1menuconfig SND_HDA_INTEL 2 tristate "Intel HD Audio" 3 select SND_PCM 4 select SND_VMASTER 5 select SND_KCTL_JACK 6 help 7 Say Y here to include support for Intel "High Definition 8 Audio" (Azalia) and its compatible devices. 9 10 This option enables the HD-audio controller. Don't forget 11 to choose the appropriate codec options below. 12 13 To compile this driver as a module, choose M here: the module 14 will be called snd-hda-intel. 15 16if SND_HDA_INTEL 17 18config SND_HDA_DSP_LOADER 19 bool 20 21config SND_HDA_PREALLOC_SIZE 22 int "Pre-allocated buffer size for HD-audio driver" 23 range 0 32768 24 default 64 25 help 26 Specifies the default pre-allocated buffer-size in kB for the 27 HD-audio driver. A larger buffer (e.g. 2048) is preferred 28 for systems using PulseAudio. The default 64 is chosen just 29 for compatibility reasons. 30 31 Note that the pre-allocation size can be changed dynamically 32 via a proc file (/proc/asound/card*/pcm*/sub*/prealloc), too. 33 34config SND_HDA_HWDEP 35 bool "Build hwdep interface for HD-audio driver" 36 select SND_HWDEP 37 help 38 Say Y here to build a hwdep interface for HD-audio driver. 39 This interface can be used for out-of-band communication 40 with codecs for debugging purposes. 41 42config SND_HDA_RECONFIG 43 bool "Allow dynamic codec reconfiguration" 44 depends on SND_HDA_HWDEP 45 help 46 Say Y here to enable the HD-audio codec re-configuration feature. 47 This adds the sysfs interfaces to allow user to clear the whole 48 codec configuration, change the codec setup, add extra verbs, 49 and re-configure the codec dynamically. 50 51config SND_HDA_INPUT_BEEP 52 bool "Support digital beep via input layer" 53 depends on INPUT=y || INPUT=SND_HDA_INTEL 54 help 55 Say Y here to build a digital beep interface for HD-audio 56 driver. This interface is used to generate digital beeps. 57 58config SND_HDA_INPUT_BEEP_MODE 59 int "Digital beep registration mode (0=off, 1=on)" 60 depends on SND_HDA_INPUT_BEEP=y 61 default "1" 62 range 0 1 63 help 64 Set 0 to disable the digital beep interface for HD-audio by default. 65 Set 1 to always enable the digital beep interface for HD-audio by 66 default. 67 68config SND_HDA_INPUT_JACK 69 bool "Support jack plugging notification via input layer" 70 depends on INPUT=y || INPUT=SND 71 select SND_JACK 72 help 73 Say Y here to enable the jack plugging notification via 74 input layer. 75 76config SND_HDA_PATCH_LOADER 77 bool "Support initialization patch loading for HD-audio" 78 select FW_LOADER 79 select SND_HDA_HWDEP 80 select SND_HDA_RECONFIG 81 help 82 Say Y here to allow the HD-audio driver to load a pseudo 83 firmware file ("patch") for overriding the BIOS setup at 84 start up. The "patch" file can be specified via patch module 85 option, such as patch=hda-init. 86 87 This option turns on hwdep and reconfig features automatically. 88 89config SND_HDA_CODEC_REALTEK 90 bool "Build Realtek HD-audio codec support" 91 default y 92 select SND_HDA_GENERIC 93 help 94 Say Y here to include Realtek HD-audio codec support in 95 snd-hda-intel driver, such as ALC880. 96 97 When the HD-audio driver is built as a module, the codec 98 support code is also built as another module, 99 snd-hda-codec-realtek. 100 This module is automatically loaded at probing. 101 102config SND_HDA_CODEC_ANALOG 103 bool "Build Analog Device HD-audio codec support" 104 default y 105 select SND_HDA_GENERIC 106 help 107 Say Y here to include Analog Device HD-audio codec support in 108 snd-hda-intel driver, such as AD1986A. 109 110 When the HD-audio driver is built as a module, the codec 111 support code is also built as another module, 112 snd-hda-codec-analog. 113 This module is automatically loaded at probing. 114 115config SND_HDA_CODEC_SIGMATEL 116 bool "Build IDT/Sigmatel HD-audio codec support" 117 default y 118 select SND_HDA_GENERIC 119 help 120 Say Y here to include IDT (Sigmatel) HD-audio codec support in 121 snd-hda-intel driver, such as STAC9200. 122 123 When the HD-audio driver is built as a module, the codec 124 support code is also built as another module, 125 snd-hda-codec-idt. 126 This module is automatically loaded at probing. 