DRC: add simd build option to DRC

Add HIFI build option to DRC module, with this, developer
are able to select HIFI version for SOF build.

Signed-off-by: Baofeng Tian <baofeng.tian@intel.com>

src/audio/drc/Kconfig

@@ -1,5 +1,7 @@
 # SPDX-License-Identifier: BSD-3-Clause
 
+rsource "Kconfig.simd"
+
 config COMP_DRC
 	bool "Dynamic Range Compressor component"
 	select CORDIC_FIXED

src/audio/drc/Kconfig.simd

@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: BSD-3-Clause
+
+comment "DRC optimization level select"
+
+choice "DRC_SIMD_LEVEL_SELECT"
+	prompt "choose which SIMD level used for DRC module"
+	depends on COMP_DRC
+	default DRC_HIFI_MAX
+
+	config DRC_HIFI_MAX
+		prompt "SIMD will selected by toolchain pre-defined header"
+		bool
+		help
+			When this was selected, optimization level will be determined
+			by toolchain pre-defined macros in core isa header file.
+
+	config DRC_HIFI_5
+		prompt "choose HIFI5 intrinsic optimized DRC module"
+		bool
+		help
+			This option used to build HIFI5 optimized DRC code
+
+	config DRC_HIFI_4
+		prompt "choose HIFI4 intrinsic optimized DRC module"
+		bool
+		help
+			This option used to build HIFI4 optimized DRC code
+
+	config DRC_HIFI_3
+		prompt "choose HIFI3 intrinsic optimized DRC module"
+		bool
+		help
+			This option used to build HIFI3 intrinsic optimized DRC code
+
+	config DRC_HIFI_NONE
+		prompt "choose generic C DRC module, no HIFI SIMD involved"
+		bool
+		help
+			This option used to build DRC generic code.
+endchoice

src/audio/drc/drc.h

@@ -12,7 +12,6 @@
 #include <sof/audio/buffer.h>
 #include <sof/platform.h>
 
-#include "drc_plat_conf.h"
 #include "drc_user.h"
 
 struct audio_stream;

src/audio/drc/drc_generic.c

@@ -8,13 +8,14 @@
 #include <sof/audio/format.h>
 #include <sof/math/exp_fcn.h>
 #include <sof/math/numbers.h>
+#include <sof/common.h>
 #include <stdint.h>
 
 #include "drc.h"
 #include "drc_algorithm.h"
 #include "drc_math.h"
 
-#if DRC_GENERIC
+#if SOF_USE_HIFI(NONE, DRC)
 
 #define ONE_Q20        Q_CONVERT_FLOAT(1.0f, 20)                /* Q12.20 */
 #define ONE_Q21        Q_CONVERT_FLOAT(1.0f, 21)                /* Q11.21 */
@@ -450,9 +451,9 @@ void drc_compress_output(struct drc_state *state,
 	}
 }
 
-#endif /* DRC_GENERIC */
+#endif /* DRC_HIFI_NONE */
 
-#if DRC_GENERIC || DRC_HIFI3
+#if SOF_USE_HIFI(NONE, DRC) || SOF_USE_HIFI(3, DRC)
 /* After one complete division of samples have been received (and one division of
  * samples have been output), we calculate shaped power average
  * (detector_average) from the input division, update envelope parameters from

src/audio/drc/drc_hifi3.c

@@ -8,13 +8,14 @@
 #include <sof/audio/format.h>
 #include <sof/math/exp_fcn.h>
 #include <sof/math/numbers.h>
+#include <sof/common.h>
 #include <stdint.h>
 
 #include "drc.h"
 #include "drc_algorithm.h"
 #include "drc_math.h"
 
-#if DRC_HIFI3
+#if SOF_USE_HIFI(3, DRC)
 
 #include <xtensa/tie/xt_hifi3.h>
 
@@ -494,4 +495,4 @@ void drc_compress_output(struct drc_state *state,
 	}
 }
 
-#endif /* DRC_HIFI3 */
+#endif /* DRC_HIFI_3 */

src/audio/drc/drc_hifi4.c

@@ -8,13 +8,14 @@
 #include <sof/audio/format.h>
 #include <sof/math/exp_fcn.h>
 #include <sof/math/numbers.h>
+#include <sof/common.h>
 #include <stdint.h>
 
 #include "drc.h"
 #include "drc_algorithm.h"
 #include "drc_math.h"
 
-#if DRC_HIFI4
+#if SOF_USE_HIFI(4, DRC)
 
 #include <xtensa/tie/xt_hifi4.h>
 
@@ -910,4 +911,4 @@ const struct drc_proc_fnmap drc_proc_fnmap[] = {
 
 const size_t drc_proc_fncount = ARRAY_SIZE(drc_proc_fnmap);
 
