4 depends on SND!=n && PCI
7 tristate "Analog Devices AD1889"
11 Say Y here to include support for the integrated AC97 sound
12 device found in particular on the Hewlett-Packard [BCJ]-xxx0
13 class PA-RISC workstations, using the AD1819 codec.
15 To compile this as a module, choose M here: the module
16 will be called snd-ad1889.
19 tristate "Avance Logic ALS300/ALS300+"
25 Say 'Y' or 'M' to include support for Avance Logic ALS300/ALS300+
27 To compile this driver as a module, choose M here: the module
28 will be called snd-als300
31 tristate "Avance Logic ALS4000"
32 depends on SND && ISA_DMA_API
34 select SND_MPU401_UART
38 Say Y here to include support for soundcards based on Avance Logic
41 To compile this driver as a module, choose M here: the module
42 will be called snd-als4000.
45 tristate "ALi M5451 PCI Audio Controller"
47 select SND_MPU401_UART
50 Say Y here to include support for the integrated AC97 sound
51 device on motherboards using the ALi M5451 Audio Controller
52 (M1535/M1535D/M1535+/M1535D+ south bridges). Newer chipsets
53 use the "Intel/SiS/nVidia/AMD/ALi AC97 Controller" driver.
55 To compile this driver as a module, choose M here: the module
56 will be called snd-ali5451.
59 tristate "ATI IXP AC97 Controller"
63 Say Y here to include support for the integrated AC97 sound
64 device on motherboards with ATI chipsets (ATI IXP 150/200/250/
67 To compile this driver as a module, choose M here: the module
68 will be called snd-atiixp.
70 config SND_ATIIXP_MODEM
71 tristate "ATI IXP Modem"
75 Say Y here to include support for the integrated MC97 modem on
76 motherboards with ATI chipsets (ATI IXP 150/200/250).
78 To compile this driver as a module, choose M here: the module
79 will be called snd-atiixp-modem.
82 tristate "Aureal Advantage"
84 select SND_MPU401_UART
87 Say Y here to include support for Aureal Advantage soundcards.
89 Supported features: Hardware Mixer, SRC, EQ and SPDIF output.
90 3D support code is in place, but not yet useable. For more info,
91 email the ALSA developer list, or <mjander@users.sourceforge.net>.
93 To compile this driver as a module, choose M here: the module
94 will be called snd-au8810.
97 tristate "Aureal Vortex"
99 select SND_MPU401_UART
100 select SND_AC97_CODEC
102 Say Y here to include support for Aureal Vortex soundcards.
104 Supported features: Hardware Mixer and SRC. For more info, email
105 the ALSA developer list, or <mjander@users.sourceforge.net>.
107 To compile this driver as a module, choose M here: the module
108 will be called snd-au8820.
111 tristate "Aureal Vortex 2"
113 select SND_MPU401_UART
114 select SND_AC97_CODEC
116 Say Y here to include support for Aureal Vortex 2 soundcards.
118 Supported features: Hardware Mixer, SRC, EQ and SPDIF output.
119 3D support code is in place, but not yet useable. For more info,
120 email the ALSA developer list, or <mjander@users.sourceforge.net>.
122 To compile this driver as a module, choose M here: the module
123 will be called snd-au8830.
126 tristate "Emagic Audiowerk 2"
129 Say Y here to include support for Emagic Audiowerk 2 soundcards.
131 Supported features: Analog and SPDIF output. Analog or SPDIF input.
132 Note: Switch between analog and digital input does not always work.
133 It can produce continuous noise. The workaround is to switch again
134 (and again) between digital and analog input until it works.
136 To compile this driver as a module, choose M here: the module
137 will be called snd-aw2.
141 tristate "Aztech AZF3328 / PCI168 (EXPERIMENTAL)"
142 depends on SND && EXPERIMENTAL
144 select SND_MPU401_UART
147 Say Y here to include support for Aztech AZF3328 (PCI168)
150 To compile this driver as a module, choose M here: the module
151 will be called snd-azt3328.
154 tristate "Bt87x Audio Capture"
158 If you want to record audio from TV cards based on
159 Brooktree Bt878/Bt879 chips, say Y here and read
160 <file:Documentation/sound/alsa/Bt87x.txt>.
162 To compile this driver as a module, choose M here: the module
163 will be called snd-bt87x.
