linux-vybrid_public/sound/pci/hda/Kconfig

menuconfig SND_HDA_INTEL
	tristate "Intel HD Audio"
	select SND_PCM
	select SND_VMASTER
	select SND_KCTL_JACK
	help
	  Say Y here to include support for Intel "High Definition
	  Audio" (Azalia) and its compatible devices.

	  This option enables the HD-audio controller.  Don't forget
	  to choose the appropriate codec options below.

	  To compile this driver as a module, choose M here: the module
	  will be called snd-hda-intel.

if SND_HDA_INTEL

config SND_HDA_PREALLOC_SIZE
	int "Pre-allocated buffer size for HD-audio driver"
	range 0 32768
	default 64
	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.

	  Note that the pre-allocation size can be changed dynamically
	  via a proc file (/proc/asound/card*/pcm*/sub*/prealloc), too.

config SND_HDA_HWDEP
	bool "Build hwdep interface for HD-audio driver"
	select SND_HWDEP
	help
	  Say Y here to build a hwdep interface for HD-audio driver.
	  This interface can be used for out-of-band communication
	  with codecs for debugging purposes.

config SND_HDA_RECONFIG
	bool "Allow dynamic codec reconfiguration (EXPERIMENTAL)"
	depends on SND_HDA_HWDEP && EXPERIMENTAL
	help
	  Say Y here to enable the HD-audio codec re-configuration feature.
	  This adds the sysfs interfaces to allow user to clear the whole
	  codec configuration, change the codec setup, add extra verbs,
	  and re-configure the codec dynamically.

config SND_HDA_INPUT_BEEP
	bool "Support digital beep via input layer"
	depends on INPUT=y || INPUT=SND_HDA_INTEL
	help
	  Say Y here to build a digital beep interface for HD-audio
	  driver. This interface is used to generate digital beeps.

config SND_HDA_INPUT_BEEP_MODE
	int "Digital beep registration mode (0=off, 1=on, 2=mute sw on/off)"
	depends on SND_HDA_INPUT_BEEP=y
	default "1"
	range 0 2
	help
	  Set 0 to disable the digital beep interface for HD-audio by default.
	  Set 1 to always enable the digital beep interface for HD-audio by
	  default. Set 2 to control the beep device registration to input
	  layer using a "Beep Switch" in mixer applications.

config SND_HDA_INPUT_JACK
	bool "Support jack plugging notification via input layer"
	depends on INPUT=y || INPUT=SND
	select SND_JACK
	help
	  Say Y here to enable the jack plugging notification via
	  input layer.

config SND_HDA_PATCH_LOADER
	bool "Support initialization patch loading for HD-audio"
	depends on EXPERIMENTAL
	select FW_LOADER
	select SND_HDA_HWDEP
	select SND_HDA_RECONFIG
	help
	  Say Y here to allow the HD-audio driver to load a pseudo
	  firmware file ("patch") for overriding the BIOS setup at
	  start up.  The "patch" file can be specified via patch module
	  option, such as patch=hda-init.

	  This option turns on hwdep and reconfig features automatically.

config SND_HDA_CODEC_REALTEK
	bool "Build Realtek HD-audio codec support"
	default y
	help
	  Say Y here to include Realtek HD-audio codec support in
	  snd-hda-intel driver, such as ALC880.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-realtek.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_ANALOG
	bool "Build Analog Device HD-audio codec support"
	default y
	help
	  Say Y here to include Analog Device HD-audio codec support in
	  snd-hda-intel driver, such as AD1986A.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-analog.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_SIGMATEL
	bool "Build IDT/Sigmatel HD-audio codec support"
	default y
	help
	  Say Y here to include IDT (Sigmatel) HD-audio codec support in
	  snd-hda-intel driver, such as STAC9200.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-idt.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_VIA
	bool "Build VIA HD-audio codec support"
	default y
	help
	  Say Y here to include VIA HD-audio codec support in
	  snd-hda-intel driver, such as VT1708.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-via.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_HDMI
	bool "Build HDMI/DisplayPort HD-audio codec support"
	select SND_DYNAMIC_MINORS
	default y
	help
	  Say Y here to include HDMI and DisplayPort HD-audio codec
	  support in snd-hda-intel driver.  This includes all AMD/ATI,
	  Intel and Nvidia HDMI/DisplayPort codecs.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-hdmi.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_CIRRUS
	bool "Build Cirrus Logic codec support"
	depends on SND_HDA_INTEL
	default y
	help
	  Say Y here to include Cirrus Logic codec support in
	  snd-hda-intel driver, such as CS4206.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-cirrus.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_CONEXANT
	bool "Build Conexant HD-audio codec support"
	default y
	help
	  Say Y here to include Conexant HD-audio codec support in
	  snd-hda-intel driver, such as CX20549.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-conexant.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_CA0110
	bool "Build Creative CA0110-IBG codec support"
	depends on SND_HDA_INTEL
	default y
	help
	  Say Y here to include Creative CA0110-IBG codec support in
	  snd-hda-intel driver, found on some Creative X-Fi cards.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-ca0110.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_CA0132
	bool "Build Creative CA0132 codec support"
	depends on SND_HDA_INTEL
	default y
	help
	  Say Y here to include Creative CA0132 codec support in
	  snd-hda-intel driver.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-ca0132.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_CMEDIA
	bool "Build C-Media HD-audio codec support"
	default y
	help
	  Say Y here to include C-Media HD-audio codec support in
	  snd-hda-intel driver, such as CMI9880.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-cmedia.
	  This module is automatically loaded at probing.

config SND_HDA_CODEC_SI3054
	bool "Build Silicon Labs 3054 HD-modem codec support"
	default y
	help
	  Say Y here to include Silicon Labs 3054 HD-modem codec
	  (and compatibles) support in snd-hda-intel driver.

	  When the HD-audio driver is built as a module, the codec
	  support code is also built as another module,
	  snd-hda-codec-si3054.
	  This module is automatically loaded at probing.

config SND_HDA_GENERIC
	bool "Enable generic HD-audio codec parser"
	default y
	help
	  Say Y here to enable the generic HD-audio codec parser
	  in snd-hda-intel driver.

config SND_HDA_POWER_SAVE
	bool "Aggressive power-saving on HD-audio"
	depends on PM
	help
	  Say Y here to enable more aggressive power-saving mode on
	  HD-audio driver.  The power-saving timeout can be configured
	  via power_save option or over sysfs on-the-fly.

config SND_HDA_POWER_SAVE_DEFAULT
	int "Default time-out for HD-audio power-save mode"
	depends on SND_HDA_POWER_SAVE
	default 0
	help
	  The default time-out value in seconds for HD-audio automatic
	  power-save mode.  0 means to disable the power-save mode.

endif