This patchset fixes a few issues on TypeC ports, related to the legacy port handling, HW state readout/verification. It also fixes an issue on TC port/MST outputs during system suspend/resume, where the modeset restoring the pre-suspend state fails atm. Tested on ICL, TGL, ADLP. Imre Deak (14): drm/i915/tc: Abort DP AUX transfer on a disconnected TC port drm/i915/tc: Fix TC port link ref init for DP MST during HW readout drm/i915/tc: Fix the ICL PHY ownership check in TC-cold state drm/i915/tc: Fix system resume MST mode restore for DP-alt sinks drm/i915/tc: Wait for IOM/FW PHY initialization of legacy TC ports drm/i915/tc: Factor out helpers converting HPD mask to TC mode drm/i915/tc: Fix target TC mode for a disconnected legacy port drm/i915/tc: Fix TC mode for a legacy port if the PHY is not ready drm/i915/tc: Fix initial TC mode on disabled legacy ports drm/i915/tc: Make the TC mode readout consistent in all PHY states drm/i915/tc: Assume a TC port is legacy if VBT says the port has HDMI drm/i915: Add encoder hook to get the PLL type used by TC ports drm/i915/tc: Factor out a function querying active links on a TC port drm/i915/tc: Check the PLL type used by an enabled TC port drivers/gpu/drm/i915/display/intel_ddi.c | 44 ++- drivers/gpu/drm/i915/display/intel_ddi.h | 3 + .../drm/i915/display/intel_display_types.h | 6 + drivers/gpu/drm/i915/display/intel_dp_aux.c | 15 +- drivers/gpu/drm/i915/display/intel_tc.c | 319 ++++++++++++++---- drivers/gpu/drm/i915/display/intel_tc.h | 1 + 6 files changed, 320 insertions(+), 68 deletions(-) -- 2.37.1
