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From d220693b832396002fe10d3f019b6dd909f9ff7c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Thu, 22 Oct 2015 11:29:33 +0200
Subject: [PATCH 0643/1050] drm/amdgpu: move ring_from_fence to common code
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Going to need that elsewhere as well.
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_ring.c | 24 ++++++++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c | 23 ++---------------------
3 files changed, 27 insertions(+), 21 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 63cf48e..d23d211 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1231,6 +1231,7 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
struct amdgpu_irq_src *irq_src, unsigned irq_type,
enum amdgpu_ring_type ring_type);
void amdgpu_ring_fini(struct amdgpu_ring *ring);
+struct amdgpu_ring *amdgpu_ring_from_fence(struct fence *f);
/*
* CS.
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index b2df348..78e9b0f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -436,6 +436,30 @@ void amdgpu_ring_fini(struct amdgpu_ring *ring)
}
}
+/**
+ * amdgpu_ring_from_fence - get ring from fence
+ *
+ * @f: fence structure
+ *
+ * Extract the ring a fence belongs to. Handles both scheduler as
+ * well as hardware fences.
+ */
+struct amdgpu_ring *amdgpu_ring_from_fence(struct fence *f)
+{
+ struct amdgpu_fence *a_fence;
+ struct amd_sched_fence *s_fence;
+
+ s_fence = to_amd_sched_fence(f);
+ if (s_fence)
+ return container_of(s_fence->sched, struct amdgpu_ring, sched);
+
+ a_fence = to_amdgpu_fence(f);
+ if (a_fence)
+ return a_fence->ring;
+
+ return NULL;
+}
+
/*
* Debugfs info
*/
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c
index 3f48759..0212b31 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c
@@ -139,25 +139,6 @@ int amdgpu_sa_bo_manager_suspend(struct amdgpu_device *adev,
return r;
}
-static uint32_t amdgpu_sa_get_ring_from_fence(struct fence *f)
-{
- struct amdgpu_fence *a_fence;
- struct amd_sched_fence *s_fence;
-
- s_fence = to_amd_sched_fence(f);
- if (s_fence) {
- struct amdgpu_ring *ring;
-
- ring = container_of(s_fence->sched, struct amdgpu_ring, sched);
- return ring->idx;
- }
-
- a_fence = to_amdgpu_fence(f);
- if (a_fence)
- return a_fence->ring->idx;
- return 0;
-}
-
static void amdgpu_sa_bo_remove_locked(struct amdgpu_sa_bo *sa_bo)
{
struct amdgpu_sa_manager *sa_manager = sa_bo->manager;
@@ -318,7 +299,7 @@ static bool amdgpu_sa_bo_next_hole(struct amdgpu_sa_manager *sa_manager,
}
if (best_bo) {
- uint32_t idx = amdgpu_sa_get_ring_from_fence(best_bo->fence);
+ uint32_t idx = amdgpu_ring_from_fence(best_bo->fence)->idx;
++tries[idx];
sa_manager->hole = best_bo->olist.prev;
@@ -412,7 +393,7 @@ void amdgpu_sa_bo_free(struct amdgpu_device *adev, struct amdgpu_sa_bo **sa_bo,
if (fence && !fence_is_signaled(fence)) {
uint32_t idx;
(*sa_bo)->fence = fence_get(fence);
- idx = amdgpu_sa_get_ring_from_fence(fence);
+ idx = amdgpu_ring_from_fence(fence)->idx;
list_add_tail(&(*sa_bo)->flist, &sa_manager->flist[idx]);
} else {
amdgpu_sa_bo_remove_locked(*sa_bo);
--
1.9.1
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