1 files changed, 209 insertions, 181 deletions

diff --git a/drivers/video/samsung/s3cfb_s6e8aa0.c b/drivers/video/samsung/s3cfb_s6e8aa0.c
index ff94492..00b543e 100644
--- a/drivers/video/samsung/s3cfb_s6e8aa0.c
+++ b/drivers/video/samsung/s3cfb_s6e8aa0.c
@@ -88,7 +88,7 @@ struct lcd_info {
 	unsigned int			bl;
 	unsigned int			auto_brightness;
 	unsigned int			acl_enable;
-	unsigned int			cur_acl;
+	unsigned int			current_acl;
 	unsigned int			current_bl;
 	unsigned int			current_elvss;
 
@@ -131,6 +131,7 @@ struct lcd_info {
 #ifdef CONFIG_AID_DIMMING
 static const unsigned int candela_table[GAMMA_MAX] = {
 	 20,  30,  40,  50,  60,  70,  80,  90, 100,
+	102, 104, 106, 108,
 	110, 120, 130, 140, 150, 160, 170, 180,
 	182, 184, 186, 188,
 	190, 200, 210, 220, 230, 240, 250, MAX_GAMMA-1
@@ -138,9 +139,9 @@ static const unsigned int candela_table[GAMMA_MAX] = {
 
 static unsigned int aid_candela_table[GAMMA_MAX] = {
 	base_20to100, base_20to100, base_20to100, base_20to100, base_20to100, base_20to100, base_20to100, base_20to100, base_20to100,
-	AOR40_BASE_110, AOR40_BASE_120, AOR40_BASE_130, AOR40_BASE_140, AOR40_BASE_150,
-	AOR40_BASE_160, AOR40_BASE_170, AOR40_BASE_180, AOR40_BASE_182, AOR40_BASE_184,
-	AOR40_BASE_186, AOR40_BASE_188,
+	AOR40_BASE_102, AOR40_BASE_104, AOR40_BASE_106, AOR40_BASE_108,
+	AOR40_BASE_110, AOR40_BASE_120, AOR40_BASE_130, AOR40_BASE_140, AOR40_BASE_150, AOR40_BASE_160, AOR40_BASE_170, AOR40_BASE_180,
+	AOR40_BASE_182, AOR40_BASE_184, AOR40_BASE_186, AOR40_BASE_188,
 	190, 200, 210, 220, 230, 240, 250, MAX_GAMMA-1
 };
 
@@ -181,6 +182,9 @@ static unsigned int elvss_offset_table[ELVSS_STATUS_MAX] = {
 };
 #endif
 
+extern void (*lcd_early_suspend)(void);
+extern void (*lcd_late_resume)(void);
+
 #if defined(GPIO_OLED_DET)
 static void oled_detection_work(struct work_struct *work)
 {
@@ -286,76 +290,100 @@ static int get_backlight_level_from_brightness(int brightness)
 
