linux-kernel - [PATCH] drivers/crypto/Kconfig: Let 'DEV_QCE' depend on both HAS_DMA and HAS

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Date:	Sun, 13 Jul 2014 11:01:38 +0800
From:	Chen Gang <gang.chen.5i5j@...il.com>
To:	herbert@...dor.apana.org.au
CC:	davem@...emloft.net, linux-crypto@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Liqin Chen <liqin.linux@...il.com>,
	Lennox Wu <lennox.wu@...il.com>
Subject: [PATCH] drivers/crypto/Kconfig: Let 'DEV_QCE' depend on both HAS_DMA
 and HAS_IOMEM

'DEV_QCE' needs both HAS_DMA and HAS_IOMEM, so let it depend on them.

The related error (with allmodconfig under score):

    MODPOST 1365 modules
  ERROR: "devm_ioremap_resource" [drivers/crypto/qce/qcrypto.ko] undefined!
  ERROR: "dma_map_sg" [drivers/crypto/qce/qcrypto.ko] undefined!
  ERROR: "dma_set_mask" [drivers/crypto/qce/qcrypto.ko] undefined!
  ERROR: "dma_supported" [drivers/crypto/qce/qcrypto.ko] undefined!
  ERROR: "dma_unmap_sg" [drivers/crypto/qce/qcrypto.ko] undefined!

Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>
---
 drivers/crypto/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index 5ef9ec9..2fb0fdf 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -422,7 +422,7 @@ source "drivers/crypto/qat/Kconfig"
 
 config CRYPTO_DEV_QCE
 	tristate "Qualcomm crypto engine accelerator"
-	depends on ARCH_QCOM || COMPILE_TEST
+	depends on (ARCH_QCOM || COMPILE_TEST) && HAS_DMA && HAS_IOMEM
 	select CRYPTO_AES
 	select CRYPTO_DES
 	select CRYPTO_ECB
-- 
1.7.11.7
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