Merge remote-tracking branch 'asoc/topic/core' into asoc-next

15 files changed, 275 insertions, 261 deletions

diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 6a19515f8a45..4b2ed0c9e80d 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -2240,6 +2240,18 @@ int regmap_get_val_bytes(struct regmap *map)
 }
 EXPORT_SYMBOL_GPL(regmap_get_val_bytes);
 
+int regmap_parse_val(struct regmap *map, const void *buf,
+                        unsigned int *val)
+{
+        if (!map->format.parse_val)
+                return -EINVAL;
+
+        *val = map->format.parse_val(buf);
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(regmap_parse_val);
+
 static int __init regmap_initcall(void)
 {
         regmap_debugfs_initcall();
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index 4149f1a9b003..3e1a2e4a92ad 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -423,6 +423,8 @@ bool regmap_check_range_table(struct regmap *map, unsigned int reg,
 
 int regmap_register_patch(struct regmap *map, const struct reg_default *regs,
                           int num_regs);
+int regmap_parse_val(struct regmap *map, const void *buf,
+                                unsigned int *val);
 
 static inline bool regmap_reg_in_range(unsigned int reg,
                                        const struct regmap_range *range)
@@ -695,6 +697,13 @@ static inline int regmap_register_patch(struct regmap *map,
         return -EINVAL;
 }
 
+static inline int regmap_parse_val(struct regmap *map, const void *buf,
+                                unsigned int *val)
+{
+        WARN_ONCE(1, "regmap API is disabled");
+        return -EINVAL;
+}
+
 static inline struct regmap *dev_get_regmap(struct device *dev,
                                             const char *name)
 {
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 71f27c403194..8763e539c487 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -270,6 +270,7 @@ struct snd_soc_dai {
         /* parent platform/codec */
         struct snd_soc_platform *platform;
         struct snd_soc_codec *codec;
+        struct snd_soc_component *component;
 
         struct snd_soc_card *card;
 
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 9a001472b96a..37b470c1e127 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -413,6 +413,10 @@ struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card,
 struct snd_soc_pcm_runtime *snd_soc_get_pcm_runtime(struct snd_soc_card *card,
                 const char *dai_link);
 
+bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd);
+void snd_soc_runtime_activate(struct snd_soc_pcm_runtime *rtd, int stream);
+void snd_soc_runtime_deactivate(struct snd_soc_pcm_runtime *rtd, int stream);
+
 /* Utility functions to get clock rates from various things */
 int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots);
 int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params);
@@ -656,12 +660,19 @@ struct snd_soc_component {
         const char *name;
         int id;
         struct device *dev;
+
+        unsigned int active;
+
+        unsigned int ignore_pmdown_time:1; /* pmdown_time is ignored at stop */
+
         struct list_head list;
 
         struct snd_soc_dai_driver *dai_drv;
         int num_dai;
 
         const struct snd_soc_component_driver *driver;
+
+        struct list_head dai_list;
 };
 
 /* SoC Audio Codec device */
@@ -683,7 +694,6 @@ struct snd_soc_codec {
 
         /* runtime */
         struct snd_ac97 *ac97;  /* for ad-hoc ac97 devices */
-        unsigned int active;
         unsigned int cache_bypass:1; /* Suppress access to the cache */
         unsigned int suspended:1; /* Codec is in suspend PM state */
         unsigned int probed:1; /* Codec has been probed */
@@ -709,7 +719,6 @@ struct snd_soc_codec {
 
         /* dapm */
         struct snd_soc_dapm_context dapm;
-        unsigned int ignore_pmdown_time:1; /* pmdown_time is ignored at stop */
 
 #ifdef CONFIG_DEBUG_FS
         struct dentry *debugfs_codec_root;
@@ -1168,6 +1177,17 @@ static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc)
         return 1;
 }
 
+static inline bool snd_soc_component_is_active(
+        struct snd_soc_component *component)
+{
+        return component->active != 0;
+}
+
+static inline bool snd_soc_codec_is_active(struct snd_soc_codec *codec)
+{
+        return snd_soc_component_is_active(&codec->component);
+}
+
 int snd_soc_util_init(void);
 void snd_soc_util_exit(void);
 
diff --git a/sound/soc/codecs/adav80x.c b/sound/soc/codecs/adav80x.c
index f78b27a7c461..d50cf5b29a27 100644
--- a/sound/soc/codecs/adav80x.c
+++ b/sound/soc/codecs/adav80x.c
@@ -722,7 +722,7 @@ static int adav80x_dai_startup(struct snd_pcm_substream *substream,
         struct snd_soc_codec *codec = dai->codec;
         struct adav80x *adav80x = snd_soc_codec_get_drvdata(codec);
 
-        if (!codec->active || !adav80x->rate)
+        if (!snd_soc_codec_is_active(codec) || !adav80x->rate)
                 return 0;
 
         return snd_pcm_hw_constraint_minmax(substream->runtime,
@@ -735,7 +735,7 @@ static void adav80x_dai_shutdown(struct snd_pcm_substream *substream,
         struct snd_soc_codec *codec = dai->codec;
         struct adav80x *adav80x = snd_soc_codec_get_drvdata(codec);
 
