On Fri, 2025-09-05 at 10:27 +0300, Jouni Högander wrote: > We are currently observing crc failures after we started using dsb > for PSR > updates as well. This seems to happen because PSR HW is still sending > couple of updates using old framebuffers on wake-up. > > On non-dsb commit we are waiting PSR HW to idle before starting a new > commit. Fix problems with dsb commit by adding similar wait on dsb > commit as well. > > v3: add intel_dsb as a parameter to intel_psr_wait_for_idle_dsb > v2: add pass crtc_state->dsb_commit as parameter > > Jouni Högander (4): > drm/i915/psr: Pass intel_crtc_state instead of intel_dp in > wait_for_idle > drm/i915/psr: Add new define for PSR idle timeout > drm/i915/psr: New interface adding PSR idle poll into dsb commit > drm/i915/psr: Add poll for checking PSR is idle before starting > update > > drivers/gpu/drm/i915/display/intel_display.c | 3 + > drivers/gpu/drm/i915/display/intel_psr.c | 69 +++++++++++++++--- > -- > drivers/gpu/drm/i915/display/intel_psr.h | 2 + > 3 files changed, 58 insertions(+), 16 deletions(-) >
Thank you Ville and Mika for your reviews. This is now pushed to drm- intel-next. BR, Jouni Högander
