On Wed, 2013-09-18 at 11:53 +0100, Sudeep KarkadaNagesha wrote:
> From: Sudeep KarkadaNagesha <sudeep.karkadanage...@arm.com>
>
> 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 <b...@kernel.crashing.org>
> Cc: Grant Likely <grant.lik...@linaro.org>
> Cc: Rob Herring <rob.herr...@calxeda.com>
> Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanage...@arm.com>
I've seen no follow up on that, I'm happy to stick it in powerpc-next
with some other late stuff.
Cheers,
Ben.
> ---
> arch/powerpc/include/asm/prom.h | 3 ---
> arch/powerpc/kernel/prom.c | 31 -------------------------------
> drivers/of/base.c | 31 +++++++++++++++++++++++++++++++
> include/linux/of.h | 2 ++
> 4 files changed, 33 insertions(+), 34 deletions(-)
>
> diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
> index 7d0c7f3..bf09e5a 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 09be275..4432fd8 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
> *
> diff --git a/drivers/of/base.c b/drivers/of/base.c
> index 865d3f6..b2cee3d 100644
> --- a/drivers/of/base.c
> +++ b/drivers/of/base.c
> @@ -1884,3 +1884,34 @@ int of_device_is_stdout_path(struct device_node *dn)
> return of_stdout == dn;
> }
> EXPORT_SYMBOL_GPL(of_device_is_stdout_path);
> +
> +/**
> + * 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(const 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;
> +}
> diff --git a/include/linux/of.h b/include/linux/of.h
> index f95aee3..c08c07e 100644
> --- a/include/linux/of.h
> +++ b/include/linux/of.h
> @@ -226,6 +226,8 @@ static inline int of_get_child_count(const struct
> device_node *np)
> return num;
> }
>
> +/* cache lookup */
> +extern struct device_node *of_find_next_cache_node(const struct device_node
> *);
> extern struct device_node *of_find_node_with_property(
> struct device_node *from, const char *prop_name);
> #define for_each_node_with_property(dn, prop_name) \
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