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drm/amdgpu: keep copy of VRAM lost counter in job 

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>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2017-10-09 15:04:41 +02:00 committed by Alex Deucher
parent 396bcb41e0
commit 14e47f93c5
3 changed files with 10 additions and 6 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -1125,6 +1125,7 @@ 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;

2
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
View File

@ -172,6 +172,8 @@ 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);

13
drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
View File

@ -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);
}