drm/linux: Add set_memory_uc()

drm/linux: Add set_pages_array_xx() functions

drm: Define struct page and use it everywhere

* Removing countless differences with Linux

* struct page is essentially struct vm_page named differently.
Both can be casted to the other one withou

drm: Define struct page and use it everywhere

* Removing countless differences with Linux

* struct page is essentially struct vm_page named differently.
Both can be casted to the other one without further thought.

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drm/linux: Add cacheflushopt()

drm/linux: Add set_pages_wb()

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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kernel - Fix pmap_change_attr() use cases.

* In DragonFly this function takes a page count, not a byte count.
some calls were made with a byte count, others with a page count.

Note that in Free

kernel - Fix pmap_change_attr() use cases.

* In DragonFly this function takes a page count, not a byte count.
some calls were made with a byte count, others with a page count.

Note that in FreeBSD this function takes a byte count, but after
reviewing the use cases I decided to normalize it all to a page count.

* Fixes reported DRM issues. Might also fix test branch ehci/ethernet
panics due to memory corruption when DRM is loaded.

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drm: Implement set_memory_wc() and set_memory_wb()

drm/linux: Add set_pages_uc()