Thread (24 messages) flat view 24 messages, 5 authors, 2010-02-14
STALE6017d

[PATCH 5/9] of: put default string compare and #a/s-cell values into common header

From: Grant Likely <hidden>
Date: 2010-02-13 16:08:12
Also in: lkml, sparclinux
Subsystem: linux for powerpc (32-bit and 64-bit), microblaze architecture, open firmware and flattened device tree, the rest · Maintainers: Madhavan Srinivasan, Michal Simek, Rob Herring, Saravana Kannan, Linus Torvalds

Most architectures don't need to change these.  Put them into common
code to eliminate some duplication

Signed-off-by: Grant Likely <redacted>
---

 arch/microblaze/include/asm/prom.h |    7 -------
 arch/powerpc/include/asm/prom.h    |    7 -------
 include/linux/of.h                 |   13 +++++++++++++
 3 files changed, 13 insertions(+), 14 deletions(-)
diff --git a/arch/microblaze/include/asm/prom.h b/arch/microblaze/include/asm/prom.h
index 6c6b386..ddc5c57 100644
--- a/arch/microblaze/include/asm/prom.h
+++ b/arch/microblaze/include/asm/prom.h
@@ -26,13 +26,6 @@
 #include <asm/irq.h>
 #include <asm/atomic.h>
 
-#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT	1
-#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT	1
-
-#define of_compat_cmp(s1, s2, l)	strncasecmp((s1), (s2), (l))
-#define of_prop_cmp(s1, s2)		strcmp((s1), (s2))
-#define of_node_cmp(s1, s2)		strcasecmp((s1), (s2))
-
 extern struct device_node *of_chosen;
 
 #define HAVE_ARCH_DEVTREE_FIXUPS
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
index f384db8..4a5070e 100644
--- a/arch/powerpc/include/asm/prom.h
+++ b/arch/powerpc/include/asm/prom.h
@@ -23,13 +23,6 @@
 #include <asm/irq.h>
 #include <asm/atomic.h>
 
-#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT	1
-#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT	1
-
-#define of_compat_cmp(s1, s2, l)	strcasecmp((s1), (s2))
-#define of_prop_cmp(s1, s2)		strcmp((s1), (s2))
-#define of_node_cmp(s1, s2)		strcasecmp((s1), (s2))
-
 extern struct device_node *of_chosen;
 
 #define HAVE_ARCH_DEVTREE_FIXUPS
diff --git a/include/linux/of.h b/include/linux/of.h
index 48b0ee6..5cd2840 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -116,6 +116,19 @@ static inline unsigned long of_read_ulong(const __be32 *cell, int size)
 
 #include <asm/prom.h>
 
+/* Default #address and #size cells.  Allow arch asm/prom.h to override */
+#if !defined(OF_ROOT_NODE_ADDR_CELLS_DEFAULT)
+#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 1
+#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1
+#endif
+
+/* Default string compare functions, Allow arch asm/prom.h to override */
+#if !defined(of_compat_cmp)
+#define of_compat_cmp(s1, s2, l)	strncasecmp((s1), (s2), (l))
+#define of_prop_cmp(s1, s2)		strcmp((s1), (s2))
+#define of_node_cmp(s1, s2)		strcasecmp((s1), (s2))
+#endif
+
 /* flag descriptions */
 #define OF_DYNAMIC	1 /* node and properties were allocated via kmalloc */
 #define OF_DETACHED	2 /* node has been detached from the device tree */
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