diff options
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.c | 63 |
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 | |||
56 | int 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 | } | ||