On Thu, Jun 08, 2017 at 04:36:25PM +0000, Navare, Manasi D wrote: > On Thu, Jun 08, 2017 at 12:59:23AM +0000, Navare, Manasi D wrote: > > Hi, > > > > I am executing the DP compliance test suite and the only test > > currently failing with the drm-tip + my patch > > (https://patchwork.freedesktop.org/series/25191/) > > Is the power management test (4.4.3) where it expects the source DUT to go > > into Power state D3 by setting DPCD register 0x600 to 2 as requested by the > > test GUI and then exit to normal operation by writing 1 to that DPCD > > register. > > > > I see that in the code intel_dp_sink_dpms() with DPMS_OFF will set that > > register to 2 and then with DPMS on it sets it to 1, but since that happens > > only during encoder disable and enable, I am not sure how it will happen > > through this test. > > > > Any thoughts? Please refer to the section 4.4.3 in the CTS spec. > > There doesn't seem to support for automated test request for this stuff, so > it has to be done manually. What we should do in the test application is > ConnectorSetProperty(DPMS, OFF) + ConnectorSetProperty(DPMS, ON). > > But DPR 120 does not send a special power management test request, so when > should the app set DPMS property OFF and ON?
Yes, so presumably the user has to manually do it. > Is DPMS a property exposed through Connector properties? Yes. See kmstest_connector_dpms_something() in igt. -- Ville Syrjälä Intel OTC _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
