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Diffstat (limited to 'sound/drivers/Kconfig')
| -rw-r--r-- | sound/drivers/Kconfig | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/sound/drivers/Kconfig b/sound/drivers/Kconfig new file mode 100644 index 000000000..be3009746 --- /dev/null +++ b/sound/drivers/Kconfig @@ -0,0 +1,246 @@ +# SPDX-License-Identifier: GPL-2.0-only +config SND_MPU401_UART + tristate + select SND_RAWMIDI + +config SND_OPL3_LIB + tristate + select SND_TIMER + select SND_HWDEP + select SND_SEQ_DEVICE if SND_SEQUENCER != n + +config SND_OPL4_LIB + tristate + select SND_TIMER + select SND_HWDEP + select SND_SEQ_DEVICE if SND_SEQUENCER != n + +# select SEQ stuff to min(SND_SEQUENCER,SND_XXX) +config SND_OPL3_LIB_SEQ + def_tristate SND_SEQUENCER && SND_OPL3_LIB + select SND_SEQ_MIDI_EMUL + select SND_SEQ_MIDI_EVENT + +config SND_OPL4_LIB_SEQ + def_tristate SND_SEQUENCER && SND_OPL4_LIB + select SND_SEQ_MIDI_EMUL + select SND_SEQ_MIDI_EVENT + +config SND_VX_LIB + tristate + select FW_LOADER + select SND_HWDEP + select SND_PCM + +config SND_AC97_CODEC + tristate + select SND_PCM + select AC97_BUS + select SND_VMASTER + +menuconfig SND_DRIVERS + bool "Generic sound devices" + default y + help + Support for generic sound devices. + +if SND_DRIVERS + +config SND_PCSP + tristate "PC-Speaker support (READ HELP!)" + depends on PCSPKR_PLATFORM && X86 && HIGH_RES_TIMERS + depends on INPUT + select SND_PCM + help + If you don't have a sound card in your computer, you can include a + driver for the PC speaker which allows it to act like a primitive + sound card. + This driver also replaces the pcspkr driver for beeps. + + You can compile this as a module which will be called snd-pcsp. + + WARNING: if you already have a soundcard, enabling this + driver may lead to a problem. Namely, it may get loaded + before the other sound driver of yours, making the + pc-speaker a default sound device. Which is likely not + what you want. To make this driver play nicely with other + sound driver, you can add this in a configuration file under + /etc/modprobe.d/ directory: + options snd-pcsp index=2 + + You don't need this driver if you only want your pc-speaker to beep. + You don't need this driver if you have a tablet piezo beeper + in your PC instead of the real speaker. + + Say N if you have a sound card. + Say M if you don't. + Say Y only if you really know what you do. + +config SND_DUMMY + tristate "Dummy (/dev/null) soundcard" + select SND_PCM + help + Say Y here to include the dummy driver. This driver does + nothing, but emulates various mixer controls and PCM devices. + + You don't need this unless you're testing the hardware support + of programs using the ALSA API. + + To compile this driver as a module, choose M here: the module + will be called snd-dummy. + +config SND_ALOOP + tristate "Generic loopback driver (PCM)" + select SND_PCM + select SND_TIMER + help + Say 'Y' or 'M' to include support for the PCM loopback device. + This module returns played samples back to the user space using + the standard ALSA PCM device. The devices are routed 0->1 and + 1->0, where first number is the playback PCM device and second + number is the capture device. Module creates two PCM devices and + configured number of substreams (see the pcm_substreams module + parameter). + + The loopback device allows time synchronization with an external + timing source using the time shift universal control (+-20% + of system time). + + To compile this driver as a module, choose M here: the module + will be called snd-aloop. + +config SND_VIRMIDI + tristate "Virtual MIDI soundcard" + depends on SND_SEQUENCER + select SND_TIMER + select SND_RAWMIDI + select SND_SEQ_VIRMIDI + select SND_SEQ_MIDI_EVENT + help + Say Y here to include the virtual MIDI driver. This driver + allows to connect applications using raw MIDI devices to + sequencer clients. + + If you don't know what MIDI is, say N here. + + To compile this driver as a module, choose M here: the module + will be called snd-virmidi. + +config