From 6ab94e0b318884bbcb95e2ea3835f951502e1d99 Mon Sep 17 00:00:00 2001 From: jaseg Date: Wed, 14 Oct 2020 12:47:28 +0200 Subject: Move firmware into subdirectory --- .../DSP/Source/MatrixFunctions/arm_mat_scale_f32.c | 169 --------------------- 1 file changed, 169 deletions(-) delete mode 100644 hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_f32.c (limited to 'hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_f32.c') diff --git a/hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_f32.c b/hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_f32.c deleted file mode 100644 index 3e4f5f7..0000000 --- a/hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_f32.c +++ /dev/null @@ -1,169 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_mat_scale_f32.c - * Description: Multiplies a floating-point matrix by a scalar - * - * $Date: 27. January 2017 - * $Revision: V.1.5.1 - * - * Target Processor: Cortex-M cores - * -------------------------------------------------------------------- */ -/* - * Copyright (C) 2010-2017 ARM Limited or its affiliates. All rights reserved. - * - * SPDX-License-Identifier: Apache-2.0 - * - * Licensed under the Apache License, Version 2.0 (the License); you may - * not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, WITHOUT - * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "arm_math.h" - -/** - * @ingroup groupMatrix - */ - -/** - * @defgroup MatrixScale Matrix Scale - * - * Multiplies a matrix by a scalar. This is accomplished by multiplying each element in the - * matrix by the scalar. For example: - * \image html MatrixScale.gif "Matrix Scaling of a 3 x 3 matrix" - * - * The function checks to make sure that the input and output matrices are of the same size. - * - * In the fixed-point Q15 and Q31 functions, scale is represented by - * a fractional multiplication scaleFract and an arithmetic shift shift. - * The shift allows the gain of the scaling operation to exceed 1.0. - * The overall scale factor applied to the fixed-point data is - * 
- *     scale = scaleFract * 2^shift.
- *
- */ - -/** - * @addtogroup MatrixScale - * @{ - */ - -/** - * @brief Floating-point matrix scaling. - * @param[in] *pSrc points to input matrix structure - * @param[in] scale scale factor to be applied - * @param[out] *pDst points to output matrix structure - * @return The function returns either ARM_MATH_SIZE_MISMATCH - * or ARM_MATH_SUCCESS based on the outcome of size checking. - * - */ - -arm_status arm_mat_scale_f32( - const arm_matrix_instance_f32 * pSrc, - float32_t scale, - arm_matrix_instance_f32 * pDst) -{ - float32_t *pIn = pSrc->pData; /* input data matrix pointer */ - float32_t *pOut = pDst->pData; /* output data matrix pointer */ - uint32_t numSamples; /* total number of elements in the matrix */ - uint32_t blkCnt; /* loop counters */ - arm_status status; /* status of matrix scaling */ - -#if defined (ARM_MATH_DSP) - - float32_t in1, in2, in3, in4; /* temporary variables */ - float32_t out1, out2, out3, out4; /* temporary variables */ - -#endif // #if defined (ARM_MATH_DSP) - -#ifdef ARM_MATH_MATRIX_CHECK - /* Check for matrix mismatch condition */ - if ((pSrc->numRows != pDst->numRows) || (pSrc->numCols != pDst->numCols)) - { - /* Set status as ARM_MATH_SIZE_MISMATCH */ - status = ARM_MATH_SIZE_MISMATCH; - } - else -#endif /* #ifdef ARM_MATH_MATRIX_CHECK */ - { - /* Total number of samples in the input matrix */ - numSamples = (uint32_t) pSrc->numRows * pSrc->numCols; - -#if defined (ARM_MATH_DSP) - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - /* Loop Unrolling */ - blkCnt = numSamples >> 2; - - /* First part of the processing with loop unrolling. Compute 4 outputs at a time. - ** a second loop below computes the remaining 1 to 3 samples. */ - while (blkCnt > 0U) - { - /* C(m,n) = A(m,n) * scale */ - /* Scaling and results are stored in the destination buffer. */ - in1 = pIn[0]; - in2 = pIn[1]; - in3 = pIn[2]; - in4 = pIn[3]; - - out1 = in1 * scale; - out2 = in2 * scale; - out3 = in3 * scale; - out4 = in4 * scale; - - - pOut[0] = out1; - pOut[1] = out2; - pOut[2] = out3; - pOut[3] = out4; - - /* update pointers to process next sampels */ - pIn += 4U; - pOut += 4U; - - /* Decrement the numSamples loop counter */ - blkCnt--; - } - - /* If the numSamples is not a multiple of 4, compute any remaining output samples here. - ** No loop unrolling is used. */ - blkCnt = numSamples % 0x4U; - -#else - - /* Run the below code for Cortex-M0 */ - - /* Initialize blkCnt with number of samples */ - blkCnt = numSamples; - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* C(m,n) = A(m,n) * scale */ - /* The results are stored in the destination buffer. */ - *pOut++ = (*pIn++) * scale; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Set status as ARM_MATH_SUCCESS */ - status = ARM_MATH_SUCCESS; - } - - /* Return to application */ - return (status); -} - -/** - * @} end of MatrixScale group - */ -- cgit