From 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Tue, 15 Dec 2015 14:52:16 -0300
Subject: Linux-libre 4.3.2-gnu

---
 sound/soc/codecs/ak4642.c | 34 ++++++++++++++++++++++++++--------
 1 file changed, 26 insertions(+), 8 deletions(-)

(limited to 'sound/soc/codecs/ak4642.c')

diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c
index 7c0f6552c..4a90143d0 100644
--- a/sound/soc/codecs/ak4642.c
+++ b/sound/soc/codecs/ak4642.c
@@ -64,12 +64,15 @@
 #define FIL1_0		0x1c
 #define FIL1_1		0x1d
 #define FIL1_2		0x1e
-#define FIL1_3		0x1f
+#define FIL1_3		0x1f	/* The maximum valid register for ak4642 */
 #define PW_MGMT4	0x20
 #define MD_CTL5		0x21
 #define LO_MS		0x22
 #define HP_MS		0x23
-#define SPK_MS		0x24
+#define SPK_MS		0x24	/* The maximum valid register for ak4643 */
+#define EQ_FBEQAB	0x25
+#define EQ_FBEQCD	0x26
+#define EQ_FBEQE	0x27	/* The maximum valid register for ak4648 */
 
 /* PW_MGMT1*/
 #define PMVCM		(1 << 6) /* VCOM Power Management */
@@ -241,7 +244,7 @@ static const struct snd_soc_dapm_route ak4642_intercon[] = {
 /*
  * ak4642 register cache
  */
-static const struct reg_default ak4642_reg[] = {
+static const struct reg_default ak4643_reg[] = {
 	{  0, 0x00 }, {  1, 0x00 }, {  2, 0x01 }, {  3, 0x00 },
 	{  4, 0x02 }, {  5, 0x00 }, {  6, 0x00 }, {  7, 0x00 },
 	{  8, 0xe1 }, {  9, 0xe1 }, { 10, 0x18 }, { 11, 0x00 },
@@ -254,6 +257,14 @@ static const struct reg_default ak4642_reg[] = {
 	{ 36, 0x00 },
 };
 
+/* The default settings for 0x0 ~ 0x1f registers are the same for ak4642
+   and ak4643. So we reuse the ak4643 reg_default for ak4642.
+   The valid registers for ak4642 are 0x0 ~ 0x1f which is a subset of ak4643,
+   so define NUM_AK4642_REG_DEFAULTS for ak4642.
+*/
+#define ak4642_reg ak4643_reg
+#define NUM_AK4642_REG_DEFAULTS	(FIL1_3 + 1)
+
 static const struct reg_default ak4648_reg[] = {
 	{  0, 0x00 }, {  1, 0x00 }, {  2, 0x01 }, {  3, 0x00 },
 	{  4, 0x02 }, {  5, 0x00 }, {  6, 0x00 }, {  7, 0x00 },
@@ -535,15 +546,23 @@ static struct snd_soc_codec_driver soc_codec_dev_ak4642 = {
 static const struct regmap_config ak4642_regmap = {
 	.reg_bits		= 8,
 	.val_bits		= 8,
-	.max_register		= ARRAY_SIZE(ak4642_reg) + 1,
+	.max_register		= FIL1_3,
 	.reg_defaults		= ak4642_reg,
-	.num_reg_defaults	= ARRAY_SIZE(ak4642_reg),
+	.num_reg_defaults	= NUM_AK4642_REG_DEFAULTS,
+};
+
+static const struct regmap_config ak4643_regmap = {
+	.reg_bits		= 8,
+	.val_bits		= 8,
+	.max_register		= SPK_MS,
+	.reg_defaults		= ak4643_reg,
+	.num_reg_defaults	= ARRAY_SIZE(ak4643_reg),
 };
 
 static const struct regmap_config ak4648_regmap = {
 	.reg_bits		= 8,
 	.val_bits		= 8,
-	.max_register		= ARRAY_SIZE(ak4648_reg) + 1,
+	.max_register		= EQ_FBEQE,
 	.reg_defaults		= ak4648_reg,
 	.num_reg_defaults	= ARRAY_SIZE(ak4648_reg),
 };
@@ -553,7 +572,7 @@ static const struct ak4642_drvdata ak4642_drvdata = {
 };
 
 static const struct ak4642_drvdata ak4643_drvdata = {
-	.regmap_config = &ak4642_regmap,
+	.regmap_config = &ak4643_regmap,
 };
 
 static const struct ak4642_drvdata ak4648_drvdata = {
@@ -626,7 +645,6 @@ MODULE_DEVICE_TABLE(i2c, ak4642_i2c_id);
 static struct i2c_driver ak4642_i2c_driver = {
 	.driver = {
 		.name = "ak4642-codec",
-		.owner = THIS_MODULE,
 		.of_match_table = ak4642_of_match,
 	},
 	.probe		= ak4642_i2c_probe,
-- 
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