF;
|
val = rw_op.val & 0xFF;
|
rw_op.res = fts_write_reg(reg, val);
|
} else {
|
rw_op.res = fts_write(rw_op.opbuf, rw_op.len);
|
}
|
if (rw_op.res < 0) {
|
FTS_ERROR("Could not write 0x%02x", rw_op.reg);
|
|
} else {
|
FTS_INFO("Write 0x%02x, %d bytes successful", rw_op.val, rw_op.len);
|
rw_op.res = 0;
|
}
|
}
|
}
|
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(0);
|
#endif
|
mutex_unlock(&input_dev->mutex);
|
|
return count;
|
}
|
|
/* fts_upgrade_bin interface */
|
static ssize_t fts_fwupgradebin_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
return -EPERM;
|
}
|
|
static ssize_t fts_fwupgradebin_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
char fwname[FILE_NAME_LENGTH] = { 0 };
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
if ((count <= 1) || (count >= FILE_NAME_LENGTH - 32)) {
|
FTS_ERROR("fw bin name's length(%d) fail", (int)count);
|
return -EINVAL;
|
}
|
memset(fwname, 0, sizeof(fwname));
|
snprintf(fwname, FILE_NAME_LENGTH, "%s", buf);
|
fwname[count - 1] = '\0';
|
|
FTS_INFO("upgrade with bin file through sysfs node");
|
mutex_lock(&input_dev->mutex);
|
fts_upgrade_bin(fwname, 0);
|
mutex_unlock(&input_dev->mutex);
|
|
return count;
|
}
|
|
/* fts_force_upgrade interface */
|
static ssize_t fts_fwforceupg_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
return -EPERM;
|
}
|
|
static ssize_t fts_fwforceupg_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
char fwname[FILE_NAME_LENGTH];
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
if ((count <= 1) || (count >= FILE_NAME_LENGTH - 32)) {
|
FTS_ERROR("fw bin name's length(%d) fail", (int)count);
|
return -EINVAL;
|
}
|
memset(fwname, 0, sizeof(fwname));
|
snprintf(fwname, FILE_NAME_LENGTH, "%s", buf);
|
fwname[count - 1] = '\0';
|
|
FTS_INFO("force upgrade through sysfs node");
|
mutex_lock(&input_dev->mutex);
|
fts_upgrade_bin(fwname, 1);
|
mutex_unlock(&input_dev->mutex);
|
|
return count;
|
}
|
|
/* fts_driver_info interface */
|
static ssize_t fts_driverinfo_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
int count = 0;
|
struct fts_ts_data *ts_data = fts_data;
|
struct fts_ts_platform_data *pdata = ts_data->pdata;
|
struct input_dev *input_dev = ts_data->input_dev;
|
|
mutex_lock(&input_dev->mutex);
|
count += snprintf(buf + count, PAGE_SIZE, "Driver Ver:%s\n", FTS_DRIVER_VERSION);
|
|
count += snprintf(buf + count, PAGE_SIZE, "Resolution:(%d,%d)~(%d,%d)\n",
|
pdata->x_min, pdata->y_min, pdata->x_max, pdata->y_max);
|
|
count += snprintf(buf + count, PAGE_SIZE, "Max Touchs:%d\n", pdata->max_touch_number);
|
|
count += snprintf(buf + count, PAGE_SIZE, "reset gpio:%d,int gpio:%d,irq:%d\n",
|
pdata->reset_gpio, pdata->irq_gpio, ts_data->irq);
|
|
count += snprintf(buf + count, PAGE_SIZE, "IC ID:0x%02x%02x\n",
|
ts_data->ic_info.ids.chip_idh, ts_data->ic_info.ids.chip_idl);
|
mutex_unlock(&input_dev->mutex);
|
|
return count;
|
}
|
|
static ssize_t fts_driverinfo_store(struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
return -EPERM;
|
}
|
|
/* fts_dump_reg interface */
|
static ssize_t fts_dumpreg_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
int count = 0;
|
u8 val = 0;
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
mutex_lock(&input_dev->mutex);
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(1);
|
#endif
|
fts_read_reg(FTS_REG_POWER_MODE, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "Power Mode:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_FW_VER, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "FW Ver:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_LIC_VER, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "LCD Initcode Ver:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_IDE_PARA_VER_ID, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "Param Ver:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_IDE_PARA_STATUS, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "Param status:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_VENDOR_ID, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "Vendor ID:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_LCD_BUSY_NUM, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "LCD Busy Number:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_GESTURE_EN, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "Gesture Mode:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_CHARGER_MODE_EN, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "charge stat:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_INT_CNT, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "INT count:0x%02x\n", val);
