I have a error, how can I do?

Error following:

CHK     include/linux/version.h

ake[1]: `include/asm-arm/mach-types.h' is up to date.

 CHK     include/linux/compile.h

 SKIPPED include/linux/compile.h

 CHK     usr/initramfs_list

 GEN     .version

 CHK     include/linux/compile.h

 SKIPPED include/linux/compile.h

 LD      .tmp_vmlinux1

rivers/built-in.o(.text+0x64c98): In function `$a':

 undefined reference to `OMAP_DMA_CSAC'

rivers/built-in.o(.text+0x64cb4): In function `$a':

 undefined reference to `OMAP_DMA_CSAC'

rivers/built-in.o(.text+0x64d10): In function `dma_dest_len':

 undefined reference to `OMAP_DMA_CDAC'

rivers/built-in.o(.text+0x64d2c): In function `dma_dest_len':

 undefined reference to `OMAP_DMA_CDAC'

rivers/built-in.o(.text+0x64e5c): In function `next_in_dma':

 undefined reference to `OMAP_DMA_CSAC'

rivers/built-in.o(.text+0x64e74): In function `next_in_dma':

 undefined reference to `OMAP_DMA_CSAC'

rivers/built-in.o(.text+0x6502c): In function `$a':

 undefined reference to `OMAP_DMA_CDAC'

rivers/built-in.o(.text+0x65044): In function `$a':

 undefined reference to `OMAP_DMA_CDAC'

rivers/built-in.o(.text+0x654a4): In function `$a':

 undefined reference to `OMAP_DMA_LCH_CTRL'

rivers/built-in.o(.text+0x655cc): In function `$a':

 undefined reference to `OMAP_DMA_CCR'

ake: *** [.tmp_vmlinux1] Error 1