From 0e3f154a9eb9f7a5ec365c4586a606ba882a3f15 Mon Sep 17 00:00:00 2001
From: Chunming Zhou <david1.zhou@amd.com>
Date: Mon, 3 Aug 2015 13:11:04 +0800
Subject: drm/amdgpu: change uvd ib test to use kernel fence directly

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <jammy.zhou@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_test.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_test.c')

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
index df202999fbfe..567c5b3c6f3a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
@@ -244,17 +244,19 @@ static int amdgpu_test_create_and_emit_fence(struct amdgpu_device *adev,
 	int r;
 
 	if (ring == &adev->uvd.ring) {
+		struct fence *f = NULL;
 		r = amdgpu_uvd_get_create_msg(ring, handle, NULL);
 		if (r) {
 			DRM_ERROR("Failed to get dummy create msg\n");
 			return r;
 		}
 
-		r = amdgpu_uvd_get_destroy_msg(ring, handle, fence);
+		r = amdgpu_uvd_get_destroy_msg(ring, handle, &f);
 		if (r) {
 			DRM_ERROR("Failed to get dummy destroy msg\n");
 			return r;
 		}
+		*fence = to_amdgpu_fence(f);
 
 	} else if (ring == &adev->vce.ring[0] ||
 		   ring == &adev->vce.ring[1]) {
-- 
cgit v1.2.3-70-g09d2


From ed40bfb81af54fcdc1b96ffdeb14d69458234642 Mon Sep 17 00:00:00 2001
From: Chunming Zhou <david1.zhou@amd.com>
Date: Mon, 3 Aug 2015 13:28:16 +0800
Subject: drm/amdgpu: use kernel fence for vce ib test

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <jammy.zhou@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_test.c |  5 +++--
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c  | 14 +++++++-------
 drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h  |  4 ++--
 3 files changed, 12 insertions(+), 11 deletions(-)

(limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_test.c')

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
index 567c5b3c6f3a..251b1ebef722 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
@@ -260,18 +260,19 @@ static int amdgpu_test_create_and_emit_fence(struct amdgpu_device *adev,
 
 	} else if (ring == &adev->vce.ring[0] ||
 		   ring == &adev->vce.ring[1]) {
+		struct fence *f = NULL;
 		r = amdgpu_vce_get_create_msg(ring, handle, NULL);
 		if (r) {
 			DRM_ERROR("Failed to get dummy create msg\n");
 			return r;
 		}
 
-		r = amdgpu_vce_get_destroy_msg(ring, handle, fence);
+		r = amdgpu_vce_get_destroy_msg(ring, handle, &f);
 		if (r) {
 			DRM_ERROR("Failed to get dummy destroy msg\n");
 			return r;
 		}
-
+		*fence = to_amdgpu_fence(f);
 	} else {
 		r = amdgpu_ring_lock(ring, 64);
 		if (r) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
index 59acb0b990e1..94c40ca5ba74 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -358,7 +358,7 @@ static int amdgpu_vce_free_job(
  * Open up a stream for HW test
  */
 int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
-			      struct amdgpu_fence **fence)
+			      struct fence **fence)
 {
 	const unsigned ib_size_dw = 1024;
 	struct amdgpu_ib *ib = NULL;
@@ -412,7 +412,7 @@ int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
 	if (r)
 		goto err;
 	if (fence)
-		*fence = amdgpu_fence_ref(ib->fence);
+		*fence = fence_get(&ib->fence->base);
 	if (amdgpu_enable_scheduler)
 		return 0;
 err:
@@ -432,7 +432,7 @@ err:
  * Close up a stream for HW test or if userspace failed to do so
  */
 int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
-			       struct amdgpu_fence **fence)
+			       struct fence **fence)
 {
 	const unsigned ib_size_dw = 1024;
 	struct amdgpu_ib *ib = NULL;
@@ -476,7 +476,7 @@ int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
 	if (r)
 		goto err;
 	if (fence)
-		*fence = amdgpu_fence_ref(ib->fence);
+		*fence = fence_get(&ib->fence->base);
 	if (amdgpu_enable_scheduler)
 		return 0;
 err:
@@ -827,7 +827,7 @@ int amdgpu_vce_ring_test_ring(struct amdgpu_ring *ring)
  */
 int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring)
 {
-	struct amdgpu_fence *fence = NULL;
+	struct fence *fence = NULL;
 	int r;
 
 	r = amdgpu_vce_get_create_msg(ring, 1, NULL);
@@ -842,13 +842,13 @@ int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring)
 		goto error;
 	}
 
