diff options
| author | Ranjani Sridharan <ranjani.sridharan@linux.intel.com> | 2020-08-26 21:45:27 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-08-27 16:22:19 +0300 |
| commit | aca961f196e5da10d99f4b19e5c27e5a5d7731a3 (patch) | |
| tree | 98fd8f7c91230c47f62f9c49a8e347ff24b332f0 /sound/soc/sof/intel/hda.h | |
| parent | 0ff06df0be60db920f3d7218fa2bded9fd8de3f6 (diff) | |
| download | linux-aca961f196e5da10d99f4b19e5c27e5a5d7731a3.tar.xz | |
ASoC: SOF: Intel: hda: Add helper function to program ICCMAX stream
For some platforms, the recommended HW sequence for FW boot involves
starting a specially crafted capture stream before powering
on the DSP cores. Add a helper function to define the minimal
recommended stream programming sequence for this stream.
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20200826184532.1612070-4-ranjani.sridharan@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/intel/hda.h')
| -rw-r--r-- | sound/soc/sof/intel/hda.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h index fe452f0d0ec7..100eaaeecb4d 100644 --- a/sound/soc/sof/intel/hda.h +++ b/sound/soc/sof/intel/hda.h @@ -246,6 +246,7 @@ /* Intel Vendor Specific Registers */ #define HDA_VS_INTEL_EM2 0x1030 #define HDA_VS_INTEL_EM2_L1SEN BIT(13) +#define HDA_VS_INTEL_LTRP_GB_MASK 0x3F /* HIPCI */ #define HDA_DSP_REG_HIPCI_BUSY BIT(31) @@ -546,6 +547,9 @@ int hda_dsp_stream_hw_params(struct snd_sof_dev *sdev, struct hdac_ext_stream *stream, struct snd_dma_buffer *dmab, struct snd_pcm_hw_params *params); +int hda_dsp_iccmax_stream_hw_params(struct snd_sof_dev *sdev, struct hdac_ext_stream *stream, + struct snd_dma_buffer *dmab, + struct snd_pcm_hw_params *params); int hda_dsp_stream_trigger(struct snd_sof_dev *sdev, struct hdac_ext_stream *stream, int cmd); irqreturn_t hda_dsp_stream_threaded_handler(int irq, void *context); |