sound: SoC: neo1973_wm8753: Move lm4857 specefic code to its own module
[kernel.git] / sound / soc / s3c24xx / neo1973_wm8753.c
index 0cb4f86..9001120 100644 (file)
@@ -17,7 +17,6 @@
 #include <linux/timer.h>
 #include <linux/interrupt.h>
 #include <linux/platform_device.h>
-#include <linux/i2c.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/soc.h>
 #include <plat/regs-iis.h>
 
 #include "../codecs/wm8753.h"
-#include "lm4857.h"
+#include "../codecs/lm4857.h"
 #include "s3c-dma.h"
 #include "s3c24xx-i2s.h"
 
-/* define the scenarios */
-#define NEO_AUDIO_OFF                  0
-#define NEO_GSM_CALL_AUDIO_HANDSET     1
-#define NEO_GSM_CALL_AUDIO_HEADSET     2
-#define NEO_GSM_CALL_AUDIO_BLUETOOTH   3
-#define NEO_STEREO_TO_SPEAKERS         4
-#define NEO_STEREO_TO_HEADPHONES       5
-#define NEO_CAPTURE_HANDSET            6
-#define NEO_CAPTURE_HEADSET            7
-#define NEO_CAPTURE_BLUETOOTH          8
-
 static struct snd_soc_card neo1973;
-static struct i2c_client *i2c;
 
 static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
        struct snd_pcm_hw_params *params)
@@ -226,188 +213,6 @@ static struct snd_soc_ops neo1973_voice_ops = {
        .hw_free = neo1973_voice_hw_free,
 };
 
-static int neo1973_scenario;
-
-static int neo1973_get_scenario(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       ucontrol->value.integer.value[0] = neo1973_scenario;
-       return 0;
-}
-
-static int set_scenario_endpoints(struct snd_soc_codec *codec, int scenario)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       switch (neo1973_scenario) {
-       case NEO_AUDIO_OFF:
-               snd_soc_dapm_disable_pin(codec, "Audio Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line In");
-               snd_soc_dapm_disable_pin(codec, "Headset Mic");
-               snd_soc_dapm_disable_pin(codec, "Call Mic");
-               break;
-       case NEO_GSM_CALL_AUDIO_HANDSET:
-               snd_soc_dapm_enable_pin(codec, "Audio Out");
-               snd_soc_dapm_enable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_enable_pin(codec, "GSM Line In");
-               snd_soc_dapm_disable_pin(codec, "Headset Mic");
-               snd_soc_dapm_enable_pin(codec, "Call Mic");
-               break;
-       case NEO_GSM_CALL_AUDIO_HEADSET:
-               snd_soc_dapm_enable_pin(codec, "Audio Out");
-               snd_soc_dapm_enable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_enable_pin(codec, "GSM Line In");
-               snd_soc_dapm_enable_pin(codec, "Headset Mic");
-               snd_soc_dapm_disable_pin(codec, "Call Mic");
-               break;
-       case NEO_GSM_CALL_AUDIO_BLUETOOTH:
-               snd_soc_dapm_disable_pin(codec, "Audio Out");
-               snd_soc_dapm_enable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_enable_pin(codec, "GSM Line In");
-               snd_soc_dapm_disable_pin(codec, "Headset Mic");
-               snd_soc_dapm_disable_pin(codec, "Call Mic");
-               break;
-       case NEO_STEREO_TO_SPEAKERS:
-               snd_soc_dapm_enable_pin(codec, "Audio Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line In");
-               snd_soc_dapm_disable_pin(codec, "Headset Mic");
-               snd_soc_dapm_disable_pin(codec, "Call Mic");
-               break;
-       case NEO_STEREO_TO_HEADPHONES:
-               snd_soc_dapm_enable_pin(codec, "Audio Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line In");
-               snd_soc_dapm_disable_pin(codec, "Headset Mic");
-               snd_soc_dapm_disable_pin(codec, "Call Mic");
-               break;
-       case NEO_CAPTURE_HANDSET:
-               snd_soc_dapm_disable_pin(codec, "Audio Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line In");