-	r = amdgpu_fence_wait(fence, false);
+	r = fence_wait(fence, false);
 	if (r) {
 		DRM_ERROR("amdgpu: fence wait failed (%d).\n", r);
 	} else {
 		DRM_INFO("ib test on ring %d succeeded\n", ring->idx);
 	}
 error:
-	amdgpu_fence_unref(&fence);
+	fence_put(fence);
 	return r;
 }
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h
index 7ccdb5927da5..ba2da8ee5906 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h
@@ -29,9 +29,9 @@ int amdgpu_vce_sw_fini(struct amdgpu_device *adev);
 int amdgpu_vce_suspend(struct amdgpu_device *adev);
 int amdgpu_vce_resume(struct amdgpu_device *adev);
 int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle,
-			      struct amdgpu_fence **fence);
+			      struct fence **fence);
 int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
-			       struct amdgpu_fence **fence);
+			       struct fence **fence);
 void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp);
 int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx);
 bool amdgpu_vce_ring_emit_semaphore(struct amdgpu_ring *ring,
-- 
cgit v1.2.3-70-g09d2


From 6863bc8bb3750049d1b63574ef29cbf94d52eb47 Mon Sep 17 00:00:00 2001
From: Chunming Zhou <david1.zhou@amd.com>
Date: Mon, 3 Aug 2015 16:19:29 +0800
Subject: drm/amdgpu: use kernel fence in amdgpu_test

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <jammy.zhou@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_test.c | 46 +++++++++++++++-----------------
 1 file changed, 22 insertions(+), 24 deletions(-)

(limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_test.c')

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
index 251b1ebef722..afb57de16521 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
@@ -238,49 +238,47 @@ void amdgpu_test_moves(struct amdgpu_device *adev)
 
 static int amdgpu_test_create_and_emit_fence(struct amdgpu_device *adev,
 					     struct amdgpu_ring *ring,
-					     struct amdgpu_fence **fence)
+					     struct fence **fence)
 {
 	uint32_t handle = ring->idx ^ 0xdeafbeef;
 	int r;
 
 	if (ring == &adev->uvd.ring) {
-		struct fence *f = NULL;
 		r = amdgpu_uvd_get_create_msg(ring, handle, NULL);
 		if (r) {
 			DRM_ERROR("Failed to get dummy create msg\n");
 			return r;
 		}
 
-		r = amdgpu_uvd_get_destroy_msg(ring, handle, &f);
+		r = amdgpu_uvd_get_destroy_msg(ring, handle, fence);
 		if (r) {
 			DRM_ERROR("Failed to get dummy destroy msg\n");
 			return r;
 		}
-		*fence = to_amdgpu_fence(f);
 
 	} else if (ring == &adev->vce.ring[0] ||
 		   ring == &adev->vce.ring[1]) {
-		struct fence *f = NULL;
 		r = amdgpu_vce_get_create_msg(ring, handle, NULL);
 		if (r) {
 			DRM_ERROR("Failed to get dummy create msg\n");
 			return r;
 		}
 
-		r = amdgpu_vce_get_destroy_msg(ring, handle, &f);
+		r = amdgpu_vce_get_destroy_msg(ring, handle, fence);
 		if (r) {
 			DRM_ERROR("Failed to get dummy destroy msg\n");
 			return r;
 		}
-		*fence = to_amdgpu_fence(f);
 	} else {
+		struct amdgpu_fence *a_fence = NULL;
 		r = amdgpu_ring_lock(ring, 64);
 		if (r) {
 			DRM_ERROR("Failed to lock ring A %d\n", ring->idx);
 			return r;
 		}
-		amdgpu_fence_emit(ring, AMDGPU_FENCE_OWNER_UNDEFINED, fence);
+		amdgpu_fence_emit(ring, AMDGPU_FENCE_OWNER_UNDEFINED, &a_fence);
 		amdgpu_ring_unlock_commit(ring);
+		*fence = &a_fence->base;
 	}
 	return 0;
 }
@@ -289,7 +287,7 @@ void amdgpu_test_ring_sync(struct amdgpu_device *adev,
 			   struct amdgpu_ring *ringA,
 			   struct amdgpu_ring *ringB)
 {
-	struct amdgpu_fence *fence1 = NULL, *fence2 = NULL;
+	struct fence *fence1 = NULL, *fence2 = NULL;
 	struct amdgpu_semaphore *semaphore = NULL;
 	int r;
 
