mlx/mlx/backend/cuda/conv/conv.h
2025-08-19 17:37:13 -07:00

65 lines
1.7 KiB
C++

// Copyright © 2025 Apple Inc.
#pragma once
#include "mlx/backend/cuda/device.h"
namespace mlx::core {
template <int NDIM>
struct ConvParams {
int N; // Batch size
int C; // In channels
int O; // Out channels
int strides[NDIM];
int padding[NDIM];
int kernel_dilation[NDIM];
int input_dilation[NDIM];
int groups;
bool flip;
int in_spatial_dims[NDIM];
int wt_spatial_dims[NDIM];
int out_spatial_dims[NDIM];
int64_t in_strides[NDIM + 2];
ConvParams(
const array& in,
const array& wt,
const array& out,
const std::vector<int>& strides,
const std::vector<int>& padding,
const std::vector<int>& kernel_dilation,
const std::vector<int>& input_dilation,
int groups,
bool flip)
: N(in.shape(0)),
C(in.shape(-1)),
O(wt.shape(0)),
groups(groups),
flip(flip) {
std::copy_n(strides.begin(), NDIM, this->strides);
std::copy_n(padding.begin(), NDIM, this->padding);
std::copy_n(kernel_dilation.begin(), NDIM, this->kernel_dilation);
std::copy_n(input_dilation.begin(), NDIM, this->input_dilation);
std::copy_n(in.shape().begin() + 1, NDIM, this->in_spatial_dims);
std::copy_n(wt.shape().begin() + 1, NDIM, this->wt_spatial_dims);
std::copy_n(out.shape().begin() + 1, NDIM, this->out_spatial_dims);
std::copy_n(in.strides().begin(), NDIM + 2, this->in_strides);
}
};
void gemm_conv(
cu::CommandEncoder& encoder,
array in,
array wt,
array& out,
const std::vector<int>& strides,
const std::vector<int>& padding,
const std::vector<int>& kernel_dilation,
const std::vector<int>& input_dilation,
int groups,
bool flip,
Stream s);
} // namespace mlx::core