3 files changed, 448 insertions, 25 deletions

diff --git a/sound/aoa/codecs/snd-aoa-codec-tas-basstreble.h b/sound/aoa/codecs/snd-aoa-codec-tas-basstreble.h
new file mode 100644
index 00000000000..69b61136fd5
--- /dev/null
+++ b/sound/aoa/codecs/snd-aoa-codec-tas-basstreble.h
@@ -0,0 +1,134 @@
+/*
+ * This file is only included exactly once!
+ *
+ * The tables here are derived from the tas3004 datasheet,
+ * modulo typo corrections and some smoothing...
+ */
+
+#define TAS3004_TREBLE_MIN	0
+#define TAS3004_TREBLE_MAX	72
+#define TAS3004_BASS_MIN	0
+#define TAS3004_BASS_MAX	72
+#define TAS3004_TREBLE_ZERO	36
+#define TAS3004_BASS_ZERO	36
+
+static u8 tas3004_treble_table[] = {
+	150, /* -18 dB */
+	149,
+	148,
+	147,
+	146,
+	145,
+	144,
+	143,
+	142,
+	141,
+	140,
+	139,
+	138,
+	137,
+	136,
+	135,
+	134,
+	133,
+	132,
+	131,
+	130,
+	129,
+	128,
+	127,
+	126,
+	125,
+	124,
+	123,
+	122,
+	121,
+	120,
+	119,
+	118,
+	117,
+	116,
+	115,
+	114, /* 0 dB */
+	113,
+	112,
+	111,
+	109,
+	108,
+	107,
+	105,
+	104,
+	103,
+	101,
+	99,
+	98,
+	96,
+	93,
+	91,
+	89,
+	86,
+	83,
+	81,
+	77,
+	74,
+	71,
+	67,
+	63,
+	59,
+	54,
+	49,
+	44,
+	38,
+	32,
+	26,
+	19,
+	10,
+	4,
+	2,
+	1, /* +18 dB */
+};
+
+static inline u8 tas3004_treble(int idx)
+{
+	return tas3004_treble_table[idx];
+}
+
+/* I only save the difference here to the treble table
+ * so that the binary is smaller...
+ * I have also ignored completely differences of
+ * +/- 1
+ */
+static s8 tas3004_bass_diff_to_treble[] = {
+	2, /* 7 dB, offset 50 */
+	2,
+	2,
+	2,
+	2,
+	1,
+	2,
+	2,
+	2,
+	3,
+	4,
+	4,
+	5,
+	6,
+	7,
+	8,
+	9,
+	10,
+	11,
+	14,
+	13,
+	8,
+	1, /* 18 dB */
+};
+
+static inline u8 tas3004_bass(int idx)
+{
+	u8 result = tas3004_treble_table[idx];
+
+	if (idx >= 50)
+		result += tas3004_bass_diff_to_treble[idx-50];
+	return result;
+}
diff --git a/sound/aoa/codecs/snd-aoa-codec-tas.c b/sound/aoa/codecs/snd-aoa-codec-tas.c
index 2e39ff6ee34..16c0b6b0a80 100644
--- a/sound/aoa/codecs/snd-aoa-codec-tas.c
+++ b/sound/aoa/codecs/snd-aoa-codec-tas.c
@@ -72,22 +72,29 @@ MODULE_DESCRIPTION("tas codec driver for snd-aoa");
 
 #include "snd-aoa-codec-tas.h"
 #include "snd-aoa-codec-tas-gain-table.h"
+#include "snd-aoa-codec-tas-basstreble.h"
 #include "../aoa.h"
 #include "../soundbus/soundbus.h"
 
-
 #define PFX "snd-aoa-codec-tas: "
 
+
 struct tas {
 	struct aoa_codec	codec;
 	struct i2c_client	i2c;
-	u32			muted_l:1, muted_r:1,
-				controls_created:1;
+	u32			mute_l:1, mute_r:1 ,
+				controls_created:1 ,
+				drc_enabled:1,
+				hw_enabled:1;
 	u8			cached_volume_l, cached_volume_r;
 	u8			mixer_l[3], mixer_r[3];
+	u8			bass, treble;
 	u8			acr;
+	int			drc_range;
 };
 
