rk30:modify gyrosensor l3g4200d according to android

diff --git a/drivers/input/gyroscope/l3g4200d.c b/drivers/input/gyroscope/l3g4200d.c
index 5552c80a02140ce4fed606f0454684e228640dcd..2c2c9403f2bfb952fed9565ec0c6f02f56af6b6e 100755 (executable)
--- a/drivers/input/gyroscope/l3g4200d.c
+++ b/drivers/input/gyroscope/l3g4200d.c
@@ -391,9 +391,9 @@ static void l3g4200d_report_value(struct i2c_client *client, struct l3g4200d_axi
        //struct l3g4200d_axis *axis = (struct l3g4200d_axis *)rbuf;
 
        /* Report acceleration sensor information */
-       input_report_abs(l3g4200d->input_dev, ABS_RX, axis->x);
-       input_report_abs(l3g4200d->input_dev, ABS_RY, axis->y);
-       input_report_abs(l3g4200d->input_dev, ABS_RZ, axis->z);
+       input_report_rel(l3g4200d->input_dev, ABS_RX, axis->x);
+       input_report_rel(l3g4200d->input_dev, ABS_RY, axis->y);
+       input_report_rel(l3g4200d->input_dev, ABS_RZ, axis->z);
        input_sync(l3g4200d->input_dev);
        mmaprintk("%s:x==%d  y==%d z==%d\n",__func__,axis->x,axis->y,axis->z);
 }
@@ -480,7 +480,10 @@ static long l3g4200d_ioctl( struct file *file, unsigned int cmd,unsigned long ar
                mmaprintk("%s :L3G4200D_IOCTL_GET_ENABLE\n",__FUNCTION__);      
                ret=!l3g4200d->status;
                if (copy_to_user(argp, &ret, sizeof(ret)))
-                       return 0;
+               {
+            printk("%s:failed to copy status to user space.\n",__FUNCTION__);
+                       return -EFAULT;
+               }
                break;
        //case ECS_IOCTL_START:
        case L3G4200D_IOCTL_SET_ENABLE:                 
@@ -488,6 +491,12 @@ static long l3g4200d_ioctl( struct file *file, unsigned int cmd,unsigned long ar
                ret = l3g4200d_start(client, ODR100_BW12_5);
                if (ret < 0)
                        return ret;
+               ret=l3g4200d->status;
+               if (copy_to_user(argp, &ret, sizeof(ret)))
+               {
+            printk("%s:failed to copy sense data to user space.\n",__FUNCTION__);
+                       return -EFAULT;
+               }
                break;
        case ECS_IOCTL_CLOSE:           
                mmaprintk("%s :ECS_IOCTL_CLOSE\n",__FUNCTION__);
@@ -762,16 +771,19 @@ static int  l3g4200d_probe(struct i2c_client *client, const struct i2c_device_id
                goto exit_input_allocate_device_failed;
        }
 
-       set_bit(EV_ABS, l3g4200d->input_dev->evbit);
+       //set_bit(EV_ABS, l3g4200d->input_dev->evbit);
 
        /* x-axis acceleration */
-       input_set_abs_params(l3g4200d->input_dev, ABS_RX, -28571, 28571, 0, 0); //2g full scale range
-       /* y-axis acceleration */
-       input_set_abs_params(l3g4200d->input_dev, ABS_RY, -28571, 28571, 0, 0); //2g full scale range
+       input_set_capability(l3g4200d->input_dev, EV_REL, REL_RX);
+       input_set_abs_params(l3g4200d->input_dev, ABS_RX, -32768, 32768, 0, 0); //2g full scale range
+       /* y-axis acceleration */       
+       input_set_capability(l3g4200d->input_dev, EV_REL, REL_RY);
+       input_set_abs_params(l3g4200d->input_dev, ABS_RY, -32768, 32768, 0, 0); //2g full scale range
        /* z-axis acceleration */
-       input_set_abs_params(l3g4200d->input_dev, ABS_RZ, -28571, 28571, 0, 0); //2g full scale range
+       input_set_capability(l3g4200d->input_dev, EV_REL, REL_RZ);
+       input_set_abs_params(l3g4200d->input_dev, ABS_RZ, -32768, 32768, 0, 0); //2g full scale range
 
-       l3g4200d->input_dev->name = "gyrosensor";
+       l3g4200d->input_dev->name = "gyro";
        l3g4200d->input_dev->dev.parent = &client->dev;
 
        err = input_register_device(l3g4200d->input_dev);