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tests: Add test for energy_perf_bias support

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Bastien Nocera 2022-06-28 11:55:59 +02:00
parent d42af96f9d
commit 58d556e85b
1 changed files with 49 additions and 0 deletions
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49
tests/integration-test.py
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@ -549,6 +549,55 @@ class Tests(dbusmock.DBusTestCase):
self.stop_daemon()
def test_intel_pstate_passive_with_epb(self):
'''Intel P-State in passive mode (no HWP) with energy_perf_bias'''
dir1 = os.path.join(self.testbed.get_root_dir(), "sys/devices/system/cpu/cpufreq/policy0/")
os.makedirs(dir1)
with open(os.path.join(dir1, 'scaling_governor'), 'w') as gov:
gov.write('powersave\n')
with open(os.path.join(dir1, "energy_performance_preference"),'w') as prefs:
prefs.write("performance\n")
dir2 = os.path.join(self.testbed.get_root_dir(), "sys/devices/system/cpu/cpu0/power/")
os.makedirs(dir2)
with open(os.path.join(dir2, 'energy_perf_bias'), 'w') as epb:
epb.write("6")
# Create Intel P-State configuration
pstate_dir = os.path.join(self.testbed.get_root_dir(), "sys/devices/system/cpu/intel_pstate")
os.makedirs(pstate_dir)
with open(os.path.join(pstate_dir, "no_turbo"),'w') as no_turbo:
no_turbo.write("0\n")
with open(os.path.join(pstate_dir, "status"),'w') as status:
status.write("passive\n")
self.start_daemon()
profiles = self.get_dbus_property('Profiles')
self.assertEqual(len(profiles), 3)
self.assertEqual(profiles[0]['Driver'], 'intel_pstate')
self.assertEqual(self.get_dbus_property('ActiveProfile'), 'balanced')
# Set power-saver mode
self.set_dbus_property('ActiveProfile', GLib.Variant.new_string('power-saver'))
self.assertEqual(self.get_dbus_property('ActiveProfile'), 'power-saver')
contents = None
with open(os.path.join(dir2, "energy_perf_bias"), 'rb') as f:
contents = f.read()
self.assertEqual(contents, b'15')
# Set performance mode
self.set_dbus_property('ActiveProfile', GLib.Variant.new_string('performance'))
self.assertEqual(self.get_dbus_property('ActiveProfile'), 'performance')
contents = None
with open(os.path.join(dir2, "energy_perf_bias"), 'rb') as f:
contents = f.read()
self.assertEqual(contents, b'0')
self.stop_daemon()
def test_dytc_performance_driver(self):
'''Lenovo DYTC performance driver'''