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drm/amdgpu: add option to stop on VM fault

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Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2015-09-28 12:31:26 +02:00
committed by Alex Deucher
parent ce0c6bcda6
commit d9c13156a6
4 changed files with 80 additions and 6 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -79,6 +79,7 @@ extern int amdgpu_bapm;
extern int amdgpu_deep_color;
extern int amdgpu_vm_size;
extern int amdgpu_vm_block_size;
extern int amdgpu_vm_fault_stop;
extern int amdgpu_enable_scheduler;
extern int amdgpu_sched_jobs;
extern int amdgpu_sched_hw_submission;
@@ -960,6 +961,11 @@ struct amdgpu_ring {
#define AMDGPU_PTE_FRAG_64KB (4 << 7)
#define AMDGPU_LOG2_PAGES_PER_FRAG 4
/* How to programm VM fault handling */
#define AMDGPU_VM_FAULT_STOP_NEVER 0
#define AMDGPU_VM_FAULT_STOP_FIRST 1
#define AMDGPU_VM_FAULT_STOP_ALWAYS 2
struct amdgpu_vm_pt {
struct amdgpu_bo *bo;
uint64_t addr;