1 # SPDX-License-Identifier: GPL-2.0-only <<
2 config SND_MPU401_UART 1 config SND_MPU401_UART
3 tristate !! 2 tristate
4 select SND_RAWMIDI !! 3 select SND_RAWMIDI
5 4
6 config SND_OPL3_LIB 5 config SND_OPL3_LIB
7 tristate 6 tristate
8 select SND_TIMER 7 select SND_TIMER
9 select SND_HWDEP 8 select SND_HWDEP
10 select SND_SEQ_DEVICE if SND_SEQUENCER 9 select SND_SEQ_DEVICE if SND_SEQUENCER != n
11 10
12 config SND_OPL4_LIB 11 config SND_OPL4_LIB
13 tristate 12 tristate
14 select SND_TIMER 13 select SND_TIMER
15 select SND_HWDEP 14 select SND_HWDEP
16 select SND_SEQ_DEVICE if SND_SEQUENCER 15 select SND_SEQ_DEVICE if SND_SEQUENCER != n
17 16
18 # select SEQ stuff to min(SND_SEQUENCER,SND_XX 17 # select SEQ stuff to min(SND_SEQUENCER,SND_XXX)
19 config SND_OPL3_LIB_SEQ 18 config SND_OPL3_LIB_SEQ
20 def_tristate SND_SEQUENCER && SND_OPL3 19 def_tristate SND_SEQUENCER && SND_OPL3_LIB
21 select SND_SEQ_MIDI_EMUL 20 select SND_SEQ_MIDI_EMUL
22 select SND_SEQ_MIDI_EVENT 21 select SND_SEQ_MIDI_EVENT
23 22
24 config SND_OPL4_LIB_SEQ 23 config SND_OPL4_LIB_SEQ
25 def_tristate SND_SEQUENCER && SND_OPL4 24 def_tristate SND_SEQUENCER && SND_OPL4_LIB
26 select SND_SEQ_MIDI_EMUL 25 select SND_SEQ_MIDI_EMUL
27 select SND_SEQ_MIDI_EVENT 26 select SND_SEQ_MIDI_EVENT
28 27
29 config SND_VX_LIB 28 config SND_VX_LIB
30 tristate 29 tristate
31 select FW_LOADER 30 select FW_LOADER
32 select SND_HWDEP 31 select SND_HWDEP
33 select SND_PCM 32 select SND_PCM
34 33
35 config SND_AC97_CODEC 34 config SND_AC97_CODEC
36 tristate 35 tristate
37 select SND_PCM 36 select SND_PCM
38 select AC97_BUS 37 select AC97_BUS
39 select SND_VMASTER 38 select SND_VMASTER
40 39
41 menuconfig SND_DRIVERS 40 menuconfig SND_DRIVERS
42 bool "Generic sound devices" 41 bool "Generic sound devices"
43 default y 42 default y
44 help 43 help
45 Support for generic sound devices. 44 Support for generic sound devices.
46 45
47 if SND_DRIVERS 46 if SND_DRIVERS
48 47
49 config SND_PCSP 48 config SND_PCSP
50 tristate "PC-Speaker support (READ HEL 49 tristate "PC-Speaker support (READ HELP!)"
51 depends on PCSPKR_PLATFORM && X86 && H 50 depends on PCSPKR_PLATFORM && X86 && HIGH_RES_TIMERS
52 depends on INPUT 51 depends on INPUT
53 select SND_PCM 52 select SND_PCM
54 help 53 help
55 If you don't have a sound card in yo 54 If you don't have a sound card in your computer, you can include a
56 driver for the PC speaker which allo 55 driver for the PC speaker which allows it to act like a primitive
57 sound card. 56 sound card.
