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Diffstat (limited to 'sound/soc/sof/intel/hda-pcm.c')
-rw-r--r--sound/soc/sof/intel/hda-pcm.c27
1 files changed, 21 insertions, 6 deletions
diff --git a/sound/soc/sof/intel/hda-pcm.c b/sound/soc/sof/intel/hda-pcm.c
index f6e24edd7adb..1dd8d2092c3b 100644
--- a/sound/soc/sof/intel/hda-pcm.c
+++ b/sound/soc/sof/intel/hda-pcm.c
@@ -37,6 +37,11 @@ static bool hda_disable_rewinds;
module_param_named(disable_rewinds, hda_disable_rewinds, bool, 0444);
MODULE_PARM_DESC(disable_rewinds, "SOF HDA disable rewinds");
+static int hda_force_pause_support = -1;
+module_param_named(force_pause_support, hda_force_pause_support, int, 0444);
+MODULE_PARM_DESC(force_pause_support,
+ "Pause support: -1: Use default, 0: Disable, 1: Enable (default -1)");
+
u32 hda_dsp_get_mult_div(struct snd_sof_dev *sdev, int rate)
{
switch (rate) {
@@ -142,7 +147,7 @@ int hda_dsp_pcm_hw_params(struct snd_sof_dev *sdev,
return 0;
}
-EXPORT_SYMBOL_NS(hda_dsp_pcm_hw_params, SND_SOC_SOF_INTEL_HDA_COMMON);
+EXPORT_SYMBOL_NS(hda_dsp_pcm_hw_params, "SND_SOC_SOF_INTEL_HDA_COMMON");
/* update SPIB register with appl position */
int hda_dsp_pcm_ack(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream)
@@ -165,7 +170,7 @@ int hda_dsp_pcm_ack(struct snd_sof_dev *sdev, struct snd_pcm_substream *substrea
return 0;
}
-EXPORT_SYMBOL_NS(hda_dsp_pcm_ack, SND_SOC_SOF_INTEL_HDA_COMMON);
+EXPORT_SYMBOL_NS(hda_dsp_pcm_ack, "SND_SOC_SOF_INTEL_HDA_COMMON");
int hda_dsp_pcm_trigger(struct snd_sof_dev *sdev,
struct snd_pcm_substream *substream, int cmd)
@@ -175,7 +180,7 @@ int hda_dsp_pcm_trigger(struct snd_sof_dev *sdev,
return hda_dsp_stream_trigger(sdev, hext_stream, cmd);
}
-EXPORT_SYMBOL_NS(hda_dsp_pcm_trigger, SND_SOC_SOF_INTEL_HDA_COMMON);
+EXPORT_SYMBOL_NS(hda_dsp_pcm_trigger, "SND_SOC_SOF_INTEL_HDA_COMMON");
snd_pcm_uframes_t hda_dsp_pcm_pointer(struct snd_sof_dev *sdev,
struct snd_pcm_substream *substream)
@@ -207,7 +212,7 @@ found:
trace_sof_intel_hda_dsp_pcm(sdev, hstream, substream, pos);
return pos;
}
-EXPORT_SYMBOL_NS(hda_dsp_pcm_pointer, SND_SOC_SOF_INTEL_HDA_COMMON);
+EXPORT_SYMBOL_NS(hda_dsp_pcm_pointer, "SND_SOC_SOF_INTEL_HDA_COMMON");
int hda_dsp_pcm_open(struct snd_sof_dev *sdev,
struct snd_pcm_substream *substream)
@@ -240,6 +245,16 @@ int hda_dsp_pcm_open(struct snd_sof_dev *sdev,
if (hda_always_enable_dmi_l1 && direction == SNDRV_PCM_STREAM_CAPTURE)
runtime->hw.info &= ~SNDRV_PCM_INFO_PAUSE;
+ /*
+ * Do not advertise the PAUSE support if it is forced to be disabled via
+ * module parameter or if the pause_supported is false for the PCM
+ * device
+ */
+ if (hda_force_pause_support == 0 ||
+ (hda_force_pause_support == -1 &&
+ !spcm->stream[substream->stream].pause_supported))
+ runtime->hw.info &= ~SNDRV_PCM_INFO_PAUSE;
+
if (hda_always_enable_dmi_l1 ||
direction == SNDRV_PCM_STREAM_PLAYBACK ||
spcm->stream[substream->stream].d0i3_compatible)
@@ -302,7 +317,7 @@ int hda_dsp_pcm_open(struct snd_sof_dev *sdev,
return 0;
}
-EXPORT_SYMBOL_NS(hda_dsp_pcm_open, SND_SOC_SOF_INTEL_HDA_COMMON);
+EXPORT_SYMBOL_NS(hda_dsp_pcm_open, "SND_SOC_SOF_INTEL_HDA_COMMON");
int hda_dsp_pcm_close(struct snd_sof_dev *sdev,
struct snd_pcm_substream *substream)
@@ -322,4 +337,4 @@ int hda_dsp_pcm_close(struct snd_sof_dev *sdev,
substream->runtime->private_data = NULL;
return 0;
}
-EXPORT_SYMBOL_NS(hda_dsp_pcm_close, SND_SOC_SOF_INTEL_HDA_COMMON);
+EXPORT_SYMBOL_NS(hda_dsp_pcm_close, "SND_SOC_SOF_INTEL_HDA_COMMON");