From: Sam Ravnborg <sam@xxxxxxxxxxxx> sparc32 do not support generic isa dma, so do not select the symbol. This fixes the following warnings: dma.c:70:5: error: no previous prototype for 'request_dma' [-Werror=missing-prototypes] dma.c:88:6: error: no previous prototype for 'free_dma' [-Werror=missing-prototypes] Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx> Fixes: 0fcb70851fbf ("Makefile.extrawarn: turn on missing-prototypes globally") Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Tested-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> # build-tested Cc: Andreas Larsson <andreas@xxxxxxxxxxx> Cc: "David S. Miller" <davem@xxxxxxxxxxxxx> Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Cc: Maciej W. Rozycki <macro@xxxxxxxxxxx> --- arch/sparc/Kconfig | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index bdbde506c01e..440e53d37d20 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -137,10 +137,6 @@ config HIGHMEM default y if SPARC32 select KMAP_LOCAL -config GENERIC_ISA_DMA - bool - default y if SPARC32 - config PGTABLE_LEVELS default 4 if 64BIT default 3 -- 2.34.1