missing bits

6 files changed, 114 insertions, 71 deletions

diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c
index 68505dca..0a3d82a0 100644
--- a/shared-core/i915_dma.c
+++ b/shared-core/i915_dma.c
@@ -88,14 +88,7 @@ int i915_dma_cleanup(struct drm_device * dev)
 static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
-
-	dev_priv->sarea = drm_getsarea(dev);
-	if (!dev_priv->sarea) {
-		DRM_ERROR("can not find sarea!\n");
-		i915_dma_cleanup(dev);
-		return -EINVAL;
-	}
-
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	dev_priv->mmio_map = drm_core_findmap(dev, init->mmio_offset);
 	if (!dev_priv->mmio_map) {
 		i915_dma_cleanup(dev);
@@ -107,9 +100,6 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
 	dev_priv->max_validate_buffers = I915_MAX_VALIDATE_BUFFERS;
 #endif
 
-	dev_priv->sarea_priv = (drm_i915_sarea_t *)
-	    ((u8 *) dev_priv->sarea->handle + init->sarea_priv_offset);
-
 	if (!dev_priv->ring.Size) {
 		dev_priv->ring.Start = init->ring_start;
 		dev_priv->ring.End = init->ring_end;
@@ -135,7 +125,7 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
 
 
 	dev_priv->cpp = init->cpp;
-	dev_priv->sarea_priv->pf_current_page = 0;
+	master_priv->sarea_priv->pf_current_page = 0;
 
 	/* We are using separate values as placeholders for mechanisms for
 	 * private backbuffer/depthbuffer usage.
@@ -182,11 +172,6 @@ static int i915_dma_resume(struct drm_device * dev)
 
 	DRM_DEBUG("\n");
 
-	if (!dev_priv->sarea) {
-		DRM_ERROR("can not find sarea!\n");
-		return -EINVAL;
-	}
-
 	if (!dev_priv->mmio_map) {
 		DRM_ERROR("can not find mmio map!\n");
 		return -EINVAL;
@@ -400,6 +385,7 @@ static int i915_emit_box(struct drm_device * dev,
 void i915_emit_breadcrumb(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	RING_LOCALS;
 
 	if (++dev_priv->counter > BREADCRUMB_MASK) {
@@ -407,7 +393,7 @@ void i915_emit_breadcrumb(struct drm_device *dev)
 		 DRM_DEBUG("Breadcrumb counter wrapped around\n");
 	}
 
-	dev_priv->sarea_priv->last_enqueue = dev_priv->counter;
+	master_priv->sarea_priv->last_enqueue = dev_priv->counter;
 
 	BEGIN_LP_RING(4);
 	OUT_RING(CMD_STORE_DWORD_IDX);
@@ -534,37 +520,38 @@ static int i915_dispatch_batchbuffer(struct drm_device * dev,
 static void i915_do_dispatch_flip(struct drm_device * dev, int plane, int sync)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	u32 num_pages, current_page, next_page, dspbase;
 	int shift = 2 * plane, x, y;
 	RING_LOCALS;
 
 	/* Calculate display base offset */
-	num_pages = dev_priv->sarea_priv->third_handle ? 3 : 2;
-	current_page = (dev_priv->sarea_priv->pf_current_page >> shift) & 0x3;
+	num_pages = master_priv->sarea_priv->third_handle ? 3 : 2;
+	current_page = (master_priv->sarea_priv->pf_current_page >> shift) & 0x3;
 	next_page = (current_page + 1) % num_pages;
 
 	switch (next_page) {
 	default:
 	case 0:
-		dspbase = dev_priv->sarea_priv->front_offset;
+		dspbase = master_priv->sarea_priv->front_offset;
 		break;
 	case 1:
-		dspbase = dev_priv->sarea_priv->back_offset;
+		dspbase = master_priv->sarea_priv->back_offset;
 		break;
 	case 2:
-		dspbase = dev_priv->sarea_priv->third_offset;
+		dspbase = master_priv->sarea_priv->third_offset;
 		break;
 	}
 
 	if (plane == 0) {
-		x = dev_priv->sarea_priv->planeA_x;
-		y = dev_priv->sarea_priv->planeA_y;
+		x = master_priv->sarea_priv->planeA_x;
+		y = master_priv->sarea_priv->planeA_y;
 	} else {
-		x = dev_priv->sarea_priv->planeB_x;
-		y = dev_priv->sarea_priv->planeB_y;
+		x = master_priv->sarea_priv->planeB_x;
+		y = master_priv->sarea_priv->planeB_y;
 	}
 
