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-rw-r--r--Documentation/devicetree/bindings/sound/tlv320aic32x4.txt2
-rw-r--r--include/sound/soc-acpi.h1
-rw-r--r--include/sound/soc-dpcm.h4
-rw-r--r--include/uapi/sound/skl-tplg-interface.h3
-rw-r--r--sound/soc/codecs/cs35l41-lib.c6
-rw-r--r--sound/soc/codecs/lpass-tx-macro.c5
-rw-r--r--sound/soc/codecs/rt5682-i2c.c4
-rw-r--r--sound/soc/codecs/rt5682.c6
-rw-r--r--sound/soc/codecs/rt5682.h1
-rw-r--r--sound/soc/dwc/dwc-i2s.c41
-rw-r--r--sound/soc/intel/avs/apl.c6
-rw-r--r--sound/soc/intel/avs/avs.h4
-rw-r--r--sound/soc/intel/avs/board_selection.c2
-rw-r--r--sound/soc/intel/avs/control.c22
-rw-r--r--sound/soc/intel/avs/dsp.c4
-rw-r--r--sound/soc/intel/avs/messages.h2
-rw-r--r--sound/soc/intel/avs/path.h2
-rw-r--r--sound/soc/intel/avs/pcm.c23
-rw-r--r--sound/soc/intel/avs/probes.c2
-rw-r--r--sound/soc/soc-pcm.c20
20 files changed, 101 insertions, 59 deletions
diff --git a/Documentation/devicetree/bindings/sound/tlv320aic32x4.txt b/Documentation/devicetree/bindings/sound/tlv320aic32x4.txt
index f59125bc79d1..0b4e21bde5bc 100644
--- a/Documentation/devicetree/bindings/sound/tlv320aic32x4.txt
+++ b/Documentation/devicetree/bindings/sound/tlv320aic32x4.txt
@@ -8,7 +8,7 @@ Required properties:
"ti,tlv320aic32x6" TLV320AIC3206, TLV320AIC3256
"ti,tas2505" TAS2505, TAS2521
- reg: I2C slave address
- - supply-*: Required supply regulators are:
+ - *-supply: Required supply regulators are:
"iov" - digital IO power supply
"ldoin" - LDO power supply
"dv" - Digital core power supply
diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h
index b38fd25c5729..528279056b3a 100644
--- a/include/sound/soc-acpi.h
+++ b/include/sound/soc-acpi.h
@@ -170,6 +170,7 @@ struct snd_soc_acpi_link_adr {
/* Descriptor for SST ASoC machine driver */
struct snd_soc_acpi_mach {
u8 id[ACPI_ID_LEN];
+ const char *uid;
const struct snd_soc_acpi_codecs *comp_ids;
const u32 link_mask;
const struct snd_soc_acpi_link_adr *links;
diff --git a/include/sound/soc-dpcm.h b/include/sound/soc-dpcm.h
index 4d6ac7699833..ebd24753dd00 100644
--- a/include/sound/soc-dpcm.h
+++ b/include/sound/soc-dpcm.h
@@ -122,6 +122,10 @@ int snd_soc_dpcm_can_be_free_stop(struct snd_soc_pcm_runtime *fe,
int snd_soc_dpcm_can_be_params(struct snd_soc_pcm_runtime *fe,
struct snd_soc_pcm_runtime *be, int stream);
+/* can this BE perform prepare */
+int snd_soc_dpcm_can_be_prepared(struct snd_soc_pcm_runtime *fe,
+ struct snd_soc_pcm_runtime *be, int stream);
+
/* is the current PCM operation for this FE ? */
int snd_soc_dpcm_fe_can_update(struct snd_soc_pcm_runtime *fe, int stream);
diff --git a/include/uapi/sound/skl-tplg-interface.h b/include/uapi/sound/skl-tplg-interface.h
index f29899b179a6..4bf9c4f9add8 100644
--- a/include/uapi/sound/skl-tplg-interface.h
+++ b/include/uapi/sound/skl-tplg-interface.h
@@ -66,7 +66,8 @@ enum skl_ch_cfg {
