- Merge trunk into ati-5-0-0 branchati-5-0-0-20010105ati-5-0-0-branch

18 files changed, 317 insertions, 121 deletions

diff --git a/linux-core/Makefile.kernel b/linux-core/Makefile.kernel
index 1e61ae972..9fe0038fc 100644
--- a/linux-core/Makefile.kernel
+++ b/linux-core/Makefile.kernel
@@ -6,6 +6,7 @@
 # drm.o is a fake target -- it is never built
 # The real targets are in the module-list
 O_TARGET	:= drm.o
+
 module-list     := gamma.o tdfx.o r128.o radeon.o ffb.o mga.o i810.o
 export-objs     := $(patsubst %.o,%_drv.o,$(module-list))
 
@@ -25,6 +26,11 @@ export-objs     := $(patsubst %.o,%_drv.o,$(module-list))
 # memory waste (in the dual-head case) for greatly improved long-term
 # maintainability.
 #
+# NOTE: lib-objs will be eliminated in future versions, thereby
+# eliminating the need to compile the .o files into every module, but
+# for now we still need them.
+#
+
 lib-objs   := init.o memory.o proc.o auth.o context.o drawable.o bufs.o
 lib-objs   += lists.o lock.o ioctl.o fops.o vm.o dma.o ctxbitmap.o
 
@@ -32,65 +38,71 @@ ifeq ($(CONFIG_AGP),y)
  lib-objs  += agpsupport.o
 else
  ifeq ($(CONFIG_AGP),m)
-  lib-objs  += agpsupport.o
+  lib-objs += agpsupport.o
  endif
 endif
 
-gamma-objs  := $(lib-objs) gamma_drv.o gamma_dma.o
-tdfx-objs   := $(lib-objs) tdfx_drv.o tdfx_context.o
-r128-objs   := $(lib-objs) r128_drv.o r128_cce.o r128_context.o \
-			   r128_bufs.o r128_state.o
-radeon-objs := $(lib-objs) radeon_drv.o radeon_cp.o radeon_context.o \
-                           radeon_bufs.o radeon_state.o
-ffb-objs    := $(lib-objs) ffb_drv.o ffb_context.o
-mga-objs    := $(lib-objs) mga_drv.o mga_dma.o mga_context.o \
-			   mga_bufs.o mga_state.o
-i810-objs   := $(lib-objs) i810_drv.o i810_dma.o i810_context.o \
-                           i810_bufs.o
-
-obj-$(CONFIG_DRM_GAMMA)  += gamma.o  $(gamma-objs)
-obj-$(CONFIG_DRM_TDFX)   += tdfx.o   $(tdfx-objs)
-obj-$(CONFIG_DRM_R128)   += r128.o   $(r128-objs)
-obj-$(CONFIG_DRM_RADEON) += radeon.o $(radeon-objs)
-obj-$(CONFIG_DRM_FFB)    += ffb.o    $(ffb-objs)
-
-ifneq ($CONFIG_AGP),)
-obj-$(CONFIG_DRM_MGA)   += mga.o   $(mga-objs)
-obj-$(CONFIG_DRM_I810)  += i810.o  $(i810-objs)
+gamma-objs  := gamma_drv.o    gamma_dma.o
+tdfx-objs   := tdfx_drv.o                   tdfx_context.o
+r128-objs   := r128_drv.o     r128_cce.o    r128_context.o   r128_bufs.o \
+               r128_state.o
+radeon-objs := radeon_drv.o   radeon_cp.o   radeon_context.o radeon_bufs.o \
+               radeon_state.o
+ffb-objs    := ffb_drv.o                    ffb_context.o
+mga-objs    := mga_drv.o      mga_dma.o     mga_context.o    mga_bufs.o \
+               mga_state.o
+i810-objs   := i810_drv.o     i810_dma.o    i810_context.o   i810_bufs.o
+
+obj-$(CONFIG_DRM_GAMMA)  += gamma.o
+obj-$(CONFIG_DRM_TDFX)   += tdfx.o
+obj-$(CONFIG_DRM_R128)   += r128.o
+obj-$(CONFIG_DRM_RADEON) += radeon.o
+obj-$(CONFIG_DRM_FFB)    += ffb.o
+obj-$(CONFIG_DRM_MGA)    += mga.o
+obj-$(CONFIG_DRM_I810)   += i810.o
+
+
+# When linking into the kernel, link the library just once. 
+# If making modules, we include the library into each module
+
+lib-objs-mod := $(patsubst %.o,%-mod.o,$(lib-objs))
+
+ifdef MAKING_MODULES
+  lib = drmlib-mod.a
+else
+  obj-y += drmlib.a
 endif
 
-# Take module names out of obj-y and int-m
-
-obj-y           := $(filter-out $(module-list), $(obj-y))
-int-m           := $(filter-out $(module-list), $(obj-m))
+include $(TOPDIR)/Rules.make
 
-# Translate to Rules.make lists.
+$(patsubst %.o,%.c,$(lib-objs-mod)): 
+	@ln -sf $(subst -mod,,$@) $@
 
-O_OBJS          := $(filter-out $(export-objs), $(obj-y))
-OX_OBJS         := $(filter     $(export-objs), $(obj-y))
-M_OBJS          := $(sort $(filter     $(module-list), $(obj-m)))
-MI_OBJS         := $(sort $(filter-out $(export-objs), $(int-m)))
-MIX_OBJS        := $(sort $(filter     $(export-objs), $(int-m)))
+drmlib-mod.a: $(lib-objs-mod)
+	rm -f $@
+	$(AR) $(EXTRA_ARFLAGS) rcs $@ $(lib-objs-mod)
 
