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authorNathan Lynch <ntl@pobox.com>2008-12-10 14:46:04 +0000
committerPaul Mackerras <paulus@samba.org>2008-12-21 14:21:14 +1100
commite523f723d69cde44e10116d7f49b277da0c6702c (patch)
treedc6443159ddfe4965264593c9f493f927e8b1d52 /arch/powerpc/include
parent749820928a2fd47ff536773d869d2c3f8038b7d1 (diff)
powerpc: Add of_find_next_cache_node()
We have more than one piece of code that looks up cache nodes manually using the "l2-cache" property. Add a common helper routine which does this and handles ePAPR's "next-level-cache" property as well as powermac. Signed-off-by: Nathan Lynch <ntl@pobox.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/include')
-rw-r--r--arch/powerpc/include/asm/prom.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
index eb3bd2e1c7f..6ff04185d2a 100644
--- a/arch/powerpc/include/asm/prom.h
+++ b/arch/powerpc/include/asm/prom.h
@@ -253,6 +253,9 @@ extern void kdump_move_device_tree(void);
/* CPU OF node matching */
struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
+/* cache lookup */
+struct device_node *of_find_next_cache_node(struct device_node *np);
+
/* Get the MAC address */
extern const void *of_get_mac_address(struct device_node *np);