[PATCH 12/24] drm/radeon: rip out the ib pool v2

j.glisse at gmail.com j.glisse at gmail.com
Wed Apr 25 12:03:17 PDT 2012


From: Christian König <deathsimple at vodafone.de>

It isn't necessary any more and the suballocator
seems to perform even better.

v2: drop debugfs

Signed-off-by: Christian König <deathsimple at vodafone.de>
---
 drivers/gpu/drm/radeon/radeon.h           |   22 +---
 drivers/gpu/drm/radeon/radeon_device.c    |    1 -
 drivers/gpu/drm/radeon/radeon_fence.c     |   44 ++++++-
 drivers/gpu/drm/radeon/radeon_gart.c      |   12 +-
 drivers/gpu/drm/radeon/radeon_ring.c      |  187 ++++++++++-------------------
 drivers/gpu/drm/radeon/radeon_semaphore.c |    6 +-
 6 files changed, 116 insertions(+), 156 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 7f73f40..575dc05 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -249,6 +249,8 @@ extern void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw,
 /*
  * Fences.
  */
+struct radeon_ib;
+
 struct radeon_fence_driver {
 	uint32_t			scratch_reg;
 	uint64_t			gpu_addr;
@@ -259,7 +261,6 @@ struct radeon_fence_driver {
 	wait_queue_head_t		queue;
 	struct list_head		created;
 	struct list_head		emitted;
-	struct list_head		signaled;
 	bool				initialized;
 };
 
@@ -274,6 +275,7 @@ struct radeon_fence {
 	/* RB, DMA, etc. */
 	int				ring;
 	struct radeon_semaphore		*semaphore;
+	struct radeon_ib		*ib;
 };
 
 int radeon_fence_driver_start_ring(struct radeon_device *rdev, int ring);
@@ -289,6 +291,7 @@ int radeon_fence_wait_empty(struct radeon_device *rdev, int ring);
 struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence);
 void radeon_fence_unref(struct radeon_fence **fence);
 int radeon_fence_count_emitted(struct radeon_device *rdev, int ring);
+bool radeon_fence_set_associated_ib(struct radeon_fence *fence, struct radeon_ib *ib);
 
 /*
  * Tiling registers
@@ -603,7 +606,6 @@ void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc);
 
 struct radeon_ib {
 	struct radeon_sa_bo	sa_bo;
-	unsigned		idx;
 	uint32_t		length_dw;
 	uint64_t		gpu_addr;
 	uint32_t		*ptr;
@@ -612,18 +614,6 @@ struct radeon_ib {
 	bool			is_const_ib;
 };
 
-/*
- * locking -
- * mutex protects scheduled_ibs, ready, alloc_bm
- */
-struct radeon_ib_pool {
-	struct radeon_mutex		mutex;
-	struct radeon_sa_manager	sa_manager;
-	struct radeon_ib		ibs[RADEON_IB_POOL_SIZE];
-	bool				ready;
-	unsigned			head_id;
-};
-
 struct radeon_ring {
 	struct radeon_bo	*ring_obj;
 	volatile uint32_t	*ring;
@@ -764,7 +754,6 @@ struct si_rlc {
 int radeon_ib_get(struct radeon_device *rdev, int ring,
 		  struct radeon_ib **ib, unsigned size);
 void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib);
-bool radeon_ib_try_free(struct radeon_device *rdev, struct radeon_ib *ib);
 int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib);
 int radeon_ib_pool_init(struct radeon_device *rdev);
 void radeon_ib_pool_fini(struct radeon_device *rdev);
@@ -1497,7 +1486,8 @@ struct radeon_device {
 	rwlock_t			fence_lock;
 	struct radeon_fence_driver	fence_drv[RADEON_NUM_RINGS];
 	struct radeon_ring		ring[RADEON_NUM_RINGS];
-	struct radeon_ib_pool		ib_pool;
+	bool				ib_pool_ready;
+	struct radeon_sa_manager	sa_manager;
 	struct radeon_irq		irq;
 	struct radeon_asic		*asic;
 	struct radeon_gem		gem;
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index d77f19f..26fb9da 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -723,7 +723,6 @@ int radeon_device_init(struct radeon_device *rdev,
 	/* mutex initialization are all done here so we
 	 * can recall function without having locking issues */
 	radeon_mutex_init(&rdev->cs_mutex);
-	radeon_mutex_init(&rdev->ib_pool.mutex);
 	for (i = 0; i < RADEON_NUM_RINGS; ++i)
 		mutex_init(&rdev->ring[i].mutex);
 	mutex_init(&rdev->dc_hw_i2c_mutex);
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index c96d112..abd10f9 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -83,7 +83,8 @@ int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence)
 	return 0;
 }
 