-include $(TOPDIR)/Rules.make
+drmlib.a: $(lib-objs)
+	rm -f $@
+	$(AR) $(EXTRA_ARFLAGS) rcs $@ $(lib-objs)
 
-gamma.o: $(gamma-objs)
-	$(LD) -r -o $@ $(gamma-objs)
+gamma.o: $(gamma-objs) $(lib)
+	$(LD) -r -o $@ $(gamma-objs) $(lib)
 
-tdfx.o: $(tdfx-objs)
-	$(LD) -r -o $@ $(tdfx-objs)
+tdfx.o: $(tdfx-objs) $(lib)
+	$(LD) -r -o $@ $(tdfx-objs) $(lib)
 
-mga.o: $(mga-objs)
-	$(LD) -r -o $@ $(mga-objs)
+mga.o: $(mga-objs) $(lib)
+	$(LD) -r -o $@ $(mga-objs) $(lib)
 
-i810.o: $(i810-objs)
-	$(LD) -r -o $@ $(i810-objs)
+i810.o: $(i810-objs) $(lib)
+	$(LD) -r -o $@ $(i810-objs) $(lib)
 
-r128.o: $(r128-objs)
-	$(LD) -r -o $@ $(r128-objs)
+r128.o: $(r128-objs) $(lib)
+	$(LD) -r -o $@ $(r128-objs) $(lib)
 
-radeon.o: $(radeon-objs)
-	$(LD) -r -o $@ $(radeon-objs)
+radeon.o: $(radeon-objs) $(lib)
+	$(LD) -r -o $@ $(radeon-objs) $(lib)
 
-ffb.o: $(ffb-objs)
-	$(LD) -r -o $@ $(ffb-objs)
+ffb.o: $(ffb-objs) $(lib)
+	$(LD) -r -o $@ $(ffb-objs) $(lib)
diff --git a/linux-core/i810_dma.c b/linux-core/i810_dma.c
index 26fe0c1c1..aa824a79c 100644
--- a/linux-core/i810_dma.c
+++ b/linux-core/i810_dma.c
@@ -924,7 +924,7 @@ int i810_irq_install(drm_device_t *dev, int irq)
 	dev->dma->next_queue  = NULL;
 	dev->dma->this_buffer = NULL;
 
-	dev->tq.next	      = NULL;
+	INIT_LIST_HEAD(&dev->tq.list);
 	dev->tq.sync	      = 0;
 	dev->tq.routine	      = i810_dma_task_queue;
 	dev->tq.data	      = dev;
diff --git a/linux-core/mga_drv.c b/linux-core/mga_drv.c
index 883eb75ca..d1c39e999 100644
--- a/linux-core/mga_drv.c
+++ b/linux-core/mga_drv.c
@@ -38,7 +38,7 @@
 #define MGA_DESC	 "Matrox G200/G400"
 #define MGA_DATE	 "20000928"
 #define MGA_MAJOR	 2
-#define MGA_MINOR	 0
+#define MGA_MINOR	 1
 #define MGA_PATCHLEVEL	 1
 
 static drm_device_t	      mga_device;
@@ -114,6 +114,7 @@ static drm_ioctl_desc_t	      mga_ioctls[] = {
    	[DRM_IOCTL_NR(DRM_IOCTL_MGA_VERTEX)]  = { mga_vertex,      1, 0 },
    	[DRM_IOCTL_NR(DRM_IOCTL_MGA_FLUSH)]   = { mga_flush_ioctl, 1, 0 },
    	[DRM_IOCTL_NR(DRM_IOCTL_MGA_INDICES)] = { mga_indices,     1, 0 },
+     	[DRM_IOCTL_NR(DRM_IOCTL_MGA_BLIT)]    = { mga_blit,        1, 0 }, 
 };
 
 #define MGA_IOCTL_COUNT DRM_ARRAY_SIZE(mga_ioctls)
@@ -502,7 +503,7 @@ int mga_release(struct inode *inode, struct file *filp)
 	if (dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)
 	    && dev->lock.pid == current->pid) {
 	      	mga_reclaim_buffers(dev, priv->pid);
-		DRM_INFO("Process %d dead (ctx %d, d_s = 0x%02x)\n",
+		DRM_INFO("Process %d dead (ctx %d, d_s = 0x%02lx)\n",
 			 current->pid,
 			 _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock),
 			 dev->dev_private ?
diff --git a/linux/Makefile.kernel b/linux/Makefile.kernel
index 1e61ae972..9fe0038fc 100644
--- a/linux/Makefile.kernel
+++ b/linux/Makefile.kernel
@@ -6,6 +6,7 @@
 # drm.o is a fake target -- it is never built
 # The real targets are in the module-list
 O_TARGET	:= drm.o
+
 module-list     := gamma.o tdfx.o r128.o radeon.o ffb.o mga.o i810.o
 export-objs     := $(patsubst %.o,%_drv.o,$(module-list))
 
@@ -25,6 +26,11 @@ export-objs     := $(patsubst %.o,%_drv.o,$(module-list))
 # memory waste (in the dual-head case) for greatly improved long-term
 # maintainability.
 #
+# NOTE: lib-objs will be eliminated in future versions, thereby
+# eliminating the need to compile the .o files into every module, but
+# for now we still need them.
+#
+
 lib-objs   := init.o memory.o proc.o auth.o context.o drawable.o bufs.o
 lib-objs   += lists.o lock.o ioctl.o fops.o vm.o dma.o ctxbitmap.o
 
@@ -32,65 +38,71 @@ ifeq ($(CONFIG_AGP),y)
  lib-objs  += agpsupport.o
 else
  ifeq ($(CONFIG_AGP),m)
-  lib-objs  += agpsupport.o
+  lib-objs += agpsupport.o
  endif
 endif
 