165 config SND_BT87X_OVERCLOCK
166 bool "Bt87x Audio overclocking"
169 Say Y here if 448000 Hz isn't enough for you and you want to
170 record from the analog input with up to 1792000 Hz.
172 Higher sample rates won't hurt your hardware, but audio
176 tristate "SB Audigy LS / Live 24bit"
178 select SND_AC97_CODEC
182 Say Y here to include support for the Sound Blaster Audigy LS
185 To compile this driver as a module, choose M here: the module
186 will be called snd-ca0106.
189 tristate "C-Media 8338, 8738, 8768, 8770"
192 select SND_MPU401_UART
195 If you want to use soundcards based on C-Media CMI8338, CMI8738,
196 CMI8768 or CMI8770 chips, say Y here and read
197 <file:Documentation/sound/alsa/CMIPCI.txt>.
199 To compile this driver as a module, choose M here: the module
200 will be called snd-cmipci.
202 config SND_OXYGEN_LIB
206 select SND_MPU401_UART
209 tristate "C-Media 8788 (Oxygen)"
211 select SND_OXYGEN_LIB
213 Say Y here to include support for sound cards based on the
214 C-Media CMI8788 (Oxygen HD Audio) chip:
216 * AuzenTech X-Meridian
218 * Club3D Theatron DTS
220 * Razer Barracuda AC-1
223 To compile this driver as a module, choose M here: the module
224 will be called snd-oxygen.
227 tristate "Cirrus Logic (Sound Fusion) CS4281"
231 select SND_AC97_CODEC
233 Say Y here to include support for Cirrus Logic CS4281 chips.
235 To compile this driver as a module, choose M here: the module
236 will be called snd-cs4281.
239 tristate "Cirrus Logic (Sound Fusion) CS4280/CS461x/CS462x/CS463x"
242 select SND_AC97_CODEC
244 Say Y here to include support for Cirrus Logic CS4610/CS4612/
245 CS4614/CS4615/CS4622/CS4624/CS4630/CS4280 chips.
247 To compile this driver as a module, choose M here: the module
248 will be called snd-cs46xx.
250 config SND_CS46XX_NEW_DSP
251 bool "Cirrus Logic (Sound Fusion) New DSP support"
252 depends on SND_CS46XX
255 Say Y here to use a new DSP image for SPDIF and dual codecs.
257 This works better than the old code, so say Y.
260 tristate "CS5530 Audio"
261 depends on SND && ISA_DMA_API
264 Say Y here to include support for audio on Cyrix/NatSemi CS5530 chips.
266 To compile this driver as a module, choose M here: the module
267 will be called snd-cs5530.
269 config SND_CS5535AUDIO
270 tristate "CS5535/CS5536 Audio"
271 depends on SND && X86 && !X86_64
273 select SND_AC97_CODEC
275 Say Y here to include support for audio on CS5535 chips. It is
276 referred to as NS CS5535 IO or AMD CS5535 IO companion in
277 various literature. This driver also supports the CS5536 audio
278 device. However, for both chips, on certain boards, you may
279 need to use ac97_quirk=hp_only if your board has physically
280 mapped headphone out to master output. If that works for you,
281 send lspci -vvv output to the mailing list so that your board
282 can be identified in the quirks list.
284 To compile this driver as a module, choose M here: the module
285 will be called snd-cs5535audio.
288 tristate "(Echoaudio) Darla20"
293 Say 'Y' or 'M' to include support for Echoaudio Darla.
295 To compile this driver as a module, choose M here: the module
296 will be called snd-darla20
299 tristate "(Echoaudio) Gina20"
304 Say 'Y' or 'M' to include support for Echoaudio Gina.
306 To compile this driver as a module, choose M here: the module
307 will be called snd-gina20
310 tristate "(Echoaudio) Layla20"
316 Say 'Y' or 'M' to include support for Echoaudio Layla.
318 To compile this driver as a module, choose M here: the module
319 will be called snd-layla20
322 tristate "(Echoaudio) Darla24"
327 Say 'Y' or 'M' to include support for Echoaudio Darla24.
329 To compile this driver as a module, choose M here: the module
330 will be called snd-darla24
333 tristate "(Echoaudio) Gina24"
338 Say 'Y' or 'M' to include support for Echoaudio Gina24.
340 To compile this driver as a module, choose M here: the module
341 will be called snd-gina24
344 tristate "(Echoaudio) Layla24"
