static ssize_t ps_enable_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
int ps_en;
struct al3006_info *lpi = lp_info;
ps_en = -1;
sscanf(buf, "%d", &ps_en);
if (ps_en != 0 && ps_en != 1
&& ps_en != 10 && ps_en != 13 && ps_en != 16)
return -EINVAL;
if (ps_en) {
D("[AL3006] %s: ps_en=%d\n",
__func__, ps_en);
psensor_enable(lpi);
} else
psensor_disable(lpi);
D("[AL3006] %s\n", __func__);
return count;
}
static void ltr558_late_resume(struct early_suspend *h)
{
struct ltr558_info *lpi = lp_info;
D("[ltr558] %s\n", __func__);
if (lpi->als_enable){
lpi->gainrange = ALS_RANGE2_64K;
lightsensor_enable(lpi);
}
if (lpi->ps_enable){
D("[ltr558] resume ps enabled\n");
#if 1
if(lpi->ps_irq_flag)
{
disable_irq_nosync(lpi->irq);
lpi->ps_irq_flag = 0;
}
#endif
lpi->gainrange = ALS_RANGE2_64K;
lpi->gainrange = PS_RANGE1;
psensor_enable(lpi);
}
}
static long psensor_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
int val;
struct al3006_info *lpi = lp_info;
D("[AL3006] %s cmd %d\n", __func__, _IOC_NR(cmd));
switch (cmd) {
case DYNA_AL3006_PSENSOR_IOCTL_ENABLE:
if (get_user(val, (unsigned long __user *)arg))
return -EFAULT;
if (val)
return psensor_enable(lpi);
else
return psensor_disable(lpi);
break;
case DYNA_AL3006_PSENSOR_IOCTL_GET_ENABLED:
return put_user(lpi->ps_enable, (unsigned long __user *)arg);
break;
default:
pr_err("[AL3006 error]%s: invalid cmd %d\n",
__func__, _IOC_NR(cmd));
return -EINVAL;
}
}
static int ltr558_dev_init(struct ltr558_info *lpi)
{
int error;
int init_ps_gain;
int init_als_gain;
mdelay(600);
// Enable PS to Gain1 at startup
init_ps_gain = PS_RANGE1;
lpi->gainrange = init_ps_gain;
error = psensor_enable(lpi);
if (error < 0)
goto out;
// Enable ALS to Full Range at startup
init_als_gain = ALS_RANGE2_64K;
lpi->gainrange = init_als_gain;
error = lightsensor_enable(lpi);
if (error < 0)
goto out;
error = 0;
out:
return error;
}
static void al3006_late_resume(struct early_suspend *h)
{
struct al3006_info *lpi = lp_info;
D("[AL3006] %s\n", __func__);
if (lpi->als_enable)
lightsensor_enable(lpi);
if (lpi->ps_enable){
D("3006 resume ps enabled\n");
#if 1
if(lpi->ps_irq_flag)
{
disable_irq_nosync(lpi->irq);
lpi->ps_irq_flag = 0;
}
#endif
psensor_enable(lpi);
}
}
