Merge tag 'asoc-v3.12-3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next

ASoC: Final updates for v3.12

A few final updates for v3.12 - some cleanups, a bug fix for ssm2602,
pop removal for rt5640 and fixes for the reporting of unidirectional
links in the MXS SGTL5000 driver.

9 files changed, 202 insertions, 66 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 8e2ad52078b6..d22cb0a06feb 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -697,7 +697,6 @@ struct snd_soc_codec {
         unsigned int probed:1; /* Codec has been probed */
         unsigned int ac97_registered:1; /* Codec has been AC97 registered */
         unsigned int ac97_created:1; /* Codec has been created by SoC */
-        unsigned int sysfs_registered:1; /* codec has been sysfs registered */
         unsigned int cache_init:1; /* codec cache has been initialized */
         unsigned int using_regmap:1; /* using regmap access */
         u32 cache_only;  /* Suppress writes to hardware */
@@ -705,7 +704,6 @@ struct snd_soc_codec {
 
         /* codec IO */
         void *control_data; /* codec control (i2c/3wire) data */
-        enum snd_soc_control_type control_type;
         hw_write_t hw_write;
         unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int);
         unsigned int (*read)(struct snd_soc_codec *, unsigned int);
@@ -724,7 +722,6 @@ struct snd_soc_codec {
 #ifdef CONFIG_DEBUG_FS
         struct dentry *debugfs_codec_root;
         struct dentry *debugfs_reg;
-        struct dentry *debugfs_dapm;
 #endif
 };
 
@@ -849,7 +846,6 @@ struct snd_soc_platform {
 
 #ifdef CONFIG_DEBUG_FS
         struct dentry *debugfs_platform_root;
-        struct dentry *debugfs_dapm;
 #endif
 };
 
@@ -934,6 +930,10 @@ struct snd_soc_dai_link {
         /* machine stream operations */
         const struct snd_soc_ops *ops;
         const struct snd_soc_compr_ops *compr_ops;
+
+        /* For unidirectional dai links */
+        bool playback_only;
+        bool capture_only;
 };
 
 struct snd_soc_codec_conf {
diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index 4db7314baabc..c26a8f814b18 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -50,8 +50,6 @@ static const struct regmap_range_cfg rt5640_ranges[] = {
 
 static struct reg_default init_list[] = {
         {RT5640_PR_BASE + 0x3d, 0x3600},
-        {RT5640_PR_BASE + 0x1c, 0x0D21},
-        {RT5640_PR_BASE + 0x1b, 0x0000},
         {RT5640_PR_BASE + 0x12, 0x0aa8},
         {RT5640_PR_BASE + 0x14, 0x0aaa},
         {RT5640_PR_BASE + 0x20, 0x6110},
@@ -384,15 +382,11 @@ static const SOC_ENUM_SINGLE_DECL(
 
 static const struct snd_kcontrol_new rt5640_snd_controls[] = {
         /* Speaker Output Volume */
-        SOC_DOUBLE("Speaker Playback Switch", RT5640_SPK_VOL,
-                RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
         SOC_DOUBLE("Speaker Channel Switch", RT5640_SPK_VOL,
                 RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
         SOC_DOUBLE_TLV("Speaker Playback Volume", RT5640_SPK_VOL,
                 RT5640_L_VOL_SFT, RT5640_R_VOL_SFT, 39, 1, out_vol_tlv),
         /* Headphone Output Volume */
-        SOC_DOUBLE("HP Playback Switch", RT5640_HP_VOL,
-                RT5640_L_MUTE_SFT, RT5640_R_MUTE_SFT, 1, 1),
         SOC_DOUBLE("HP Channel Switch", RT5640_HP_VOL,
                 RT5640_VOL_L_SFT, RT5640_VOL_R_SFT, 1, 1),
         SOC_DOUBLE_TLV("HP Playback Volume", RT5640_HP_VOL,
@@ -737,6 +731,22 @@ static const struct snd_kcontrol_new rt5640_mono_mix[] = {
                         RT5640_M_BST1_MM_SFT, 1, 1),
 };
 