-gamma-objs  := $(lib-objs) gamma_drv.o gamma_dma.o
-tdfx-objs   := $(lib-objs) tdfx_drv.o tdfx_context.o
-r128-objs   := $(lib-objs) r128_drv.o r128_cce.o r128_context.o \
-			   r128_bufs.o r128_state.o
-radeon-objs := $(lib-objs) radeon_drv.o radeon_cp.o radeon_context.o \
-                           radeon_bufs.o radeon_state.o
-ffb-objs    := $(lib-objs) ffb_drv.o ffb_context.o
-mga-objs    := $(lib-objs) mga_drv.o mga_dma.o mga_context.o \
-			   mga_bufs.o mga_state.o
-i810-objs   := $(lib-objs) i810_drv.o i810_dma.o i810_context.o \
-                           i810_bufs.o
-
-obj-$(CONFIG_DRM_GAMMA)  += gamma.o  $(gamma-objs)
-obj-$(CONFIG_DRM_TDFX)   += tdfx.o   $(tdfx-objs)
-obj-$(CONFIG_DRM_R128)   += r128.o   $(r128-objs)
-obj-$(CONFIG_DRM_RADEON) += radeon.o $(radeon-objs)
-obj-$(CONFIG_DRM_FFB)    += ffb.o    $(ffb-objs)
-
-ifneq ($CONFIG_AGP),)
-obj-$(CONFIG_DRM_MGA)   += mga.o   $(mga-objs)
-obj-$(CONFIG_DRM_I810)  += i810.o  $(i810-objs)
+gamma-objs  := gamma_drv.o    gamma_dma.o
+tdfx-objs   := tdfx_drv.o                   tdfx_context.o
+r128-objs   := r128_drv.o     r128_cce.o    r128_context.o   r128_bufs.o \
+               r128_state.o
+radeon-objs := radeon_drv.o   radeon_cp.o   radeon_context.o radeon_bufs.o \
+               radeon_state.o
+ffb-objs    := ffb_drv.o                    ffb_context.o
+mga-objs    := mga_drv.o      mga_dma.o     mga_context.o    mga_bufs.o \
+               mga_state.o
+i810-objs   := i810_drv.o     i810_dma.o    i810_context.o   i810_bufs.o
+
+obj-$(CONFIG_DRM_GAMMA)  += gamma.o
+obj-$(CONFIG_DRM_TDFX)   += tdfx.o
+obj-$(CONFIG_DRM_R128)   += r128.o
+obj-$(CONFIG_DRM_RADEON) += radeon.o
+obj-$(CONFIG_DRM_FFB)    += ffb.o
+obj-$(CONFIG_DRM_MGA)    += mga.o
+obj-$(CONFIG_DRM_I810)   += i810.o
+
+
+# When linking into the kernel, link the library just once. 
+# If making modules, we include the library into each module
+
+lib-objs-mod := $(patsubst %.o,%-mod.o,$(lib-objs))
+
+ifdef MAKING_MODULES
+  lib = drmlib-mod.a
+else
+  obj-y += drmlib.a
 endif
 
-# Take module names out of obj-y and int-m
-
-obj-y           := $(filter-out $(module-list), $(obj-y))
-int-m           := $(filter-out $(module-list), $(obj-m))
+include $(TOPDIR)/Rules.make
 
-# Translate to Rules.make lists.
+$(patsubst %.o,%.c,$(lib-objs-mod)): 
+	@ln -sf $(subst -mod,,$@) $@
 
-O_OBJS          := $(filter-out $(export-objs), $(obj-y))
-OX_OBJS         := $(filter     $(export-objs), $(obj-y))
-M_OBJS          := $(sort $(filter     $(module-list), $(obj-m)))
-MI_OBJS         := $(sort $(filter-out $(export-objs), $(int-m)))
-MIX_OBJS        := $(sort $(filter     $(export-objs), $(int-m)))
+drmlib-mod.a: $(lib-objs-mod)
+	rm -f $@
+	$(AR) $(EXTRA_ARFLAGS) rcs $@ $(lib-objs-mod)
 
-include $(TOPDIR)/Rules.make
+drmlib.a: $(lib-objs)
+	rm -f $@
+	$(AR) $(EXTRA_ARFLAGS) rcs $@ $(lib-objs)
 
-gamma.o: $(gamma-objs)
-	$(LD) -r -o $@ $(gamma-objs)
+gamma.o: $(gamma-objs) $(lib)
+	$(LD) -r -o $@ $(gamma-objs) $(lib)
 
-tdfx.o: $(tdfx-objs)
-	$(LD) -r -o $@ $(tdfx-objs)
+tdfx.o: $(tdfx-objs) $(lib)
+	$(LD) -r -o $@ $(tdfx-objs) $(lib)
 
-mga.o: $(mga-objs)
-	$(LD) -r -o $@ $(mga-objs)
+mga.o: $(mga-objs) $(lib)
+	$(LD) -r -o $@ $(mga-objs) $(lib)
 
-i810.o: $(i810-objs)
-	$(LD) -r -o $@ $(i810-objs)
+i810.o: $(i810-objs) $(lib)
+	$(LD) -r -o $@ $(i810-objs) $(lib)
 
-r128.o: $(r128-objs)
-	$(LD) -r -o $@ $(r128-objs)
+r128.o: $(r128-objs) $(lib)
+	$(LD) -r -o $@ $(r128-objs) $(lib)
 
-radeon.o: $(radeon-objs)
-	$(LD) -r -o $@ $(radeon-objs)
+radeon.o: $(radeon-objs) $(lib)
+	$(LD) -r -o $@ $(radeon-objs) $(lib)
 