-               snd_soc_dapm_disable_pin(codec, "Headset Mic");
-               snd_soc_dapm_enable_pin(codec, "Call Mic");
-               break;
-       case NEO_CAPTURE_HEADSET:
-               snd_soc_dapm_disable_pin(codec, "Audio Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line In");
-               snd_soc_dapm_enable_pin(codec, "Headset Mic");
-               snd_soc_dapm_disable_pin(codec, "Call Mic");
-               break;
-       case NEO_CAPTURE_BLUETOOTH:
-               snd_soc_dapm_disable_pin(codec, "Audio Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line In");
-               snd_soc_dapm_disable_pin(codec, "Headset Mic");
-               snd_soc_dapm_disable_pin(codec, "Call Mic");
-               break;
-       default:
-               snd_soc_dapm_disable_pin(codec, "Audio Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line Out");
-               snd_soc_dapm_disable_pin(codec, "GSM Line In");
-               snd_soc_dapm_disable_pin(codec, "Headset Mic");
-               snd_soc_dapm_disable_pin(codec, "Call Mic");
-       }
-
-       snd_soc_dapm_sync(codec);
-
-       return 0;
-}
-
-static int neo1973_set_scenario(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (neo1973_scenario == ucontrol->value.integer.value[0])
-               return 0;
-
-       neo1973_scenario = ucontrol->value.integer.value[0];
-       set_scenario_endpoints(codec, neo1973_scenario);
-       return 1;
-}
-
-static u8 lm4857_regs[4] = {0x00, 0x40, 0x80, 0xC0};
-
-static void lm4857_write_regs(void)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       if (i2c_master_send(i2c, lm4857_regs, 4) != 4)
-               printk(KERN_ERR "lm4857: i2c write failed\n");
-}
-
-static int lm4857_get_reg(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       struct soc_mixer_control *mc =
-               (struct soc_mixer_control *)kcontrol->private_value;
-       int reg = mc->reg;
-       int shift = mc->shift;
-       int mask = mc->max;
-
-       pr_debug("Entered %s\n", __func__);
-
-       ucontrol->value.integer.value[0] = (lm4857_regs[reg] >> shift) & mask;
-       return 0;
-}
-
-static int lm4857_set_reg(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       struct soc_mixer_control *mc =
-               (struct soc_mixer_control *)kcontrol->private_value;
-       int reg = mc->reg;
-       int shift = mc->shift;
-       int mask = mc->max;
-
-       if (((lm4857_regs[reg] >> shift) & mask) ==
-               ucontrol->value.integer.value[0])
-               return 0;
-
-       lm4857_regs[reg] &= ~(mask << shift);
-       lm4857_regs[reg] |= ucontrol->value.integer.value[0] << shift;
-       lm4857_write_regs();
-       return 1;
-}
-
-static int lm4857_get_mode(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       u8 value = lm4857_regs[LM4857_CTRL] & 0x0F;
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (value)
-               value -= 5;
-
-       ucontrol->value.integer.value[0] = value;
-       return 0;
-}
-
-static int lm4857_set_mode(struct snd_kcontrol *kcontrol,
-       struct snd_ctl_elem_value *ucontrol)
-{
-       u8 value = ucontrol->value.integer.value[0];
-
-       pr_debug("Entered %s\n", __func__);
-
-       if (value)
-               value += 5;
-
-       if ((lm4857_regs[LM4857_CTRL] & 0x0F) == value)
-               return 0;
-
-       lm4857_regs[LM4857_CTRL] &= 0xF0;
-       lm4857_regs[LM4857_CTRL] |= value;
-       lm4857_write_regs();
-       return 1;
-}
-
 static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
        SND_SOC_DAPM_LINE("Audio Out", NULL),
        SND_SOC_DAPM_LINE("GSM Line Out", NULL),
@@ -416,7 +221,6 @@ static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
        SND_SOC_DAPM_MIC("Call Mic", NULL),
 };
 
