diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/drivers/hmc5883/hmc5883.cpp | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/src/drivers/hmc5883/hmc5883.cpp b/src/drivers/hmc5883/hmc5883.cpp index 4c85c0cda..cb97354ec 100644 --- a/src/drivers/hmc5883/hmc5883.cpp +++ b/src/drivers/hmc5883/hmc5883.cpp @@ -169,6 +169,8 @@ private: int _bus; /**< the bus the device is connected to */ + struct mag_report _last_report; /**< used for info() */ + /** * Test whether the device supported by the driver is present at a * specific address. @@ -870,6 +872,8 @@ HMC5883::collect() } } + _last_report = new_report; + /* post a report to the ring */ if (_reports->force(&new_report)) { perf_count(_buffer_overflows); @@ -1042,31 +1046,28 @@ int HMC5883::calibrate(struct file *filp, unsigned enable) warnx("axes scaling: %.6f %.6f %.6f", (double)scaling[0], (double)scaling[1], (double)scaling[2]); - /* set back to normal mode */ - /* Set to 1.1 Gauss */ - if (OK != ::ioctl(fd, MAGIOCSRANGE, 1)) { - warnx("failed to set 1.1 Ga range"); - goto out; - } - - if (OK != ::ioctl(fd, MAGIOCEXSTRAP, 0)) { - warnx("failed to disable sensor calibration mode"); - goto out; - } - /* set scaling in device */ mscale_previous.x_scale = scaling[0]; mscale_previous.y_scale = scaling[1]; mscale_previous.z_scale = scaling[2]; + ret = OK; + +out: + if (OK != ioctl(filp, MAGIOCSSCALE, (long unsigned int)&mscale_previous)) { warn("WARNING: failed to set new scale / offsets for mag"); - goto out; } - ret = OK; + /* set back to normal mode */ + /* Set to 1.1 Gauss */ + if (OK != ::ioctl(fd, MAGIOCSRANGE, 1)) { + warnx("failed to set 1.1 Ga range"); + } -out: + if (OK != ::ioctl(fd, MAGIOCEXSTRAP, 0)) { + warnx("failed to disable sensor calibration mode"); + } if (ret == OK) { if (!check_scale()) { @@ -1221,6 +1222,7 @@ HMC5883::print_info() perf_print_counter(_comms_errors); perf_print_counter(_buffer_overflows); printf("poll interval: %u ticks\n", _measure_ticks); + printf("output (%.2f %.2f %.2f)\n", (double)_last_report.x, (double)_last_report.y, (double)_last_report.z); printf("offsets (%.2f %.2f %.2f)\n", (double)_scale.x_offset, (double)_scale.y_offset, (double)_scale.z_offset); printf("scaling (%.2f %.2f %.2f) 1/range_scale %.2f range_ga %.2f\n", (double)_scale.x_scale, (double)_scale.y_scale, (double)_scale.z_scale, |