+static int tas_reset_init(struct tas *tas);
+
 static struct tas *codec_to_tas(struct aoa_codec *codec)
 {
 	return container_of(codec, struct tas, codec);
@@ -101,6 +108,44 @@ static inline int tas_write_reg(struct tas *tas, u8 reg, u8 len, u8 *data)
 		return i2c_smbus_write_i2c_block_data(&tas->i2c, reg, len, data);
 }
 
+static void tas3004_set_drc(struct tas *tas)
+{
+	unsigned char val[6];
+
+	if (tas->drc_enabled)
+		val[0] = 0x50; /* 3:1 above threshold */
+	else
+		val[0] = 0x51; /* disabled */
+	val[1] = 0x02; /* 1:1 below threshold */
+	if (tas->drc_range > 0xef)
+		val[2] = 0xef;
+	else if (tas->drc_range < 0)
+		val[2] = 0x00;
+	else
+		val[2] = tas->drc_range;
+	val[3] = 0xb0;
+	val[4] = 0x60;
+	val[5] = 0xa0;
+
+	tas_write_reg(tas, TAS_REG_DRC, 6, val);
+}
+
+static void tas_set_treble(struct tas *tas)
+{
+	u8 tmp;
+
+	tmp = tas3004_treble(tas->treble);
+	tas_write_reg(tas, TAS_REG_TREBLE, 1, &tmp);
+}
+
+static void tas_set_bass(struct tas *tas)
+{
+	u8 tmp;
+
+	tmp = tas3004_bass(tas->bass);
+	tas_write_reg(tas, TAS_REG_BASS, 1, &tmp);
+}
+
 static void tas_set_volume(struct tas *tas)
 {
 	u8 block[6];
@@ -113,8 +158,8 @@ static void tas_set_volume(struct tas *tas)
 	if (left > 177) left = 177;
 	if (right > 177) right = 177;
 
-	if (tas->muted_l) left = 0;
-	if (tas->muted_r) right = 0;
+	if (tas->mute_l) left = 0;
+	if (tas->mute_r) right = 0;
 
 	/* analysing the volume and mixer tables shows
 	 * that they are similar enough when we shift
@@ -202,7 +247,8 @@ static int tas_snd_vol_put(struct snd_kcontrol *kcontrol,
 
 	tas->cached_volume_l = ucontrol->value.integer.value[0];
 	tas->cached_volume_r = ucontrol->value.integer.value[1];
-	tas_set_volume(tas);
+	if (tas->hw_enabled)
+		tas_set_volume(tas);
 	return 1;
 }
 
@@ -230,8 +276,8 @@ static int tas_snd_mute_get(struct snd_kcontrol *kcontrol,
 {
 	struct tas *tas = snd_kcontrol_chip(kcontrol);
 
-	ucontrol->value.integer.value[0] = !tas->muted_l;
-	ucontrol->value.integer.value[1] = !tas->muted_r;
+	ucontrol->value.integer.value[0] = !tas->mute_l;
+	ucontrol->value.integer.value[1] = !tas->mute_r;
 	return 0;
 }
 
@@ -240,13 +286,14 @@ static int tas_snd_mute_put(struct snd_kcontrol *kcontrol,
 {
 	struct tas *tas = snd_kcontrol_chip(kcontrol);
 
-	if (tas->muted_l == !ucontrol->value.integer.value[0]
-	 && tas->muted_r == !ucontrol->value.integer.value[1])
+	if (tas->mute_l == !ucontrol->value.integer.value[0]
+	 && tas->mute_r == !ucontrol->value.integer.value[1])
 		return 0;
 
-	tas->muted_l = !ucontrol->value.integer.value[0];
-	tas->muted_r = !ucontrol->value.integer.value[1];
-	tas_set_volume(tas);
+	tas->mute_l = !ucontrol->value.integer.value[0];
+	tas->mute_r = !ucontrol->value.integer.value[1];
+	if (tas->hw_enabled)
+		tas_set_volume(tas);
 	return 1;
 }
 
@@ -294,7 +341,8 @@ static int tas_snd_mixer_put(struct snd_kcontrol *kcontrol,
 	tas->mixer_l[idx] = ucontrol->value.integer.value[0];
 	tas->mixer_r[idx] = ucontrol->value.integer.value[1];
 
