static int check_debug_data(struct melfas_ts_data *ts)
{
u8 write_buffer[6];
u8 read_buffer[2];
int sensing_line, exciting_line;
int gpio = ts->pdata->gpio_int;
int count = 0;
disable_irq(ts->client->irq);
/* enter the debug mode */
write_buffer[0] = 0xB0;
write_buffer[1] = 0x1A;
write_buffer[2] = 0x0;
write_buffer[3] = 0x0;
write_buffer[4] = 0x0;
write_buffer[5] = 0x01;
melfas_i2c_write(ts->client, (char *)write_buffer, 6);
/* wating for the interrupt */
while (gpio_get_value(gpio)) {
pr_info(".");
udelay(100);
count++;
if (count == 100000) {
enable_irq(ts->client->irq);
return -1;
}
}
if (debug_print)
pr_info("[TSP] read dummy\n");
/* read the dummy data */
melfas_i2c_read(ts->client, 0xBF, 2, read_buffer);
if (debug_print)
pr_info("[TSP] read inspenction data\n");
write_buffer[5] = 0x02;
for (sensing_line = 0; sensing_line < X_LINE; sensing_line++) {
for (exciting_line = 0; exciting_line < Y_LINE;\
exciting_line++) {
write_buffer[2] = exciting_line;
write_buffer[3] = sensing_line;
melfas_i2c_write(ts->client, (char *)write_buffer, 6);
melfas_i2c_read(ts->client, 0xBF, 2, read_buffer);
reference_data[exciting_line + sensing_line * Y_LINE] =
(read_buffer[1] & 0xf) << 8 | read_buffer[0];
}
}
pr_info("[TSP] Reading data end.\n");
msleep(200);
melfas_ts_suspend(ts->client, PMSG_SUSPEND);
msleep(200);
melfas_ts_resume(ts->client);
enable_irq(ts->client->irq);
return 0;
}
static void melfas_ts_early_suspend(struct early_suspend *h)
{
struct melfas_ts_data *ts;
ts = container_of(h, struct melfas_ts_data, early_suspend);
melfas_ts_suspend(ts->client, PMSG_SUSPEND);
}
static ssize_t
set_all_refer_mode_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
int status = 0;
int i;
struct melfas_ts_data *ts = dev_get_drvdata(dev);
if (!tsp_enabled)
return 0;
for (i = 0; i < 3; i++) {
if (!check_debug_data(ts)) {
status = 0;
break;
} else {
pr_info("[TSP] check_debug_data Error try=%d", i);
msleep(200);
melfas_ts_suspend(ts->client, PMSG_SUSPEND);
msleep(200);
melfas_ts_resume(ts->client);
msleep(300);
status = 1;
}
}
if (!status) {
for (i = 0; i < X_LINE * Y_LINE; i++) {
/* out of range */
if (reference_data[i] < 30) {
status = 1;
break;
}
if (debug_print) {
if (0 == i % X_LINE)
pr_info("[TSP]\n");
pr_info("[TSP] %5u ", reference_data[i]);
}
}
} else {
pr_info
("[TSP] all_refer_show func & check_debug_data error[%d]",
status);
return sprintf(buf, "%u\n", status);
}
pr_info("[TSP] all_refer_show func [%d]", status);
return sprintf(buf, "%u\n", status);
}
static ssize_t set_tsp_module_off_show(struct device *dev, struct device_attribute *attr, char *buf)
{
int ret;
struct melfas_ts_data *ts = dev_get_drvdata(dev);
ret = melfas_ts_suspend(ts->client, PMSG_SUSPEND);
if (ret = 0)
*buf = '1';
else
*buf = '0';
return 0;
}
static void check_intensity_data(struct melfas_ts_data *ts, int num)
{
u8 write_buffer[6];
u8 read_buffer[2];
int sensing_line, exciting_line;
int gpio = ts->pdata->gpio_int;
int i = 0, ret;
if (0 == reference_data[0]) {
disable_irq(ts->client->irq);
/* enter the debug mode */
write_buffer[0] = 0xB0;
write_buffer[1] = 0x1A;
write_buffer[2] = 0x0;
write_buffer[3] = 0x0;
write_buffer[4] = 0x0;
write_buffer[5] = 0x01;
melfas_i2c_write(ts->client, (char *)write_buffer, 6);