-        if (!codec->active)
+        if (!snd_soc_codec_is_active(codec))
                 adav80x->rate = 0;
 }
 
diff --git a/sound/soc/codecs/tlv320aic23.c b/sound/soc/codecs/tlv320aic23.c
index 5d430cc56f51..458a6aed203e 100644
--- a/sound/soc/codecs/tlv320aic23.c
+++ b/sound/soc/codecs/tlv320aic23.c
@@ -400,7 +400,7 @@ static void tlv320aic23_shutdown(struct snd_pcm_substream *substream,
         struct aic23 *aic23 = snd_soc_codec_get_drvdata(codec);
 
         /* deactivate */
-        if (!codec->active) {
+        if (!snd_soc_codec_is_active(codec)) {
                 udelay(50);
                 snd_soc_write(codec, TLV320AIC23_ACTIVE, 0x0);
         }
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index 4f358393d6d6..35b2d244e42e 100644
--- a/sound/soc/codecs/tlv320dac33.c
+++ b/sound/soc/codecs/tlv320dac33.c
@@ -461,7 +461,7 @@ static int dac33_set_fifo_mode(struct snd_kcontrol *kcontrol,
         if (dac33->fifo_mode == ucontrol->value.integer.value[0])
                 return 0;
         /* Do not allow changes while stream is running*/
-        if (codec->active)
+        if (snd_soc_codec_is_active(codec))
                 return -EPERM;
 
         if (ucontrol->value.integer.value[0] < 0 ||
diff --git a/sound/soc/codecs/uda1380.c b/sound/soc/codecs/uda1380.c
index 726df6d43c2b..8e3940dcff20 100644
--- a/sound/soc/codecs/uda1380.c
+++ b/sound/soc/codecs/uda1380.c
@@ -108,7 +108,7 @@ static int uda1380_write(struct snd_soc_codec *codec, unsigned int reg,
         /* the interpolator & decimator regs must only be written when the
          * codec DAI is active.
          */
-        if (!codec->active && (reg >= UDA1380_MVOL))
+        if (!snd_soc_codec_is_active(codec) && (reg >= UDA1380_MVOL))
                 return 0;
         pr_debug("uda1380: hw write %x val %x\n", reg, value);
         if (codec->hw_write(codec->control_data, data, 3) == 3) {
diff --git a/sound/soc/codecs/wl1273.c b/sound/soc/codecs/wl1273.c
index b7ab2ef567c8..47e96ff30064 100644
--- a/sound/soc/codecs/wl1273.c
+++ b/sound/soc/codecs/wl1273.c
@@ -197,7 +197,7 @@ static int snd_wl1273_set_audio_route(struct snd_kcontrol *kcontrol,
                 return 0;
 
         /* Do not allow changes while stream is running */
-        if (codec->active)
+        if (snd_soc_codec_is_active(codec))
                 return -EPERM;
 
         if (ucontrol->value.integer.value[0] < 0 ||
diff --git a/sound/soc/codecs/wm8711.c b/sound/soc/codecs/wm8711.c
index d99f948c513c..6efcc40a7cb3 100644
--- a/sound/soc/codecs/wm8711.c
+++ b/sound/soc/codecs/wm8711.c
@@ -201,7 +201,7 @@ static void wm8711_shutdown(struct snd_pcm_substream *substream,
         struct snd_soc_codec *codec = dai->codec;
 
         /* deactivate */
-        if (!codec->active) {
+        if (!snd_soc_codec_is_active(codec)) {
                 udelay(50);
                 snd_soc_write(codec, WM8711_ACTIVE, 0x0);
         }
diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c
index be85da93a268..5cf4bebc5d89 100644
--- a/sound/soc/codecs/wm8753.c
+++ b/sound/soc/codecs/wm8753.c
@@ -251,7 +251,7 @@ static int wm8753_set_dai(struct snd_kcontrol *kcontrol,
         if (wm8753->dai_func == ucontrol->value.integer.value[0])
                 return 0;
 
-        if (codec->active)
+        if (snd_soc_codec_is_active(codec))
                 return -EBUSY;
 
         ioctl = snd_soc_read(codec, WM8753_IOCTL);
@@ -1314,7 +1314,7 @@ static int wm8753_mute(struct snd_soc_dai *dai, int mute)
         /* the digital mute covers the HiFi and Voice DAC's on the WM8753.
          * make sure we check if they are not both active when we mute */
         if (mute && wm8753->dai_func == 1) {
-                if (!codec->active)
+                if (!snd_soc_codec_is_active(codec))
                         snd_soc_write(codec, WM8753_DAC, mute_reg | 0x8);
         } else {
                 if (mute)
diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c
index 375dc6dfba4e..bfed3e4c45ff 100644
--- a/sound/soc/soc-cache.c
+++ b/sound/soc/soc-cache.c
@@ -96,8 +96,7 @@ int snd_soc_cache_exit(struct snd_soc_codec *codec)
 {
         dev_dbg(codec->dev, "ASoC: Destroying cache for %s codec\n",
                         codec->name);
-        if (!codec->reg_cache)
-                return 0;
+
         kfree(codec->reg_cache);
         codec->reg_cache = NULL;
         return 0;
@@ -117,8 +116,9 @@ int snd_soc_cache_read(struct snd_soc_codec *codec,
                 return -EINVAL;
 
