summaryrefslogtreecommitdiffstats
path: root/include/sound
diff options
context:
space:
mode:
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/rcar_snd.h36
-rw-r--r--include/sound/simple_card.h6
-rw-r--r--include/sound/soc-dai.h3
-rw-r--r--include/sound/soc-dapm.h48
-rw-r--r--include/sound/soc.h126
5 files changed, 149 insertions, 70 deletions
diff --git a/include/sound/rcar_snd.h b/include/sound/rcar_snd.h
index 6add6ccc811e..34a3c02a4576 100644
--- a/include/sound/rcar_snd.h
+++ b/include/sound/rcar_snd.h
@@ -34,17 +34,17 @@
* B : SSI direction
*/
#define RSND_SSI_CLK_PIN_SHARE (1 << 31)
-#define RSND_SSI_SYNC (1 << 29) /* SSI34_sync etc */
-
#define RSND_SSI_PLAY (1 << 24)
+#define RSND_SSI(_dma_id, _pio_irq, _flags) \
+{ .dma_id = _dma_id, .pio_irq = _pio_irq, .flags = _flags }
#define RSND_SSI_SET(_dai_id, _dma_id, _pio_irq, _flags) \
{ .dai_id = _dai_id, .dma_id = _dma_id, .pio_irq = _pio_irq, .flags = _flags }
#define RSND_SSI_UNUSED \
{ .dai_id = -1, .dma_id = -1, .pio_irq = -1, .flags = 0 }
struct rsnd_ssi_platform_info {
- int dai_id;
+ int dai_id; /* will be removed */
int dma_id;
int pio_irq;
u32 flags;
@@ -55,9 +55,31 @@ struct rsnd_ssi_platform_info {
*/
#define RSND_SCU_USE_HPBIF (1 << 31) /* it needs RSND_SSI_DEPENDENT */
-struct rsnd_scu_platform_info {
+#define RSND_SRC(rate, _dma_id) \
+{ .flags = RSND_SCU_USE_HPBIF, .convert_rate = rate, .dma_id = _dma_id, }
+#define RSND_SRC_SET(rate, _dma_id) \
+ { .flags = RSND_SCU_USE_HPBIF, .convert_rate = rate, .dma_id = _dma_id, }
+#define RSND_SRC_UNUSED \
+ { .flags = 0, .convert_rate = 0, .dma_id = 0, }
+
+#define rsnd_scu_platform_info rsnd_src_platform_info
+#define src_info scu_info
+#define src_info_nr scu_info_nr
+
+struct rsnd_src_platform_info {
u32 flags;
u32 convert_rate; /* sampling rate convert */
+ int dma_id; /* for Gen2 SCU */
+};
+
+struct rsnd_dai_path_info {
+ struct rsnd_ssi_platform_info *ssi;
+ struct rsnd_src_platform_info *src;
+};
+
+struct rsnd_dai_platform_info {
+ struct rsnd_dai_path_info playback;
+ struct rsnd_dai_path_info capture;
};
/*
@@ -75,8 +97,10 @@ struct rcar_snd_info {
u32 flags;
struct rsnd_ssi_platform_info *ssi_info;
int ssi_info_nr;
- struct rsnd_scu_platform_info *scu_info;
- int scu_info_nr;
+ struct rsnd_src_platform_info *src_info;
+ int src_info_nr;
+ struct rsnd_dai_platform_info *dai_info;
+ int dai_info_nr;
int (*start)(int id);
int (*stop)(int id);
};
diff --git a/include/sound/simple_card.h b/include/sound/simple_card.h
index 6c74527d4926..9b0ac77177b6 100644
--- a/include/sound/simple_card.h
+++ b/include/sound/simple_card.h
@@ -18,6 +18,8 @@ struct asoc_simple_dai {
const char *name;
unsigned int fmt;
unsigned int sysclk;
+ int slots;
+ int slot_width;
};
struct asoc_simple_card_info {
@@ -29,10 +31,6 @@ struct asoc_simple_card_info {
unsigned int daifmt;
struct asoc_simple_dai cpu_dai;
struct asoc_simple_dai codec_dai;
-
- /* used in simple-card.c */
- struct snd_soc_dai_link snd_link;
- struct snd_soc_card snd_card;
};
#endif /* __SIMPLE_CARD_H */
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 71f27c403194..2f66d5e8cd15 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -142,6 +142,8 @@ struct snd_soc_dai_ops {
* Called by soc_card drivers, normally in their hw_params.