 	switch (brightness) {
 	case 0 ... 29:
-		backlightlevel = GAMMA_30CD; //GAMMA_20CD;
+		backlightlevel = GAMMA_20CD;
 		break;
 	case 30 ... 39:
-		backlightlevel = GAMMA_40CD; //GAMMA_30CD;
+		backlightlevel = GAMMA_30CD;
 		break;
 	case 40 ... 49:
-		backlightlevel = GAMMA_50CD; //GAMMA_40CD;
+		backlightlevel = GAMMA_40CD;
 		break;
 	case 50 ... 59:
-		backlightlevel = GAMMA_60CD; //GAMMA_50CD;
+		backlightlevel = GAMMA_50CD;
 		break;
 	case 60 ... 69:
-		backlightlevel = GAMMA_70CD; //GAMMA_60CD;
+		backlightlevel = GAMMA_60CD;
 		break;
 	case 70 ... 79:
-		backlightlevel = GAMMA_80CD; //GAMMA_70CD;
+		backlightlevel = GAMMA_70CD;
 		break;
 	case 80 ... 89:
-		backlightlevel = GAMMA_90CD; //GAMMA_80CD;
+		backlightlevel = GAMMA_80CD;
 		break;
 	case 90 ... 99:
-		backlightlevel = GAMMA_100CD; //GAMMA_90CD;
+		backlightlevel = GAMMA_90CD;
+		break;
+	case 100 ... 101:
+		backlightlevel = GAMMA_100CD;
+		break;
+	case 102 ... 103:
+		backlightlevel = GAMMA_102CD;
+		break;
+	case 104 ... 105:
+		backlightlevel = GAMMA_104CD;
+		break;
+	case 106 ... 107:
+		backlightlevel = GAMMA_106CD;
 		break;
-	case 100 ... 109:
-		backlightlevel = GAMMA_110CD; //GAMMA_100CD;
+	case 108 ... 109:
+		backlightlevel = GAMMA_108CD;
 		break;
 	case 110 ... 119:
-		backlightlevel = GAMMA_130CD; //GAMMA_110CD;
+		backlightlevel = GAMMA_110CD;
 		break;
 	case 120 ... 129:
-		backlightlevel = GAMMA_140CD; //GAMMA_120CD;
+		backlightlevel = GAMMA_120CD;
 		break;
 	case 130 ... 139:
-		backlightlevel = GAMMA_150CD; //GAMMA_130CD;
+		backlightlevel = GAMMA_130CD;
 		break;
 	case 140 ... 149:
-		backlightlevel = GAMMA_160CD; //GAMMA_140CD;
+		backlightlevel = GAMMA_140CD;
 		break;
 	case 150 ... 159:
-		backlightlevel = GAMMA_180CD; //GAMMA_150CD;
+		backlightlevel = GAMMA_150CD;
 		break;
 	case 160 ... 169:
-		backlightlevel = GAMMA_190CD; //GAMMA_160CD;
+		backlightlevel = GAMMA_160CD;
 		break;
 	case 170 ... 179:
-		backlightlevel = GAMMA_200CD; //GAMMA_170CD;
+		backlightlevel = GAMMA_170CD;
 		break;
-	case 180 ... 189:
-		backlightlevel = GAMMA_210CD;
+	case 180 ... 181:
+		backlightlevel = GAMMA_180CD;
+		break;
+	case 182 ... 183:
+		backlightlevel = GAMMA_182CD;
+		break;
+	case 184 ... 185:
+		backlightlevel = GAMMA_184CD;
+		break;
+	case 186 ... 187:
+		backlightlevel = GAMMA_186CD;
+		break;
+	case 188 ... 189:
+		backlightlevel = GAMMA_188CD;
 		break;
 	case 190 ... 199:
-		backlightlevel = GAMMA_220CD; //GAMMA_190CD;
+		backlightlevel = GAMMA_190CD;
 		break;
 	case 200 ... 209:
-		backlightlevel = GAMMA_230CD; //GAMMA_200CD;
+		backlightlevel = GAMMA_200CD;
 		break;
 	case 210 ... 219:
-		backlightlevel = GAMMA_240CD; //GAMMA_210CD;
+		backlightlevel = GAMMA_210CD;
 		break;
 	case 220 ... 229:
-		backlightlevel = GAMMA_240CD; //GAMMA_220CD;
+		backlightlevel = GAMMA_220CD;
 		break;
 	case 230 ... 239:
-		backlightlevel = GAMMA_250CD; //GAMMA_230CD;
+		backlightlevel = GAMMA_230CD;
 		break;
 	case 240 ... 249:
-		backlightlevel = GAMMA_250CD; //GAMMA_240CD;
+		backlightlevel = GAMMA_240CD;
 		break;
 	case 250 ... 254:
-		backlightlevel = GAMMA_300CD; //GAMMA_250CD;
+		backlightlevel = GAMMA_250CD;
 		break;
 	case 255:
 		backlightlevel = GAMMA_300CD;
@@ -367,14 +395,24 @@ static int get_backlight_level_from_brightness(int brightness)
 	return backlightlevel;
 }
 
