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| author | shaoyunl <Shaoyun.Liu@amd.com> | 2018-07-11 22:32:50 -0400 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@gmail.com> | 2018-07-11 22:32:50 -0400 |
| commit | 2640c3facbd6e21e63c95f19588cc24913a263cd (patch) | |
| tree | 83f2a6b4c5dad57c915747af31466d6fdc759956 /drivers/gpu/drm/amd/amdkfd/cik_int.h | |
| parent | b97dfa27ef3ad3eddd2cb97a3b6a140d7037827a (diff) | |
| download | talos-op-linux-2640c3facbd6e21e63c95f19588cc24913a263cd.tar.gz talos-op-linux-2640c3facbd6e21e63c95f19588cc24913a263cd.zip | |
drm/amdkfd: Handle VM faults in KFD
1. Pre-GFX9 the amdgpu ISR saves the vm-fault status and address per
per-vmid. amdkfd needs to get the information from amdgpu through the
new get_vm_fault_info interface. On GFX9 and later, all the required
information is in the IH ring
2. amdkfd unmaps all queues from the faulting process and create new
run-list without the guilty process
3. amdkfd notifies the runtime of the vm fault trap via EVENT_TYPE_MEMORY
Signed-off-by: shaoyun liu <shaoyun.liu@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/cik_int.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/cik_int.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/cik_int.h b/drivers/gpu/drm/amd/amdkfd/cik_int.h index 109298b9d507..a2079a04a673 100644 --- a/drivers/gpu/drm/amd/amdkfd/cik_int.h +++ b/drivers/gpu/drm/amd/amdkfd/cik_int.h @@ -37,6 +37,8 @@ struct cik_ih_ring_entry { #define CIK_INTSRC_DEQUEUE_COMPLETE 0xC6 #define CIK_INTSRC_SDMA_TRAP 0xE0 #define CIK_INTSRC_SQ_INTERRUPT_MSG 0xEF +#define CIK_INTSRC_GFX_PAGE_INV_FAULT 0x92 +#define CIK_INTSRC_GFX_MEM_PROT_FAULT 0x93 #endif |
