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authorEric Anholt <eric@anholt.net>2018-09-28 16:21:24 -0700
committerEric Anholt <eric@anholt.net>2018-10-15 13:10:47 -0700
commit6915c9a525e575732429c22b28eb11871a29374b (patch)
tree269922262baa0261eaf4f005bf5f0986b102720d /tools/perf/scripts/python
parentdrm/v3d: Fix a use-after-free race accessing the scheduler's fences. (diff)
downloadlinux-6915c9a525e575732429c22b28eb11871a29374b.tar.gz
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drm/v3d: Add a little debugfs entry for measuring the core clock.
This adds just enough performance counter support to measure the clock. We don't have linux kernel drivers for the clock driving the HW, and this was useful for determining that the V3D HW is running on a slow clock, not that the driver was slow. Signed-off-by: Eric Anholt <eric@anholt.net> Link: https://patchwork.freedesktop.org/patch/msgid/20180928232126.4332-2-eric@anholt.net Reviewed-by: Boris Brezillon <boris.brezillon@bootlin.com>
Diffstat (limited to 'tools/perf/scripts/python')
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