ARM64: DTS: Add rk3399-firefly uart4 device, node as /dev/ttyS1
[firefly-linux-kernel-4.4.55.git] / drivers / media / video / ov7675.c
index e4a80fec0789d9f2e6b346d0ae2eb506d6aa9d00..4c10b58ee8f4caf7c4fecb76e7377c4acf1a4d62 100755 (executable)
@@ -96,6 +96,18 @@ struct reginfo
     u8 val;
 };
 
+//flash off in fixed time to prevent from too hot , zyc
+struct  flash_timer{
+    struct soc_camera_device *icd;
+       struct hrtimer timer;
+};
+static enum hrtimer_restart flash_off_func(struct hrtimer *timer);
+
+static struct  flash_timer flash_off_timer;
+//for user defined if user want to customize the series , zyc
+#ifdef CONFIG_OV7675_USER_DEFINED_SERIES
+#include "ov7675_user_series.c"
+#else
 /* init 640X480 VGA */
 static struct reginfo sensor_init_data[] =
 {
@@ -313,7 +325,7 @@ static struct reginfo sensor_qcif[] =
 {
     {0x00,0x00}
 };
-
+#endif
 static  struct reginfo sensor_ClrFmt_YUYV[]=
 {
     {0x00, 0x00}
@@ -909,7 +921,7 @@ static const struct v4l2_querymenu sensor_menus[] =
     #endif
 };
 
-static const struct v4l2_queryctrl sensor_controls[] =
+static  struct v4l2_queryctrl sensor_controls[] =
 {
        #if CONFIG_SENSOR_WhiteBalance
     {
@@ -1371,6 +1383,11 @@ static int sensor_ioctrl(struct soc_camera_device *icd,enum rk29sensor_power_cmd
 
                        if (sensor->sensor_io_request && sensor->sensor_io_request->sensor_ioctrl) {
                                sensor->sensor_io_request->sensor_ioctrl(icd->pdev,Cam_Flash, on);
+                if(on){
+                    //flash off after 2 secs
+                       hrtimer_cancel(&(flash_off_timer.timer));
+                       hrtimer_start(&(flash_off_timer.timer),ktime_set(0, 800*1000*1000),HRTIMER_MODE_REL);
+                    }
                        }
             break;
                }
@@ -1383,6 +1400,14 @@ static int sensor_ioctrl(struct soc_camera_device *icd,enum rk29sensor_power_cmd
 sensor_power_end:
        return ret;
 }
+
+static enum hrtimer_restart flash_off_func(struct hrtimer *timer){
+       struct flash_timer *fps_timer = container_of(timer, struct flash_timer, timer);
+    sensor_ioctrl(fps_timer->icd,Sensor_Flash,0);
+       SENSOR_DG("%s %s !!!!!!",SENSOR_NAME_STRING(),__FUNCTION__);
+    return 0;
+    
+}
 static int sensor_init(struct v4l2_subdev *sd, u32 val)
 {
     struct i2c_client *client = v4l2_get_subdevdata(sd);
@@ -1473,6 +1498,8 @@ static int sensor_init(struct v4l2_subdev *sd, u32 val)
        qctrl = soc_camera_find_qctrl(&sensor_ops, V4L2_CID_FLASH);
        if (qctrl)
         sensor->info_priv.flash = qctrl->default_value;
+    flash_off_timer.icd = icd;
+       flash_off_timer.timer.function = flash_off_func;
     #endif
 
     SENSOR_DG("\n%s..%s.. icd->width = %d.. icd->height %d\n",SENSOR_NAME_STRING(),((val == 0)?__FUNCTION__:"sensor_reinit"),icd->user_width,icd->user_height);
@@ -1493,7 +1520,6 @@ static int sensor_deactivate(struct i2c_client *client)
 
        /* ddl@rock-chips.com : all sensor output pin must change to input for other sensor */
        sensor_ioctrl(icd, Sensor_PowerDown, 1);
-
        /* ddl@rock-chips.com : sensor config init width , because next open sensor quickly(soc_camera_open -> Try to configure with default parameters) */
        icd->user_width = SENSOR_INIT_WIDTH;
     icd->user_height = SENSOR_INIT_HEIGHT;
@@ -2636,11 +2662,18 @@ static long sensor_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
                 if (sensor->sensor_gpio_res->gpio_flash == INVALID_GPIO) {
                     for (i = 0; i < icd->ops->num_controls; i++) {
                                if (V4L2_CID_FLASH == icd->ops->controls[i].id) {
-                                       memset((char*)&icd->ops->controls[i],0x00,sizeof(struct v4l2_queryctrl));                                       
+                                       //memset((char*)&icd->ops->controls[i],0x00,sizeof(struct v4l2_queryctrl));  
+                              sensor_controls[i].id=0xffff;                            
                                }
                     }
                     sensor->info_priv.flash = 0xff;
                     SENSOR_DG("%s flash gpio is invalidate!\n",SENSOR_NAME_STRING());
+                }else{ //two cameras are the same,need to deal diffrently ,zyc
+                    for (i = 0; i < icd->ops->num_controls; i++) {
+                           if(0xffff == icd->ops->controls[i].id){
+                              sensor_controls[i].id=V4L2_CID_FLASH;
+                           }               
+                    }
                 }
                }
             #endif
@@ -2734,6 +2767,7 @@ static int sensor_probe(struct i2c_client *client,
         kfree(sensor);
                sensor = NULL;
     }
+       hrtimer_init(&(flash_off_timer.timer), CLOCK_MONOTONIC, HRTIMER_MODE_REL);
     SENSOR_DG("\n%s..%s..%d  ret = %x \n",__FUNCTION__,__FILE__,__LINE__,ret);
     return ret;
 }