static ssize_t lm3533_bl_store_on_off(struct device *dev,
struct device_attribute *attr,
const char *buf,
size_t count)
{
int on_off;
struct i2c_client *client = to_i2c_client(dev);
struct lm3533_device *lm3533_dev = i2c_get_clientdata(client);
if (!count) {
dev_err(&client->dev, "Invalide arguemnt..\n");
return -EINVAL;
}
dev_dbg(&client->dev, "previous backlight_status: %s\n",
lm3533_dev->bl_status ? "On" : "Off");
on_off = simple_strtoul(buf, NULL, 10);
dev_dbg(&client->dev, "stored argument is %d", on_off);
if (on_off == 1) {
mutex_lock(&lm3533dev->bl_mutex_saved);
lm3533_backlight_on(client, lm3533_dev->saved_main_lcd_level);
mutex_unlock(&lm3533dev->bl_mutex_saved);
}
else if (on_off == 0) {
lm3533_backlight_off(client);
}
return count;
}
void lm3533_lcd_backlight_set_level(int level)
{
if (level > MAX_BRIGHTNESS_lm3533)
level = MAX_BRIGHTNESS_lm3533;
if (lm3533_i2c_client != NULL) {
if (level == 0) {
#if defined(CONFIG_FB_MSM_MIPI_LGIT_CMD_WVGA_INVERSE_PT_PANEL) || \
defined(CONFIG_FB_MSM_MIPI_LGIT_VIDEO_WVGA_INVERSE_PT_PANEL) || \
!defined(CONFIG_HAS_EARLYSUSPEND)
lm3533_backlight_off();
#else
lm3533_backlight_off(h);
#endif
} else {
lm3533_backlight_on(level);
}
} else {
pr_err("%s(): No client\n", __func__);
}
}
static int lm3533_bl_suspend(struct i2c_client *client, pm_message_t state)
{
printk(KERN_INFO"%s: new state: %d\n", __func__, state.event);
#if defined(CONFIG_FB_MSM_MIPI_LGIT_CMD_WVGA_INVERSE_PT_PANEL) || \
defined(CONFIG_FB_MSM_MIPI_LGIT_VIDEO_WVGA_INVERSE_PT_PANEL) || \
!defined(CONFIG_HAS_EARLYSUSPEND)
lm3533_lcd_backlight_set_level(saved_main_lcd_level);
#else
lm3533_backlight_off(h);
#endif
return 0;
}
static void lm3533_lcd_backlight_set_level(struct i2c_client *client, int level)
{
if (level > LM3533_BL_MAX_BRIGHTNESS)
level = LM3533_BL_MAX_BRIGHTNESS;
if (client != NULL) {
if (level == 0) {
lm3533_backlight_off(client);
} else {
lm3533_backlight_on(client, level);
}
} else {
printk("%s : No i2c client\n", __func__);
}
}
int lm3533_bl_onoff_ForHM(struct device *dev,int on_off)
{
int ret=0;
struct i2c_client *client = to_i2c_client(dev);
struct lm3533_device *lm3533_dev = i2c_get_clientdata(client);
if ((on_off == 1) && (lm3533_dev->bl_status == BL_OFF)) {
lm3533_backlight_on(client, saved_level_for_ssd2825);
ret=2;
}
else if ((on_off == 0) && (lm3533_dev->bl_status == BL_ON)) {
saved_level_for_ssd2825=lm3533_dev->saved_main_lcd_level;
lm3533_backlight_off(client);
ret=1;
}
else if ((on_off == 0) && (lm3533_dev->bl_status == BL_OFF)) ret=0;
else if ((on_off == 1) && (lm3533_dev->bl_status == BL_ON)) ret=0;
return ret;
}
int lm3533_bl_custom_on_off(struct device *dev,int on_off)
{
int ret = 0;
struct i2c_client *client = to_i2c_client(dev);
struct lm3533_device *lm3533_dev = i2c_get_clientdata(client);
if ((on_off == 1) && (lm3533_dev->bl_status == BL_OFF)) {
mutex_lock(&lm3533dev->bl_mutex_saved);
lm3533_backlight_on(client, lm3533_dev->saved_main_lcd_level);
mutex_unlock(&lm3533dev->bl_mutex_saved);
ret = 2;
} else if ((on_off == 0) && (lm3533_dev->bl_status == BL_ON)) {
lm3533_backlight_off(client);
ret = 1;
}
else if ((on_off == 0) && (lm3533_dev->bl_status == BL_OFF)) ret = 0;
else if ((on_off == 1) && (lm3533_dev->bl_status == BL_ON)) ret = 0;
return ret;
}
int lm3533_bl_onoff_ForHM(struct device *dev,int on_off)
{
int ret=0;
struct i2c_client *client = to_i2c_client(dev);
struct lm3533_device *lm3533_dev = i2c_get_clientdata(client);
//printk("%s *** on_off : %d , lm3533_dev->bl_status:%d , current level:%d, saved level:%d \n",
//__func__, on_off, lm3533_dev->bl_status,lm3533_dev->cur_main_lcd_level,lm3533_dev->saved_main_lcd_level);
if ((on_off == 1) && (lm3533_dev->bl_status == BL_OFF)) {
lm3533_backlight_on(client, saved_level_for_ssd2825);
ret=2;
}
else if ((on_off == 0) && (lm3533_dev->bl_status == BL_ON)) {
saved_level_for_ssd2825=lm3533_dev->saved_main_lcd_level;
lm3533_backlight_off(client);
ret=1;
}
else if ((on_off == 0) && (lm3533_dev->bl_status == BL_OFF)) ret=0;
else if ((on_off == 1) && (lm3533_dev->bl_status == BL_ON)) ret=0;
return ret;
}
static int lm3533_bl_shutdown(struct i2c_client *i2c_dev)
{
dev_info(&i2c_dev->dev, "***** %s\n", __func__);
lm3533_backlight_off(i2c_dev);
return 0;
}
