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Diffstat (limited to 'sound/soc/codecs/wm_hubs.c')
-rw-r--r--sound/soc/codecs/wm_hubs.c48
1 files changed, 38 insertions, 10 deletions
diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c
index e763c54c55dc..ca8ce03510f4 100644
--- a/sound/soc/codecs/wm_hubs.c
+++ b/sound/soc/codecs/wm_hubs.c
@@ -18,6 +18,7 @@
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
+#include <linux/mfd/wm8994/registers.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
@@ -116,14 +117,23 @@ static void calibrate_dc_servo(struct snd_soc_codec *codec)
{
struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
s8 offset;
- u16 reg, reg_l, reg_r, dcs_cfg;
+ u16 reg, reg_l, reg_r, dcs_cfg, dcs_reg;
+
+ switch (hubs->dcs_readback_mode) {
+ case 2:
+ dcs_reg = WM8994_DC_SERVO_4E;
+ break;
+ default:
+ dcs_reg = WM8993_DC_SERVO_3;
+ break;
+ }
/* If we're using a digital only path and have a previously
* callibrated DC servo offset stored then use that. */
if (hubs->class_w && hubs->class_w_dcs) {
dev_dbg(codec->dev, "Using cached DC servo offset %x\n",
hubs->class_w_dcs);
- snd_soc_write(codec, WM8993_DC_SERVO_3, hubs->class_w_dcs);
+ snd_soc_write(codec, dcs_reg, hubs->class_w_dcs);
wait_for_dc_servo(codec,
WM8993_DCS_TRIG_DAC_WR_0 |
WM8993_DCS_TRIG_DAC_WR_1);
@@ -154,8 +164,9 @@ static void calibrate_dc_servo(struct snd_soc_codec *codec)
reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
& WM8993_DCS_INTEG_CHAN_1_MASK;
break;
+ case 2:
case 1:
- reg = snd_soc_read(codec, WM8993_DC_SERVO_3);
+ reg = snd_soc_read(codec, dcs_reg);
reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
>> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
@@ -168,24 +179,25 @@ static void calibrate_dc_servo(struct snd_soc_codec *codec)
dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
/* Apply correction to DC servo result */
- if (hubs->dcs_codes) {
- dev_dbg(codec->dev, "Applying %d code DC servo correction\n",
- hubs->dcs_codes);
+ if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
+ dev_dbg(codec->dev,
+ "Applying %d/%d code DC servo correction\n",
+ hubs->dcs_codes_l, hubs->dcs_codes_r);
/* HPOUT1R */
offset = reg_r;
- offset += hubs->dcs_codes;
+ offset += hubs->dcs_codes_r;
dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
/* HPOUT1L */
offset = reg_l;
- offset += hubs->dcs_codes;
+ offset += hubs->dcs_codes_l;
dcs_cfg |= (u8)offset;
dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
/* Do it */
- snd_soc_write(codec, WM8993_DC_SERVO_3, dcs_cfg);
+ snd_soc_write(codec, dcs_reg, dcs_cfg);
wait_for_dc_servo(codec,
WM8993_DCS_TRIG_DAC_WR_0 |
WM8993_DCS_TRIG_DAC_WR_1);
@@ -217,7 +229,7 @@ static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
/* If we're applying an offset correction then updating the
* callibration would be likely to introduce further offsets. */
- if (hubs->dcs_codes || hubs->no_series_update)
+ if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
return ret;
/* Only need to do this if the outputs are active */
@@ -699,6 +711,11 @@ static const struct snd_soc_dapm_route analogue_routes[] = {
{ "IN1L PGA", "IN1LP Switch", "IN1LP" },
{ "IN1L PGA", "IN1LN Switch", "IN1LN" },
+ { "IN1L PGA", NULL, "VMID" },
+ { "IN1R PGA", NULL, "VMID" },
+ { "IN2L PGA", NULL, "VMID" },
+ { "IN2R PGA", NULL, "VMID" },
+
{ "IN1R PGA", "IN1RP Switch", "IN1RP" },
{ "IN1R PGA", "IN1RN Switch", "IN1RN" },
@@ -716,12 +733,14 @@ static const struct snd_soc_dapm_route analogue_routes[] = {
{ "MIXINL", NULL, "Direct Voice" },
{ "MIXINL", NULL, "IN1LP" },
{ "MIXINL", NULL, "Left Output Mixer" },
+ { "MIXINL", NULL, "VMID" },
{ "MIXINR", "IN1R Switch", "IN1R PGA" },
{ "MIXINR", "IN2R Switch", "IN2R PGA" },
{ "MIXINR", NULL, "Direct Voice" },
{ "MIXINR", NULL, "IN1RP" },
{ "MIXINR", NULL, "Right Output Mixer" },
+ { "MIXINR", NULL, "VMID" },
{ "ADCL", NULL, "MIXINL" },
{ "ADCR", NULL, "MIXINR" },
@@ -752,6 +771,7 @@ static const struct snd_soc_dapm_route analogue_routes[] = {
{ "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
{ "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
+ { "Earpiece Driver", NULL, "VMID" },
{ "Earpiece Driver", NULL, "Earpiece Mixer" },
{ "HPOUT2N", NULL, "Earpiece Driver" },
{ "HPOUT2P", NULL, "Earpiece Driver" },
@@ -774,9 +794,11 @@ static const struct snd_soc_dapm_route analogue_routes[] = {
{ "SPKR Boost", "SPKR Switch", "SPKR" },
{ "SPKR Boost", "SPKL Switch", "SPKL" },
+ { "SPKL Driver", NULL, "VMID" },
{ "SPKL Driver", NULL, "SPKL Boost" },
{ "SPKL Driver", NULL, "CLK_SYS" },
+ { "SPKR Driver", NULL, "VMID" },
{ "SPKR Driver", NULL, "SPKR Boost" },
{ "SPKR Driver", NULL, "CLK_SYS" },
@@ -790,12 +812,18 @@ static const struct snd_soc_dapm_route analogue_routes[] = {
{ "Headphone PGA", NULL, "Left Headphone Mux" },
{ "Headphone PGA", NULL, "Right Headphone Mux" },
+ { "Headphone PGA", NULL, "VMID" },
{ "Headphone PGA", NULL, "CLK_SYS" },
{ "Headphone PGA", NULL, "Headphone Supply" },
{ "HPOUT1L", NULL, "Headphone PGA" },
{ "HPOUT1R", NULL, "Headphone PGA" },
+ { "LINEOUT1N Driver", NULL, "VMID" },
+ { "LINEOUT1P Driver", NULL, "VMID" },
+ { "LINEOUT2N Driver", NULL, "VMID" },
+ { "LINEOUT2P Driver", NULL, "VMID" },
+
{ "LINEOUT1N", NULL, "LINEOUT1N Driver" },
{ "LINEOUT1P", NULL, "LINEOUT1P Driver" },
{ "LINEOUT2N", NULL, "LINEOUT2N Driver" },
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