/* wating for the interrupt*/
while (gpio_get_value(gpio)) {
pr_info(".");
udelay(100);
}
/* read the dummy data */
melfas_i2c_read(ts->client, 0xBF, 2, read_buffer);
if (debug_print)
pr_info("[TSP] read the dummy data\n");
write_buffer[5] = 0x07;
for (sensing_line = 0; sensing_line < X_LINE; sensing_line++) {
for (exciting_line = 0; exciting_line < Y_LINE;
exciting_line++) {
write_buffer[2] = exciting_line;
write_buffer[3] = sensing_line;
melfas_i2c_write(ts->client,
(char *)write_buffer, 6);
melfas_i2c_read(ts->client, 0xBF, 2,
read_buffer);
reference_data[exciting_line +
sensing_line * Y_LINE] =
(read_buffer[1] & 0xf) << 8
| read_buffer[0];
}
}
msleep(200);
melfas_ts_suspend(ts->client, PMSG_SUSPEND);
msleep(200);
melfas_ts_resume(ts->client);
msleep(100);
enable_irq(ts->client->irq);
msleep(100);
}
disable_irq(ts->client->irq);
release_all_fingers(ts);
write_buffer[0] = 0xB0;
write_buffer[1] = 0x1A;
write_buffer[2] = 0x0;
write_buffer[3] = 0x0;
write_buffer[4] = 0x0;
write_buffer[5] = 0x04;
for (sensing_line = 0; sensing_line < X_LINE; sensing_line++) {
for (exciting_line = 0; exciting_line < Y_LINE;\
exciting_line++) {
write_buffer[2] = exciting_line;
write_buffer[3] = sensing_line;
melfas_i2c_write(ts->client, (char *)write_buffer, 6);
melfas_i2c_read(ts->client, 0xBF, 2, read_buffer);
intensity_data[exciting_line + sensing_line * Y_LINE] =
(read_buffer[1] & 0xf) << 8 | read_buffer[0];
}
}
enable_irq(ts->client->irq);
}
static void check_intensity_data(struct melfas_ts_data *ts)
{
u8 write_buffer[6];
u8 read_buffer[2];
int sensing_line, exciting_line;
int gpio = ts->client->irq - NR_MSM_IRQS;
disable_irq(ts->client->irq);
if (0 == inspection_data[0]) {
/* enter the debug mode */
write_buffer[0] = 0xA0;
write_buffer[1] = 0x1A;
write_buffer[2] = 0x0;
write_buffer[3] = 0x0;
write_buffer[4] = 0x0;
write_buffer[5] = 0x01;
melfas_i2c_write(ts->client, (char *)write_buffer, 6);
/* wating for the interrupt*/
while (gpio_get_value(gpio)) {
printk(".");
udelay(100);
}
/* read the dummy data */
melfas_i2c_read(ts->client, 0xA8, 2, read_buffer);
write_buffer[5] = 0x02;
for (sensing_line = 0; sensing_line < 14; sensing_line++) {
for (exciting_line =0; exciting_line < 26; exciting_line++) {
write_buffer[2] = exciting_line;
write_buffer[3] = sensing_line;
melfas_i2c_write(ts->client, (char *)write_buffer, 6);
melfas_i2c_read(ts->client, 0xA8, 2, read_buffer);
inspection_data[exciting_line + sensing_line * 26] =
(read_buffer[1] & 0xf) << 8 | read_buffer[0];
}
}
melfas_ts_suspend(ts->client, PMSG_SUSPEND);
msleep(200);
melfas_ts_resume(ts->client);
}
write_buffer[0] = 0xA0;
write_buffer[1] = 0x1A;
write_buffer[4] = 0x0;
write_buffer[5] = 0x04;
for (sensing_line = 0; sensing_line < 14; sensing_line++) {
for (exciting_line =0; exciting_line < 26; exciting_line++) {
write_buffer[2] = exciting_line;
write_buffer[3] = sensing_line;
melfas_i2c_write(ts->client, (char *)write_buffer, 6);
melfas_i2c_read(ts->client, 0xA8, 2, read_buffer);
lntensity_data[exciting_line + sensing_line * 26] =
(read_buffer[1] & 0xf) << 8 | read_buffer[0];
}
}
enable_irq(ts->client->irq);
/*
pr_info("[TSP] lntensity data");
int i;
for (i = 0; i < 14*16; i++) {
if (0 == i % 26)
printk("\n");
printk("%2u, ", lntensity_data[i]);
}
*/
}