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Diffstat (limited to 'debian/ti-timl/usr/src/timl/src/common/cnn/timlCNNNonlinearBackPropagation.c')
-rw-r--r--debian/ti-timl/usr/src/timl/src/common/cnn/timlCNNNonlinearBackPropagation.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/debian/ti-timl/usr/src/timl/src/common/cnn/timlCNNNonlinearBackPropagation.c b/debian/ti-timl/usr/src/timl/src/common/cnn/timlCNNNonlinearBackPropagation.c
new file mode 100644
index 0000000..75fa8ba
--- /dev/null
+++ b/debian/ti-timl/usr/src/timl/src/common/cnn/timlCNNNonlinearBackPropagation.c
@@ -0,0 +1,63 @@
1/******************************************************************************/
2/*!
3 * \file timlCNNNonlinearBackPropagation.c
4 */
5/* Copyright (C) 2015 Texas Instruments Incorporated - http://www.ti.com/
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the
17 * distribution.
18 *
19 * Neither the name of Texas Instruments Incorporated nor the names of
20 * its contributors may be used to endorse or promote products derived
21 * from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
29 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 *
35 ******************************************************************************/
36
37
38/*******************************************************************************
39 *
40 * INCLUDES
41 *
42 ******************************************************************************/
43
44#include "../api/timl.h"
45
46
47/******************************************************************************/
48/*!
49 * \ingroup cnn
50 * \brief Back propagate the gradient from the nonlinear layer to the previous layer
51 * \param[in,out] layer Layer ptr
52 * \return Error code
53 */
54/******************************************************************************/
55
56int timlCNNNonlinearBackPropagation(timlCNNLayer *layer)
57{
58 int deviceId = layer->cnn->deviceId;
59 int threadId = layer->cnn->threadId;
60 timlUtilElementWiseMultiply(layer->prev->delta, layer->delta, layer->nonlinearParams.derivative, layer->row * layer->col * layer->channel, deviceId, threadId);
61
62 return 0;
63}