Patchwork [06/12] mtd: MTD_NAND_DENALI should depend on HAS_DMA

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Submitter Geert Uytterhoeven
Date May 9, 2013, 9:04 p.m.
Message ID <1368133494-22198-6-git-send-email-geert@linux-m68k.org>
Download mbox | patch
Permalink /patch/242850/
State Accepted
Headers show

Comments

Geert Uytterhoeven - May 9, 2013, 9:04 p.m.
If NO_DMA=y:

drivers/built-in.o: In function `denali_remove':
drivers/mtd/nand/denali.c:1605: undefined reference to `dma_unmap_single'
drivers/built-in.o: In function `denali_read_page_raw':
drivers/mtd/nand/denali.c:1190: undefined reference to `dma_sync_single_for_cpu'
drivers/built-in.o: In function `denali_read_page':
drivers/mtd/nand/denali.c:1140: undefined reference to `dma_sync_single_for_cpu'
drivers/built-in.o: In function `write_page':
drivers/mtd/nand/denali.c:1051: undefined reference to `dma_sync_single_for_cpu'
drivers/built-in.o: In function `denali_init':
drivers/mtd/nand/denali.c:1433: undefined reference to `dma_set_mask'
drivers/mtd/nand/denali.c:1438: undefined reference to `dma_map_single'
drivers/mtd/nand/denali.c:1442: undefined reference to `dma_mapping_error'

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: linux-mtd@lists.infradead.org
---
 drivers/mtd/nand/Kconfig |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

Patch

diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 81bf5e5..ac06f79 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -51,6 +51,7 @@  config MTD_NAND_MUSEUM_IDS
 
 config MTD_NAND_DENALI
         tristate "Support Denali NAND controller"
+	depends on HAS_DMA
         help
 	  Enable support for the Denali NAND controller.  This should be
 	  combined with either the PCI or platform drivers to provide device