SND_MTPAV + tristate "MOTU MidiTimePiece AV multiport MIDI" + select SND_RAWMIDI + help + To use a MOTU MidiTimePiece AV multiport MIDI adapter + connected to the parallel port, say Y here and make sure that + the standard parallel port driver isn't used for the port. + + To compile this driver as a module, choose M here: the module + will be called snd-mtpav. + +config SND_MTS64 + tristate "ESI Miditerminal 4140 driver" + depends on PARPORT + select SND_RAWMIDI + help + The ESI Miditerminal 4140 is a 4 In 4 Out MIDI Interface with + additional SMPTE Timecode capabilities for the parallel port. + + Say 'Y' to include support for this device. + + To compile this driver as a module, chose 'M' here: the module + will be called snd-mts64. + +config SND_SERIAL_U16550 + tristate "UART16550 serial MIDI driver" + select SND_RAWMIDI + help + To include support for MIDI serial port interfaces, say Y here + and read <file:Documentation/sound/cards/serial-u16550.rst>. + This driver works with serial UARTs 16550 and better. + + This driver accesses the serial port hardware directly, so + make sure that the standard serial driver isn't used or + deactivated with setserial before loading this driver. + + To compile this driver as a module, choose M here: the module + will be called snd-serial-u16550. + +config SND_SERIAL_GENERIC + tristate "Generic serial MIDI driver" + depends on SERIAL_DEV_BUS + depends on OF + select SND_RAWMIDI + help + To include support for mapping generic serial devices as raw + ALSA MIDI devices, say Y here. The driver only supports setting + the serial port to standard baudrates. To attain the standard MIDI + baudrate of 31.25 kBaud, configure the clock of the underlying serial + device so that a requested 38.4 kBaud will result in the standard speed. + + Use this devicetree binding to configure serial port mapping + <file:Documentation/devicetree/bindings/sound/serial-midi.yaml> + + To compile this driver as a module, choose M here: the module + will be called snd-serial-generic. + +config SND_MPU401 + tristate "Generic MPU-401 UART driver" + select SND_MPU401_UART + help + Say Y here to include support for MIDI ports compatible with + the Roland MPU-401 interface in UART mode. + + To compile this driver as a module, choose M here: the module + will be called snd-mpu401. + +config SND_PORTMAN2X4 + tristate "Portman 2x4 driver" + depends on PARPORT + select SND_RAWMIDI + help + Say Y here to include support for Midiman Portman 2x4 parallel + port MIDI device. + + To compile this driver as a module, choose M here: the module + will be called snd-portman2x4. + +config SND_AC97_POWER_SAVE + bool "AC97 Power-Saving Mode" + depends on SND_AC97_CODEC + default n + help + Say Y here to enable the aggressive power-saving support of + AC97 codecs. In this mode, the power-mode is dynamically + controlled at each open/close. + + The mode is activated by passing 'power_save=X' to the + snd-ac97-codec driver module, where 'X' is the time-out + value, a nonnegative integer that specifies how many + seconds of idle time the driver must count before it may + put the AC97 into power-save mode; a value of 0 (zero) + disables the use of this power-save mode. + + After the snd-ac97-codec driver module has been loaded, + the 'power_save' parameter can be set via sysfs as follows: + + echo 10 > /sys/module/snd_ac97_codec/parameters/power_save + + In this case, the time-out is set to 10 seconds; setting + the time-out to 1 second (the minimum activation value) + isn't recommended because many applications try to reopen + the device frequently. A value of 10 seconds would be a + good choice for normal operations. + + See Documentation/sound/designs/powersave.rst for more details. + +config SND_AC97_POWER_SAVE_DEFAULT + int "Default time-out for AC97 power-save mode" + depends on SND_AC97_POWER_SAVE + default 0 + help + The default time-out value in seconds for AC97 automatic + power-save mode. 0 means to disable the power-save mode. + + See SND_AC97_POWER_SAVE for more details. + +endif # SND_DRIVERS |