127 128config SND_HDA_CODEC_VIA 129 bool "Build VIA HD-audio codec support" 130 default y 131 select SND_HDA_GENERIC 132 help 133 Say Y here to include VIA HD-audio codec support in 134 snd-hda-intel driver, such as VT1708. 135 136 When the HD-audio driver is built as a module, the codec 137 support code is also built as another module, 138 snd-hda-codec-via. 139 This module is automatically loaded at probing. 140 141config SND_HDA_CODEC_HDMI 142 bool "Build HDMI/DisplayPort HD-audio codec support" 143 select SND_DYNAMIC_MINORS 144 default y 145 help 146 Say Y here to include HDMI and DisplayPort HD-audio codec 147 support in snd-hda-intel driver. This includes all AMD/ATI, 148 Intel and Nvidia HDMI/DisplayPort codecs. 149 150 When the HD-audio driver is built as a module, the codec 151 support code is also built as another module, 152 snd-hda-codec-hdmi. 153 This module is automatically loaded at probing. 154 155config SND_HDA_CODEC_CIRRUS 156 bool "Build Cirrus Logic codec support" 157 default y 158 select SND_HDA_GENERIC 159 help 160 Say Y here to include Cirrus Logic codec support in 161 snd-hda-intel driver, such as CS4206. 162 163 When the HD-audio driver is built as a module, the codec 164 support code is also built as another module, 165 snd-hda-codec-cirrus. 166 This module is automatically loaded at probing. 167 168config SND_HDA_CODEC_CONEXANT 169 bool "Build Conexant HD-audio codec support" 170 default y 171 select SND_HDA_GENERIC 172 help 173 Say Y here to include Conexant HD-audio codec support in 174 snd-hda-intel driver, such as CX20549. 175 176 When the HD-audio driver is built as a module, the codec 177 support code is also built as another module, 178 snd-hda-codec-conexant. 179 This module is automatically loaded at probing. 180 181config SND_HDA_CODEC_CA0110 182 bool "Build Creative CA0110-IBG codec support" 183 default y 184 select SND_HDA_GENERIC 185 help 186 Say Y here to include Creative CA0110-IBG codec support in 187 snd-hda-intel driver, found on some Creative X-Fi cards. 188 189 When the HD-audio driver is built as a module, the codec 190 support code is also built as another module, 191 snd-hda-codec-ca0110. 192 This module is automatically loaded at probing. 193 194config SND_HDA_CODEC_CA0132 195 bool "Build Creative CA0132 codec support" 196 default y 197 help 198 Say Y here to include Creative CA0132 codec support in 199 snd-hda-intel driver. 200 201 When the HD-audio driver is built as a module, the codec 202 support code is also built as another module, 203 snd-hda-codec-ca0132. 204 This module is automatically loaded at probing. 205 206config SND_HDA_CODEC_CA0132_DSP 207 bool "Support new DSP code for CA0132 codec" 208 depends on SND_HDA_CODEC_CA0132 && FW_LOADER 209 select SND_HDA_DSP_LOADER 210 help 211 Say Y here to enable the DSP for Creative CA0132 for extended 212 features like equalizer or echo cancellation. 213 214 Note that this option requires the external firmware file 215 (ctefx.bin). 216 217config SND_HDA_CODEC_CMEDIA 218 bool "Build C-Media HD-audio codec support" 219 default y 220 select SND_HDA_GENERIC 221 help 222 Say Y here to include C-Media HD-audio codec support in 223 snd-hda-intel driver, such as CMI9880. 224 225 When the HD-audio driver is built as a module, the codec 226 support code is also built as another module, 227 snd-hda-codec-cmedia. 228 This module is automatically loaded at probing. 229 230config SND_HDA_CODEC_SI3054 231 bool "Build Silicon Labs 3054 HD-modem codec support" 232 default y 233 help 234 Say Y here to include Silicon Labs 3054 HD-modem codec 235 (and compatibles) support in snd-hda-intel driver. 236 237 When the HD-audio driver is built as a module, the codec 238 support code is also built as another module, 239 snd-hda-codec-si3054. 240 This module is automatically loaded at probing. 241 242config SND_HDA_GENERIC 243 bool "Enable generic HD-audio codec parser" 244 default y 245 help 246 Say Y here to enable the generic HD-audio codec parser 247 in snd-hda-intel driver. 248 249config SND_HDA_POWER_SAVE_DEFAULT 250 int "Default time-out for HD-audio power-save mode" 251 depends on PM 252 default 0 253 help 254 The default time-out value in seconds for HD-audio automatic 255 power-save mode. 0 means to disable the power-save mode. 256 257endif 258