*/
int (*set_fmt)(struct snd_soc_dai *dai, unsigned int fmt);
+ int (*of_xlate_tdm_slot_mask)(unsigned int slots,
+ unsigned int *tx_mask, unsigned int *rx_mask);
int (*set_tdm_slot)(struct snd_soc_dai *dai,
unsigned int tx_mask, unsigned int rx_mask,
int slots, int slot_width);
@@ -270,6 +272,7 @@ 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-dapm.h b/include/sound/soc-dapm.h
index 68d92e36facd..ef78f562f4a8 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -108,13 +108,9 @@ struct device;
SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \
.kcontrol_news = wcontrols, .num_kcontrols = 1}
#define SND_SOC_DAPM_VIRT_MUX(wname, wreg, wshift, winvert, wcontrols) \
-{ .id = snd_soc_dapm_virt_mux, .name = wname, \
- SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \
- .kcontrol_news = wcontrols, .num_kcontrols = 1}
+ SND_SOC_DAPM_MUX(wname, wreg, wshift, winvert, wcontrols)
#define SND_SOC_DAPM_VALUE_MUX(wname, wreg, wshift, winvert, wcontrols) \
-{ .id = snd_soc_dapm_value_mux, .name = wname, \
- SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \
- .kcontrol_news = wcontrols, .num_kcontrols = 1}
+ SND_SOC_DAPM_MUX(wname, wreg, wshift, winvert, wcontrols)
/* Simplified versions of above macros, assuming wncontrols = ARRAY_SIZE(wcontrols) */
#define SOC_PGA_ARRAY(wname, wreg, wshift, winvert,\
@@ -172,10 +168,8 @@ struct device;
.event = wevent, .event_flags = wflags}
#define SND_SOC_DAPM_VIRT_MUX_E(wname, wreg, wshift, winvert, wcontrols, \
wevent, wflags) \
-{ .id = snd_soc_dapm_virt_mux, .name = wname, \
- SND_SOC_DAPM_INIT_REG_VAL(wreg, wshift, winvert), \
- .kcontrol_news = wcontrols, .num_kcontrols = 1, \
- .event = wevent, .event_flags = wflags}
+ SND_SOC_DAPM_MUX_E(wname, wreg, wshift, winvert, wcontrols, wevent, \
+ wflags)
/* additional sequencing control within an event type */
#define SND_SOC_DAPM_PGA_S(wname, wsubseq, wreg, wshift, winvert, \
@@ -311,12 +305,8 @@ struct device;
.get = snd_soc_dapm_get_enum_double, \
.put = snd_soc_dapm_put_enum_double, \
.private_value = (unsigned long)&xenum }
-#define SOC_DAPM_ENUM_VIRT(xname, xenum) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_info_enum_double, \
- .get = snd_soc_dapm_get_enum_virt, \
- .put = snd_soc_dapm_put_enum_virt, \
- .private_value = (unsigned long)&xenum }
+#define SOC_DAPM_ENUM_VIRT(xname, xenum) \
+ SOC_DAPM_ENUM(xname, xenum)
#define SOC_DAPM_ENUM_EXT(xname, xenum, xget, xput) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
.info = snd_soc_info_enum_double, \
@@ -324,11 +314,7 @@ struct device;
.put = xput, \
.private_value = (unsigned long)&xenum }
#define SOC_DAPM_VALUE_ENUM(xname, xenum) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_info_enum_double, \
- .get = snd_soc_dapm_get_value_enum_double, \
- .put = snd_soc_dapm_put_value_enum_double, \
- .private_value = (unsigned long)&xenum }
+ SOC_DAPM_ENUM(xname, xenum)
#define SOC_DAPM_PIN_SWITCH(xname) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname " Switch", \
.info = snd_soc_dapm_info_pin_switch, \
@@ -392,14 +378,6 @@ int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
-int snd_soc_dapm_get_enum_virt(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
-int snd_soc_dapm_put_enum_virt(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
-int snd_soc_dapm_get_value_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
-int snd_soc_dapm_put_value_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
int snd_soc_dapm_info_pin_switch(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo);
int snd_soc_dapm_get_pin_switch(struct snd_kcontrol *kcontrol,
@@ -449,20 +427,28 @@ void snd_soc_dapm_debugfs_init(struct snd_soc_dapm_context *dapm,
/* dapm audio pin control and status */
int snd_soc_dapm_enable_pin(struct snd_soc_dapm_context *dapm,
const char *pin);
+int snd_soc_dapm_enable_pin_unlocked(struct snd_soc_dapm_context *dapm,
+ const char *pin);
int snd_soc_dapm_disable_pin(struct snd_soc_dapm_context *dapm,
const char *pin);
+int snd_soc_dapm_disable_pin_unlocked(struct snd_soc_dapm_context *dapm,
+ const char *pin);
int snd_soc_dapm_nc_pin(struct snd_soc_dapm_context *dapm, const char *pin);
+int snd_soc_dapm_nc_pin_unlocked(struct snd_soc_dapm_context *dapm,
+ const char *pin);
int snd_soc_dapm_get_pin_status(struct snd_soc_dapm_context *dapm,
