drm: Update generic, ttm and radeon code to Linux 4.9

* Generally cleanup non driver-specific code and increase its
robustness

* DisplayPort support improvements

* Atomic modesetting improvement

drm: Update generic, ttm and radeon code to Linux 4.9

* Generally cleanup non driver-specific code and increase its
robustness

* DisplayPort support improvements

* Atomic modesetting improvements

* Radeon performance and stability improvements

* drm/i915 stays based on Linux 4.7.10 with Linux 4.19 changes
for now

Reviewed-by: Romick

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drm: Sync a few headers with Linux 4.4

drm/i915: Update to Linux 4.4

* Broxton and Skylake support improvements

* Cherryview specific fixes

* Atomic modesetting conversion progress

* Improved validation of video modes. Some low-power

drm/i915: Update to Linux 4.4

* Broxton and Skylake support improvements

* Cherryview specific fixes

* Atomic modesetting conversion progress

* Improved validation of video modes. Some low-power chips can't
drive all DP screens and this is now detected by the driver.

* PSR and FBC improvements and bug fixes

* Workarounds for some specific HDMI monitors needing more time than
allowed by the spec to handle hot-plug events

* As usual, various fixes for little issues here and there

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drm: Sync drm_agpsupport.h with Linux 4.3

Fix build w/o __OS_HAS_AGP

Perform some cleanup in drmP.h as well.

No functional change intended.

Submitted-by: ftigeot@ with few changes

kernel/linux: Move M_DRM definition to kern_slaballoc.c

Making it available to more than the drm subsystem

drm: Use drm_legacy_xxx functions

Reducing differences with Linux

drm/i915: Update to Linux 3.18

* Revamped, more robust vblank handling

* More paranoid pageflips, with added error detection and recovery logic

* Lots of Cherryview improvements, including runtime

drm/i915: Update to Linux 3.18

* Revamped, more robust vblank handling

* More paranoid pageflips, with added error detection and recovery logic

* Lots of Cherryview improvements, including runtime power management
and better eDP panel support

* Lots of Broadwell improvements. GPU commands can now be submitted via
a new execlist mechanism

* Preparatory work for Skylake support

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drm: Change sruct drm_local_map

Make it identical to the version from Linux 3.8.13.

drm: Consolidate memory allocation types

* The DRM subsystem was using many different kmalloc types for no
good reason

* Some types were only used twice (1x kmalloc() and 1x kfree() calls)

* Rem

drm: Consolidate memory allocation types

* The DRM subsystem was using many different kmalloc types for no
good reason

* Some types were only used twice (1x kmalloc() and 1x kfree() calls)

* Remove that useless complexity and only keep one kmalloc type for
the whole DRM subsystem and its drivers

Inspired-by: OpenBSD

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drm: Remove a no longer used kmalloc type

drm: Reduce differences with Linux 3.8

kernel/drm: Fix incomplete commit 116d6d9766.

Remove drm_drawable.c from 'files' and while here, also remove a no
longer used malloc type.

drm: Use an include directory hierarchy similar to the Linux one

drm: Merge the drm and drm2 implementations

* Move the drm2 i915 driver to sys/dev/drm/i915kms

* The legacy i915 driver remains untouched

* Only sys/dev/drm/ shall remain

drm: Partial sync with FreeBSD

kernel: Remove some unused kmalloc types in drm/drm2 code.

OK'd: ftigeot

Initial import of binutils 2.22 on the new vendor branch

Future versions of binutils will also reside on this branch rather
than continuing to create new binutils branches for each new version.

DRM from FreeBSD current, tested for r600

Author: David Shao <davshao@gmail.com>

Sync DRM code with FreeBSD trunk rev 190433.

DRM update to git snapshot from 2008-01-04.