350 Say 'Y' or 'M' to include support for Echoaudio Layla24.
352 To compile this driver as a module, choose M here: the module
353 will be called snd-layla24
356 tristate "(Echoaudio) Mona"
362 Say 'Y' or 'M' to include support for Echoaudio Mona.
364 To compile this driver as a module, choose M here: the module
365 will be called snd-mona
368 tristate "(Echoaudio) Mia"
374 Say 'Y' or 'M' to include support for Echoaudio Mia and Mia-midi.
376 To compile this driver as a module, choose M here: the module
377 will be called snd-mia
380 tristate "(Echoaudio) 3G cards"
386 Say 'Y' or 'M' to include support for Echoaudio Gina3G and Layla3G.
388 To compile this driver as a module, choose M here: the module
389 will be called snd-echo3g
392 tristate "(Echoaudio) Indigo"
397 Say 'Y' or 'M' to include support for Echoaudio Indigo.
399 To compile this driver as a module, choose M here: the module
400 will be called snd-indigo
403 tristate "(Echoaudio) Indigo IO"
408 Say 'Y' or 'M' to include support for Echoaudio Indigo IO.
410 To compile this driver as a module, choose M here: the module
411 will be called snd-indigoio
414 tristate "(Echoaudio) Indigo DJ"
419 Say 'Y' or 'M' to include support for Echoaudio Indigo DJ.
421 To compile this driver as a module, choose M here: the module
422 will be called snd-indigodj
425 tristate "Emu10k1 (SB Live!, Audigy, E-mu APS)"
430 select SND_AC97_CODEC
432 Say Y to include support for Sound Blaster PCI 512, Live!,
433 Audigy and E-mu APS (partially supported) soundcards.
435 The confusing multitude of mixer controls is documented in
436 <file:Documentation/sound/alsa/SB-Live-mixer.txt> and
437 <file:Documentation/sound/alsa/Audigy-mixer.txt>.
439 To compile this driver as a module, choose M here: the module
440 will be called snd-emu10k1.
443 tristate "Emu10k1X (Dell OEM Version)"
445 select SND_AC97_CODEC
448 Say Y here to include support for the Dell OEM version of the
451 To compile this driver as a module, choose M here: the module
452 will be called snd-emu10k1x.
455 tristate "(Creative) Ensoniq AudioPCI 1370"
460 Say Y here to include support for Ensoniq AudioPCI ES1370 chips.
462 To compile this driver as a module, choose M here: the module
463 will be called snd-ens1370.
466 tristate "(Creative) Ensoniq AudioPCI 1371/1373"
469 select SND_AC97_CODEC
471 Say Y here to include support for Ensoniq AudioPCI ES1371 chips and
472 Sound Blaster PCI 64 or 128 soundcards.
474 To compile this driver as a module, choose M here: the module
475 will be called snd-ens1371.
478 tristate "ESS ES1938/1946/1969 (Solo-1)"
481 select SND_MPU401_UART
482 select SND_AC97_CODEC
484 Say Y here to include support for soundcards based on ESS Solo-1
485 (ES1938, ES1946, ES1969) chips.
487 To compile this driver as a module, choose M here: the module
488 will be called snd-es1938.
491 tristate "ESS ES1968/1978 (Maestro-1/2/2E)"
493 select SND_MPU401_UART
494 select SND_AC97_CODEC
496 Say Y here to include support for soundcards based on ESS Maestro
499 To compile this driver as a module, choose M here: the module
500 will be called snd-es1968.
503 tristate "ForteMedia FM801"
506 select SND_MPU401_UART
507 select SND_AC97_CODEC
509 Say Y here to include support for soundcards based on the ForteMedia
512 To compile this driver as a module, choose M here: the module
513 will be called snd-fm801.
515 config SND_FM801_TEA575X_BOOL
516 bool "ForteMedia FM801 + TEA5757 tuner"
518 depends on VIDEO_V4L1=y || VIDEO_V4L1=SND_FM801
520 Say Y here to include support for soundcards based on the ForteMedia
521 FM801 chip with a TEA5757 tuner connected to GPIO1-3 pins (Media
522 Forte SF256-PCS-02) into the snd-fm801 driver.
524 config SND_FM801_TEA575X
526 depends on SND_FM801_TEA575X_BOOL
530 tristate "Intel HD Audio"
535 Say Y here to include support for Intel "High Definition
536 Audio" (Azalia) motherboard devices.
538 To compile this driver as a module, choose M here: the module
539 will be called snd-hda-intel.