-static bool radeon_fence_poll_locked(struct radeon_device *rdev, int ring)
+static bool radeon_fence_poll_locked(struct radeon_device *rdev, int ring,
+				     struct list_head *signaled)
 {
 	struct radeon_fence *fence;
 	struct list_head *i, *n;
@@ -110,7 +111,7 @@ static bool radeon_fence_poll_locked(struct radeon_device *rdev, int ring)
 		i = n;
 		do {
 			n = i->prev;
-			list_move_tail(i, &rdev->fence_drv[ring].signaled);
+			list_move_tail(i, signaled);
 			fence = list_entry(i, struct radeon_fence, list);
 			fence->signaled = true;
 			i = n;
@@ -120,6 +121,18 @@ static bool radeon_fence_poll_locked(struct radeon_device *rdev, int ring)
 	return wake;
 }
 
+static void radeon_fence_process_signaled(struct radeon_device *rdev, struct list_head *signaled)
+{
+	struct radeon_fence *fence;
+	struct list_head *i, *n;
+
+	list_for_each_safe(i, n, signaled) {
+		fence = list_entry(i, struct radeon_fence, list);
+		list_del_init(&fence->list);
+		radeon_ib_free(rdev, &fence->ib);
+	}
+}
+
 static void radeon_fence_destroy(struct kref *kref)
 {
 	unsigned long irq_flags;
@@ -152,6 +165,7 @@ int radeon_fence_create(struct radeon_device *rdev,
 	(*fence)->seq = 0;
 	(*fence)->ring = ring;
 	(*fence)->semaphore = NULL;
+	(*fence)->ib = NULL;
 	INIT_LIST_HEAD(&(*fence)->list);
 
 	write_lock_irqsave(&rdev->fence_lock, irq_flags);
@@ -164,6 +178,7 @@ bool radeon_fence_signaled(struct radeon_fence *fence)
 {
 	unsigned long irq_flags;
 	bool signaled = false;
+	LIST_HEAD(siglist);
 
 	if (!fence)
 		return true;
@@ -179,10 +194,12 @@ bool radeon_fence_signaled(struct radeon_fence *fence)
 		signaled = true;
 	}
 	if (!signaled) {
-		radeon_fence_poll_locked(fence->rdev, fence->ring);
+		radeon_fence_poll_locked(fence->rdev, fence->ring, &siglist);
 		signaled = fence->signaled;
 	}
 	write_unlock_irqrestore(&fence->rdev->fence_lock, irq_flags);
+	radeon_fence_process_signaled(fence->rdev, &siglist);
+
 	return signaled;
 }
 
@@ -341,10 +358,12 @@ void radeon_fence_process(struct radeon_device *rdev, int ring)
 {
 	unsigned long irq_flags;
 	bool wake;
+	LIST_HEAD(signaled);
 
 	write_lock_irqsave(&rdev->fence_lock, irq_flags);
-	wake = radeon_fence_poll_locked(rdev, ring);
+	wake = radeon_fence_poll_locked(rdev, ring, &signaled);
 	write_unlock_irqrestore(&rdev->fence_lock, irq_flags);
+	radeon_fence_process_signaled(rdev, &signaled);
 	if (wake) {
 		wake_up_all(&rdev->fence_drv[ring].queue);
 	}
@@ -373,6 +392,22 @@ int radeon_fence_count_emitted(struct radeon_device *rdev, int ring)
 	return not_processed;
 }
 