-ffb.o: $(ffb-objs)
-	$(LD) -r -o $@ $(ffb-objs)
+ffb.o: $(ffb-objs) $(lib)
+	$(LD) -r -o $@ $(ffb-objs) $(lib)
diff --git a/linux/Makefile.linux b/linux/Makefile.linux
index 2860f4c4b..00f9b53fe 100644
--- a/linux/Makefile.linux
+++ b/linux/Makefile.linux
@@ -60,13 +60,6 @@ GAMMAHEADERS=   gamma_drv.h $(DRMHEADERS)
 TDFXOBJS=       tdfx_drv.o tdfx_context.o
 TDFXHEADERS=    tdfx_drv.h $(DRMHEADERS)
 
-R128OBJS=	r128_drv.o r128_cce.o r128_bufs.o r128_context.o r128_state.o
-R128HEADERS=	r128_drv.h r128_drm.h $(DRMHEADERS)
-
-RADEONOBJS=	radeon_drv.o radeon_cp.o radeon_bufs.o radeon_context.o \
-		radeon_state.o
-RADEONHEADERS=	radeon_drv.h radeon_drm.h $(DRMHEADERS)
-
 INC=		/usr/include
 
 CFLAGS=		-O2 $(WARNINGS)
@@ -147,6 +140,13 @@ MGAHEADERS=	mga_drv.h $(DRMHEADERS)
 
 I810OBJS=	i810_drv.o i810_dma.o i810_bufs.o i810_context.o
 I810HEADERS=	i810_drv.h $(DRMHEADERS)
+
+R128OBJS=	r128_drv.o r128_cce.o r128_bufs.o r128_context.o r128_state.o
+R128HEADERS=	r128_drv.h r128_drm.h $(DRMHEADERS)
+
+RADEONOBJS=	radeon_drv.o radeon_cp.o radeon_bufs.o radeon_context.o \
+		radeon_state.o
+RADEONHEADERS=	radeon_drv.h radeon_drm.h $(DRMHEADERS)
 endif
 
 ifeq ($(SIS),1)
@@ -160,6 +160,7 @@ MODS += sis.o
 
 SISOBJS=	sis_drv.o sis_context.o sis_ds.o sis_mm.o
 SISHEADERS=	sis_drv.h sis_ds.h sis_drm.h $(DRMHEADERS)
+MODCFLAGS += -DCONFIG_DRM_SIS
 endif
 
 all::;@echo === KERNEL HEADERS IN $(TREE)
diff --git a/linux/compat-pre24.h b/linux/compat-pre24.h
index 77a2bee1c..f6dae008d 100644
--- a/linux/compat-pre24.h
+++ b/linux/compat-pre24.h
@@ -42,4 +42,9 @@
 #define __exit
 #endif
 
+				/* This is a hack that only works for
+                                   this code base -- because we always
+                                   call this with dev->tq.* */
+#define INIT_LIST_HEAD(pointer) dev->tq.next = NULL
+
 #endif
diff --git a/linux/drm.h b/linux/drm.h
index e8bccd862..dc3d262d4 100644
--- a/linux/drm.h
+++ b/linux/drm.h
@@ -83,7 +83,9 @@ typedef struct drm_clip_rect {
 #include "i810_drm.h"
 #include "r128_drm.h"
 #include "radeon_drm.h"
+#ifdef CONFIG_DRM_SIS
 #include "sis_drm.h"
+#endif
 
 typedef struct drm_version {
 	int    version_major;	  /* Major version			    */
@@ -351,6 +353,7 @@ typedef struct drm_agp_info {
 #define DRM_IOCTL_MGA_VERTEX		DRM_IOW( 0x44, drm_mga_vertex_t)
 #define DRM_IOCTL_MGA_FLUSH		DRM_IOW( 0x45, drm_lock_t )
 #define DRM_IOCTL_MGA_INDICES		DRM_IOW( 0x46, drm_mga_indices_t)
+#define DRM_IOCTL_MGA_BLIT		DRM_IOW( 0x47, drm_mga_blit_t)
 
 /* I810 specific ioctls */
 #define DRM_IOCTL_I810_INIT		DRM_IOW( 0x40, drm_i810_init_t)
@@ -396,6 +399,7 @@ typedef struct drm_agp_info {
 #define DRM_IOCTL_RADEON_STIPPLE	DRM_IOW( 0x4c, drm_radeon_stipple_t)
 #define DRM_IOCTL_RADEON_INDIRECT	DRM_IOWR(0x4d, drm_radeon_indirect_t)
 
+#ifdef CONFIG_DRM_SIS
 /* SiS specific ioctls */
 #define SIS_IOCTL_FB_ALLOC		DRM_IOWR(0x44, drm_sis_mem_t)
 #define SIS_IOCTL_FB_FREE		DRM_IOW( 0x45, drm_sis_mem_t)
@@ -405,5 +409,6 @@ typedef struct drm_agp_info {
 #define SIS_IOCTL_FLIP			DRM_IOW( 0x48, drm_sis_flip_t)
 #define SIS_IOCTL_FLIP_INIT		DRM_IO(  0x49)
 #define SIS_IOCTL_FLIP_FINAL		DRM_IO(  0x50)
+#endif
 
 #endif
diff --git a/linux/gamma_dma.c b/linux/gamma_dma.c
index 4ab67281c..4854c56d5 100644
--- a/linux/gamma_dma.c
+++ b/linux/gamma_dma.c
@@ -651,7 +651,7 @@ int gamma_irq_install(drm_device_t *dev, int irq)
 	dev->dma->next_queue  = NULL;
 	dev->dma->this_buffer = NULL;
 
