From 7e884b65a3604db2e0833e168dab49c127999294 Mon Sep 17 00:00:00 2001
From: Zhe Wang <Zhe.Wang@amlogic.com>
Date: Wed, 3 Jul 2019 19:27:54 +0800
Subject: [PATCH] audio: add clip thd control interface [1/3]

PD#SWPL-10716

Problem:
when audio signal change from -30dB to 0dB, audio suddenly output power
is higher than 150% instantaneous maximum power

Solution:
add clip thd control interface

Verify:
verified on TL1-X301

Change-Id: Id16ba3c220a22b473eaa1e3ff87bf5dde2a83227
Signed-off-by: Zhe Wang <Zhe.Wang@amlogic.com>
---
 sound/soc/amlogic/auge/effects_hw_v2_coeff.h | 104 ++++++++++++++-------------
 sound/soc/amlogic/auge/effects_v2.c          |   4 ++
 2 files changed, 59 insertions(+), 49 deletions(-)

diff --git a/sound/soc/amlogic/auge/effects_hw_v2_coeff.h b/sound/soc/amlogic/auge/effects_hw_v2_coeff.h
index d0c9433..305a2efc 100644
--- a/sound/soc/amlogic/auge/effects_hw_v2_coeff.h
+++ b/sound/soc/amlogic/auge/effects_hw_v2_coeff.h
@@ -101,69 +101,75 @@ static unsigned int CROSSOVER_COEFF[CROSSOVER_FILTER_SIZE] = {
 #define AED_MULTIBAND_DRC_BANDS  (3)
 #define AED_MULTIBAND_DRC_SIZE   (30)
 #define MULTIBAND_DRC_PARAM_BYTE (120) /*"0x%8.8x "*/
-/*RMS:5ms, ATTACK:2ms, RELEASE:20ms*/
+
 static unsigned int multiband_drc_coeff[AED_MULTIBAND_DRC_SIZE] = {
-	0x34ebb,   /* Low RMS coeff0 */
-	0x7cb145,  /* Low RMS coeff1 */
-	0x5188,    /* Low RELEASE coeff0 */
-	0x7fae78,  /* Low RELEASE coeff1 */
-	0x3263a,   /* Low ATTACK coeff0 */
-	0x7cd9c6,  /* Low ATTACK coeff1 */
-	0x0,	   /* Low THD0 coeff */
-	0x40000,   /* Low K0 coeff */
-	0x40000,   /* Low GAIN */
-	0x0,	   /* Low OFFSET coeff*/
+	/*RMS:5ms, ATTACK:10ms, RELEASE:100ms, THD: 0dB, K = 0*/
+	0x00012aa0,  /* Low RMS coeff0 */
+	0x007ed560,  /* Low RMS coeff1 */
+	0x00000eff,  /* Low RELEASE coeff0 */
+	0x007ff101,  /* Low RELEASE coeff1 */
+	0x000095a8,  /* Low ATTACK coeff0 */
+	0x007f6a58,  /* Low ATTACK coeff1 */
+	0x00000000,  /* Low THD0 coeff */
+	0x00000000,  /* Low K0 coeff */
+	0x00040000,  /* Low GAIN */
+	0x00000000,  /* Low OFFSET coeff*/
 
-	0x34ebb,   /* Mid RMS coeff0 */
-	0x7cb145,  /* Mid RMS coeff1 */
-	0x5188,    /* Mid RELEASE coeff0 */
-	0x7fae78,  /* Mid RELEASE coeff1 */
-	0x3263a,   /* Mid ATTACK coeff0 */
-	0x7cd9c6,  /* Mid ATTACK coeff1 */
-	0x0,	   /* Mid THD0 coeff */
-	0x40000,   /* Mid K0 coeff */
-	0x0,	   /* Mid OFFSET coeff*/
-	0x40000,   /* Mid GAIN */
+	/*RMS:2ms, ATTACK:5ms, RELEASE:100ms, THD: 0dB, K = 0*/
+	0x0002e578,  /* Mid RMS coeff0 */
+	0x007d1a88,  /* Mid RMS coeff1 */
+	0x00000eff,  /* Mid RELEASE coeff0 */
+	0x007ff101,  /* Mid RELEASE coeff1 */
+	0x00012aa0,  /* Mid ATTACK coeff0 */
+	0x007ed560,  /* Mid ATTACK coeff1 */
+	0x00000000,  /* Mid THD0 coeff */
+	0x00000000,  /* Mid K0 coeff */
+	0x00000000,  /* Mid OFFSET coeff*/
+	0x00040000,  /* Mid GAIN */
 
