1 /*
2 * Copyright (c) 2018-2021 Arm Limited.
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24 #include "src/gpu/cl/kernels/ClConvertFullyConnectedWeightsKernel.h"
25
26 #include "arm_compute/core/CL/CLHelpers.h"
27 #include "arm_compute/core/CL/CLKernelLibrary.h"
28 #include "arm_compute/core/CL/ICLTensor.h"
29 #include "arm_compute/core/Helpers.h"
30 #include "arm_compute/core/Utils.h"
31 #include "src/core/CL/CLValidate.h"
32 #include "src/core/helpers/AutoConfiguration.h"
33 #include "src/core/helpers/WindowHelpers.h"
34 #include "support/Cast.h"
35 #include "support/StringSupport.h"
36
37 namespace arm_compute
38 {
39 namespace opencl
40 {
41 namespace kernels
42 {
ClConvertFullyConnectedWeightsKernel()43 ClConvertFullyConnectedWeightsKernel::ClConvertFullyConnectedWeightsKernel()
44 {
45 _type = CLKernelType::ELEMENTWISE;
46 }
47
configure(const CLCompileContext & compile_context,const ITensorInfo * src,ITensorInfo * dst,const TensorShape & original_src_shape,DataLayout data_layout)48 void ClConvertFullyConnectedWeightsKernel::configure(const CLCompileContext &compile_context, const ITensorInfo *src, ITensorInfo *dst, const TensorShape &original_src_shape,
49 DataLayout data_layout)
50 {
51 ARM_COMPUTE_ERROR_ON_NULLPTR(src, dst);
52
53 // Output tensor auto initialisation if not yet initialized
54 auto_init_if_empty(*dst, *src->clone());
55
56 auto padding_info = get_padding_info({ src, dst });
57
58 ARM_COMPUTE_ERROR_THROW_ON(ClConvertFullyConnectedWeightsKernel::validate(src, dst, original_src_shape, data_layout));
59
60 const DataLayout src_data_layout = (data_layout == DataLayout::NCHW) ? DataLayout::NHWC : DataLayout::NCHW;
61
62 const int width_idx = get_data_layout_dimension_index(src_data_layout, DataLayoutDimension::WIDTH);
63 const int height_idx = get_data_layout_dimension_index(src_data_layout, DataLayoutDimension::HEIGHT);
64 const int channel_idx = get_data_layout_dimension_index(src_data_layout, DataLayoutDimension::CHANNEL);
65
66 const unsigned int num_elems_per_src_plane = original_src_shape[width_idx] * original_src_shape[height_idx];
67 const unsigned int num_channels = original_src_shape[channel_idx];
68
69 const unsigned int factor_1 = (data_layout == DataLayout::NCHW) ? num_elems_per_src_plane : num_channels;
70 const unsigned int factor_2 = (data_layout == DataLayout::NCHW) ? num_channels : num_elems_per_src_plane;
71
72 // Set build options
73 CLBuildOptions build_opts;
74 build_opts.add_option("-DDATA_TYPE=" + get_cl_unsigned_type_from_element_size(src->element_size()));
75 build_opts.add_option("-DFACTOR_1=" + support::cpp11::to_string(factor_1));
76 build_opts.add_option("-DFACTOR_2=" + support::cpp11::to_string(factor_2));
77
78 // Create kernel
79 _kernel = create_kernel(compile_context, "convert_fc_weights", build_opts.options());
80
81 // Configure kernel window
82 Window win = calculate_max_window(*src, Steps());
83 ICLKernel::configure_internal(win);
84
85 ARM_COMPUTE_ERROR_ON(has_padding_changed(padding_info));
86 }
87
validate(const ITensorInfo * src,const ITensorInfo * dst,const TensorShape & original_src_shape,DataLayout data_layout)88 Status ClConvertFullyConnectedWeightsKernel::validate(const ITensorInfo *src, const ITensorInfo *dst, const TensorShape &original_src_shape,
89 DataLayout data_layout)
90 {
91 ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(src, dst);
92 ARM_COMPUTE_RETURN_ERROR_ON_F16_UNSUPPORTED(src);
93 ARM_COMPUTE_RETURN_ERROR_ON(src->data_type() == DataType::UNKNOWN);
94 ARM_COMPUTE_RETURN_ERROR_ON(src->num_dimensions() != 2);
95 ARM_COMPUTE_RETURN_ERROR_ON(src->dimension(1) != original_src_shape.total_size_lower(3));
96 ARM_COMPUTE_RETURN_ERROR_ON(data_layout == DataLayout::UNKNOWN);
97
98 // Checks performed when dst is configured
99 if(dst->total_size() != 0)
100 {
101 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(src, dst);
102 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(src, dst);
103 }
104
105 return Status{};
106 }
107
run_op(ITensorPack & tensors,const Window & window,::cl::CommandQueue & queue)108 void ClConvertFullyConnectedWeightsKernel::run_op(ITensorPack &tensors, const Window &window, ::cl::CommandQueue &queue)
109 {
110 ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this);
111 ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window);
112
113 const auto src = utils::cast::polymorphic_downcast<const ICLTensor *>(tensors.get_const_tensor(TensorType::ACL_SRC));
114 auto dst = utils::cast::polymorphic_downcast<ICLTensor *>(tensors.get_tensor(TensorType::ACL_DST));
115 ARM_COMPUTE_ERROR_ON_NULLPTR(src, dst);
116
117 unsigned int idx = 0;
118 add_2D_tensor_argument(idx, src, window);
119 add_2D_tensor_argument(idx, dst, window);
120 enqueue(queue, *this, window, lws_hint());
121 }
122 } // namespace kernels
123 } // namespace opencl
124 } // namespace arm_compute
125