+static const struct snd_kcontrol_new spk_l_enable_control =
+        SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_SPK_VOL,
+                RT5640_L_MUTE_SFT, 1, 1);
+
+static const struct snd_kcontrol_new spk_r_enable_control =
+        SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_SPK_VOL,
+                RT5640_R_MUTE_SFT, 1, 1);
+
+static const struct snd_kcontrol_new hp_l_enable_control =
+        SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_HP_VOL,
+                RT5640_L_MUTE_SFT, 1, 1);
+
+static const struct snd_kcontrol_new hp_r_enable_control =
+        SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT5640_HP_VOL,
+                RT5640_R_MUTE_SFT, 1, 1);
+
 /* Stereo ADC source */
 static const char * const rt5640_stereo_adc1_src[] = {
         "DIG MIX", "ADC"
@@ -868,33 +878,6 @@ static const SOC_ENUM_SINGLE_DECL(
 static const struct snd_kcontrol_new rt5640_sdi_mux =
         SOC_DAPM_ENUM("SDI select", rt5640_sdi_sel_enum);
 
-static int spk_event(struct snd_soc_dapm_widget *w,
-        struct snd_kcontrol *kcontrol, int event)
-{
-        struct snd_soc_codec *codec = w->codec;
-        struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
-
-        switch (event) {
-        case SND_SOC_DAPM_POST_PMU:
-                regmap_update_bits(rt5640->regmap, RT5640_PWR_DIG1,
-                                        0x0001, 0x0001);
-                regmap_update_bits(rt5640->regmap, RT5640_PR_BASE + 0x1c,
-                                        0xf000, 0xf000);
-                break;
-
-        case SND_SOC_DAPM_PRE_PMD:
-                regmap_update_bits(rt5640->regmap, RT5640_PR_BASE + 0x1c,
-                                        0xf000, 0x0000);
-                regmap_update_bits(rt5640->regmap, RT5640_PWR_DIG1,
-                                        0x0001, 0x0000);
-                break;
-
-        default:
-                return 0;
-        }
-        return 0;
-}
-
 static int rt5640_set_dmic1_event(struct snd_soc_dapm_widget *w,
         struct snd_kcontrol *kcontrol, int event)
 {
@@ -943,6 +926,117 @@ static int rt5640_set_dmic2_event(struct snd_soc_dapm_widget *w,
         return 0;
 }
 