-	dev->tq.next	      = NULL;
+	INIT_LIST_HEAD(&dev->tq.list);
 	dev->tq.sync	      = 0;
 	dev->tq.routine	      = gamma_dma_schedule_tq_wrapper;
 	dev->tq.data	      = dev;
diff --git a/linux/i810_dma.c b/linux/i810_dma.c
index 26fe0c1c1..aa824a79c 100644
--- a/linux/i810_dma.c
+++ b/linux/i810_dma.c
@@ -924,7 +924,7 @@ int i810_irq_install(drm_device_t *dev, int irq)
 	dev->dma->next_queue  = NULL;
 	dev->dma->this_buffer = NULL;
 
-	dev->tq.next	      = NULL;
+	INIT_LIST_HEAD(&dev->tq.list);
 	dev->tq.sync	      = 0;
 	dev->tq.routine	      = i810_dma_task_queue;
 	dev->tq.data	      = dev;
diff --git a/linux/mga_dma.c b/linux/mga_dma.c
index 6adffb8a9..356376ca9 100644
--- a/linux/mga_dma.c
+++ b/linux/mga_dma.c
@@ -143,7 +143,7 @@ static inline void mga_dma_quiescent(drm_device_t *dev)
    	unsigned long end;
 	int i;
 
-	DRM_DEBUG("dispatch_status = 0x%02x\n", dev_priv->dispatch_status);
+	DRM_DEBUG("dispatch_status = 0x%02lx\n", dev_priv->dispatch_status);
 	end = jiffies + (HZ*3);
     	while(1) {
 		if(!test_and_set_bit(MGA_IN_DISPATCH,
@@ -154,7 +154,7 @@ static inline void mga_dma_quiescent(drm_device_t *dev)
 			DRM_ERROR("irqs: %d wanted %d\n",
 				  atomic_read(&dev->total_irq),
 				  atomic_read(&dma->total_lost));
-			DRM_ERROR("lockup: dispatch_status = 0x%02x,"
+			DRM_ERROR("lockup: dispatch_status = 0x%02lx,"
 				  " jiffies = %lu, end = %lu\n",
 				  dev_priv->dispatch_status, jiffies, end);
 			return;
@@ -177,7 +177,7 @@ static inline void mga_dma_quiescent(drm_device_t *dev)
     	sarea_priv->dirty |= MGA_DMA_FLUSH;
 
     	clear_bit(MGA_IN_DISPATCH, &dev_priv->dispatch_status);
-	DRM_DEBUG("exit, dispatch_status = 0x%02x\n",
+	DRM_DEBUG("exit, dispatch_status = 0x%02lx\n",
 		  dev_priv->dispatch_status);
 }
 
@@ -818,7 +818,7 @@ int mga_irq_install(drm_device_t *dev, int irq)
 	dev->dma->next_buffer = NULL;
 	dev->dma->next_queue  = NULL;
 	dev->dma->this_buffer = NULL;
-	dev->tq.next	      = NULL;
+	INIT_LIST_HEAD(&dev->tq.list);
 	dev->tq.sync	      = 0;
 	dev->tq.routine	      = mga_dma_task_queue;
 	dev->tq.data	      = dev;
diff --git a/linux/mga_drm.h b/linux/mga_drm.h
index 52cf77665..538133937 100644
--- a/linux/mga_drm.h
+++ b/linux/mga_drm.h
@@ -271,4 +271,14 @@ typedef struct _drm_mga_indices {
 	int discard;		/* client finished with buffer?  */
 } drm_mga_indices_t;
 
+typedef struct _drm_mga_blit {
+	unsigned int planemask;
+	unsigned int source;
+	unsigned int dest;
+	int delta_sx, delta_sy;
+	int delta_dx, delta_dy;
+	int height, ydir;		/* flip image vertically */
+	int source_pitch, dest_pitch;
+} drm_mga_blit_t;
+
 #endif
diff --git a/linux/mga_drv.c b/linux/mga_drv.c
index 883eb75ca..d1c39e999 100644
--- a/linux/mga_drv.c
+++ b/linux/mga_drv.c
@@ -38,7 +38,7 @@
 #define MGA_DESC	 "Matrox G200/G400"
 #define MGA_DATE	 "20000928"
 #define MGA_MAJOR	 2
-#define MGA_MINOR	 0
+#define MGA_MINOR	 1
 #define MGA_PATCHLEVEL	 1
 
 static drm_device_t	      mga_device;
@@ -114,6 +114,7 @@ static drm_ioctl_desc_t	      mga_ioctls[] = {
    	[DRM_IOCTL_NR(DRM_IOCTL_MGA_VERTEX)]  = { mga_vertex,      1, 0 },
    	[DRM_IOCTL_NR(DRM_IOCTL_MGA_FLUSH)]   = { mga_flush_ioctl, 1, 0 },
    	[DRM_IOCTL_NR(DRM_IOCTL_MGA_INDICES)] = { mga_indices,     1, 0 },
+     	[DRM_IOCTL_NR(DRM_IOCTL_MGA_BLIT)]    = { mga_blit,        1, 0 }, 
 };
 
