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instrument/frames: Add surfaceflinger frames instrument

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Add an instrument that utilizes the SurfaceFringerFrameCollector.
This commit is contained in:
Sergei Trofimov 2017-06-06 17:34:59 +01:00
parent 2b3cee6a7e
commit 1d3b4c8062
1 changed files with 30 additions and 7 deletions
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37
devlib/instrument/frames.py
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@ -1,16 +1,19 @@
from devlib.instrument import (Instrument, CONTINUOUS, from devlib.instrument import (Instrument, CONTINUOUS,
MeasurementsCsv, MeasurementType) MeasurementsCsv, MeasurementType)
from devlib.utils.rendering import (GfxinfoFrameCollector, from devlib.utils.rendering import (GfxinfoFrameCollector,
SurfaceFlingerFrameCollector,
SurfaceFlingerFrame,
read_gfxinfo_columns) read_gfxinfo_columns)
class GfxInfoFramesInstrument(Instrument): class FramesInstrument(Instrument):
mode = CONTINUOUS mode = CONTINUOUS
collector_cls = None
def __init__(self, target, package, period=2, keep_raw=True): def __init__(self, target, collector_target, period=2, keep_raw=True):
super(GfxInfoFramesInstrument, self).__init__(target) super(FramesInstrument, self).__init__(target)
self.package = package self.collector_target = collector_target
self.period = period self.period = period
self.keep_raw = keep_raw self.keep_raw = keep_raw
self.collector = None self.collector = None
@ -19,9 +22,9 @@ class GfxInfoFramesInstrument(Instrument):
self._init_channels() self._init_channels()
def reset(self, sites=None, kinds=None, channels=None): def reset(self, sites=None, kinds=None, channels=None):
super(GfxInfoFramesInstrument, self).reset(sites, kinds, channels) super(FramesInstrument, self).reset(sites, kinds, channels)
self.collector = GfxinfoFrameCollector(self.target, self.period, self.collector = self.collector_cls(self.target, self.period,
self.package, self.header) self.collector_target, self.header)
self._need_reset = False self._need_reset = False
def start(self): def start(self):
@ -42,6 +45,15 @@ class GfxInfoFramesInstrument(Instrument):
self.collector.write_frames(outfile, columns=active_sites) self.collector.write_frames(outfile, columns=active_sites)
return MeasurementsCsv(outfile, self.active_channels) return MeasurementsCsv(outfile, self.active_channels)
def _init_channels(self):
raise NotImplementedError()
class GfxInfoFramesInstrument(FramesInstrument):
mode = CONTINUOUS
collector_cls = GfxinfoFrameCollector
def _init_channels(self): def _init_channels(self):
columns = read_gfxinfo_columns(self.target) columns = read_gfxinfo_columns(self.target)
for entry in columns: for entry in columns:
@ -51,3 +63,14 @@ class GfxInfoFramesInstrument(Instrument):
self.add_channel(entry, 'time_us') self.add_channel(entry, 'time_us')
self.header = [chan.label for chan in self.channels.values()] self.header = [chan.label for chan in self.channels.values()]
class SurfaceFlingerFramesInstrument(FramesInstrument):
mode = CONTINUOUS
collector_cls = SurfaceFlingerFrameCollector
def _init_channels(self):
for field in SurfaceFlingerFrame._fields:
# remove the "_time" from filed names to avoid duplication
self.add_channel(field[:-5], 'time_us')
self.header = [chan.label for chan in self.channels.values()]