drm/i915 features for v5.9 Highlights: - Rocket Lake (RKL) platform enabling (Matt Roper, Lucas, José, Aditya) Gem/GT: - Numerous selftest fixes and improvements (Chris) - TGL, RKL, EHL workaround updates (Matts Atwood and Roper, Clint, Swathi Dhanavanthri, Chris) - Retry faulthandlers on ENOSPC to avoid oomkiller (Chris) - Numerous refactorings and cleanups (Chris) - Several GT fixes around init/suspend/resume/shutdown (Chris) - Whitelist CTX_TIMESTAMP register on non-RCS (Chris) - Track if an engine requires forcewake w/a (Chris) - Locking improvements (Chris) - Timeslicing improvements (Chris) - Add a safety submission flush in the heartbeat (Chris) - Flush gen3 relocs harder (Chris) - Discard a misplaced GGTT vma (Chris) - Reduce relocation paths to async GPU relocations only (Chris) - It's all build up with no pay off (Chris' own words...) Display: - A plethora of DP MST fixes (Imre) - Implement proper dbuf global state (Ville) - Consider dbuf bandwidth when calculating CDCLK (Stan) - FBC fixes and refactoring (Ville) - PSR fixes and improvements (José, Gwan-gyeong) - Cursor size fixes (Ville) - Overlay color and gamma fixes (Ville) - Fix and improve FSB and HRAWCLK read out (Ville) - Pre allocate and late cleanup of DSB cmd buffer (Animesh) - Stop using mode->private_flags (Ville) - Add plane color encoding support for YCBCR_BT2020 (Kishore Kadiyala) - Update TGL Type-C DP and DKL HBR and HBR+ vswing tables (José) - Fix DSI connector init error path (Vivek) - A plethora of DP vswing/preemph fixes and refactoring (Ville) - Fix TGL DKL vswing sequence selection (Vandita) - Fix ICL hotplug interrupt disabling after storm detection (Imre) - Retry HDCP link integrity check on failure (Oliver Barta) - Fix TBT DPLL fractional divider (Imre) - Fix ICL+ HBR3 source rate (Matt Atwood) - Fix gen2 spurious underruns (Ville) - Fix potential NULL dereference, some spelling fixes (Colin Ian King) - Fix NULL dereference on encoder state probe (Chris) Other: - Backmerge to get mmap locking API (Jani) - Distinguish Comet Lake from Coffee Lake (Chris) - Various compiler warning fixes (Arnd Bergmann, Nathan Chancellor) - WARN* conversions to drm_WARN* (Pankaj) - Switch to device specific parameters with debugfs access (Jani) - Fix agp/intel error path leak (Qiushi Wu) - Forcewake power optimization (Chris) - Irq handler optimization (Chris)