Linux 2.5.47 compile error

[Michael Kummer]

make -f scripts/Makefile.build obj=drivers/video/riva
  gcc -Wp,-MD,drivers/video/riva/.fbdev.o.d -D__KERNEL__ -Iinclude -Wall
-Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer
-fno-strict-aliasing -fno-common -pipe -mpreferred-stack-boundary=2
-march=i686 -malign-functions=4 -Iarch/i386/mach-generic -nostdinc
-iwithprefix include    -DKBUILD_BASENAME=fbdev   -c -o
drivers/video/riva/fbdev.o drivers/video/riva/fbdev.c
drivers/video/riva/fbdev.c: In function `riva_set_dispsw':
drivers/video/riva/fbdev.c:665: structure has no member named `type'
drivers/video/riva/fbdev.c:666: structure has no member named `type_aux'
drivers/video/riva/fbdev.c:667: structure has no member named `ypanstep'
drivers/video/riva/fbdev.c:668: structure has no member named `ywrapstep'
drivers/video/riva/fbdev.c:677: structure has no member named
`line_length'
drivers/video/riva/fbdev.c:678: structure has no member named `visual'
drivers/video/riva/fbdev.c:686: structure has no member named
`line_length'
drivers/video/riva/fbdev.c:687: structure has no member named `visual'
drivers/video/riva/fbdev.c:695: structure has no member named
`line_length'
drivers/video/riva/fbdev.c:696: structure has no member named `visual'
drivers/video/riva/fbdev.c: In function `rivafb_get_fix':
drivers/video/riva/fbdev.c:1294: structure has no member named `type'
drivers/video/riva/fbdev.c:1295: structure has no member named `type_aux'
drivers/video/riva/fbdev.c:1296: structure has no member named `visual'
drivers/video/riva/fbdev.c:1302: structure has no member named
`line_length'
drivers/video/riva/fbdev.c: In function `rivafb_pan_display':
drivers/video/riva/fbdev.c:1611: structure has no member named
`line_length'
drivers/video/riva/fbdev.c:1586: warning: `base' might be used
uninitialized in this function
drivers/video/riva/fbdev.c: At top level:
drivers/video/riva/fbdev.c:1748: unknown field `fb_get_fix' specified in
initializer
drivers/video/riva/fbdev.c:1748: warning: initialization from incompatible
pointer type
drivers/video/riva/fbdev.c:1749: unknown field `fb_get_var' specified in
initializer
drivers/video/riva/fbdev.c:1749: warning: initialization from incompatible
pointer type
make[3]: *** [drivers/video/riva/fbdev.o] Error 1
make[2]: *** [drivers/video/riva] Error 2
make[1]: *** [drivers/video] Error 2
make: *** [drivers] Error 2