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SubjectRe: [PATCH] of: return of_get_cpu_node from of_cpu_device_node_get if CPUs are not registered
On Mon, Jul 24, 2017 at 05:32:21PM +0100, Sudeep Holla wrote:
>
>
> On 24/07/17 17:00, Rob Herring wrote:
> > On Mon, Jul 24, 2017 at 8:55 AM, Sudeep Holla <sudeep.holla@arm.com> wrote:
> >> Instead of the callsites choosing between of_cpu_device_node_get if the
> >> CPUs are registered as of_node is populated by then and of_get_cpu_node
> >> when the CPUs are not yet registered as CPU of_nodes are not yet stashed
> >> thereby needing to parse the device tree, we can call of_get_cpu_node
> >> in case the CPUs are not yet registered.
> >>
> >> This will allow to use of_cpu_device_node_get anywhere hiding the
> >> details from the caller.
> >>
> >> Cc: Rob Herring <robh+dt@kernel.org>
> >> Cc: Frank Rowand <frowand.list@gmail.com>
> >> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
> >> ---
> >> include/linux/of_device.h | 2 +-
> >> 1 file changed, 1 insertion(+), 1 deletion(-)
> >>
> >> Hi Rob,
> >>
> >> Let me know if you are OK with this change. I keep seeing different
> >> drivers calling of_get_cpu_node or of_cpu_device_node_get based on what
> >> they are aware of or copying from other place without knowing the
> >> details. I am trying to avoid that and ask to use of_cpu_device_node_get
> >> at all places instead.
> >
> > Seems fine to me.
> >
> > Acked-by: Rob Herring <robh@kernel.org>
> >
>
> Thanks. Can you take it through your tree itself ? I can make any follow
> patches(if any) once this lands in the tree. I don't have any for now
> just to avoid all cross dependencies.

Done.

Rob

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