Merge commit 'origin/master' into modesetting-gem

Conflicts: linux-core/Makefile.kernel linux-core/ati_pcigart.c linux-core/drm_compat.h linux-core/drm_irq.c linux-core/drm_lock.c linux-core/i915_drv.c shared-core/i915_dma.c shared-core/i915_drv.h shared-core/i915_irq.c shared-core/nouveau_mem.c shared-core/radeon_cp.c shared-core/radeon_drv.h
author: Kristian Høgsberg <krh@redhat.com> 2008-07-31 15:18:32 -0400
committer: Kristian Høgsberg <krh@redhat.com> 2008-07-31 15:18:32 -0400
commit: 5052e966ec7fe5146c2d73b90482003619add5da (patch)
tree: a48e771871fd64a2892f5ce75e6e309b03db5e06 /shared-core
parent: 6d4e147480a334d32fa59c7fde53e10d7ab6e106 (diff)
parent: 95c02743c96ca9e959f68a6e942206bdfadae53a (diff)
17 files changed, 1124 insertions, 351 deletions
diff --git a/shared-core/drm.h b/shared-core/drm.h
index 7aba2939..dd03bf9b 100644
--- a/shared-core/drm.h
+++ b/shared-core/drm.h
@@ -1330,7 +1330,7 @@ struct drm_mode_crtc_lut {
 #define DRM_IOCTL_AGP_BIND		DRM_IOW( 0x36, struct drm_agp_binding)
 #define DRM_IOCTL_AGP_UNBIND		DRM_IOW( 0x37, struct drm_agp_binding)
 
-#define DRM_IOCTL_SG_ALLOC		DRM_IOW( 0x38, struct drm_scatter_gather)
+#define DRM_IOCTL_SG_ALLOC		DRM_IOWR(0x38, struct drm_scatter_gather)
 #define DRM_IOCTL_SG_FREE		DRM_IOW( 0x39, struct drm_scatter_gather)
 
 #define DRM_IOCTL_WAIT_VBLANK		DRM_IOWR(0x3a, union drm_wait_vblank)
diff --git a/shared-core/drm_pciids.txt b/shared-core/drm_pciids.txt
index b95bc8f2..0c45b4c1 100644
--- a/shared-core/drm_pciids.txt
+++ b/shared-core/drm_pciids.txt
@@ -83,7 +83,6 @@
 0x1002 0x5460 CHIP_RV380|RADEON_IS_MOBILITY "ATI Radeon Mobility X300 M22"
 0x1002 0x5462 CHIP_RV380|RADEON_IS_MOBILITY "ATI Radeon Mobility X600 SE M24C"
 0x1002 0x5464 CHIP_RV380|RADEON_IS_MOBILITY "ATI FireGL M22 GL 5464"
-0x1002 0x5657 CHIP_RV380|RADEON_NEW_MEMMAP "ATI Radeon RV370 X550XTX"
 0x1002 0x5548 CHIP_R420|RADEON_NEW_MEMMAP "ATI Radeon R423 X800"
 0x1002 0x5549 CHIP_R420|RADEON_NEW_MEMMAP "ATI Radeon R423 X800 Pro"
 0x1002 0x554A CHIP_R420|RADEON_NEW_MEMMAP "ATI Radeon R423 X800 XT PE"
@@ -101,9 +100,10 @@
 0x1002 0x564F CHIP_RV410|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP "ATI Radeon Mobility X700 XL M26"
 0x1002 0x5652 CHIP_RV410|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP "ATI Radeon Mobility X700 M26"
 0x1002 0x5653 CHIP_RV410|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP "ATI Radeon Mobility X700 M26"
+0x1002 0x5657 CHIP_RV410|RADEON_NEW_MEMMAP "ATI Radeon X550XTX"
 0x1002 0x5834 CHIP_RS300|RADEON_IS_IGP "ATI Radeon RS300 9100 IGP"
 0x1002 0x5835 CHIP_RS300|RADEON_IS_IGP|RADEON_IS_MOBILITY "ATI Radeon RS300 Mobility IGP"
-0x1002 0x5954 CHIP_RS480|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART "ATI RS480 XPRESS 200G"
+0x1002 0x5954 CHIP_RS480|RADEON_IS_IGP|RADEON_IS_IGPGART "ATI RS480 XPRESS 200G"
 0x1002 0x5955 CHIP_RS480|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART "ATI Radeon XPRESS 200M 5955"
 0x1002 0x5974 CHIP_RS480|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART "ATI Radeon RS482 XPRESS 200"
 0x1002 0x5975 CHIP_RS480|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART "ATI Radeon RS485 XPRESS 1100 IGP"
@@ -113,8 +113,10 @@
 0x1002 0x5964 CHIP_RV280 "ATI Radeon RV280 9200 SE"
 0x1002 0x5965 CHIP_RV280 "ATI FireMV 2200 PCI"
 0x1002 0x5969 CHIP_RV100 "ATI ES1000 RN50"
-0x1002 0x5a61 CHIP_RS480|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART "ATI Radeon RC410 XPRESS 200"
-0x1002 0x5a62 CHIP_RS480|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART "ATI Radeon RC410 XPRESS 200M"
+0x1002 0x5a41 CHIP_RS400|RADEON_IS_IGP|RADEON_IS_IGPGART "ATI Radeon XPRESS 200 5A41 (PCIE)"
+0x1002 0x5a42 CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART "ATI Radeon XPRESS 200M 5A42 (PCIE)"
+0x1002 0x5a61 CHIP_RS400|RADEON_IS_IGP|RADEON_IS_IGPGART "ATI Radeon RC410 XPRESS 200"
+0x1002 0x5a62 CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART "ATI Radeon RC410 XPRESS 200M"
 0x1002 0x5b60 CHIP_RV380|RADEON_NEW_MEMMAP "ATI Radeon RV370 X300 SE"
 0x1002 0x5b62 CHIP_RV380|RADEON_NEW_MEMMAP "ATI Radeon RV370 X600 Pro"
 0x1002 0x5b63 CHIP_RV380|RADEON_NEW_MEMMAP "ATI Radeon RV370 X550"
@@ -396,7 +398,10 @@
 0x8086 0x29C2 CHIP_I9XX|CHIP_I915 "Intel G33"
 0x8086 0x29B2 CHIP_I9XX|CHIP_I915 "Intel Q35"
 0x8086 0x29D2 CHIP_I9XX|CHIP_I915 "Intel Q33"
-0x8086 0x2A42 CHIP_I9XX|CHIP_I965 "Intel Integrated Graphics Device"
+0x8086 0x2A42 CHIP_I9XX|CHIP_I965 "Mobile Intel® GM45 Express Chipset"
+0x8086 0x2E02 CHIP_I9XX|CHIP_I965 "Intel Integrated Graphics Device"
+0x8086 0x2E12 CHIP_I9XX|CHIP_I965 "Intel Q45/Q43"
+0x8086 0x2E22 CHIP_I9XX|CHIP_I965 "Intel G45/G43"
 
 [imagine]
 0x105d 0x2309 IMAGINE_128 "Imagine 128"
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c
index 09c53676..8d09828a 100644
--- a/shared-core/i915_dma.c
+++ b/shared-core/i915_dma.c
@@ -1049,6 +1049,7 @@ static int i915_set_status_page(struct drm_device *dev, void *data,
 				" G33 hw status page\n");
 		return -ENOMEM;
 	}
+
 	dev_priv->hws_vaddr = dev_priv->hws_map.handle;
 
 	memset(dev_priv->hws_vaddr, 0, PAGE_SIZE);
diff --git a/shared-core/i915_drv.h b/shared-core/i915_drv.h
index 17829a56..a0f73298 100644
--- a/shared-core/i915_drv.h
+++ b/shared-core/i915_drv.h
@@ -107,6 +107,23 @@ struct drm_i915_vbl_swap {
 	struct drm_minor *minor;
 };
 
+
+#ifdef __linux__
+struct opregion_header;
+struct opregion_acpi;
+struct opregion_swsci;
+struct opregion_asle;
+
+struct intel_opregion {
+	struct opregion_header *header;
+	struct opregion_acpi *acpi;
+	struct opregion_swsci *swsci;
+	struct opregion_asle *asle;
+
+	int enabled;
+};
+#endif
+
 struct drm_i915_master_private {
 	drm_local_map_t *sarea;
 	struct drm_i915_sarea *sarea_priv;
@@ -266,6 +283,10 @@ struct drm_i915_private {
 
 	struct work_struct user_interrupt_task;
 
+#ifdef __linux__
+	struct intel_opregion opregion;
+#endif
+
 	/* Register state */
 	u8 saveLBB;
 	u32 saveDSPACNTR;
@@ -480,6 +501,7 @@ extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS);
 extern void i915_driver_irq_preinstall(struct drm_device * dev);
 extern int i915_driver_irq_postinstall(struct drm_device * dev);
 extern void i915_driver_irq_uninstall(struct drm_device * dev);
+extern void i915_enable_interrupt(struct drm_device *dev);
 extern int i915_vblank_pipe_set(struct drm_device *dev, void *data,
 				struct drm_file *file_priv);
 extern int i915_vblank_pipe_get(struct drm_device *dev, void *data,
@@ -508,6 +530,11 @@ extern void i915_mem_takedown(struct mem_block **heap);
 extern void i915_mem_release(struct drm_device * dev,
 			     struct drm_file *file_priv,
 			     struct mem_block *heap);
+
+/* i915_suspend.c */
+extern int i915_save_state(struct drm_device *dev);
+extern int i915_restore_state(struct drm_device *dev);
+
 #ifdef I915_HAVE_FENCE
 /* i915_fence.c */
 extern void i915_fence_handler(struct drm_device *dev);
@@ -580,6 +607,14 @@ void i915_gem_retire_work_handler(struct work_struct *work);
 extern unsigned int i915_fbpercrtc;
 
 #ifdef __linux__
+/* i915_opregion.c */
+extern int intel_opregion_init(struct drm_device *dev);
+extern void intel_opregion_free(struct drm_device *dev);
+extern void opregion_asle_intr(struct drm_device *dev);
+extern void opregion_enable_asle(struct drm_device *dev);
+#endif
+
+#ifdef __linux__
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
 extern void intel_init_chipset_flush_compat(struct drm_device *dev);
 extern void intel_fini_chipset_flush_compat(struct drm_device *dev);
@@ -596,12 +631,20 @@ extern void intel_modeset_cleanup(struct drm_device *dev);
 #define I915_WRITE(reg,val)     DRM_WRITE32(dev_priv->mmio_map, (reg), (val))
 #define I915_READ16(reg)	DRM_READ16(dev_priv->mmio_map, (reg))
 #define I915_WRITE16(reg,val)	DRM_WRITE16(dev_priv->mmio_map, (reg), (val))
+#define I915_READ8(reg)		DRM_READ8(dev_priv->mmio_map, (reg))
+#define I915_WRITE8(reg,val)	DRM_WRITE8(dev_priv->mmio_map, (reg), (val))
+
+#if defined(__FreeBSD__)
+typedef boolean_t bool;
+#endif
 
 #define I915_VERBOSE 0
 #define I915_RING_VALIDATE 0
 
 #define PRIMARY_RINGBUFFER_SIZE         (128*1024)
 
+#define PRIMARY_RINGBUFFER_SIZE         (128*1024)
+
 #define RING_LOCALS	unsigned int outring, ringmask, outcount; \
 			volatile char *virt;
 
@@ -740,7 +783,8 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 #define MI_BATCH_BUFFER_END	MI_INSTR(0x0a, 0)
 #define MI_REPORT_HEAD		MI_INSTR(0x07, 0)
 #define MI_LOAD_SCAN_LINES_INCL MI_INSTR(0x12, 0)
-#define MI_STORE_DWORD_IMM	MI_INSTR(0x20, 1) /* used to have 1<<22? */
+#define MI_STORE_DWORD_IMM	MI_INSTR(0x20, 1)
+#define   MI_MEM_VIRTUAL	(1 << 22) /* 965+ only */
 #define MI_STORE_DWORD_INDEX	MI_INSTR(0x21, 1)
 #define   MI_STORE_DWORD_INDEX_SHIFT 2
 #define MI_LOAD_REGISTER_IMM	MI_INSTR(0x22, 1)
@@ -805,8 +849,8 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 #define   BLT_DEPTH_16_1555		(2<<24)
 #define   BLT_DEPTH_32			(3<<24)
 #define   BLT_ROP_GXCOPY		(0xcc<<16)
-#define XY_SRC_COPY_BLT_SRC_TILED	(1<<15)
-#define XY_SRC_COPY_BLT_DST_TILED	(1<<11)
+#define XY_SRC_COPY_BLT_SRC_TILED	(1<<15) /* 965+ only */
+#define XY_SRC_COPY_BLT_DST_TILED	(1<<11) /* 965+ only */
 #define CMD_OP_DISPLAYBUFFER_INFO ((0x0<<29)|(0x14<<23)|2)
 #define   ASYNC_FLIP                (1<<22)
 #define   DISPLAY_PLANE_A           (0<<20)
@@ -862,6 +906,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 #define   I915_DISPLAY_PIPE_B_EVENT_INTERRUPT		(1<<4)
 #define   I915_DEBUG_INTERRUPT				(1<<2)
 #define   I915_USER_INTERRUPT				(1<<1)
+#define   I915_ASLE_INTERRUPT				(1<<0)
 #define EIR		0x020b0
 #define EMR		0x020b4
 #define ESR		0x020b8
@@ -2050,11 +2095,18 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 		       (dev)->pci_device == 0x29A2 || \
 		       (dev)->pci_device == 0x2A02 || \
 		       (dev)->pci_device == 0x2A12 || \
-		       (dev)->pci_device == 0x2A42)
+		       (dev)->pci_device == 0x2A42 || \
+		       (dev)->pci_device == 0x2E02 || \
+		       (dev)->pci_device == 0x2E12 || \
+		       (dev)->pci_device == 0x2E22)
 
 #define IS_I965GM(dev) ((dev)->pci_device == 0x2A02)
 
