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
85
86
87
88
89
90
91
|
From 2d904ab0af12544a215f7f239e6fa34340935e4f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Mon, 9 Oct 2017 15:04:41 +0200
Subject: [PATCH 2003/4131] drm/amdgpu: keep copy of VRAM lost counter in job
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Instead of reading the current counter from fpriv.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 +
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 ++
drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 13 +++++++------
3 files changed, 10 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index da8003e..bb9a760 100755
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1152,6 +1152,7 @@ struct amdgpu_job {
uint32_t gds_base, gds_size;
uint32_t gws_base, gws_size;
uint32_t oa_base, oa_size;
+ uint32_t vram_lost_counter;
/* user fence handling */
uint64_t uf_addr;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index dbc64be..a9a700c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -178,6 +178,8 @@ static int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data)
if (ret)
goto free_all_kdata;
+ p->job->vram_lost_counter = fpriv->vram_lost_counter;
+
if (p->uf_entry.robj)
p->job->uf_addr = uf_offset;
kfree(chunk_array);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
index 83d1343..4f2b5ac 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
@@ -61,6 +61,7 @@ int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
(*job)->vm = vm;
(*job)->ibs = (void *)&(*job)[1];
(*job)->num_ibs = num_ibs;
+ (*job)->vram_lost_counter = atomic_read(&adev->vram_lost_counter);
amdgpu_sync_create(&(*job)->sync);
amdgpu_sync_create(&(*job)->dep_sync);
@@ -180,8 +181,8 @@ static struct dma_fence *amdgpu_job_dependency(struct amd_sched_job *sched_job)
static struct dma_fence *amdgpu_job_run(struct amd_sched_job *sched_job)
{
struct dma_fence *fence = NULL;
+ struct amdgpu_device *adev;
struct amdgpu_job *job;
- struct amdgpu_fpriv *fpriv = NULL;
int r;
if (!sched_job) {
@@ -189,17 +190,17 @@ static struct dma_fence *amdgpu_job_run(struct amd_sched_job *sched_job)
return NULL;
}
job = to_amdgpu_job(sched_job);
+ adev = job->adev;
BUG_ON(amdgpu_sync_peek_fence(&job->sync, NULL));
trace_amdgpu_sched_run_job(job);
- if (job->vm)
- fpriv = container_of(job->vm, struct amdgpu_fpriv, vm);
/* skip ib schedule when vram is lost */
- if (fpriv && amdgpu_kms_vram_lost(job->adev, fpriv))
+ if (job->vram_lost_counter != atomic_read(&adev->vram_lost_counter)) {
DRM_ERROR("Skip scheduling IBs!\n");
- else {
- r = amdgpu_ib_schedule(job->ring, job->num_ibs, job->ibs, job, &fence);
+ } else {
+ r = amdgpu_ib_schedule(job->ring, job->num_ibs, job->ibs, job,
+ &fence);
if (r)
DRM_ERROR("Error scheduling IBs (%d)\n", r);
}
--
2.7.4
|