-#endif /* DRC_HIFI4 */
+#endif /* DRC_HIFI_4 */

src/audio/drc/drc_math.h

@@ -13,13 +13,12 @@
 #include <sof/math/numbers.h>
 #include <sof/math/lut_trig.h>
 #include <sof/math/trig.h>
-
+#include <sof/common.h>
-#include "drc_plat_conf.h"
 
 /* Unmark this define to use cordic arc sine implementation. */
 /* #define DRC_USE_CORDIC_ASIN */
 
-#if DRC_HIFI3 || DRC_HIFI4
+#if SOF_USE_HIFI(4, DRC) || SOF_USE_HIFI(3, DRC)
 
 #include <xtensa/tie/xt_hifi3.h>
 
@@ -106,7 +105,7 @@ static inline int32_t drc_asin_fixed(int32_t x)
 }
 #endif /* DRC_USE_CORDIC_ASIN */
 
-#endif /* DRC_HIFI3 */
+#endif /* DRC_HIFI_3/4 */
 
 int32_t drc_lin2db_fixed(int32_t linear); /* Input:Q6.26 Output:Q11.21 */
 int32_t drc_log_fixed(int32_t x); /* Input:Q6.26 Output:Q6.26 */

src/audio/drc/drc_math_generic.c

@@ -9,13 +9,14 @@
 #include <sof/math/exp_fcn.h>
 #include <sof/math/numbers.h>
 #include <sof/math/trig.h>
+#include <sof/common.h>
 
 #include "drc_math.h"
 
 #define q_mult(a, b, qa, qb, qy) ((int32_t)Q_MULTSR_32X32((int64_t)(a), b, qa, qb, qy))
 #define q_multq(a, b, q) ((int32_t)Q_MULTSR_32X32((int64_t)(a), b, q, q, q))
 
-#if DRC_GENERIC
+#if SOF_USE_HIFI(NONE, DRC)
 
 /*
  * Input depends on precision_x
@@ -221,7 +222,7 @@ inline int32_t drc_inv_fixed(int32_t x, int32_t precision_x, int32_t precision_y
 #undef qc
 }
 
-#endif /* DRC_GENERIC */
+#endif /* DRC_HIFI_NONE */
 
 /*
  * Input x is Q6.26; valid range: (0.0, 32.0); x <= 0 is not supported

src/audio/drc/drc_math_hifi3.c

@@ -5,9 +5,10 @@
 // Author: Pin-chih Lin <johnylin@google.com>
 
 #include <sof/math/numbers.h>
+#include <sof/common.h>
 #include "drc_math.h"
 
-#if DRC_HIFI3 || DRC_HIFI4
+#if SOF_USE_HIFI(4, DRC) || SOF_USE_HIFI(3, DRC)
 
 #include <xtensa/tie/xt_hifi3.h>
 
@@ -225,4 +226,4 @@ inline int32_t drc_inv_fixed(int32_t x, int32_t precision_x, int32_t precision_y
 	return acc;
 }
 
-#endif /* DRC_HIFI3 */
+#endif /* DRC_HIFI_3/4 */

src/audio/drc/drc_plat_conf.h

@@ -1,51 +0,0 @@
-/* SPDX-License-Identifier: BSD-3-Clause
- *
- * Copyright(c) 2021 Google LLC. All rights reserved.
- *
- * Author: Pin-chih Lin <johnylin@google.com>
- */
-#ifndef __SOF_AUDIO_DRC_DRC_PLAT_CONF_H__
-#define __SOF_AUDIO_DRC_DRC_PLAT_CONF_H__
-
-/* Get platforms configuration */
-
-/* If next defines are set to 1 the DRC is configured automatically. Setting
- * to zero temporarily is useful is for testing needs.
- */
-#define DRC_AUTOARCH    1
-
-/* Force manually some code variant when DRC_AUTOARCH is set to zero. These
- * are useful in code debugging.
- */
-#if DRC_AUTOARCH == 0
-#define DRC_GENERIC	1
-#define DRC_HIFI3	0
-#define DRC_HIFI4	0
-#endif
-
-/* Select optimized code variant when xt-xcc compiler is used */
-#if DRC_AUTOARCH == 1
-#if defined __XCC__
-#include <xtensa/config/core-isa.h>
-#if XCHAL_HAVE_HIFI4 == 1
-#define DRC_GENERIC	0
-#define DRC_HIFI3	0
-#define DRC_HIFI4	1
-#elif XCHAL_HAVE_HIFI3 == 1
-#define DRC_GENERIC	0
-#define DRC_HIFI3	1
-#define DRC_HIFI4	0
-#else
-#define DRC_GENERIC	1
-#define DRC_HIFI3	0
-#define DRC_HIFI4	0
-#endif /* XCHAL_HAVE_HIFI3 */
-#else
-/* GCC */
-#define DRC_GENERIC	1
-#define DRC_HIFI3	0
-#define DRC_HIFI4	0
-#endif /* __XCC__ */
-#endif /* DRC_AUTOARCH */
-
-#endif /* __SOF_AUDIO_DRC_DRC_PLAT_CONF_H__ */