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Audio: SRC: Optimize HiFi4 and HiFi5 version code #9825

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merged 4 commits into from
Feb 12, 2025
Merged

Audio: SRC: Optimize HiFi4 and HiFi5 version code #9825

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f44f61b
Audio: SRC: Remove unnecessary initialization from fir_filter()
singalsu Feb 5, 2025
92a4bf6
Audio: SRC: Add HiFi5 version, as copy of HiFi4 version
singalsu Feb 5, 2025
2943ba2
Audio: SRC: Optimize HiFi5 version code
singalsu Feb 5, 2025
3372cfb
Audio: SRC: Optimize HiFi4 version code
singalsu Feb 10, 2025
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2 changes: 1 addition & 1 deletion src/audio/src/CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: BSD-3-Clause

add_local_sources(sof src_generic.c src_hifi2ep.c src_hifi3.c src_hifi4.c src_common.c src.c)
add_local_sources(sof src_generic.c src_hifi2ep.c src_hifi3.c src_hifi4.c src_hifi5.c src_common.c src.c)

if(CONFIG_IPC_MAJOR_3)
add_local_sources(sof src_ipc3.c)
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61 changes: 15 additions & 46 deletions src/audio/src/src_config.h
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Original file line number Diff line number Diff line change
Expand Up @@ -8,55 +8,24 @@
#ifndef __SOF_AUDIO_SRC_SRC_CONFIG_H__
#define __SOF_AUDIO_SRC_SRC_CONFIG_H__



/* If next define is set to 1 the SRC is configured automatically. Setting
* to zero temporarily is useful is for testing needs.
*/
#define SRC_AUTOARCH 1

/* Force manually some code variant when SRC_AUTODSP is set to zero. These
* are useful in code debugging.
*/
#if SRC_AUTOARCH == 0
#define SRC_GENERIC 1
#define SRC_HIFIEP 0
#define SRC_HIFI3 0
#endif

/* Select optimized code variant when xt-xcc compiler is used */
#if SRC_AUTOARCH == 1
#if defined __XCC__
#include <xtensa/config/core-isa.h>
#define SRC_GENERIC 0
#if XCHAL_HAVE_HIFI4 == 1
#define SRC_HIFI4 1
#define SRC_HIFI3 0
#define SRC_HIFIEP 0
#include <sof/common.h>

/* Follow kconfig for FILTER in SRC component */
#if SOF_USE_MIN_HIFI(5, FILTER)
#define SRC_HIFI5 1
#elif SOF_USE_MIN_HIFI(4, FILTER)
#define SRC_HIFI4 1
#elif SOF_USE_MIN_HIFI(3, FILTER)
#define SRC_HIFI3 1
#elif SOF_USE_HIFI(2, FILTER)
#define SRC_HIFIEP 1
#else
#define SRC_HIFI4 0
#if XCHAL_HAVE_HIFI2EP == 1
#define SRC_HIFIEP 1
#define SRC_HIFI3 0
#endif
#if XCHAL_HAVE_HIFI3 == 1
#define SRC_HIFI3 1
#define SRC_HIFIEP 0
#endif
#endif
#else
/* GCC */
#define SRC_GENERIC 1
#define SRC_HIFIEP 0
#define SRC_HIFI3 0
#if CONFIG_LIBRARY
#else
#define SRC_SHORT 1 /* Need to use for generic code version speed */
#endif
#endif
#define SRC_GENERIC 1
#endif

/* Kconfig option tiny needs 16 bits coefficients, other options use 32 bits */
/* Kconfig option tiny needs 16 bits coefficients, other options use 32 bits,
* also gcc builds for all platforms and testbench (library)
*/
#if !defined(SRC_SHORT)
#if CONFIG_COMP_SRC_TINY
#define SRC_SHORT 1 /* 16 bit coefficients filter core */
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