From a0db661e7d8e084e9cf3b9cdca7c6e4e66f2e849 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Fri, 7 Mar 2025 13:28:15 +0200 Subject: [PATCH] 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 Reviewed-by: Ranjani Sridharan Reviewed-by: Liam Girdwood Reviewed-by: Kai Vehmanen Link: https://patch.msgid.link/20250307112816.1495-8-peter.ujfalusi@linux.intel.com Signed-off-by: Mark Brown --- sound/soc/sof/intel/hda.c | 34 ++++++++++++++++++++++++++++++++++ sound/soc/sof/intel/shim.h | 2 ++ 2 files changed, 36 insertions(+) diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index a1ccd95da8bb7..6b1ada5664764 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 8709b750a11e2..d4372f0bff7e7 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);