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