If NO_DMA=y:
drivers/built-in.o: In function `rt2x00queue_unmap_skb':
drivers/net/wireless/rt2x00/rt2x00queue.c:129: undefined reference to `dma_unmap_single'
drivers/net/wireless/rt2x00/rt2x00queue.c:133: undefined reference to `dma_unmap_single'
drivers/built-in.o: In function `rt2x00queue_map_txskb':
drivers/net/wireless/rt2x00/rt2x00queue.c:112: undefined reference to `dma_map_single'
drivers/net/wireless/rt2x00/rt2x00queue.c:115: undefined reference to `dma_mapping_error'
drivers/built-in.o: In function `rt2x00queue_alloc_rxskb':
drivers/net/wireless/rt2x00/rt2x00queue.c:93: undefined reference to `dma_map_single'
drivers/net/wireless/rt2x00/rt2x00queue.c:95: undefined reference to `dma_mapping_error'
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: linux-wireless@vger.kernel.org
Signed-off-by: John W. Linville <linville@tuxdriver.com>
menuconfig RT2X00
tristate "Ralink driver support"
- depends on MAC80211
+ depends on MAC80211 && HAS_DMA
---help---
This will enable the support for the Ralink drivers,
developed in the rt2x00 project <http://rt2x00.serialmonkey.com>.