@@ -325,7 +323,7 @@ void amdgpu_test_ring_sync(struct amdgpu_device *adev,
 
 	mdelay(1000);
 
-	if (amdgpu_fence_signaled(fence1)) {
+	if (fence_is_signaled(fence1)) {
 		DRM_ERROR("Fence 1 signaled without waiting for semaphore.\n");
 		goto out_cleanup;
 	}
@@ -338,7 +336,7 @@ void amdgpu_test_ring_sync(struct amdgpu_device *adev,
 	amdgpu_semaphore_emit_signal(ringB, semaphore);
 	amdgpu_ring_unlock_commit(ringB);
 
-	r = amdgpu_fence_wait(fence1, false);
+	r = fence_wait(fence1, false);
 	if (r) {
 		DRM_ERROR("Failed to wait for sync fence 1\n");
 		goto out_cleanup;
@@ -346,7 +344,7 @@ void amdgpu_test_ring_sync(struct amdgpu_device *adev,
 
 	mdelay(1000);
 
-	if (amdgpu_fence_signaled(fence2)) {
+	if (fence_is_signaled(fence2)) {
 		DRM_ERROR("Fence 2 signaled without waiting for semaphore.\n");
 		goto out_cleanup;
 	}
@@ -359,7 +357,7 @@ void amdgpu_test_ring_sync(struct amdgpu_device *adev,
 	amdgpu_semaphore_emit_signal(ringB, semaphore);
 	amdgpu_ring_unlock_commit(ringB);
 
-	r = amdgpu_fence_wait(fence2, false);
+	r = fence_wait(fence2, false);
 	if (r) {
 		DRM_ERROR("Failed to wait for sync fence 1\n");
 		goto out_cleanup;
@@ -369,10 +367,10 @@ out_cleanup:
 	amdgpu_semaphore_free(adev, &semaphore, NULL);
 
 	if (fence1)
-		amdgpu_fence_unref(&fence1);
+		fence_put(fence1);
 
 	if (fence2)
-		amdgpu_fence_unref(&fence2);
+		fence_put(fence2);
 
 	if (r)
 		printk(KERN_WARNING "Error while testing ring sync (%d).\n", r);
@@ -383,7 +381,7 @@ static void amdgpu_test_ring_sync2(struct amdgpu_device *adev,
 			    struct amdgpu_ring *ringB,
 			    struct amdgpu_ring *ringC)
 {
-	struct amdgpu_fence *fenceA = NULL, *fenceB = NULL;
+	struct fence *fenceA = NULL, *fenceB = NULL;
 	struct amdgpu_semaphore *semaphore = NULL;
 	bool sigA, sigB;
 	int i, r;
@@ -419,11 +417,11 @@ static void amdgpu_test_ring_sync2(struct amdgpu_device *adev,
 
 	mdelay(1000);
 
-	if (amdgpu_fence_signaled(fenceA)) {
+	if (fence_is_signaled(fenceA)) {
 		DRM_ERROR("Fence A signaled without waiting for semaphore.\n");
 		goto out_cleanup;
 	}
-	if (amdgpu_fence_signaled(fenceB)) {
+	if (fence_is_signaled(fenceB)) {
 		DRM_ERROR("Fence B signaled without waiting for semaphore.\n");
 		goto out_cleanup;
 	}
@@ -438,8 +436,8 @@ static void amdgpu_test_ring_sync2(struct amdgpu_device *adev,
 
 	for (i = 0; i < 30; ++i) {
 		mdelay(100);
-		sigA = amdgpu_fence_signaled(fenceA);
-		sigB = amdgpu_fence_signaled(fenceB);
+		sigA = fence_is_signaled(fenceA);
+		sigB = fence_is_signaled(fenceB);
 		if (sigA || sigB)
 			break;
 	}
@@ -464,12 +462,12 @@ static void amdgpu_test_ring_sync2(struct amdgpu_device *adev,
 
 	mdelay(1000);
 
