Merge branch 'radeon-ttm' of git://people.freedesktop.org/~airlied/drm into modesetting-101

Conflicts:

	linux-core/Makefile.kernel
	linux-core/drmP.h
	shared-core/radeon_cp.c
	shared-core/radeon_drv.h
	shared-core/radeon_irq.c

	modified:   linux-core/Makefile.kernel
	modified:   linux-core/ati_pcigart.c
	modified:   linux-core/drmP.h
	new file:   linux-core/radeon_buffer.c
	modified:   linux-core/radeon_drv.c
	new file:   linux-core/radeon_fence.c
	modified:   shared-core/radeon_cp.c
	modified:   shared-core/radeon_drm.h
	modified:   shared-core/radeon_drv.h
	modified:   shared-core/radeon_irq.c
	modified:   tests/ttmtest/src/ttmtest.c