caif: CAIF_VIRTIO should depend on HAS_DMA
If NO_DMA=y:
drivers/built-in.o: In function `cfv_destroy_genpool':
drivers/net/caif/caif_virtio.c:364: undefined reference to `dma_free_coherent'
drivers/built-in.o: In function `cfv_create_genpool':
drivers/net/caif/caif_virtio.c:397: undefined reference to `dma_alloc_coherent'
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Dmitry Tarnyagin <dmitry.tarnyagin@lockless.no>
Cc: David S. Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/caif/Kconfig b/drivers/net/caif/Kconfig
index 7ffc756..5470980 100644
--- a/drivers/net/caif/Kconfig
+++ b/drivers/net/caif/Kconfig
@@ -43,7 +43,7 @@
config CAIF_VIRTIO
tristate "CAIF virtio transport driver"
- depends on CAIF
+ depends on CAIF && HAS_DMA
select VHOST_RING
select VIRTIO
select GENERIC_ALLOCATOR