diff options
Diffstat (limited to 'sound/soc/sof/intel/hda.h')
| -rw-r--r-- | sound/soc/sof/intel/hda.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h index b74a472435b5..22bd9c3c8216 100644 --- a/sound/soc/sof/intel/hda.h +++ b/sound/soc/sof/intel/hda.h @@ -495,6 +495,15 @@ struct sof_intel_hda_dev { int boot_iteration; + /* + * DMA buffers for base firmware download. By default the buffers are + * allocated once and kept through the lifetime of the driver. + * See module parameter: persistent_cl_buffer + */ + struct snd_dma_buffer cl_dmab; + bool cl_dmab_contains_basefw; + struct snd_dma_buffer iccmax_dmab; + struct hda_bus hbus; /* hw config */ @@ -714,11 +723,12 @@ int hda_cl_copy_fw(struct snd_sof_dev *sdev, struct hdac_ext_stream *hext_stream struct hdac_ext_stream *hda_cl_prepare(struct device *dev, unsigned int format, unsigned int size, struct snd_dma_buffer *dmab, - int direction, bool is_iccmax); + bool persistent_buffer, int direction, + bool is_iccmax); int hda_cl_trigger(struct device *dev, struct hdac_ext_stream *hext_stream, int cmd); int hda_cl_cleanup(struct device *dev, struct snd_dma_buffer *dmab, - struct hdac_ext_stream *hext_stream); + bool persistent_buffer, struct hdac_ext_stream *hext_stream); int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot); #define HDA_CL_STREAM_FORMAT 0x40 |