-	r = amdgpu_fence_wait(fenceA, false);
+	r = fence_wait(fenceA, false);
 	if (r) {
 		DRM_ERROR("Failed to wait for sync fence A\n");
 		goto out_cleanup;
 	}
-	r = amdgpu_fence_wait(fenceB, false);
+	r = fence_wait(fenceB, false);
 	if (r) {
 		DRM_ERROR("Failed to wait for sync fence B\n");
 		goto out_cleanup;
@@ -479,10 +477,10 @@ out_cleanup:
 	amdgpu_semaphore_free(adev, &semaphore, NULL);
 
 	if (fenceA)
-		amdgpu_fence_unref(&fenceA);
+		fence_put(fenceA);
 
 	if (fenceB)
-		amdgpu_fence_unref(&fenceB);
+		fence_put(fenceB);
 
 	if (r)
 		printk(KERN_WARNING "Error while testing ring sync (%d).\n", r);
-- 
cgit v1.2.3-70-g09d2


From 02bc0650bc930105346773253e5bf33c2917c601 Mon Sep 17 00:00:00 2001
From: Christian König <christian.koenig@amd.com>
Date: Fri, 7 Aug 2015 13:53:36 +0200
Subject: drm/amdgpu: remove amdgpu_fence_wait
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

It was just a wrapper for fence_wait anyway.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h           |  1 -
 drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c |  2 +-
 drivers/gpu/drm/amd/amdgpu/amdgpu_display.c   |  2 +-
 drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c     | 22 ----------------------
 drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c      |  6 +++---
 drivers/gpu/drm/amd/amdgpu/amdgpu_test.c      |  4 ++--
 6 files changed, 7 insertions(+), 30 deletions(-)

(limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_test.c')

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index abf1650f6936..7a3a00fd339c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -439,7 +439,6 @@ int amdgpu_fence_wait_next(struct amdgpu_ring *ring);
 int amdgpu_fence_wait_empty(struct amdgpu_ring *ring);
 unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring);
 
-int amdgpu_fence_wait(struct amdgpu_fence *fence, bool interruptible);
 signed long amdgpu_fence_wait_any(struct amdgpu_device *adev,
 			  struct amdgpu_fence **fences,
 			  bool intr, long t);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c
index 2742b9a35cbc..759482e4300d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c
@@ -42,7 +42,7 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size,
 		r = amdgpu_copy_buffer(ring, saddr, daddr, size, NULL, &fence);
 		if (r)
 			goto exit_do_move;
-		r = amdgpu_fence_wait(fence, false);
+		r = fence_wait(&fence->base, false);
 		if (r)
 			goto exit_do_move;
 		amdgpu_fence_unref(&fence);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index b16b9256883e..e12931ea66e4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -52,7 +52,7 @@ static void amdgpu_flip_work_func(struct work_struct *__work)
 	if (work->fence) {
 		fence = to_amdgpu_fence(work->fence);
 		if (fence) {
-			r = amdgpu_fence_wait(fence, false);
+			r = fence_wait(&fence->base, false);
 			if (r == -EDEADLK) {
 				up_read(&adev->exclusive_lock);
 				r = amdgpu_gpu_reset(adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index 5a2a15cf1a7c..1097259df3c2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -497,28 +497,6 @@ static long amdgpu_fence_ring_wait_seq_timeout(struct amdgpu_ring *ring, uint64_
 	}
 }
 
-
-/**
- * amdgpu_fence_wait - wait for a fence to signal
- *
- * @fence: amdgpu fence object
- * @intr: use interruptable sleep
- *
- * Wait for the requested fence to signal (all asics).
- * @intr selects whether to use interruptable (true) or non-interruptable
- * (false) sleep when waiting for the fence.
- * Returns 0 if the fence has passed, error for all other cases.
- */
-int amdgpu_fence_wait(struct amdgpu_fence *fence, bool intr)
-{
-	long r;
-
-	r = fence_wait_timeout(&fence->base, intr, MAX_SCHEDULE_TIMEOUT);
-	if (r < 0)
-		return  r;
-	return 0;
-}
-
 /**
  * amdgpu_fence_wait_next - wait for the next fence to signal
  *
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
index 2c42f50912b9..7cb711fc1ee2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
@@ -180,7 +180,7 @@ int amdgpu_sync_rings(struct amdgpu_sync *sync,
 
