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authorMatthew Brost <matthew.brost@intel.com>2025-11-26 10:59:49 -0800
committerMatthew Brost <matthew.brost@intel.com>2025-12-01 10:03:16 -0800
commitc87f586e55364d8ca8dae38d5d00f8dd267ca8bc (patch)
treee81aadadedbdccf45e8433b8887694346ae8b822 /drivers/gpu/drm/xe
parent066a1ddd8559fa494bf5137a1ef00c8761fcacf8 (diff)
drm/xe: Add VM.uapi_flags to VM snapshot capture
Add VM.uapi_flags to VM snapshot capture VM snapshot capture. This is useful information for debug and will help build a robust GPU hang replay tool. The current format is: VM.uapi_flags: 0x%x Cc: José Roberto de Souza <jose.souza@intel.com> Signed-off-by: Matthew Brost <matthew.brost@intel.com> Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com> Link: https://patch.msgid.link/20251126185952.546277-7-matthew.brost@intel.com
Diffstat (limited to 'drivers/gpu/drm/xe')
-rw-r--r--drivers/gpu/drm/xe/xe_vm.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c
index 8bf3f9d3d644..00ffd3f03983 100644
--- a/drivers/gpu/drm/xe/xe_vm.c
+++ b/drivers/gpu/drm/xe/xe_vm.c
@@ -4043,6 +4043,7 @@ int xe_vm_validate_protected(struct xe_vm *vm)
}
struct xe_vm_snapshot {
+ int uapi_flags;
unsigned long num_snaps;
struct {
u64 ofs, bo_ofs;
@@ -4082,6 +4083,13 @@ struct xe_vm_snapshot *xe_vm_snapshot_capture(struct xe_vm *vm)
goto out_unlock;
}
+ if (vm->flags & XE_VM_FLAG_FAULT_MODE)
+ snap->uapi_flags |= DRM_XE_VM_CREATE_FLAG_FAULT_MODE;
+ if (vm->flags & XE_VM_FLAG_LR_MODE)
+ snap->uapi_flags |= DRM_XE_VM_CREATE_FLAG_LR_MODE;
+ if (vm->flags & XE_VM_FLAG_SCRATCH_PAGE)
+ snap->uapi_flags |= DRM_XE_VM_CREATE_FLAG_SCRATCH_PAGE;
+
snap->num_snaps = num_snaps;
i = 0;
drm_gpuvm_for_each_va(gpuva, &vm->gpuvm) {
@@ -4196,6 +4204,7 @@ void xe_vm_snapshot_print(struct xe_vm_snapshot *snap, struct drm_printer *p)
return;
}
+ drm_printf(p, "VM.uapi_flags: 0x%x\n", snap->uapi_flags);
for (i = 0; i < snap->num_snaps; i++) {
drm_printf(p, "[%llx].length: 0x%lx\n", snap->snap[i].ofs, snap->snap[i].len);