1  /* ----------------------------------------------------------------------
 2   * Project:      CMSIS DSP Library
 3   * Title:        arm_mat_init_q31.c
 4   * Description:  Q31 matrix initialization
 5   *
 6   * $Date:        23 April 2021
 7   * $Revision:    V1.9.0
 8   *
 9   * Target Processor: Cortex-M and Cortex-A cores
10   * -------------------------------------------------------------------- */
11  /*
12   * Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
13   *
14   * SPDX-License-Identifier: Apache-2.0
15   *
16   * Licensed under the Apache License, Version 2.0 (the License); you may
17   * not use this file except in compliance with the License.
18   * You may obtain a copy of the License at
19   *
20   * www.apache.org/licenses/LICENSE-2.0
21   *
22   * Unless required by applicable law or agreed to in writing, software
23   * distributed under the License is distributed on an AS IS BASIS, WITHOUT
24   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
25   * See the License for the specific language governing permissions and
26   * limitations under the License.
27   */
28  
29  #include "dsp/matrix_functions.h"
30  
31  /**
32    @ingroup groupMatrix
33   */
34  
35  /**
36    @defgroup MatrixInit Matrix Initialization
37   
38   */
39  
40  /**
41    @addtogroup MatrixInit
42    @{
43   */
44  
45  /**
46    @brief         Q31 matrix initialization.
47    @param[in,out] S         points to an instance of the Q31 matrix structure
48    @param[in]     nRows     number of rows in the matrix
49    @param[in]     nColumns  number of columns in the matrix
50    @param[in]     pData     points to the matrix data array
51    @return        none
52   */
53  
54  void arm_mat_init_q31(
55    arm_matrix_instance_q31 * S,
56    uint16_t nRows,
57    uint16_t nColumns,
58    q31_t * pData)
59  {
60    /* Assign Number of Rows */
61    S->numRows = nRows;
62  
63    /* Assign Number of Columns */
64    S->numCols = nColumns;
65  
66    /* Assign Data pointer */
67    S->pData = pData;
68  }
69  
70  /**
71    @} end of MatrixInit group
72   */