diff --git a/sound/soc/sof/intel/lnl.c b/sound/soc/sof/intel/lnl.c index 8e7193344341..8aa5430e9576 100644 --- a/sound/soc/sof/intel/lnl.c +++ b/sound/soc/sof/intel/lnl.c @@ -189,6 +189,23 @@ static int lnl_dsp_disable_interrupts(struct snd_sof_dev *sdev) return mtl_enable_interrupts(sdev, false); } +static bool lnl_sdw_check_wakeen_irq(struct snd_sof_dev *sdev) +{ + struct hdac_bus *bus = sof_to_bus(sdev); + u16 wake_sts; + + /* + * we need to use the global HDaudio WAKEEN/STS to be able to + * detect wakes in low-power modes. The link-specific information + * is handled in the process_wakeen() helper, this helper only + * detects a SoundWire wake without identifying the link. + */ + wake_sts = snd_hdac_chip_readw(bus, STATESTS); + + /* filter out the range of SDIs that can be set for SoundWire */ + return wake_sts & GENMASK(SDW_MAX_DEVICES, SDW_INTEL_DEV_NUM_IDA_MIN); +} + const struct sof_intel_dsp_desc lnl_chip_info = { .cores_num = 5, .init_core_mask = BIT(0), @@ -205,6 +222,7 @@ const struct sof_intel_dsp_desc lnl_chip_info = { .read_sdw_lcount = hda_sdw_check_lcount_ext, .enable_sdw_irq = lnl_enable_sdw_irq, .check_sdw_irq = lnl_dsp_check_sdw_irq, + .check_sdw_wakeen_irq = lnl_sdw_check_wakeen_irq, .check_ipc_irq = mtl_dsp_check_ipc_irq, .cl_init = mtl_dsp_cl_init, .power_down_dsp = mtl_power_down_dsp,