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[V2,01/20] ARM: asm/pl080.h: Protect against multiple inclusion of header file

Message ID e94c542b682c425d2153c252c6a2a2e55f39c6e9.1312190881.git.viresh.kumar@st.com (mailing list archive)
State New, archived
Headers show

Commit Message

Viresh KUMAR Aug. 1, 2011, 9:37 a.m. UTC 
<asm/hardware/pl080.h> doesn't have protection to deal with multiple inclusion.
And so we get compilation errors in cases where this file is included more than
once. This patch adds #ifdefs at the top of file to protect it against multiple
inclusions.

Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
---
 arch/arm/include/asm/hardware/pl080.h |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
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Patch

diff --git a/arch/arm/include/asm/hardware/pl080.h b/arch/arm/include/asm/hardware/pl080.h
index f35b86e..fc68cc9 100644
--- a/arch/arm/include/asm/hardware/pl080.h
+++ b/arch/arm/include/asm/hardware/pl080.h
@@ -21,6 +21,9 @@ 
  * OneNAND features.
 */
 
+#ifndef ASM_PL080_H
+#define ASM_PL080_H
+
 #define PL080_INT_STATUS			(0x00)
 #define PL080_TC_STATUS				(0x04)
 #define PL080_TC_CLEAR				(0x08)
@@ -138,3 +141,4 @@  struct pl080s_lli {
 	u32	control1;
 };
 
+#endif /* ASM_PL080_H */