-	dspbase += (y * dev_priv->sarea_priv->pitch + x) * dev_priv->cpp;
+	dspbase += (y * master_priv->sarea_priv->pitch + x) * dev_priv->cpp;
 
 	DRM_DEBUG("plane=%d current_page=%d dspbase=0x%x\n", plane, current_page,
 		  dspbase);
@@ -575,21 +562,22 @@ static void i915_do_dispatch_flip(struct drm_device * dev, int plane, int sync)
 				       MI_WAIT_FOR_PLANE_A_FLIP)));
 	OUT_RING(CMD_OP_DISPLAYBUFFER_INFO | (sync ? 0 : ASYNC_FLIP) |
 		 (plane ? DISPLAY_PLANE_B : DISPLAY_PLANE_A));
-	OUT_RING(dev_priv->sarea_priv->pitch * dev_priv->cpp);
+	OUT_RING(master_priv->sarea_priv->pitch * dev_priv->cpp);
 	OUT_RING(dspbase);
 	ADVANCE_LP_RING();
 
-	dev_priv->sarea_priv->pf_current_page &= ~(0x3 << shift);
-	dev_priv->sarea_priv->pf_current_page |= next_page << shift;
+	master_priv->sarea_priv->pf_current_page &= ~(0x3 << shift);
+	master_priv->sarea_priv->pf_current_page |= next_page << shift;
 }
 
 void i915_dispatch_flip(struct drm_device * dev, int planes, int sync)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	int i;
 
 	DRM_DEBUG("planes=0x%x pfCurrentPage=%d\n",
-		  planes, dev_priv->sarea_priv->pf_current_page);
+		  planes, master_priv->sarea_priv->pf_current_page);
 
 	i915_emit_mi_flush(dev, MI_READ_FLUSH | MI_EXE_FLUSH);
 
@@ -625,8 +613,9 @@ static int i915_batchbuffer(struct drm_device *dev, void *data,
 			    struct drm_file *file_priv)
 {
 	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *)
-	    dev_priv->sarea_priv;
+	    master_priv->sarea_priv;
 	drm_i915_batchbuffer_t *batch = data;
 	int ret;
 
@@ -655,8 +644,9 @@ static int i915_cmdbuffer(struct drm_device *dev, void *data,
 			  struct drm_file *file_priv)
 {
 	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	struct drm_i915_sarea *sarea_priv = (struct drm_i915_sarea *)
-	    dev_priv->sarea_priv;
+		master_priv->sarea_priv;
 	struct drm_i915_cmdbuffer *cmdbuf = data;
 	int ret;
 
@@ -1011,8 +1001,9 @@ static int i915_execbuffer(struct drm_device *dev, void *data,
 			   struct drm_file *file_priv)
 {
 	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *)
-		dev_priv->sarea_priv;
+		master_priv->sarea_priv;
 	struct drm_i915_execbuffer *exec_buf = data;
 	struct drm_i915_batchbuffer *batch = &exec_buf->batch;
 	struct drm_fence_arg *fence_arg = &exec_buf->fence_arg;
@@ -1116,15 +1107,15 @@ out_free:
 
 int i915_do_cleanup_pageflip(struct drm_device * dev)
 {
-	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	int i, planes, num_pages;
 