-static int s6e8ax0_aid_parameter_ctl(struct lcd_info *lcd , u8 force)
+static int s6e8ax0_aid_parameter_ctl(struct lcd_info *lcd, u8 force)
 {
-	if (likely(lcd->support_aid)) {
-		if ((lcd->f8[lcd->bl][0x12] != lcd->f8[lcd->current_bl][0x12]) ||
-			(lcd->f8[lcd->bl][0x01] != lcd->f8[lcd->current_bl][0x01]) || (force))
-			s6e8ax0_write(lcd, lcd->f8[lcd->bl], AID_PARAM_SIZE);
-	}
+	if (unlikely(!lcd->support_aid))
+		goto exit;
+
+	if (force)
+		goto aid_update;
+	else if (aid_command_table[lcd->bl][0] != aid_command_table[lcd->current_bl][0])
+		goto aid_update;
+	else if (aid_command_table[lcd->bl][1] != aid_command_table[lcd->current_bl][1])
+		goto aid_update;
+	else
+		goto exit;
 
+aid_update:
+	s6e8ax0_write(lcd, lcd->f8[lcd->bl], AID_PARAM_SIZE);
+
+exit:
 	return 0;
 }
 #else
@@ -414,149 +452,112 @@ static int s6e8ax0_gamma_ctl(struct lcd_info *lcd)
 }
 
 #if defined(CONFIG_S6E8AA0_AMS529HA01)
-static int s6e8ax0_set_acl(struct lcd_info *lcd)
+static int s6e8ax0_set_acl(struct lcd_info *lcd, u8 force)
 {
-	int ret = 0;
+	int ret = 0, enable, level;
+	u32 candela = candela_table[lcd->bl];
 
-	if (lcd->acl_enable) {
-		if (lcd->cur_acl == 0) {
-			if (lcd->bl == 0 || lcd->bl == 1) {
-				s6e8ax0_write(lcd, SEQ_ACL_OFF, ARRAY_SIZE(SEQ_ACL_OFF));
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d, acl_off\n", __func__, lcd->cur_acl);
-			} else {
-				s6e8ax0_write(lcd, SEQ_ACL_ON, ARRAY_SIZE(SEQ_ACL_ON));
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d, acl_on\n", __func__, lcd->cur_acl);
-			}
-		}
-		switch (lcd->bl) {
-		case GAMMA_30CD... GAMMA_40CD:
-			if (lcd->cur_acl != 0) {
-				s6e8ax0_write(lcd, SEQ_ACL_OFF, ARRAY_SIZE(SEQ_ACL_OFF));
-				lcd->cur_acl = 0;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		case GAMMA_50CD:
-			if (lcd->cur_acl != 200) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_20P], ACL_PARAM_SIZE);
-				lcd->cur_acl = 200;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		case GAMMA_60CD:
-			if (lcd->cur_acl != 330) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_33P], ACL_PARAM_SIZE);
-				lcd->cur_acl = 330;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		case GAMMA_70CD:
-			if (lcd->cur_acl != 430) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_43P], ACL_PARAM_SIZE);
-				lcd->cur_acl = 430;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		case GAMMA_80CD:
-			if (lcd->cur_acl != 450) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_45P_80CD], ACL_PARAM_SIZE);
-				lcd->cur_acl = 450;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		case GAMMA_90CD ... GAMMA_150CD:
-			if (lcd->cur_acl != 451) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_45P], ACL_PARAM_SIZE);
-				lcd->cur_acl = 451;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		case GAMMA_160CD: /* 160cd */
-			if (lcd->cur_acl != 460) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_46P_160CD], ACL_PARAM_SIZE);
-				lcd->cur_acl = 460;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		case GAMMA_170CD ... GAMMA_250CD:
-			if (lcd->cur_acl != 461) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_46P], ACL_PARAM_SIZE);
-				lcd->cur_acl = 461;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		default:
-			if (lcd->cur_acl != 550) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_50P], ACL_PARAM_SIZE);
-				lcd->cur_acl = 550;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		}
-	} else {
-		s6e8ax0_write(lcd, SEQ_ACL_OFF, ARRAY_SIZE(SEQ_ACL_OFF));
-		lcd->cur_acl = 0;
-		dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d, acl_off\n", __func__, lcd->cur_acl);
+	switch (candela) {
+	case 0 ... 49:
+		level = ACL_STATUS_0P;
+		break;
+	case 50 ... 59:
+		level = ACL_STATUS_20P;
+		break;
+	case 60 ... 69:
+		level = ACL_STATUS_33P;
+		break;
+	case 70 ... 79:
+		level = ACL_STATUS_43P;
+		break;
+	case 80 ... 89:
+		level = ACL_STATUS_45P_80CD;
+		break;
+	case 90 ... 159:
+		level = ACL_STATUS_45P;
+		break;
+	case 160 ... 169:
+		level = ACL_STATUS_46P_160CD;
+		break;
+	case 170 ... 250:
+		level = ACL_STATUS_46P;
+		break;
+	default:
+		level = ACL_STATUS_50P;
+		break;
 	}
 