         mutex_lock(&codec->cache_rw_mutex);
-        *value = snd_soc_get_cache_val(codec->reg_cache, reg,
-                                       codec->driver->reg_word_size);
+        if (!ZERO_OR_NULL_PTR(codec->reg_cache))
+                *value = snd_soc_get_cache_val(codec->reg_cache, reg,
+                                               codec->driver->reg_word_size);
         mutex_unlock(&codec->cache_rw_mutex);
 
         return 0;
@@ -136,8 +136,9 @@ int snd_soc_cache_write(struct snd_soc_codec *codec,
                         unsigned int reg, unsigned int value)
 {
         mutex_lock(&codec->cache_rw_mutex);
-        snd_soc_set_cache_val(codec->reg_cache, reg, value,
-                              codec->driver->reg_word_size);
+        if (!ZERO_OR_NULL_PTR(codec->reg_cache))
+                snd_soc_set_cache_val(codec->reg_cache, reg, value,
+                                      codec->driver->reg_word_size);
         mutex_unlock(&codec->cache_rw_mutex);
 
         return 0;
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c
index 5e9690c85d8f..91083e6a6b38 100644
--- a/sound/soc/soc-compress.c
+++ b/sound/soc/soc-compress.c
@@ -30,8 +30,6 @@ static int soc_compr_open(struct snd_compr_stream *cstream)
 {
         struct snd_soc_pcm_runtime *rtd = cstream->private_data;
         struct snd_soc_platform *platform = rtd->platform;
-        struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-        struct snd_soc_dai *codec_dai = rtd->codec_dai;
         int ret = 0;
 
         mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
@@ -52,17 +50,7 @@ static int soc_compr_open(struct snd_compr_stream *cstream)
                 }
         }
 
-        if (cstream->direction == SND_COMPRESS_PLAYBACK) {
-                cpu_dai->playback_active++;
-                codec_dai->playback_active++;
-        } else {
-                cpu_dai->capture_active++;
-                codec_dai->capture_active++;
-        }
-
-        cpu_dai->active++;
-        codec_dai->active++;
-        rtd->codec->active++;
+        snd_soc_runtime_activate(rtd, cstream->direction);
 
         mutex_unlock(&rtd->pcm_mutex);
 
@@ -81,8 +69,6 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
         struct snd_soc_pcm_runtime *fe = cstream->private_data;
         struct snd_pcm_substream *fe_substream = fe->pcm->streams[0].substream;
         struct snd_soc_platform *platform = fe->platform;
-        struct snd_soc_dai *cpu_dai = fe->cpu_dai;
-        struct snd_soc_dai *codec_dai = fe->codec_dai;
         struct snd_soc_dpcm *dpcm;
         struct snd_soc_dapm_widget_list *list;
         int stream;
@@ -140,17 +126,7 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
         fe->dpcm[stream].state = SND_SOC_DPCM_STATE_OPEN;
         fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO;
 
-        if (cstream->direction == SND_COMPRESS_PLAYBACK) {
-                cpu_dai->playback_active++;
-                codec_dai->playback_active++;
-        } else {
-                cpu_dai->capture_active++;
-                codec_dai->capture_active++;
-        }
-
-        cpu_dai->active++;
-        codec_dai->active++;
-        fe->codec->active++;
+        snd_soc_runtime_activate(fe, stream);
 
         mutex_unlock(&fe->card->mutex);
 
@@ -202,23 +178,18 @@ static int soc_compr_free(struct snd_compr_stream *cstream)
         struct snd_soc_platform *platform = rtd->platform;
         struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
         struct snd_soc_dai *codec_dai = rtd->codec_dai;
-        struct snd_soc_codec *codec = rtd->codec;
+        int stream;
 
         mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
 
-        if (cstream->direction == SND_COMPRESS_PLAYBACK) {
-                cpu_dai->playback_active--;
-                codec_dai->playback_active--;
-        } else {
-                cpu_dai->capture_active--;
-                codec_dai->capture_active--;
-        }
+        if (cstream->direction == SND_COMPRESS_PLAYBACK)
+                stream = SNDRV_PCM_STREAM_PLAYBACK;
+        else
+                stream = SNDRV_PCM_STREAM_CAPTURE;
 
-        snd_soc_dai_digital_mute(codec_dai, 1, cstream->direction);
+        snd_soc_runtime_deactivate(rtd, stream);
 