542 bool "Build hwdep interface for HD-audio driver"
543 depends on SND_HDA_INTEL
546 Say Y here to build a hwdep interface for HD-audio driver.
547 This interface can be used for out-of-band communication
548 with codecs for debugging purposes.
550 config SND_HDA_CODEC_REALTEK
551 bool "Build Realtek HD-audio codec support"
552 depends on SND_HDA_INTEL
555 Say Y here to include Realtek HD-audio codec support in
556 snd-hda-intel driver, such as ALC880.
558 config SND_HDA_CODEC_ANALOG
559 bool "Build Analog Device HD-audio codec support"
560 depends on SND_HDA_INTEL
563 Say Y here to include Analog Device HD-audio codec support in
564 snd-hda-intel driver, such as AD1986A.
566 config SND_HDA_CODEC_SIGMATEL
567 bool "Build IDT/Sigmatel HD-audio codec support"
568 depends on SND_HDA_INTEL
571 Say Y here to include IDT (Sigmatel) HD-audio codec support in
572 snd-hda-intel driver, such as STAC9200.
574 config SND_HDA_CODEC_VIA
575 bool "Build VIA HD-audio codec support"
576 depends on SND_HDA_INTEL
579 Say Y here to include VIA HD-audio codec support in
580 snd-hda-intel driver, such as VT1708.
582 config SND_HDA_CODEC_ATIHDMI
583 bool "Build ATI HDMI HD-audio codec support"
584 depends on SND_HDA_INTEL
587 Say Y here to include ATI HDMI HD-audio codec support in
588 snd-hda-intel driver, such as ATI RS600 HDMI.
590 config SND_HDA_CODEC_CONEXANT
591 bool "Build Conexant HD-audio codec support"
592 depends on SND_HDA_INTEL
595 Say Y here to include Conexant HD-audio codec support in
596 snd-hda-intel driver, such as CX20549.
598 config SND_HDA_CODEC_CMEDIA
599 bool "Build C-Media HD-audio codec support"
600 depends on SND_HDA_INTEL
603 Say Y here to include C-Media HD-audio codec support in
604 snd-hda-intel driver, such as CMI9880.
606 config SND_HDA_CODEC_SI3054
607 bool "Build Silicon Labs 3054 HD-modem codec support"
608 depends on SND_HDA_INTEL
611 Say Y here to include Silicon Labs 3054 HD-modem codec
612 (and compatibles) support in snd-hda-intel driver.
614 config SND_HDA_GENERIC
615 bool "Enable generic HD-audio codec parser"
616 depends on SND_HDA_INTEL
619 Say Y here to enable the generic HD-audio codec parser
620 in snd-hda-intel driver.
622 config SND_HDA_POWER_SAVE
623 bool "Aggressive power-saving on HD-audio"
624 depends on SND_HDA_INTEL && EXPERIMENTAL
626 Say Y here to enable more aggressive power-saving mode on
627 HD-audio driver. The power-saving timeout can be configured
628 via power_save option or over sysfs on-the-fly.
630 config SND_HDA_POWER_SAVE_DEFAULT
631 int "Default time-out for HD-audio power-save mode"
632 depends on SND_HDA_POWER_SAVE
635 The default time-out value in seconds for HD-audio automatic
636 power-save mode. 0 means to disable the power-save mode.
639 tristate "RME Hammerfall DSP Audio"
645 Say Y here to include support for RME Hammerfall DSP Audio
648 To compile this driver as a module, choose M here: the module
649 will be called snd-hdsp.
652 tristate "RME Hammerfall DSP MADI"
658 Say Y here to include support for RME Hammerfall DSP MADI
661 To compile this driver as a module, choose M here: the module
662 will be called snd-hdspm.
665 tristate "TempoTec HiFier Fantasia"
667 select SND_OXYGEN_LIB
669 Say Y here to include support for the MediaTek/TempoTec HiFier
672 To compile this driver as a module, choose M here: the module
673 will be called snd-hifier.
