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 default y 144 help 145 Say Y here to include HDMI and DisplayPort HD-audio codec 146 support in snd-hda-intel driver. This includes all AMD/ATI, 147 Intel and Nvidia HDMI/DisplayPort codecs. 148 149 When the HD-audio driver is built as a module, the codec 150 support code is also built as another module, 151 snd-hda-codec-hdmi. 152 This module is automatically loaded at probing. 153 154config SND_HDA_I915 155 bool "Build Display HD-audio controller/codec power well support for i915 cards" 156 depends on DRM_I915 157 help 158 Say Y here to include full HDMI and DisplayPort HD-audio controller/codec 159 power-well support for Intel Haswell graphics cards based on the i915 driver. 160 161 Note that this option must be enabled for Intel Haswell C+ stepping machines, otherwise 162 the GPU audio controller/codecs will not be initialized or damaged when exit from S3 mode. 163 164config SND_HDA_CODEC_CIRRUS 165 bool "Build Cirrus Logic codec support" 166 default y 167 select SND_HDA_GENERIC 168 help 169 Say Y here to include Cirrus Logic codec support in 170 snd-hda-intel driver, such as CS4206. 171 172 When the HD-audio driver is built as a module, the codec 173 support code is also built as another module, 174 snd-hda-codec-cirrus. 175 This module is automatically loaded at probing. 176 177config SND_HDA_CODEC_CONEXANT 178 bool "Build Conexant HD-audio codec support" 179 default y 180 select SND_HDA_GENERIC 181 help 182 Say Y here to include Conexant HD-audio codec support in 183 snd-hda-intel driver, such as CX20549. 184 185 When the HD-audio driver is built as a module, the codec 186 support code is also built as another module, 187 snd-hda-codec-conexant. 188 This module is automatically loaded at probing. 189 190config SND_HDA_CODEC_CA0110 191 bool "Build Creative CA0110-IBG codec support" 192 default y 193 select SND_HDA_GENERIC 194 help 195 Say Y here to include Creative CA0110-IBG codec support in 196 snd-hda-intel driver, found on some Creative X-Fi cards. 197 198 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-ca0110. 201 This module is automatically loaded at probing. 202 203config SND_HDA_CODEC_CA0132 204 bool "Build Creative CA0132 codec support" 205 default y 206 help 207 Say Y here to include Creative CA0132 codec support in 208 snd-hda-intel driver. 209 210 When the HD-audio driver is built as a module, the codec 211 support code is also built as another module, 212 snd-hda-codec-ca0132. 213 This module is automatically loaded at probing. 214 215config SND_HDA_CODEC_CA0132_DSP 216 bool "Support new DSP code for CA0132 codec" 217 depends on SND_HDA_CODEC_CA0132 && FW_LOADER 218 select SND_HDA_DSP_LOADER 219 help 220 Say Y here to enable the DSP for Creative CA0132 for extended 221 features like equalizer or echo cancellation. 222 223 Note that this option requires the external firmware file 224 (ctefx.bin). 225 226config SND_HDA_CODEC_CMEDIA 227 bool "Build C-Media HD-audio codec support" 228 default y 229 select SND_HDA_GENERIC 230 help 231 Say Y here to include C-Media HD-audio codec support in 232 snd-hda-intel driver, such as CMI9880. 233 234 When the HD-audio driver is built as a module, the codec 235 support code is also built as another module, 236 snd-hda-codec-cmedia. 237 This module is automatically loaded at probing. 238 239config SND_HDA_CODEC_SI3054 240 bool "Build Silicon Labs 3054 HD-modem codec support" 241 default y 242 help 243 Say Y here to include Silicon Labs 3054 HD-modem codec 244 (and compatibles) support in snd-hda-intel driver. 245 246 When the HD-audio driver is built as a module, the codec 247 support code is also built as another module, 248 snd-hda-codec-si3054. 249 This module is automatically loaded at probing. 250 251config SND_HDA_GENERIC 252 bool "Enable generic HD-audio codec parser" 253 default y 254 help 255 Say Y here to enable the generic HD-audio codec parser 256 in snd-hda-intel driver. 257 258config SND_HDA_POWER_SAVE_DEFAULT 259 int "Default time-out for HD-audio power-save mode" 260 depends on PM 261 default 0 262 help 263 The default time-out value in seconds for HD-audio automatic 264 power-save mode. 0 means to disable the power-save mode. 265 266endif 267