+bool radeon_fence_set_associated_ib(struct radeon_fence *fence, struct radeon_ib *ib)
+{
+	struct radeon_device *rdev = fence->rdev;
+	unsigned long irq_flags;
+	bool isset = false;
+
+	/* a readlock is suficient, cause this should be called only once */
+	read_lock_irqsave(&rdev->fence_lock, irq_flags);
+	if (fence->emitted && !fence->signaled) {
+		fence->ib = ib;
+		isset = true;
+	}
+	read_unlock_irqrestore(&rdev->fence_lock, irq_flags);
+	return isset;
+}
+
 int radeon_fence_driver_start_ring(struct radeon_device *rdev, int ring)
 {
 	unsigned long irq_flags;
@@ -413,7 +448,6 @@ static void radeon_fence_driver_init_ring(struct radeon_device *rdev, int ring)
 	atomic_set(&rdev->fence_drv[ring].seq, 0);
 	INIT_LIST_HEAD(&rdev->fence_drv[ring].created);
 	INIT_LIST_HEAD(&rdev->fence_drv[ring].emitted);
-	INIT_LIST_HEAD(&rdev->fence_drv[ring].signaled);
 	init_waitqueue_head(&rdev->fence_drv[ring].queue);
 	rdev->fence_drv[ring].initialized = false;
 }
diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c
index 7af4ff9..220dbb8 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -434,8 +434,8 @@ retry_id:
 	rdev->vm_manager.use_bitmap |= 1 << id;
 	vm->id = id;
 	list_add_tail(&vm->list, &rdev->vm_manager.lru_vm);
-	return radeon_vm_bo_update_pte(rdev, vm, rdev->ib_pool.sa_manager.bo,
-				       &rdev->ib_pool.sa_manager.bo->tbo.mem);
+	return radeon_vm_bo_update_pte(rdev, vm, rdev->sa_manager.bo,
+				       &rdev->sa_manager.bo->tbo.mem);
 }
 
 /* object have to be reserved */
@@ -633,7 +633,7 @@ int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm)
 	/* map the ib pool buffer at 0 in virtual address space, set
 	 * read only
 	 */
-	r = radeon_vm_bo_add(rdev, vm, rdev->ib_pool.sa_manager.bo, 0,
+	r = radeon_vm_bo_add(rdev, vm, rdev->sa_manager.bo, 0,
 			     RADEON_VM_PAGE_READABLE | RADEON_VM_PAGE_SNOOPED);
 	return r;
 }
@@ -650,12 +650,12 @@ void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm)
 	radeon_mutex_unlock(&rdev->cs_mutex);
 
 	/* remove all bo */
-	r = radeon_bo_reserve(rdev->ib_pool.sa_manager.bo, false);
+	r = radeon_bo_reserve(rdev->sa_manager.bo, false);
 	if (!r) {
-		bo_va = radeon_bo_va(rdev->ib_pool.sa_manager.bo, vm);
+		bo_va = radeon_bo_va(rdev->sa_manager.bo, vm);
 		list_del_init(&bo_va->bo_list);
 		list_del_init(&bo_va->vm_list);
-		radeon_bo_unreserve(rdev->ib_pool.sa_manager.bo);
+		radeon_bo_unreserve(rdev->sa_manager.bo);
 		kfree(bo_va);
 	}
 	if (!list_empty(&vm->va)) {
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index b06e04f..c8deae9 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -24,6 +24,7 @@
  * Authors: Dave Airlie
  *          Alex Deucher
  *          Jerome Glisse
+ *          Christian König
  */
 #include <linux/seq_file.h>
 #include <linux/slab.h>
@@ -33,6 +34,9 @@
 #include "radeon.h"
 #include "atom.h"
 
+/*
+ * IB.
+ */
 u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx)
 {
 	struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx];
@@ -58,123 +62,62 @@ u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx)
 	return idx_value;
 }
 