676 tristate "ICEnsemble ICE1712 (Envy24)"
678 select SND_MPU401_UART
679 select SND_AC97_CODEC
681 Say Y here to include support for soundcards based on the
682 ICE1712 (Envy24) chip.
684 Currently supported hardware is: M-Audio Delta 1010(LT),
685 DiO 2496, 66, 44, 410, Audiophile 24/96; Digigram VX442;
686 TerraTec EWX 24/96, EWS 88MT, 88D, DMX 6Fire, Phase 88;
687 Hoontech SoundTrack DSP 24/Value/Media7.1; Event EZ8.
689 To compile this driver as a module, choose M here: the module
690 will be called snd-ice1712.
693 tristate "ICE/VT1724/1720 (Envy24HT/PT)"
695 select SND_MPU401_UART
696 select SND_AC97_CODEC
699 Say Y here to include support for soundcards based on
700 ICE/VT1724/1720 (Envy24HT/PT) chips.
702 Currently supported hardware is: AMP AUDIO2000; M-Audio
703 Revolution 7.1; TerraTec Aureon 5.1 Sky, 7.1 Space/Universe;
704 AudioTrak Prodigy 7.1; Pontis MS300; Albatron K8X800 Pro II;
705 Chaintech ZNF3-150/250.
707 To compile this driver as a module, choose M here: the module
708 will be called snd-ice1724.
711 tristate "Intel/SiS/nVidia/AMD/ALi AC97 Controller"
713 select SND_AC97_CODEC
715 Say Y here to include support for the integrated AC97 sound
716 device on motherboards with Intel/SiS/nVidia/AMD chipsets, or
717 ALi chipsets using the M5455 Audio Controller. (There is a
718 separate driver for ALi M5451 Audio Controllers.)
720 To compile this driver as a module, choose M here: the module
721 will be called snd-intel8x0.
724 tristate "Intel/SiS/nVidia/AMD MC97 Modem"
726 select SND_AC97_CODEC
728 Say Y here to include support for the integrated MC97 modem on
729 motherboards with Intel/SiS/nVidia/AMD chipsets.
731 To compile this driver as a module, choose M here: the module
732 will be called snd-intel8x0m.
735 tristate "Korg 1212 IO"
737 select FW_LOADER if !SND_KORG1212_FIRMWARE_IN_KERNEL
740 Say Y here to include support for Korg 1212IO soundcards.
742 To compile this driver as a module, choose M here: the module
743 will be called snd-korg1212.
745 config SND_KORG1212_FIRMWARE_IN_KERNEL
746 bool "In-kernel firmware for Korg1212 driver"
747 depends on SND_KORG1212
750 Say Y here to include the static firmware built in the kernel
751 for the Korg1212 driver. If you choose N here, you need to
752 install the firmware files from the alsa-firmware package.
755 tristate "ESS Allegro/Maestro3"
757 select FW_LOADER if !SND_MAESTRO3_FIRMWARE_IN_KERNEL
758 select SND_AC97_CODEC
760 Say Y here to include support for soundcards based on ESS Maestro 3
763 To compile this driver as a module, choose M here: the module
764 will be called snd-maestro3.
766 config SND_MAESTRO3_FIRMWARE_IN_KERNEL
767 bool "In-kernel firmware for Maestro3 driver"
768 depends on SND_MAESTRO3
771 Say Y here to include the static firmware built in the kernel
772 for the Maestro3 driver. If you choose N here, you need to
773 install the firmware files from the alsa-firmware package.
776 tristate "Digigram miXart"
781 If you want to use Digigram miXart soundcards, say Y here and
782 read <file:Documentation/sound/alsa/MIXART.txt>.
784 To compile this driver as a module, choose M here: the module
785 will be called snd-mixart.
788 tristate "NeoMagic NM256AV/ZX"
790 select SND_AC97_CODEC
792 Say Y here to include support for NeoMagic NM256AV/ZX chips.
794 To compile this driver as a module, choose M here: the module
795 will be called snd-nm256.
798 tristate "Digigram PCXHR"
803 Say Y here to include support for Digigram PCXHR boards.
805 To compile this driver as a module, choose M here: the module
806 will be called snd-pcxhr.
809 tristate "Conexant Riptide"
813 select SND_MPU401_UART
814 select SND_AC97_CODEC
816 Say 'Y' or 'M' to include support for Conexant Riptide chip.
818 To compile this driver as a module, choose M here: the module
819 will be called snd-riptide
822 tristate "RME Digi32, 32/8, 32 PRO"
826 Say Y to include support for RME Digi32, Digi32 PRO and
827 Digi32/8 (Sek'd Prodif32, Prodif96 and Prodif Gold) audio
830 To compile this driver as a module, choose M here: the module
831 will be called snd-rme32.