+void hp_amp_power_on(struct snd_soc_codec *codec)
+{
+        struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
+
+        /* depop parameters */
+        regmap_update_bits(rt5640->regmap, RT5640_PR_BASE +
+                RT5640_CHPUMP_INT_REG1, 0x0700, 0x0200);
+        regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M2,
+                RT5640_DEPOP_MASK, RT5640_DEPOP_MAN);
+        regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M1,
+                RT5640_HP_CP_MASK | RT5640_HP_SG_MASK | RT5640_HP_CB_MASK,
+                RT5640_HP_CP_PU | RT5640_HP_SG_DIS | RT5640_HP_CB_PU);
+        regmap_write(rt5640->regmap, RT5640_PR_BASE + RT5640_HP_DCC_INT1,
+                           0x9f00);
+        /* headphone amp power on */
+        regmap_update_bits(rt5640->regmap, RT5640_PWR_ANLG1,
+                RT5640_PWR_FV1 | RT5640_PWR_FV2, 0);
+        regmap_update_bits(rt5640->regmap, RT5640_PWR_ANLG1,
+                RT5640_PWR_HA,
+                RT5640_PWR_HA);
+        usleep_range(10000, 15000);
+        regmap_update_bits(rt5640->regmap, RT5640_PWR_ANLG1,
+                RT5640_PWR_FV1 | RT5640_PWR_FV2 ,
+                RT5640_PWR_FV1 | RT5640_PWR_FV2);
+}
+
+static void rt5640_pmu_depop(struct snd_soc_codec *codec)
+{
+        struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
+
+        regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M2,
+                RT5640_DEPOP_MASK | RT5640_DIG_DP_MASK,
+                RT5640_DEPOP_AUTO | RT5640_DIG_DP_EN);
+        regmap_update_bits(rt5640->regmap, RT5640_CHARGE_PUMP,
+                RT5640_PM_HP_MASK, RT5640_PM_HP_HV);
+
+        regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M3,
+                RT5640_CP_FQ1_MASK | RT5640_CP_FQ2_MASK | RT5640_CP_FQ3_MASK,
+                (RT5640_CP_FQ_192_KHZ << RT5640_CP_FQ1_SFT) |
+                (RT5640_CP_FQ_12_KHZ << RT5640_CP_FQ2_SFT) |
+                (RT5640_CP_FQ_192_KHZ << RT5640_CP_FQ3_SFT));
+
+        regmap_write(rt5640->regmap, RT5640_PR_BASE +
+                RT5640_MAMP_INT_REG2, 0x1c00);
+        regmap_update_bits(rt5640->regmap, RT5640_DEPOP_M1,
+                RT5640_HP_CP_MASK | RT5640_HP_SG_MASK,
+                RT5640_HP_CP_PD | RT5640_HP_SG_EN);
+        regmap_update_bits(rt5640->regmap, RT5640_PR_BASE +
+                RT5640_CHPUMP_INT_REG1, 0x0700, 0x0400);
+}
+
+static int rt5640_hp_event(struct snd_soc_dapm_widget *w,
+                           struct snd_kcontrol *kcontrol, int event)
+{
+        struct snd_soc_codec *codec = w->codec;
+        struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
+
+        switch (event) {
+        case SND_SOC_DAPM_POST_PMU:
+                rt5640_pmu_depop(codec);
+                rt5640->hp_mute = 0;
+                break;
+
+        case SND_SOC_DAPM_PRE_PMD:
+                rt5640->hp_mute = 1;
+                usleep_range(70000, 75000);
+                break;
+
+        default:
+                return 0;
+        }
+
+        return 0;
+}
+
+static int rt5640_hp_power_event(struct snd_soc_dapm_widget *w,
+                           struct snd_kcontrol *kcontrol, int event)
+{
+        struct snd_soc_codec *codec = w->codec;
+
+        switch (event) {
+        case SND_SOC_DAPM_POST_PMU:
