Add function to trace svm range migration, either
from vram to sram, or sram to vram
Signed-off-by: Oak Zeng <oak.zeng@xxxxxxxxx>
Cc: Niranjana Vishwanathapura <niranjana.vishwanathapura@xxxxxxxxx>
Cc: Matthew Brost <matthew.brost@xxxxxxxxx>
Cc: Thomas Hellström <thomas.hellstrom@xxxxxxxxx>
Cc: Brian Welty <brian.welty@xxxxxxxxx>
---
drivers/gpu/drm/xe/xe_svm_migrate.c | 1 +
drivers/gpu/drm/xe/xe_trace.h | 30 +++++++++++++++++++++++++++++
2 files changed, 31 insertions(+)
diff --git a/drivers/gpu/drm/xe/xe_svm_migrate.c b/drivers/gpu/drm/xe/xe_svm_migrate.c
index 3be26da33aa3..b4df411e04f3 100644
--- a/drivers/gpu/drm/xe/xe_svm_migrate.c
+++ b/drivers/gpu/drm/xe/xe_svm_migrate.c
@@ -201,6 +201,7 @@ vm_fault_t xe_devm_migrate_to_ram(struct vm_fault *vmf)
if (!migrate_vma.cpages)
goto free_buf;
+ trace_xe_svm_migrate_vram_to_sram(range);
for (i = 0; i < npages; i++) {
ret = migrate_page_vram_to_ram(vma, addr, migrate_vma.src[i],
migrate_vma.dst + i);
diff --git a/drivers/gpu/drm/xe/xe_trace.h b/drivers/gpu/drm/xe/xe_trace.h
index 50380f5173ca..960eec38aee5 100644
--- a/drivers/gpu/drm/xe/xe_trace.h
+++ b/drivers/gpu/drm/xe/xe_trace.h
@@ -21,6 +21,7 @@
#include "xe_guc_exec_queue_types.h"
#include "xe_sched_job.h"
#include "xe_vm.h"
+#include "xe_svm.h"
DECLARE_EVENT_CLASS(xe_gt_tlb_invalidation_fence,
TP_PROTO(struct xe_gt_tlb_invalidation_fence *fence),
@@ -601,6 +602,35 @@ DEFINE_EVENT_PRINT(xe_guc_ctb, xe_guc_ctb_g2h,
);
+DECLARE_EVENT_CLASS(xe_svm_migrate,
+ TP_PROTO(struct xe_svm_range *range),
+ TP_ARGS(range),
+
+ TP_STRUCT__entry(
+ __field(u64, start)
+ __field(u64, end)
+ ),
+
+ TP_fast_assign(
+ __entry->start = range->start;
+ __entry->end = range->end;
+ ),
+
+ TP_printk("Migrate svm range [0x%016llx,0x%016llx)", __entry->start,
+ __entry->end)
+);
+
+DEFINE_EVENT(xe_svm_migrate, xe_svm_migrate_vram_to_sram,
+ TP_PROTO(struct xe_svm_range *range),
+ TP_ARGS(range)
+);
+
+
+DEFINE_EVENT(xe_svm_migrate, xe_svm_migrate_sram_to_vram,
+ TP_PROTO(struct xe_svm_range *range),
+ TP_ARGS(range)
+);
+
DECLARE_EVENT_CLASS(xe_buddy_block,
TP_PROTO(struct drm_buddy_block *block, u64 size, u64 pfn),
TP_ARGS(block, size, pfn),
--
2.26.3