 		if (amdgpu_enable_scheduler || (count >= AMDGPU_NUM_SYNCS)) {
 			/* not enough room, wait manually */
-			r = amdgpu_fence_wait(fence, false);
+			r = fence_wait(&fence->base, false);
 			if (r)
 				return r;
 			continue;
@@ -200,7 +200,7 @@ int amdgpu_sync_rings(struct amdgpu_sync *sync,
 		if (!amdgpu_semaphore_emit_signal(other, semaphore)) {
 			/* signaling wasn't successful wait manually */
 			amdgpu_ring_undo(other);
-			r = amdgpu_fence_wait(fence, false);
+			r = fence_wait(&fence->base, false);
 			if (r)
 				return r;
 			continue;
@@ -210,7 +210,7 @@ int amdgpu_sync_rings(struct amdgpu_sync *sync,
 		if (!amdgpu_semaphore_emit_wait(ring, semaphore)) {
 			/* waiting wasn't successful wait manually */
 			amdgpu_ring_undo(other);
-			r = amdgpu_fence_wait(fence, false);
+			r = fence_wait(&fence->base, false);
 			if (r)
 				return r;
 			continue;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
index afb57de16521..962dd5552137 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
@@ -116,7 +116,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 			goto out_lclean_unpin;
 		}
 
-		r = amdgpu_fence_wait(fence, false);
+		r = fence_wait(&fence->base, false);
 		if (r) {
 			DRM_ERROR("Failed to wait for GTT->VRAM fence %d\n", i);
 			goto out_lclean_unpin;
@@ -161,7 +161,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 			goto out_lclean_unpin;
 		}
 
-		r = amdgpu_fence_wait(fence, false);
+		r = fence_wait(&fence->base, false);
 		if (r) {
 			DRM_ERROR("Failed to wait for VRAM->GTT fence %d\n", i);
 			goto out_lclean_unpin;
-- 
cgit v1.2.3-70-g09d2


From c7ae72c01be10f539f385f624713f8ba0aa11a8f Mon Sep 17 00:00:00 2001
From: Chunming Zhou <david1.zhou@amd.com>
Date: Tue, 25 Aug 2015 17:23:45 +0800
Subject: drm/amdgpu: use IB for copy buffer of eviction

This aids handling buffers moves with the scheduler.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h           |  8 +--
 drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c |  8 +--
 drivers/gpu/drm/amd/amdgpu/amdgpu_test.c      | 12 ++---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c       | 77 ++++++++++++++-------------
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c        |  3 +-
 drivers/gpu/drm/amd/amdgpu/cik_sdma.c         | 16 +++---
 drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c        | 18 +++----
 drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c        | 18 +++----
 8 files changed, 81 insertions(+), 79 deletions(-)

(limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_test.c')

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index c9160430b5ac..aa2dcf578dd6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -247,7 +247,7 @@ struct amdgpu_buffer_funcs {
 	unsigned	copy_num_dw;
 
 	/* used for buffer migration */
-	void (*emit_copy_buffer)(struct amdgpu_ring *ring,
+	void (*emit_copy_buffer)(struct amdgpu_ib *ib,
 				 /* src addr in bytes */
 				 uint64_t src_offset,
 				 /* dst addr in bytes */
@@ -518,7 +518,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring,
 		       uint64_t dst_offset,
 		       uint32_t byte_count,
 		       struct reservation_object *resv,
-		       struct amdgpu_fence **fence);
+		       struct fence **fence);
 int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma);
 
 struct amdgpu_bo_list_entry {
@@ -2247,7 +2247,7 @@ static inline void amdgpu_ring_write(struct amdgpu_ring *ring, uint32_t v)
 #define amdgpu_display_add_connector(adev, ci, sd, ct, ib, coi, h, r) (adev)->mode_info.funcs->add_connector((adev), (ci), (sd), (ct), (ib), (coi), (h), (r))
 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
-#define amdgpu_emit_copy_buffer(adev, r, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((r), (s), (d), (b))
+#define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib),  (s), (d), (b))
 #define amdgpu_emit_fill_buffer(adev, r, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((r), (s), (d), (b))
 #define amdgpu_dpm_get_temperature(adev) (adev)->pm.funcs->get_temperature((adev))
 #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
@@ -2379,7 +2379,7 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
 		       uint64_t addr);
 void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
 		      struct amdgpu_bo_va *bo_va);
-
+int amdgpu_vm_free_job(struct amdgpu_job *job);
 /*
  * functions used by amdgpu_encoder.c
  */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c
index 759482e4300d..98d59ee640ce 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c
@@ -33,7 +33,7 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size,
 {
 	unsigned long start_jiffies;
 	unsigned long end_jiffies;
-	struct amdgpu_fence *fence = NULL;
+	struct fence *fence = NULL;
 	int i, r;
 