-        cpu_dai->active--;
-        codec_dai->active--;
-        codec->active--;
+        snd_soc_dai_digital_mute(codec_dai, 1, cstream->direction);
 
         if (!cpu_dai->active)
                 cpu_dai->rate = 0;
@@ -235,8 +206,7 @@ static int soc_compr_free(struct snd_compr_stream *cstream)
         cpu_dai->runtime = NULL;
 
         if (cstream->direction == SND_COMPRESS_PLAYBACK) {
-                if (!rtd->pmdown_time || codec->ignore_pmdown_time ||
-                    rtd->dai_link->ignore_pmdown_time) {
+                if (snd_soc_runtime_ignore_pmdown_time(rtd)) {
                         snd_soc_dapm_stream_event(rtd,
                                         SNDRV_PCM_STREAM_PLAYBACK,
                                         SND_SOC_DAPM_STREAM_STOP);
@@ -261,26 +231,17 @@ static int soc_compr_free_fe(struct snd_compr_stream *cstream)
 {
         struct snd_soc_pcm_runtime *fe = cstream->private_data;
         struct snd_soc_platform *platform = fe->platform;
-        struct snd_soc_dai *cpu_dai = fe->cpu_dai;
-        struct snd_soc_dai *codec_dai = fe->codec_dai;
         struct snd_soc_dpcm *dpcm;
         int stream, ret;
 
         mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME);
 
-        if (cstream->direction == SND_COMPRESS_PLAYBACK) {
+        if (cstream->direction == SND_COMPRESS_PLAYBACK)
                 stream = SNDRV_PCM_STREAM_PLAYBACK;
-                cpu_dai->playback_active--;
-                codec_dai->playback_active--;
-        } else {
+        else
                 stream = SNDRV_PCM_STREAM_CAPTURE;
-                cpu_dai->capture_active--;
-                codec_dai->capture_active--;
-        }
 
-        cpu_dai->active--;
-        codec_dai->active--;
-        fe->codec->active--;
+        snd_soc_runtime_deactivate(fe, stream);
 
         fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE;
 
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index fe1df50805a3..a78bba4d52fb 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -56,7 +56,6 @@ EXPORT_SYMBOL_GPL(snd_soc_debugfs_root);
 #endif
 
 static DEFINE_MUTEX(client_mutex);
-static LIST_HEAD(dai_list);
 static LIST_HEAD(platform_list);
 static LIST_HEAD(codec_list);
 static LIST_HEAD(component_list);
@@ -370,18 +369,22 @@ static ssize_t dai_list_read_file(struct file *file, char __user *user_buf,
 {
         char *buf = kmalloc(PAGE_SIZE, GFP_KERNEL);
         ssize_t len, ret = 0;
+        struct snd_soc_component *component;
         struct snd_soc_dai *dai;
 
         if (!buf)
                 return -ENOMEM;
 
-        list_for_each_entry(dai, &dai_list, list) {
-                len = snprintf(buf + ret, PAGE_SIZE - ret, "%s\n", dai->name);
-                if (len >= 0)
-                        ret += len;
-                if (ret > PAGE_SIZE) {
-                        ret = PAGE_SIZE;
-                        break;
+        list_for_each_entry(component, &component_list, list) {
+                list_for_each_entry(dai, &component->dai_list, list) {
+                        len = snprintf(buf + ret, PAGE_SIZE - ret, "%s\n",
+                                dai->name);
+                        if (len >= 0)
+                                ret += len;
+                        if (ret > PAGE_SIZE) {
+                                ret = PAGE_SIZE;
+                                break;
+                        }
                 }
         }
 
@@ -855,6 +858,7 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num)
 {
         struct snd_soc_dai_link *dai_link = &card->dai_link[num];
         struct snd_soc_pcm_runtime *rtd = &card->rtd[num];
+        struct snd_soc_component *component;
         struct snd_soc_codec *codec;
         struct snd_soc_platform *platform;
         struct snd_soc_dai *codec_dai, *cpu_dai;
@@ -863,18 +867,20 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num)
         dev_dbg(card->dev, "ASoC: binding %s at idx %d\n", dai_link->name, num);
 
         /* Find CPU DAI from registered DAIs*/
-        list_for_each_entry(cpu_dai, &dai_list, list) {
+        list_for_each_entry(component, &component_list, list) {
                 if (dai_link->cpu_of_node &&
-                    (cpu_dai->dev->of_node != dai_link->cpu_of_node))
+                        component->dev->of_node != dai_link->cpu_of_node)
                         continue;
                 if (dai_link->cpu_name &&
-                    strcmp(dev_name(cpu_dai->dev), dai_link->cpu_name))
-                        continue;
-                if (dai_link->cpu_dai_name &&
-                    strcmp(cpu_dai->name, dai_link->cpu_dai_name))
+                        strcmp(dev_name(component->dev), dai_link->cpu_name))
                         continue;
+                list_for_each_entry(cpu_dai, &component->dai_list, list) {
+                        if (dai_link->cpu_dai_name &&
+                                strcmp(cpu_dai->name, dai_link->cpu_dai_name))
+                                continue;
 