 #define MGA_IOCTL_COUNT DRM_ARRAY_SIZE(mga_ioctls)
@@ -502,7 +503,7 @@ int mga_release(struct inode *inode, struct file *filp)
 	if (dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)
 	    && dev->lock.pid == current->pid) {
 	      	mga_reclaim_buffers(dev, priv->pid);
-		DRM_INFO("Process %d dead (ctx %d, d_s = 0x%02x)\n",
+		DRM_INFO("Process %d dead (ctx %d, d_s = 0x%02lx)\n",
 			 current->pid,
 			 _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock),
 			 dev->dev_private ?
diff --git a/linux/mga_drv.h b/linux/mga_drv.h
index e37cc2ef4..d7bf63263 100644
--- a/linux/mga_drv.h
+++ b/linux/mga_drv.h
@@ -38,7 +38,7 @@
 #define MGA_BUF_NEEDS_OVERFLOW 3
 
 typedef struct {
-	u32 buffer_status;
+	long buffer_status; /* long req'd for set_bit() --RR */
    	int num_dwords;
    	int max_dwords;
    	u32 *current_dma_ptr;
@@ -62,7 +62,7 @@ typedef struct _drm_mga_freelist {
 #define MGA_IN_GETBUF	  3
 
 typedef struct _drm_mga_private {
-   	u32 dispatch_status;
+   	long dispatch_status;  /* long req'd for set_bit() --RR */
 	unsigned int next_prim_age;
 	__volatile__ unsigned int last_prim_age;
    	int reserved_map_idx;
@@ -160,6 +160,8 @@ extern int  mga_vertex(struct inode *inode, struct file *filp,
 		      unsigned int cmd, unsigned long arg);
 extern int  mga_indices(struct inode *inode, struct file *filp,
 			unsigned int cmd, unsigned long arg);
+extern int  mga_blit(struct inode *inode, struct file *filp,
+			unsigned int cmd, unsigned long arg);
 				/* mga_context.c */
 extern int  mga_resctx(struct inode *inode, struct file *filp,
 		       unsigned int cmd, unsigned long arg);
@@ -339,6 +341,7 @@ drm_mga_prim_buf_t *tmp_buf = 					\
 #define MGAREG_SECEND 				0x2c44
 #define MGAREG_SETUPADDRESS 			0x2cd0
 #define MGAREG_SETUPEND 			0x2cd4
+#define	MGAREG_SGN		                0x1c58
 #define MGAREG_SOFTRAP				0x2c48
 #define MGAREG_SRCORG 				0x2cb4
 #define MGAREG_STATUS 				0x1e14
@@ -497,6 +500,12 @@ drm_mga_prim_buf_t *tmp_buf = 					\
 #define DC_clipdis_enable 			0x80000000
 
 
+#define SO_srcacc_pci 		0x0 		
+#define SO_srcacc_agp 		0x2 		
+#define SO_srcmap_fb 		0x0 		
+#define SO_srcmap_sys 		0x1 		
+
+
 #define SETADD_mode_vertlist                   	0x0
 
 
diff --git a/linux/mga_state.c b/linux/mga_state.c
index 6ac3d6059..bba8fa35b 100644
--- a/linux/mga_state.c
+++ b/linux/mga_state.c
@@ -491,6 +491,8 @@ static void mga_dma_dispatch_tex_blit(drm_device_t * dev,
 				      int length, unsigned int destOrg)
 {
 	drm_mga_private_t *dev_priv = dev->dev_private;
+	drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv;
+	unsigned int *regs = sarea_priv->ContextState;
 	int use_agp = PDEA_pagpxfer_enable | 0x00000001;
 	u16 y2;
 	PRIMLOCALS;
@@ -505,7 +507,7 @@ static void mga_dma_dispatch_tex_blit(drm_device_t * dev,
 	PRIMOUTREG(MGAREG_AR5, 64);
 
 	PRIMOUTREG(MGAREG_PITCH, 64);
-	PRIMOUTREG(MGAREG_DMAPAD, 0);
+	PRIMOUTREG(MGAREG_PLNWT, ~0);
 	PRIMOUTREG(MGAREG_DMAPAD, 0);
 	PRIMOUTREG(MGAREG_DWGCTL, MGA_COPY_CMD);
 
@@ -514,7 +516,7 @@ static void mga_dma_dispatch_tex_blit(drm_device_t * dev,
 	PRIMOUTREG(MGAREG_FXBNDRY, (63 << 16));
 	PRIMOUTREG(MGAREG_YDSTLEN + MGAREG_MGA_EXEC, y2);
 
-	PRIMOUTREG(MGAREG_DMAPAD, 0);
+	PRIMOUTREG(MGAREG_PLNWT, regs[MGA_CTXREG_PLNWT]);
 	PRIMOUTREG(MGAREG_SRCORG, 0);
 	PRIMOUTREG(MGAREG_PITCH, dev_priv->stride / dev_priv->cpp);
 	PRIMOUTREG(MGAREG_DWGSYNC, 0x7000);
@@ -691,7 +693,7 @@ static void mga_dma_dispatch_clear(drm_device_t * dev, int flags,
 	/* Force reset of DWGCTL */
 	PRIMOUTREG(MGAREG_DMAPAD, 0);
 	PRIMOUTREG(MGAREG_DMAPAD, 0);
-	PRIMOUTREG(MGAREG_DMAPAD, 0);
+	PRIMOUTREG(MGAREG_PLNWT, regs[MGA_CTXREG_PLNWT]);
 	PRIMOUTREG(MGAREG_DWGCTL, regs[MGA_CTXREG_DWGCTL]);
 	PRIMADVANCE(dev_priv);
 }
@@ -722,7 +724,7 @@ static void mga_dma_dispatch_swap(drm_device_t * dev)
 
 	PRIMOUTREG(MGAREG_DMAPAD, 0);
 	PRIMOUTREG(MGAREG_DMAPAD, 0);
-	PRIMOUTREG(MGAREG_DMAPAD, 0);
+	PRIMOUTREG(MGAREG_PLNWT, ~0);
 	PRIMOUTREG(MGAREG_DWGCTL, MGA_COPY_CMD);
 
 	for (i = 0; i < nbox; i++) {
@@ -739,13 +741,141 @@ static void mga_dma_dispatch_swap(drm_device_t * dev)
 