-
 static const struct snd_soc_dapm_route dapm_routes[] = {
 
        /* Connections to the lm4857 amp */
@@ -442,58 +246,6 @@ static const struct snd_soc_dapm_route dapm_routes[] = {
        {"ACIN", NULL, "ACOP"},
 };
 
-static const char *lm4857_mode[] = {
-       "Off",
-       "Call Speaker",
-       "Stereo Speakers",
-       "Stereo Speakers + Headphones",
-       "Headphones"
-};
-
-static const struct soc_enum lm4857_mode_enum[] = {
-       SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(lm4857_mode), lm4857_mode),
-};
-
-static const char *neo_scenarios[] = {
-       "Off",
-       "GSM Handset",
-       "GSM Headset",
-       "GSM Bluetooth",
-       "Speakers",
-       "Headphones",
-       "Capture Handset",
-       "Capture Headset",
-       "Capture Bluetooth"
-};
-
-static const struct soc_enum neo_scenario_enum[] = {
-       SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(neo_scenarios), neo_scenarios),
-};
-
-static const DECLARE_TLV_DB_SCALE(stereo_tlv, -4050, 150, 0);
-static const DECLARE_TLV_DB_SCALE(mono_tlv, -3450, 150, 0);
-
-static const struct snd_kcontrol_new wm8753_neo1973_controls[] = {
-       SOC_SINGLE_EXT_TLV("Amp Left Playback Volume", LM4857_LVOL, 0, 31, 0,
-               lm4857_get_reg, lm4857_set_reg, stereo_tlv),
-       SOC_SINGLE_EXT_TLV("Amp Right Playback Volume", LM4857_RVOL, 0, 31, 0,
-               lm4857_get_reg, lm4857_set_reg, stereo_tlv),
-       SOC_SINGLE_EXT_TLV("Amp Mono Playback Volume", LM4857_MVOL, 0, 31, 0,
-               lm4857_get_reg, lm4857_set_reg, mono_tlv),
-       SOC_ENUM_EXT("Amp Mode", lm4857_mode_enum[0],
-               lm4857_get_mode, lm4857_set_mode),
-       SOC_ENUM_EXT("Neo Mode", neo_scenario_enum[0],
-               neo1973_get_scenario, neo1973_set_scenario),
-       SOC_SINGLE_EXT("Amp Spk 3D Playback Switch", LM4857_LVOL, 5, 1, 0,
-               lm4857_get_reg, lm4857_set_reg),
-       SOC_SINGLE_EXT("Amp HP 3d Playback Switch", LM4857_RVOL, 5, 1, 0,
-               lm4857_get_reg, lm4857_set_reg),
-       SOC_SINGLE_EXT("Amp Fast Wakeup Playback Switch", LM4857_CTRL, 5, 1, 0,
-               lm4857_get_reg, lm4857_set_reg),
-       SOC_SINGLE_EXT("Amp Earpiece 6dB Playback Switch", LM4857_CTRL, 4, 1, 0,
-               lm4857_get_reg, lm4857_set_reg),
-};
-
 /*
  * This is an example machine initialisation for a wm8753 connected to a
  * neo1973 II. It is missing logic to detect hp/mic insertions and logic
@@ -518,11 +270,14 @@ static int neo1973_wm8753_init(struct snd_soc_codec *codec)
                                  ARRAY_SIZE(wm8753_dapm_widgets));
 
        /* set endpoints to default mode */
-       set_scenario_endpoints(codec, NEO_AUDIO_OFF);
+       snd_soc_dapm_disable_pin(codec, "Audio Out");
+       snd_soc_dapm_disable_pin(codec, "GSM Line Out");
+       snd_soc_dapm_disable_pin(codec, "GSM Line In");
+       snd_soc_dapm_disable_pin(codec, "Headset Mic");
+       snd_soc_dapm_disable_pin(codec, "Call Mic");
 
        /* add neo1973 specific controls */
-       err = snd_soc_add_controls(codec, wm8753_neo1973_controls,
-                               ARRAY_SIZE(8753_neo1973_controls));
+       err = lm4857_add_controls(codec);
        if (err < 0)
                return err;
 
@@ -531,6 +286,7 @@ static int neo1973_wm8753_init(struct snd_soc_codec *codec)
                                      ARRAY_SIZE(dapm_routes));
 
        snd_soc_dapm_sync(codec);
+
        return 0;
 }
 
@@ -582,79 +338,6 @@ static struct snd_soc_device neo1973_snd_devdata = {
        .codec_dev = &soc_codec_dev_wm8753,
 };
 
-static int lm4857_i2c_probe(struct i2c_client *client,
-                           const struct i2c_device_id *id)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       i2c = client;
-
-       lm4857_write_regs();
-       return 0;
-}
-
-static int lm4857_i2c_remove(struct i2c_client *client)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       i2c = NULL;
-
-       return 0;
-}
-
-static u8 lm4857_state;
-
-static int lm4857_suspend(struct i2c_client *dev, pm_message_t state)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       dev_dbg(&dev->dev, "lm4857_suspend\n");
-       lm4857_state = lm4857_regs[LM4857_CTRL] & 0xf;
-       if (lm4857_state) {
-               lm4857_regs[LM4857_CTRL] &= 0xf0;
-               lm4857_write_regs();
-       }
-       return 0;
-}
-
-static int lm4857_resume(struct i2c_client *dev)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       if (lm4857_state) {
-               lm4857_regs[LM4857_CTRL] |= (lm4857_state & 0x0f);
-               lm4857_write_regs();
-       }
-       return 0;
-}
-
-static void lm4857_shutdown(struct i2c_client *dev)
-{
-       pr_debug("Entered %s\n", __func__);
-
-       dev_dbg(&dev->dev, "lm4857_shutdown\n");
-       lm4857_regs[LM4857_CTRL] &= 0xf0;
-       lm4857_write_regs();
-}
-
-static const struct i2c_device_id lm4857_i2c_id[] = {
-       { "neo1973_lm4857", 0 },
-       { }
-};
-
-static struct i2c_driver lm4857_i2c_driver = {
-       .driver = {
-               .name = "LM4857 I2C Amp",
-               .owner = THIS_MODULE,
-       },
-       .suspend =        lm4857_suspend,
-       .resume =         lm4857_resume,
-       .shutdown =       lm4857_shutdown,
-       .probe =          lm4857_i2c_probe,
-       .remove =         lm4857_i2c_remove,
-       .id_table =       lm4857_i2c_id,
-};
-
 static struct platform_device *neo1973_snd_device;
 
 static int __init neo1973_init(void)