1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
From 0021405382735056cd8d951fc90abb37f5a1c446 Mon Sep 17 00:00:00 2001
From: Kent Russell <kent.russell@amd.com>
Date: Tue, 31 Jan 2017 06:48:42 -0500
Subject: [PATCH 1576/4131] drm/amdgpu: Remove unused clear_bo function
amdgpu_fill_buffer does this job and handles the split VRAM allocations,
so use that instead
Change-Id: Ida807c285e0357dfa2d7aba24dc46345a831a252
Signed-off-by: Kent Russell <kent.russell@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 56 ------------------------
1 file changed, 56 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 9895c8a..097d336 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -486,62 +486,6 @@ static int validate_pt_pd_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm)
return ret;
}
-/**
- * amdgpu_vm_clear_bo - initially clear the VRAM pages
- *
- * @adev: amdgpu_device pointer
- * @bo: bo to clear
- * @vm: requested vm
- * need to reserve bo first before calling it.
- */
-static int amdgpu_amdkfd_gpuvm_clear_bo(struct amdgpu_device *adev,
- struct amdgpu_vm *vm,
- struct amdgpu_bo *bo)
-{
- struct amdgpu_ring *ring;
- struct fence *fence = NULL;
- struct amdgpu_job *job;
- unsigned entries;
- uint64_t addr;
- int r;
-
- ring = container_of(vm->entity.sched, struct amdgpu_ring, sched);
-
- r = reservation_object_reserve_shared(bo->tbo.resv);
- if (r)
- return r;
-
- r = ttm_bo_validate(&bo->tbo, &bo->placement, true, false);
- if (r)
- goto error;
-
- addr = amdgpu_bo_gpu_offset(bo);
- entries = amdgpu_bo_size(bo);
-
- r = amdgpu_job_alloc_with_ib(adev, 64, &job);
- if (r)
- goto error;
-
- amdgpu_emit_fill_buffer(adev, &job->ibs[0], 0, addr, entries);
- amdgpu_ring_pad_ib(ring, &job->ibs[0]);
-
- WARN_ON(job->ibs[0].length_dw > 64);
- r = amdgpu_job_submit(job, ring, &vm->entity,
- AMDGPU_FENCE_OWNER_VM, &fence);
- if (r)
- goto error_free;
-
- amdgpu_bo_fence(bo, fence, true);
- fence_put(fence);
- return 0;
-
-error_free:
- amdgpu_job_free(job);
-
-error:
- return r;
-}
-
static void add_kgd_mem_to_kfd_bo_list(struct kgd_mem *mem,
struct amdkfd_vm *kfd_vm)
{
--
2.7.4
|