-#define IS_IGD_GM(dev) ((dev)->pci_device == 0x2A42)
+#define IS_GM45(dev) ((dev)->pci_device == 0x2A42)
+
+#define IS_G4X(dev) ((dev)->pci_device == 0x2E02 || \
+		     (dev)->pci_device == 0x2E12 || \
+		     (dev)->pci_device == 0x2E22)
 
 #define IS_G33(dev)    ((dev)->pci_device == 0x29C2 ||	\
 			(dev)->pci_device == 0x29B2 ||	\
@@ -2064,8 +2116,8 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 		      IS_I945GM(dev) || IS_I965G(dev) || IS_G33(dev))
 
 #define IS_MOBILE(dev) (IS_I830(dev) || IS_I85X(dev) || IS_I915GM(dev) || \
-			IS_I945GM(dev) || IS_I965GM(dev) || IS_IGD_GM(dev))
+			IS_I945GM(dev) || IS_I965GM(dev) || IS_GM45(dev))
 
-#define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_IGD_GM(dev))
+#define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_GM45(dev) || IS_G4X(dev))
 
 #endif
diff --git a/shared-core/i915_init.c b/shared-core/i915_init.c
index 3a652e8d..009d447b 100644
--- a/shared-core/i915_init.c
+++ b/shared-core/i915_init.c
@@ -269,7 +269,8 @@ out:
 int i915_driver_load(struct drm_device *dev, unsigned long flags)
 {
 	struct drm_i915_private *dev_priv;
-	int ret = 0;
+	int ret = 0, num_pipes = 2;
+	u32 tmp;
 
 	dev_priv = drm_alloc(sizeof(struct drm_i915_private), DRM_MEM_DRIVER);
 	if (dev_priv == NULL)
@@ -333,10 +334,51 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 
 #ifdef __linux__
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
-        intel_init_chipset_flush_compat(dev);
+	intel_init_chipset_flush_compat(dev);
+#endif
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,25)
+	intel_opregion_init(dev);
 #endif
 #endif
 
+	tmp = I915_READ(PIPEASTAT);
+	I915_WRITE(PIPEASTAT, tmp);
+	tmp = I915_READ(PIPEBSTAT);
+	I915_WRITE(PIPEBSTAT, tmp);
+
+	atomic_set(&dev_priv->irq_received, 0);
+	I915_WRITE(HWSTAM, 0xeffe);
+	I915_WRITE(IMR, 0x0);
+	I915_WRITE(IER, 0x0);
+
+	DRM_SPININIT(&dev_priv->swaps_lock, "swap");
+	INIT_LIST_HEAD(&dev_priv->vbl_swaps.head);
+	dev_priv->swaps_pending = 0;
+
+	DRM_SPININIT(&dev_priv->user_irq_lock, "userirq");
+	dev_priv->user_irq_refcount = 0;
+	dev_priv->irq_mask_reg = ~0;
+
+	ret = drm_vblank_init(dev, num_pipes);
+	if (ret)
+		goto out_rmmap;
+
+	ret = drm_hotplug_init(dev);
+	if (ret)
+		goto out_rmmap;
+
+	dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B;
+	dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
+
+	i915_enable_interrupt(dev);
+	DRM_INIT_WAITQUEUE(&dev_priv->irq_queue);
+
+	/*
+	 * Initialize the hardware status page IRQ location.
+	 */
+
+	I915_WRITE(INSTPM, (1 << 5) | (1 << 21));
+
 	if (drm_core_check_feature(dev, DRIVER_MODESET)) {
 		ret = i915_load_modeset_init(dev);
 		if (ret < 0) {
@@ -344,6 +386,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 			goto out_rmmap;
 		}
 	}
+
 	return 0;
 
 out_rmmap:
@@ -357,6 +400,23 @@ int i915_driver_unload(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 
+	u32 temp;
+
+	dev_priv->vblank_pipe = 0;
+
+	dev_priv->irq_enabled = 0;
+
+	I915_WRITE(HWSTAM, 0xffffffff);
+	I915_WRITE(IMR, 0xffffffff);
+	I915_WRITE(IER, 0x0);
+
+	temp = I915_READ(PIPEASTAT);
+	I915_WRITE(PIPEASTAT, temp);
+	temp = I915_READ(PIPEBSTAT);
+	I915_WRITE(PIPEBSTAT, temp);
+	temp = I915_READ(IIR);
+	I915_WRITE(IIR, temp);
+
 	I915_WRITE(PRB0_CTL, 0);
 
 	if (drm_core_check_feature(dev, DRIVER_MODESET)) {
@@ -395,15 +455,17 @@ int i915_driver_unload(struct drm_device *dev)
 		i915_gem_lastclose(dev);
 	}
 
+        drm_rmmap(dev, dev_priv->mmio_map);
+
 #ifdef __linux__
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,25)
+	intel_opregion_free(dev);
+#endif
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
-        intel_init_chipset_flush_compat(dev);
+	intel_fini_chipset_flush_compat(dev);
 #endif
 #endif
 
-        DRM_DEBUG("%p\n", dev_priv->mmio_map);
-        drm_rmmap(dev, dev_priv->mmio_map);
-
 	drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER);
 
 	dev->dev_private = NULL;
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c
index bad5ae29..b4004a8f 100644
--- a/shared-core/i915_irq.c
+++ b/shared-core/i915_irq.c
@@ -192,11 +192,11 @@ static void i915_vblank_tasklet(struct drm_device *dev)
 	u32 ropcpp = (0xcc << 16) | ((cpp - 1) << 24);
 	RING_LOCALS;
 	
-	if (sarea_priv->front_tiled) {
+	if (IS_I965G(dev) && sarea_priv->front_tiled) {
 		cmd |= XY_SRC_COPY_BLT_DST_TILED;
 		dst_pitch >>= 2;
 	}
-	if (sarea_priv->back_tiled) {
+	if (IS_I965G(dev) && sarea_priv->back_tiled) {
 		cmd |= XY_SRC_COPY_BLT_SRC_TILED;
 		src_pitch >>= 2;
 	}
@@ -394,28 +394,7 @@ static void i915_vblank_tasklet(struct drm_device *dev)
 		drm_free(swap_hit, sizeof(*swap_hit), DRM_MEM_DRIVER);
 	}
 }
-#if 0
-static int i915_in_vblank(struct drm_device *dev, int pipe)
-{
-	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
-	unsigned long pipedsl, vblank, vtotal;
-	unsigned long vbl_start, vbl_end, cur_line;
-
-	pipedsl = pipe ? PIPEBDSL : PIPEADSL;
-	vblank = pipe ? VBLANK_B : VBLANK_A;
-	vtotal = pipe ? VTOTAL_B : VTOTAL_A;
-
-	vbl_start = I915_READ(vblank) & VBLANK_START_MASK;
-	vbl_end = (I915_READ(vblank) >> VBLANK_END_SHIFT) & VBLANK_END_MASK;
-
-	cur_line = I915_READ(pipedsl);
 
-	if (cur_line >= vbl_start)
-		return 1;
-
-	return 0;
-}
-#endif
 u32 i915_get_vblank_counter(struct drm_device *dev, int plane)
 {
 	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
@@ -449,22 +428,6 @@ u32 i915_get_vblank_counter(struct drm_device *dev, int plane)
 
 	count = (high1 << 8) | low;
 
-	/*
-	 * If we're in the middle of the vblank period, the
-	 * above regs won't have been updated yet, so return
-	 * an incremented count to stay accurate
-	 */
-#if 0
-	if (i915_in_vblank(dev, pipe))
-		count++;
-#endif
-	/* count may be reset by other driver(e.g. 2D driver), 
-	   we have no way to know if it is wrapped or resetted 
-	   when count is zero. do a rough guess.
-	*/
-	if (count == 0 && dev->last_vblank[pipe] < dev->max_vblank_count/2)
-		dev->last_vblank[pipe] = 0; 
-	
 	return count;
 }
 
@@ -533,23 +496,12 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
 	if (dev->pdev->msi_enabled)
 		I915_WRITE(IMR, ~0);
 	iir = I915_READ(IIR);
-#if 0
-	DRM_DEBUG("flag=%08x\n", iir);
-#endif
 	atomic_inc(&dev_priv->irq_received);
 	if (iir == 0) {
-		DRM_DEBUG ("iir 0x%08x im 0x%08x ie 0x%08x pipea 0x%08x pipeb 0x%08x\n",
-			   iir,
-			   I915_READ(IMR),
-			   I915_READ(IER),
-			   I915_READ(PIPEASTAT),
-			   I915_READ(PIPEBSTAT));
 		if (dev->pdev->msi_enabled) {
-			I915_WRITE(IMR,
-				   dev_priv->irq_mask_reg);
+			I915_WRITE(IMR, dev_priv->irq_mask_reg);
 			(void) I915_READ(IMR);
 		}
-		return IRQ_NONE;
 	}
 
 	/*
@@ -588,6 +540,16 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
 		master_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
 	}
 
+#ifdef __linux__
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,25)
+	if ((iir & I915_DISPLAY_PIPE_B_EVENT_INTERRUPT) &&
+	    (pipeb_stats & I915_LEGACY_BLC_EVENT_ENABLE))
+		opregion_asle_intr(dev);
+	if (iir & I915_ASLE_INTERRUPT)
+		opregion_asle_intr(dev);
+#endif
+#endif
+
 	if (iir & I915_USER_INTERRUPT) {
 		dev_priv->mm.irq_gem_seqno = i915_get_gem_seqno(dev);
 		DRM_WAKEUP(&dev_priv->irq_queue);
@@ -602,6 +564,11 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
 		drm_handle_vblank(dev, i915_get_plane(dev, 0));
 	}
 
+	/* The vblank interrupt gets enabled even if we didn't ask for
+	   it, so make sure it's shut down again */
+	if (!(dev_priv->vblank_pipe & DRM_I915_VBLANK_PIPE_B))
+		pipeb_stats &= ~(I915_VBLANK_INTERRUPT_ENABLE);
+
 	if (pipeb_stats & (PIPE_START_VBLANK_INTERRUPT_STATUS|
 			   PIPE_VBLANK_INTERRUPT_STATUS)) {
 		vblank++;
@@ -917,9 +884,16 @@ void i915_enable_interrupt (struct drm_device *dev)
 		}
 	}
 
+#ifdef __linux__
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,25)
+	opregion_enable_asle(dev);
+#endif
+#endif
+
 	I915_WRITE(IMR, dev_priv->irq_mask_reg);
 	I915_WRITE(IER, I915_INTERRUPT_ENABLE_MASK);
 	(void) I915_READ (IER);
+
 	dev_priv->irq_enabled = 1;
 }
 
@@ -929,20 +903,12 @@ int i915_vblank_pipe_set(struct drm_device *dev, void *data,
 			 struct drm_file *file_priv)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
-	struct drm_i915_vblank_pipe *pipe = data;
 
 	if (!dev_priv) {
 		DRM_ERROR("called with no initialization\n");
 		return -EINVAL;
 	}
 
-	if (pipe->pipe & ~(DRM_I915_VBLANK_PIPE_A|DRM_I915_VBLANK_PIPE_B)) {
-		DRM_ERROR("called with invalid pipe 0x%x\n", pipe->pipe);
-		return -EINVAL;
-	}
-
-	dev_priv->vblank_pipe = pipe->pipe;
-
 	return 0;
 }
 
@@ -1032,7 +998,13 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 
 	DRM_SPINUNLOCK_IRQRESTORE(&dev->drw_lock, irqflags);
 
-	drm_update_vblank_count(dev, pipe);
+	/*
+	 * We take the ref here and put it when the swap actually completes
+	 * in the tasklet.
+	 */
+	ret = drm_vblank_get(dev, pipe);
+	if (ret)
+		return ret;
 	curseq = drm_vblank_count(dev, pipe);
 
 	if (seqtype == _DRM_VBLANK_RELATIVE)
@@ -1043,6 +1015,7 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 			swap->sequence = curseq + 1;
 		} else {
 			DRM_DEBUG("Missed target sequence\n");
+			drm_vblank_put(dev, pipe);
 			return -EINVAL;
 		}
 	}
@@ -1064,6 +1037,7 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 				    irqflags);
 				DRM_DEBUG("Invalid drawable ID %d\n",
 					  swap->drawable);
+				drm_vblank_put(dev, pipe);
 				return -EINVAL;
 			}
 
@@ -1071,6 +1045,7 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 
 			DRM_SPINUNLOCK_IRQRESTORE(&dev->drw_lock, irqflags);
 
+			drm_vblank_put(dev, pipe);
 			return 0;
 		}
 	}
@@ -1094,6 +1069,7 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 
 	if (dev_priv->swaps_pending >= 100) {
 		DRM_DEBUG("Too many swaps queued\n");
+		drm_vblank_put(dev, pipe);
 		return -EBUSY;
 	}
 
@@ -1101,17 +1077,12 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 
 	if (!vbl_swap) {
 		DRM_ERROR("Failed to allocate memory to queue swap\n");
+		drm_vblank_put(dev, pipe);
 		return -ENOMEM;
 	}
 
 	DRM_DEBUG("\n");
 
