If NO_DMA=y:
ERROR: "dma_sync_single_for_cpu" [drivers/net/ethernet/via/via-rhine.ko] undefined!
ERROR: "dma_set_mask" [drivers/net/ethernet/via/via-rhine.ko] undefined!
ERROR: "dma_mapping_error" [drivers/net/ethernet/via/via-rhine.ko] undefined!
ERROR: "dma_map_single" [drivers/net/ethernet/via/via-rhine.ko] undefined!
ERROR: "dma_alloc_coherent" [drivers/net/ethernet/via/via-rhine.ko] undefined!
ERROR: "dma_free_coherent" [drivers/net/ethernet/via/via-rhine.ko] undefined!
ERROR: "dma_unmap_single" [drivers/net/ethernet/via/via-rhine.ko] undefined!
ERROR: "dma_map_page" [drivers/net/ethernet/via/via-velocity.ko] undefined!
ERROR: "dma_sync_single_for_cpu" [drivers/net/ethernet/via/via-velocity.ko] undefined!
ERROR: "dma_free_coherent" [drivers/net/ethernet/via/via-velocity.ko] undefined!
ERROR: "dma_unmap_single" [drivers/net/ethernet/via/via-velocity.ko] undefined!
ERROR: "dma_map_single" [drivers/net/ethernet/via/via-velocity.ko] undefined!
ERROR: "dma_alloc_coherent" [drivers/net/ethernet/via/via-velocity.ko] undefined!
Before, the symbols depended implicitly on HAS_DMA through PCI or
USE_OF. Add explicit dependencies on HAS_DMA to fix this.
Fixes: commit b7d3282a245f4428 ("net: via/Kconfig: replace USE_OF with OF_???")
Signed-off-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>