* [PATCH] of: factor __used / __unused out of _OF_DECLARE()
@ 2016-06-06 9:45 Masahiro Yamada
0 siblings, 0 replies; only message in thread
From: Masahiro Yamada @ 2016-06-06 9:45 UTC (permalink / raw)
To: devicetree
Cc: Arnd Bergmann, Rob Herring, Masahiro Yamada, Frank Rowand,
Rob Herring, linux-kernel, Grant Likely
The difference between the "#if" and "#else" is __used / __unused,
so factor it out to avoid code duplication.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---
include/linux/of.h | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/include/linux/of.h b/include/linux/of.h
index c7292e8..9b33e2e 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -995,18 +995,17 @@ static inline int of_get_available_child_count(const struct device_node *np)
}
#if defined(CONFIG_OF) && !defined(MODULE)
-#define _OF_DECLARE(table, name, compat, fn, fn_type) \
- static const struct of_device_id __of_table_##name \
- __used __section(__##table##_of_table) \
- = { .compatible = compat, \
- .data = (fn == (fn_type)NULL) ? fn : fn }
+#define OF_DECLARE_USED_OR_UNUSED __used
#else
+#define OF_DECLARE_USED_OR_UNUSED __maybe_unused
+#endif
+
#define _OF_DECLARE(table, name, compat, fn, fn_type) \
static const struct of_device_id __of_table_##name \
- __attribute__((unused)) \
+ OF_DECLARE_USED_OR_UNUSED \
+ __section(__##table##_of_table) \
= { .compatible = compat, \
.data = (fn == (fn_type)NULL) ? fn : fn }
-#endif
typedef int (*of_init_fn_2)(struct device_node *, struct device_node *);
typedef void (*of_init_fn_1)(struct device_node *);
--
1.9.1
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2016-06-06 9:45 [PATCH] of: factor __used / __unused out of _OF_DECLARE() Masahiro Yamada
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