/* SPDX-License-Identifier: BSD-3-Clause

*

* Copyright(c) 2017 Intel Corporation. All rights reserved.

*

* Author: Seppo Ingalsuo <seppo.ingalsuo@linux.intel.com>

* Liam Girdwood <liam.r.girdwood@linux.intel.com>

* Keyon Jie <yang.jie@linux.intel.com>

*/

#ifndef __SOF_AUDIO_EQ_FIR_FIR_CONFIG_H__

#define __SOF_AUDIO_EQ_FIR_FIR_CONFIG_H__

/* Prevent xtensa gcc built firmware to be configured for longer

* filter that it can process. This length limitation (# of taps) is for one

* channel, for stereo the channel specific limit is this divided by two,

* etc.

*/

#ifndef __XCC__

#ifdef __XTENSA__

#define FIR_MAX_LENGTH_BUILD_SPECIFIC 80

#endif

#endif

/* Define SOFM_FIR_FORCEARCH 0/2/3 in build command line or temporarily in

* this file to override the default auto detection.

*/

#ifdef SOFM_FIR_FORCEARCH

# if SOFM_FIR_FORCEARCH == 3

# define FIR_GENERIC 0

# define FIR_HIFIEP 0

# define FIR_HIFI3 1

# elif SOFM_FIR_FORCEARCH == 2

# define FIR_GENERIC 0

# define FIR_HIFIEP 1

# define FIR_HIFI3 0

# elif SOFM_FIR_FORCEARCH == 0

# define FIR_GENERIC 1

# define FIR_HIFIEP 0

# define FIR_HIFI3 0

# else

# error "Unsupported SOFM_FIR_FORCEARCH value."

# endif

#else

# if defined __XCC__

# include <xtensa/config/core-isa.h>

# define FIR_GENERIC 0

# if XCHAL_HAVE_HIFI2EP == 1

# define FIR_HIFIEP 1

# define FIR_HIFI3 0

# elif XCHAL_HAVE_HIFI3 == 1 || XCHAL_HAVE_HIFI4 == 1

# define FIR_HIFI3 1

# define FIR_HIFIEP 0

# else

# error "No HIFIEP or HIFI3 found. Cannot build FIR module."

# endif

# else

# define FIR_GENERIC 1

# define FIR_HIFI3 0

# endif /* __XCC__ */

#endif /* SOFM_FIR_FORCEARCH */

#endif /* __SOF_AUDIO_EQ_FIR_FIR_CONFIG_H__ */