[PATCH 1/2] drm/radeon: add VMID allocation trace point

[Christian König]

From: Christian König <christian.koenig at amd.com>

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/radeon/radeon_gart.c  |  2 ++
 drivers/gpu/drm/radeon/radeon_trace.h | 15 +++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c
index 3044e50..aa8f778 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -29,6 +29,7 @@
 #include <drm/radeon_drm.h>
 #include "radeon.h"
 #include "radeon_reg.h"
+#include "radeon_trace.h"
 
 /*
  * GART
@@ -737,6 +738,7 @@ struct radeon_fence *radeon_vm_grab_id(struct radeon_device *rdev,
 	for (i = 0; i < 2; ++i) {
 		if (choices[i]) {
 			vm->id = choices[i];
+			trace_radeon_vm_grab_id(vm->id, ring);
 			return rdev->vm_manager.active[choices[i]];
 		}
 	}
diff --git a/drivers/gpu/drm/radeon/radeon_trace.h b/drivers/gpu/drm/radeon/radeon_trace.h
index 9f0e181..8c13aec 100644
--- a/drivers/gpu/drm/radeon/radeon_trace.h
+++ b/drivers/gpu/drm/radeon/radeon_trace.h
@@ -47,6 +47,21 @@ TRACE_EVENT(radeon_cs,
 		      __entry->fences)
 );
 
+TRACE_EVENT(radeon_vm_grab_id,
+	    TP_PROTO(unsigned vmid, int ring),
+	    TP_ARGS(vmid, ring),
+	    TP_STRUCT__entry(
+			     __field(u32, vmid)
+			     __field(u32, ring)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->vmid = vmid;
+			   __entry->ring = ring;
+			   ),
+	    TP_printk("vmid=%u, ring=%u", __entry->vmid, __entry->ring)
+);
+
 TRACE_EVENT(radeon_vm_set_page,
 	    TP_PROTO(uint64_t pe, uint64_t addr, unsigned count,
 		     uint32_t incr, uint32_t flags),
-- 
1.8.1.2