const char *pin);
int snd_soc_dapm_sync(struct snd_soc_dapm_context *dapm);
+int snd_soc_dapm_sync_unlocked(struct snd_soc_dapm_context *dapm);
int snd_soc_dapm_force_enable_pin(struct snd_soc_dapm_context *dapm,
const char *pin);
+int snd_soc_dapm_force_enable_pin_unlocked(struct snd_soc_dapm_context *dapm,
+ const char *pin);
int snd_soc_dapm_ignore_suspend(struct snd_soc_dapm_context *dapm,
const char *pin);
void snd_soc_dapm_auto_nc_codec_pins(struct snd_soc_codec *codec);
/* Mostly internal - should not normally be used */
-void dapm_mark_dirty(struct snd_soc_dapm_widget *w, const char *reason);
void dapm_mark_io_dirty(struct snd_soc_dapm_context *dapm);
/* dapm path query */
@@ -476,8 +462,6 @@ enum snd_soc_dapm_type {
snd_soc_dapm_input = 0, /* input pin */
snd_soc_dapm_output, /* output pin */
snd_soc_dapm_mux, /* selects 1 analog signal from many inputs */
- snd_soc_dapm_virt_mux, /* virtual version of snd_soc_dapm_mux */
- snd_soc_dapm_value_mux, /* selects 1 analog signal from many inputs */
snd_soc_dapm_mixer, /* mixes several analog signals together */
snd_soc_dapm_mixer_named_ctl, /* mixer with named controls */
snd_soc_dapm_pga, /* programmable gain/attenuation (volume) */
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 9a001472b96a..959f38949967 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -45,6 +45,11 @@
((unsigned long)&(struct soc_mixer_control) \
{.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
.max = xmax, .platform_max = xmax, .invert = xinvert})
+#define SOC_DOUBLE_R_S_VALUE(xlreg, xrreg, xshift, xmin, xmax, xsign_bit, xinvert) \
+ ((unsigned long)&(struct soc_mixer_control) \
+ {.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
+ .max = xmax, .min = xmin, .platform_max = xmax, .sign_bit = xsign_bit, \
+ .invert = xinvert})
#define SOC_DOUBLE_R_RANGE_VALUE(xlreg, xrreg, xshift, xmin, xmax, xinvert) \
((unsigned long)&(struct soc_mixer_control) \
{.reg = xlreg, .rreg = xrreg, .shift = xshift, .rshift = xshift, \
@@ -152,6 +157,15 @@
{.reg = xreg, .rreg = xrreg, \
.shift = xshift, .rshift = xshift, \
.max = xmax, .min = xmin} }
+#define SOC_DOUBLE_R_S_TLV(xname, reg_left, reg_right, xshift, xmin, xmax, xsign_bit, xinvert, tlv_array) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
+ SNDRV_CTL_ELEM_ACCESS_READWRITE,\
+ .tlv.p = (tlv_array), \
+ .info = snd_soc_info_volsw, \
+ .get = snd_soc_get_volsw, .put = snd_soc_put_volsw, \
+ .private_value = SOC_DOUBLE_R_S_VALUE(reg_left, reg_right, xshift, \
+ xmin, xmax, xsign_bit, xinvert) }
#define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
@@ -162,30 +176,28 @@
.private_value = (unsigned long)&(struct soc_mixer_control) \
{.reg = xreg, .min = xmin, .max = xmax, \
.platform_max = xmax} }
-#define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmax, xtexts) \
+#define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xitems, xtexts) \
{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
- .max = xmax, .texts = xtexts, \
- .mask = xmax ? roundup_pow_of_two(xmax) - 1 : 0}
-#define SOC_ENUM_SINGLE(xreg, xshift, xmax, xtexts) \
- SOC_ENUM_DOUBLE(xreg, xshift, xshift, xmax, xtexts)
-#define SOC_ENUM_SINGLE_EXT(xmax, xtexts) \
-{ .max = xmax, .texts = xtexts }
-#define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xmax, xtexts, xvalues) \
+ .items = xitems, .texts = xtexts, \
+ .mask = xitems ? roundup_pow_of_two(xitems) - 1 : 0}
+#define SOC_ENUM_SINGLE(xreg, xshift, xitems, xtexts) \
+ SOC_ENUM_DOUBLE(xreg, xshift, xshift, xitems, xtexts)
+#define SOC_ENUM_SINGLE_EXT(xitems, xtexts) \
+{ .items = xitems, .texts = xtexts }
+#define SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xitems, xtexts, xvalues) \
{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
- .mask = xmask, .max = xmax, .texts = xtexts, .values = xvalues}
-#define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xmax, xtexts, xvalues) \
- SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xmax, xtexts, xvalues)
+ .mask = xmask, .items = xitems, .texts = xtexts, .values = xvalues}
+#define SOC_VALUE_ENUM_SINGLE(xreg, xshift, xmask, xnitmes, xtexts, xvalues) \
+ SOC_VALUE_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xnitmes, xtexts, xvalues)
+#define SOC_ENUM_SINGLE_VIRT(xitems, xtexts) \
+ SOC_ENUM_SINGLE(SND_SOC_NOPM, 0, xitems, xtexts)