58 This driver also replaces the pcspkr 57 This driver also replaces the pcspkr driver for beeps.
59 58
60 You can compile this as a module whi 59 You can compile this as a module which will be called snd-pcsp.
61 60
62 WARNING: if you already have a sound 61 WARNING: if you already have a soundcard, enabling this
63 driver may lead to a problem. Namely 62 driver may lead to a problem. Namely, it may get loaded
64 before the other sound driver of you 63 before the other sound driver of yours, making the
65 pc-speaker a default sound device. W 64 pc-speaker a default sound device. Which is likely not
66 what you want. To make this driver p 65 what you want. To make this driver play nicely with other
67 sound driver, you can add this in a 66 sound driver, you can add this in a configuration file under
68 /etc/modprobe.d/ directory: 67 /etc/modprobe.d/ directory:
69 options snd-pcsp index=2 68 options snd-pcsp index=2
70 69
71 You don't need this driver if you on 70 You don't need this driver if you only want your pc-speaker to beep.
72 You don't need this driver if you ha 71 You don't need this driver if you have a tablet piezo beeper
73 in your PC instead of the real speak 72 in your PC instead of the real speaker.
74 73
75 Say N if you have a sound card. 74 Say N if you have a sound card.
76 Say M if you don't. 75 Say M if you don't.
77 Say Y only if you really know what y 76 Say Y only if you really know what you do.
78 77
79 config SND_DUMMY 78 config SND_DUMMY
80 tristate "Dummy (/dev/null) soundcard" 79 tristate "Dummy (/dev/null) soundcard"
81 select SND_PCM 80 select SND_PCM
82 help 81 help
83 Say Y here to include the dummy driv 82 Say Y here to include the dummy driver. This driver does
84 nothing, but emulates various mixer 83 nothing, but emulates various mixer controls and PCM devices.
85 84
86 You don't need this unless you're te 85 You don't need this unless you're testing the hardware support
87 of programs using the ALSA API. 86 of programs using the ALSA API.
88 87
89 To compile this driver as a module, 88 To compile this driver as a module, choose M here: the module
90 will be called snd-dummy. 89 will be called snd-dummy.
91 90
92 config SND_ALOOP 91 config SND_ALOOP
93 tristate "Generic loopback driver (PCM !! 92 tristate "Generic loopback driver (PCM)"
94 select SND_PCM !! 93 select SND_PCM
95 select SND_TIMER !! 94 help
96 help !! 95 Say 'Y' or 'M' to include support for the PCM loopback device.
97 Say 'Y' or 'M' to include support fo <<
98 This module returns played samples b 96 This module returns played samples back to the user space using
99 the standard ALSA PCM device. The de 97 the standard ALSA PCM device. The devices are routed 0->1 and
100 1->0, where first number is the play !! 98 1->0, where first number is the playback PCM device and second
101 number is the capture device. Module 99 number is the capture device. Module creates two PCM devices and
102 configured number of substreams (see 100 configured number of substreams (see the pcm_substreams module
103 parameter). !! 101 parameter).
104 102
105 The loopback device allows time sync !! 103 The loopback device allows time sychronization with an external
106 timing source using the time shift u 104 timing source using the time shift universal control (+-20%
107 of system time). 105 of system time).
108 106
109 To compile this driver as a module, 107 To compile this driver as a module, choose M here: the module
110 will be called snd-aloop. 108 will be called snd-aloop.
111 109
112 config SND_PCMTEST <<
113 tristate "Virtual PCM test driver" <<
114 depends on DEBUG_FS <<
115 select SND_PCM <<
116 help <<
117 Say 'Y' or 'M' to include support fo <<
118 This driver is aimed at extended tes <<
119 which use the ALSA API, as well as t <<
120 <<
121 It can generate random or pattern-ba <<
122 check the playback stream for contai <<
123 time delays during capture/playback, <<
124 to perform the PCM middle layer test <<
125 PCM callbacks. It supports both inte <<
126 modes. You can find the correspondin <<
127 selftests folder. <<
128 <<
129 config SND_VIRMIDI 110 config SND_VIRMIDI
130 tristate "Virtual MIDI soundcard" 111 tristate "Virtual MIDI soundcard"
131 depends on SND_SEQUENCER 112 depends on SND_SEQUENCER
132 select SND_TIMER 113 select SND_TIMER
133 select SND_RAWMIDI 114 select SND_RAWMIDI
134 select SND_SEQ_VIRMIDI 115 select SND_SEQ_VIRMIDI
135 select SND_SEQ_MIDI_EVENT 116 select SND_SEQ_MIDI_EVENT
136 help 117 help
137 Say Y here to include the virtual MI 118 Say Y here to include the virtual MIDI driver. This driver
138 allows to connect applications using 119 allows to connect applications using raw MIDI devices to
139 sequencer clients. 120 sequencer clients.