-void radeon_ring_write(struct radeon_ring *ring, uint32_t v)
-{
-#if DRM_DEBUG_CODE
-	if (ring->count_dw <= 0) {
-		DRM_ERROR("radeon: writting more dword to ring than expected !\n");
-	}
-#endif
-	ring->ring[ring->wptr++] = v;
-	ring->wptr &= ring->ptr_mask;
-	ring->count_dw--;
-	ring->ring_free_dw--;
-}
-
-/*
- * IB.
- */
-bool radeon_ib_try_free(struct radeon_device *rdev, struct radeon_ib *ib)
-{
-	bool done = false;
-
-	/* only free ib which have been emited */
-	if (ib->fence && ib->fence->emitted) {
-		if (radeon_fence_signaled(ib->fence)) {
-			radeon_fence_unref(&ib->fence);
-			radeon_sa_bo_free(rdev, &ib->sa_bo);
-			done = true;
-		}
-	}
-	return done;
-}
-
 int radeon_ib_get(struct radeon_device *rdev, int ring,
 		  struct radeon_ib **ib, unsigned size)
 {
-	struct radeon_fence *fence;
-	unsigned cretry = 0;
-	int r = 0, i, idx;
+	int r;
 
-	*ib = NULL;
-	/* align size on 256 bytes */
-	size = ALIGN(size, 256);
+	*ib = kmalloc(sizeof(struct radeon_ib), GFP_KERNEL);
+	if (*ib == NULL) {
+		return -ENOMEM;
+	}
 
-	r = radeon_fence_create(rdev, &fence, ring);
+	r = radeon_sa_bo_new(rdev, &rdev->sa_manager, &(*ib)->sa_bo, size, 256, true);
 	if (r) {
-		dev_err(rdev->dev, "failed to create fence for new IB\n");
+		dev_err(rdev->dev, "failed to get a new IB (%d)\n", r);
+		kfree(*ib);
+		*ib = NULL;
 		return r;
 	}
 
-	radeon_mutex_lock(&rdev->ib_pool.mutex);
-	idx = rdev->ib_pool.head_id;
-retry:
-	if (cretry > 5) {
-		dev_err(rdev->dev, "failed to get an ib after 5 retry\n");
-		radeon_mutex_unlock(&rdev->ib_pool.mutex);
-		radeon_fence_unref(&fence);
-		return -ENOMEM;
-	}
-	cretry++;
-	for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
-		radeon_ib_try_free(rdev, &rdev->ib_pool.ibs[idx]);
-		if (rdev->ib_pool.ibs[idx].fence == NULL) {
-			r = radeon_sa_bo_new(rdev, &rdev->ib_pool.sa_manager,
-					     &rdev->ib_pool.ibs[idx].sa_bo,
-					     size, 256, false);
-			if (!r) {
-				*ib = &rdev->ib_pool.ibs[idx];
-				(*ib)->ptr = rdev->ib_pool.sa_manager.cpu_ptr;
-				(*ib)->ptr += ((*ib)->sa_bo.offset >> 2);
-				(*ib)->gpu_addr = rdev->ib_pool.sa_manager.gpu_addr;
-				(*ib)->gpu_addr += (*ib)->sa_bo.offset;
-				(*ib)->fence = fence;
-				(*ib)->vm_id = 0;
-				(*ib)->is_const_ib = false;
-				/* ib are most likely to be allocated in a ring fashion
-				 * thus rdev->ib_pool.head_id should be the id of the
-				 * oldest ib
-				 */
-				rdev->ib_pool.head_id = (1 + idx);
-				rdev->ib_pool.head_id &= (RADEON_IB_POOL_SIZE - 1);
-				radeon_mutex_unlock(&rdev->ib_pool.mutex);
-				return 0;
-			}
-		}
-		idx = (idx + 1) & (RADEON_IB_POOL_SIZE - 1);
-	}
-	/* this should be rare event, ie all ib scheduled none signaled yet.
-	 */
-	for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
-		if (rdev->ib_pool.ibs[idx].fence && rdev->ib_pool.ibs[idx].fence->emitted) {
-			r = radeon_fence_wait(rdev->ib_pool.ibs[idx].fence, false);
-			if (!r) {
-				goto retry;
-			}
-			/* an error happened */
-			break;
-		}
-		idx = (idx + 1) & (RADEON_IB_POOL_SIZE - 1);
+	r = radeon_fence_create(rdev, &(*ib)->fence, ring);
+	if (r) {
+		dev_err(rdev->dev, "failed to create fence for new IB (%d)\n", r);
+		radeon_sa_bo_free(rdev, &(*ib)->sa_bo);
+		kfree(*ib);
+		*ib = NULL;
+		return r;
 	}
-	radeon_mutex_unlock(&rdev->ib_pool.mutex);
-	radeon_fence_unref(&fence);
-	return r;
+
+	(*ib)->ptr = rdev->sa_manager.cpu_ptr;
+	(*ib)->ptr += ((*ib)->sa_bo.offset >> 2);
+	(*ib)->gpu_addr = rdev->sa_manager.gpu_addr;
+	(*ib)->gpu_addr += (*ib)->sa_bo.offset;
+	(*ib)->vm_id = 0;
+	(*ib)->is_const_ib = false;
+
+	return 0;
 }
 