+                hp_amp_power_on(codec);
+                break;
+        default:
+                return 0;
+        }
+
+        return 0;
+}
+
+static int rt5640_hp_post_event(struct snd_soc_dapm_widget *w,
+                           struct snd_kcontrol *kcontrol, int event)
+{
+        struct snd_soc_codec *codec = w->codec;
+        struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
+
+        switch (event) {
+        case SND_SOC_DAPM_POST_PMU:
+                if (!rt5640->hp_mute)
+                        usleep_range(80000, 85000);
+
+                break;
+
+        default:
+                return 0;
+        }
+
+        return 0;
+}
+
 static const struct snd_soc_dapm_widget rt5640_dapm_widgets[] = {
         SND_SOC_DAPM_SUPPLY("PLL1", RT5640_PWR_ANLG2,
                         RT5640_PWR_PLL_BIT, 0, NULL, 0),
@@ -1132,15 +1226,28 @@ static const struct snd_soc_dapm_widget rt5640_dapm_widgets[] = {
                 rt5640_mono_mix, ARRAY_SIZE(rt5640_mono_mix)),
         SND_SOC_DAPM_SUPPLY("Improve MONO Amp Drv", RT5640_PWR_ANLG1,
                 RT5640_PWR_MA_BIT, 0, NULL, 0),
-        SND_SOC_DAPM_SUPPLY("Improve HP Amp Drv", RT5640_PWR_ANLG1,
-                SND_SOC_NOPM, 0, NULL, 0),
-        SND_SOC_DAPM_PGA("HP L Amp", RT5640_PWR_ANLG1,
+        SND_SOC_DAPM_SUPPLY_S("Improve HP Amp Drv", 1, SND_SOC_NOPM,
+                0, 0, rt5640_hp_power_event, SND_SOC_DAPM_POST_PMU),
+        SND_SOC_DAPM_PGA_S("HP Amp", 1, SND_SOC_NOPM, 0, 0,
+                rt5640_hp_event,
+                SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
+        SND_SOC_DAPM_SUPPLY("HP L Amp", RT5640_PWR_ANLG1,
                 RT5640_PWR_HP_L_BIT, 0, NULL, 0),
-        SND_SOC_DAPM_PGA("HP R Amp", RT5640_PWR_ANLG1,
+        SND_SOC_DAPM_SUPPLY("HP R Amp", RT5640_PWR_ANLG1,
                 RT5640_PWR_HP_R_BIT, 0, NULL, 0),
         SND_SOC_DAPM_SUPPLY("Improve SPK Amp Drv", RT5640_PWR_DIG1,
-                SND_SOC_NOPM, 0, spk_event,
-                SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
+                RT5640_PWR_CLS_D_BIT, 0, NULL, 0),
+
+        /* Output Switch */
+        SND_SOC_DAPM_SWITCH("Speaker L Playback", SND_SOC_NOPM, 0, 0,
+                        &spk_l_enable_control),
+        SND_SOC_DAPM_SWITCH("Speaker R Playback", SND_SOC_NOPM, 0, 0,
+                        &spk_r_enable_control),
+        SND_SOC_DAPM_SWITCH("HP L Playback", SND_SOC_NOPM, 0, 0,
+                        &hp_l_enable_control),
+        SND_SOC_DAPM_SWITCH("HP R Playback", SND_SOC_NOPM, 0, 0,
+                        &hp_r_enable_control),
+        SND_SOC_DAPM_POST("HP Post", rt5640_hp_post_event),
         /* Output Lines */
         SND_SOC_DAPM_OUTPUT("SPOLP"),
         SND_SOC_DAPM_OUTPUT("SPOLN"),
@@ -1381,9 +1488,11 @@ static const struct snd_soc_dapm_route rt5640_dapm_routes[] = {
         {"HPO MIX L", "HPO MIX DAC2 Switch", "DAC L2"},
         {"HPO MIX L", "HPO MIX DAC1 Switch", "DAC L1"},
         {"HPO MIX L", "HPO MIX HPVOL Switch", "HPOVOL L"},
+        {"HPO MIX L", NULL, "HP L Amp"},
         {"HPO MIX R", "HPO MIX DAC2 Switch", "DAC R2"},
         {"HPO MIX R", "HPO MIX DAC1 Switch", "DAC R1"},
         {"HPO MIX R", "HPO MIX HPVOL Switch", "HPOVOL R"},
+        {"HPO MIX R", NULL, "HP R Amp"},
 