#define SOC_ENUM(xname, xenum) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\
.info = snd_soc_info_enum_double, \
.get = snd_soc_get_enum_double, .put = snd_soc_put_enum_double, \
.private_value = (unsigned long)&xenum }
#define SOC_VALUE_ENUM(xname, xenum) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\
- .info = snd_soc_info_enum_double, \
- .get = snd_soc_get_value_enum_double, \
- .put = snd_soc_put_value_enum_double, \
- .private_value = (unsigned long)&xenum }
+ SOC_ENUM(xname, xenum)
#define SOC_SINGLE_EXT(xname, xreg, xshift, xmax, xinvert,\
xhandler_get, xhandler_put) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
@@ -272,17 +284,19 @@
* ARRAY_SIZE internally
*/
#define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \
- struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \
+ const struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \
ARRAY_SIZE(xtexts), xtexts)
#define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \
SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts)
#define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \
- struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts)
+ const struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts)
#define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \
- struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \
+ const struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \
ARRAY_SIZE(xtexts), xtexts, xvalues)
#define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \
SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues)
+#define SOC_ENUM_SINGLE_VIRT_DECL(name, xtexts) \
+ const struct soc_enum name = SOC_ENUM_SINGLE_VIRT(ARRAY_SIZE(xtexts), xtexts)
/*
* Component probe and remove ordering levels for components with runtime
@@ -413,6 +427,10 @@ 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);
@@ -496,10 +514,6 @@ int snd_soc_get_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
-int snd_soc_get_value_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
-int snd_soc_put_value_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
int snd_soc_info_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo);
#define snd_soc_info_bool_ext snd_ctl_boolean_mono_info
@@ -656,12 +670,19 @@ 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 +704,6 @@ 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 +729,6 @@ 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;
@@ -1067,6 +1086,7 @@ struct soc_mixer_control {
int min, max, platform_max;
int reg, rreg;
unsigned int shift, rshift;
+ unsigned int sign_bit;
unsigned int invert:1;
unsigned int autodisable:1;
};
@@ -1085,11 +1105,10 @@ struct soc_mreg_control {
/* enumerated kcontrol */
struct soc_enum {
- unsigned short reg;
- unsigned short reg2;
+ int reg;
unsigned char shift_l;
unsigned char shift_r;
- unsigned int max;
+ unsigned int items;
unsigned int mask;
const char * const *texts;
const unsigned int *values;
@@ -1168,11 +1187,51 @@ static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc)
return 1;
}
+static inline unsigned int snd_soc_enum_val_to_item(struct soc_enum *e,
+ unsigned int val)
+{
+ unsigned int i;
+
+ if (!e->values)
+ return val;
+
+ for (i = 0; i < e->items; i++)
+ if (val == e->values[i])
+ return i;
+
+ return 0;
+}
+
+static inline unsigned int snd_soc_enum_item_to_val(struct soc_enum *e,
+ unsigned int item)
+{
+ if (!e->values)
+ return item;
+
+ return e->values[item];
+}
+
+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);
int snd_soc_of_parse_card_name(struct snd_soc_card *card,
const char *propname);
+int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card,
+ const char *propname);
+int snd_soc_of_parse_tdm_slot(struct device_node *np,
+ unsigned int *slots,
+ unsigned int *slot_width);
int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
const char *propname);
unsigned int snd_soc_of_parse_daifmt(struct device_node *np,
@@ -1188,4 +1247,15 @@ extern struct dentry *snd_soc_debugfs_root;
extern const struct dev_pm_ops snd_soc_pm_ops;
+/* Helper functions */
+static inline void snd_soc_dapm_mutex_lock(struct snd_soc_dapm_context *dapm)
+{
+ mutex_lock(&dapm->card->dapm_mutex);
+}
+
+static inline void snd_soc_dapm_mutex_unlock(struct snd_soc_dapm_context *dapm)
+{
+ mutex_unlock(&dapm->card->dapm_mutex);
+}
+
#endif