Re: [igt-dev] [PATCH i-g-t 4/6] tools: add i915 perf recorder tool

[Lionel Landwerlin <lionel.g.landwerlin@intel.com>]

On 18/02/2020 21:49, Lionel Landwerlin wrote:
> On 18/02/2020 21:36, Chris Wilson wrote:
>> Quoting Lionel Landwerlin (2020-02-18 19:25:08)
>>> On 18/02/2020 20:57, Chris Wilson wrote:
>>>> Quoting Lionel Landwerlin (2020-02-17 14:21:53)
>>>>> Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
>>>>> ---
>>>>>    lib/i915-perf.pc.in                           |    1 +
>>>>>    lib/i915/perf_data.h                          |  118 ++
>>>>>    lib/meson.build                               |    1 +
>>>>>    lib/tests/i915_perf_data_alignment.c          |   40 +
>>>>>    lib/tests/meson.build                         |    1 +
>>>>>    tools/i915-perf/i915_perf_control.c           |  133 +++
>>>>>    tools/i915-perf/i915_perf_recorder.c          | 1052 
>>>>> +++++++++++++++++
>>>>>    tools/i915-perf/i915_perf_recorder_commands.h |   39 +
>>>>>    tools/i915-perf/meson.build                   |   11 +
>>>>>    9 files changed, 1396 insertions(+)
>>>>>    create mode 100644 lib/i915/perf_data.h
>>>>>    create mode 100644 lib/tests/i915_perf_data_alignment.c
>>>>>    create mode 100644 tools/i915-perf/i915_perf_control.c
>>>>>    create mode 100644 tools/i915-perf/i915_perf_recorder.c
>>>>>    create mode 100644 tools/i915-perf/i915_perf_recorder_commands.h
>>>>>
>>>>> diff --git a/lib/i915-perf.pc.in b/lib/i915-perf.pc.in
>>>>> index e72efdc3..8cfa3dbe 100644
>>>>> --- a/lib/i915-perf.pc.in
>>>>> +++ b/lib/i915-perf.pc.in
>>>>> @@ -6,5 +6,6 @@ includedir=@includedir@
>>>>>    Name: i915-perf
>>>>>    Description: i915 perf library
>>>>>    Version: @version@
>>>>> +Requires: libdrm
>>>> You only use the uAPI headers, and they are in include/drm-uapi/
>>>> Right?
>>>> -Chris
>>> For IGT yeah, but for another application using this library, it needs
>>> the dependency.
>> Isn't that a Requires.private:
>> No linkage required, but headers are?
>> -Chris
>
> The headers are a structure pointer from i915_drm.h
>
> But I can probably forward declare this and potentially drop the need 
> for any dep :)
>
>
> -Lionel 


Arg I was wrong, one of the packet in the perf_data.h embeds the 
topology structure from i915_drm.h.


I guess it could be rewritten just in there. What do you think?

Thanks,


-Lionel

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