 	DRM_DEBUG("\n");
-	num_pages = dev_priv->sarea_priv->third_handle ? 3 : 2;
+	num_pages = master_priv->sarea_priv->third_handle ? 3 : 2;
 	for (i = 0, planes = 0; i < 2; i++) {
-		if (dev_priv->sarea_priv->pf_current_page & (0x3 << (2 * i))) {
-			dev_priv->sarea_priv->pf_current_page =
-				(dev_priv->sarea_priv->pf_current_page &
+		if (master_priv->sarea_priv->pf_current_page & (0x3 << (2 * i))) {
+			master_priv->sarea_priv->pf_current_page =
+				(master_priv->sarea_priv->pf_current_page &
 				 ~(0x3 << (2 * i))) | ((num_pages - 1) << (2 * i));
 
 			planes |= 1 << i;
diff --git a/shared-core/i915_drv.h b/shared-core/i915_drv.h
index ea89bc4c..19fec0fc 100644
--- a/shared-core/i915_drv.h
+++ b/shared-core/i915_drv.h
@@ -97,17 +97,22 @@ struct drm_i915_vbl_swap {
 	unsigned int plane;
 	unsigned int sequence;
 	int flip;
+	struct drm_minor *minor;
 };
 
+struct drm_i915_master_private {
+	drm_local_map_t *sarea;
+	struct drm_i915_sarea *sarea_priv;
+};
+	
 struct drm_i915_private {
 	struct drm_buffer_object *ring_buffer;
-	drm_local_map_t *sarea;
+
 	drm_local_map_t *mmio_map;
 
 	unsigned long mmiobase;
 	unsigned long mmiolen;
 
-	struct drm_i915_sarea *sarea_priv;
 	struct drm_i915_ring_buffer ring;
 
 	struct drm_dma_handle *status_page_dmah;
@@ -249,6 +254,8 @@ enum intel_chip_family {
 extern struct drm_ioctl_desc i915_ioctls[];
 extern int i915_max_ioctl;
 
+extern int i915_master_create(struct drm_device *dev, struct drm_master *master);
+extern void i915_master_destroy(struct drm_device *dev, struct drm_master *master);
 				/* i915_dma.c */
 extern void i915_kernel_lost_context(struct drm_device * dev);
 extern int i915_driver_load(struct drm_device *, unsigned long flags);
diff --git a/shared-core/i915_init.c b/shared-core/i915_init.c
index 792c40bb..c2d8964e 100644
--- a/shared-core/i915_init.c
+++ b/shared-core/i915_init.c
@@ -113,7 +113,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 {
 	struct drm_i915_private *dev_priv;
 	unsigned long agp_size, prealloc_size;
-	unsigned long sareapage;
 	int size, ret;
 
 	dev_priv = drm_alloc(sizeof(struct drm_i915_private), DRM_MEM_DRIVER);
@@ -160,20 +159,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 		return ret;
 	}
 
-	/* prebuild the SAREA */
-	sareapage = max(SAREA_MAX, PAGE_SIZE);
-	ret = drm_addmap(dev, 0, sareapage, _DRM_SHM, _DRM_CONTAINS_LOCK|_DRM_DRIVER,
-			 &dev_priv->sarea);
-	if (ret) {
-		DRM_ERROR("SAREA setup failed\n");
-		return ret;
-	}
-
-	init_waitqueue_head(&dev->lock.lock_queue);
-
-	/* FIXME: assume sarea_priv is right after SAREA */
-        dev_priv->sarea_priv = dev_priv->sarea->handle + sizeof(struct drm_sarea);
-
 	/*
 	 * Initialize the memory manager for local and AGP space
 	 */
@@ -216,7 +201,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	DRM_DEBUG("ring start %08lX, %p, %08lX\n", dev_priv->ring.Start,
 		  dev_priv->ring.virtual_start, dev_priv->ring.Size);
 
-	dev_priv->sarea_priv->pf_current_page = 0;
+	//
 
 	memset((void *)(dev_priv->ring.virtual_start), 0, dev_priv->ring.Size);
 
@@ -319,12 +304,49 @@ int i915_driver_unload(struct drm_device *dev)
 
 	drm_bo_driver_finish(dev);
 
