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| author | Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com> | 2013-09-18 11:53:05 +0100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-10-31 16:19:19 +1100 |
| commit | a3e31b4588443f37d82195096c6b30dff1c152c2 (patch) | |
| tree | 8a5dfd747a2d55e7106f2faeeb97d4e29fef6e15 /arch | |
| parent | afaf53985431bb295e4b723b08a55d0540cf8070 (diff) | |
| download | linux-a3e31b4588443f37d82195096c6b30dff1c152c2.tar.bz2 | |
of: Move definition of of_find_next_cache_node into common code.
Since the definition of_find_next_cache_node is architecture independent,
the existing definition in powerpc can be moved to driver/of/base.c
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/include/asm/prom.h | 3 | ||||
| -rw-r--r-- | arch/powerpc/kernel/prom.c | 31 |
2 files changed, 0 insertions, 34 deletions
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h index 7d0c7f3a7171..bf09e5a065b8 100644 --- a/arch/powerpc/include/asm/prom.h +++ b/arch/powerpc/include/asm/prom.h @@ -44,9 +44,6 @@ void of_parse_dma_window(struct device_node *dn, const __be32 *dma_window, extern void kdump_move_device_tree(void); -/* cache lookup */ -struct device_node *of_find_next_cache_node(struct device_node *np); - #ifdef CONFIG_NUMA extern int of_node_to_nid(struct device_node *device); #else diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 09be2759c314..4432fd86a6d2 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -761,37 +761,6 @@ void __init early_init_devtree(void *params) *******/ /** - * of_find_next_cache_node - Find a node's subsidiary cache - * @np: node of type "cpu" or "cache" - * - * Returns a node pointer with refcount incremented, use - * of_node_put() on it when done. Caller should hold a reference - * to np. - */ -struct device_node *of_find_next_cache_node(struct device_node *np) -{ - struct device_node *child; - const phandle *handle; - - handle = of_get_property(np, "l2-cache", NULL); - if (!handle) - handle = of_get_property(np, "next-level-cache", NULL); - - if (handle) - return of_find_node_by_phandle(be32_to_cpup(handle)); - - /* OF on pmac has nodes instead of properties named "l2-cache" - * beneath CPU nodes. - */ - if (!strcmp(np->type, "cpu")) - for_each_child_of_node(np, child) - if (!strcmp(child->type, "cache")) - return child; - - return NULL; -} - -/** * of_get_ibm_chip_id - Returns the IBM "chip-id" of a device * @np: device node of the device * |