From: Christian König <christian.koenig@xxxxxxx>
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/radeon/radeon_trace.h | 18 ++++++++++++++++++
drivers/gpu/drm/radeon/radeon_vm.c | 1 +
2 files changed, 19 insertions(+)
diff --git a/drivers/gpu/drm/radeon/radeon_trace.h b/drivers/gpu/drm/radeon/radeon_trace.h
index f749f2c..cd781f3 100644
--- a/drivers/gpu/drm/radeon/radeon_trace.h
+++ b/drivers/gpu/drm/radeon/radeon_trace.h
@@ -104,6 +104,24 @@ TRACE_EVENT(radeon_vm_set_page,
__entry->flags, __entry->count)
);
+TRACE_EVENT(radeon_vm_flush,
+ TP_PROTO(uint64_t pd_addr, unsigned ring, unsigned id),
+ TP_ARGS(pd_addr, ring, id),
+ TP_STRUCT__entry(
+ __field(u64, pd_addr)
+ __field(u32, ring)
+ __field(u32, id)
+ ),
+
+ TP_fast_assign(
+ __entry->pd_addr = pd_addr;
+ __entry->ring = ring;
+ __entry->id = id;
+ ),
+ TP_printk("pd_addr=%010Lx, ring=%u, id=%u",
+ __entry->pd_addr, __entry->ring, __entry->id)
+);
+
DECLARE_EVENT_CLASS(radeon_fence_request,
TP_PROTO(struct drm_device *dev, int ring, u32 seqno),
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index 4b7a080..d488a87 100644
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -240,6 +240,7 @@ void radeon_vm_flush(struct radeon_device *rdev,
/* if we can't remember our last VM flush then flush now! */
/* XXX figure out why we have to flush all the time */
if (!vm->last_flush || true || pd_addr != vm->pd_gpu_addr) {
+ trace_radeon_vm_flush(pd_addr, ring, vm->id);
vm->pd_gpu_addr = pd_addr;
radeon_ring_vm_flush(rdev, ring, vm);
}
--
1.9.1
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