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enginex-mlu370-vllm/torch_mlu_ops-v1.3.2/csrc/kernels/dequantify.mluh
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/*************************************************************************
* Copyright (C) [2023-2024] by Cambricon, Inc.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*************************************************************************/
#ifndef CSRC_KERNELS_DEQUANTIFY_MLUH_
#define CSRC_KERNELS_DEQUANTIFY_MLUH_
#include "cnnl.h"
#include "kernel_utils.h"
namespace tmo {
/**
* @brief Dequantify per tensor.
* @param handle: The handle of cnnl.
* @param src: Input. Pointer to the MLU memory that stores the input.
* @param src_bitwidth: The bitwidth of input quantized data.
* @param dst: Output. Pointer to the MLU memory that stores the output.
* @param dst_dtype: The data type of output.
* @param src_count: The number of elements in input.
* @param scale: The scale for dequantify.
*/
KernelStatus invokeDequantifyPerTensor(cnnlHandle_t handle,
const void *src,
int src_bitwidth,
void *dst,
cnnlDataType_t dst_dtype,
size_t src_count,
float scale);
/**
* @brief Dequantify per channel.
* @param handle: The handle of cnnl.
* @param src: Input. Pointer to the MLU memory that stores the input.
* @param src_bitwidth: The bitwidth of input quantized data.
* @param dst: Output. Pointer to the MLU memory that stores the output.
* @param dst_dtype: The data type of output.
* @param src_ci: The ci of input.
* @param co: The co of input.
* @param scale: Pointer to the MLU memory that stores the scale for dequantify.
*/
KernelStatus invokeDequantifyPerChannel(cnnlHandle_t handle,
const void *src,
int src_bitwidth,
void *dst,
cnnlDataType_t dst_dtype,
int src_ci,
int co,
const void *scale);
} // namespace tmo
#endif // CSRC_KERNELS_DEQUANTIFY_MLUH_