 	start_jiffies = jiffies;
@@ -42,17 +42,17 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size,
 		r = amdgpu_copy_buffer(ring, saddr, daddr, size, NULL, &fence);
 		if (r)
 			goto exit_do_move;
-		r = fence_wait(&fence->base, false);
+		r = fence_wait(fence, false);
 		if (r)
 			goto exit_do_move;
-		amdgpu_fence_unref(&fence);
+		fence_put(fence);
 	}
 	end_jiffies = jiffies;
 	r = jiffies_to_msecs(end_jiffies - start_jiffies);
 
 exit_do_move:
 	if (fence)
-		amdgpu_fence_unref(&fence);
+		fence_put(fence);
 	return r;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
index 962dd5552137..f80b1a43be8a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
@@ -77,7 +77,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 		void *gtt_map, *vram_map;
 		void **gtt_start, **gtt_end;
 		void **vram_start, **vram_end;
-		struct amdgpu_fence *fence = NULL;
+		struct fence *fence = NULL;
 
 		r = amdgpu_bo_create(adev, size, PAGE_SIZE, true,
 				     AMDGPU_GEM_DOMAIN_GTT, 0, NULL, gtt_obj + i);
@@ -116,13 +116,13 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 			goto out_lclean_unpin;
 		}
 
-		r = fence_wait(&fence->base, false);
+		r = fence_wait(fence, false);
 		if (r) {
 			DRM_ERROR("Failed to wait for GTT->VRAM fence %d\n", i);
 			goto out_lclean_unpin;
 		}
 
-		amdgpu_fence_unref(&fence);
+		fence_put(fence);
 
 		r = amdgpu_bo_kmap(vram_obj, &vram_map);
 		if (r) {
@@ -161,13 +161,13 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 			goto out_lclean_unpin;
 		}
 
-		r = fence_wait(&fence->base, false);
+		r = fence_wait(fence, false);
 		if (r) {
 			DRM_ERROR("Failed to wait for VRAM->GTT fence %d\n", i);
 			goto out_lclean_unpin;
 		}
 
-		amdgpu_fence_unref(&fence);
+		fence_put(fence);
 
 		r = amdgpu_bo_kmap(gtt_obj[i], &gtt_map);
 		if (r) {
@@ -214,7 +214,7 @@ out_lclean:
 			amdgpu_bo_unref(&gtt_obj[i]);
 		}
 		if (fence)
-			amdgpu_fence_unref(&fence);
+			fence_put(fence);
 		break;
 	}
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 4cb81320b045..399143541d8a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -228,7 +228,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo,
 	struct amdgpu_device *adev;
 	struct amdgpu_ring *ring;
 	uint64_t old_start, new_start;
-	struct amdgpu_fence *fence;
+	struct fence *fence;
 	int r;
 
 	adev = amdgpu_get_adev(bo->bdev);
@@ -269,9 +269,9 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo,
 			       new_mem->num_pages * PAGE_SIZE, /* bytes */
 			       bo->resv, &fence);
 	/* FIXME: handle copy error */
-	r = ttm_bo_move_accel_cleanup(bo, &fence->base,
+	r = ttm_bo_move_accel_cleanup(bo, fence,
 				      evict, no_wait_gpu, new_mem);
-	amdgpu_fence_unref(&fence);
+	fence_put(fence);
 	return r;
 }
 
@@ -987,52 +987,48 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring,
 		       uint64_t dst_offset,
 		       uint32_t byte_count,
 		       struct reservation_object *resv,
-		       struct amdgpu_fence **fence)
+		       struct fence **fence)
 {
 	struct amdgpu_device *adev = ring->adev;
-	struct amdgpu_sync sync;
 	uint32_t max_bytes;
 	unsigned num_loops, num_dw;
+	struct amdgpu_ib *ib;
 	unsigned i;
 	int r;
 
-	/* sync other rings */
-	amdgpu_sync_create(&sync);
-	if (resv) {
-		r = amdgpu_sync_resv(adev, &sync, resv, false);
-		if (r) {
-			DRM_ERROR("sync failed (%d).\n", r);
-			amdgpu_sync_free(adev, &sync, NULL);
-			return r;
-		}
-	}
-
 	max_bytes = adev->mman.buffer_funcs->copy_max_bytes;
 	num_loops = DIV_ROUND_UP(byte_count, max_bytes);
 	num_dw = num_loops * adev->mman.buffer_funcs->copy_num_dw;
 