-	if (ret) {
+	if (!lcd->acl_enable)
+		level = ACL_STATUS_0P;
+
+	enable = !!level;
+
+	//if (force || lcd->acl_enable != enable) {
+		dev_dbg(&lcd->ld->dev, "acl turn %s\n", enable ? "on" : "off");
+		if (enable)
+			ret = s6e8ax0_write(lcd, SEQ_ACL_ON, ARRAY_SIZE(SEQ_ACL_ON));
+		else {
+			ret = s6e8ax0_write(lcd, SEQ_ACL_OFF, ARRAY_SIZE(SEQ_ACL_OFF));
+			goto exit;
+		}
+	//}
+
+	//if (force || lcd->current_acl != level) {
+		ret = s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[level], ACL_PARAM_SIZE);
+		lcd->current_acl = level;
+		dev_dbg(&lcd->ld->dev, "current_acl = %d\n", lcd->current_acl);
+	//}
+
+	if (ret)
 		ret = -EPERM;
-		goto acl_err;
-	}
 
-acl_err:
+exit:
 	return ret;
 }
 #else
-static int s6e8ax0_set_acl(struct lcd_info *lcd)
+static int s6e8ax0_set_acl(struct lcd_info *lcd, u8 force)
 {
-	if (lcd->acl_enable) {
-		if (lcd->cur_acl == 0) {
-			if (lcd->bl == 0) {
-				s6e8ax0_write(lcd, SEQ_ACL_OFF, ARRAY_SIZE(SEQ_ACL_OFF));
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d, acl_off\n", __func__, lcd->cur_acl);
-			} else {
-				s6e8ax0_write(lcd, SEQ_ACL_ON, ARRAY_SIZE(SEQ_ACL_ON));
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d, acl_on\n", __func__, lcd->cur_acl);
-			}
-		}
-		switch (lcd->bl) {
-		case 0:
-			if (lcd->cur_acl != 0) {
-				s6e8ax0_write(lcd, SEQ_ACL_OFF, ARRAY_SIZE(SEQ_ACL_OFF));
-				lcd->cur_acl = 0;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		case 1:
-			if (lcd->cur_acl != 33) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_33P], ACL_PARAM_SIZE);
-				lcd->cur_acl = 33;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		case 2 ... GAMMA_250CD:
-			if (lcd->cur_acl != 40) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_40P], ACL_PARAM_SIZE);
-				lcd->cur_acl = 40;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		default:
-			if (lcd->cur_acl != 50) {
-				s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[ACL_STATUS_50P], ACL_PARAM_SIZE);
-				lcd->cur_acl = 50;
-				dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d\n", __func__, lcd->cur_acl);
-			}
-			break;
-		}
-	} else {
-		s6e8ax0_write(lcd, SEQ_ACL_OFF, ARRAY_SIZE(SEQ_ACL_OFF));
-		lcd->cur_acl = 0;
-		dev_dbg(&lcd->ld->dev, "%s : cur_acl=%d, acl_off\n", __func__, lcd->cur_acl);
+	int ret = 0, enable, level;
+	u32 candela = candela_table[lcd->bl];
+
+	switch (candela) {
+	case 0 ... 29:
+		level = ACL_STATUS_0P;
+		break;
+	case 30 ... 39:
+		level = ACL_STATUS_33P;
+		break;
+	default:
+		level = ACL_STATUS_40P;
+		break;
 	}
 
