Yeah thought so, cause that would break immediately and won't work at all.
It must be something like a merge or rebase artifact.
What's the best way to fix that up? In other words how should it look like?
Christian.
Am 18.06.19 um 10:32 schrieb Xiao, Jack:
> In original patch, there is no deletion on job->preamble_status.
>
> Regards,
> Jack
>
> -----Original Message-----
> From: Christian König <ckoenig.leichtzumerken@xxxxxxxxx>
> Sent: Tuesday, June 18, 2019 4:04 PM
> To: Alex Deucher <alexdeucher@xxxxxxxxx>; amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Xiao, Jack <Jack.Xiao@xxxxxxx>; Zhang, Hawking <Hawking.Zhang@xxxxxxx>
> Subject: Re: [PATCH 092/459] drm/amdgpu: add ib preemption status in amdgpu_job
>
> Am 17.06.19 um 21:10 schrieb Alex Deucher:
>> From: Jack Xiao <Jack.Xiao@xxxxxxx>
>>
>> Add ib preemption status in amdgpu_job, so that ring level function
>> can detect preemption and program for resuming it.
>>
>> Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
>> Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
>> Signed-off-by: Jack Xiao <Jack.Xiao@xxxxxxx>
>> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
>> ---
>> drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 2 +-
>> drivers/gpu/drm/amd/amdgpu/amdgpu_job.h | 3 +++
>> 2 files changed, 4 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
>> b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
>> index e15531bfcd47..90cc0841b564 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
>> @@ -208,7 +208,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring,
>> unsigned num_ibs,
>>
>> skip_preamble = ring->current_ctx == fence_ctx;
>> if (job && ring->funcs->emit_cntxcntl) {
>> - status |= job->preamble_status;
>> + status |= job->preemption_status;
> That actually looks completely incorrect to me since it breaks the old status handling.
>
> Christian.
>
>> amdgpu_ring_emit_cntxcntl(ring, status);
>> }
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
>> b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
>> index e1b46a6703de..51e62504c279 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
>> @@ -29,6 +29,8 @@
>> #define AMDGPU_PREAMBLE_IB_PRESENT_FIRST (1 << 1)
>> /* bit set means context switch occured */
>> #define AMDGPU_HAVE_CTX_SWITCH (1 << 2)
>> +/* bit set means IB is preempted */
>> +#define AMDGPU_IB_PREEMPTED (1 << 3)
>>
>> #define to_amdgpu_job(sched_job) \
>> container_of((sched_job), struct amdgpu_job, base) @@ -45,6 +47,7
>> @@ struct amdgpu_job {
>> struct amdgpu_ib *ibs;
>> struct dma_fence *fence; /* the hw fence */
>> uint32_t preamble_status;
>> + uint32_t preemption_status;
>> uint32_t num_ibs;
>> void *owner;
>> bool vm_needs_flush;
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