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authorPeter Ujfalusi <peter.ujfalusi@linux.intel.com>2025-03-07 13:28:15 +0200
committerMark Brown <broonie@kernel.org>2025-03-08 16:06:42 +0000
commita0db661e7d8e084e9cf3b9cdca7c6e4e66f2e849 (patch)
treeefaf984b400118efab401f13d0a17adb414f2e8e
parent0978e8207b61ac6d51280e5d28ccfff75d653363 (diff)
ASoC: SOF: hda/shim: Add callbacks to handle mic privacy change for sdw
Add generic callback definitions for checking the mic privacy interrupt and status. Implement wrappers for mic privacy reported via the Soundwire interrupt and its vendor specific SHIM registers. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Liam Girdwood <liam.r.girdwood@intel.com> Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Link: https://patch.msgid.link/20250307112816.1495-8-peter.ujfalusi@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--sound/soc/sof/intel/hda.c34
-rw-r--r--sound/soc/sof/intel/shim.h2
2 files changed, 36 insertions, 0 deletions
diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
index a1ccd95da8bb..6b1ada566476 100644
--- a/sound/soc/sof/intel/hda.c
+++ b/sound/soc/sof/intel/hda.c
@@ -352,6 +352,27 @@ void hda_sdw_process_wakeen_common(struct snd_sof_dev *sdev)
}
EXPORT_SYMBOL_NS(hda_sdw_process_wakeen_common, "SND_SOC_SOF_INTEL_HDA_GENERIC");
+static bool hda_dsp_sdw_check_mic_privacy_irq(struct snd_sof_dev *sdev)
+{
+ const struct sof_intel_dsp_desc *chip;
+
+ chip = get_chip_info(sdev->pdata);
+ if (chip && chip->check_mic_privacy_irq)
+ return chip->check_mic_privacy_irq(sdev, true,
+ AZX_REG_ML_LEPTR_ID_SDW);
+
+ return false;
+}
+
+static void hda_dsp_sdw_process_mic_privacy(struct snd_sof_dev *sdev)
+{
+ const struct sof_intel_dsp_desc *chip;
+
+ chip = get_chip_info(sdev->pdata);
+ if (chip && chip->process_mic_privacy)
+ chip->process_mic_privacy(sdev, true, AZX_REG_ML_LEPTR_ID_SDW);
+}
+
#else /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */
static inline int hda_sdw_acpi_scan(struct snd_sof_dev *sdev)
{
@@ -383,6 +404,13 @@ static inline bool hda_sdw_check_wakeen_irq(struct snd_sof_dev *sdev)
return false;
}
+static inline bool hda_dsp_sdw_check_mic_privacy_irq(struct snd_sof_dev *sdev)
+{
+ return false;
+}
+
+static inline void hda_dsp_sdw_process_mic_privacy(struct snd_sof_dev *sdev) { }
+
#endif /* IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) */
/* pre fw run operations */
@@ -678,7 +706,13 @@ static irqreturn_t hda_dsp_interrupt_thread(int irq, void *context)
if (hda_dsp_check_sdw_irq(sdev)) {
trace_sof_intel_hda_irq(sdev, "sdw");
+
hda_dsp_sdw_thread(irq, hdev->sdw);
+
+ if (hda_dsp_sdw_check_mic_privacy_irq(sdev)) {
+ trace_sof_intel_hda_irq(sdev, "mic privacy");
+ hda_dsp_sdw_process_mic_privacy(sdev);
+ }
}
if (hda_sdw_check_wakeen_irq(sdev)) {
diff --git a/sound/soc/sof/intel/shim.h b/sound/soc/sof/intel/shim.h
index 8709b750a11e..d4372f0bff7e 100644
--- a/sound/soc/sof/intel/shim.h
+++ b/sound/soc/sof/intel/shim.h
@@ -193,6 +193,8 @@ struct sof_intel_dsp_desc {
bool (*check_sdw_wakeen_irq)(struct snd_sof_dev *sdev);
void (*sdw_process_wakeen)(struct snd_sof_dev *sdev);
bool (*check_ipc_irq)(struct snd_sof_dev *sdev);
+ bool (*check_mic_privacy_irq)(struct snd_sof_dev *sdev, bool alt, int elid);
+ void (*process_mic_privacy)(struct snd_sof_dev *sdev, bool alt, int elid);
int (*power_down_dsp)(struct snd_sof_dev *sdev);
int (*disable_interrupts)(struct snd_sof_dev *sdev);
int (*cl_init)(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot);