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SubjectRe: [PATCH v3] Add power/gpu_frequency tracepoint.
On Thu, 20 Aug 2020 12:41:34 -0700
Peiyong Lin <lpy@google.com> wrote:

> Historically there is no common trace event for GPU frequency, in
> downstream Android each different hardware vendor implements their own
> way to expose GPU frequency, for example as a debugfs node. This patch
> standardize it as a common trace event in upstream linux kernel to help
> the ecosystem have a common implementation across hardware vendors.
> Toolings in the Linux ecosystem will benefit from this especially in the
> downstream Android, where this information is critical to graphics
> developers.
>
> Signed-off-by: Peiyong Lin <lpy@google.com>

Just from the tracing point of view (not from the content of the trace
point of view).

Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

-- Steve

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