drm: reorganise drm tree to be more future proof.

With the coming of kernel based modesetting and the memory manager stuff,
the everything in one directory approach was getting very ugly and
starting to be unmanageable.

This restructures the drm along the lines of other kernel components.

It creates a drivers/gpu/drm directory and moves the hw drivers into
subdirectores. It moves the includes into an include/drm, and
sets up the unifdef for the userspace headers we should be exporting.

Signed-off-by: Dave Airlie <airlied@redhat.com>

118 files changed, 121 insertions, 6080 deletions

diff --git a/drivers/Makefile b/drivers/Makefile
index f65deda72d61..fda44679dffc 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -10,6 +10,7 @@ obj-$(CONFIG_PCI)		+= pci/
 obj-$(CONFIG_PARISC)		+= parisc/
 obj-$(CONFIG_RAPIDIO)		+= rapidio/
 obj-y				+= video/
+obj-y				+= gpu/
 obj-$(CONFIG_ACPI)		+= acpi/
 # PnP must come after ACPI since it will eventually need to check if acpi
 # was used and do nothing if so
diff --git a/drivers/char/Makefile b/drivers/char/Makefile
index 4c1c584e9eb6..81630a68475c 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -101,7 +101,6 @@ obj-$(CONFIG_TELCLOCK)		+= tlclk.o
 
 obj-$(CONFIG_MWAVE)		+= mwave/
 obj-$(CONFIG_AGP)		+= agp/
-obj-$(CONFIG_DRM)		+= drm/
 obj-$(CONFIG_PCMCIA)		+= pcmcia/
 obj-$(CONFIG_IPMI_HANDLER)	+= ipmi/
 
diff --git a/drivers/char/drm/Makefile b/drivers/char/drm/Makefile
deleted file mode 100644
index 1283ded88ead..000000000000
--- a/drivers/char/drm/Makefile
+++ /dev/null
@@ -1,40 +0,0 @@
-#
-# Makefile for the drm device driver.  This driver provides support for the
-# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
-
-drm-objs    :=	drm_auth.o drm_bufs.o drm_context.o drm_dma.o drm_drawable.o \
-		drm_drv.o drm_fops.o drm_ioctl.o drm_irq.o \
-		drm_lock.o drm_memory.o drm_proc.o drm_stub.o drm_vm.o \
-		drm_agpsupport.o drm_scatter.o ati_pcigart.o drm_pci.o \
-		drm_sysfs.o drm_hashtab.o drm_sman.o drm_mm.o
-
-tdfx-objs   := tdfx_drv.o
-r128-objs   := r128_drv.o r128_cce.o r128_state.o r128_irq.o
-mga-objs    := mga_drv.o mga_dma.o mga_state.o mga_warp.o mga_irq.o
-i810-objs   := i810_drv.o i810_dma.o
-i830-objs   := i830_drv.o i830_dma.o i830_irq.o
-i915-objs   := i915_drv.o i915_dma.o i915_irq.o i915_mem.o
-radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o radeon_irq.o r300_cmdbuf.o
-sis-objs    := sis_drv.o sis_mm.o
-savage-objs := savage_drv.o savage_bci.o savage_state.o
-via-objs    := via_irq.o via_drv.o via_map.o via_mm.o via_dma.o via_verifier.o via_video.o via_dmablit.o
-
-ifeq ($(CONFIG_COMPAT),y)
-drm-objs    += drm_ioc32.o
-radeon-objs += radeon_ioc32.o
-mga-objs    += mga_ioc32.o
-r128-objs   += r128_ioc32.o
-i915-objs   += i915_ioc32.o
-endif
-
-obj-$(CONFIG_DRM)	+= drm.o
-obj-$(CONFIG_DRM_TDFX)	+= tdfx.o
-obj-$(CONFIG_DRM_R128)	+= r128.o
-obj-$(CONFIG_DRM_RADEON)+= radeon.o
-obj-$(CONFIG_DRM_MGA)	+= mga.o
-obj-$(CONFIG_DRM_I810)	+= i810.o
-obj-$(CONFIG_DRM_I830)	+= i830.o
-obj-$(CONFIG_DRM_I915)  += i915.o
-obj-$(CONFIG_DRM_SIS)   += sis.o
-obj-$(CONFIG_DRM_SAVAGE)+= savage.o
-obj-$(CONFIG_DRM_VIA)	+=via.o
diff --git a/drivers/char/drm/drm.h b/drivers/char/drm/drm.h
deleted file mode 100644
index 38d3c6b8276a..000000000000
--- a/