140 121
141 If you don't know what MIDI is, say 122 If you don't know what MIDI is, say N here.
142 123
143 To compile this driver as a module, 124 To compile this driver as a module, choose M here: the module
144 will be called snd-virmidi. 125 will be called snd-virmidi.
145 126
146 config SND_MTPAV 127 config SND_MTPAV
147 tristate "MOTU MidiTimePiece AV multip 128 tristate "MOTU MidiTimePiece AV multiport MIDI"
148 depends on HAS_IOPORT <<
149 select SND_RAWMIDI 129 select SND_RAWMIDI
150 help 130 help
151 To use a MOTU MidiTimePiece AV multi 131 To use a MOTU MidiTimePiece AV multiport MIDI adapter
152 connected to the parallel port, say 132 connected to the parallel port, say Y here and make sure that
153 the standard parallel port driver is 133 the standard parallel port driver isn't used for the port.
154 134
155 To compile this driver as a module, 135 To compile this driver as a module, choose M here: the module
156 will be called snd-mtpav. 136 will be called snd-mtpav.
157 137
158 config SND_MTS64 138 config SND_MTS64
159 tristate "ESI Miditerminal 4140 driver 139 tristate "ESI Miditerminal 4140 driver"
160 depends on PARPORT 140 depends on PARPORT
161 select SND_RAWMIDI 141 select SND_RAWMIDI
162 help 142 help
163 The ESI Miditerminal 4140 is a 4 In 143 The ESI Miditerminal 4140 is a 4 In 4 Out MIDI Interface with
164 additional SMPTE Timecode capabiliti !! 144 additional SMPTE Timecode capabilities for the parallel port.
165 145
166 Say 'Y' to include support for this 146 Say 'Y' to include support for this device.
167 147
168 To compile this driver as a module, 148 To compile this driver as a module, chose 'M' here: the module
169 will be called snd-mts64. !! 149 will be called snd-mts64.
170 150
171 config SND_SERIAL_U16550 151 config SND_SERIAL_U16550
172 tristate "UART16550 serial MIDI driver 152 tristate "UART16550 serial MIDI driver"
173 depends on HAS_IOPORT <<
174 select SND_RAWMIDI 153 select SND_RAWMIDI
175 help 154 help
176 To include support for MIDI serial p 155 To include support for MIDI serial port interfaces, say Y here
177 and read <file:Documentation/sound/c 156 and read <file:Documentation/sound/cards/serial-u16550.rst>.
178 This driver works with serial UARTs 157 This driver works with serial UARTs 16550 and better.
179 158
180 This driver accesses the serial port 159 This driver accesses the serial port hardware directly, so
181 make sure that the standard serial d 160 make sure that the standard serial driver isn't used or
182 deactivated with setserial before lo 161 deactivated with setserial before loading this driver.
183 162
184 To compile this driver as a module, 163 To compile this driver as a module, choose M here: the module
185 will be called snd-serial-u16550. 164 will be called snd-serial-u16550.
186 165
187 config SND_SERIAL_GENERIC <<
188 tristate "Generic serial MIDI driver" <<
189 depends on SERIAL_DEV_BUS <<
190 depends on OF <<
191 select SND_RAWMIDI <<
192 help <<
193 To include support for mapping gener <<
194 ALSA MIDI devices, say Y here. The d <<
195 the serial port to standard baudrate <<
196 baudrate of 31.25 kBaud, configure t <<
197 device so that a requested 38.4 kBau <<
198 <<
199 Use this devicetree binding to confi <<
200 <file:Documentation/devicetree/bindi <<
201 <<
202 To compile this driver as a module, <<
203 will be called snd-serial-generic. <<
204 <<
205 config SND_MPU401 166 config SND_MPU401
206 tristate "Generic MPU-401 UART driver" 167 tristate "Generic MPU-401 UART driver"
207 depends on HAS_IOPORT <<
208 select SND_MPU401_UART 168 select SND_MPU401_UART
209 help 169 help
210 Say Y here to include support for MI 170 Say Y here to include support for MIDI ports compatible with
211 the Roland MPU-401 interface in UART 171 the Roland MPU-401 interface in UART mode.