-                rtd->cpu_dai = cpu_dai;
+                        rtd->cpu_dai = cpu_dai;
+                }
         }
 
         if (!rtd->cpu_dai) {
@@ -899,12 +905,10 @@ static int soc_bind_dai_link(struct snd_soc_card *card, int num)
                  * CODEC found, so find CODEC DAI from registered DAIs from
                  * this CODEC
                  */
-                list_for_each_entry(codec_dai, &dai_list, list) {
-                        if (codec->dev == codec_dai->dev &&
-                                !strcmp(codec_dai->name,
-                                        dai_link->codec_dai_name)) {
-
+                list_for_each_entry(codec_dai, &codec->component.dai_list, list) {
+                        if (!strcmp(codec_dai->name, dai_link->codec_dai_name)) {
                                 rtd->codec_dai = codec_dai;
+                                break;
                         }
                 }
 
@@ -1128,12 +1132,8 @@ static int soc_probe_codec(struct snd_soc_card *card,
                                           driver->num_dapm_widgets);
 
         /* Create DAPM widgets for each DAI stream */
-        list_for_each_entry(dai, &dai_list, list) {
-                if (dai->dev != codec->dev)
-                        continue;
-
+        list_for_each_entry(dai, &codec->component.dai_list, list)
                 snd_soc_dapm_new_dai_widgets(&codec->dapm, dai);
-        }
 
         codec->dapm.idle_bias_off = driver->idle_bias_off;
 
@@ -1180,6 +1180,7 @@ static int soc_probe_platform(struct snd_soc_card *card,
 {
         int ret = 0;
         const struct snd_soc_platform_driver *driver = platform->driver;
+        struct snd_soc_component *component;
         struct snd_soc_dai *dai;
 
         platform->card = card;
@@ -1195,11 +1196,11 @@ static int soc_probe_platform(struct snd_soc_card *card,
                         driver->dapm_widgets, driver->num_dapm_widgets);
 
         /* Create DAPM widgets for each DAI stream */
-        list_for_each_entry(dai, &dai_list, list) {
-                if (dai->dev != platform->dev)
+        list_for_each_entry(component, &component_list, list) {
+                if (component->dev != platform->dev)
                         continue;
-
-                snd_soc_dapm_new_dai_widgets(&platform->dapm, dai);
+                list_for_each_entry(dai, &component->dai_list, list)
+                        snd_soc_dapm_new_dai_widgets(&platform->dapm, dai);
         }
 
         platform->dapm.idle_bias_off = 1;
@@ -2818,7 +2819,7 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
         unsigned int mask = (1 << fls(max)) - 1;
         unsigned int invert = mc->invert;
         int err;
-        bool type_2r = 0;
+        bool type_2r = false;
         unsigned int val2 = 0;
         unsigned int val, val_mask;
 
@@ -2836,7 +2837,7 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
                         val |= val2 << rshift;
                 } else {
                         val2 = val2 << shift;
-                        type_2r = 1;
+                        type_2r = true;
                 }
         }
         err = snd_soc_update_bits_locked(codec, reg, val_mask, val);
@@ -3234,7 +3235,7 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
         struct soc_bytes *params = (void *)kcontrol->private_value;
         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
         int ret, len;
-        unsigned int val;
+        unsigned int val, mask;
         void *data;
 
         if (!codec->using_regmap)
@@ -3264,12 +3265,36 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
                         ((u8 *)data)[0] |= val;
                         break;
                 case 2:
-                        ((u16 *)data)[0] &= cpu_to_be16(~params->mask);
-                        ((u16 *)data)[0] |= cpu_to_be16(val);
+                        mask = ~params->mask;
+                        ret = regmap_parse_val(codec->control_data,
+                                                        &mask, &mask);
+                        if (ret != 0)
+                                goto out;
+
+                        ((u16 *)data)[0] &= mask;
+
+                        ret = regmap_parse_val(codec->control_data,
+                                                        &val, &val);
+                        if (ret != 0)
+                                goto out;
+
+                        ((u16 *)data)[0] |= val;
                         break;
                 case 4:
-                        ((u32 *)data)[0] &= cpu_to_be32(~params->mask);
-                        ((u32 *)data)[0] |= cpu_to_be32(val);
+                        mask = ~params->mask;
+                        ret = regmap_parse_val(codec->control_data,
+                                                        &mask, &mask);
+                        if (ret != 0)
+                                goto out;
+
+                        ((u32 *)data)[0] &= mask;
+
+                        ret = regmap_parse_val(codec->control_data,
+                                                        &val, &val);
+                        if (ret != 0)
+                                goto out;
+
+                        ((u32 *)data)[0] |= val;
                         break;
                 default:
                         ret = -EINVAL;
@@ -3626,7 +3651,7 @@ int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai,
                 return dai->driver->ops->set_tdm_slot(dai, tx_mask, rx_mask,
                                 slots, slot_width);
         else
-                return -EINVAL;
+                return -ENOTSUPP;
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_set_tdm_slot);
 
@@ -3882,95 +3907,42 @@ static inline char *fmt_multiple_name(struct device *dev,
 }
 
