drm/xe: Add debug prints for skipping rebinds

Will help debug issues with VM binds.

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240221032743.3698849-1-matthew.brost@intel.com

diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c
index 5c1276d..394f516 100644 (file)
--- a/drivers/gpu/drm/xe/xe_vm.c
+++ b/drivers/gpu/drm/xe/xe_vm.c
@@ -2301,6 +2301,7 @@ static int vm_bind_ioctl_ops_parse(struct xe_vm *vm, struct xe_exec_queue *q,
                                   struct xe_sync_entry *syncs, u32 num_syncs,
                                   struct list_head *ops_list, bool last)
 {
+       struct xe_device *xe = vm->xe;
        struct xe_vma_op *last_op = NULL;
        struct drm_gpuva_op *__op;
        int err = 0;
@@ -2381,6 +2382,9 @@ static int vm_bind_ioctl_ops_parse(struct xe_vm *vm, struct xe_exec_queue *q,
                                                xe_vma_end(vma) -
                                                xe_vma_start(old);
                                        op->remap.start = xe_vma_end(vma);
+                                       vm_dbg(&xe->drm, "REMAP:SKIP_PREV: addr=0x%016llx, range=0x%016llx",
+                                              (ULL)op->remap.start,
+                                              (ULL)op->remap.range);
                                }
                        }
 
@@ -2414,6 +2418,9 @@ static int vm_bind_ioctl_ops_parse(struct xe_vm *vm, struct xe_exec_queue *q,
                                        op->remap.range -=
                                                xe_vma_end(old) -
                                                xe_vma_start(vma);
+                                       vm_dbg(&xe->drm, "REMAP:SKIP_NEXT: addr=0x%016llx, range=0x%016llx",
+                                              (ULL)op->remap.start,
+                                              (ULL)op->remap.range);
                                }
                        }
                        break;