212 172
213 To compile this driver as a module, 173 To compile this driver as a module, choose M here: the module
214 will be called snd-mpu401. 174 will be called snd-mpu401.
215 175
216 config SND_PORTMAN2X4 176 config SND_PORTMAN2X4
217 tristate "Portman 2x4 driver" 177 tristate "Portman 2x4 driver"
218 depends on PARPORT 178 depends on PARPORT
219 select SND_RAWMIDI 179 select SND_RAWMIDI
220 help 180 help
221 Say Y here to include support for Mi 181 Say Y here to include support for Midiman Portman 2x4 parallel
222 port MIDI device. 182 port MIDI device.
223 183
224 To compile this driver as a module, 184 To compile this driver as a module, choose M here: the module
225 will be called snd-portman2x4. 185 will be called snd-portman2x4.
>> 186
>> 187 config SND_ML403_AC97CR
>> 188 tristate "Xilinx ML403 AC97 Controller Reference"
>> 189 depends on XILINX_VIRTEX
>> 190 select SND_AC97_CODEC
>> 191 help
>> 192 Say Y here to include support for the
>> 193 opb_ac97_controller_ref_v1_00_a ip core found in Xilinx's ML403
>> 194 reference design.
>> 195
>> 196 To compile this driver as a module, choose M here: the module
>> 197 will be called snd-ml403_ac97cr.
226 198
227 config SND_AC97_POWER_SAVE 199 config SND_AC97_POWER_SAVE
228 bool "AC97 Power-Saving Mode" 200 bool "AC97 Power-Saving Mode"
229 depends on SND_AC97_CODEC 201 depends on SND_AC97_CODEC
230 default n 202 default n
231 help 203 help
232 Say Y here to enable the aggressive 204 Say Y here to enable the aggressive power-saving support of
233 AC97 codecs. In this mode, the powe 205 AC97 codecs. In this mode, the power-mode is dynamically
234 controlled at each open/close. 206 controlled at each open/close.
235 207
236 The mode is activated by passing 'po 208 The mode is activated by passing 'power_save=X' to the
237 snd-ac97-codec driver module, where 209 snd-ac97-codec driver module, where 'X' is the time-out
238 value, a nonnegative integer that sp 210 value, a nonnegative integer that specifies how many
239 seconds of idle time the driver must 211 seconds of idle time the driver must count before it may
240 put the AC97 into power-save mode; 212 put the AC97 into power-save mode; a value of 0 (zero)
241 disables the use of this power-save 213 disables the use of this power-save mode.
242 214
243 After the snd-ac97-codec driver modu 215 After the snd-ac97-codec driver module has been loaded,
244 the 'power_save' parameter can be se 216 the 'power_save' parameter can be set via sysfs as follows:
245 217
246 echo 10 > /sys/module/snd_ac97_cod 218 echo 10 > /sys/module/snd_ac97_codec/parameters/power_save
247 219
248 In this case, the time-out is set to 220 In this case, the time-out is set to 10 seconds; setting
249 the time-out to 1 second (the minimu 221 the time-out to 1 second (the minimum activation value)
250 isn't recommended because many appli 222 isn't recommended because many applications try to reopen
251 the device frequently. A value of 1 223 the device frequently. A value of 10 seconds would be a
252 good choice for normal operations. 224 good choice for normal operations.
253 225
254 See Documentation/sound/designs/powe 226 See Documentation/sound/designs/powersave.rst for more details.
255 227
256 config SND_AC97_POWER_SAVE_DEFAULT 228 config SND_AC97_POWER_SAVE_DEFAULT
257 int "Default time-out for AC97 power-s 229 int "Default time-out for AC97 power-save mode"
258 depends on SND_AC97_POWER_SAVE 230 depends on SND_AC97_POWER_SAVE
259 default 0 231 default 0
260 help 232 help
261 The default time-out value in second 233 The default time-out value in seconds for AC97 automatic
262 power-save mode. 0 means to disable 234 power-save mode. 0 means to disable the power-save mode.
263 235
264 See SND_AC97_POWER_SAVE for more det 236 See SND_AC97_POWER_SAVE for more details.
265 237
266 endif # SND_DRIVERS 238 endif # SND_DRIVERS
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