 /**
- * snd_soc_register_dai - Register a DAI with the ASoC core
+ * snd_soc_unregister_dai - Unregister DAIs from the ASoC core
  *
- * @dai: DAI to register
+ * @component: The component for which the DAIs should be unregistered
  */
-static int snd_soc_register_dai(struct device *dev,
-                struct snd_soc_dai_driver *dai_drv)
+static void snd_soc_unregister_dais(struct snd_soc_component *component)
 {
-        struct snd_soc_codec *codec;
-        struct snd_soc_dai *dai;
-
-        dev_dbg(dev, "ASoC: dai register %s\n", dev_name(dev));
+        struct snd_soc_dai *dai, *_dai;
 
-        dai = kzalloc(sizeof(struct snd_soc_dai), GFP_KERNEL);
-        if (dai == NULL)
-                return -ENOMEM;
-
-        /* create DAI component name */
-        dai->name = fmt_single_name(dev, &dai->id);
-        if (dai->name == NULL) {
+        list_for_each_entry_safe(dai, _dai, &component->dai_list, list) {
+                dev_dbg(component->dev, "ASoC: Unregistered DAI '%s'\n",
+                        dai->name);
+                list_del(&dai->list);
+                kfree(dai->name);
                 kfree(dai);
-                return -ENOMEM;
-        }
-
-        dai->dev = dev;
-        dai->driver = dai_drv;
-        dai->dapm.dev = dev;
-        if (!dai->driver->ops)
-                dai->driver->ops = &null_dai_ops;
-
-        mutex_lock(&client_mutex);
-
-        list_for_each_entry(codec, &codec_list, list) {
-                if (codec->dev == dev) {
-                        dev_dbg(dev, "ASoC: Mapped DAI %s to CODEC %s\n",
-                                dai->name, codec->name);
-                        dai->codec = codec;
-                        break;
-                }
-        }
-
-        if (!dai->codec)
-                dai->dapm.idle_bias_off = 1;
-
-        list_add(&dai->list, &dai_list);
-
-        mutex_unlock(&client_mutex);
-
-        dev_dbg(dev, "ASoC: Registered DAI '%s'\n", dai->name);
-
-        return 0;
-}
-
-/**
- * snd_soc_unregister_dai - Unregister a DAI from the ASoC core
- *
- * @dai: DAI to unregister
- */
-static void snd_soc_unregister_dai(struct device *dev)
-{
-        struct snd_soc_dai *dai;
-
-        list_for_each_entry(dai, &dai_list, list) {
-                if (dev == dai->dev)
-                        goto found;
         }
-        return;
-
-found:
-        mutex_lock(&client_mutex);
-        list_del(&dai->list);
-        mutex_unlock(&client_mutex);
-
-        dev_dbg(dev, "ASoC: Unregistered DAI '%s'\n", dai->name);
-        kfree(dai->name);
-        kfree(dai);
 }
 
 /**
- * snd_soc_register_dais - Register multiple DAIs with the ASoC core
+ * snd_soc_register_dais - Register a DAI with the ASoC core
  *
- * @dai: Array of DAIs to register
+ * @component: The component the DAIs are registered for
+ * @codec: The CODEC that the DAIs are registered for, NULL if the component is
+ *         not a CODEC.
+ * @dai_drv: DAI driver to use for the DAIs
  * @count: Number of DAIs
+ * @legacy_dai_naming: Use the legacy naming scheme and let the DAI inherit the
+ *                     parent's name.
  */
-static int snd_soc_register_dais(struct device *dev,
-                struct snd_soc_dai_driver *dai_drv, size_t count)
+static int snd_soc_register_dais(struct snd_soc_component *component,
+        struct snd_soc_codec *codec, struct snd_soc_dai_driver *dai_drv,
+        size_t count, bool legacy_dai_naming)
 {
-        struct snd_soc_codec *codec;
+        struct device *dev = component->dev;
         struct snd_soc_dai *dai;
-        int i, ret = 0;
+        unsigned int i;
+        int ret;
 
         dev_dbg(dev, "ASoC: dai register %s #%Zu\n", dev_name(dev), count);
 
@@ -3982,70 +3954,54 @@ static int snd_soc_register_dais(struct device *dev,
                         goto err;
                 }
 
-                /* create DAI component name */
-                dai->name = fmt_multiple_name(dev, &dai_drv[i]);
+                /*
+                 * Back in the old days when we still had component-less DAIs,
+                 * instead of having a static name, component-less DAIs would
+                 * inherit the name of the parent device so it is possible to
+                 * register multiple instances of the DAI. We still need to keep
+                 * the same naming style even though those DAIs are not
+                 * component-less anymore.
+                 */
+                if (count == 1 && legacy_dai_naming) {
+                        dai->name = fmt_single_name(dev, &dai->id);
+                } else {
+                        dai->name = fmt_multiple_name(dev, &dai_drv[i]);
+                        if (dai_drv[i].id)
+                                dai->id = dai_drv[i].id;
+                        else
+                                dai->id = i;
+                }
                 if (dai->name == NULL) {
                         kfree(dai);
-                        ret = -EINVAL;
+                        ret = -ENOMEM;
                         goto err;
                 }
 