-        DRM_DEBUG("%p, %p\n", dev_priv->mmio_map, dev_priv->sarea);
+        DRM_DEBUG("%p\n", dev_priv->mmio_map);
         drm_rmmap(dev, dev_priv->mmio_map);
-        drm_rmmap(dev, dev_priv->sarea);
 
 	drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER);
 
 	dev->dev_private = NULL;
 	return 0;
 }
+
+int i915_master_create(struct drm_device *dev, struct drm_master *master)
+{
+	struct drm_i915_master_private *master_priv;
+	unsigned long sareapage;
+	int ret;
+
+	master_priv = drm_calloc(1, sizeof(*master_priv), DRM_MEM_DRIVER);
+	if (!master_priv)
+		return -ENOMEM;
+
+	/* prebuild the SAREA */
+	sareapage = max(SAREA_MAX, PAGE_SIZE);
+	ret = drm_addmap(dev, 0, sareapage, _DRM_SHM, _DRM_CONTAINS_LOCK|_DRM_DRIVER,
+			 &master_priv->sarea);
+	if (ret) {
+		DRM_ERROR("SAREA setup failed\n");
+		return ret;
+	}
+	master_priv->sarea_priv = master_priv->sarea->handle + sizeof(struct drm_sarea);
+	master_priv->sarea_priv->pf_current_page = 0;
+
+	master->driver_priv = master_priv;
+	return 0;
+}
+
+void i915_master_destroy(struct drm_device *dev, struct drm_master *master)
+{
+	struct drm_i915_master_private *master_priv = master->driver_priv;
+
+	if (!master_priv)
+		return;
+
+        drm_rmmap(dev, master_priv->sarea);
+	drm_free(master_priv, sizeof(*master_priv), DRM_MEM_DRIVER);
+
+	master->driver_priv = NULL;
+}
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c
index 5f6fa56d..dad6ef86 100644
--- a/shared-core/i915_irq.c
+++ b/shared-core/i915_irq.c
@@ -107,8 +107,8 @@ static void
 i915_dispatch_vsync_flip(struct drm_device *dev, struct drm_drawable_info *drw,
 			 int plane)
 {
-	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
-	struct drm_i915_sarea *sarea_priv = dev_priv->sarea_priv;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
+	struct drm_i915_sarea *sarea_priv = master_priv->sarea_priv;
 	u16 x1, y1, x2, y2;
 	int pf_planes = 1 << plane;
 
@@ -153,18 +153,18 @@ i915_dispatch_vsync_flip(struct drm_device *dev, struct drm_drawable_info *drw,
 static void i915_vblank_tasklet(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	struct list_head *list, *tmp, hits, *hit;
 	int nhits, nrects, slice[2], upper[2], lower[2], i, num_pages;
 	unsigned counter[2];
 	struct drm_drawable_info *drw;
-	struct drm_i915_sarea *sarea_priv = dev_priv->sarea_priv;
+	struct drm_i915_sarea *sarea_priv;
 	u32 cpp = dev_priv->cpp,  offsets[3];
 	u32 cmd = (cpp == 4) ? (XY_SRC_COPY_BLT_CMD |
 				XY_SRC_COPY_BLT_WRITE_ALPHA |
 				XY_SRC_COPY_BLT_WRITE_RGB)
 			     : XY_SRC_COPY_BLT_CMD;
-	u32 pitchropcpp = (sarea_priv->pitch * cpp) | (0xcc << 16) |
-			  (cpp << 23) | (1 << 24);
+	u32 pitchropcpp;
 	RING_LOCALS;
 
 	counter[0] = drm_vblank_count(dev, 0);
@@ -192,6 +192,12 @@ static void i915_vblank_tasklet(struct drm_device *dev)
 		if ((counter[pipe] - vbl_swap->sequence) > (1<<23))
 			continue;
 
+		master_priv = vbl_swap->minor->master->driver_priv;
+		sarea_priv = master_priv->sarea_priv;
+		
+		pitchropcpp = (sarea_priv->pitch * cpp) | (0xcc << 16) |
+			(cpp << 23) | (1 << 24);
+
 		list_del(list);
 		dev_priv->swaps_pending--;
 		drm_vblank_put(dev, pipe);
@@ -306,7 +312,7 @@ static void i915_vblank_tasklet(struct drm_device *dev)
 			top = upper[plane];
 			bottom = lower[plane];
 
-			front = (dev_priv->sarea_priv->pf_current_page >>
+			front = (master_priv->sarea_priv->pf_current_page >>
 				 (2 * plane)) & 0x3;
 			back = (front + 1) % num_pages;
 