-	return 0;
+	if ((!lcd->acl_enable) || (lcd->auto_brightness >= 5))
+		level = ACL_STATUS_0P;
+
+	enable = !!level;
+
+	//if (force || lcd->acl_enable != enable) {
+		dev_dbg(&lcd->ld->dev, "acl turn %s\n", enable ? "on" : "off");
+		if (enable)
+			ret = s6e8ax0_write(lcd, SEQ_ACL_ON, ARRAY_SIZE(SEQ_ACL_ON));
+		else {
+			ret = s6e8ax0_write(lcd, SEQ_ACL_OFF, ARRAY_SIZE(SEQ_ACL_OFF));
+			goto exit;
+		}
+	//}
+
+	//if (force || lcd->current_acl != level) {
+		ret = s6e8ax0_write(lcd, ACL_CUTOFF_TABLE[level], ACL_PARAM_SIZE);
+		lcd->current_acl = level;
+		dev_dbg(&lcd->ld->dev, "current_acl = %d\n", lcd->current_acl);
+	//}
+
+	if (ret)
+		ret = -EPERM;
+
+exit:
+	return ret;
 }
 #endif
 
@@ -630,7 +631,7 @@ static int s6e8ax0_set_elvss(struct lcd_info *lcd, u8 force)
 		break;
 	}
 
-	if ((lcd->current_elvss != lcd->elvss_table[elvss_level][2]) || force) {
+	if (force || lcd->current_elvss != lcd->elvss_table[elvss_level][2]) {
 		ret = s6e8ax0_write(lcd, lcd->elvss_table[elvss_level], ELVSS_PARAM_SIZE);
 		lcd->current_elvss = lcd->elvss_table[elvss_level][2];
 	}
@@ -668,7 +669,7 @@ static int s6e8ax0_set_elvss(struct lcd_info *lcd, u8 force)
 		break;
 	}
 
-	if ((lcd->current_elvss != lcd->elvss_table[elvss_level][2]) || force) {
+	if (force || lcd->current_elvss != lcd->elvss_table[elvss_level][2]) {
 		ret = s6e8ax0_write(lcd, lcd->elvss_table[elvss_level], ELVSS_PARAM_SIZE);
 		lcd->current_elvss = lcd->elvss_table[elvss_level][2];
 	}
@@ -893,16 +894,12 @@ static int update_brightness(struct lcd_info *lcd, u8 force)
 	lcd->bl = get_backlight_level_from_brightness(brightness);
 
 	if ((force) || ((lcd->ldi_enable) && (lcd->current_bl != lcd->bl))) {
+		s6e8ax0_gamma_ctl(lcd);
 
 #ifdef CONFIG_AID_DIMMING
-		if ((force) || unlikely(aid_candela_table[lcd->bl] != aid_candela_table[lcd->current_bl]))
-#endif
-			s6e8ax0_gamma_ctl(lcd);
-
-#ifdef CONFIG_AID_DIMMING
-		s6e8ax0_aid_parameter_ctl(lcd , force);
+		s6e8ax0_aid_parameter_ctl(lcd, force);
 #endif
-		s6e8ax0_set_acl(lcd);
+		s6e8ax0_set_acl(lcd, force);
 
 		s6e8ax0_set_elvss(lcd, force);
 