SKL_CH_CFG_DUAL_MONO = 9,
SKL_CH_CFG_I2S_DUAL_STEREO_0 = 10,
SKL_CH_CFG_I2S_DUAL_STEREO_1 = 11,
- SKL_CH_CFG_4_CHANNEL = 12,
+ SKL_CH_CFG_7_1 = 12,
+ SKL_CH_CFG_4_CHANNEL = SKL_CH_CFG_7_1,
SKL_CH_CFG_INVALID
};
diff --git a/sound/soc/codecs/cs35l41-lib.c b/sound/soc/codecs/cs35l41-lib.c
index 8538e2871c5f..1e4205295a0d 100644
--- a/sound/soc/codecs/cs35l41-lib.c
+++ b/sound/soc/codecs/cs35l41-lib.c
@@ -46,7 +46,7 @@ static const struct reg_default cs35l41_reg[] = {
{ CS35L41_DSP1_RX5_SRC, 0x00000020 },
{ CS35L41_DSP1_RX6_SRC, 0x00000021 },
{ CS35L41_DSP1_RX7_SRC, 0x0000003A },
- { CS35L41_DSP1_RX8_SRC, 0x00000001 },
+ { CS35L41_DSP1_RX8_SRC, 0x0000003B },
{ CS35L41_NGATE1_SRC, 0x00000008 },
{ CS35L41_NGATE2_SRC, 0x00000009 },
{ CS35L41_AMP_DIG_VOL_CTRL, 0x00008000 },
@@ -58,8 +58,8 @@ static const struct reg_default cs35l41_reg[] = {
{ CS35L41_IRQ1_MASK2, 0xFFFFFFFF },
{ CS35L41_IRQ1_MASK3, 0xFFFF87FF },
{ CS35L41_IRQ1_MASK4, 0xFEFFFFFF },
- { CS35L41_GPIO1_CTRL1, 0xE1000001 },
- { CS35L41_GPIO2_CTRL1, 0xE1000001 },
+ { CS35L41_GPIO1_CTRL1, 0x81000001 },
+ { CS35L41_GPIO2_CTRL1, 0x81000001 },
{ CS35L41_MIXER_NGATE_CFG, 0x00000000 },
{ CS35L41_MIXER_NGATE_CH1_CFG, 0x00000303 },
{ CS35L41_MIXER_NGATE_CH2_CFG, 0x00000303 },
diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c
index da6fcf7f0991..de978c3d70b7 100644
--- a/sound/soc/codecs/lpass-tx-macro.c
+++ b/sound/soc/codecs/lpass-tx-macro.c
@@ -746,6 +746,8 @@ static int tx_macro_put_dec_enum(struct snd_kcontrol *kcontrol,
struct tx_macro *tx = snd_soc_component_get_drvdata(component);
val = ucontrol->value.enumerated.item[0];
+ if (val >= e->items)
+ return -EINVAL;
switch (e->reg) {
case CDC_TX_INP_MUX_ADC_MUX0_CFG0:
@@ -772,6 +774,9 @@ static int tx_macro_put_dec_enum(struct snd_kcontrol *kcontrol,
case CDC_TX_INP_MUX_ADC_MUX7_CFG0:
mic_sel_reg = CDC_TX7_TX_PATH_CFG0;
break;
+ default:
+ dev_err(component->dev, "Error in configuration!!\n");
+ return -EINVAL;
}
if (val != 0) {
diff --git a/sound/soc/codecs/rt5682-i2c.c b/sound/soc/codecs/rt5682-i2c.c
index 2935c1bb81f3..5bc46b041786 100644
--- a/sound/soc/codecs/rt5682-i2c.c
+++ b/sound/soc/codecs/rt5682-i2c.c
@@ -267,7 +267,9 @@ static int rt5682_i2c_probe(struct i2c_client *i2c)
ret = devm_request_threaded_irq(&i2c->dev, i2c->irq, NULL,
rt5682_irq, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING
| IRQF_ONESHOT, "rt5682", rt5682);
- if (ret)
+ if (!ret)
+ rt5682->irq = i2c->irq;
+ else
dev_err(&i2c->dev, "Failed to reguest IRQ: %d\n", ret);
}
diff --git a/sound/soc/codecs/rt5682.c b/sound/soc/codecs/rt5682.c
index f6c798b65c08..5d992543b791 100644
--- a/sound/soc/codecs/rt5682.c
+++ b/sound/soc/codecs/rt5682.c
@@ -2959,6 +2959,9 @@ static int rt5682_suspend(struct snd_soc_component *component)
if (rt5682->is_sdw)
return 0;
+ if (rt5682->irq)
+ disable_irq(rt5682->irq);
+
cancel_delayed_work_sync(&rt5682->jack_detect_work);
cancel_delayed_work_sync(&rt5682->jd_check_work);
if (rt5682->hs_jack && (rt5682->jack_type & SND_JACK_HEADSET) == SND_JACK_HEADSET) {
@@ -3027,6 +3030,9 @@ static int rt5682_resume(struct snd_soc_component *component)
mod_delayed_work(system_power_efficient_wq,
&rt5682->jack_detect_work, msecs_to_jiffies(0));
+ if (rt5682->irq)
+ enable_irq(rt5682->irq);
+
return 0;
}
#else
diff --git a/sound/soc/codecs/rt5682.h b/sound/soc/codecs/rt5682.h
index d568c6993c33..e8efd8a84a6c 100644
--- a/sound/soc/codecs/rt5682.h
+++ b/sound/soc/codecs/rt5682.h
@@ -1462,6 +1462,7 @@ struct rt5682_priv {
int pll_out[RT5682_PLLS];
int jack_type;
+ int irq;
int irq_work_delay_time;
};
diff --git a/sound/soc/dwc/dwc-i2s.c b/sound/soc/dwc/dwc-i2s.c
index ca20cade6840..399a489f24f2 100644
--- a/sound/soc/dwc/dwc-i2s.c
+++ b/sound/soc/dwc/dwc-i2s.c
@@ -183,30 +183,6 @@ static void i2s_stop(struct dw_i2s_dev *dev,
}
}
-static int dw_i2s_startup(struct snd_pcm_substream *substream,
- struct snd_soc_dai *cpu_dai)
-{
- struct dw_i2s_dev *dev = snd_soc_dai_get_drvdata(cpu_dai);
- union dw_i2s_snd_dma_data *dma_data = NULL;
-
- if (!(dev->capability & DWC_I2S_RECORD) &&
- (substream->stream == SNDRV_PCM_STREAM_CAPTURE))
- return -EINVAL;
-
- if (!(dev->capability & DWC_I2S_PLAY) &&
- (substream->stream == SNDRV_PCM_STREAM_PLAYBACK))
- return -EINVAL;
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- dma_data = &dev->play_dma_data;
- else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
- dma_data = &dev->capture_dma_data;
-
- snd_soc_dai_set_dma_data(cpu_dai, substream, (void *)dma_data);
-
- return 0;
-}
-
static void dw_i2s_config(struct dw_i2s_dev *dev, int stream)
{
u32 ch_reg;
@@ -305,12 +281,6 @@ static int dw_i2s_hw_params(struct snd_pcm_substream *substream,
return 0;
}
-static void dw_i2s_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- snd_soc_dai_set_dma_data(dai, substream, NULL);
-}
-
static int dw_i2s_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
@@ -382,8 +352,6 @@ static int dw_i2s_set_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
}
static const struct snd_soc_dai_ops dw_i2s_dai_ops = {
- .startup = dw_i2s_startup,
- .shutdown = dw_i2s_shutdown,
.hw_params = dw_i2s_hw_params,
.prepare = dw_i2s_prepare,
.trigger = dw_i2s_trigger,
@@ -625,6 +593,14 @@ static int dw_configure_dai_by_dt(struct dw_i2s_dev *dev,
}
+static int dw_i2s_dai_probe(struct snd_soc_dai *dai)
+{
+ struct dw_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
+
+ snd_soc_dai_init_dma_data(dai, &dev->play_dma_data, &dev->capture_dma_data);
+ return 0;
+}
+
static int dw_i2s_probe(struct platform_device *pdev)
{
const struct i2s_platform_data *pdata = pdev->dev.platform_data;
@@ -643,6 +619,7 @@ static int dw_i2s_probe(struct platform_device *pdev)
return -ENOMEM;
dw_i2s_dai->ops = &dw_i2s_dai_ops;
+ dw_i2s_dai->probe = dw_i2s_dai_probe;
dev->i2s_base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
if (IS_ERR(dev->i2s_base))
diff --git a/sound/soc/intel/avs/apl.c b/sound/soc/intel/avs/apl.c
index 02683dce277a..1860099c782a 100644
--- a/sound/soc/intel/avs/apl.c
+++ b/sound/soc/intel/avs/apl.c
@@ -169,6 +169,7 @@ static bool apl_lp_streaming(struct avs_dev *adev)
{
struct avs_path *path;
+ spin_lock(&adev->path_list_lock);
/* Any gateway without buffer allocated in LP area disqualifies D0IX. */
list_for_each_entry(path, &adev->path_list, node) {
struct avs_path_pipeline *ppl;
@@ -188,11 +189,14 @@ static bool apl_lp_streaming(struct avs_dev *adev)
if (cfg->copier.dma_type == INVALID_OBJECT_ID)
continue;
- if (!mod->gtw_attrs.lp_buffer_alloc)
+ if (!mod->gtw_attrs.lp_buffer_alloc) {
+ spin_unlock(&adev->path_list_lock);
return false;
+ }
}
}
}
+ spin_unlock(&adev->path_list_lock);
return true;
}
diff --git a/sound/soc/intel/avs/avs.h b/sound/soc/intel/avs/avs.h
index d7fccdcb9c16..0cf38c9e768e 100644
--- a/sound/soc/intel/avs/avs.h
+++ b/sound/soc/intel/avs/avs.h
@@ -283,8 +283,8 @@ void avs_release_firmwares(struct avs_dev *adev);
int avs_dsp_init_module(struct avs_dev *adev, u16 module_id, u8 ppl_instance_id,
u8 core_id, u8 domain, void *param, u32 param_size,
- u16 *instance_id);
-void avs_dsp_delete_module(struct avs_dev *adev, u16 module_id, u16 instance_id,
+ u8 *instance_id);
+void avs_dsp_delete_module(struct avs_dev *adev, u16 module_id, u8 instance_id,
u8 ppl_instance_id, u8 core_id);
int avs_dsp_create_pipeline(struct avs_dev *adev, u16 req_size, u8 priority,
bool lp, u16 attributes, u8 *instance_id);
diff --git a/sound/soc/intel/avs/board_selection.c b/sound/soc/intel/avs/board_selection.c
index b2823c2107f7..60f8fb0bff95 100644
--- a/sound/soc/intel/avs/board_selection.c
+++ b/sound/soc/intel/avs/board_selection.c
@@ -443,7 +443,7 @@ static int avs_register_i2s_boards(struct avs_dev *adev)
}
for (mach = boards->machs; mach->id[0]; mach++) {
- if (!acpi_dev_present(mach->id, NULL, -1))
+ if (!acpi_dev_present(mach->id, mach->uid, -1))
continue;
if (mach->machine_quirk)
diff --git a/sound/soc/intel/avs/control.c b/sound/soc/intel/avs/control.c
index a8b14b784f8a..3dfa2e9816db 100644
--- a/sound/soc/intel/avs/control.c
+++ b/sound/soc/intel/avs/control.c
@@ -21,17 +21,25 @@ static struct avs_dev *avs_get_kcontrol_adev(struct snd_kcontrol *kcontrol)
return to_avs_dev(w->dapm->component->dev);
}
-static struct avs_path_module *avs_get_kcontrol_module(struct avs_dev *adev, u32 id)
+static struct avs_path_module *avs_get_volume_module(struct avs_dev *adev, u32 id)
{
struct avs_path *path;
struct avs_path_pipeline *ppl;
struct avs_path_module *mod;
- list_for_each_entry(path, &adev->path_list, node)
- list_for_each_entry(ppl, &path->ppl_list, node)
- list_for_each_entry(mod, &ppl->mod_list, node)
- if (mod->template->ctl_id && mod->template->ctl_id == id)
+ spin_lock(&adev->path_list_lock);
+ list_for_each_entry(path, &adev->path_list, node) {
+ list_for_each_entry(ppl, &path->ppl_list, node) {
+ list_for_each_entry(mod, &ppl->mod_list, node) {
+ if (guid_equal(&mod->template->cfg_ext->type, &AVS_PEAKVOL_MOD_UUID)
+ && mod->template->ctl_id == id) {
+ spin_unlock(&adev->path_list_lock);
return mod;
+ }
+ }
+ }
+ }
+ spin_unlock(&adev->path_list_lock);
return NULL;
}
@@ -49,7 +57,7 @@ int avs_control_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_va
/* prevent access to modules while path is being constructed */
mutex_lock(&adev->path_mutex);
- active_module = avs_get_kcontrol_module(adev, ctl_data->id);
+ active_module = avs_get_volume_module(adev, ctl_data->id);
if (active_module) {
ret = avs_ipc_peakvol_get_volume(adev, active_module->module_id,
active_module->instance_id, &dspvols,
@@ -89,7 +97,7 @@ int avs_control_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_va
changed = 1;
}
- active_module = avs_get_kcontrol_module(adev, ctl_data->id);
+ active_module = avs_get_volume_module(adev, ctl_data->id);
if (active_module) {
dspvol.channel_id = AVS_ALL_CHANNELS_MASK;
dspvol.target_volume = *volume;
diff --git a/sound/soc/intel/avs/dsp.c b/sound/soc/intel/avs/dsp.c
index b881100d3e02..aa03af4473e9 100644
--- a/sound/soc/intel/avs/dsp.c
+++ b/sound/soc/intel/avs/dsp.c
@@ -225,7 +225,7 @@ err:
int avs_dsp_init_module(struct avs_dev *adev, u16 module_id, u8 ppl_instance_id,
u8 core_id, u8 domain, void *param, u32 param_size,
- u16 *instance_id)
+ u8 *instance_id)
{
struct avs_module_entry mentry;
bool was_loaded = false;
@@ -272,7 +272,7 @@ err_mod_entry:
return ret;
}
-void avs_dsp_delete_module(struct avs_dev *adev, u16 module_id, u16 instance_id,
+void avs_dsp_delete_module(struct avs_dev *adev, u16 module_id, u8 instance_id,
u8 ppl_instance_id, u8 core_id)
{
struct avs_module_entry mentry;
diff --git a/sound/soc/intel/avs/messages.h b/sound/soc/intel/avs/messages.h
index d3b60ae7d743..7f23a304b4a9 100644
--- a/sound/soc/intel/avs/messages.h
+++ b/sound/soc/intel/avs/messages.h
@@ -619,7 +619,7 @@ enum avs_channel_config {
AVS_CHANNEL_CONFIG_DUAL_MONO = 9,
AVS_CHANNEL_CONFIG_I2S_DUAL_STEREO_0 = 10,
AVS_CHANNEL_CONFIG_I2S_DUAL_STEREO_1 = 11,
- AVS_CHANNEL_CONFIG_4_CHANNEL = 12,
+ AVS_CHANNEL_CONFIG_7_1 = 12,
AVS_CHANNEL_CONFIG_INVALID
};
diff --git a/sound/soc/intel/avs/path.h b/sound/soc/intel/avs/path.h
index 197222c5e008..657f7b093e80 100644
--- a/sound/soc/intel/avs/path.h
+++ b/sound/soc/intel/avs/path.h
@@ -37,7 +37,7 @@ struct avs_path_pipeline {
struct avs_path_module {
u16 module_id;
- u16 instance_id;
+ u8 instance_id;
union avs_gtw_attributes gtw_attrs;
struct avs_tplg_module *template;
diff --git a/sound/soc/intel/avs/pcm.c b/sound/soc/intel/avs/pcm.c
index 31c032a0f7e4..1fbb2c2fadb5 100644
--- a/sound/soc/intel/avs/pcm.c
+++ b/sound/soc/intel/avs/pcm.c
@@ -468,21 +468,34 @@ static int avs_dai_fe_startup(struct snd_pcm_substream *substream, struct snd_so
host_stream = snd_hdac_ext_stream_assign(bus, substream, HDAC_EXT_STREAM_TYPE_HOST);
if (!host_stream) {
- kfree(data);
- return -EBUSY;
+ ret = -EBUSY;
+ goto err;
}
data->host_stream = host_stream;
- snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
+ ret = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
+ if (ret < 0)
+ goto err;
+
/* avoid wrap-around with wall-clock */
- snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_TIME, 20, 178000000);
- snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_rates);
+ ret = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_TIME, 20, 178000000);
+ if (ret < 0)
+ goto err;
+
+ ret = snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_rates);
+ if (ret < 0)
+ goto err;
+
snd_pcm_set_sync(substream);
dev_dbg(dai->dev, "%s fe STARTUP tag %d str %p",
__func__, hdac_stream(host_stream)->stream_tag, substream);
return 0;
+
+err:
+ kfree(data);
+ return ret;
}
static void avs_dai_fe_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *dai)
diff --git a/sound/soc/intel/avs/probes.c b/sound/soc/intel/avs/probes.c
index 70a94201d6a5..275928281c6c 100644
--- a/sound/soc/intel/avs/probes.c
+++ b/sound/soc/intel/avs/probes.c
@@ -18,7 +18,7 @@ static int avs_dsp_init_probe(struct avs_dev *adev, union avs_connector_node_id
{
struct avs_probe_cfg cfg = {{0}};
struct avs_module_entry mentry;
- u16 dummy;
+ u8 dummy;
avs_get_module_entry(adev, &AVS_PROBE_MOD_UUID, &mentry);
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index adb69d7820a8..4fb1ac8e1c4a 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -2405,6 +2405,9 @@ int dpcm_be_dai_prepare(struct snd_soc_pcm_runtime *fe, int stream)
if (!snd_soc_dpcm_be_can_update(fe, be, stream))
continue;
+ if (!snd_soc_dpcm_can_be_prepared(fe, be, stream))
+ continue;
+
if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) &&
(be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) &&
(be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND) &&
@@ -3042,3 +3045,20 @@ int snd_soc_dpcm_can_be_params(struct snd_soc_pcm_runtime *fe,
return snd_soc_dpcm_check_state(fe, be, stream, state, ARRAY_SIZE(state));
}
EXPORT_SYMBOL_GPL(snd_soc_dpcm_can_be_params);
+
+/*
+ * We can only prepare a BE DAI if any of it's FE are not prepared,
+ * running or paused for the specified stream direction.
+ */
+int snd_soc_dpcm_can_be_prepared(struct snd_soc_pcm_runtime *fe,
+ struct snd_soc_pcm_runtime *be, int stream)
+{
+ const enum snd_soc_dpcm_state state[] = {
+ SND_SOC_DPCM_STATE_START,
+ SND_SOC_DPCM_STATE_PAUSED,
+ SND_SOC_DPCM_STATE_PREPARE,
+ };
+
+ return snd_soc_dpcm_check_state(fe, be, stream, state, ARRAY_SIZE(state));
+}
+EXPORT_SYMBOL_GPL(snd_soc_dpcm_can_be_prepared);
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