@@ -559,6 +565,7 @@ static int i915_run_hotplug_tasklet(struct drm_device *dev, uint32_t stat)
 irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
 {
 	struct drm_device *dev = (struct drm_device *) arg;
+	struct drm_i915_master_private *master_priv;
 	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
 	u32 temp = 0;
 	u32 temp2;
@@ -627,7 +634,10 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
 	temp &= (dev_priv->irq_enable_reg | USER_INT_FLAG | VSYNC_PIPEA_FLAG |
 		 VSYNC_PIPEB_FLAG);
 
-	dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
+	if (dev->primary->master) {
+		master_priv = dev->primary->master->driver_priv;
+		master_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
+	}
 
 	if (temp & USER_INT_FLAG) {
 		DRM_WAKEUP(&dev_priv->irq_queue);
@@ -699,6 +709,7 @@ void i915_user_irq_off(struct drm_i915_private *dev_priv)
 static int i915_wait_irq(struct drm_device * dev, int irq_nr)
 {
 	struct drm_i915_private *dev_priv = (struct drm_i915_private *) dev->dev_private;
+	struct drm_i915_master_private *master_priv;
 	int ret = 0;
 
 	DRM_DEBUG("irq_nr=%d breadcrumb=%d\n", irq_nr,
@@ -716,8 +727,12 @@ static int i915_wait_irq(struct drm_device * dev, int irq_nr)
 		DRM_ERROR("EBUSY -- rec: %d emitted: %d\n",
 			  READ_BREADCRUMB(dev_priv), (int)dev_priv->counter);
 	}
+	
+	if (dev->primary->master) {
+		master_priv = dev->primary->master->driver_priv;
+		master_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
+	}
 
-	dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
 	return ret;
 }
 
@@ -904,6 +919,7 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 		     struct drm_file *file_priv)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_i915_master_private *master_priv;
 	struct drm_i915_vblank_swap *swap = data;
 	struct drm_i915_vbl_swap *vbl_swap;
 	unsigned int pipe, seqtype, curseq, plane;
@@ -916,7 +932,12 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 		return -EINVAL;
 	}
 
-	if (dev_priv->sarea_priv->rotation) {
+	if (!dev->primary->master)
+		return -EINVAL;
+
+	master_priv = dev->primary->master->driver_priv;
+
+	if (master_priv->sarea_priv->rotation) {
 		DRM_DEBUG("Rotation not supported\n");
 		return -EINVAL;
 	}
@@ -1037,6 +1058,7 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 	vbl_swap->plane = plane;
 	vbl_swap->sequence = swap->sequence;
 	vbl_swap->flip = (swap->seqtype & _DRM_VBLANK_FLIP);
+	vbl_swap->minor = file_priv->minor;
 
 	if (vbl_swap->flip)
 		swap->sequence++;
diff --git a/shared-core/i915_mem.c b/shared-core/i915_mem.c
index f24547c7..15d63dec 100644
--- a/shared-core/i915_mem.c
+++ b/shared-core/i915_mem.c
@@ -46,7 +46,8 @@
 static void mark_block(struct drm_device * dev, struct mem_block *p, int in_use)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
-	struct drm_i915_sarea *sarea_priv = dev_priv->sarea_priv;
+	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
+	struct drm_i915_sarea *sarea_priv = master_priv->sarea_priv;
 	struct drm_tex_region *list;
 	unsigned shift, nr;
 	unsigned start;
diff --git a/shared-core/radeon_state.c b/shared-core/radeon_state.c
index 6f2e05b3..289fddc7 100644
--- a/shared-core/radeon_state.c
+++ b/shared-core/radeon_state.c
@@ -3057,7 +3057,7 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil
 		 */
 	case RADEON_PARAM_SAREA_HANDLE:
 		/* The lock is the first dword in the sarea. */
-		value = (long)dev->lock.hw_lock;
+		value = (long)dev->primary->master->lock.hw_lock;
 		break;
 #endif
 	case RADEON_PARAM_GART_TEX_HANDLE: