1 /*
2 * Copyright (c) 2019-2021 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/core/CL/kernels/CLFFTScaleKernel.h"
25
26 #include "arm_compute/core/CL/CLKernelLibrary.h"
27 #include "arm_compute/core/CL/ICLTensor.h"
28 #include "arm_compute/core/TensorInfo.h"
29 #include "src/core/CL/CLValidate.h"
30 #include "src/core/helpers/AutoConfiguration.h"
31 #include "src/core/helpers/WindowHelpers.h"
32 #include "support/StringSupport.h"
33
34 namespace arm_compute
35 {
36 namespace
37 {
validate_arguments(const ITensorInfo * input,const ITensorInfo * output)38 Status validate_arguments(const ITensorInfo *input, const ITensorInfo *output)
39 {
40 ARM_COMPUTE_RETURN_ERROR_ON_F16_UNSUPPORTED(input);
41 ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 2, DataType::F16, DataType::F32);
42
43 // Checks performed when output is configured
44 if((output != nullptr) && (output->total_size() != 0))
45 {
46 ARM_COMPUTE_RETURN_ERROR_ON(output->num_channels() != 1 && output->num_channels() != 2);
47 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(input, output);
48 ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, output);
49 }
50
51 return Status{};
52 }
53 } // namespace
54
CLFFTScaleKernel()55 CLFFTScaleKernel::CLFFTScaleKernel()
56 : _input(nullptr), _output(nullptr), _run_in_place(false)
57 {
58 _type = CLKernelType::ELEMENTWISE;
59 }
60
configure(ICLTensor * input,ICLTensor * output,const FFTScaleKernelInfo & config)61 void CLFFTScaleKernel::configure(ICLTensor *input, ICLTensor *output, const FFTScaleKernelInfo &config)
62 {
63 configure(CLKernelLibrary::get().get_compile_context(), input, output, config);
64 }
65
configure(const CLCompileContext & compile_context,ICLTensor * input,ICLTensor * output,const FFTScaleKernelInfo & config)66 void CLFFTScaleKernel::configure(const CLCompileContext &compile_context, ICLTensor *input, ICLTensor *output, const FFTScaleKernelInfo &config)
67 {
68 ARM_COMPUTE_ERROR_ON_NULLPTR(input);
69 ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(input->info(), (output != nullptr) ? output->info() : nullptr));
70 auto padding_info = get_padding_info({ input, output });
71
72 _input = input;
73 _output = output;
74 _run_in_place = (output == nullptr) || (output == input);
75
76 // Create kernel
77 CLBuildOptions build_opts;
78 build_opts.add_option_if(_run_in_place, "-DIN_PLACE");
79 build_opts.add_option("-DVEC_SIZE=" + support::cpp11::to_string(output != nullptr ? output->info()->num_channels() : input->info()->num_channels()));
80 build_opts.add_option("-DDATA_TYPE=" + get_cl_type_from_data_type(input->info()->data_type()));
81 build_opts.add_option_if(config.conjugate, "-DCONJ");
82 std::string kernel_name = "fft_scale_conj";
83 _kernel = create_kernel(compile_context, kernel_name, build_opts.options());
84
85 // Set static arguments
86 unsigned int idx = (1 + (_run_in_place ? 0 : 1)) * num_arguments_per_3D_tensor(); // Skip the input and output parameters
87 _kernel.setArg<cl_float>(idx, config.scale);
88
89 // Configure kernel window
90 Window win = calculate_max_window(*input->info(), Steps());
91
92 if(output != nullptr)
93 {
94 // Output auto inizialitation if not yet initialized
95 auto_init_if_empty(*output->info(), *input->info()->clone());
96 }
97
98 ICLKernel::configure_internal(win);
99
100 // Set config_id for enabling LWS tuning
101 _config_id = kernel_name;
102 _config_id += "_";
103 _config_id += lower_string(string_from_data_type(input->info()->data_type()));
104 _config_id += "_";
105 _config_id += support::cpp11::to_string(input->info()->dimension(0));
106 _config_id += "_";
107 _config_id += support::cpp11::to_string(input->info()->dimension(1));
108 ARM_COMPUTE_ERROR_ON(has_padding_changed(padding_info));
109 }
110
validate(const ITensorInfo * input,const ITensorInfo * output,const FFTScaleKernelInfo & config)111 Status CLFFTScaleKernel::validate(const ITensorInfo *input, const ITensorInfo *output, const FFTScaleKernelInfo &config)
112 {
113 ARM_COMPUTE_UNUSED(config);
114 ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input, output));
115
116 return Status{};
117 }
118
run(const Window & window,cl::CommandQueue & queue)119 void CLFFTScaleKernel::run(const Window &window, cl::CommandQueue &queue)
120 {
121 ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this);
122 ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window);
123
124 Window collapsed = window.collapse_if_possible(ICLKernel::window(), Window::DimZ);
125 Window slice = collapsed.first_slice_window_3D();
126
127 do
128 {
129 unsigned int idx = 0;
130 add_3D_tensor_argument(idx, _input, slice);
131 if(!_run_in_place)
132 {
133 add_3D_tensor_argument(idx, _output, slice);
134 }
135 enqueue(queue, *this, slice, lws_hint());
136 }
137 while(collapsed.slide_window_slice_3D(slice));
138 }
139 } // namespace arm_compute
140