         {"LOUT MIX", "DAC L1 Switch", "DAC L1"},
         {"LOUT MIX", "DAC R1 Switch", "DAC R1"},
@@ -1396,13 +1505,15 @@ static const struct snd_soc_dapm_route rt5640_dapm_routes[] = {
         {"Mono MIX", "OUTVOL L Switch", "OUTVOL L"},
         {"Mono MIX", "BST1 Switch", "BST1"},
 
-        {"HP L Amp", NULL, "HPO MIX L"},
-        {"HP R Amp", NULL, "HPO MIX R"},
+        {"HP Amp", NULL, "HPO MIX L"},
+        {"HP Amp", NULL, "HPO MIX R"},
 
-        {"SPOLP", NULL, "SPOL MIX"},
-        {"SPOLN", NULL, "SPOL MIX"},
-        {"SPORP", NULL, "SPOR MIX"},
-        {"SPORN", NULL, "SPOR MIX"},
+        {"Speaker L Playback", "Switch", "SPOL MIX"},
+        {"Speaker R Playback", "Switch", "SPOR MIX"},
+        {"SPOLP", NULL, "Speaker L Playback"},
+        {"SPOLN", NULL, "Speaker L Playback"},
+        {"SPORP", NULL, "Speaker R Playback"},
+        {"SPORN", NULL, "Speaker R Playback"},
 
         {"SPOLP", NULL, "Improve SPK Amp Drv"},
         {"SPOLN", NULL, "Improve SPK Amp Drv"},
@@ -1412,8 +1523,10 @@ static const struct snd_soc_dapm_route rt5640_dapm_routes[] = {
         {"HPOL", NULL, "Improve HP Amp Drv"},
         {"HPOR", NULL, "Improve HP Amp Drv"},
 
-        {"HPOL", NULL, "HP L Amp"},
-        {"HPOR", NULL, "HP R Amp"},
+        {"HP L Playback", "Switch", "HP Amp"},
+        {"HP R Playback", "Switch", "HP Amp"},
+        {"HPOL", NULL, "HP L Playback"},
+        {"HPOR", NULL, "HP R Playback"},
         {"LOUTL", NULL, "LOUT MIX"},
         {"LOUTR", NULL, "LOUT MIX"},
         {"MONOP", NULL, "Mono MIX"},
@@ -1792,17 +1905,13 @@ static int rt5640_set_bias_level(struct snd_soc_codec *codec,
                                 RT5640_PWR_BG | RT5640_PWR_VREF2,
                                 RT5640_PWR_VREF1 | RT5640_PWR_MB |
                                 RT5640_PWR_BG | RT5640_PWR_VREF2);
-                        mdelay(10);
+                        usleep_range(10000, 15000);
                         snd_soc_update_bits(codec, RT5640_PWR_ANLG1,
                                 RT5640_PWR_FV1 | RT5640_PWR_FV2,
                                 RT5640_PWR_FV1 | RT5640_PWR_FV2);
                         regcache_sync(rt5640->regmap);
                         snd_soc_update_bits(codec, RT5640_DUMMY1,
                                                 0x0301, 0x0301);
-                        snd_soc_update_bits(codec, RT5640_DEPOP_M1,
-                                                0x001d, 0x0019);
-                        snd_soc_update_bits(codec, RT5640_DEPOP_M2,
-                                                0x2000, 0x2000);
                         snd_soc_update_bits(codec, RT5640_MICBIAS,
                                                 0x0030, 0x0030);
                 }
@@ -1846,8 +1955,6 @@ static int rt5640_probe(struct snd_soc_codec *codec)
         rt5640_set_bias_level(codec, SND_SOC_BIAS_OFF);
 
         snd_soc_update_bits(codec, RT5640_DUMMY1, 0x0301, 0x0301);
-        snd_soc_update_bits(codec, RT5640_DEPOP_M1, 0x001d, 0x0019);
-        snd_soc_update_bits(codec, RT5640_DEPOP_M2, 0x2000, 0x2000);
         snd_soc_update_bits(codec, RT5640_MICBIAS, 0x0030, 0x0030);
         snd_soc_update_bits(codec, RT5640_DSP_PATH2, 0xfc00, 0x0c00);
 
@@ -2069,6 +2176,8 @@ static int rt5640_i2c_probe(struct i2c_client *i2c,
                 regmap_update_bits(rt5640->regmap, RT5640_IN3_IN4,
                                         RT5640_IN_DF2, RT5640_IN_DF2);
 