|
|
fts_read_reg(FTS_REG_FLOW_WORK_CNT, &val);
|
count += snprintf(buf + count, PAGE_SIZE, "ESD count:0x%02x\n", val);
|
#if FTS_ESDCHECK_EN
|
fts_esdcheck_proc_busy(0);
|
#endif
|
|
mutex_unlock(&input_dev->mutex);
|
|
return count;
|
}
|
|
static ssize_t fts_dumpreg_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
return -EPERM;
|
}
|
|
/* fts_dump_reg interface */
|
static ssize_t fts_tpbuf_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
int count = 0;
|
int i = 0;
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
mutex_lock(&input_dev->mutex);
|
count += snprintf(buf + count, PAGE_SIZE, "touch point buffer:\n");
|
for (i = 0; i < fts_data->pnt_buf_size; i++) {
|
count += snprintf(buf + count, PAGE_SIZE, "%02x ", fts_data->point_buf[i]);
|
}
|
count += snprintf(buf + count, PAGE_SIZE, "\n");
|
mutex_unlock(&input_dev->mutex);
|
|
return count;
|
}
|
|
static ssize_t fts_tpbuf_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
return -EPERM;
|
}
|
|
/* fts_log_level interface */
|
static ssize_t fts_log_level_show(
|
struct device *dev, struct device_attribute *attr, char *buf)
|
{
|
int count = 0;
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
mutex_lock(&input_dev->mutex);
|
count += snprintf(buf + count, PAGE_SIZE, "log level:%d\n",
|
fts_data->log_level);
|
mutex_unlock(&input_dev->mutex);
|
|
return count;
|
}
|
|
static ssize_t fts_log_level_store(
|
struct device *dev,
|
struct device_attribute *attr, const char *buf, size_t count)
|
{
|
int value = 0;
|
struct input_dev *input_dev = fts_data->input_dev;
|
|
FTS_FUNC_ENTER();
|
mutex_lock(&input_dev->mutex);
|
sscanf(buf, "%d", &value);
|
FTS_DEBUG("log level:%d->%d", fts_data->log_level, value);
|
fts_data->log_level = value;
|
mutex_unlock(&input_dev->mutex);
|
FTS_FUNC_EXIT();
|
|
return count;
|
}
|
|
/* get the fw version example:cat fw_version */
|
static DEVICE_ATTR(fts_fw_version, S_IRUGO | S_IWUSR, fts_tpfwver_show, fts_tpfwver_store);
|
|
/* read and write register(s)
|
* All data type is **HEX**
|
* Single Byte:
|
* read: echo 88 > rw_reg ---read register 0x88
|
* write: echo 8807 > rw_reg ---write 0x07 into register 0x88
|
* Multi-bytes:
|
* [0:rw-flag][1-2: reg addr, hex][3-4: length, hex][5-6...n-n+1: write data, hex]
|
* rw-flag: 0, write; 1, read
|
* read: echo 10005 > rw_reg ---read reg 0x00-0x05
|
* write: echo 000050102030405 > rw_reg ---write reg 0x00-0x05 as 01,02,03,04,05
|
* Get result:
|
* cat rw_reg
|
*/
|
static DEVICE_ATTR(fts_rw_reg, S_IRUGO | S_IWUSR, fts_tprwreg_show, fts_tprwreg_store);
|
/* upgrade from fw bin file example:echo "*.bin" > fts_upgrade_bin */
|
static DEVICE_ATTR(fts_upgrade_bin, S_IRUGO | S_IWUSR, fts_fwupgradebin_show, fts_fwupgradebin_store);
|
static DEVICE_ATTR(fts_force_upgrade, S_IRUGO | S_IWUSR, fts_fwforceupg_show, fts_fwforceupg_store);
|
static DEVICE_ATTR(fts_driver_info, S_IRUGO | S_IWUSR, fts_driverinfo_show, fts_driverinfo_store);
|
static DEVICE_ATTR(fts_dump_reg, S_IRUGO | S_IWUSR, fts_dumpreg_show, fts_dumpreg_store);
|
static DEVICE_ATTR(fts_hw_reset, S_IRUGO | S_IWUSR, fts_hw_reset_show, fts_hw_reset_store);
|
static DEVICE_ATTR(fts_irq, S_IRUGO | S_IWUSR, fts_irq_show, fts_irq_store);
|
static DEVICE_ATTR(fts_boot_mode, S_IRUGO | S_IWUSR, fts_bootmode_show, fts_bootmode_store);
|
static DEVICE_ATTR(fts_touch_point, S_IRUGO | S_IWUSR, fts_tpbuf_show, fts_tpbuf_store);
|
static DEVICE_ATTR(fts_log_level, S_IRUGO | S_IWUSR, fts_log_level_show, fts_log_level_store);
|
|
/* add your attr in here*/
|
static struct attribute *fts_attributes[] = {
|
&dev_attr_fts_fw_version.attr,
|
&dev_attr_fts_rw_reg.attr,
|
&dev_attr_fts_dump_reg.attr,
|
&dev_attr_fts_upgrade_bin.attr,
|
&dev_attr_fts_force_upgrade.attr,
|
&dev_attr_fts_driver_info.attr,
|
&dev_attr_fts_hw_reset.attr,
|
&dev_attr_fts_irq.attr,
|
&dev_attr_fts_boot_mode.attr,
|
&dev_attr_fts_touch_point.attr,
|
&dev_attr_fts_log_level.attr,
|
NULL
|
};
|
|
static struct attribute_group fts_attribute_group = {
|
.attrs = fts_attributes
|
};
|
|
int fts_create_sysfs(struct fts_ts_data *ts_data)
|
{
|
int ret = 0;
|
|
ret = sysfs_create_group(&ts_data->dev->kobj, &fts_attribute_group);
|
if (ret) {
|
FTS_ERROR("[EX]: sysfs_create_group() failed!!");
|
sysfs_remove_group(&ts_data->dev->kobj, &fts_attribute_group);
|
return -ENOMEM;
|
} else {
|
FTS_INFO("[EX]: sysfs_create_group() succeeded!!");
|
}
|
|
return ret;
|
}
|
|
int fts_remove_sysfs(struct fts_ts_data *ts_data)
|
{
|
sysfs_remove_group(&ts_data->dev->kobj, &fts_attribute_group);
|
return 0;
|
}
|
