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drm/amdgpu: improve sa_bo->fence by kernel fence

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Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
This commit is contained in:
Chunming Zhou
2015-08-19 16:41:19 +08:00
committed by Alex Deucher
parent 1aa4051b7f
commit 4ce9891ee1
8 changed files with 58 additions and 34 deletions
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50
drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c
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@@ -139,6 +139,20 @@ 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)
return s_fence->entity->scheduler->ring_id;
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;
@@ -147,7 +161,7 @@ static void amdgpu_sa_bo_remove_locked(struct amdgpu_sa_bo *sa_bo)
}
list_del_init(&sa_bo->olist);
list_del_init(&sa_bo->flist);
amdgpu_fence_unref(&sa_bo->fence);
fence_put(sa_bo->fence);
kfree(sa_bo);
}
@@ -161,7 +175,7 @@ static void amdgpu_sa_bo_try_free(struct amdgpu_sa_manager *sa_manager)
sa_bo = list_entry(sa_manager->hole->next, struct amdgpu_sa_bo, olist);
list_for_each_entry_safe_from(sa_bo, tmp, &sa_manager->olist, olist) {
if (sa_bo->fence == NULL ||
!fence_is_signaled(&sa_bo->fence->base)) {
!fence_is_signaled(sa_bo->fence)) {
return;
}
amdgpu_sa_bo_remove_locked(sa_bo);
@@ -246,7 +260,7 @@ static bool amdgpu_sa_event(struct amdgpu_sa_manager *sa_manager,
}
static bool amdgpu_sa_bo_next_hole(struct amdgpu_sa_manager *sa_manager,
struct amdgpu_fence **fences,
struct fence **fences,
unsigned *tries)
{
struct amdgpu_sa_bo *best_bo = NULL;
@@ -275,7 +289,7 @@ static bool amdgpu_sa_bo_next_hole(struct amdgpu_sa_manager *sa_manager,
sa_bo = list_first_entry(&sa_manager->flist[i],
struct amdgpu_sa_bo, flist);
if (!fence_is_signaled(&sa_bo->fence->base)) {
if (!fence_is_signaled(sa_bo->fence)) {
fences[i] = sa_bo->fence;
continue;
}
@@ -299,7 +313,8 @@ static bool amdgpu_sa_bo_next_hole(struct amdgpu_sa_manager *sa_manager,
}
if (best_bo) {
++tries[best_bo->fence->ring->idx];
uint32_t idx = amdgpu_sa_get_ring_from_fence(best_bo->fence);
++tries[idx];
sa_manager->hole = best_bo->olist.prev;
/* we knew that this one is signaled,
@@ -315,7 +330,7 @@ int amdgpu_sa_bo_new(struct amdgpu_device *adev,
struct amdgpu_sa_bo **sa_bo,
unsigned size, unsigned align)
{
struct amdgpu_fence *fences[AMDGPU_MAX_RINGS];
struct fence *fences[AMDGPU_MAX_RINGS];
unsigned tries[AMDGPU_MAX_RINGS];
int i, r;
signed long t;
@@ -373,7 +388,7 @@ int amdgpu_sa_bo_new(struct amdgpu_device *adev,
}
void amdgpu_sa_bo_free(struct amdgpu_device *adev, struct amdgpu_sa_bo **sa_bo,
struct amdgpu_fence *fence)
struct fence *fence)
{
struct amdgpu_sa_manager *sa_manager;
@@ -383,10 +398,11 @@ void amdgpu_sa_bo_free(struct amdgpu_device *adev, struct amdgpu_sa_bo **sa_bo,
sa_manager = (*sa_bo)->manager;
spin_lock(&sa_manager->wq.lock);
if (fence && !fence_is_signaled(&fence->base)) {
(*sa_bo)->fence = amdgpu_fence_ref(fence);
list_add_tail(&(*sa_bo)->flist,
&sa_manager->flist[fence->ring->idx]);
if (fence && !fence_is_signaled(fence)) {
uint32_t idx;
(*sa_bo)->fence = fence_get(fence);
idx = amdgpu_sa_get_ring_from_fence(fence);
list_add_tail(&(*sa_bo)->flist, &sa_manager->flist[idx]);
} else {
amdgpu_sa_bo_remove_locked(*sa_bo);
}
@@ -413,8 +429,16 @@ void amdgpu_sa_bo_dump_debug_info(struct amdgpu_sa_manager *sa_manager,
seq_printf(m, "[0x%010llx 0x%010llx] size %8lld",
soffset, eoffset, eoffset - soffset);
if (i->fence) {
seq_printf(m, " protected by 0x%016llx on ring %d",
i->fence->seq, i->fence->ring->idx);
struct amdgpu_fence *a_fence = to_amdgpu_fence(i->fence);
struct amd_sched_fence *s_fence = to_amd_sched_fence(i->fence);
if (a_fence)
seq_printf(m, " protected by 0x%016llx on ring %d",
a_fence->seq, a_fence->ring->idx);
if (s_fence)
seq_printf(m, " protected by 0x%016llx on ring %d",
s_fence->v_seq,
s_fence->entity->scheduler->ring_id);
}
seq_printf(m, "\n");
}