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drm/amdgpu:implement new GPU recover(v3)

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1,new imple names amdgpu_gpu_recover which gives more hint
on what it does compared with gpu_reset

2,gpu_recover unify bare-metal and SR-IOV, only the asic reset
part is implemented differently

3,gpu_recover will increase hang job karma and mark its entity/context
as guilty if exceeds limit

V2:

4,in scheduler main routine the job from guilty context  will be immedialy
fake signaled after it poped from queue and its fence be set with
"-ECANCELED" error

5,in scheduler recovery routine all jobs from the guilty entity would be
dropped

6,in run_job() routine the real IB submission would be skipped if @skip parameter
equales true or there was VRAM lost occured.

V3:

7,replace deprecated gpu reset, use new gpu recover

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu
2017-10-25 16:37:02 +08:00
committed by Alex Deucher
parent 48f05f2955
commit 5740682e66
8 changed files with 181 additions and 199 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -178,6 +178,10 @@ extern int amdgpu_cik_support;
#define CIK_CURSOR_WIDTH 128
#define CIK_CURSOR_HEIGHT 128
/* GPU RESET flags */
#define AMDGPU_RESET_INFO_VRAM_LOST (1 << 0)
#define AMDGPU_RESET_INFO_FULLRESET (1 << 1)
struct amdgpu_device;
struct amdgpu_ib;
struct amdgpu_cs_parser;
@@ -1833,7 +1837,7 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
#define amdgpu_psp_check_fw_loading_status(adev, i) (adev)->firmware.funcs->check_fw_loading_status((adev), (i))
/* Common functions */
int amdgpu_gpu_reset(struct amdgpu_device *adev);
int amdgpu_gpu_recover(struct amdgpu_device *adev, struct amdgpu_job* job);
bool amdgpu_need_backup(struct amdgpu_device *adev);
void amdgpu_pci_config_reset(struct amdgpu_device *adev);
bool amdgpu_need_post(struct amdgpu_device *adev);