diff options
| author | Ville Syrjälä <[email protected]> | 2014-10-07 17:41:22 +0300 |
|---|---|---|
| committer | Daniel Vetter <[email protected]> | 2014-11-07 18:42:21 +0100 |
| commit | 6bcda4f0dfcbe78349b5b283af892913299c8b2a (patch) | |
| tree | d88c95daa535ab2656a2ea20f92027aaa0a420ce /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/SchedGui.py | |
| parent | 9500986159d9017f9277f9e42a1f9b13b5e0e666 (diff) | |
drm/i915: Cache HPLL frequency on VLV/CHV
We need the HPLL frequency when calculating cdclk. Currently we read
that out from the hardware every single time, which isn't going to fly
very well if the device is runtime suspended. So cache the HPLL
frequency in dev_priv and use the cached value.
Signed-off-by: Ville Syrjälä <[email protected]>
Reference: https://bugs.freedesktop.org/show_bug.cgi?id=82939
Reviewed-by: Imre Deak <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/SchedGui.py')
0 files changed, 0 insertions, 0 deletions