net/ethernet: NET_CALXEDA_XGMAC should depend on HAS_DMA

If NO_DMA=y:

drivers/built-in.o: In function `xgmac_xmit':
drivers/net/ethernet/calxeda/xgmac.c:1102: undefined reference to `dma_mapping_error'

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Rob Herring <rob.herring@calxeda.com>
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/ethernet/calxeda/Kconfig b/drivers/net/ethernet/calxeda/Kconfig
index aba435c..184a063 100644 (file)
--- a/drivers/net/ethernet/calxeda/Kconfig
+++ b/drivers/net/ethernet/calxeda/Kconfig
@@ -1,6 +1,6 @@
 config NET_CALXEDA_XGMAC
        tristate "Calxeda 1G/10G XGMAC Ethernet driver"
-       depends on HAS_IOMEM
+       depends on HAS_IOMEM && HAS_DMA
        select CRC32
        help
          This is the driver for the XGMAC Ethernet IP block found on Calxeda