 	/* Force reset of DWGCTL */
 	PRIMOUTREG(MGAREG_DMAPAD, 0);
-	PRIMOUTREG(MGAREG_DMAPAD, 0);
+	PRIMOUTREG(MGAREG_PLNWT, regs[MGA_CTXREG_PLNWT]);
 	PRIMOUTREG(MGAREG_SRCORG, 0);
 	PRIMOUTREG(MGAREG_DWGCTL, regs[MGA_CTXREG_DWGCTL]);
 
 	PRIMADVANCE(dev_priv);
 }
 
+/*  #define BLIT_LEFT	1 */
+/*  #define BLIT_UP		4 */
+
+static void mga_dma_dispatch_blit(drm_device_t * dev,
+				  unsigned int planemask,
+				  unsigned int source,
+				  unsigned int dest,
+				  int delta_sx, int delta_sy,
+				  int delta_dx, int delta_dy,
+				  int source_pitch,
+				  int dest_pitch,
+				  int height,
+				  int ydir)
+{
+	drm_mga_private_t *dev_priv = dev->dev_private;
+	drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv;
+	unsigned int *regs = sarea_priv->ContextState;
+	int nbox = sarea_priv->nbox;
+	drm_clip_rect_t *pbox = sarea_priv->boxes;
+	int pixel_stride = dev_priv->stride / dev_priv->cpp;
+	u32 scandir = 0, i;
+	
+	PRIMLOCALS;	   
+
+	PRIM_OVERFLOW(dev, dev_priv, (MGA_NR_SAREA_CLIPRECTS * 5) + 20);
+
+	PRIMOUTREG(MGAREG_DMAPAD, 0);
+	PRIMOUTREG(MGAREG_DMAPAD, 0);
+	PRIMOUTREG(MGAREG_DWGSYNC, 0x7100);
+	PRIMOUTREG(MGAREG_DWGSYNC, 0x7000);
+
+	PRIMOUTREG(MGAREG_DWGCTL, MGA_COPY_CMD);
+	PRIMOUTREG(MGAREG_PLNWT, planemask);
+	PRIMOUTREG(MGAREG_SRCORG, source);
+	PRIMOUTREG(MGAREG_DSTORG, dest);
+
+	PRIMOUTREG(MGAREG_SGN, scandir);
+	PRIMOUTREG(MGAREG_MACCESS, dev_priv->mAccess);
+	PRIMOUTREG(MGAREG_AR5, ydir * source_pitch);	    
+	PRIMOUTREG(MGAREG_PITCH, dest_pitch);
+
+	for (i = 0; i < nbox; i++) {
+		int srcx = pbox[i].x1 + delta_sx;
+		int srcy = pbox[i].y1 + delta_sy;
+		int dstx = pbox[i].x1 + delta_dx;
+		int dsty = pbox[i].y1 + delta_dy;
+		int h = pbox[i].y2 - pbox[i].y1;
+		int w = pbox[i].x2 - pbox[i].x1 - 1;
+		int start;
+
+		if (ydir == -1) {
+			srcy = height - srcy - 1;
+		}
+
+		start = srcy * source_pitch + srcx;
+
+		PRIMOUTREG(MGAREG_AR0, start + w);
+		PRIMOUTREG(MGAREG_AR3, start);
+		PRIMOUTREG(MGAREG_FXBNDRY, ((dstx+w) << 16) | (dstx & 0xffff));
+		PRIMOUTREG(MGAREG_YDSTLEN + MGAREG_MGA_EXEC, (dsty << 16) | h);
+	}
+
+	/* Do something to flush AGP?
+	 */
+
+	/* Force reset of DWGCTL */
+	PRIMOUTREG(MGAREG_DMAPAD, 0);
+	PRIMOUTREG(MGAREG_PLNWT, regs[MGA_CTXREG_PLNWT]);
+	PRIMOUTREG(MGAREG_PITCH, pixel_stride);
+	PRIMOUTREG(MGAREG_DWGCTL, regs[MGA_CTXREG_DWGCTL]);
+
+	PRIMADVANCE(dev_priv);
+}
+
+
+int mga_blit(struct inode *inode, struct file *filp,
+	     unsigned int cmd, unsigned long arg)
+{
+	drm_file_t *priv = filp->private_data;
+	drm_device_t *dev = priv->dev;
+	drm_mga_private_t *dev_priv =
+	    (drm_mga_private_t *) dev->dev_private;
+	drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv;
+	drm_mga_blit_t blit;
+
+	if (copy_from_user(&blit, (drm_mga_blit_t *) arg, sizeof(blit)))
+		return -EFAULT;
+		
+	DRM_DEBUG("%s\n", __FUNCTION__);
+
+	if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+		DRM_ERROR("mga_blit_bufs called without lock held\n");
+		return -EINVAL;
+	}
+
+	if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS)
+		sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS;
+
+	/* Make sure we restore the 3D state next time.
+	 */
+	dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CTX;
+	
+  	if ((blit.source & 0x3) != (SO_srcmap_sys|SO_srcacc_pci) &&
+	    (blit.dest & 0x3) != (SO_srcmap_sys|SO_srcacc_pci))
+	{
+	   mga_dma_dispatch_blit(dev,
+				 blit.planemask, 
+				 blit.source,
+				 blit.dest,
+				 blit.delta_sx, blit.delta_sy,
+				 blit.delta_dx, blit.delta_dy,
+				 blit.source_pitch,
+				 blit.dest_pitch,
+				 blit.height,
+				 blit.ydir);
+	}
+
+
+	PRIMUPDATE(dev_priv);
+
+#ifdef __i386__
+	mga_flush_write_combine();
+#endif
+	mga_dma_schedule(dev, 1);
+	return 0;
+}
+
+
 int mga_clear_bufs(struct inode *inode, struct file *filp,
 		   unsigned int cmd, unsigned long arg)
 {
diff --git a/linux/radeon_drm.h b/linux/radeon_drm.h
index a1698d51c..c5f9f66d1 100644
--- a/linux/radeon_drm.h
+++ b/linux/radeon_drm.h
@@ -24,8 +24,8 @@
  * DEALINGS IN THE SOFTWARE.
  *
  * Authors:
- *    Gareth Hughes <gareth@valinux.com>
  *    Kevin E. Martin <martin@valinux.com>
+ *    Gareth Hughes <gareth@valinux.com>
  *
  */
 
