int sprd_flash_high_light(void)
{
struct flashlight_device* flash_ptr = NULL;
flash_ptr = sprd_get_flashlight_by_name();
printk("sprd_flash_high_light kanas w \n");
flashlight_strobe(flash_ptr);
return 0;
}
static ssize_t reg_debug_write(struct file *filp,
const char __user *ubuf, size_t cnt,
loff_t *ppos)
{
struct rt_debug_st *st = filp->private_data;
struct rt8547_chip *di = st->info;
char lbuf[32];
int rc;
long int param[5];
if (cnt > sizeof(lbuf) - 1)
return -EINVAL;
rc = copy_from_user(lbuf, ubuf, cnt);
if (rc)
return -EFAULT;
lbuf[cnt] = '\0';
switch (st->id) {
case RT8547_DBG_REG:
rc = get_parameters(lbuf, param, 1);
if ((param[0] < RT8547_FLED_REGMAX) && (rc == 0)) {
if ((param[0] >= RT8547_FLED_REG0
&& param[0] <= RT8547_FLED_REG3))
di->reg_addr = (unsigned char)param[0];
else
rc = -EINVAL;
} else
rc = -EINVAL;
break;
case RT8547_DBG_DATA:
rc = get_parameters(lbuf, param, 1);
if ((param[0] <= 0xff) && (rc == 0)) {
rt8547_send_data(di, di->reg_addr,
(unsigned char)param[0]);
} else
rc = -EINVAL;
break;
case RT8547_DBG_FLED:
if (!di->fled_dev)
di->fled_dev = find_flashlight_by_name("rt-flash-led");
rc = get_parameters(lbuf, param, 1);
if ((param[0] <= FLASHLIGHT_MODE_FLASH) && (rc == 0)
&& di->fled_dev) {
switch (param[0]) {
case FLASHLIGHT_MODE_TORCH:
flashlight_set_torch_brightness(di->fled_dev,
2);
flashlight_set_mode(di->fled_dev,
FLASHLIGHT_MODE_TORCH);
break;
case FLASHLIGHT_MODE_FLASH:
flashlight_set_strobe_timeout(di->fled_dev,
256, 256);
flashlight_set_strobe_brightness(di->fled_dev,
18);
flashlight_set_mode(di->fled_dev,
FLASHLIGHT_MODE_FLASH);
flashlight_strobe(di->fled_dev);
break;
case FLASHLIGHT_MODE_OFF:
flashlight_set_mode(di->fled_dev,
FLASHLIGHT_MODE_OFF);
break;
}
} else
rc = -EINVAL;
break;
default:
return -EINVAL;
}
if (rc == 0)
rc = cnt;
return rc;
}