-	/* for fence and sync */
-	num_dw += 64 + AMDGPU_NUM_SYNCS * 8;
+	/* for IB padding */
+	while (num_dw & 0x7)
+		num_dw++;
+
+	ib = kzalloc(sizeof(struct amdgpu_ib), GFP_KERNEL);
+	if (!ib)
+		return -ENOMEM;
 
-	r = amdgpu_sync_wait(&sync);
+	r = amdgpu_ib_get(ring, NULL, num_dw * 4, ib);
 	if (r) {
-		DRM_ERROR("sync wait failed (%d).\n", r);
-		amdgpu_sync_free(adev, &sync, NULL);
+		kfree(ib);
 		return r;
 	}
 
-	r = amdgpu_ring_lock(ring, num_dw);
-	if (r) {
-		DRM_ERROR("ring lock failed (%d).\n", r);
-		amdgpu_sync_free(adev, &sync, NULL);
-		return r;
+	ib->length_dw = 0;
+
+	if (resv) {
+		r = amdgpu_sync_resv(adev, &ib->sync, resv,
+				     AMDGPU_FENCE_OWNER_UNDEFINED);
+		if (r) {
+			DRM_ERROR("sync failed (%d).\n", r);
+			goto error_free;
+		}
 	}
-	amdgpu_sync_rings(&sync, ring);
 
 	for (i = 0; i < num_loops; i++) {
 		uint32_t cur_size_in_bytes = min(byte_count, max_bytes);
 
-		amdgpu_emit_copy_buffer(adev, ring, src_offset, dst_offset,
+		amdgpu_emit_copy_buffer(adev, ib, src_offset, dst_offset,
 					cur_size_in_bytes);
 
 		src_offset += cur_size_in_bytes;
@@ -1040,17 +1036,24 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring,
 		byte_count -= cur_size_in_bytes;
 	}
 
-	r = amdgpu_fence_emit(ring, AMDGPU_FENCE_OWNER_MOVE, fence);
-	if (r) {
-		amdgpu_ring_unlock_undo(ring);
-		amdgpu_sync_free(adev, &sync, NULL);
-		return r;
-	}
-
-	amdgpu_ring_unlock_commit(ring);
-	amdgpu_sync_free(adev, &sync, &(*fence)->base);
+	amdgpu_vm_pad_ib(adev, ib);
+	WARN_ON(ib->length_dw > num_dw);
+	r = amdgpu_sched_ib_submit_kernel_helper(adev, ring, ib, 1,
+						 &amdgpu_vm_free_job,
+						 AMDGPU_FENCE_OWNER_MOVE,
+						 fence);
+	if (r)
+		goto error_free;
 
+	if (!amdgpu_enable_scheduler) {
+		amdgpu_ib_free(adev, ib);
+		kfree(ib);
+	}
 	return 0;
+error_free:
+	amdgpu_ib_free(adev, ib);
+	kfree(ib);
+	return r;
 }
 
 #if defined(CONFIG_DEBUG_FS)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 677266b90c74..83b7ce6f5f72 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -316,8 +316,7 @@ static void amdgpu_vm_update_pages(struct amdgpu_device *adev,
 	}
 }
 
-static int amdgpu_vm_free_job(
-	struct amdgpu_job *sched_job)
+int amdgpu_vm_free_job(struct amdgpu_job *sched_job)
 {
 	int i;
 	for (i = 0; i < sched_job->num_ibs; i++)
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
index af526557ac66..3920c1e346f8 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
@@ -1339,18 +1339,18 @@ static void cik_sdma_set_irq_funcs(struct amdgpu_device *adev)
  * Used by the amdgpu ttm implementation to move pages if
  * registered as the asic copy callback.
  */
-static void cik_sdma_emit_copy_buffer(struct amdgpu_ring *ring,
+static void cik_sdma_emit_copy_buffer(struct amdgpu_ib *ib,
 				      uint64_t src_offset,
 				      uint64_t dst_offset,
 				      uint32_t byte_count)
 {
-	amdgpu_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_COPY, SDMA_COPY_SUB_OPCODE_LINEAR, 0));
-	amdgpu_ring_write(ring, byte_count);
-	amdgpu_ring_write(ring, 0); /* src/dst endian swap */
-	amdgpu_ring_write(ring, lower_32_bits(src_offset));
-	amdgpu_ring_write(ring, upper_32_bits(src_offset));
-	amdgpu_ring_write(ring, lower_32_bits(dst_offset));
-	amdgpu_ring_write(ring, upper_32_bits(dst_offset));
+	ib->ptr[ib->length_dw++] = SDMA_PACKET(SDMA_OPCODE_COPY, SDMA_COPY_SUB_OPCODE_LINEAR, 0);
+	ib->ptr[ib->length_dw++] = byte_count;
+	ib->ptr[ib->length_dw++] = 0; /* src/dst endian swap */
+	ib->ptr[ib->length_dw++] = lower_32_bits(src_offset);
+	ib->ptr[ib->length_dw++] = upper_32_bits(src_offset);
+	ib->ptr[ib->length_dw++] = lower_32_bits(dst_offset);
+	ib->ptr[ib->length_dw++] = upper_32_bits(dst_offset);
 }
 