-	tas_set_mixer(tas);
+	if (tas->hw_enabled)
+		tas_set_mixer(tas);
 	return 1;
 }
 
@@ -309,9 +357,93 @@ static struct snd_kcontrol_new n##_control = {		\
 	.private_value = idx,				\
 }
 
-MIXER_CONTROL(pcm1, "PCM1", 0);
+MIXER_CONTROL(pcm1, "PCM", 0);
 MIXER_CONTROL(monitor, "Monitor", 2);
 
+static int tas_snd_drc_range_info(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = TAS3004_DRC_MAX;
+	return 0;
+}
+
+static int tas_snd_drc_range_get(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_value *ucontrol)
+{
+	struct tas *tas = snd_kcontrol_chip(kcontrol);
+
+	ucontrol->value.integer.value[0] = tas->drc_range;
+	return 0;
+}
+
+static int tas_snd_drc_range_put(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_value *ucontrol)
+{
+	struct tas *tas = snd_kcontrol_chip(kcontrol);
+
+	if (tas->drc_range == ucontrol->value.integer.value[0])
+		return 0;
+
+	tas->drc_range = ucontrol->value.integer.value[0];
+	if (tas->hw_enabled)
+		tas3004_set_drc(tas);
+	return 1;
+}
+
+static struct snd_kcontrol_new drc_range_control = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "DRC Range",
+	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+	.info = tas_snd_drc_range_info,
+	.get = tas_snd_drc_range_get,
+	.put = tas_snd_drc_range_put,
+};
+
+static int tas_snd_drc_switch_info(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = 1;
+	return 0;
+}
+
+static int tas_snd_drc_switch_get(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_value *ucontrol)
+{
+	struct tas *tas = snd_kcontrol_chip(kcontrol);
+
+	ucontrol->value.integer.value[0] = tas->drc_enabled;
+	return 0;
+}
+
+static int tas_snd_drc_switch_put(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_value *ucontrol)
+{
+	struct tas *tas = snd_kcontrol_chip(kcontrol);
+
+	if (tas->drc_enabled == ucontrol->value.integer.value[0])
+		return 0;
+
+	tas->drc_enabled = ucontrol->value.integer.value[0];
+	if (tas->hw_enabled)
+		tas3004_set_drc(tas);
+	return 1;
+}
+
+static struct snd_kcontrol_new drc_switch_control = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "DRC Range Switch",
+	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+	.info = tas_snd_drc_switch_info,
+	.get = tas_snd_drc_switch_get,
+	.put = tas_snd_drc_switch_put,
+};
+
 static int tas_snd_capture_source_info(struct snd_kcontrol *kcontrol,
 	struct snd_ctl_elem_info *uinfo)
 {
@@ -346,7 +478,8 @@ static int tas_snd_capture_source_put(struct snd_kcontrol *kcontrol,
 		tas->acr |= TAS_ACR_INPUT_B;
 	if (oldacr == tas->acr)
 		return 0;
-	tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr);
+	if (tas->hw_enabled)
+		tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr);
 	return 1;
 }
 
@@ -370,6 +503,89 @@ static struct snd_kcontrol_new capture_source_control = {
 	.put = tas_snd_capture_source_put,
 };
 