+        rt5640->hp_mute = 1;
+
         ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5640,
                         rt5640_dai, ARRAY_SIZE(rt5640_dai));
         if (ret < 0)
diff --git a/sound/soc/codecs/rt5640.h b/sound/soc/codecs/rt5640.h
index c48286d7118f..5e8df25a13f3 100644
--- a/sound/soc/codecs/rt5640.h
+++ b/sound/soc/codecs/rt5640.h
@@ -145,6 +145,8 @@
 
 
 /* Index of Codec Private Register definition */
+#define RT5640_CHPUMP_INT_REG1                  0x24
+#define RT5640_MAMP_INT_REG2                    0x37
 #define RT5640_3D_SPK                           0x63
 #define RT5640_WND_1                            0x6c
 #define RT5640_WND_2                            0x6d
@@ -153,6 +155,7 @@
 #define RT5640_WND_5                            0x70
 #define RT5640_WND_8                            0x73
 #define RT5640_DIP_SPK_INF                      0x75
+#define RT5640_HP_DCC_INT1                      0x77
 #define RT5640_EQ_BW_LOP                        0xa0
 #define RT5640_EQ_GN_LOP                        0xa1
 #define RT5640_EQ_FC_BP1                        0xa2
@@ -1201,6 +1204,14 @@
 #define RT5640_CP_FQ2_SFT                       4
 #define RT5640_CP_FQ3_MASK                      (0x7)
 #define RT5640_CP_FQ3_SFT                       0
+#define RT5640_CP_FQ_1_5_KHZ                    0
+#define RT5640_CP_FQ_3_KHZ                      1
+#define RT5640_CP_FQ_6_KHZ                      2
+#define RT5640_CP_FQ_12_KHZ                     3
+#define RT5640_CP_FQ_24_KHZ                     4
+#define RT5640_CP_FQ_48_KHZ                     5
+#define RT5640_CP_FQ_96_KHZ                     6
+#define RT5640_CP_FQ_192_KHZ                    7
 
 /* HPOUT charge pump (0x91) */
 #define RT5640_OSW_L_MASK                       (0x1 << 11)
@@ -2087,6 +2098,7 @@ struct rt5640_priv {
         int pll_out;
 
         int dmic_en;
+        bool hp_mute;
 };
 
 #endif
diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c
index f8d30e5f6371..492644e67ace 100644
--- a/sound/soc/codecs/ssm2602.c
+++ b/sound/soc/codecs/ssm2602.c
@@ -561,8 +561,9 @@ static int ssm2602_suspend(struct snd_soc_codec *codec)
 
 static int ssm2602_resume(struct snd_soc_codec *codec)
 {
-        snd_soc_cache_sync(codec);
+        struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
 
+        regcache_sync(ssm2602->regmap);
         ssm2602_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
         return 0;
diff --git a/sound/soc/fsl/Makefile b/sound/soc/fsl/Makefile
index e2aaff717f8a..8db705b0fdf9 100644
--- a/sound/soc/fsl/Makefile
+++ b/sound/soc/fsl/Makefile
@@ -45,7 +45,7 @@ snd-soc-mx27vis-aic32x4-objs := mx27vis-aic32x4.o
 snd-soc-wm1133-ev1-objs := wm1133-ev1.o
 snd-soc-imx-sgtl5000-objs := imx-sgtl5000.o
 snd-soc-imx-wm8962-objs := imx-wm8962.o
-snd-soc-imx-spdif-objs :=imx-spdif.o
+snd-soc-imx-spdif-objs := imx-spdif.o
 snd-soc-imx-mc13783-objs := imx-mc13783.o
 
 obj-$(CONFIG_SND_SOC_EUKREA_TLV320) += snd-soc-eukrea-tlv320.o
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c
index e93dc0dfb0d9..3920c3e849ce 100644
--- a/sound/soc/fsl/fsl_spdif.c
+++ b/sound/soc/fsl/fsl_spdif.c
@@ -411,8 +411,8 @@ static int spdif_set_sample_rate(struct snd_pcm_substream *substream,
         return 0;
 }
 
