static int __pmic8058_kp_scan_matrix(struct pmic8058_kp *kp, u16 *new_state,
u16 *old_state)
{
int row, col, code;
for (row = 0; row < kp->pdata->num_rows; row++) {
int bits_changed = new_state[row] ^ old_state[row];
if (!bits_changed)
continue;
for (col = 0; col < kp->pdata->num_cols; col++) {
if (!(bits_changed & (1 << col)))
continue;
dev_dbg(kp->dev, "key [%d:%d] %s\n", row, col,
!(new_state[row] & (1 << col)) ?
"pressed" : "released");
code = MATRIX_SCAN_CODE(row, col, PM8058_ROW_SHIFT);
input_event(kp->input, EV_MSC, MSC_SCAN, code);
input_report_key(kp->input,
kp->keycodes[code],
!(new_state[row] & (1 << col)));
input_sync(kp->input);
#if defined (CONFIG_TARGET_LOCALE_USA)
pr_info("key [%d:%d] %s\n", row, col,
!(new_state[row] & (1 << col)) ?
"pressed" : "released");
#else
pr_info("key [%d:%d] %s keycode [%d]\n", row, col,
!(new_state[row] & (1 << col)) ?
"pressed" : "released", kp->keycodes[code]);
#endif
#if defined (CONFIG_TOUCHSCREEN_MELFAS)
#if defined (CONFIG_KOR_MODEL_SHV_E120L) || defined (CONFIG_KOR_MODEL_SHV_E120S) || defined (CONFIG_KOR_MODEL_SHV_E120K) || defined(CONFIG_KOR_MODEL_SHV_E160S) || defined(CONFIG_KOR_MODEL_SHV_E160K) || defined(CONFIG_KOR_MODEL_SHV_E160L)
if(!(new_state[row] & (1 << col)) && (kp->keycodes[code] == KEY_HOME)){
TSP_force_released();
}
#endif
#endif
#if defined(CONFIG_SEC_DEBUG)
sec_debug_check_crash_key(kp->keycodes[code], !(new_state[row] & (1 << col)));
#endif
}
}
return 0;
}
static int
melfas_fb_notifier_callback(struct notifier_block *self,
unsigned long event, void *fb_evdata)
{
struct melfas_ts_data *data;
struct fb_event *evdata = fb_evdata;
int blank;
/* If we aren't interested in this event, skip it immediately ... */
if (event != FB_EVENT_BLANK)
return 0;
data = container_of(self, struct melfas_ts_data, fb_notif);
blank = *(int *)evdata->data;
switch (blank) {
case FB_BLANK_UNBLANK:
if (tsp_enabled == 0) {
data->power(true);
enable_irq(data->client->irq);
tsp_enabled = 1;
} else {
pr_err("[TSP] touchscreen already on\n");
}
break;
case FB_BLANK_POWERDOWN:
TSP_force_released();
if (tsp_enabled == 1) {
disable_irq(data->client->irq);
data->power(false);
tsp_enabled = 0;
} else {
pr_err("[TSP] touchscreen already off\n");
}
break;
default:
break;
}
return 0;
}
static void melfas_ts_get_data(struct work_struct *work)
{
struct melfas_ts_data *ts =
container_of(work, struct melfas_ts_data, work);
int ret = 0, i;
int _touch_is_pressed;
u8 read_num = 0, FingerID = 0;
u8 buf[TS_READ_REGS_LEN];
int pre_status = 0;
ret = melfas_i2c_read(ts->client,
TS_READ_START_ADDR, 1, &read_num);
if (ret < 0) {
pr_err("%s: i2c failed(%d)\n", __func__, __LINE__);
return ;
}
if (read_num > 0) {
ret = melfas_i2c_read(ts->client,
TS_READ_START_ADDR2, read_num, buf);
if (ret < 0) {
pr_err("%s: i2c failed(%d)\n", \
__func__, __LINE__);
return ;
}
switch (buf[0]) {
case TSP_STATUS_ESD:
printk(KERN_DEBUG "[TSP] ESD protection.\n");
disable_irq_nosync(ts->client->irq);
ts->power(0);
TSP_force_released();
mdelay(200);
ts->power(1);
mdelay(200);
enable_irq(ts->client->irq);
return ;
default:
break;
}
if (read_num % 8 != 0) {
pr_err("[TSP] incorrect read_num %d\n", read_num);
read_num = (read_num / 8) * 8;
}
for (i = 0; i < read_num; i = i + 8) {
FingerID = (buf[i] & 0x0F) - 1;
g_Mtouch_info[FingerID].posX =
(uint16_t) (buf[i + 1] & 0x0F) << 8 | buf[i + 2];
g_Mtouch_info[FingerID].posY =
(uint16_t) (buf[i + 1] & 0xF0) << 4 | buf[i + 3];
#if !defined(CONFIG_MACH_C1) && !defined(CONFIG_MACH_C1VZW) && \
!defined(CONFIG_MACH_M0) && \
!defined(CONFIG_MACH_SLP_PQ) && \
!defined(CONFIG_MACH_SLP_PQ_LTE) && \
!defined(CONFIG_MACH_M3)
g_Mtouch_info[FingerID].posX =
720 - g_Mtouch_info[FingerID].posX;
g_Mtouch_info[FingerID].posY =
1280 - g_Mtouch_info[FingerID].posY;
#endif
g_Mtouch_info[FingerID].width = buf[i + 4];
g_Mtouch_info[FingerID].angle =
(buf[i + 5] >=
127) ? (-(256 - buf[i + 5])) : buf[i + 5];
g_Mtouch_info[FingerID].major = buf[i + 6];
g_Mtouch_info[FingerID].minor = buf[i + 7];
g_Mtouch_info[FingerID].palm = (buf[i] & 0x10) >> 4;
pre_status = g_Mtouch_info[FingerID].status;
if ((buf[i] & 0x80) == 0) {
g_Mtouch_info[FingerID].strength = 0;
g_Mtouch_info[FingerID].status =
TSP_STATE_RELEASE;
} else {
g_Mtouch_info[FingerID].strength = buf[i + 4];
if (TSP_STATE_PRESS == \
g_Mtouch_info[FingerID].status)
g_Mtouch_info[FingerID].status =
TSP_STATE_MOVE;
else
g_Mtouch_info[FingerID].status =
TSP_STATE_PRESS;
}
/*g_Mtouch_info[FingerID].width = buf[i + 5];*/
}
}
