Linux 2.4.21-pre7: compilation error in ac97_codec.c

gcc -D__KERNEL__ -I/usr/src/linux-2.4.20/include -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fno-strict-aliasing -fno-common -fomit-frame-pointer -pipe -mpreferred-stack-boundary=2 -march=i686 -nostdinc -iwithprefix include -DKBUILD_BASENAME=ac97_codec -DEXPORT_SYMTAB -c ac97_codec.c ac97_codec.c:131: `AC97_NO_PCM_VOLUME' undeclared here (not in a function)
ac97_codec.c:131: initializer element is not constant
ac97_codec.c:131: (near initialization for `ac97_codec_ids[12].flags')
ac97_codec.c:132: `AC97_NO_PCM_VOLUME' undeclared here (not in a function)
ac97_codec.c:132: initializer element is not constant
ac97_codec.c:132: (near initialization for `ac97_codec_ids[13].flags')
ac97_codec.c:133: `AC97_NO_PCM_VOLUME' undeclared here (not in a function)
ac97_codec.c:133: initializer element is not constant
ac97_codec.c:133: (near initialization for `ac97_codec_ids[14].flags')
ac97_codec.c:144: `AC97_DELUDED_MODEM' undeclared here (not in a function)
ac97_codec.c:144: initializer element is not constant
ac97_codec.c:144: (near initialization for `ac97_codec_ids[25].flags')
ac97_codec.c: In function `ac97_probe_codec':
ac97_codec.c:763: structure has no member named `modem'
ac97_codec.c:774: structure has no member named `flags'
ac97_codec.c:780: structure has no member named `flags'
ac97_codec.c:780: `AC97_DELUDED_MODEM' undeclared (first use in this function)
ac97_codec.c:780: (Each undeclared identifier is reported only once
ac97_codec.c:780: for each function it appears in.)
ac97_codec.c:781: structure has no member named `modem'
ac97_codec.c:786: structure has no member named `modem'
ac97_codec.c: In function `ac97_init_mixer':
ac97_codec.c:808: structure has no member named `flags'
ac97_codec.c:808: `AC97_NO_PCM_VOLUME' undeclared (first use in this function)
ac97_codec.c:839: structure has no member named `flags'
make[3]: *** [ac97_codec.o] Error 1
make[3]: Leaving directory `/usr/src/linux-2.4.20/drivers/sound'
make[2]: *** [first_rule] Error 2
make[2]: Leaving directory `/usr/src/linux-2.4.20/drivers/sound'
make[1]: *** [_subdir_sound] Error 2
make[1]: Leaving directory `/usr/src/linux-2.4.20/drivers'
make: *** [_dir_drivers] Error 2

[snip]

Same for i810_audio:

gcc -D__KERNEL__ -I/share/src/linux-2.4.21-pre7/include -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fno-strict-aliasing -fno-common -fomit-frame-pointer -pipe -mpreferred-stack-boundary=2 -march=i686 -nostdinc -iwithprefix include -DKBUILD_BASENAME=i810_audio -c -o i810_audio.o i810_audio.c
i810_audio.c: In function `i810_ac97_init':
i810_audio.c:2930: structure has no member named modem' i810_audio.c: In function i810_probe':
i810_audio.c:3261: warning: label `out_chan' defined but not used make[3]: *** [i810_audio.o] Error 1
make[3]: Leaving directory `/share/src/linux-2.4.21-pre7/drivers/sound' make[2]: *** [first_rule] Error 2
make[2]: Leaving directory `/share/src/linux-2.4.21-pre7/drivers/sound' make[1]: *** [_subdir_sound] Error 2
make[1]: Leaving directory `/share/src/linux-2.4.21-pre7/drivers'
make: *** [_dir_drivers] Error 2

--alessandro

"Se e' vero che ad ogni rinuncia corrisponde una contropartita considerevole
privarsi dell'anima comporterebbe una lauta ricompensa"
(Carmen Consoli, "L'eccezione")

Use the -ac tree ac97 code. Marcelo merged some but not all of it. The structures changed with the logic fixes