-int fsl_spdif_startup(struct snd_pcm_substream *substream,
-                        struct snd_soc_dai *cpu_dai)
+static int fsl_spdif_startup(struct snd_pcm_substream *substream,
+                             struct snd_soc_dai *cpu_dai)
 {
         struct snd_soc_pcm_runtime *rtd = substream->private_data;
         struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(rtd->cpu_dai);
@@ -546,7 +546,7 @@ static int fsl_spdif_trigger(struct snd_pcm_substream *substream,
         return 0;
 }
 
-struct snd_soc_dai_ops fsl_spdif_dai_ops = {
+static struct snd_soc_dai_ops fsl_spdif_dai_ops = {
         .startup = fsl_spdif_startup,
         .hw_params = fsl_spdif_hw_params,
         .trigger = fsl_spdif_trigger,
@@ -919,7 +919,7 @@ static int fsl_spdif_dai_probe(struct snd_soc_dai *dai)
         return 0;
 }
 
-struct snd_soc_dai_driver fsl_spdif_dai = {
+static struct snd_soc_dai_driver fsl_spdif_dai = {
         .probe = &fsl_spdif_dai_probe,
         .playback = {
                 .channels_min = 2,
@@ -1071,9 +1071,9 @@ static int fsl_spdif_probe_txclk(struct fsl_spdif_priv *spdif_priv,
                         break;
         }
 
-        dev_dbg(&pdev->dev, "use rxtx%d as tx clock source for %dHz sample rate",
+        dev_dbg(&pdev->dev, "use rxtx%d as tx clock source for %dHz sample rate\n",
                         spdif_priv->txclk_src[index], rate[index]);
-        dev_dbg(&pdev->dev, "use divisor %d for %dHz sample rate",
+        dev_dbg(&pdev->dev, "use divisor %d for %dHz sample rate\n",
                         spdif_priv->txclk_div[index], rate[index]);
 
         return 0;
diff --git a/sound/soc/mxs/mxs-sgtl5000.c b/sound/soc/mxs/mxs-sgtl5000.c
index ce084eb10c49..4bb273786ff3 100644
--- a/sound/soc/mxs/mxs-sgtl5000.c
+++ b/sound/soc/mxs/mxs-sgtl5000.c
@@ -105,11 +105,13 @@ static struct snd_soc_dai_link mxs_sgtl5000_dai[] = {
                 .stream_name    = "HiFi Playback",
                 .codec_dai_name = "sgtl5000",
                 .ops            = &mxs_sgtl5000_hifi_ops,
+                .playback_only  = true,
         }, {
                 .name           = "HiFi Rx",
                 .stream_name    = "HiFi Capture",
                 .codec_dai_name = "sgtl5000",
                 .ops            = &mxs_sgtl5000_hifi_ops,
+                .capture_only   = true,
         },
 };
 
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 548b1c9e875e..c17c14c394df 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -229,6 +229,8 @@ static int dapm_kcontrol_data_alloc(struct snd_soc_dapm_widget *widget,
                         template.id = snd_soc_dapm_kcontrol;
                         template.name = kcontrol->id.name;
 
+                        data->value = template.on_val;
+
                         data->widget = snd_soc_dapm_new_control(widget->dapm,
                                 &template);
                         if (!data->widget) {
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index fb70fbe26862..330c9a6b5cb5 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -2020,6 +2020,16 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
                         capture = 1;
         }
 
+        if (rtd->dai_link->playback_only) {
+                playback = 1;
+                capture = 0;
+        }
+
+        if (rtd->dai_link->capture_only) {
+                playback = 0;
+                capture = 1;
+        }
+
         /* create the PCM */
         if (rtd->dai_link->no_pcm) {
                 snprintf(new_name, sizeof(new_name), "(%s)",