-	0x34ebb,   /* High RMS coeff0 */
-	0x7cb145,  /* High RMS coeff1 */
-	0x5188,    /* High RELEASE coeff0 */
-	0x7fae78,  /* High RELEASE coeff1 */
-	0x3263a,   /* High ATTACK coeff0 */
-	0x7cd9c6,  /* High ATTACK coeff1 */
-	0x0,	   /* High THD0 coeff */
-	0x40000,   /* High K0 coeff */
-	0x0,	   /* High OFFSET coeff*/
-	0x40000,   /* High GAIN */
+	/*RMS:1ms, ATTACK:1ms, RELEASE:100ms, THD: 0dB, K = 0*/
+	0x0005ba29,  /* High RMS coeff0 */
+	0x007a45d7,  /* High RMS coeff1 */
+	0x00000eff,  /* High RELEASE coeff0 */
+	0x007ff101,  /* High RELEASE coeff1 */
+	0x0005ba29,  /* High ATTACK coeff0 */
+	0x007a45d7,  /* High ATTACK coeff1 */
+	0x00000000,  /* High THD0 coeff */
+	0x00000000,  /* High K0 coeff */
+	0x00000000,  /* High OFFSET coeff*/
+	0x00040000,  /* High GAIN */
 };
 
 #define AED_FULLBAND_DRC_SIZE        (17)
 #define AED_FULLBAND_DRC_BYTES       (70)
 #define AED_FULLBAND_DRC_OFFSET      (6)
 #define AED_FULLBAND_DRC_GROUP_SIZE  (3)
-/*K0 = 0dB; THD0 = 0; K1 = 3.0; THD1 = -70dB*/
-/*RMS:5ms, ATTACK:2ms, RELEASE:20ms*/
+
+/*K0 = 0dB; THD0 = 0; K1 = 1.0; THD1 = -100dB*/
+/*ATTACK0:2ms, RELEASE0:20ms*/
+/*ATTACK1:100ms, RELEASE1:100ms*/
+/*RMS:1ms*/
 /*delay: 144 sample max:255*/
 static int fullband_drc_coeff[AED_FULLBAND_DRC_SIZE] = {
-	0x5188,		/* RELEASE_COEF00 */
-	0x7fae78,	/* RELEASE_COEF01 */
-	0x3263a,	/* ATTACK_COEF00 */
-	0x7cd9c6,	/* ATTACK_COEF01 */
-	0x0,		/* THD0 */
-	0x0,		/* K0 */
+	0x00004aea,	/* RELEASE_COEF00 */
+	0x007fb516,	/* RELEASE_COEF01 */
+	0x0002e578,	/* ATTACK_COEF00 */
+	0x007d1a88,	/* ATTACK_COEF01 */
+	0x00000000,	/* THD0 */
+	0x00000000,	/* K0 */
 
-	0x5188,		/* RELEASE_COEF10 */
-	0x7fae78,	/* RELEASE_COEF11 */
-	0x3263a,	/* ATTACK_COEF10 */
-	0x7cd9c6,	/* ATTACK_COEF11 */
-	0xdd000000,	/* THD1 */
-	0xc0000,	/* K2 */
+	0x00000eff,	/* RELEASE_COEF10 */
+	0x007ff101,	/* RELEASE_COEF11 */
+	0x00000eff,	/* ATTACK_COEF10 */
+	0x007ff101,	/* ATTACK_COEF11 */
+	0xce000000,	/* THD1 */
+	0x00040000,	/* K2 */
 
-	0x34ebb,	/* RMS coeff0 */
-	0x7cb145,	/* RMS coeff1 */
-	0x90,		/* Delay time*/
+	0x0005ba29,	/* RMS coeff0 */
+	0x007a45d7,	/* RMS coeff1 */
+	0x00000090,	/* Delay time*/
 	0xdd000000,	/* THD_OUT0 */
-	0x40000,	/* K1 */
+	0x00040000,	/* K1 */
 };
 
 #endif
diff --git a/sound/soc/amlogic/auge/effects_v2.c b/sound/soc/amlogic/auge/effects_v2.c
index b7ca4bc..e064e86 100644
--- a/sound/soc/amlogic/auge/effects_v2.c
+++ b/sound/soc/amlogic/auge/effects_v2.c
@@ -505,6 +505,10 @@ static const struct snd_kcontrol_new snd_effect_controls[] = {
 		AED_EQ_VOLUME, 16, 0x3FF, 1,
 		mixer_aed_read, mixer_aed_write,
 		master_vol_tlv),
+
+	SOC_SINGLE_EXT("AED Clip THD",
+		AED_CLIP_THD, 0, 0x7FFFFF, 0,
+		mixer_aed_read, mixer_aed_write),
 };
 
 int card_add_effect_v2_kcontrols(struct snd_soc_card *card)
-- 
2.7.4