static void report_abs(struct gs_mma8452_data *mma)
{
short xyz[3];
//if(mma->mma_status.active == MMA_STANDBY)
if(atomic_read(&mma->chip_enabled) == 0)
{
goto out;
}
/*do{
result = i2c_smbus_read_byte_data(mma->client,
MMA8452_STATUS);
retry --;
msleep(1);
} while (!(result & MMA8452_STATUS_ZYXDR)&& retry > 0);
if(retry == 0)
goto out;*/
if (mma8452_read_data(mma,xyz) != 0)
goto out;
mma8452_adjust_position(mma,xyz);
accl8452_data[0] = xyz[0];
accl8452_data[1] = xyz[1];
accl8452_data[2] = xyz[2];
input_report_abs(mma->input_dev, ABS_X, xyz[0]);
input_report_abs(mma->input_dev, ABS_Y, xyz[1]);
input_report_abs(mma->input_dev, ABS_Z, xyz[2]);
input_sync(mma->input_dev);
out:
return;
}
static void report_abs(void)
{
short x, y, z;
int result;
int retry = 3;
mutex_lock(&mma8452_lock);
if(mma_status.active & (MMA_STANDBY|MMA_SUSPEND))
goto out;
/* wait for the data ready */
do {
result = i2c_smbus_read_byte_data(mma8452_i2c_client,
MMA8452_STATUS);
retry --;
msleep(1);
} while (!(result & MMA8452_STATUS_ZYXDR)&& retry > 0);
if(retry == 0)
goto out;
if (mma8452_read_data(&x, &y, &z) != 0)
goto out;
mma8452_adjust_position(&x, &y, &z);
input_report_abs(mma8452_idev->input, ABS_X, x);
input_report_abs(mma8452_idev->input, ABS_Y, y);
input_report_abs(mma8452_idev->input, ABS_Z, z);
input_sync(mma8452_idev->input);
out:
mutex_unlock(&mma8452_lock);
}