 /**
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
index 2b0e89e05b1d..715e02d3bfba 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
@@ -1350,19 +1350,19 @@ static void sdma_v2_4_set_irq_funcs(struct amdgpu_device *adev)
  * Used by the amdgpu ttm implementation to move pages if
  * registered as the asic copy callback.
  */
-static void sdma_v2_4_emit_copy_buffer(struct amdgpu_ring *ring,
+static void sdma_v2_4_emit_copy_buffer(struct amdgpu_ib *ib,
 				       uint64_t src_offset,
 				       uint64_t dst_offset,
 				       uint32_t byte_count)
 {
-	amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_COPY) |
-			  SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_COPY_LINEAR));
-	amdgpu_ring_write(ring, byte_count);
-	amdgpu_ring_write(ring, 0); /* src/dst endian swap */
-	amdgpu_ring_write(ring, lower_32_bits(src_offset));
-	amdgpu_ring_write(ring, upper_32_bits(src_offset));
-	amdgpu_ring_write(ring, lower_32_bits(dst_offset));
-	amdgpu_ring_write(ring, upper_32_bits(dst_offset));
+	ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_COPY) |
+		SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_COPY_LINEAR);
+	ib->ptr[ib->length_dw++] = byte_count;
+	ib->ptr[ib->length_dw++] = 0; /* src/dst endian swap */
+	ib->ptr[ib->length_dw++] = lower_32_bits(src_offset);
+	ib->ptr[ib->length_dw++] = upper_32_bits(src_offset);
+	ib->ptr[ib->length_dw++] = lower_32_bits(dst_offset);
+	ib->ptr[ib->length_dw++] = upper_32_bits(dst_offset);
 }
 
 /**
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
index 6f1df03ebc70..67128c8e78b8 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
@@ -1474,19 +1474,19 @@ static void sdma_v3_0_set_irq_funcs(struct amdgpu_device *adev)
  * Used by the amdgpu ttm implementation to move pages if
  * registered as the asic copy callback.
  */
-static void sdma_v3_0_emit_copy_buffer(struct amdgpu_ring *ring,
+static void sdma_v3_0_emit_copy_buffer(struct amdgpu_ib *ib,
 				       uint64_t src_offset,
 				       uint64_t dst_offset,
 				       uint32_t byte_count)
 {
-	amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_COPY) |
-			  SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_COPY_LINEAR));
-	amdgpu_ring_write(ring, byte_count);
-	amdgpu_ring_write(ring, 0); /* src/dst endian swap */
-	amdgpu_ring_write(ring, lower_32_bits(src_offset));
-	amdgpu_ring_write(ring, upper_32_bits(src_offset));
-	amdgpu_ring_write(ring, lower_32_bits(dst_offset));
-	amdgpu_ring_write(ring, upper_32_bits(dst_offset));
+	ib->ptr[ib->length_dw++] = SDMA_PKT_HEADER_OP(SDMA_OP_COPY) |
+		SDMA_PKT_HEADER_SUB_OP(SDMA_SUBOP_COPY_LINEAR);
+	ib->ptr[ib->length_dw++] = byte_count;
+	ib->ptr[ib->length_dw++] = 0; /* src/dst endian swap */
+	ib->ptr[ib->length_dw++] = lower_32_bits(src_offset);
+	ib->ptr[ib->length_dw++] = upper_32_bits(src_offset);
+	ib->ptr[ib->length_dw++] = lower_32_bits(dst_offset);
+	ib->ptr[ib->length_dw++] = upper_32_bits(dst_offset);
 }
 
 /**
-- 
cgit v1.2.3-70-g09d2