RK29_phone:impove battery detect driver

diff --git a/drivers/power/wm831x_power.c b/drivers/power/wm831x_power.c
index 6d37030d25f8f262c46831ddc544f0c2f82d800f..efe82d287036ed2a03278f2475c489cd6bbd32d8 100755 (executable)
--- a/drivers/power/wm831x_power.c
+++ b/drivers/power/wm831x_power.c
@@ -735,6 +735,8 @@ void wm831x_batt_vol_level(struct wm831x_power *wm831x_power, int batt_vol, int
        static int disp_plus = 1000;
        static int disp_minus = 1000;
        static int disp_curr = 0;
+       static int disp_num = 50;
+
 
        *level = wm831x_power->batt_info.level;
        ret = wm831x_bat_check_status(wm831x_power->wm831x, &status);
@@ -799,16 +801,23 @@ void wm831x_batt_vol_level(struct wm831x_power *wm831x_power, int batt_vol, int
                        disp_curr = 0;
                }
                else
-               {
+               {                       
+
                        if (*level <= (wm831x_power->batt_info.level-1))        
                        {
                                disp_plus = 0;
                                disp_curr = 0;
                                
-                               if (++disp_minus > 50)
+                               if (++disp_minus > disp_num)
                                {
                                        *level = wm831x_power->batt_info.level - 1;
                                        disp_minus = 0;
+
+                                       if((*level < 17) || (*level > 85))
+                                       disp_num = 10;
+                                       else
+                                       disp_num = 50;
+
                                }
                                else
                                {
@@ -820,7 +829,7 @@ void wm831x_batt_vol_level(struct wm831x_power *wm831x_power, int batt_vol, int
                                disp_plus = 0;
                                disp_minus = 0;
 
-                               if (++disp_curr > 50)
+                               if (++disp_curr > disp_num)
                                {
                                        *level = *level;
                                        disp_curr = 0;
@@ -835,10 +844,14 @@ void wm831x_batt_vol_level(struct wm831x_power *wm831x_power, int batt_vol, int
                                disp_minus = 0;
                                disp_curr = 0;
                                
-                               if (++disp_plus > 100)
+                               if (++disp_plus > (disp_num<<1))
                                {
                                        *level = wm831x_power->batt_info.level + 1;
                                        disp_plus = 0;
+                                       if((*level < 17) || (*level > 85))
+                                       disp_num = 10;
+                                       else
+                                       disp_num = 50;
                                }
                                else
                                {