+                dai->component = component;
+                dai->codec = codec;
                 dai->dev = dev;
                 dai->driver = &dai_drv[i];
-                if (dai->driver->id)
-                        dai->id = dai->driver->id;
-                else
-                        dai->id = i;
                 dai->dapm.dev = dev;
                 if (!dai->driver->ops)
                         dai->driver->ops = &null_dai_ops;
 
-                mutex_lock(&client_mutex);
-
-                list_for_each_entry(codec, &codec_list, list) {
-                        if (codec->dev == dev) {
-                                dev_dbg(dev,
-                                        "ASoC: Mapped DAI %s to CODEC %s\n",
-                                        dai->name, codec->name);
-                                dai->codec = codec;
-                                break;
-                        }
-                }
-
                 if (!dai->codec)
                         dai->dapm.idle_bias_off = 1;
 
-                list_add(&dai->list, &dai_list);
-
-                mutex_unlock(&client_mutex);
+                list_add(&dai->list, &component->dai_list);
 
-                dev_dbg(dai->dev, "ASoC: Registered DAI '%s'\n", dai->name);
+                dev_dbg(dev, "ASoC: Registered DAI '%s'\n", dai->name);
         }
 
         return 0;
 
 err:
-        for (i--; i >= 0; i--)
-                snd_soc_unregister_dai(dev);
+        snd_soc_unregister_dais(component);
 
         return ret;
 }
 
 /**
- * snd_soc_unregister_dais - Unregister multiple DAIs from the ASoC core
- *
- * @dai: Array of DAIs to unregister
- * @count: Number of DAIs
- */
-static void snd_soc_unregister_dais(struct device *dev, size_t count)
-{
-        int i;
-
-        for (i = 0; i < count; i++)
-                snd_soc_unregister_dai(dev);
-}
-
-/**
  * snd_soc_register_component - Register a component with the ASoC core
  *
  */
@@ -4053,6 +4009,7 @@ static int
 __snd_soc_register_component(struct device *dev,
                              struct snd_soc_component *cmpnt,
                              const struct snd_soc_component_driver *cmpnt_drv,
+                             struct snd_soc_codec *codec,
                              struct snd_soc_dai_driver *dai_drv,
                              int num_dai, bool allow_single_dai)
 {
@@ -4075,20 +4032,10 @@ __snd_soc_register_component(struct device *dev,
         cmpnt->driver   = cmpnt_drv;
         cmpnt->dai_drv  = dai_drv;
         cmpnt->num_dai  = num_dai;
+        INIT_LIST_HEAD(&cmpnt->dai_list);
 
-        /*
-         * snd_soc_register_dai()  uses fmt_single_name(), and
-         * snd_soc_register_dais() uses fmt_multiple_name()
-         * for dai->name which is used for name based matching
-         *
-         * this function is used from cpu/codec.
-         * allow_single_dai flag can ignore "codec" driver reworking
-         * since it had been used snd_soc_register_dais(),
-         */
-        if ((1 == num_dai) && allow_single_dai)
-                ret = snd_soc_register_dai(dev, dai_drv);
-        else
-                ret = snd_soc_register_dais(dev, dai_drv, num_dai);
+        ret = snd_soc_register_dais(cmpnt, codec, dai_drv, num_dai,
+                allow_single_dai);
         if (ret < 0) {
                 dev_err(dev, "ASoC: Failed to regster DAIs: %d\n", ret);
                 goto error_component_name;
@@ -4121,7 +4068,9 @@ int snd_soc_register_component(struct device *dev,
                 return -ENOMEM;
         }
 
-        return __snd_soc_register_component(dev, cmpnt, cmpnt_drv,
+        cmpnt->ignore_pmdown_time = true;
+
+        return __snd_soc_register_component(dev, cmpnt, cmpnt_drv, NULL,
                                             dai_drv, num_dai, true);
 }
 EXPORT_SYMBOL_GPL(snd_soc_register_component);
@@ -4141,7 +4090,7 @@ void snd_soc_unregister_component(struct device *dev)
         return;
 
 found:
-        snd_soc_unregister_dais(dev, cmpnt->num_dai);
+        snd_soc_unregister_dais(cmpnt);
 
         mutex_lock(&client_mutex);
         list_del(&cmpnt->list);
@@ -4319,7 +4268,7 @@ int snd_soc_register_codec(struct device *dev,
         codec->volatile_register = codec_drv->volatile_register;
         codec->readable_register = codec_drv->readable_register;
         codec->writable_register = codec_drv->writable_register;
-        codec->ignore_pmdown_time = codec_drv->ignore_pmdown_time;
+        codec->component.ignore_pmdown_time = codec_drv->ignore_pmdown_time;
         codec->dapm.bias_level = SND_SOC_BIAS_OFF;
         codec->dapm.dev = dev;
         codec->dapm.codec = codec;
@@ -4342,7 +4291,7 @@ int snd_soc_register_codec(struct device *dev,
         /* register component */
         ret = __snd_soc_register_component(dev, &codec->component,
                                            &codec_drv->component_driver,
-                                           dai_drv, num_dai, false);
+                                           codec, dai_drv, num_dai, false);
         if (ret < 0) {
                 dev_err(codec->dev, "ASoC: Failed to regster component: %d\n", ret);
                 goto fail_codec_name;
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 28522bd03b8e..330eaf007d89 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -35,6 +35,86 @@
 #define DPCM_MAX_BE_USERS       8
 