 void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib)
 {
 	struct radeon_ib *tmp = *ib;
+	bool destroy = true;
 
 	*ib = NULL;
 	if (tmp == NULL) {
 		return;
 	}
-	radeon_mutex_lock(&rdev->ib_pool.mutex);
-	if (tmp->fence && !tmp->fence->emitted) {
+
+	if (tmp->fence) {
+		destroy = !radeon_fence_set_associated_ib(tmp->fence, tmp);
+	}
+
+	if (destroy) {
 		radeon_sa_bo_free(rdev, &tmp->sa_bo);
 		radeon_fence_unref(&tmp->fence);
+		kfree(tmp);
 	}
-	radeon_mutex_unlock(&rdev->ib_pool.mutex);
 }
 
 int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib)
@@ -184,7 +127,7 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib)
 
 	if (!ib->length_dw || !ring->ready) {
 		/* TODO: Nothings in the ib we should report. */
-		DRM_ERROR("radeon: couldn't schedule IB(%u).\n", ib->idx);
+		DRM_ERROR("radeon: couldn't schedule IB.\n");
 		return -EINVAL;
 	}
 
@@ -202,61 +145,40 @@ int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib)
 
 int radeon_ib_pool_init(struct radeon_device *rdev)
 {
-	int i, r;
+	int r;
 
-	radeon_mutex_lock(&rdev->ib_pool.mutex);
-	if (rdev->ib_pool.ready) {
+	if (rdev->ib_pool_ready) {
 		return 0;
 	}
-	rdev->ib_pool.ready = true;
-	radeon_mutex_unlock(&rdev->ib_pool.mutex);
 
-	r = radeon_sa_bo_manager_init(rdev, &rdev->ib_pool.sa_manager,
+	r = radeon_sa_bo_manager_init(rdev, &rdev->sa_manager,
 				      RADEON_IB_POOL_SIZE*64*1024,
 				      RADEON_GEM_DOMAIN_GTT);
 	if (r) {
 		return r;
 	}
 
-	radeon_mutex_lock(&rdev->ib_pool.mutex);
-	for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
-		rdev->ib_pool.ibs[i].fence = NULL;
-		rdev->ib_pool.ibs[i].idx = i;
-		rdev->ib_pool.ibs[i].length_dw = 0;
-		INIT_LIST_HEAD(&rdev->ib_pool.ibs[i].sa_bo.list);
-	}
-	rdev->ib_pool.head_id = 0;
-	rdev->ib_pool.ready = true;
 	DRM_INFO("radeon: ib pool ready.\n");
-
-	radeon_mutex_unlock(&rdev->ib_pool.mutex);
+	rdev->ib_pool_ready = true;
 	return 0;
 }
 
