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A protection on our mmap against attempts to map past the end of the object;
plus a fix off-by-one in our hang report and a protection;
and a fix for eDP panels on Gen9 platforms on VBT absence.

UAPI Changes:
- Report an error early instead of SIGBUS later when mmap beyond BO size

Core Changes:
- This includes backmerge of drm-next and two merges of Maarten's
  topic/hdr-formats

Driver Changes:
- Add Comet Lake (Gen9) PCI IDs to Coffee Lake ID list (Anusha)
- Add missing ICL PCI ID (Jose)
- Fix legacy gamma mode for ICL (Ville)
- Assume eDP is present on port A when there is no VBT (Thomas)
- Corrections to eDP training patterns (Jose)
- Fix PSR2 selective update corruption after PSR1 setup (Jose)
- Fix CRC mismatch error for DP link layer compliance (Aditya)
- Fix CNL DPLL readout and clean up code (Ville)
- Turn off the CUS when turning off a HDR plane (Ville)
- Avoid a race with execlist tasklet during race (Chris)
- Add missing CSC readout and clean up code (Ville)
- Avoid unnecessary wakeref during debugfs/drop_caches/set (Chris, Caz)
- Hold references to ring/HW context/context explicitly when used (Chris)

- Assume next platforms inherit old platform (Rodrigo)
- Use HWS indices rather than addresses for breadcrumbs (Chris)
- Add REG_BIT/REG_GENMASK and REG_FIELD_PREP macros (Jani)
- Convert crept in C99 types to kernel fixed size types (Jani)
- Avoid passing full dev_priv in forcewake functions (Daniele)
- Reset GuC on GPU reset (Sujaritha)
- Rework MG and Combo PLLs to vfuncs (Lucas)
- Explicitly track ppGTT size (Chris, Bob)
- Coding style improvements and code modularization (Ville)
- Selftest and debugging improvements (Chris)

- HDCP state handling in ddi_update_pipe
- Protect i915_active iterators from the shrinker
- Reacquire priolist cache after dropping the engine lock
- (Selftest) Always free spinner on __sseu_prepare error
- Acquire breadcrumb ref before canceling
- Fix atomic state leak on HDMI link reset
- Relax mmap VMA check

UAPI Changes:
- Disallow creating user context when GPU is wedged (Chris)
  Mesa: https://lists.freedesktop.org/archives/mesa-dev/2019-February/215469.html
- Remove engine instance from GEM_BUSY extended info (Chris)
  Only user of extended info is ddx/sna and it doesn't use instance

Cross-subsystem Changes:

Core Changes:

Driver Changes:

- Remove alpha_support protection for ICL
- HDCP 2.2 support (Ramalingam)
- HDMI infoframe support (Ville)
- Enable PSR2 by default (Jose)
- Support CRC on more planes on SKL+ (Ville)
- Read out memory type on Gen9+ (Ville)
- Pretend to only have 1 DBuf slice on ICL for now (Imre)
- Fix gamma mode state check on ICL (Uma)
- Fix the state checker for ICL Y planes (Ville)
- Force modeset when resetting HDMI link (Jose)
- Remove broken DP CRC support on g4x (Ville)
- Remove last global seqno and use random number in hangcheck to identify progress (Chris)
- Suppress mere WAIT and redundant preemption (Chris)
- Fix Bugzilla #109580: Limit deboosting and boosting for more GPU frequency hysteresis (Chris, Lyude)
- Use HW semaphores for inter-engine synchronization on Gen8+ (Chris)
- Avoid reporting GPU wedged while check is still in progress (Chris)
- Always sample an active ringbuffer in PMU (Chris)
- Report engines are idle if already parked (Chris)
- Default to Thread Group preemption for compute workloads on ICL (Michal)
- Fix a regression caused by the mmap VMA check (Tvrtko, Guenter)
- Remove assumptions about request ordering (Chris)
- Use single point of truth for PPS divisor register (Jani)
- Selftest improvements and CI bug fixes (Chris)

- Prepare codebase for Virtual Engine (Chris)
- Populate pipe_offsets[] & co. accurately (Ville)
- Make request/object/vma allocation caches global (Chris)
- Remove redundant likely/unlikely annotations (Chengguang)
- Reset locking fixes (Chris)
- GuC code refactoring (Sujaritha)
- Skip scanning signalers for inflight requests (Chris)
- Remove second level open-coded rcu work (Chris)
- Order if-ladders from newer to older platform (Rodrigo)
- Move MG pll hw_state readout / AUX mask code to separate function (Lucas)
- Track active contexts and pinning in context (Chris)

mei-hdcp driver

mei driver for the me hdcp client, for use by drm/i915.

Including the following prep work:
- whitelist hdcp client in mei bus
- merge to include char-misc-next
- drm/i915 side of the mei_hdcp/i915 component interface
- component prep work (including one patch touching i915&snd-hda)

drm/i915 fbdev takeover fix for v5.0

UAPI Changes:
- Optionally disable automatic recovery after a GPU reset (Chris)
  Mesa changes at:
  https://lists.freedesktop.org/archives/mesa-dev/2019-February/215431.html
- Added reminders about not leaving holes to uAPI number sequences

Cross-subsystem Changes:

- Includes the backmerge of drm-next and merge of Daniel's mei-hdcp/i915
  component interface work

Driver Changes:

- Correctly interpret Raw VBT Data Address on OpRegion version 2.1 (ICL+) (Jani)
- Fix to actually configure untiled fbdev displays (Maarten, Chris)
- Avoid referencing stale pointer in priority scheduler (Chris)
- Always restore interrupt enabling after a reset on older gens (Chris)
- Use time based guilty context banning (Chris)
- Implement new W/A for ICL pipe underruns with wm1+ disabled (Ville)
- Fix GLK degamma programming and add ICL degamma/gamma/CSC support (Uma)
- Apply RPS waitboosting to non-i915 fences (Chris)
- Protect i915_active iterators from the shrinker (Chris)
- Defer application of request banning to submission to avoid escapes (Chris)
- Track the snd/hda display_power_status using a cookie (Chris)
- Only try to park engines after a failed reset (Chris)
- Don't claim an unstarted request was guilty of causing hang (Chris)
- Revoke mmaps and prevent access to fence registers across reset (Chris)
- Make driver reset and wedging more robust (Chris)
- Avoid fence releasing race (Mika, Chris)
- Fix HDCP state handling for DDI during fastset (Ram)

- Register naming fixes (Aditya, Ville)
- Fix OpRegion version check (Jani)
- Gamma and CSC state tracking fixes (Ville)
- Add driver debugging aids (Ville, Chris)
- Fixes and improvements to CI issues and kernel selftests (Chris, Jose)

Prep patches + headers for the mei-hdcp/i915 component interfaces

Also contains the prep work in the component helpers plus adjustements
for the snd-hda/i915 component interface.

Plus one small static inline in the drm_hdcp.h header that both i915
and mei_hdcp will need.

drm/i915 fixes for v5.0-rc7:
- combo phy programming fix
- opregion version check fix for VBT RVDA lookup
- gem mmap ioctl race fix
- fbdev hpd during suspend fix
- array size bounds check fix in pmu

typed componented support + i915/snd-hda changes

This is needed by the new MEI-HDCP support in i915, so will need to go
in through drm and drivers-misc trees at least.

UAPI Changes:

- Expose RPCS (SSEU) configuration to userspace for Ice Lake
in order to allow userspace to reconfigure the subslice config
per context basis. (Tvrtko, Lionel)

Driver Changes:

- Execbuf and preemption improvements including selftests (Chris)
- Rename HAS_GMCH_DISPLAY/HAS_GMCH (Rodrigo)
- Debugfs error handling fix for robustness (Greg)
- Improve reg_rw traces (Ville)
- Push clear_intel_crtc_state onto the heap (Chris)
- Watermark fixes for Ice Lake (Ville)
- Fix enable count array size and bounds checking (Tvrtko)
- MST Fixes (Lyude)
- Prevent race and handle error on I915_GEM_MMAP (Joonas)
- Initial rework for an full atomic gamma mode (Ville)

drm/i915 fixes for v5.0-rc6:
- SNB DPLL sanitize
- ICL DDI clock selection
- SLK srckey mask

drm/i915 fixes for v5.0-rc6:
- SNB DPLL sanitize
- ICL DDI clock selection
- SLK srckey mask

- Make background color and LUT more robust (Matt)
- Icelake display fixes (Ville, Imre)
- Workarounds fixes and reorg (Tvrtko, Talha)
- Enable fastboot by default on VLV and CHV (Hans)
- Add another PCI ID for Coffee Lake (Rodrigo)

- MOCS table rework for simplification and to add ICL (Lucas, Tomasz)
- Move RPCS setup to context pin (Tvrtko)
- Breadcrumb simplification and GPU Reset improvements (Chris)
- Many fixes for TV modeset (Ville)
- Clean up on atomic plane checks (Ville)
- NV12 pich check fix (Raviraj)
- Disable -Wuninitialized (Nathan)
- Sanitize DPLL state for broken BIOSes on SNB (Ville)
- Rework on vma locking and counting and introduce a concept of per-timeline
  HWSP (Chris)
- Enable fastboot by default on Skylake and newer platforms (Hans)
- Fix slk srckey mask bits (Ville)
- Selftests fixes (Chris)
- Execlists and preemption improvements and fixes (Chris)
- drm consitify drm_color_lut_check (Ville)
- Ice Lake clock fixes (Lucas)

- Track all runtime-PM wakerefs and other rpm improvements (Chris)
- Fix ILK-IVB primary plane enable delays (Juha-Pekka)
- Differentiate between gtt->mutex and ppgtt->mutex (Chris)
- Prevent concurrent GGTT update and use on Braswell (Chris)
- Fix CNL macros for DDI vswing (Aditya)
- Fix static code analysis warning (RK)
- Only dump GPU state on set-wedged if interesting (Chris)
- Port F detection improvements (Imre)
- userptr mutex lock fixes (Chris)
- Fix on MST allocation by propagating error value at compute_config (Lyude)
- Serialise concurrent calls to set_wedge (Chris)
- Unify reset functionality into i915_reset.c (Chris)
- Switch to kernel fixed size types (Jani)
- Limit the for_each_set_bit to the valid range (Chris)
- Fix wakeref cooie handling (Tvrtko)
- IRQs handling improvements (Chris)
- Selftests improvements (Chris)
- Remove superfluous PANEL_POWER_OFF macro (Jani)
- Global seqno fix (Chris)
- DSI fixes (Hans)
- Refactor out intel_context_init() (Chris)
- Show all active engines on hangcheck (Chris)
- PSR2 fixes and improvements (Jose)
- Do a posting read after irq install on Ice Lake (Daniele)
- Add few more device IDs for Ice Lake (Rodrigo)
- Mark up priority boost on preemption (Chris)
- Add color management LUT validation helper (Matt)
- Split out intel_crt_present to platform specific setup (Jani)
- LVDS and TV clean up and improvements (Jani)
- Simplify CRT VBT check for per-VLV/DDI (Jani)
- De-inline intel_context_init() (Chris)
- Backlight fixes (Maarten)
- Enable fastset for non-boot modesets (Maarten)
- Make HW readout mark CRTC scaler as in use (Maarten)

drm/i915 fixes for v5.0-rc4:
- fix priority boost
- gvt: fix destroy of shadow batch and indirect ctx

drm/i915/gvt fixes for v5.0-rc3

i915 fixes for v5.0-rc2:
- Disable PSR for Apple panels
- Broxton ERR_PTR error state fix
- Kabylake VECS workaround fix
- Unwind failure on pinning the gen7 ppgtt
- GVT workload request allocation fix

- Unwind failure on pinning the gen7 PPGTT (Chris)
- Fastset updates to make sure DRRS and PSR are properly enabled (Hans)
- Header include clean-up (Brajeswar, Jani)
- Improvements and clean-up on debugfs (Chris, Jani)
- Avoid division by zero on CNL clocks setup (Xiao)
- Restrict PSMI context load w/a to Haswell GT1 (Chris)
- Remove HW semaphores for gen7 inter-engine sync (Chris)
- Pull the render flush into breadcrumb emission (Chris)
- i915_params copy and free helpers and other reorgs and docs (Jani)
- Remove has_pooled_eu static initializer (Tvrtko)
- Updates on kerneldoc (Chris)
- Remove redundant trailing request flush (Chris)
- ringbuffer irq seqno fixes and clean-up (Chris)
- splitting off runtime device info and other clean-up around (Jani)
- Selftests improvements (Chris, Daniele)
- Flush RING_IMR changes before changing the global GT IMR on gen6 and HSW (Chris)
- Some improvements and fixes around GPU reset and GPU hang report (Chris)
- Remove partial attempt to swizzle on pread/pwrite (Chris)
- Return immediately if trylock fails for direct-reclaim (Chris)
- Downgrade scare message for unknown HuC firmware (Jani)
- ACPI / PMIC for MIPI / DSI (Hans)
- Reduce i915_request_alloc retirement to local context (Chris)
- Init per-engine WAs for all engines (Daniele)
- drop DPF code for gen8+ (Daniele)
- Guard error capture against unpinned vma (Chris)
- Use mutex_lock_killable from inside the shrinker (Chris)
- Removing pooling from struct_mutex from vmap shrinker (Chris)