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_PREALLOC_SIZE 19 int "Pre-allocated buffer size for HD-audio driver" 20 range 0 32768 21 default 64 22 help 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. 27 28 Note that the pre-allocation size can be changed dynamically 29 via a proc file (/proc/asound/card*/pcm*/sub*/prealloc), too. 30 31config SND_HDA_HWDEP 32 bool "Build hwdep interface for HD-audio driver" 33 select SND_HWDEP 34 help 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. 38 39config SND_HDA_RECONFIG 40 bool "Allow dynamic codec reconfiguration" 41 depends on SND_HDA_HWDEP 42 help 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. 47 48config SND_HDA_INPUT_BEEP 49 bool "Support digital beep via input layer" 50 depends on INPUT=y || INPUT=SND_HDA_INTEL 51 help 52 Say Y here to build a digital beep interface for HD-audio 53 driver. This interface is used to generate digital beeps. 54 55config SND_HDA_INPUT_BEEP_MODE 56 int "Digital beep registration mode (0=off, 1=on)" 57 depends on SND_HDA_INPUT_BEEP=y 58 default "1" 59 range 0 1 60 help 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 63 default. 64 65config SND_HDA_INPUT_JACK 66 bool "Support jack plugging notification via input layer" 67 depends on INPUT=y || INPUT=SND 68 select SND_JACK 69 help 70 Say Y here to enable the jack plugging notification via 71 input layer. 72 73config SND_HDA_PATCH_LOADER 74 bool "Support initialization patch loading for HD-audio" 75 select FW_LOADER 76 select SND_HDA_HWDEP 77 select SND_HDA_RECONFIG 78 help 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. 83 84 This option turns on hwdep and reconfig features automatically. 85 86config SND_HDA_CODEC_REALTEK 87 bool "Build Realtek HD-audio codec support" 88 default y 89 help 90 Say Y here to include Realtek HD-audio codec support in 91 snd-hda-intel driver, such as ALC880. 92 93 When the HD-audio driver is built as a module, the codec 94 support code is also built as another module, 95 snd-hda-codec-realtek. 96 This module is automatically loaded at probing. 97 98config SND_HDA_CODEC_ANALOG 99 bool "Build Analog Device HD-audio codec support" 100 default y 101 help 102 Say Y here to include Analog Device HD-audio codec support in 103 snd-hda-intel driver, such as AD1986A. 104 105 When the HD-audio driver is built as a module, the codec 106 support code is also built as another module, 107 snd-hda-codec-analog. 108 This module is automatically loaded at probing. 109 110config SND_HDA_CODEC_SIGMATEL 111 bool "Build IDT/Sigmatel HD-audio codec support" 112 default y 113 help 114 Say Y here to include IDT (Sigmatel) HD-audio codec support in 115 snd-hda-intel driver, such as STAC9200. 116 117 When the HD-audio driver is built as a module, the codec 118 support code is also built as another module, 119 snd-hda-codec-idt. 120 This module is automatically loaded at probing. 121 122config SND_HDA_CODEC_VIA 123 bool "Build VIA HD-audio codec support" 124 default y 125 help 126 Say Y here to include VIA HD-audio codec support in 127 snd-hda-intel driver, such as VT1708. 128 129 When the HD-audio driver is built as a module, the codec 130 support code is also built as another module, 131 snd-hda-codec-via. 132 This module is automatically loaded at probing. 133 134config SND_HDA_CODEC_HDMI 135 bool "Build HDMI/DisplayPort HD-audio codec support" 136 select SND_DYNAMIC_MINORS 137 default y 138 help 139 Say Y here to include HDMI and DisplayPort HD-audio codec 140 support in snd-hda-intel driver. This includes all AMD/ATI, 141 Intel and Nvidia HDMI/DisplayPort codecs. 142 143 When the HD-audio driver is built as a module, the codec 144 support code is also built as another module, 145 snd-hda-codec-hdmi. 146 This module is automatically loaded at probing. 147 148config SND_HDA_CODEC_CIRRUS 149 bool "Build Cirrus Logic codec support" 150 depends on SND_HDA_INTEL 151 default y 152 help 153 Say Y here to include Cirrus Logic codec support in 154 snd-hda-intel driver, such as CS4206. 155 156 When the HD-audio driver is built as a module, the codec 157 support code is also built as another module, 158 snd-hda-codec-cirrus. 159 This module is automatically loaded at probing. 160 161config SND_HDA_CODEC_CONEXANT 162 bool "Build Conexant HD-audio codec support" 163 default y 164 help 165 Say Y here to include Conexant HD-audio codec support in 166 snd-hda-intel driver, such as CX20549. 167 168 When the HD-audio driver is built as a module, the codec 169 support code is also built as another module, 170 snd-hda-codec-conexant. 171 This module is automatically loaded at probing. 172 173config SND_HDA_CODEC_CA0110 174 bool "Build Creative CA0110-IBG codec support" 175 depends on SND_HDA_INTEL 176 default y 177 help 178 Say Y here to include Creative CA0110-IBG codec support in 179 snd-hda-intel driver, found on some Creative X-Fi cards. 180 181 When the HD-audio driver is built as a module, the codec 182 support code is also built as another module, 183 snd-hda-codec-ca0110. 184 This module is automatically loaded at probing. 185 186config SND_HDA_CODEC_CA0132 187 bool "Build Creative CA0132 codec support" 188 depends on SND_HDA_INTEL 189 default y 190 help 191 Say Y here to include Creative CA0132 codec support in 192 snd-hda-intel driver. 193 194 When the HD-audio driver is built as a module, the codec 195 support code is also built as another module, 196 snd-hda-codec-ca0132. 197 This module is automatically loaded at probing. 198 199config SND_HDA_CODEC_CMEDIA 200 bool "Build C-Media HD-audio codec support" 201 default y 202 help 203 Say Y here to include C-Media HD-audio codec support in 204 snd-hda-intel driver, such as CMI9880. 205 206 When the HD-audio driver is built as a module, the codec 207 support code is also built as another module, 208 snd-hda-codec-cmedia. 209 This module is automatically loaded at probing. 210 211config SND_HDA_CODEC_SI3054 212 bool "Build Silicon Labs 3054 HD-modem codec support" 213 default y 214 help 215 Say Y here to include Silicon Labs 3054 HD-modem codec 216 (and compatibles) support in snd-hda-intel driver. 217 218 When the HD-audio driver is built as a module, the codec 219 support code is also built as another module, 220 snd-hda-codec-si3054. 221 This module is automatically loaded at probing. 222 223config SND_HDA_GENERIC 224 bool "Enable generic HD-audio codec parser" 225 default y 226 help 227 Say Y here to enable the generic HD-audio codec parser 228 in snd-hda-intel driver. 229 230config SND_HDA_POWER_SAVE_DEFAULT 231 int "Default time-out for HD-audio power-save mode" 232 depends on PM 233 default 0 234 help 235 The default time-out value in seconds for HD-audio automatic 236 power-save mode. 0 means to disable the power-save mode. 237 238endif 239