linux-kernel - [PATCH] mtd: nand: MTD_NAND_SH_FLCTL should depend on HAS

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Date:	Fri, 21 Feb 2014 20:54:34 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	David Woodhouse <dwmw2@...radead.org>,
	Brian Norris <computersforpeace@...il.com>,
	Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
Cc:	linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH] mtd: nand: MTD_NAND_SH_FLCTL should depend on HAS_DMA

If NO_DMA=y:

    drivers/built-in.o: In function `flctl_dma_fifo0_transfer':
    sh_flctl.c:(.text+0x210398): undefined reference to `dma_map_single'
    sh_flctl.c:(.text+0x2104b0): undefined reference to `dma_unmap_single'

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
 drivers/mtd/nand/Kconfig |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 90ff447bf043..e7786913280a 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -458,6 +458,7 @@ config MTD_NAND_MXC
 
 config MTD_NAND_SH_FLCTL
 	tristate "Support for NAND on Renesas SuperH FLCTL"
+	depends on HAS_DMA
 	depends on SUPERH || ARCH_SHMOBILE || COMPILE_TEST
 	help
 	  Several Renesas SuperH CPU has FLCTL. This option enables support
-- 
1.7.9.5

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