diff --git a/linux/radeon_state.c b/linux/radeon_state.c
index 12bd6c796..7bfefb2ca 100644
--- a/linux/radeon_state.c
+++ b/linux/radeon_state.c
@@ -23,8 +23,8 @@
  * DEALINGS IN THE SOFTWARE.
  *
  * Authors:
- *    Gareth Hughes <gareth@valinux.com>
  *    Kevin E. Martin <martin@valinux.com>
+ *    Gareth Hughes <gareth@valinux.com>
  *
  */
 
diff --git a/shared-core/drm.h b/shared-core/drm.h
index e8bccd862..dc3d262d4 100644
--- a/shared-core/drm.h
+++ b/shared-core/drm.h
@@ -83,7 +83,9 @@ typedef struct drm_clip_rect {
 #include "i810_drm.h"
 #include "r128_drm.h"
 #include "radeon_drm.h"
+#ifdef CONFIG_DRM_SIS
 #include "sis_drm.h"
+#endif
 
 typedef struct drm_version {
 	int    version_major;	  /* Major version			    */
@@ -351,6 +353,7 @@ typedef struct drm_agp_info {
 #define DRM_IOCTL_MGA_VERTEX		DRM_IOW( 0x44, drm_mga_vertex_t)
 #define DRM_IOCTL_MGA_FLUSH		DRM_IOW( 0x45, drm_lock_t )
 #define DRM_IOCTL_MGA_INDICES		DRM_IOW( 0x46, drm_mga_indices_t)
+#define DRM_IOCTL_MGA_BLIT		DRM_IOW( 0x47, drm_mga_blit_t)
 
 /* I810 specific ioctls */
 #define DRM_IOCTL_I810_INIT		DRM_IOW( 0x40, drm_i810_init_t)
@@ -396,6 +399,7 @@ typedef struct drm_agp_info {
 #define DRM_IOCTL_RADEON_STIPPLE	DRM_IOW( 0x4c, drm_radeon_stipple_t)
 #define DRM_IOCTL_RADEON_INDIRECT	DRM_IOWR(0x4d, drm_radeon_indirect_t)
 
+#ifdef CONFIG_DRM_SIS
 /* SiS specific ioctls */
 #define SIS_IOCTL_FB_ALLOC		DRM_IOWR(0x44, drm_sis_mem_t)
 #define SIS_IOCTL_FB_FREE		DRM_IOW( 0x45, drm_sis_mem_t)
@@ -405,5 +409,6 @@ typedef struct drm_agp_info {
 #define SIS_IOCTL_FLIP			DRM_IOW( 0x48, drm_sis_flip_t)
 #define SIS_IOCTL_FLIP_INIT		DRM_IO(  0x49)
 #define SIS_IOCTL_FLIP_FINAL		DRM_IO(  0x50)
+#endif
 
 #endif
diff --git a/shared/drm.h b/shared/drm.h
index e8bccd862..dc3d262d4 100644
--- a/shared/drm.h
+++ b/shared/drm.h
@@ -83,7 +83,9 @@ typedef struct drm_clip_rect {
 #include "i810_drm.h"
 #include "r128_drm.h"
 #include "radeon_drm.h"
+#ifdef CONFIG_DRM_SIS
 #include "sis_drm.h"
+#endif
 
 typedef struct drm_version {
 	int    version_major;	  /* Major version			    */
@@ -351,6 +353,7 @@ typedef struct drm_agp_info {
 #define DRM_IOCTL_MGA_VERTEX		DRM_IOW( 0x44, drm_mga_vertex_t)
 #define DRM_IOCTL_MGA_FLUSH		DRM_IOW( 0x45, drm_lock_t )
 #define DRM_IOCTL_MGA_INDICES		DRM_IOW( 0x46, drm_mga_indices_t)
+#define DRM_IOCTL_MGA_BLIT		DRM_IOW( 0x47, drm_mga_blit_t)
 
 /* I810 specific ioctls */
 #define DRM_IOCTL_I810_INIT		DRM_IOW( 0x40, drm_i810_init_t)
@@ -396,6 +399,7 @@ typedef struct drm_agp_info {
 #define DRM_IOCTL_RADEON_STIPPLE	DRM_IOW( 0x4c, drm_radeon_stipple_t)
 #define DRM_IOCTL_RADEON_INDIRECT	DRM_IOWR(0x4d, drm_radeon_indirect_t)
 
+#ifdef CONFIG_DRM_SIS
 /* SiS specific ioctls */
 #define SIS_IOCTL_FB_ALLOC		DRM_IOWR(0x44, drm_sis_mem_t)
 #define SIS_IOCTL_FB_FREE		DRM_IOW( 0x45, drm_sis_mem_t)
@@ -405,5 +409,6 @@ typedef struct drm_agp_info {
 #define SIS_IOCTL_FLIP			DRM_IOW( 0x48, drm_sis_flip_t)
 #define SIS_IOCTL_FLIP_INIT		DRM_IO(  0x49)
 #define SIS_IOCTL_FLIP_FINAL		DRM_IO(  0x50)
+#endif
 
 #endif