From 5808110c436c83285786d430fb302b6f1dd6ea8a Mon Sep 17 00:00:00 2001
From: =?utf8?q?=E8=AE=B8=E7=9B=9B=E9=A3=9E?= <xsf@rock-chips.com>
Date: Fri, 10 Aug 2012 15:58:43 +0800
Subject: [PATCH] rk30:auto-dimming function  about light-sensor and
 backlight-curve

---
 drivers/input/sensors/lsensor/cm3217.c     | 3 ++-
 drivers/input/sensors/lsensor/ls_al3006.c  | 3 ++-
 drivers/input/sensors/lsensor/ls_stk3171.c | 3 ++-
 drivers/input/sensors/sensor-dev.c         | 1 +
 include/linux/sensor-dev.h                 | 1 +
 5 files changed, 8 insertions(+), 3 deletions(-)
 mode change 100755 => 100644 drivers/input/sensors/lsensor/cm3217.c
 mode change 100755 => 100644 drivers/input/sensors/lsensor/ls_al3006.c
 mode change 100755 => 100644 drivers/input/sensors/lsensor/ls_stk3171.c
 mode change 100755 => 100644 drivers/input/sensors/sensor-dev.c
 mode change 100755 => 100644 include/linux/sensor-dev.h

diff --git a/drivers/input/sensors/lsensor/cm3217.c b/drivers/input/sensors/lsensor/cm3217.c
old mode 100755
new mode 100644
index 31f09b02d0fc..b21d12609d0b
--- a/drivers/input/sensors/lsensor/cm3217.c
+++ b/drivers/input/sensors/lsensor/cm3217.c
@@ -197,7 +197,8 @@ struct sensor_operate light_cm3217_ops = {
 	.precision			= 8,			//8 bits
 	.ctrl_reg 			= CM3217_ADDR_COM1,	//enable or disable 
 	.int_status_reg 		= SENSOR_UNKNOW_DATA,	//intterupt status register
-	.range				= {0,10},		//range
+	.range				= {100,65535},		//range
+	.brightness                                        ={10,255},                          // brightness
 	.trig				= SENSOR_UNKNOW_DATA,		
 	.active				= sensor_active,	
 	.init				= sensor_init,
diff --git a/drivers/input/sensors/lsensor/ls_al3006.c b/drivers/input/sensors/lsensor/ls_al3006.c
old mode 100755
new mode 100644
index e9a1f52852f8..416df23002b4
--- a/drivers/input/sensors/lsensor/ls_al3006.c
+++ b/drivers/input/sensors/lsensor/ls_al3006.c
@@ -262,7 +262,8 @@ struct sensor_operate light_al3006_ops = {
 	.precision			= 8,			//8 bits
 	.ctrl_reg 			= CONFIG_REG,		//enable or disable 
 	.int_status_reg 		= INT_STATUS_REG,	//intterupt status register
-	.range				= {0,10},		//range
+	.range				= {100,65535},		//range
+	.brightness                                        ={10,255},                          // brightness
 	.trig				= IRQF_TRIGGER_LOW | IRQF_ONESHOT | IRQF_SHARED,		
 	.active				= sensor_active,	
 	.init				= sensor_init,
diff --git a/drivers/input/sensors/lsensor/ls_stk3171.c b/drivers/input/sensors/lsensor/ls_stk3171.c
old mode 100755
new mode 100644
index 9edd1bff906b..7913b6fa0244
--- a/drivers/input/sensors/lsensor/ls_stk3171.c
+++ b/drivers/input/sensors/lsensor/ls_stk3171.c
@@ -281,7 +281,8 @@ struct sensor_operate light_stk3171_ops = {
 	.precision			= 16,			//8 bits
 	.ctrl_reg 			= ALS_CMD,		//enable or disable 
 	.int_status_reg 		= STA_TUS,		//intterupt status register
-	.range				= {0,10},		//range
+	.range				= {100,65535},		//range
+	.brightness                                        ={10,255},     //brightness
 	.trig				= IRQF_TRIGGER_LOW | IRQF_ONESHOT | IRQF_SHARED,		
 	.active				= sensor_active,	
 	.init				= sensor_init,
diff --git a/drivers/input/sensors/sensor-dev.c b/drivers/input/sensors/sensor-dev.c
old mode 100755
new mode 100644
index 4e7d0683ec4b..e5ac3e97a3d1
--- a/drivers/input/sensors/sensor-dev.c
+++ b/drivers/input/sensors/sensor-dev.c
@@ -1192,6 +1192,7 @@ int sensor_probe(struct i2c_client *client, const struct i2c_device_id *devid)
 			sensor->input_dev->name = "lightsensor-level";
 			set_bit(EV_ABS, sensor->input_dev->evbit);
 			input_set_abs_params(sensor->input_dev, ABS_MISC, sensor->ops->range[0], sensor->ops->range[1], 0, 0);			
+			input_set_abs_params(sensor->input_dev, ABS_TOOL_WIDTH ,  sensor->ops->brightness[0],sensor->ops->brightness[1], 0, 0);
 			break;
 		case SENSOR_TYPE_PROXIMITY:
 			sensor->input_dev->name = "proximity";	
diff --git a/include/linux/sensor-dev.h b/include/linux/sensor-dev.h
old mode 100755
new mode 100644
index 710ce1e36614..60880b84495e
--- a/include/linux/sensor-dev.h
+++ b/include/linux/sensor-dev.h
@@ -100,6 +100,7 @@ struct sensor_operate {
 	int type;
 	int	id_i2c;
 	int	range[2];
+	int 	brightness[2];//backlight min_brightness max_brightness 
 	int read_reg;
 	int read_len;
 	int id_reg;
-- 
2.34.1