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- # SPDX-License-Identifier: GPL-2.0-only
- config SND_HDA_CORE
- tristate
- select REGMAP
- config SND_HDA_DSP_LOADER
- bool
- config SND_HDA_ALIGNED_MMIO
- bool
- config SND_HDA_COMPONENT
- bool
- config SND_HDA_I915
- bool
- select SND_HDA_COMPONENT
- config SND_HDA_EXT_CORE
- tristate
- select SND_HDA_CORE
- config SND_HDA_PREALLOC_SIZE
- int "Pre-allocated buffer size for HD-audio driver" if !SND_DMA_SGBUF
- range 0 32768
- default 0 if SND_DMA_SGBUF
- default 64 if !SND_DMA_SGBUF
- help
- Specifies the default pre-allocated buffer-size in kB for the
- HD-audio driver. A larger buffer (e.g. 2048) is preferred
- for systems using PulseAudio. The default 64 is chosen just
- for compatibility reasons.
- On x86 systems, the default is zero as we need no preallocation.
- Note that the pre-allocation size can be changed dynamically
- via a proc file (/proc/asound/card*/pcm*/sub*/prealloc), too.
- config SND_INTEL_NHLT
- bool
- # this config should be selected only for Intel ACPI platforms.
- # A fallback is provided so that the code compiles in all cases.
- config SND_INTEL_DSP_CONFIG
- tristate
- select SND_INTEL_NHLT if ACPI
- select SND_INTEL_SOUNDWIRE_ACPI if ACPI
- # this config should be selected only for Intel DSP platforms.
- # A fallback is provided so that the code compiles in all cases.
- config SND_INTEL_SOUNDWIRE_ACPI
- tristate
- config SND_INTEL_BYT_PREFER_SOF
- bool "Prefer SOF driver over SST on BY/CHT platforms"
- depends on SND_SST_ATOM_HIFI2_PLATFORM_ACPI && SND_SOC_SOF_BAYTRAIL
- default n
- help
- The kernel has 2 drivers for the Low Power Engine audio-block on
- Bay- and Cherry-Trail SoCs. The old SST driver and the new SOF
- driver. If both drivers are enabled then the kernel will default
- to using the old SST driver, unless told otherwise through the
- snd_intel_dspcfg.dsp_driver module-parameter.
- Set this option to Y to make the kernel default to the new SOF
- driver instead.
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