 /**
+ * snd_soc_runtime_activate() - Increment active count for PCM runtime components
+ * @rtd: ASoC PCM runtime that is activated
+ * @stream: Direction of the PCM stream
+ *
+ * Increments the active count for all the DAIs and components attached to a PCM
+ * runtime. Should typically be called when a stream is opened.
+ *
+ * Must be called with the rtd->pcm_mutex being held
+ */
+void snd_soc_runtime_activate(struct snd_soc_pcm_runtime *rtd, int stream)
+{
+        struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+        struct snd_soc_dai *codec_dai = rtd->codec_dai;
+
+        lockdep_assert_held(&rtd->pcm_mutex);
+
+        if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+                cpu_dai->playback_active++;
+                codec_dai->playback_active++;
+        } else {
+                cpu_dai->capture_active++;
+                codec_dai->capture_active++;
+        }
+
+        cpu_dai->active++;
+        codec_dai->active++;
+        cpu_dai->component->active++;
+        codec_dai->component->active++;
+}
+
+/**
+ * snd_soc_runtime_deactivate() - Decrement active count for PCM runtime components
+ * @rtd: ASoC PCM runtime that is deactivated
+ * @stream: Direction of the PCM stream
+ *
+ * Decrements the active count for all the DAIs and components attached to a PCM
+ * runtime. Should typically be called when a stream is closed.
+ *
+ * Must be called with the rtd->pcm_mutex being held
+ */
+void snd_soc_runtime_deactivate(struct snd_soc_pcm_runtime *rtd, int stream)
+{
+        struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+        struct snd_soc_dai *codec_dai = rtd->codec_dai;
+
+        lockdep_assert_held(&rtd->pcm_mutex);
+
+        if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+                cpu_dai->playback_active--;
+                codec_dai->playback_active--;
+        } else {
+                cpu_dai->capture_active--;
+                codec_dai->capture_active--;
+        }
+
+        cpu_dai->active--;
+        codec_dai->active--;
+        cpu_dai->component->active--;
+        codec_dai->component->active--;
+}
+
+/**
+ * snd_soc_runtime_ignore_pmdown_time() - Check whether to ignore the power down delay
+ * @rtd: The ASoC PCM runtime that should be checked.
+ *
+ * This function checks whether the power down delay should be ignored for a
+ * specific PCM runtime. Returns true if the delay is 0, if it the DAI link has
+ * been configured to ignore the delay, or if none of the components benefits
+ * from having the delay.
+ */
+bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd)
+{
+        if (!rtd->pmdown_time || rtd->dai_link->ignore_pmdown_time)
+                return true;
+
+        return rtd->cpu_dai->component->ignore_pmdown_time &&
+                        rtd->codec_dai->component->ignore_pmdown_time;
+}
+
+/**
  * snd_soc_set_runtime_hwparams - set the runtime hardware parameters
  * @substream: the pcm substream
  * @hw: the hardware parameters
@@ -378,16 +458,9 @@ static int soc_pcm_open(struct snd_pcm_substream *substream)
                  runtime->hw.rate_max);
 
 dynamic:
-        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-                cpu_dai->playback_active++;
-                codec_dai->playback_active++;
-        } else {
-                cpu_dai->capture_active++;
-                codec_dai->capture_active++;
-        }
-        cpu_dai->active++;
-        codec_dai->active++;
-        rtd->codec->active++;
+
+        snd_soc_runtime_activate(rtd, substream->stream);
+
         mutex_unlock(&rtd->pcm_mutex);
         return 0;
 
@@ -459,21 +532,10 @@ static int soc_pcm_close(struct snd_pcm_substream *substream)
         struct snd_soc_platform *platform = rtd->platform;
         struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
         struct snd_soc_dai *codec_dai = rtd->codec_dai;
-        struct snd_soc_codec *codec = rtd->codec;
 
         mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
 
-        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-                cpu_dai->playback_active--;
-                codec_dai->playback_active--;
-        } else {
-                cpu_dai->capture_active--;
-                codec_dai->capture_active--;
-        }
-
-        cpu_dai->active--;
-        codec_dai->active--;
-        codec->active--;
+        snd_soc_runtime_deactivate(rtd, substream->stream);
 
         /* clear the corresponding DAIs rate when inactive */
         if (!cpu_dai->active)
@@ -496,8 +558,7 @@ static int soc_pcm_close(struct snd_pcm_substream *substream)
         cpu_dai->runtime = NULL;
 
         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-                if (!rtd->pmdown_time || codec->ignore_pmdown_time ||
-                    rtd->dai_link->ignore_pmdown_time) {
+                if (snd_soc_runtime_ignore_pmdown_time(rtd)) {
                         /* powered down playback stream now */
                         snd_soc_dapm_stream_event(rtd,
                                                   SNDRV_PCM_STREAM_PLAYBACK,