1 menuconfig SND_HDA_INTEL
2 tristate "Intel HD Audio"
7 Say Y here to include support for Intel "High Definition
8 Audio" (Azalia) and its compatible devices.
10 This option enables the HD-audio controller. Don't forget
11 to choose the appropriate codec options below.
13 To compile this driver as a module, choose M here: the module
14 will be called snd-hda-intel.
18 config SND_HDA_PREALLOC_SIZE
19 int "Pre-allocated buffer size for HD-audio driver"
23 Specifies the default pre-allocated buffer-size in kB for the
24 HD-audio driver. A larger buffer (e.g. 2048) is preferred
25 for systems using PulseAudio. The default 64 is chosen just
26 for compatibility reasons.
28 Note that the pre-allocation size can be changed dynamically
29 via a proc file (/proc/asound/card*/pcm*/sub*/prealloc), too.
32 bool "Build hwdep interface for HD-audio driver"
35 Say Y here to build a hwdep interface for HD-audio driver.
36 This interface can be used for out-of-band communication
37 with codecs for debugging purposes.
39 config SND_HDA_RECONFIG
40 bool "Allow dynamic codec reconfiguration"
41 depends on SND_HDA_HWDEP
43 Say Y here to enable the HD-audio codec re-configuration feature.
44 This adds the sysfs interfaces to allow user to clear the whole
45 codec configuration, change the codec setup, add extra verbs,
46 and re-configure the codec dynamically.
48 config SND_HDA_INPUT_BEEP
49 bool "Support digital beep via input layer"
50 depends on INPUT=y || INPUT=SND_HDA_INTEL
52 Say Y here to build a digital beep interface for HD-audio
53 driver. This interface is used to generate digital beeps.
55 config SND_HDA_INPUT_BEEP_MODE
56 int "Digital beep registration mode (0=off, 1=on)"
57 depends on SND_HDA_INPUT_BEEP=y
61 Set 0 to disable the digital beep interface for HD-audio by default.
62 Set 1 to always enable the digital beep interface for HD-audio by
65 config SND_HDA_INPUT_JACK
66 bool "Support jack plugging notification via input layer"
67 depends on INPUT=y || INPUT=SND
70 Say Y here to enable the jack plugging notification via
73 config SND_HDA_PATCH_LOADER
74 bool "Support initialization patch loading for HD-audio"
77 select SND_HDA_RECONFIG
79 Say Y here to allow the HD-audio driver to load a pseudo
80 firmware file ("patch") for overriding the BIOS setup at
81 start up. The "patch" file can be specified via patch module
82 option, such as patch=hda-init.
84 This option turns on hwdep and reconfig features automatically.
86 config SND_HDA_CODEC_REALTEK
87 bool "Build Realtek HD-audio codec support"
89 select SND_HDA_GENERIC
91 Say Y here to include Realtek HD-audio codec support in
92 snd-hda-intel driver, such as ALC880.
94 When the HD-audio driver is built as a module, the codec
95 support code is also built as another module,
96 snd-hda-codec-realtek.
97 This module is automatically loaded at probing.
99 config SND_HDA_CODEC_ANALOG
100 bool "Build Analog Device HD-audio codec support"
102 select SND_HDA_GENERIC
104 Say Y here to include Analog Device HD-audio codec support in
105 snd-hda-intel driver, such as AD1986A.
107 When the HD-audio driver is built as a module, the codec
108 support code is also built as another module,
109 snd-hda-codec-analog.
110 This module is automatically loaded at probing.
112 config SND_HDA_CODEC_SIGMATEL
113 bool "Build IDT/Sigmatel HD-audio codec support"
115 select SND_HDA_GENERIC
117 Say Y here to include IDT (Sigmatel) HD-audio codec support in
118 snd-hda-intel driver, such as STAC9200.
120 When the HD-audio driver is built as a module, the codec
121 support code is also built as another module,
123 This module is automatically loaded at probing.
125 config SND_HDA_CODEC_VIA
126 bool "Build VIA HD-audio codec support"
128 select SND_HDA_GENERIC
130 Say Y here to include VIA HD-audio codec support in
131 snd-hda-intel driver, such as VT1708.
133 When the HD-audio driver is built as a module, the codec
134 support code is also built as another module,
136 This module is automatically loaded at probing.
138 config SND_HDA_CODEC_HDMI
139 bool "Build HDMI/DisplayPort HD-audio codec support"
140 select SND_DYNAMIC_MINORS
143 Say Y here to include HDMI and DisplayPort HD-audio codec
144 support in snd-hda-intel driver. This includes all AMD/ATI,
145 Intel and Nvidia HDMI/DisplayPort codecs.
147 When the HD-audio driver is built as a module, the codec
148 support code is also built as another module,
150 This module is automatically loaded at probing.
152 config SND_HDA_CODEC_CIRRUS
153 bool "Build Cirrus Logic codec support"
155 select SND_HDA_GENERIC
157 Say Y here to include Cirrus Logic codec support in
158 snd-hda-intel driver, such as CS4206.
160 When the HD-audio driver is built as a module, the codec
161 support code is also built as another module,
162 snd-hda-codec-cirrus.
163 This module is automatically loaded at probing.
165 config SND_HDA_CODEC_CONEXANT
166 bool "Build Conexant HD-audio codec support"
168 select SND_HDA_GENERIC
170 Say Y here to include Conexant HD-audio codec support in
171 snd-hda-intel driver, such as CX20549.
173 When the HD-audio driver is built as a module, the codec
174 support code is also built as another module,
175 snd-hda-codec-conexant.
176 This module is automatically loaded at probing.
178 config SND_HDA_CODEC_CA0110
179 bool "Build Creative CA0110-IBG codec support"
181 select SND_HDA_GENERIC
183 Say Y here to include Creative CA0110-IBG codec support in
184 snd-hda-intel driver, found on some Creative X-Fi cards.
186 When the HD-audio driver is built as a module, the codec
187 support code is also built as another module,
188 snd-hda-codec-ca0110.
189 This module is automatically loaded at probing.
191 config SND_HDA_CODEC_CA0132
192 bool "Build Creative CA0132 codec support"
195 Say Y here to include Creative CA0132 codec support in
196 snd-hda-intel driver.
198 When the HD-audio driver is built as a module, the codec
199 support code is also built as another module,
200 snd-hda-codec-ca0132.
201 This module is automatically loaded at probing.
203 config SND_HDA_CODEC_CMEDIA
204 bool "Build C-Media HD-audio codec support"
206 select SND_HDA_GENERIC
208 Say Y here to include C-Media HD-audio codec support in
209 snd-hda-intel driver, such as CMI9880.
211 When the HD-audio driver is built as a module, the codec
212 support code is also built as another module,
213 snd-hda-codec-cmedia.
214 This module is automatically loaded at probing.
216 config SND_HDA_CODEC_SI3054
217 bool "Build Silicon Labs 3054 HD-modem codec support"
220 Say Y here to include Silicon Labs 3054 HD-modem codec
221 (and compatibles) support in snd-hda-intel driver.
223 When the HD-audio driver is built as a module, the codec
224 support code is also built as another module,
225 snd-hda-codec-si3054.
226 This module is automatically loaded at probing.
228 config SND_HDA_GENERIC
229 bool "Enable generic HD-audio codec parser"
232 Say Y here to enable the generic HD-audio codec parser
233 in snd-hda-intel driver.
235 config SND_HDA_POWER_SAVE_DEFAULT
236 int "Default time-out for HD-audio power-save mode"
240 The default time-out value in seconds for HD-audio automatic
241 power-save mode. 0 means to disable the power-save mode.