 void radeon_ib_pool_fini(struct radeon_device *rdev)
 {
-	unsigned i;
-
-	radeon_mutex_lock(&rdev->ib_pool.mutex);
-	if (rdev->ib_pool.ready) {
-		for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
-			radeon_sa_bo_free(rdev, &rdev->ib_pool.ibs[i].sa_bo);
-			radeon_fence_unref(&rdev->ib_pool.ibs[i].fence);
-		}
-		radeon_sa_bo_manager_fini(rdev, &rdev->ib_pool.sa_manager);
-		rdev->ib_pool.ready = false;
+	if (rdev->ib_pool_ready) {
+		radeon_sa_bo_manager_fini(rdev, &rdev->sa_manager);
+		rdev->ib_pool_ready = false;
 	}
-	radeon_mutex_unlock(&rdev->ib_pool.mutex);
 }
 
 int radeon_ib_pool_start(struct radeon_device *rdev)
 {
-	return radeon_sa_bo_manager_start(rdev, &rdev->ib_pool.sa_manager);
+	return radeon_sa_bo_manager_start(rdev, &rdev->sa_manager);
 }
 
 int radeon_ib_pool_suspend(struct radeon_device *rdev)
 {
-	return radeon_sa_bo_manager_suspend(rdev, &rdev->ib_pool.sa_manager);
+	return radeon_sa_bo_manager_suspend(rdev, &rdev->sa_manager);
 }
 
 int radeon_ib_ring_tests(struct radeon_device *rdev)
@@ -292,6 +214,21 @@ int radeon_ib_ring_tests(struct radeon_device *rdev)
 /*
  * Ring.
  */
+int radeon_debugfs_ring_init(struct radeon_device *rdev, struct radeon_ring *ring);
+
+void radeon_ring_write(struct radeon_ring *ring, uint32_t v)
+{
+#if DRM_DEBUG_CODE
+	if (ring->count_dw <= 0) {
+		DRM_ERROR("radeon: writting more dword to ring than expected !\n");
+	}
+#endif
+	ring->ring[ring->wptr++] = v;
+	ring->wptr &= ring->ptr_mask;
+	ring->count_dw--;
+	ring->ring_free_dw--;
+}
+
 int radeon_ring_index(struct radeon_device *rdev, struct radeon_ring *ring)
 {
 	/* r1xx-r5xx only has CP ring */
diff --git a/drivers/gpu/drm/radeon/radeon_semaphore.c b/drivers/gpu/drm/radeon/radeon_semaphore.c
index b67c259..9e2cf40 100644
--- a/drivers/gpu/drm/radeon/radeon_semaphore.c
+++ b/drivers/gpu/drm/radeon/radeon_semaphore.c
@@ -42,7 +42,7 @@ int radeon_semaphore_create(struct radeon_device *rdev,
 		return -ENOMEM;
 	}
 
-	r = radeon_sa_bo_new(rdev, &rdev->ib_pool.sa_manager,
+	r = radeon_sa_bo_new(rdev, &rdev->sa_manager,
 			     &(*semaphore)->sa_bo, 8, 8, true);
 	if (r) {
 		kfree(*semaphore);
@@ -51,10 +51,10 @@ int radeon_semaphore_create(struct radeon_device *rdev,
 	}
 
 	(*semaphore)->waiters = 0;
-	(*semaphore)->gpu_addr = rdev->ib_pool.sa_manager.gpu_addr;
+	(*semaphore)->gpu_addr = rdev->sa_manager.gpu_addr;
 	(*semaphore)->gpu_addr += (*semaphore)->sa_bo.offset;
 
-	cpu_ptr = rdev->ib_pool.sa_manager.cpu_ptr;
+	cpu_ptr = rdev->sa_manager.cpu_ptr;
 	cpu_ptr += (*semaphore)->sa_bo.offset;
 	*((uint64_t*)cpu_ptr) = 0;
 
-- 
1.7.7.6



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