-	ret = drm_vblank_get(dev, pipe);
-	if (ret) {
-		drm_free(vbl_swap, sizeof(*vbl_swap), DRM_MEM_DRIVER);
-		return ret;
-	}
-
 	vbl_swap->drw_id = swap->drawable;
 	vbl_swap->plane = plane;
 	vbl_swap->sequence = swap->sequence;
@@ -1135,83 +1106,15 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 */
 void i915_driver_irq_preinstall(struct drm_device * dev)
 {
-	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
-	u32 tmp;
-
-	tmp = I915_READ(PIPEASTAT);
-	I915_WRITE(PIPEASTAT, tmp);
-	tmp = I915_READ(PIPEBSTAT);
-	I915_WRITE(PIPEBSTAT, tmp);
-
-	atomic_set(&dev_priv->irq_received, 0);
-	I915_WRITE(HWSTAM, 0xffff);
-	I915_WRITE(IER, 0x0);
-	I915_WRITE(IMR, 0xffffffff);
-	I915_WRITE(IIR, 0xffffffff);
-	(void) I915_READ(IIR);
+	return;
 }
 
 int i915_driver_irq_postinstall(struct drm_device * dev)
 {
-	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
-	int ret, num_pipes = 2;
-
-	DRM_SPININIT(&dev_priv->swaps_lock, "swap");
-	INIT_LIST_HEAD(&dev_priv->vbl_swaps.head);
-	dev_priv->swaps_pending = 0;
-
-	DRM_SPININIT(&dev_priv->user_irq_lock, "userirq");
-	dev_priv->user_irq_refcount = 0;
-	dev_priv->irq_mask_reg = ~0;
-
-	ret = drm_vblank_init(dev, num_pipes);
-	if (ret)
-		return ret;
-
-	ret = drm_hotplug_init(dev);
-	if (ret)
-		return ret;
-
-	dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
-
-	i915_enable_interrupt(dev);
-	DRM_INIT_WAITQUEUE(&dev_priv->irq_queue);
-
-	/*
-	 * Initialize the hardware status page IRQ location.
-	 */
-
-	I915_WRITE(INSTPM, (1 << 5) | (1 << 21));
 	return 0;
 }
 
 void i915_driver_irq_uninstall(struct drm_device * dev)
 {
-	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
-	u32 temp;
-
-	if (!dev_priv)
-		return;
-
-	dev_priv->irq_enabled = 1;
-
-	temp = I915_READ(PIPEASTAT);
-	I915_WRITE(PIPEASTAT, temp);
-	temp = I915_READ(PIPEBSTAT);
-	I915_WRITE(PIPEBSTAT, temp);
-	if (IS_I9XX(dev) && !IS_I915G(dev) && !IS_I915GM(dev)) {
-		I915_WRITE(HWSTAM, 0xffffffff);
-		I915_WRITE(IMR, 0xffffffff);
-		I915_WRITE(IER, 0x0);
-
-		temp = I915_READ(IIR);
-		I915_WRITE(IIR, temp);
-	} else {
-		I915_WRITE16(HWSTAM, 0xffff);
-		I915_WRITE16(IMR, 0xffff);
-		I915_WRITE16(IER, 0x0);
-
-		temp = I915_READ16(IIR);
-		I915_WRITE16(IIR, temp);
-	}
+	return;
 }
diff --git a/shared-core/i915_suspend.c b/shared-core/i915_suspend.c
new file mode 100644
index 00000000..5e759b15
--- /dev/null
+++ b/shared-core/i915_suspend.c
@@ -0,0 +1,520 @@
+/* i915_suspend.c -- i830,i845,i855,i865,i915 driver -*- linux-c -*-
+ */
+/*
+ *
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include "drmP.h"
+#include "drm.h"
+#include "i915_drm.h"
+#include "i915_drv.h"
+
+static bool i915_pipe_enabled(struct drm_device *dev, enum pipe pipe)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	if (pipe == PIPE_A)
+		return (I915_READ(DPLL_A) & DPLL_VCO_ENABLE);
+	else
+		return (I915_READ(DPLL_B) & DPLL_VCO_ENABLE);
+}
+
+static void i915_save_palette(struct drm_device *dev, enum pipe pipe)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	unsigned long reg = (pipe == PIPE_A ? PALETTE_A : PALETTE_B);
+	u32 *array;
+	int i;
+
+	if (!i915_pipe_enabled(dev, pipe))
+		return;
+
+	if (pipe == PIPE_A)
+		array = dev_priv->save_palette_a;
+	else
+		array = dev_priv->save_palette_b;
+
+	for(i = 0; i < 256; i++)
+		array[i] = I915_READ(reg + (i << 2));
+}
+
+static void i915_restore_palette(struct drm_device *dev, enum pipe pipe)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	unsigned long reg = (pipe == PIPE_A ? PALETTE_A : PALETTE_B);
+	u32 *array;
+	int i;
+
+	if (!i915_pipe_enabled(dev, pipe))
+		return;
+
+	if (pipe == PIPE_A)
+		array = dev_priv->save_palette_a;
+	else
+		array = dev_priv->save_palette_b;
+
+	for(i = 0; i < 256; i++)
+		I915_WRITE(reg + (i << 2), array[i]);
+}
+
+static u8 i915_read_indexed(struct drm_device *dev, u16 index_port, u16 data_port, u8 reg)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	I915_WRITE8(index_port, reg);
+	return I915_READ8(data_port);
+}
+
+static u8 i915_read_ar(struct drm_device *dev, u16 st01, u8 reg, u16 palette_enable)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	I915_READ8(st01);
+	I915_WRITE8(VGA_AR_INDEX, palette_enable | reg);
+	return I915_READ8(VGA_AR_DATA_READ);
+}
+
+static void i915_write_ar(struct drm_device *dev, u16 st01, u8 reg, u8 val, u16 palette_enable)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	I915_READ8(st01);
+	I915_WRITE8(VGA_AR_INDEX, palette_enable | reg);
+	I915_WRITE8(VGA_AR_DATA_WRITE, val);
+}
+
+static void i915_write_indexed(struct drm_device *dev, u16 index_port, u16 data_port, u8 reg, u8 val)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	I915_WRITE8(index_port, reg);
+	I915_WRITE8(data_port, val);
+}
+
+static void i915_save_vga(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	int i;
+	u16 cr_index, cr_data, st01;
+
+	/* VGA color palette registers */
+	dev_priv->saveDACMASK = I915_READ8(VGA_DACMASK);
+	/* DACCRX automatically increments during read */
+	I915_WRITE8(VGA_DACRX, 0);
+	/* Read 3 bytes of color data from each index */
+	for (i = 0; i < 256 * 3; i++)
+		dev_priv->saveDACDATA[i] = I915_READ8(VGA_DACDATA);
+
+	/* MSR bits */
+	dev_priv->saveMSR = I915_READ8(VGA_MSR_READ);
+	if (dev_priv->saveMSR & VGA_MSR_CGA_MODE) {
+		cr_index = VGA_CR_INDEX_CGA;
+		cr_data = VGA_CR_DATA_CGA;
+		st01 = VGA_ST01_CGA;
+	} else {
+		cr_index = VGA_CR_INDEX_MDA;
+		cr_data = VGA_CR_DATA_MDA;
+		st01 = VGA_ST01_MDA;
+	}
+
+	/* CRT controller regs */
+	i915_write_indexed(dev, cr_index, cr_data, 0x11,
+			   i915_read_indexed(dev, cr_index, cr_data, 0x11) &
+			   (~0x80));
+	for (i = 0; i <= 0x24; i++)
+		dev_priv->saveCR[i] =
+			i915_read_indexed(dev, cr_index, cr_data, i);
+	/* Make sure we don't turn off CR group 0 writes */
+	dev_priv->saveCR[0x11] &= ~0x80;
+
+	/* Attribute controller registers */
+	I915_READ8(st01);
+	dev_priv->saveAR_INDEX = I915_READ8(VGA_AR_INDEX);
+	for (i = 0; i <= 0x14; i++)
+		dev_priv->saveAR[i] = i915_read_ar(dev, st01, i, 0);
+	I915_READ8(st01);
+	I915_WRITE8(VGA_AR_INDEX, dev_priv->saveAR_INDEX);
+	I915_READ8(st01);
+
+	/* Graphics controller registers */
+	for (i = 0; i < 9; i++)
+		dev_priv->saveGR[i] =
+			i915_read_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, i);
+
+	dev_priv->saveGR[0x10] =
+		i915_read_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x10);
+	dev_priv->saveGR[0x11] =
+		i915_read_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x11);
+	dev_priv->saveGR[0x18] =
+		i915_read_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x18);
+
+	/* Sequencer registers */
+	for (i = 0; i < 8; i++)
+		dev_priv->saveSR[i] =
+			i915_read_indexed(dev, VGA_SR_INDEX, VGA_SR_DATA, i);
+}
+
+static void i915_restore_vga(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	int i;
+	u16 cr_index, cr_data, st01;
+
+	/* MSR bits */
+	I915_WRITE8(VGA_MSR_WRITE, dev_priv->saveMSR);
+	if (dev_priv->saveMSR & VGA_MSR_CGA_MODE) {
+		cr_index = VGA_CR_INDEX_CGA;
+		cr_data = VGA_CR_DATA_CGA;
+		st01 = VGA_ST01_CGA;
+	} else {
+		cr_index = VGA_CR_INDEX_MDA;
+		cr_data = VGA_CR_DATA_MDA;
+		st01 = VGA_ST01_MDA;
+	}
+
+	/* Sequencer registers, don't write SR07 */
+	for (i = 0; i < 7; i++)
+		i915_write_indexed(dev, VGA_SR_INDEX, VGA_SR_DATA, i,
+				   dev_priv->saveSR[i]);
+
+	/* CRT controller regs */
+	/* Enable CR group 0 writes */
+	i915_write_indexed(dev, cr_index, cr_data, 0x11, dev_priv->saveCR[0x11]);
+	for (i = 0; i <= 0x24; i++)
+		i915_write_indexed(dev, cr_index, cr_data, i, dev_priv->saveCR[i]);
+
+	/* Graphics controller regs */
+	for (i = 0; i < 9; i++)
+		i915_write_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, i,
+				   dev_priv->saveGR[i]);
+
+	i915_write_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x10,
+			   dev_priv->saveGR[0x10]);
+	i915_write_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x11,
+			   dev_priv->saveGR[0x11]);
+	i915_write_indexed(dev, VGA_GR_INDEX, VGA_GR_DATA, 0x18,
+			   dev_priv->saveGR[0x18]);
+
+	/* Attribute controller registers */
+	I915_READ8(st01); /* switch back to index mode */
+	for (i = 0; i <= 0x14; i++)
+		i915_write_ar(dev, st01, i, dev_priv->saveAR[i], 0);
+	I915_READ8(st01); /* switch back to index mode */
+	I915_WRITE8(VGA_AR_INDEX, dev_priv->saveAR_INDEX | 0x20);
+	I915_READ8(st01);
+
+	/* VGA color palette registers */
+	I915_WRITE8(VGA_DACMASK, dev_priv->saveDACMASK);
+	/* DACCRX automatically increments during read */
+	I915_WRITE8(VGA_DACWX, 0);
+	/* Read 3 bytes of color data from each index */
+	for (i = 0; i < 256 * 3; i++)
+		I915_WRITE8(VGA_DACDATA, dev_priv->saveDACDATA[i]);
+
+}
+
+int i915_save_state(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	int i;
+
+#if defined(__FreeBSD__)
+	dev_priv->saveLBB = (u8) pci_read_config(dev->device, LBB, 1);
+#else
+	pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
+#endif
+
+	/* Display arbitration control */
+	dev_priv->saveDSPARB = I915_READ(DSPARB);
+
+	/* Pipe & plane A info */
+	dev_priv->savePIPEACONF = I915_READ(PIPEACONF);
+	dev_priv->savePIPEASRC = I915_READ(PIPEASRC);
+	dev_priv->saveFPA0 = I915_READ(FPA0);
+	dev_priv->saveFPA1 = I915_READ(FPA1);
+	dev_priv->saveDPLL_A = I915_READ(DPLL_A);
+	if (IS_I965G(dev))
+		dev_priv->saveDPLL_A_MD = I915_READ(DPLL_A_MD);
+	dev_priv->saveHTOTAL_A = I915_READ(HTOTAL_A);
+	dev_priv->saveHBLANK_A = I915_READ(HBLANK_A);
+	dev_priv->saveHSYNC_A = I915_READ(HSYNC_A);
+	dev_priv->saveVTOTAL_A = I915_READ(VTOTAL_A);
+	dev_priv->saveVBLANK_A = I915_READ(VBLANK_A);
+	dev_priv->saveVSYNC_A = I915_READ(VSYNC_A);
+	dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
+
+	dev_priv->saveDSPACNTR = I915_READ(DSPACNTR);
+	dev_priv->saveDSPASTRIDE = I915_READ(DSPASTRIDE);
+	dev_priv->saveDSPASIZE = I915_READ(DSPASIZE);
+	dev_priv->saveDSPAPOS = I915_READ(DSPAPOS);
+	dev_priv->saveDSPAADDR = I915_READ(DSPAADDR);
+	if (IS_I965G(dev)) {
+		dev_priv->saveDSPASURF = I915_READ(DSPASURF);
+		dev_priv->saveDSPATILEOFF = I915_READ(DSPATILEOFF);
+	}
+	i915_save_palette(dev, PIPE_A);
+	dev_priv->savePIPEASTAT = I915_READ(PIPEASTAT);
+
+	/* Pipe & plane B info */
+	dev_priv->savePIPEBCONF = I915_READ(PIPEBCONF);
+	dev_priv->savePIPEBSRC = I915_READ(PIPEBSRC);
+	dev_priv->saveFPB0 = I915_READ(FPB0);
+	dev_priv->saveFPB1 = I915_READ(FPB1);
+	dev_priv->saveDPLL_B = I915_READ(DPLL_B);
+	if (IS_I965G(dev))
+		dev_priv->saveDPLL_B_MD = I915_READ(DPLL_B_MD);
+	dev_priv->saveHTOTAL_B = I915_READ(HTOTAL_B);
+	dev_priv->saveHBLANK_B = I915_READ(HBLANK_B);
+	dev_priv->saveHSYNC_B = I915_READ(HSYNC_B);
+	dev_priv->saveVTOTAL_B = I915_READ(VTOTAL_B);
+	dev_priv->saveVBLANK_B = I915_READ(VBLANK_B);
+	dev_priv->saveVSYNC_B = I915_READ(VSYNC_B);
+	dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
+
+	dev_priv->saveDSPBCNTR = I915_READ(DSPBCNTR);
+	dev_priv->saveDSPBSTRIDE = I915_READ(DSPBSTRIDE);
+	dev_priv->saveDSPBSIZE = I915_READ(DSPBSIZE);
+	dev_priv->saveDSPBPOS = I915_READ(DSPBPOS);
+	dev_priv->saveDSPBADDR = I915_READ(DSPBADDR);
+	if (IS_I965GM(dev) || IS_GM45(dev)) {
+		dev_priv->saveDSPBSURF = I915_READ(DSPBSURF);
+		dev_priv->saveDSPBTILEOFF = I915_READ(DSPBTILEOFF);
+	}
+	i915_save_palette(dev, PIPE_B);
+	dev_priv->savePIPEBSTAT = I915_READ(PIPEBSTAT);
+
+	/* CRT state */
+	dev_priv->saveADPA = I915_READ(ADPA);
+
+	/* LVDS state */
+	dev_priv->savePP_CONTROL = I915_READ(PP_CONTROL);
+	dev_priv->savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS);
+	dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL);
+	if (IS_I965G(dev))
+		dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2);
+	if (IS_MOBILE(dev) && !IS_I830(dev))
+		dev_priv->saveLVDS = I915_READ(LVDS);
+	if (!IS_I830(dev) && !IS_845G(dev))
+		dev_priv->savePFIT_CONTROL = I915_READ(PFIT_CONTROL);
+	dev_priv->savePP_ON_DELAYS = I915_READ(PP_ON_DELAYS);
+	dev_priv->savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS);
+	dev_priv->savePP_DIVISOR = I915_READ(PP_DIVISOR);
+
+	/* FIXME: save TV & SDVO state */
+
+	/* FBC state */
+	dev_priv->saveFBC_CFB_BASE = I915_READ(FBC_CFB_BASE);
+	dev_priv->saveFBC_LL_BASE = I915_READ(FBC_LL_BASE);
+	dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2);
+	dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL);
+
+	/* Interrupt state */
+	dev_priv->saveIIR = I915_READ(IIR);
+	dev_priv->saveIER = I915_READ(IER);
+	dev_priv->saveIMR = I915_READ(IMR);
+
+	/* VGA state */
+	dev_priv->saveVGA0 = I915_READ(VGA0);
+	dev_priv->saveVGA1 = I915_READ(VGA1);
+	dev_priv->saveVGA_PD = I915_READ(VGA_PD);
+	dev_priv->saveVGACNTRL = I915_READ(VGACNTRL);
+
+	/* Clock gating state */
+	dev_priv->saveD_STATE = I915_READ(D_STATE);
+	dev_priv->saveCG_2D_DIS = I915_READ(CG_2D_DIS);
+
+	/* Cache mode state */
+	dev_priv->saveCACHE_MODE_0 = I915_READ(CACHE_MODE_0);
+
+	/* Memory Arbitration state */
+	dev_priv->saveMI_ARB_STATE = I915_READ(MI_ARB_STATE);
+
+	/* Scratch space */
+	for (i = 0; i < 16; i++) {
+		dev_priv->saveSWF0[i] = I915_READ(SWF00 + (i << 2));
+		dev_priv->saveSWF1[i] = I915_READ(SWF10 + (i << 2));
+	}
+	for (i = 0; i < 3; i++)
+		dev_priv->saveSWF2[i] = I915_READ(SWF30 + (i << 2));
+
+	i915_save_vga(dev);
+
+	return 0;
+}
+
+int i915_restore_state(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	int i;
+
+#if defined(__FreeBSD__)
+	pci_write_config(dev->device, LBB, dev_priv->saveLBB, 1);
+#else
+	pci_write_config_byte(dev->pdev, LBB, dev_priv->saveLBB);
+#endif
+
+	I915_WRITE(DSPARB, dev_priv->saveDSPARB);
+
+	/* Pipe & plane A info */
+	/* Prime the clock */
+	if (dev_priv->saveDPLL_A & DPLL_VCO_ENABLE) {
+		I915_WRITE(DPLL_A, dev_priv->saveDPLL_A &
+			   ~DPLL_VCO_ENABLE);
+		DRM_UDELAY(150);
+	}
+	I915_WRITE(FPA0, dev_priv->saveFPA0);
+	I915_WRITE(FPA1, dev_priv->saveFPA1);
+	/* Actually enable it */
+	I915_WRITE(DPLL_A, dev_priv->saveDPLL_A);
+	DRM_UDELAY(150);
+	if (IS_I965G(dev))
+		I915_WRITE(DPLL_A_MD, dev_priv->saveDPLL_A_MD);
+	DRM_UDELAY(150);
+
+	/* Restore mode */
+	I915_WRITE(HTOTAL_A, dev_priv->saveHTOTAL_A);
+	I915_WRITE(HBLANK_A, dev_priv->saveHBLANK_A);
+	I915_WRITE(HSYNC_A, dev_priv->saveHSYNC_A);
+	I915_WRITE(VTOTAL_A, dev_priv->saveVTOTAL_A);
+	I915_WRITE(VBLANK_A, dev_priv->saveVBLANK_A);
+	I915_WRITE(VSYNC_A, dev_priv->saveVSYNC_A);
+	I915_WRITE(BCLRPAT_A, dev_priv->saveBCLRPAT_A);
+
+	/* Restore plane info */
+	I915_WRITE(DSPASIZE, dev_priv->saveDSPASIZE);
+	I915_WRITE(DSPAPOS, dev_priv->saveDSPAPOS);
+	I915_WRITE(PIPEASRC, dev_priv->savePIPEASRC);
+	I915_WRITE(DSPAADDR, dev_priv->saveDSPAADDR);
+	I915_WRITE(DSPASTRIDE, dev_priv->saveDSPASTRIDE);
+	if (IS_I965G(dev)) {
+		I915_WRITE(DSPASURF, dev_priv->saveDSPASURF);
+		I915_WRITE(DSPATILEOFF, dev_priv->saveDSPATILEOFF);
+	}
+
+	I915_WRITE(PIPEACONF, dev_priv->savePIPEACONF);
+
+	i915_restore_palette(dev, PIPE_A);
+	/* Enable the plane */
+	I915_WRITE(DSPACNTR, dev_priv->saveDSPACNTR);
+	I915_WRITE(DSPAADDR, I915_READ(DSPAADDR));
+
+	/* Pipe & plane B info */
+	if (dev_priv->saveDPLL_B & DPLL_VCO_ENABLE) {
+		I915_WRITE(DPLL_B, dev_priv->saveDPLL_B &
+			   ~DPLL_VCO_ENABLE);
+		DRM_UDELAY(150);
+	}
+	I915_WRITE(FPB0, dev_priv->saveFPB0);
+	I915_WRITE(FPB1, dev_priv->saveFPB1);
+	/* Actually enable it */
+	I915_WRITE(DPLL_B, dev_priv->saveDPLL_B);
+	DRM_UDELAY(150);
+	if (IS_I965G(dev))
+		I915_WRITE(DPLL_B_MD, dev_priv->saveDPLL_B_MD);
+	DRM_UDELAY(150);
+
+	/* Restore mode */
+	I915_WRITE(HTOTAL_B, dev_priv->saveHTOTAL_B);
+	I915_WRITE(HBLANK_B, dev_priv->saveHBLANK_B);
+	I915_WRITE(HSYNC_B, dev_priv->saveHSYNC_B);
+	I915_WRITE(VTOTAL_B, dev_priv->saveVTOTAL_B);
+	I915_WRITE(VBLANK_B, dev_priv->saveVBLANK_B);
+	I915_WRITE(VSYNC_B, dev_priv->saveVSYNC_B);
+	I915_WRITE(BCLRPAT_B, dev_priv->saveBCLRPAT_B);
+
+	/* Restore plane info */
+	I915_WRITE(DSPBSIZE, dev_priv->saveDSPBSIZE);
+	I915_WRITE(DSPBPOS, dev_priv->saveDSPBPOS);
+	I915_WRITE(PIPEBSRC, dev_priv->savePIPEBSRC);
+	I915_WRITE(DSPBADDR, dev_priv->saveDSPBADDR);
+	I915_WRITE(DSPBSTRIDE, dev_priv->saveDSPBSTRIDE);
+	if (IS_I965G(dev)) {
+		I915_WRITE(DSPBSURF, dev_priv->saveDSPBSURF);
+		I915_WRITE(DSPBTILEOFF, dev_priv->saveDSPBTILEOFF);
+	}
+
+	I915_WRITE(PIPEBCONF, dev_priv->savePIPEBCONF);
+
+	i915_restore_palette(dev, PIPE_B);
+	/* Enable the plane */
+	I915_WRITE(DSPBCNTR, dev_priv->saveDSPBCNTR);
+	I915_WRITE(DSPBADDR, I915_READ(DSPBADDR));
+
+	/* CRT state */
+	I915_WRITE(ADPA, dev_priv->saveADPA);
+
+	/* LVDS state */
+	if (IS_I965G(dev))
+		I915_WRITE(BLC_PWM_CTL2, dev_priv->saveBLC_PWM_CTL2);
+	if (IS_MOBILE(dev) && !IS_I830(dev))
+		I915_WRITE(LVDS, dev_priv->saveLVDS);
+	if (!IS_I830(dev) && !IS_845G(dev))
+		I915_WRITE(PFIT_CONTROL, dev_priv->savePFIT_CONTROL);
+
+	I915_WRITE(PFIT_PGM_RATIOS, dev_priv->savePFIT_PGM_RATIOS);
+	I915_WRITE(BLC_PWM_CTL, dev_priv->saveBLC_PWM_CTL);
+	I915_WRITE(PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS);
+	I915_WRITE(PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS);
+	I915_WRITE(PP_DIVISOR, dev_priv->savePP_DIVISOR);
+	I915_WRITE(PP_CONTROL, dev_priv->savePP_CONTROL);
+
+	/* FIXME: restore TV & SDVO state */
+
+	/* FBC info */
+	I915_WRITE(FBC_CFB_BASE, dev_priv->saveFBC_CFB_BASE);
+	I915_WRITE(FBC_LL_BASE, dev_priv->saveFBC_LL_BASE);
+	I915_WRITE(FBC_CONTROL2, dev_priv->saveFBC_CONTROL2);
+	I915_WRITE(FBC_CONTROL, dev_priv->saveFBC_CONTROL);
+
+	/* VGA state */
+	I915_WRITE(VGACNTRL, dev_priv->saveVGACNTRL);
+	I915_WRITE(VGA0, dev_priv->saveVGA0);
+	I915_WRITE(VGA1, dev_priv->saveVGA1);
+	I915_WRITE(VGA_PD, dev_priv->saveVGA_PD);
+	DRM_UDELAY(150);
+
+	/* Clock gating state */
+	I915_WRITE (D_STATE, dev_priv->saveD_STATE);
+	I915_WRITE (CG_2D_DIS, dev_priv->saveCG_2D_DIS);
+
+	/* Cache mode state */
+	I915_WRITE (CACHE_MODE_0, dev_priv->saveCACHE_MODE_0 | 0xffff0000);
+
+	/* Memory arbitration state */
+	I915_WRITE (MI_ARB_STATE, dev_priv->saveMI_ARB_STATE | 0xffff0000);
+
+	for (i = 0; i < 16; i++) {
+		I915_WRITE(SWF00 + (i << 2), dev_priv->saveSWF0[i]);
+		I915_WRITE(SWF10 + (i << 2), dev_priv->saveSWF1[i+7]);
+	}
+	for (i = 0; i < 3; i++)
+		I915_WRITE(SWF30 + (i << 2), dev_priv->saveSWF2[i]);
+
+	i915_restore_vga(dev);
+
+	return 0;
+}
+
diff --git a/shared-core/nouveau_fifo.c b/shared-core/nouveau_fifo.c
index 085336af..5ec2bc3e 100644
--- a/shared-core/nouveau_fifo.c
+++ b/shared-core/nouveau_fifo.c
@@ -131,7 +131,7 @@ int nouveau_fifo_init(struct drm_device *dev)
 	/* No cmdbuf object */
 	NV_WRITE(NV04_PFIFO_CACHE1_DMA_INSTANCE, 0x00000000);
 	NV_WRITE(NV03_PFIFO_CACHE0_PUSH0, 0x00000000);
-	NV_WRITE(NV03_PFIFO_CACHE0_PULL0, 0x00000000);
+	NV_WRITE(NV04_PFIFO_CACHE0_PULL0, 0x00000000);
 	NV_WRITE(NV04_PFIFO_SIZE, 0x0000FFFF);
 	NV_WRITE(NV04_PFIFO_CACHE1_HASH, 0x0000FFFF);
 	NV_WRITE(NV04_PFIFO_CACHE0_PULL1, 0x00000001);
diff --git a/shared-core/nouveau_mem.c b/shared-core/nouveau_mem.c
index 375463b4..1078a9c5 100644
--- a/shared-core/nouveau_mem.c
+++ b/shared-core/nouveau_mem.c
@@ -36,7 +36,6 @@
 #include "nouveau_drv.h"
 #include "nv50_kms_wrapper.h"
 
