diff options
Diffstat (limited to 'sound/pci/hda/Kconfig')
| -rw-r--r-- | sound/pci/hda/Kconfig | 58 |
1 files changed, 49 insertions, 9 deletions
diff --git a/sound/pci/hda/Kconfig b/sound/pci/hda/Kconfig index ab9d2746e804..a8e8cf98befa 100644 --- a/sound/pci/hda/Kconfig +++ b/sound/pci/hda/Kconfig @@ -91,6 +91,45 @@ config SND_HDA_PATCH_LOADER start up. The "patch" file can be specified via patch module option, such as patch=hda-init. +config SND_HDA_SCODEC_CS35L41 + tristate + select SND_HDA_GENERIC + select REGMAP_IRQ + +config SND_HDA_CS_DSP_CONTROLS + tristate + select CS_DSP + +config SND_HDA_SCODEC_CS35L41_I2C + tristate "Build CS35L41 HD-audio side codec support for I2C Bus" + depends on I2C + depends on ACPI + depends on SND_SOC + select SND_SOC_CS35L41_LIB + select SND_HDA_SCODEC_CS35L41 + select SND_HDA_CS_DSP_CONTROLS + help + Say Y or M here to include CS35L41 I2C HD-audio side codec support + in snd-hda-intel driver, such as ALC287. + +comment "Set to Y if you want auto-loading the side codec driver" + depends on SND_HDA=y && SND_HDA_SCODEC_CS35L41_I2C=m + +config SND_HDA_SCODEC_CS35L41_SPI + tristate "Build CS35L41 HD-audio codec support for SPI Bus" + depends on SPI_MASTER + depends on ACPI + depends on SND_SOC + select SND_SOC_CS35L41_LIB + select SND_HDA_SCODEC_CS35L41 + select SND_HDA_CS_DSP_CONTROLS + help + Say Y or M here to include CS35L41 SPI HD-audio side codec support + in snd-hda-intel driver, such as ALC287. + +comment "Set to Y if you want auto-loading the side codec driver" + depends on SND_HDA=y && SND_HDA_SCODEC_CS35L41_SPI=m + config SND_HDA_CODEC_REALTEK tristate "Build Realtek HD-audio codec support" select SND_HDA_GENERIC @@ -252,15 +291,16 @@ config SND_HDA_INTEL_HDMI_SILENT_STREAM bool "Enable Silent Stream always for HDMI" depends on SND_HDA_INTEL help - Intel hardware has a feature called 'silent stream', that - keeps external HDMI receiver's analog circuitry powered on - avoiding 2-3 sec silence during playback start. This mechanism - relies on setting channel_id as 0xf, sending info packet and - preventing codec D3 entry (increasing platform static power - consumption when HDMI receiver is plugged-in). 2-3 sec silence - at the playback start is expected whenever there is format change. - (default is 2 channel format). - Say Y to enable Silent Stream feature. + Say Y to enable HD-Audio Keep Alive (KAE) aka Silent Stream + for HDMI on hardware that supports the feature. + + When enabled, the HDMI/DisplayPort codec will continue to provide + a continuous clock and a valid but silent data stream to + any connected external receiver. This allows to avoid gaps + at start of playback. Many receivers require multiple seconds + to start playing audio after the clock has been stopped. + This feature can impact power consumption as resources + are kept reserved both at transmitter and receiver. endif |