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_q15.c | 171 --------------------- 1 file changed, 171 deletions(-) delete mode 100644 hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_q15.c (limited to 'hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_q15.c') diff --git a/hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_q15.c b/hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_q15.c deleted file mode 100644 index 4eff925..0000000 --- a/hid-dials/Drivers/CMSIS/DSP/Source/MatrixFunctions/arm_mat_scale_q15.c +++ /dev/null @@ -1,171 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_mat_scale_q15.c - * Description: Multiplies a Q15 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 - */ - -/** - * @addtogroup MatrixScale - * @{ - */ - -/** - * @brief Q15 matrix scaling. - * @param[in] *pSrc points to input matrix - * @param[in] scaleFract fractional portion of the scale factor - * @param[in] shift number of bits to shift the result by - * @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. - * - * @details - * Scaling and Overflow Behavior: - * \par - * The input data *pSrc and scaleFract are in 1.15 format. - * These are multiplied to yield a 2.30 intermediate result and this is shifted with saturation to 1.15 format. - */ - -arm_status arm_mat_scale_q15( - const arm_matrix_instance_q15 * pSrc, - q15_t scaleFract, - int32_t shift, - arm_matrix_instance_q15 * pDst) -{ - q15_t *pIn = pSrc->pData; /* input data matrix pointer */ - q15_t *pOut = pDst->pData; /* output data matrix pointer */ - uint32_t numSamples; /* total number of elements in the matrix */ - int32_t totShift = 15 - shift; /* total shift to apply after scaling */ - uint32_t blkCnt; /* loop counters */ - arm_status status; /* status of matrix scaling */ - -#if defined (ARM_MATH_DSP) - - q15_t in1, in2, in3, in4; - q31_t out1, out2, out3, out4; - q31_t inA1, inA2; - -#endif // #if defined (ARM_MATH_DSP) - -#ifdef ARM_MATH_MATRIX_CHECK - /* Check for matrix mismatch */ - 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) * k */ - /* Scale, saturate and then store the results in the destination buffer. */ - /* Reading 2 inputs from memory */ - inA1 = _SIMD32_OFFSET(pIn); - inA2 = _SIMD32_OFFSET(pIn + 2); - - /* C = A * scale */ - /* Scale the inputs and then store the 2 results in the destination buffer - * in single cycle by packing the outputs */ - out1 = (q31_t) ((q15_t) (inA1 >> 16) * scaleFract); - out2 = (q31_t) ((q15_t) inA1 * scaleFract); - out3 = (q31_t) ((q15_t) (inA2 >> 16) * scaleFract); - out4 = (q31_t) ((q15_t) inA2 * scaleFract); - - out1 = out1 >> totShift; - inA1 = _SIMD32_OFFSET(pIn + 4); - out2 = out2 >> totShift; - inA2 = _SIMD32_OFFSET(pIn + 6); - out3 = out3 >> totShift; - out4 = out4 >> totShift; - - in1 = (q15_t) (__SSAT(out1, 16)); - in2 = (q15_t) (__SSAT(out2, 16)); - in3 = (q15_t) (__SSAT(out3, 16)); - in4 = (q15_t) (__SSAT(out4, 16)); - - _SIMD32_OFFSET(pOut) = __PKHBT(in2, in1, 16); - _SIMD32_OFFSET(pOut + 2) = __PKHBT(in4, in3, 16); - - /* 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) * k */ - /* Scale, saturate and then store the results in the destination buffer. */ - *pOut++ = - (q15_t) (__SSAT(((q31_t) (*pIn++) * scaleFract) >> totShift, 16)); - - /* Decrement the numSamples loop counter */ - blkCnt--; - } - /* Set status as ARM_MATH_SUCCESS */ - status = ARM_MATH_SUCCESS; - } - - /* Return to application */ - return (status); -} - -/** - * @} end of MatrixScale group - */ -- cgit