-
 static struct mem_block *
 split_block(struct mem_block *p, uint64_t start, uint64_t size,
 	    struct drm_file *file_priv)
diff --git a/shared-core/nv04_fifo.c b/shared-core/nv04_fifo.c
index 230c8e72..88186fe3 100644
--- a/shared-core/nv04_fifo.c
+++ b/shared-core/nv04_fifo.c
@@ -122,8 +122,8 @@ nv04_fifo_save_context(struct nouveau_channel *chan)
 	struct drm_nouveau_private *dev_priv = dev->dev_private;
 	uint32_t tmp;
 
-	RAMFC_WR(DMA_PUT, NV04_PFIFO_CACHE1_DMA_PUT);
-	RAMFC_WR(DMA_GET, NV04_PFIFO_CACHE1_DMA_GET);
+	RAMFC_WR(DMA_PUT, NV_READ(NV04_PFIFO_CACHE1_DMA_PUT));
+	RAMFC_WR(DMA_GET, NV_READ(NV04_PFIFO_CACHE1_DMA_GET));
 
 	tmp  = NV_READ(NV04_PFIFO_CACHE1_DMA_DCOUNT) << 16;
 	tmp |= NV_READ(NV04_PFIFO_CACHE1_DMA_INSTANCE);
diff --git a/shared-core/r300_cmdbuf.c b/shared-core/r300_cmdbuf.c
index e8f18dbc..05a76ef1 100644
--- a/shared-core/r300_cmdbuf.c
+++ b/shared-core/r300_cmdbuf.c
@@ -77,6 +77,9 @@ static int r300_emit_cliprects(drm_radeon_private_t *dev_priv,
 				return -EFAULT;
 			}
 
+			box.x2--; /* Hardware expects inclusive bottom-right corner */
+			box.y2--;
+
 			if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV515) {
 				box.x1 = (box.x1) &
 					R300_CLIPRECT_MASK;
@@ -95,8 +98,8 @@ static int r300_emit_cliprects(drm_radeon_private_t *dev_priv,
 					R300_CLIPRECT_MASK;
 				box.y2 = (box.y2 + R300_CLIPRECT_OFFSET) &
 					R300_CLIPRECT_MASK;
-
 			}
+
 			OUT_RING((box.x1 << R300_CLIPRECT_X_SHIFT) |
 				 (box.y1 << R300_CLIPRECT_Y_SHIFT));
 			OUT_RING((box.x2 << R300_CLIPRECT_X_SHIFT) |
@@ -136,6 +139,18 @@ static int r300_emit_cliprects(drm_radeon_private_t *dev_priv,
 		ADVANCE_RING();
 	}
 
+	/* flus cache and wait idle clean after cliprect change */
+	BEGIN_RING(2);
+	OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+	OUT_RING(R300_RB3D_DC_FLUSH);
+	ADVANCE_RING();
+	BEGIN_RING(2);
+	OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+	OUT_RING(RADEON_WAIT_3D_IDLECLEAN);
+	ADVANCE_RING();
+	/* set flush flag */
+	dev_priv->track_flush |= RADEON_FLUSH_EMITED;
+
 	return 0;
 }
 
@@ -166,13 +181,13 @@ void r300_init_reg_flags(struct drm_device *dev)
 	ADD_RANGE(0x21DC, 1);
 	ADD_RANGE(R300_VAP_UNKNOWN_221C, 1);
 	ADD_RANGE(R300_VAP_CLIP_X_0, 4);
-	ADD_RANGE(R300_VAP_PVS_WAITIDLE, 1);
+	ADD_RANGE(R300_VAP_PVS_STATE_FLUSH_REG, 1);
 	ADD_RANGE(R300_VAP_UNKNOWN_2288, 1);
 	ADD_RANGE(R300_VAP_OUTPUT_VTX_FMT_0, 2);
 	ADD_RANGE(R300_VAP_PVS_CNTL_1, 3);
 	ADD_RANGE(R300_GB_ENABLE, 1);
 	ADD_RANGE(R300_GB_MSPOS0, 5);
-	ADD_RANGE(R300_TX_CNTL, 1);
+	ADD_RANGE(R300_TX_INVALTAGS, 1);
 	ADD_RANGE(R300_TX_ENABLE, 1);
 	ADD_RANGE(0x4200, 4);
 	ADD_RANGE(0x4214, 1);
@@ -190,7 +205,7 @@ void r300_init_reg_flags(struct drm_device *dev)
 	ADD_RANGE(0x42C0, 2);
 	ADD_RANGE(R300_RS_CNTL_0, 2);
 
-	ADD_RANGE(0x43A4, 2);
+	ADD_RANGE(R300_SC_HYPERZ, 2);
 	ADD_RANGE(0x43E8, 1);
 
 	ADD_RANGE(0x46A4, 5);
@@ -209,14 +224,12 @@ void r300_init_reg_flags(struct drm_device *dev)
 	ADD_RANGE(0x4E50, 9);
 	ADD_RANGE(0x4E88, 1);
 	ADD_RANGE(0x4EA0, 2);
-	ADD_RANGE(R300_RB3D_ZSTENCIL_CNTL_0, 3);
-	ADD_RANGE(R300_RB3D_ZSTENCIL_FORMAT, 4);
-	ADD_RANGE_MARK(R300_RB3D_DEPTHOFFSET, 1, MARK_CHECK_OFFSET);	/* check offset */
-	ADD_RANGE(R300_RB3D_DEPTHPITCH, 1);
-	ADD_RANGE(0x4F28, 1);
-	ADD_RANGE(0x4F30, 2);
-	ADD_RANGE(0x4F44, 1);
-	ADD_RANGE(0x4F54, 1);
+	ADD_RANGE(R300_ZB_CNTL, 3);
+	ADD_RANGE(R300_ZB_FORMAT, 4);
+	ADD_RANGE_MARK(R300_ZB_DEPTHOFFSET, 1, MARK_CHECK_OFFSET);	/* check offset */
+	ADD_RANGE(R300_ZB_DEPTHPITCH, 1);
+	ADD_RANGE(R300_ZB_DEPTHCLEARVALUE, 1);
+	ADD_RANGE(R300_ZB_ZMASK_OFFSET, 13);
 
 	ADD_RANGE(R300_TX_FILTER_0, 16);
 	ADD_RANGE(R300_TX_FILTER1_0, 16);
@@ -229,7 +242,7 @@ void r300_init_reg_flags(struct drm_device *dev)
 	ADD_RANGE(R300_TX_BORDER_COLOR_0, 16);
 
 	/* Sporadic registers used as primitives are emitted */
-	ADD_RANGE(R300_RB3D_ZCACHE_CTLSTAT, 1);
+	ADD_RANGE(R300_ZB_ZCACHE_CTLSTAT, 1);
 	ADD_RANGE(R300_RB3D_DSTCACHE_CTLSTAT, 1);
 	ADD_RANGE(R300_VAP_INPUT_ROUTE_0_0, 8);
 	ADD_RANGE(R300_VAP_INPUT_ROUTE_1_0, 8);
@@ -243,6 +256,7 @@ void r300_init_reg_flags(struct drm_device *dev)
 		ADD_RANGE(R500_RS_INST_0, 16);
 		ADD_RANGE(R500_RB3D_COLOR_CLEAR_VALUE_AR, 2);
 		ADD_RANGE(R500_RB3D_CONSTANT_COLOR_AR, 2);
+		ADD_RANGE(R500_ZB_FIFO_SIZE, 2);
 	} else {
 		ADD_RANGE(R300_PFS_CNTL_0, 3);
 		ADD_RANGE(R300_PFS_NODE_0, 4);
@@ -390,15 +404,28 @@ static __inline__ int r300_emit_vpu(drm_radeon_private_t *dev_priv,
 	if (sz * 16 > cmdbuf->bufsz)
 		return -EINVAL;
 
-	BEGIN_RING(5 + sz * 4);
-	/* Wait for VAP to come to senses.. */
-	/* there is no need to emit it multiple times, (only once before VAP is programmed,
-	   but this optimization is for later */
-	OUT_RING_REG(R300_VAP_PVS_WAITIDLE, 0);
+	/* VAP is very sensitive so we purge cache before we program it
+	 * and we also flush its state before & after */
+	BEGIN_RING(6);
+	OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+	OUT_RING(R300_RB3D_DC_FLUSH);
+	OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+	OUT_RING(RADEON_WAIT_3D_IDLECLEAN);
+	OUT_RING(CP_PACKET0(R300_VAP_PVS_STATE_FLUSH_REG, 0));
+	OUT_RING(0);
+	ADVANCE_RING();
+	/* set flush flag */
+	dev_priv->track_flush |= RADEON_FLUSH_EMITED;
+
+	BEGIN_RING(3 + sz * 4);
 	OUT_RING_REG(R300_VAP_PVS_UPLOAD_ADDRESS, addr);
 	OUT_RING(CP_PACKET0_TABLE(R300_VAP_PVS_UPLOAD_DATA, sz * 4 - 1));
 	OUT_RING_TABLE((int *)cmdbuf->buf, sz * 4);
+	ADVANCE_RING();
 
+	BEGIN_RING(2);
+	OUT_RING(CP_PACKET0(R300_VAP_PVS_STATE_FLUSH_REG, 0));
+	OUT_RING(0);
 	ADVANCE_RING();
 
 	cmdbuf->buf += sz * 16;
@@ -426,6 +453,15 @@ static __inline__ int r300_emit_clear(drm_radeon_private_t *dev_priv,
 	OUT_RING_TABLE((int *)cmdbuf->buf, 8);
 	ADVANCE_RING();
 
+	BEGIN_RING(4);
+	OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+	OUT_RING(R300_RB3D_DC_FLUSH);
+	OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+	OUT_RING(RADEON_WAIT_3D_IDLECLEAN);
+	ADVANCE_RING();
+	/* set flush flag */
+	dev_priv->track_flush |= RADEON_FLUSH_EMITED;
+
 	cmdbuf->buf += 8 * 4;
 	cmdbuf->bufsz -= 8 * 4;
 
@@ -545,22 +581,23 @@ static __inline__ int r300_emit_bitblt_multi(drm_radeon_private_t *dev_priv,
 	return 0;
 }
 
-static __inline__ int r300_emit_indx_buffer(drm_radeon_private_t *dev_priv,
-					     drm_radeon_kcmd_buffer_t *cmdbuf)
+static __inline__ int r300_emit_draw_indx_2(drm_radeon_private_t *dev_priv,
+					    drm_radeon_kcmd_buffer_t *cmdbuf)
 {
-	u32 *cmd = (u32 *) cmdbuf->buf;
-	int count, ret;
+	u32 *cmd;
+	int count;
+	int expected_count;
 	RING_LOCALS;
 
-	count=(cmd[0]>>16) & 0x3fff;
+	cmd = (u32 *) cmdbuf->buf;
+	count = (cmd[0]>>16) & 0x3fff;
+	expected_count = cmd[1] >> 16;
+	if (!(cmd[1] & R300_VAP_VF_CNTL__INDEX_SIZE_32bit))
+		expected_count = (expected_count+1)/2;
 
-	if ((cmd[1] & 0x8000ffff) != 0x80000810) {
-		DRM_ERROR("Invalid indx_buffer reg address %08X\n", cmd[1]);
-		return -EINVAL;
-	}
-	ret = !radeon_check_offset(dev_priv, cmd[2]);
-	if (ret) {
-		DRM_ERROR("Invalid indx_buffer offset is %08X\n", cmd[2]);
+	if (count && count != expected_count) {
+		DRM_ERROR("3D_DRAW_INDX_2: packet size %i, expected %i\n",
+			count, expected_count);
 		return -EINVAL;
 	}
 
@@ -572,6 +609,50 @@ static __inline__ int r300_emit_indx_buffer(drm_radeon_private_t *dev_priv,
 	cmdbuf->buf += (count+2)*4;
 	cmdbuf->bufsz -= (count+2)*4;
 
+	if (!count) {
+		drm_r300_cmd_header_t header;
+
+		if (cmdbuf->bufsz < 4*4 + sizeof(header)) {
+			DRM_ERROR("3D_DRAW_INDX_2: expect subsequent INDX_BUFFER, but stream is too short.\n");
+			return -EINVAL;
+		}
+
+		header.u = *(unsigned int *)cmdbuf->buf;
+
+		cmdbuf->buf += sizeof(header);
+		cmdbuf->bufsz -= sizeof(header);
+		cmd = (u32 *) cmdbuf->buf;
+
+		if (header.header.cmd_type != R300_CMD_PACKET3 ||
+		    header.packet3.packet != R300_CMD_PACKET3_RAW ||
+		    cmd[0] != CP_PACKET3(RADEON_CP_INDX_BUFFER, 2)) {
+			DRM_ERROR("3D_DRAW_INDX_2: expect subsequent INDX_BUFFER.\n");
+			return -EINVAL;
+		}
+
+		if ((cmd[1] & 0x8000ffff) != 0x80000810) {
+			DRM_ERROR("Invalid indx_buffer reg address %08X\n", cmd[1]);
+			return -EINVAL;
+		}
+		if (!radeon_check_offset(dev_priv, cmd[2])) {
+			DRM_ERROR("Invalid indx_buffer offset is %08X\n", cmd[2]);
+			return -EINVAL;
+		}
+		if (cmd[3] != expected_count) {
+			DRM_ERROR("INDX_BUFFER: buffer size %i, expected %i\n",
+				cmd[3], expected_count);
+			return -EINVAL;
+		}
+
+		BEGIN_RING(4);
+		OUT_RING(cmd[0]);
+		OUT_RING_TABLE((int *)(cmdbuf->buf + 4), 3);
+		ADVANCE_RING();
+
+		cmdbuf->buf += 4*4;
+		cmdbuf->bufsz -= 4*4;
+	}
+
 	return 0;
 }
 
@@ -615,11 +696,22 @@ static __inline__ int r300_emit_raw_packet3(drm_radeon_private_t *dev_priv,
 	case RADEON_CNTL_BITBLT_MULTI:
 		return r300_emit_bitblt_multi(dev_priv, cmdbuf);
 
-	case RADEON_CP_INDX_BUFFER:	/* DRAW_INDX_2 without INDX_BUFFER seems to lock up the gpu */
-		return r300_emit_indx_buffer(dev_priv, cmdbuf);
-	case RADEON_CP_3D_DRAW_IMMD_2:	/* triggers drawing using in-packet vertex data */
-	case RADEON_CP_3D_DRAW_VBUF_2:	/* triggers drawing of vertex buffers setup elsewhere */
-	case RADEON_CP_3D_DRAW_INDX_2:	/* triggers drawing using indices to vertex buffer */
+	case RADEON_CP_INDX_BUFFER:
+		DRM_ERROR("packet3 INDX_BUFFER without preceding 3D_DRAW_INDX_2 is illegal.\n");
+		return -EINVAL;
+	case RADEON_CP_3D_DRAW_IMMD_2:
+		/* triggers drawing using in-packet vertex data */
+	case RADEON_CP_3D_DRAW_VBUF_2:
+		/* triggers drawing of vertex buffers setup elsewhere */
+		dev_priv->track_flush &= ~(RADEON_FLUSH_EMITED |
+					   RADEON_PURGE_EMITED);
+		break;
+	case RADEON_CP_3D_DRAW_INDX_2:
+		/* triggers drawing using indices to vertex buffer */
+		/* whenever we send vertex we clear flush & purge */
+		dev_priv->track_flush &= ~(RADEON_FLUSH_EMITED |
+					   RADEON_PURGE_EMITED);
+		return r300_emit_draw_indx_2(dev_priv, cmdbuf);
 	case RADEON_WAIT_FOR_IDLE:
 	case RADEON_CP_NOP:
 		/* these packets are safe */
@@ -715,16 +807,53 @@ static __inline__ int r300_emit_packet3(drm_radeon_private_t *dev_priv,
  */
 static __inline__ void r300_pacify(drm_radeon_private_t *dev_priv)
 {
+	uint32_t cache_z, cache_3d, cache_2d;
 	RING_LOCALS;
 
-	BEGIN_RING(6);
+	cache_z = R300_ZC_FLUSH;
+	cache_2d = R300_DC_FLUSH_2D;
+	cache_3d = R300_DC_FLUSH_3D;
+	if (!(dev_priv->track_flush & RADEON_PURGE_EMITED)) {
+		/* we can purge, primitive where draw since last purge */
+		cache_z |= R300_ZC_FREE;
+		cache_2d |= R300_DC_FREE_2D;
+		cache_3d |= R300_DC_FREE_3D;
+	}
+
+	/* flush & purge zbuffer */
+	BEGIN_RING(2);
+	OUT_RING(CP_PACKET0(R300_ZB_ZCACHE_CTLSTAT, 0));
+	OUT_RING(cache_z);
+	ADVANCE_RING();
+	/* flush & purge 3d */
+	BEGIN_RING(2);
 	OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
-	OUT_RING(R300_RB3D_DSTCACHE_UNKNOWN_0A);
-	OUT_RING(CP_PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0));
-	OUT_RING(R300_RB3D_ZCACHE_UNKNOWN_03);
-	OUT_RING(CP_PACKET3(RADEON_CP_NOP, 0));
-	OUT_RING(0x0);
+	OUT_RING(cache_3d);
+	ADVANCE_RING();
+	/* flush & purge texture */
+	BEGIN_RING(2);
+	OUT_RING(CP_PACKET0(R300_TX_INVALTAGS, 0));
+	OUT_RING(0);
+	ADVANCE_RING();
+	/* FIXME: is this one really needed ? */
+	BEGIN_RING(2);
+	OUT_RING(CP_PACKET0(R300_RB3D_AARESOLVE_CTL, 0));
+	OUT_RING(0);
+	ADVANCE_RING();
+	BEGIN_RING(2);
+	OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+	OUT_RING(RADEON_WAIT_3D_IDLECLEAN);
+	ADVANCE_RING();
+	/* flush & purge 2d through E2 as RB2D will trigger lockup */
+	BEGIN_RING(4);
+	OUT_RING(CP_PACKET0(R300_DSTCACHE_CTLSTAT, 0));
+	OUT_RING(cache_2d);
+	OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+	OUT_RING(RADEON_WAIT_2D_IDLECLEAN |
+		 RADEON_WAIT_HOST_IDLECLEAN);
 	ADVANCE_RING();
+	/* set flush & purge flags */
+	dev_priv->track_flush |= RADEON_FLUSH_EMITED | RADEON_PURGE_EMITED;
 }
 
 /**
@@ -906,8 +1035,7 @@ int r300_do_cp_cmdbuf(struct drm_device *dev,
 
 	DRM_DEBUG("\n");
 
-	/* See the comment above r300_emit_begin3d for why this call must be here,
-	 * and what the cleanup gotos are for. */
+	/* pacify */
 	r300_pacify(dev_priv);
 
 	if (cmdbuf->nbox <= R300_SIMULTANEOUS_CLIPRECTS) {
diff --git a/shared-core/r300_reg.h b/shared-core/r300_reg.h
index 0be01fc7..d35dd39d 100644
--- a/shared-core/r300_reg.h
+++ b/shared-core/r300_reg.h
@@ -320,7 +320,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
  * Therefore, I suspect writing zero to 0x2284 synchronizes the engine and
  * avoids bugs caused by still running shaders reading bad data from memory.
  */
-#define R300_VAP_PVS_WAITIDLE               0x2284 /* GUESS */
+#define R300_VAP_PVS_STATE_FLUSH_REG        0x2284
 
 /* Absolutely no clue what this register is about. */
 #define R300_VAP_UNKNOWN_2288               0x2288
@@ -516,7 +516,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
 /* gap */
 
 /* Zero to flush caches. */
-#define R300_TX_CNTL                        0x4100
+#define R300_TX_INVALTAGS                   0x4100
 #define R300_TX_FLUSH                       0x0
 
 /* The upper enable bits are guessed, based on fglrx reported limits. */
@@ -705,6 +705,27 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
 #		define R300_RS_ROUTE_1_UNKNOWN11         (1 << 11)
 /* END: Rasterization / Interpolators - many guesses */
 
+/* Hierarchical Z Enable */
+#define R300_SC_HYPERZ                   0x43a4
+#	define R300_SC_HYPERZ_DISABLE     (0 << 0)
+#	define R300_SC_HYPERZ_ENABLE      (1 << 0)
+#	define R300_SC_HYPERZ_MIN         (0 << 1)
+#	define R300_SC_HYPERZ_MAX         (1 << 1)
+#	define R300_SC_HYPERZ_ADJ_256     (0 << 2)
+#	define R300_SC_HYPERZ_ADJ_128     (1 << 2)
+#	define R300_SC_HYPERZ_ADJ_64      (2 << 2)
+#	define R300_SC_HYPERZ_ADJ_32      (3 << 2)
+#	define R300_SC_HYPERZ_ADJ_16      (4 << 2)
+#	define R300_SC_HYPERZ_ADJ_8       (5 << 2)
+#	define R300_SC_HYPERZ_ADJ_4       (6 << 2)
+#	define R300_SC_HYPERZ_ADJ_2       (7 << 2)
+#	define R300_SC_HYPERZ_HZ_Z0MIN_NO (0 << 5)
+#	define R300_SC_HYPERZ_HZ_Z0MIN    (1 << 5)
+#	define R300_SC_HYPERZ_HZ_Z0MAX_NO (0 << 6)
+#	define R300_SC_HYPERZ_HZ_Z0MAX    (1 << 6)
+
+#define R300_SC_EDGERULE                 0x43a8
+
 /* BEGIN: Scissors and cliprects */
 
 /* There are four clipping rectangles. Their corner coordinates are inclusive.
@@ -1344,6 +1365,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
 #define R300_RB3D_COLORPITCH2               0x4E40 /* GUESS */
 #define R300_RB3D_COLORPITCH3               0x4E44 /* GUESS */
 
+#define R300_RB3D_AARESOLVE_CTL             0x4E88
 /* gap */
 
 /* Guess by Vladimir.
@@ -1358,19 +1380,14 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
  * for this.
  * Bit (1<<8) is the "test" bit. so plain write is 6  - vd
  */
-#define R300_RB3D_ZSTENCIL_CNTL_0                   0x4F00
-#       define R300_RB3D_Z_DISABLED_1            0x00000010
-#       define R300_RB3D_Z_DISABLED_2            0x00000014
-#       define R300_RB3D_Z_TEST                  0x00000012
-#       define R300_RB3D_Z_TEST_AND_WRITE        0x00000016
-#       define R300_RB3D_Z_WRITE_ONLY		 0x00000006
-
-#       define R300_RB3D_Z_TEST                  0x00000012
-#       define R300_RB3D_Z_TEST_AND_WRITE        0x00000016
-#       define R300_RB3D_Z_WRITE_ONLY		 0x00000006
-#	define R300_RB3D_STENCIL_ENABLE		 0x00000001
-
-#define R300_RB3D_ZSTENCIL_CNTL_1                   0x4F04
+#define R300_ZB_CNTL                             0x4F00
+#	define R300_STENCIL_ENABLE		 (1 << 0)
+#	define R300_Z_ENABLE		         (1 << 1)
+#	define R300_Z_WRITE_ENABLE		 (1 << 2)
+#	define R300_Z_SIGNED_COMPARE		 (1 << 3)
+#	define R300_STENCIL_FRONT_BACK		 (1 << 4)
+
+#define R300_ZB_ZSTENCILCNTL                   0x4f04
 	/* functions */
 #	define R300_ZS_NEVER			0
 #	define R300_ZS_LESS			1
@@ -1390,52 +1407,166 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
 #	define R300_ZS_INVERT			5
 #	define R300_ZS_INCR_WRAP		6
 #	define R300_ZS_DECR_WRAP		7
+#	define R300_Z_FUNC_SHIFT		0
 	/* front and back refer to operations done for front
 	   and back faces, i.e. separate stencil function support */
-#	define R300_RB3D_ZS1_DEPTH_FUNC_SHIFT		0
-#	define R300_RB3D_ZS1_FRONT_FUNC_SHIFT		3
-#	define R300_RB3D_ZS1_FRONT_FAIL_OP_SHIFT	6
-#	define R300_RB3D_ZS1_FRONT_ZPASS_OP_SHIFT	9
-#	define R300_RB3D_ZS1_FRONT_ZFAIL_OP_SHIFT      12
-#	define R300_RB3D_ZS1_BACK_FUNC_SHIFT           15
-#	define R300_RB3D_ZS1_BACK_FAIL_OP_SHIFT        18
-#	define R300_RB3D_ZS1_BACK_ZPASS_OP_SHIFT       21
-#	define R300_RB3D_ZS1_BACK_ZFAIL_OP_SHIFT       24
-
-#define R300_RB3D_ZSTENCIL_CNTL_2                   0x4F08
-#	define R300_RB3D_ZS2_STENCIL_REF_SHIFT		0
-#	define R300_RB3D_ZS2_STENCIL_MASK		0xFF
-#	define R300_RB3D_ZS2_STENCIL_MASK_SHIFT	        8
-#	define R300_RB3D_ZS2_STENCIL_WRITE_MASK_SHIFT	16
+#	define R300_S_FRONT_FUNC_SHIFT	        3
+#	define R300_S_FRONT_SFAIL_OP_SHIFT	6
+#	define R300_S_FRONT_ZPASS_OP_SHIFT	9
+#	define R300_S_FRONT_ZFAIL_OP_SHIFT      12
+#	define R300_S_BACK_FUNC_SHIFT           15
+#	define R300_S_BACK_SFAIL_OP_SHIFT       18
+#	define R300_S_BACK_ZPASS_OP_SHIFT       21
+#	define R300_S_BACK_ZFAIL_OP_SHIFT       24
+
+#define R300_ZB_STENCILREFMASK                        0x4f08
+#	define R300_STENCILREF_SHIFT       0
+#	define R300_STENCILREF_MASK        0x000000ff
+#	define R300_STENCILMASK_SHIFT      8
+#	define R300_STENCILMASK_MASK       0x0000ff00
+#	define R300_STENCILWRITEMASK_SHIFT 16
+#	define R300_STENCILWRITEMASK_MASK  0x00ff0000
 
 /* gap */
 
-#define R300_RB3D_ZSTENCIL_FORMAT                   0x4F10
-#	define R300_DEPTH_FORMAT_16BIT_INT_Z     (0 << 0)
-#	define R300_DEPTH_FORMAT_24BIT_INT_Z     (2 << 0)
-	/* 16 bit format or some aditional bit ? */
-#	define R300_DEPTH_FORMAT_UNK32          (32 << 0)
+#define R300_ZB_FORMAT                             0x4f10
+#	define R300_DEPTHFORMAT_16BIT_INT_Z   (0 << 0)
+#	define R300_DEPTHFORMAT_16BIT_13E3    (1 << 0)
+#	define R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL   (2 << 0)
+/* reserved up to (15 << 0) */
+#	define R300_INVERT_13E3_LEADING_ONES  (0 << 4)
+#	define R300_INVERT_13E3_LEADING_ZEROS (1 << 4)
 
-#define R300_RB3D_EARLY_Z                           0x4F14
-#	define R300_EARLY_Z_DISABLE              (0 << 0)
-#	define R300_EARLY_Z_ENABLE               (1 << 0)
+#define R300_ZB_ZTOP                             0x4F14
+#	define R300_ZTOP_DISABLE                 (0 << 0)
+#	define R300_ZTOP_ENABLE                  (1 << 0)
 
 /* gap */
 
-#define R300_RB3D_ZCACHE_CTLSTAT            0x4F18 /* GUESS */
-#       define R300_RB3D_ZCACHE_UNKNOWN_01  0x1
-#       define R300_RB3D_ZCACHE_UNKNOWN_03  0x3
+#define R300_ZB_ZCACHE_CTLSTAT            0x4f18
+#       define R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_NO_EFFECT      (0 << 0)
+#       define R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE (1 << 0)
+#       define R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_NO_EFFECT       (0 << 1)
+#       define R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE            (1 << 1)
+#       define R300_ZB_ZCACHE_CTLSTAT_ZC_BUSY_IDLE            (0 << 31)
+#       define R300_ZB_ZCACHE_CTLSTAT_ZC_BUSY_BUSY            (1 << 31)
+
+#define R300_ZB_BW_CNTL                     0x4f1c
+#	define R300_HIZ_DISABLE                              (0 << 0)
+#	define R300_HIZ_ENABLE                               (1 << 0)
+#	define R300_HIZ_MIN                                  (0 << 1)
+#	define R300_HIZ_MAX                                  (1 << 1)
+#	define R300_FAST_FILL_DISABLE                        (0 << 2)
+#	define R300_FAST_FILL_ENABLE                         (1 << 2)
+#	define R300_RD_COMP_DISABLE                          (0 << 3)
+#	define R300_RD_COMP_ENABLE                           (1 << 3)
+#	define R300_WR_COMP_DISABLE                          (0 << 4)
+#	define R300_WR_COMP_ENABLE                           (1 << 4)
+#	define R300_ZB_CB_CLEAR_RMW                          (0 << 5)
+#	define R300_ZB_CB_CLEAR_CACHE_LINEAR                 (1 << 5)
+#	define R300_FORCE_COMPRESSED_STENCIL_VALUE_DISABLE   (0 << 6)
+#	define R300_FORCE_COMPRESSED_STENCIL_VALUE_ENABLE    (1 << 6)
+
+#	define R500_ZEQUAL_OPTIMIZE_ENABLE                   (0 << 7)
+#	define R500_ZEQUAL_OPTIMIZE_DISABLE                  (1 << 7)
+#	define R500_SEQUAL_OPTIMIZE_ENABLE                   (0 << 8)
+#	define R500_SEQUAL_OPTIMIZE_DISABLE                  (1 << 8)
+
+#	define R500_BMASK_ENABLE                             (0 << 10)
+#	define R500_BMASK_DISABLE                            (1 << 10)
+#	define R500_HIZ_EQUAL_REJECT_DISABLE                 (0 << 11)
+#	define R500_HIZ_EQUAL_REJECT_ENABLE                  (1 << 11)
+#	define R500_HIZ_FP_EXP_BITS_DISABLE                  (0 << 12)
+#	define R500_HIZ_FP_EXP_BITS_1                        (1 << 12)
+#	define R500_HIZ_FP_EXP_BITS_2                        (2 << 12)
+#	define R500_HIZ_FP_EXP_BITS_3                        (3 << 12)
+#	define R500_HIZ_FP_EXP_BITS_4                        (4 << 12)
+#	define R500_HIZ_FP_EXP_BITS_5                        (5 << 12)
+#	define R500_HIZ_FP_INVERT_LEADING_ONES               (0 << 15)
+#	define R500_HIZ_FP_INVERT_LEADING_ZEROS              (1 << 15)
+#	define R500_TILE_OVERWRITE_RECOMPRESSION_ENABLE      (0 << 16)
+#	define R500_TILE_OVERWRITE_RECOMPRESSION_DISABLE     (1 << 16)
+#	define R500_CONTIGUOUS_6XAA_SAMPLES_ENABLE           (0 << 17)
+#	define R500_CONTIGUOUS_6XAA_SAMPLES_DISABLE          (1 << 17)
+#	define R500_PEQ_PACKING_DISABLE                      (0 << 18)
+#	define R500_PEQ_PACKING_ENABLE                       (1 << 18)
+#	define R500_COVERED_PTR_MASKING_DISABLE              (0 << 18)
+#	define R500_COVERED_PTR_MASKING_ENABLE               (1 << 18)
+
 
 /* gap */
 
-#define R300_RB3D_DEPTHOFFSET               0x4F20
-#define R300_RB3D_DEPTHPITCH                0x4F24
-#       define R300_DEPTHPITCH_MASK              0x00001FF8 /* GUESS */
-#       define R300_DEPTH_TILE_ENABLE            (1 << 16) /* GUESS */
-#       define R300_DEPTH_MICROTILE_ENABLE       (1 << 17) /* GUESS */
-#       define R300_DEPTH_ENDIAN_NO_SWAP         (0 << 18) /* GUESS */
-#       define R300_DEPTH_ENDIAN_WORD_SWAP       (1 << 18) /* GUESS */
-#       define R300_DEPTH_ENDIAN_DWORD_SWAP      (2 << 18) /* GUESS */
+/* Z Buffer Address Offset.
+ * Bits 31 to 5 are used for aligned Z buffer address offset for macro tiles.
+ */
+#define R300_ZB_DEPTHOFFSET               0x4f20
+
+/* Z Buffer Pitch and Endian Control */
+#define R300_ZB_DEPTHPITCH                0x4f24
+#       define R300_DEPTHPITCH_MASK              0x00003FFC
+#       define R300_DEPTHMACROTILE_DISABLE      (0 << 16)
+#       define R300_DEPTHMACROTILE_ENABLE       (1 << 16)
+#       define R300_DEPTHMICROTILE_LINEAR       (0 << 17)
+#       define R300_DEPTHMICROTILE_TILED        (1 << 17)
+#       define R300_DEPTHMICROTILE_TILED_SQUARE (2 << 17)
+#       define R300_DEPTHENDIAN_NO_SWAP         (0 << 18)
+#       define R300_DEPTHENDIAN_WORD_SWAP       (1 << 18)
+#       define R300_DEPTHENDIAN_DWORD_SWAP      (2 << 18)
+#       define R300_DEPTHENDIAN_HALF_DWORD_SWAP (3 << 18)
+
+/* Z Buffer Clear Value */
+#define R300_ZB_DEPTHCLEARVALUE                  0x4f28
+
+#define R300_ZB_ZMASK_OFFSET			 0x4f30
+#define R300_ZB_ZMASK_PITCH			 0x4f34
+#define R300_ZB_ZMASK_WRINDEX			 0x4f38
+#define R300_ZB_ZMASK_DWORD			 0x4f3c
+#define R300_ZB_ZMASK_RDINDEX			 0x4f40
+
+/* Hierarchical Z Memory Offset */
+#define R300_ZB_HIZ_OFFSET                       0x4f44
+
+/* Hierarchical Z Write Index */
+#define R300_ZB_HIZ_WRINDEX                      0x4f48
+
+/* Hierarchical Z Data */
+#define R300_ZB_HIZ_DWORD                        0x4f4c
+
+/* Hierarchical Z Read Index */
+#define R300_ZB_HIZ_RDINDEX                      0x4f50
+
+/* Hierarchical Z Pitch */
+#define R300_ZB_HIZ_PITCH                        0x4f54
+
+/* Z Buffer Z Pass Counter Data */
+#define R300_ZB_ZPASS_DATA                       0x4f58
+
+/* Z Buffer Z Pass Counter Address */
+#define R300_ZB_ZPASS_ADDR                       0x4f5c
+
+/* Depth buffer X and Y coordinate offset */
+#define R300_ZB_DEPTHXY_OFFSET                   0x4f60
+#	define R300_DEPTHX_OFFSET_SHIFT  1
+#	define R300_DEPTHX_OFFSET_MASK   0x000007FE
+#	define R300_DEPTHY_OFFSET_SHIFT  17
+#	define R300_DEPTHY_OFFSET_MASK   0x07FE0000
+
+/* Sets the fifo sizes */
+#define R500_ZB_FIFO_SIZE                        0x4fd0
+#	define R500_OP_FIFO_SIZE_FULL   (0 << 0)
+#	define R500_OP_FIFO_SIZE_HALF   (1 << 0)
+#	define R500_OP_FIFO_SIZE_QUATER (2 << 0)
+#	define R500_OP_FIFO_SIZE_EIGTHS (4 << 0)
+
+/* Stencil Reference Value and Mask for backfacing quads */
+/* R300_ZB_STENCILREFMASK handles front face */
+#define R500_ZB_STENCILREFMASK_BF                0x4fd4
+#	define R500_STENCILREF_SHIFT       0
+#	define R500_STENCILREF_MASK        0x000000ff
+#	define R500_STENCILMASK_SHIFT      8
+#	define R500_STENCILMASK_MASK       0x0000ff00
+#	define R500_STENCILWRITEMASK_SHIFT 16
+#	define R500_STENCILWRITEMASK_MASK  0x00ff0000
 
 /* BEGIN: Vertex program instruction set */
 
diff --git a/shared-core/radeon_cp.c b/shared-core/radeon_cp.c
index 80951e91..6fbcfeab 100644
--- a/shared-core/radeon_cp.c
+++ b/shared-core/radeon_cp.c
@@ -40,6 +40,7 @@
 #define RADEON_FIFO_DEBUG	0
 
 static int radeon_do_cleanup_cp(struct drm_device * dev);
+static void radeon_do_cp_start(drm_radeon_private_t * dev_priv);
 
 static u32 R500_READ_MCIND(drm_radeon_private_t *dev_priv, int addr)
 {
@@ -144,8 +145,12 @@ static void radeon_write_agp_base(drm_radeon_private_t *dev_priv, u64 agp_base)
 	} else if ((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_RV515) {
 		R500_WRITE_MCIND(R520_MC_AGP_BASE, agp_base_lo);
 		R500_WRITE_MCIND(R520_MC_AGP_BASE_2, agp_base_hi);
+	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS400) ||
+		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS480)) {
+		RADEON_WRITE(RADEON_AGP_BASE, agp_base_lo);
+		RADEON_WRITE(RS480_AGP_BASE_2, agp_base_hi);
 	} else {
-		RADEON_WRITE(RADEON_MC_AGP_LOCATION, agp_base_lo);
+		RADEON_WRITE(RADEON_AGP_BASE, agp_base_lo);
 		if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R200)
 			RADEON_WRITE(RADEON_AGP_BASE_2, agp_base_hi);
 	}
@@ -290,23 +295,8 @@ static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv)
 			DRM_UDELAY(1);
 		}
 	} else {
-		/* 3D */
-		tmp = RADEON_READ(R300_RB3D_DSTCACHE_CTLSTAT);
-		tmp |= RADEON_RB3D_DC_FLUSH_ALL;
-		RADEON_WRITE(R300_RB3D_DSTCACHE_CTLSTAT, tmp);
-
-		/* 2D */
-		tmp = RADEON_READ(RADEON_RB2D_DSTCACHE_CTLSTAT);
-		tmp |= RADEON_RB3D_DC_FLUSH_ALL;
-		RADEON_WRITE(RADEON_RB3D_DSTCACHE_CTLSTAT, tmp);
-
-		for (i = 0; i < dev_priv->usec_timeout; i++) {
-			if (!(RADEON_READ(RADEON_RB2D_DSTCACHE_CTLSTAT)
-			  & RADEON_RB3D_DC_BUSY)) {
-				return 0;
-			}
-			DRM_UDELAY(1);
-		}
+		/* don't flush or purge cache here or lockup */
+		return 0;
 	}
 
 #if RADEON_FIFO_DEBUG
@@ -329,6 +319,9 @@ static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries)
 			return 0;
 		DRM_UDELAY(1);
 	}
+	DRM_INFO("wait for fifo failed status : 0x%08X 0x%08X\n",
+		 RADEON_READ(RADEON_RBBM_STATUS),
+		 RADEON_READ(R300_VAP_CNTL_STATUS));
 
 #if RADEON_FIFO_DEBUG
 	DRM_ERROR("failed!\n");
@@ -355,6 +348,9 @@ static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv)
 		}
 		DRM_UDELAY(1);
 	}
+	DRM_INFO("wait idle failed status : 0x%08X 0x%08X\n",
+		 RADEON_READ(RADEON_RBBM_STATUS),
+		 RADEON_READ(R300_VAP_CNTL_STATUS));
 
 #if RADEON_FIFO_DEBUG
 	DRM_ERROR("failed!\n");
@@ -448,6 +444,7 @@ static void radeon_cp_load_microcode(drm_radeon_private_t * dev_priv)
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R350) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV350) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV380) ||
+		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS400) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS480)) {
 		DRM_INFO("Loading R300 Microcode\n");
 		for (i = 0; i < 256; i++) {
@@ -536,14 +533,20 @@ static void radeon_do_cp_start(drm_radeon_private_t * dev_priv)
 
 	dev_priv->cp_running = 1;
 
-	BEGIN_RING(6);
-
+	BEGIN_RING(8);
+	/* isync can only be written through cp on r5xx write it here */
+	OUT_RING(CP_PACKET0(RADEON_ISYNC_CNTL, 0));
+	OUT_RING(RADEON_ISYNC_ANY2D_IDLE3D |
+		 RADEON_ISYNC_ANY3D_IDLE2D |
+		 RADEON_ISYNC_WAIT_IDLEGUI |
+		 RADEON_ISYNC_CPSCRATCH_IDLEGUI);
 	RADEON_PURGE_CACHE();
 	RADEON_PURGE_ZCACHE();
 	RADEON_WAIT_UNTIL_IDLE();
-
 	ADVANCE_RING();
 	COMMIT_RING();
+
+	dev_priv->track_flush |= RADEON_FLUSH_EMITED | RADEON_PURGE_EMITED;
 }
 
 /* Reset the Command Processor.  This will not flush any pending
@@ -858,14 +861,7 @@ static void radeon_set_igpgart(drm_radeon_private_t * dev_priv, int on)
 		IGP_WRITE_MCIND(RS480_AGP_MODE_CNTL, ((1 << RS480_REQ_TYPE_SNOOP_SHIFT) |
 						      RS480_REQ_TYPE_SNOOP_DIS));
 
-		if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) {
-			IGP_WRITE_MCIND(RS690_MC_AGP_BASE,
-					(unsigned int)dev_priv->gart_vm_start);
-			IGP_WRITE_MCIND(RS690_MC_AGP_BASE_2, 0);
-		} else {
-			RADEON_WRITE(RADEON_AGP_BASE, (unsigned int)dev_priv->gart_vm_start);
-			RADEON_WRITE(RS480_AGP_BASE_2, 0);
-		}
+		radeon_write_agp_base(dev_priv, dev_priv->gart_vm_start);
 
 		dev_priv->gart_size = 32*1024*1024;
 		temp = (((dev_priv->gart_vm_start - 1 + dev_priv->gart_size) & 
@@ -1064,7 +1060,7 @@ static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
 	dev_priv->depth_clear.rb3d_cntl = (RADEON_PLANE_MASK_ENABLE |
 					   (dev_priv->color_fmt << 10) |
 					   (dev_priv->chip_family < CHIP_R200 ? RADEON_ZBLOCK16 : 0));
-	
+
 	dev_priv->depth_clear.rb3d_zstencilcntl =
 	    (dev_priv->depth_fmt |
 	     RADEON_Z_TEST_ALWAYS |
@@ -1258,7 +1254,6 @@ static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
 		dev_priv->gart_info.table_mask = DMA_BIT_MASK(32);
 		/* if we have an offset set from userspace */
 		if (dev_priv->pcigart_offset_set) {
-
 			/* if it came from userspace - remap it */
 			if (dev_priv->pcigart_offset_set == 1) {
 				dev_priv->gart_info.bus_addr =
@@ -1409,6 +1404,7 @@ static int radeon_do_resume_cp(struct drm_device * dev)
 	radeon_cp_init_ring_buffer(dev, dev_priv);
 
 	radeon_do_engine_reset(dev);
+	radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1);
 
 	DRM_DEBUG("radeon_do_resume_cp() complete\n");
 
diff --git a/shared-core/radeon_drv.h b/shared-core/radeon_drv.h
index b8f49404..5ce97b64 100644
--- a/shared-core/radeon_drv.h
+++ b/shared-core/radeon_drv.h
@@ -39,7 +39,7 @@
 
 #define DRIVER_NAME		"radeon"
 #define DRIVER_DESC		"ATI Radeon"
-#define DRIVER_DATE		"20080528"
+#define DRIVER_DATE		"20080613"
 
 /* Interface history:
  *
@@ -286,6 +286,9 @@ struct drm_radeon_master_private {
 	drm_radeon_sarea_t *sarea_priv;
 };
 
+#define RADEON_FLUSH_EMITED	(1 < 0)
+#define RADEON_PURGE_EMITED	(1 < 1)
+
 typedef struct drm_radeon_private {
 
 	drm_radeon_ring_buffer_t ring;
@@ -360,7 +363,6 @@ typedef struct drm_radeon_private {
 	struct radeon_surface surfaces[RADEON_MAX_SURFACES];
 	struct radeon_virt_surface virt_surfaces[2 * RADEON_MAX_SURFACES];
 
-
 	u32 scratch_ages[5];
 
 	unsigned int crtc_last_cnt;
@@ -370,12 +372,9 @@ typedef struct drm_radeon_private {
 	uint32_t flags;		/* see radeon_chip_flags */
 	unsigned long fb_aper_offset;
 
-	int num_gb_pipes;
-
 	struct radeon_mm_info mm;
 	drm_local_map_t *mmio;
 
-	uint32_t chip_family;
 
 	unsigned long pcigart_offset;
 	unsigned int pcigart_offset_set;
@@ -393,6 +392,9 @@ typedef struct drm_radeon_private {
 
 	enum radeon_pll_errata pll_errata;
 	
+	int num_gb_pipes;
+	int track_flush;
+	uint32_t chip_family; /* extract from flags */
 } drm_radeon_private_t;
 
 typedef struct drm_radeon_buf_priv {
@@ -453,6 +455,7 @@ extern void radeon_mem_release(struct drm_file *file_priv,
 			       struct mem_block *heap);
 
 				/* radeon_irq.c */
+extern void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state);
 extern int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_priv);
 extern int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_priv);
 
@@ -746,11 +749,6 @@ extern int r300_do_cp_cmdbuf(struct drm_device *dev,
 #define RADEON_PP_TXFILTER_1		0x1c6c
 #define RADEON_PP_TXFILTER_2		0x1c84
 
-#define RADEON_RB2D_DSTCACHE_CTLSTAT	0x342c
-#	define RADEON_RB2D_DC_FLUSH		(3 << 0)
-#	define RADEON_RB2D_DC_FREE		(3 << 2)
-#	define RADEON_RB2D_DC_FLUSH_ALL		0xf
-#	define RADEON_RB2D_DC_BUSY		(1 << 31)
 #define RADEON_RB3D_CNTL		0x1c3c
 #	define RADEON_ALPHA_BLEND_ENABLE	(1 << 0)
 #	define RADEON_PLANE_MASK_ENABLE		(1 << 1)
@@ -776,9 +774,10 @@ extern int r300_do_cp_cmdbuf(struct drm_device *dev,
 #define R300_ZB_ZCACHE_CTLSTAT                  0x4f18
 #	define R300_ZC_FLUSH		        (1 << 0)
 #	define R300_ZC_FREE		        (1 << 1)
-#	define R300_ZC_FLUSH_ALL		0x3
 #	define R300_ZC_BUSY		        (1 << 31)
 #define R300_RB3D_DSTCACHE_CTLSTAT              0x4e4c
+#	define R300_RB3D_DC_FLUSH		(2 << 0)
+#	define R300_RB3D_DC_FREE		(2 << 2)
 #	define R300_RB3D_DC_FINISH		(1 << 4)
 #define RADEON_RB3D_ZSTENCILCNTL	0x1c2c
 #	define RADEON_Z_TEST_MASK		(7 << 4)
@@ -1325,21 +1324,21 @@ do {									\
 
 #define RADEON_FLUSH_CACHE() do {					\
 	if ((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV280) {	\
-	        OUT_RING( CP_PACKET0( RADEON_RB3D_DSTCACHE_CTLSTAT, 0 ) ); \
-	        OUT_RING( RADEON_RB3D_DC_FLUSH );			\
+	        OUT_RING(CP_PACKET0(RADEON_RB3D_DSTCACHE_CTLSTAT, 0));	\
+	        OUT_RING(RADEON_RB3D_DC_FLUSH);				\
 	} else {                                                        \
-	        OUT_RING( CP_PACKET0( R300_RB3D_DSTCACHE_CTLSTAT, 0 ) ); \
-	        OUT_RING( RADEON_RB3D_DC_FLUSH );			\
+	        OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));	\
+	        OUT_RING(R300_RB3D_DC_FLUSH);				\
         }                                                               \
 } while (0)
 
 #define RADEON_PURGE_CACHE() do {					\
 	if ((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV280) {	\
-	        OUT_RING( CP_PACKET0( RADEON_RB3D_DSTCACHE_CTLSTAT, 0 ) ); \
-	        OUT_RING( RADEON_RB3D_DC_FLUSH_ALL );			\
+	        OUT_RING(CP_PACKET0( RADEON_RB3D_DSTCACHE_CTLSTAT, 0));	\
+	        OUT_RING(RADEON_RB3D_DC_FLUSH | RADEON_RB3D_DC_FREE);	\
 	} else {                                                        \
-	        OUT_RING( CP_PACKET0( R300_RB3D_DSTCACHE_CTLSTAT, 0 ) ); \
-	        OUT_RING( RADEON_RB3D_DC_FLUSH_ALL );			\
+	        OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));	\
+	        OUT_RING(R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE );	\
         }                                                               \
 } while (0)
 
@@ -1355,11 +1354,11 @@ do {									\
 
 #define RADEON_PURGE_ZCACHE() do {					\
 	if ((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV280) {	\
-	        OUT_RING( CP_PACKET0( RADEON_RB3D_ZCACHE_CTLSTAT, 0 ) ); \
-	        OUT_RING( RADEON_RB3D_ZC_FLUSH_ALL );			\
+	        OUT_RING(CP_PACKET0(RADEON_RB3D_ZCACHE_CTLSTAT, 0));	\
+	        OUT_RING(RADEON_RB3D_ZC_FLUSH | RADEON_RB3D_ZC_FREE);	\
 	} else {                                                        \
-	        OUT_RING( CP_PACKET0( R300_RB3D_ZCACHE_CTLSTAT, 0 ) ); \
-	        OUT_RING( R300_ZC_FLUSH_ALL );				\
+	        OUT_RING(CP_PACKET0(R300_ZB_ZCACHE_CTLSTAT, 0));	\
+	        OUT_RING(R300_ZC_FLUSH | R300_ZC_FREE);			\
         }                                                               \
 } while (0)
 
diff --git a/shared-core/radeon_irq.c b/shared-core/radeon_irq.c
index f5f7f75d..dcf58e43 100644
--- a/shared-core/radeon_irq.c
+++ b/shared-core/radeon_irq.c
@@ -35,7 +35,7 @@
 #include "radeon_drm.h"
 #include "radeon_drv.h"
 
-static void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state)
+void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state)
 {
 	drm_radeon_private_t *dev_priv = dev->dev_private;
 
@@ -255,35 +255,27 @@ static int radeon_wait_irq(struct drm_device * dev, int swi_nr)
 u32 radeon_get_vblank_counter(struct drm_device *dev, int crtc)
 {
 	drm_radeon_private_t *dev_priv = dev->dev_private;
-	u32 crtc_cnt_reg, crtc_status_reg;
 
 	if (!dev_priv) {
 		DRM_ERROR("called with no initialization\n");
 		return -EINVAL;
 	}
 
+	if (crtc < 0 || crtc > 1) {
+		DRM_ERROR("Invalid crtc %d\n", crtc);
+		return -EINVAL;
+	}
+
 	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) {
-		if (crtc == 0) {
-			crtc_cnt_reg = R500_D1CRTC_FRAME_COUNT;
-			crtc_status_reg = R500_D1CRTC_STATUS;
-		} else if (crtc == 1) {
-			crtc_cnt_reg = R500_D2CRTC_FRAME_COUNT;
-			crtc_status_reg = R500_D2CRTC_STATUS;
-		} else
-			return -EINVAL;
-		return RADEON_READ(crtc_cnt_reg) + (RADEON_READ(crtc_status_reg) & 1);
-			
+		if (crtc == 0)
+			return RADEON_READ(R500_D1CRTC_FRAME_COUNT);
+		else
+			return RADEON_READ(R500_D2CRTC_FRAME_COUNT);
 	} else {
-		if (crtc == 0) {
-			crtc_cnt_reg = RADEON_CRTC_CRNT_FRAME;
-			crtc_status_reg = RADEON_CRTC_STATUS;
-		} else if (crtc == 1) {
-			crtc_cnt_reg = RADEON_CRTC2_CRNT_FRAME;
-			crtc_status_reg = RADEON_CRTC2_STATUS;
-		} else {
-			return -EINVAL;
-		}
-		return RADEON_READ(crtc_cnt_reg) + (RADEON_READ(crtc_status_reg) & 1);
+		if (crtc == 0)
+			return RADEON_READ(RADEON_CRTC_CRNT_FRAME);
+		else
+			return RADEON_READ(RADEON_CRTC2_CRNT_FRAME);
 	}
 }
 
@@ -382,27 +374,8 @@ void radeon_driver_irq_uninstall(struct drm_device * dev)
 int radeon_vblank_crtc_get(struct drm_device *dev)
 {
 	drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private;
-	u32 flag;
-	u32 value;
 
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) {
-		flag = RADEON_READ(R500_DxMODE_INT_MASK);
-		value = 0;
-		if (flag & R500_D1MODE_INT_MASK)
-			value |= DRM_RADEON_VBLANK_CRTC1;
-
-		if (flag & R500_D2MODE_INT_MASK)
-			value |= DRM_RADEON_VBLANK_CRTC2;
-	} else {
-		flag = RADEON_READ(RADEON_GEN_INT_CNTL);
-		value = 0;
-		if (flag & RADEON_CRTC_VBLANK_MASK)
-			value |= DRM_RADEON_VBLANK_CRTC1;
-
-		if (flag & RADEON_CRTC2_VBLANK_MASK)
-			value |= DRM_RADEON_VBLANK_CRTC2;
-	}
-	return value;
+	return dev_priv->vblank_crtc;
 }
 
 int radeon_vblank_crtc_set(struct drm_device *dev, int64_t value)
diff --git a/shared-core/radeon_mem.c b/shared-core/radeon_mem.c
index 1e582ee0..dbd73c50 100644
--- a/shared-core/radeon_mem.c
+++ b/shared-core/radeon_mem.c
@@ -88,7 +88,7 @@ static struct mem_block *alloc_block(struct mem_block *heap, int size,
 
 	list_for_each(p, heap) {
 		int start = (p->start + mask) & ~mask;
-		if (p->file_priv == 0 && start + size <= p->start + p->size)
+		if (p->file_priv == NULL && start + size <= p->start + p->size)
 			return split_block(p, start, size, file_priv);
 	}
 
@@ -113,7 +113,7 @@ static void free_block(struct mem_block *p)
 	/* Assumes a single contiguous range.  Needs a special file_priv in
 	 * 'heap' to stop it being subsumed.
 	 */
-	if (p->next->file_priv == 0) {
+	if (p->next->file_priv == NULL) {
 		struct mem_block *q = p->next;
 		p->size += q->size;
 		p->next = q->next;
@@ -121,7 +121,7 @@ static void free_block(struct mem_block *p)
 		drm_free(q, sizeof(*q), DRM_MEM_BUFS);
 	}
 
-	if (p->prev->file_priv == 0) {
+	if (p->prev->file_priv == NULL) {
 		struct mem_block *q = p->prev;
 		q->size += p->size;
 		q->next = p->next;
@@ -174,7 +174,7 @@ void radeon_mem_release(struct drm_file *file_priv, struct mem_block *heap)
 	 * 'heap' to stop it being subsumed.
 	 */
 	list_for_each(p, heap) {
-		while (p->file_priv == 0 && p->next->file_priv == 0) {
+		while (p->file_priv == NULL && p->next->file_priv == NULL) {
 			struct mem_block *q = p->next;
 			p->size += q->size;
 			p->next = q->next;
diff --git a/shared-core/xgi_drm.h b/shared-core/xgi_drm.h
index ce584420..7d01065e 100644
--- a/shared-core/xgi_drm.h
+++ b/shared-core/xgi_drm.h
@@ -123,11 +123,15 @@ struct xgi_state_info {
 #define DRM_XGI_FREE                2
 #define DRM_XGI_SUBMIT_CMDLIST      3
 #define DRM_XGI_STATE_CHANGE        4
+#define DRM_XGI_SET_FENCE           5
+#define DRM_XGI_WAIT_FENCE          6
 
 #define XGI_IOCTL_BOOTSTRAP         DRM_IOWR(DRM_COMMAND_BASE + DRM_XGI_BOOTSTRAP, struct xgi_bootstrap)
 #define XGI_IOCTL_ALLOC             DRM_IOWR(DRM_COMMAND_BASE + DRM_XGI_ALLOC, struct xgi_mem_alloc)
 #define XGI_IOCTL_FREE              DRM_IOW(DRM_COMMAND_BASE + DRM_XGI_FREE, __u32)
 #define XGI_IOCTL_SUBMIT_CMDLIST    DRM_IOW(DRM_COMMAND_BASE + DRM_XGI_SUBMIT_CMDLIST, struct xgi_cmd_info)
 #define XGI_IOCTL_STATE_CHANGE      DRM_IOW(DRM_COMMAND_BASE + DRM_XGI_STATE_CHANGE, struct xgi_state_info)
+#define XGI_IOCTL_SET_FENCE         DRM_IOWR(DRM_COMMAND_BASE + DRM_XGI_SET_FENCE, u32)
+#define XGI_IOCTL_WAIT_FENCE        DRM_IOWR(DRM_COMMAND_BASE + DRM_XGI_WAIT_FENCE, u32)
 
 #endif /* _XGI_DRM_H_ */
author	Kristian Høgsberg <krh@redhat.com>	2008-07-31 15:18:32 -0400
committer	Kristian Høgsberg <krh@redhat.com>	2008-07-31 15:18:32 -0400
commit	5052e966ec7fe5146c2d73b90482003619add5da (patch)
tree	a48e771871fd64a2892f5ce75e6e309b03db5e06 /shared-core
parent	6d4e147480a334d32fa59c7fde53e10d7ab6e106 (diff)
parent	95c02743c96ca9e959f68a6e942206bdfadae53a (diff)