+static int tas_snd_treble_info(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 1;
+	uinfo->value.integer.min = TAS3004_TREBLE_MIN;
+	uinfo->value.integer.max = TAS3004_TREBLE_MAX;
+	return 0;
+}
+
+static int tas_snd_treble_get(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_value *ucontrol)
+{
+	struct tas *tas = snd_kcontrol_chip(kcontrol);
+
+	ucontrol->value.integer.value[0] = tas->treble;
+	return 0;
+}
+
+static int tas_snd_treble_put(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_value *ucontrol)
+{
+	struct tas *tas = snd_kcontrol_chip(kcontrol);
+
+	if (tas->treble == ucontrol->value.integer.value[0])
+		return 0;
+
+	tas->treble = ucontrol->value.integer.value[0];
+	if (tas->hw_enabled)
+		tas_set_treble(tas);
+	return 1;
+}
+
+static struct snd_kcontrol_new treble_control = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "Treble",
+	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+	.info = tas_snd_treble_info,
+	.get = tas_snd_treble_get,
+	.put = tas_snd_treble_put,
+};
+
+static int tas_snd_bass_info(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 1;
+	uinfo->value.integer.min = TAS3004_BASS_MIN;
+	uinfo->value.integer.max = TAS3004_BASS_MAX;
+	return 0;
+}
+
+static int tas_snd_bass_get(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_value *ucontrol)
+{
+	struct tas *tas = snd_kcontrol_chip(kcontrol);
+
+	ucontrol->value.integer.value[0] = tas->bass;
+	return 0;
+}
+
+static int tas_snd_bass_put(struct snd_kcontrol *kcontrol,
+	struct snd_ctl_elem_value *ucontrol)
+{
+	struct tas *tas = snd_kcontrol_chip(kcontrol);
+
+	if (tas->bass == ucontrol->value.integer.value[0])
+		return 0;
+
+	tas->bass = ucontrol->value.integer.value[0];
+	if (tas->hw_enabled)
+		tas_set_bass(tas);
+	return 1;
+}
+
+static struct snd_kcontrol_new bass_control = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "Bass",
+	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+	.info = tas_snd_bass_info,
+	.get = tas_snd_bass_get,
+	.put = tas_snd_bass_put,
+};
 
 static struct transfer_info tas_transfers[] = {
 	{
@@ -399,26 +615,67 @@ static int tas_usable(struct codec_info_item *cii,
 static int tas_reset_init(struct tas *tas)
 {
 	u8 tmp;
+
+	tas->codec.gpio->methods->all_amps_off(tas->codec.gpio);
+	msleep(5);
 	tas->codec.gpio->methods->set_hw_reset(tas->codec.gpio, 0);
-	msleep(1);
+	msleep(5);
 	tas->codec.gpio->methods->set_hw_reset(tas->codec.gpio, 1);
-	msleep(1);
+	msleep(20);
 	tas->codec.gpio->methods->set_hw_reset(tas->codec.gpio, 0);
-	msleep(1);
-
-	tas->acr &= ~TAS_ACR_ANALOG_PDOWN;
-	tas->acr |= TAS_ACR_B_MONAUREAL | TAS_ACR_B_MON_SEL_RIGHT;
-	if (tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr))
-		return -ENODEV;
+	msleep(10);
+	tas->codec.gpio->methods->all_amps_restore(tas->codec.gpio);
 
 	tmp = TAS_MCS_SCLK64 | TAS_MCS_SPORT_MODE_I2S | TAS_MCS_SPORT_WL_24BIT;
 	if (tas_write_reg(tas, TAS_REG_MCS, 1, &tmp))
 		return -ENODEV;
 
+	tas->acr |= TAS_ACR_ANALOG_PDOWN | TAS_ACR_B_MONAUREAL |
+		TAS_ACR_B_MON_SEL_RIGHT;
+	if (tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr))
+		return -ENODEV;
+
 	tmp = 0;
 	if (tas_write_reg(tas, TAS_REG_MCS2, 1, &tmp))
 		return -ENODEV;
 
+	tas3004_set_drc(tas);
+
+	/* Set treble & bass to 0dB */
+	tas->treble = TAS3004_TREBLE_ZERO;
+	tas->bass = TAS3004_BASS_ZERO;
+	tas_set_treble(tas);
+	tas_set_bass(tas);
+
+	tas->acr &= ~TAS_ACR_ANALOG_PDOWN;
+	if (tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr))
+		return -ENODEV;
+
+	return 0;
+}
+
+static int tas_switch_clock(struct codec_info_item *cii, enum clock_switch clock)
+{
+	struct tas *tas = cii->codec_data;
+
+	switch(clock) {
+	case CLOCK_SWITCH_PREPARE_SLAVE:
+		/* Clocks are going away, mute mute mute */
+		tas->codec.gpio->methods->all_amps_off(tas->codec.gpio);
+		tas->hw_enabled = 0;
+		break;
+	case CLOCK_SWITCH_SLAVE:
+		/* Clocks are back, re-init the codec */
+		tas_reset_init(tas);
+		tas_set_volume(tas);
+		tas_set_mixer(tas);
+		tas->hw_enabled = 1;
+		tas->codec.gpio->methods->all_amps_restore(tas->codec.gpio);
+		break;
+	default:
+		/* doesn't happen as of now */
+		return -EINVAL;
+	}
 	return 0;
 }
 
