FBC was disabled on TGL due to random underruns. It has been determined that FBC will not work reliably with PSR2. This series re-enables fbc along with taking care of the PSR2 limitations for TGL. Bspec: 50422 HSD: 14010260002 v2: Addressed review comments and added bspec links v3: Addressed Ville's review comments v4: Change the WA as per Jose's recommendation. Uma Shankar (2): drm/i915/display/tgl: Disable FBC with PSR2 Revert "drm/i915/display/fbc: Disable fbc by default on TGL" drivers/gpu/drm/i915/display/intel_fbc.c | 36 +++++++++++++++++++----- drivers/gpu/drm/i915/i915_drv.h | 1 + 2 files changed, 30 insertions(+), 7 deletions(-) -- 2.26.2 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
