From: Ranjani Sridharan ranjani.sridharan@linux.intel.com
Modify the core_power_up/down ops for HDA platforms to restrict the core_mask to the ones allowed by chip->cores_mask. This is needed because on some HDA platforms not all cores can be powered up/down by the host and this must be handled internally in the FW.
Signed-off-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Rander Wang rander.wang@linux.intel.com Reviewed-by: Guennadi Liakhovetski guennadi.liakhovetski@linux.intel.com Reviewed-by: Keyon Jie yang.jie@linux.intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Signed-off-by: Kai Vehmanen kai.vehmanen@linux.intel.com --- sound/soc/sof/intel/hda-dsp.c | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index 18d726669c6f..18ff1c2f5376 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -239,10 +239,15 @@ bool hda_dsp_core_is_enabled(struct snd_sof_dev *sdev,
int hda_dsp_enable_core(struct snd_sof_dev *sdev, unsigned int core_mask) { + struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; + const struct sof_intel_dsp_desc *chip = hda->desc; int ret;
- /* return if core is already enabled */ - if (hda_dsp_core_is_enabled(sdev, core_mask)) + /* restrict core_mask to host managed cores mask */ + core_mask &= chip->host_managed_cores_mask; + + /* return if core_mask is not valid or cores are already enabled */ + if (!core_mask || hda_dsp_core_is_enabled(sdev, core_mask)) return 0;
/* power up */ @@ -259,8 +264,17 @@ int hda_dsp_enable_core(struct snd_sof_dev *sdev, unsigned int core_mask) int hda_dsp_core_reset_power_down(struct snd_sof_dev *sdev, unsigned int core_mask) { + struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; + const struct sof_intel_dsp_desc *chip = hda->desc; int ret;
+ /* restrict core_mask to host managed cores mask */ + core_mask &= chip->host_managed_cores_mask; + + /* return if core_mask is not valid */ + if (!core_mask) + return 0; + /* place core in reset prior to power down */ ret = hda_dsp_core_stall_reset(sdev, core_mask); if (ret < 0) {