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iio_core: Patches for IIO core kernel standard

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Applying patches from Kuan Loon Lay.

Signed-off-by: Noel Eck <noel.eck@intel.com>
This commit is contained in:
Noel Eck
2016-06-30 14:54:46 -07:00
parent 634208e3dc
commit e1df8b5bf6
9 changed files with 52 additions and 37 deletions
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18
src/l3gd20/l3gd20.cxx Normal file → Executable file
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@ -1,6 +1,6 @@
/*
* Author: Lay, Kuan Loon <kuan.loon.lay@intel.com>
* Copyright (c) 2015 Intel Corporation.
* Copyright (c) 2016 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
@ -56,7 +56,7 @@ L3GD20::L3GD20(int device)
if (mraa_iio_create_trigger(m_iio, trigger) != MRAA_SUCCESS)
fprintf(stderr, "Create trigger %s failed\n", trigger);
if (mraa_iio_get_mounting_matrix(m_iio, m_mount_matrix) == MRAA_SUCCESS)
if (mraa_iio_get_mount_matrix(m_iio, "in_mount_matrix", m_mount_matrix) == MRAA_SUCCESS)
m_mount_matrix_exist = true;
else
m_mount_matrix_exist = false;
@ -88,18 +88,10 @@ L3GD20::~L3GD20()
free(m_filter.buff);
m_filter.buff = NULL;
}
if(m_iio)
if (m_iio)
mraa_iio_close(m_iio);
}
#ifdef JAVACALLBACK
void
L3GD20::installISR(IsrCallback* cb)
{
installISR(generic_callback_isr, cb);
}
#endif
void
L3GD20::installISR(void (*isr)(char*), void* arg)
{
@ -177,6 +169,8 @@ L3GD20::disableBuffer()
bool
L3GD20::setScale(float scale)
{
m_scale = scale;
mraa_iio_write_float(m_iio, "in_anglvel_x_scale", scale);
mraa_iio_write_float(m_iio, "in_anglvel_y_scale", scale);
mraa_iio_write_float(m_iio, "in_anglvel_z_scale", scale);
@ -224,6 +218,8 @@ L3GD20::extract3Axis(char* data, float* x, float* y, float* z)
iio_y = getChannelValue((unsigned char*) (data + channels[1].location), &channels[1]);
iio_z = getChannelValue((unsigned char*) (data + channels[2].location), &channels[2]);
// Raw data is x, y, z axis angular velocity. Units after application of scale are radians per
// second
*x = (iio_x * m_scale);
*y = (iio_y * m_scale);
*z = (iio_z * m_scale);