@@ -1152,9 +1149,9 @@ static ssize_t power_reduce_store(struct device *dev,
 			dev_info(dev, "%s - %d, %d\n", __func__, lcd->acl_enable, value);
 			mutex_lock(&lcd->bl_lock);
 			lcd->acl_enable = value;
-			if (lcd->ldi_enable)
-				s6e8ax0_set_acl(lcd);
 			mutex_unlock(&lcd->bl_lock);
+			if (lcd->ldi_enable)
+				update_brightness(lcd, 1);
 		}
 	}
 	return size;
@@ -1228,7 +1225,7 @@ static ssize_t auto_brightness_store(struct device *dev,
 			lcd->auto_brightness = value;
 			mutex_unlock(&lcd->bl_lock);
 			if (lcd->ldi_enable)
-				update_brightness(lcd, 0);
+				update_brightness(lcd, 1);
 		}
 	}
 	return size;
@@ -1336,6 +1333,29 @@ static void s6e8aa0_check_id(struct lcd_info *lcd, u8 *idbuf)
 #endif
 #endif
 
+static ssize_t read_acl_show(struct device *dev,
+	struct device_attribute *attr, char *buf)
+{
+	struct lcd_info *lcd = dev_get_drvdata(dev);
+	char *pos = buf;
+	char temp[ACL_PARAM_SIZE] = {0,};
+	u32 i;
+
+	s6e8ax0_read(lcd, 0xC0, 3, temp, 0);
+	pos += sprintf(pos, "0xC0=0x%02x, 0x%02x\n", temp[0], temp[1]);
+
+	s6e8ax0_read(lcd, 0xC1, ACL_PARAM_SIZE, temp, 0);
+	for (i = 0; i < ACL_PARAM_SIZE; i++) {
+		pos += sprintf(pos, "0x%02x, ", temp[i]);
+		if ((i % 5) == 0)
+			pos += sprintf(pos, "\n");
+	}
+	pos += sprintf(pos, "\n");
+
+	return pos - buf;
+}
+static DEVICE_ATTR(read_acl, 0444, read_acl_show, NULL);
+
 static int s6e8ax0_probe(struct device *dev)
 {
 	int ret = 0;
@@ -1375,7 +1395,7 @@ static int s6e8ax0_probe(struct device *dev)
 	lcd->current_bl = lcd->bl;
 
 	lcd->acl_enable = 0;
-	lcd->cur_acl = 0;
+	lcd->current_acl = 0;
 
 	lcd->power = FB_BLANK_UNBLANK;
 	lcd->ldi_enable = 1;
@@ -1394,6 +1414,10 @@ static int s6e8ax0_probe(struct device *dev)
 	if (ret < 0)
 		dev_err(&lcd->ld->dev, "failed to add sysfs entries, %d\n", __LINE__);
 
+	ret = device_create_file(&lcd->ld->dev, &dev_attr_read_acl);
+	if (ret < 0)
+		dev_err(&lcd->ld->dev, "failed to add sysfs entries, %d\n", __LINE__);
+
 	ret = device_create_file(&lcd->bd->dev, &dev_attr_auto_brightness);
 	if (ret < 0)
 		dev_err(&lcd->ld->dev, "failed to add sysfs entries, %d\n", __LINE__);
@@ -1461,6 +1485,10 @@ static int s6e8ax0_probe(struct device *dev)
 			pr_err("failed to reqeust irq. %d\n", lcd->irq);
 	}
 #endif
+
+	lcd_early_suspend = s6e8ax0_early_suspend;
+	lcd_late_resume = s6e8ax0_late_resume;
+
 	return 0;
 
 out_free_backlight:
@@ -1518,5 +1546,5 @@ static void s6e8ax0_exit(void)
 module_init(s6e8ax0_init);
 module_exit(s6e8ax0_exit);
 
-MODULE_DESCRIPTION("MIPI-DSI S6E8AA0:AMS529HA01 (800x1280) Panel Driver");
+MODULE_DESCRIPTION("MIPI-DSI S6E8AA0: AMS529HA01 (800x1280) / AMS480GYXX (720x1280) Panel Driver");
 MODULE_LICENSE("GPL");