@@ -427,6 +684,7 @@ static int tas_reset_init(struct tas *tas)
  * our i2c device is suspended, and then take note of that! */
 static int tas_suspend(struct tas *tas)
 {
+	tas->hw_enabled = 0;
 	tas->acr |= TAS_ACR_ANALOG_PDOWN;
 	tas_write_reg(tas, TAS_REG_ACR, 1, &tas->acr);
 	return 0;
@@ -438,6 +696,7 @@ static int tas_resume(struct tas *tas)
 	tas_reset_init(tas);
 	tas_set_volume(tas);
 	tas_set_mixer(tas);
+	tas->hw_enabled = 1;
 	return 0;
 }
 
@@ -463,6 +722,7 @@ static struct codec_info tas_codec_info = {
 	.bus_factor = 64,
 	.owner = THIS_MODULE,
 	.usable = tas_usable,
+	.switch_clock = tas_switch_clock,
 #ifdef CONFIG_PM
 	.suspend = _tas_suspend,
 	.resume = _tas_resume,
@@ -483,6 +743,7 @@ static int tas_init_codec(struct aoa_codec *codec)
 		printk(KERN_ERR PFX "tas failed to initialise\n");
 		return -ENXIO;
 	}
+	tas->hw_enabled = 1;
 
 	if (tas->codec.soundbus_dev->attach_codec(tas->codec.soundbus_dev,
 						   aoa_get_card(),
@@ -515,6 +776,22 @@ static int tas_init_codec(struct aoa_codec *codec)
 	if (err)
 		goto error;
 
+	err = aoa_snd_ctl_add(snd_ctl_new1(&drc_range_control, tas));
+	if (err)
+		goto error;
+
+	err = aoa_snd_ctl_add(snd_ctl_new1(&drc_switch_control, tas));
+	if (err)
+		goto error;
+
+	err = aoa_snd_ctl_add(snd_ctl_new1(&treble_control, tas));
+	if (err)
+		goto error;
+
+	err = aoa_snd_ctl_add(snd_ctl_new1(&bass_control, tas));
+	if (err)
+		goto error;
+
 	return 0;
  error:
 	tas->codec.soundbus_dev->detach_codec(tas->codec.soundbus_dev, tas);
@@ -548,6 +825,8 @@ static int tas_create(struct i2c_adapter *adapter,
 	tas->i2c.driver = &tas_driver;
 	tas->i2c.adapter = adapter;
 	tas->i2c.addr = addr;
+	/* seems that half is a saner default */
+	tas->drc_range = TAS3004_DRC_MAX / 2;
 	strlcpy(tas->i2c.name, "tas audio codec", I2C_NAME_SIZE-1);
 
 	if (i2c_attach_client(&tas->i2c)) {
@@ -564,7 +843,9 @@ static int tas_create(struct i2c_adapter *adapter,
 	if (aoa_codec_register(&tas->codec)) {
 		goto detach;
 	}
-	printk(KERN_DEBUG "snd-aoa-codec-tas: created and attached tas instance\n");
+	printk(KERN_DEBUG
+	       "snd-aoa-codec-tas: tas found, addr 0x%02x on %s\n",
+	       addr, node->full_name);
 	return 0;
  detach:
 	i2c_detach_client(&tas->i2c);
diff --git a/sound/aoa/codecs/snd-aoa-codec-tas.h b/sound/aoa/codecs/snd-aoa-codec-tas.h
index daf81f45d83..ae177e3466e 100644
--- a/sound/aoa/codecs/snd-aoa-codec-tas.h
+++ b/sound/aoa/codecs/snd-aoa-codec-tas.h
@@ -44,4 +44,12 @@
 #define TAS_REG_LEFT_BIQUAD6	0x10
 #define TAS_REG_RIGHT_BIQUAD6	0x19
 
+#define TAS_REG_LEFT_LOUDNESS		0x21
+#define TAS_REG_RIGHT_LOUDNESS		0x22
+#define TAS_REG_LEFT_LOUDNESS_GAIN	0x23
+#define TAS_REG_RIGHT_LOUDNESS_GAIN	0x24
+
+#define TAS3001_DRC_MAX		0x5f
+#define TAS3004_DRC_MAX		0xef
+
 #endif /* __SND_AOA_CODECTASH */