834 tristate "RME Digi96, 96/8, 96/8 PRO"
838 Say Y here to include support for RME Digi96, Digi96/8 and
839 Digi96/8 PRO/PAD/PST soundcards.
841 To compile this driver as a module, choose M here: the module
842 will be called snd-rme96.
845 tristate "RME Digi9652 (Hammerfall)"
849 Say Y here to include support for RME Hammerfall (RME
850 Digi9652/Digi9636) soundcards.
852 To compile this driver as a module, choose M here: the module
853 will be called snd-rme9652.
856 tristate "SiS 7019 Audio Accelerator"
857 depends on SND && X86 && !X86_64
858 select SND_AC97_CODEC
860 Say Y here to include support for the SiS 7019 Audio Accelerator.
862 To compile this driver as a module, choose M here: the module
863 will be called snd-sis7019.
865 config SND_SONICVIBES
866 tristate "S3 SonicVibes"
869 select SND_MPU401_UART
870 select SND_AC97_CODEC
872 Say Y here to include support for soundcards based on the S3
875 To compile this driver as a module, choose M here: the module
876 will be called snd-sonicvibes.
879 tristate "Trident 4D-Wave DX/NX; SiS 7018"
881 select SND_MPU401_UART
882 select SND_AC97_CODEC
884 Say Y here to include support for soundcards based on Trident
885 4D-Wave DX/NX or SiS 7018 chips.
887 To compile this driver as a module, choose M here: the module
888 will be called snd-trident.
891 tristate "VIA 82C686A/B, 8233/8235 AC97 Controller"
893 select SND_MPU401_UART
894 select SND_AC97_CODEC
896 Say Y here to include support for the integrated AC97 sound
897 device on motherboards with VIA chipsets.
899 To compile this driver as a module, choose M here: the module
900 will be called snd-via82xx.
902 config SND_VIA82XX_MODEM
903 tristate "VIA 82C686A/B, 8233 based Modems"
905 select SND_AC97_CODEC
907 Say Y here to include support for the integrated MC97 modem on
908 motherboards with VIA chipsets.
910 To compile this driver as a module, choose M here: the module
911 will be called snd-via82xx-modem.
914 tristate "Asus Virtuoso 100/200 (Xonar)"
916 select SND_OXYGEN_LIB
918 Say Y here to include support for sound cards based on the
919 Asus AV100/AV200 chips, i.e., Xonar D2, DX and D2X.
921 To compile this driver as a module, choose M here: the module
922 will be called snd-virtuoso.
925 tristate "Digigram VX222"
929 Say Y here to include support for Digigram VX222 soundcards.
931 To compile this driver as a module, choose M here: the module
932 will be called snd-vx222.
935 tristate "Yamaha YMF724/740/744/754"
937 select FW_LOADER if !SND_YMFPCI_FIRMWARE_IN_KERNEL
939 select SND_MPU401_UART
940 select SND_AC97_CODEC
942 Say Y here to include support for Yamaha PCI audio chips -
943 YMF724, YMF724F, YMF740, YMF740C, YMF744, YMF754.
945 To compile this driver as a module, choose M here: the module
946 will be called snd-ymfpci.
948 config SND_YMFPCI_FIRMWARE_IN_KERNEL
949 bool "In-kernel firmware for YMFPCI driver"
950 depends on SND_YMFPCI
953 Say Y here to include the static firmware built in the kernel
954 for the YMFPCI driver. If you choose N here, you need to
955 install the firmware files from the alsa-firmware package.
957 config SND_AC97_POWER_SAVE
958 bool "AC97 Power-Saving Mode"
959 depends on SND_AC97_CODEC && EXPERIMENTAL
962 Say Y here to enable the aggressive power-saving support of
963 AC97 codecs. In this mode, the power-mode is dynamically
964 controlled at each open/close.
966 The mode is activated by passing power_save=1 option to
967 snd-ac97-codec driver. You can toggle it dynamically over
970 config SND_AC97_POWER_SAVE_DEFAULT
971 int "Default time-out for AC97 power-save mode"
972 depends on SND_AC97_POWER_SAVE
975 The default time-out value in seconds for AC97 automatic
976 power-save mode. 0 means to disable the power-save mode.