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Commit bd80c8ba authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/radeon: add semaphore trace point 



Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 97b6ff6b

drivers/gpu/drm/radeon/radeon_semaphore.c

+5 −1
Original line number Diff line number Diff line
@@ -29,7 +29,7 @@ 
 */

#include <drm/drmP.h>

#include "radeon.h"



#include "radeon_trace.h"



int radeon_semaphore_create(struct radeon_device *rdev,

			    struct radeon_semaphore **semaphore)
@@ -56,6 +56,8 @@ int radeon_semaphore_create(struct radeon_device *rdev, 
void radeon_semaphore_emit_signal(struct radeon_device *rdev, int ring,

			          struct radeon_semaphore *semaphore)

{

	trace_radeon_semaphore_signale(ring, semaphore);



	--semaphore->waiters;

	radeon_semaphore_ring_emit(rdev, ring, &rdev->ring[ring], semaphore, false);

}
@@ -63,6 +65,8 @@ void radeon_semaphore_emit_signal(struct radeon_device *rdev, int ring, 
void radeon_semaphore_emit_wait(struct radeon_device *rdev, int ring,

			        struct radeon_semaphore *semaphore)

{

	trace_radeon_semaphore_wait(ring, semaphore);



	++semaphore->waiters;

	radeon_semaphore_ring_emit(rdev, ring, &rdev->ring[ring], semaphore, true);

}

drivers/gpu/drm/radeon/radeon_trace.h

+36 −0
Original line number Diff line number Diff line
@@ -111,6 +111,42 @@ DEFINE_EVENT(radeon_fence_request, radeon_fence_wait_end, 
	    TP_ARGS(dev, seqno)

);



DECLARE_EVENT_CLASS(radeon_semaphore_request,



	    TP_PROTO(int ring, struct radeon_semaphore *sem),



	    TP_ARGS(ring, sem),



	    TP_STRUCT__entry(

			     __field(int, ring)

			     __field(signed, waiters)

			     __field(uint64_t, gpu_addr)

			     ),



	    TP_fast_assign(

			   __entry->ring = ring;

			   __entry->waiters = sem->waiters;

			   __entry->gpu_addr = sem->gpu_addr;

			   ),



	    TP_printk("ring=%u, waiters=%d, addr=%010Lx", __entry->ring,

		      __entry->waiters, __entry->gpu_addr)

);



DEFINE_EVENT(radeon_semaphore_request, radeon_semaphore_signale,



	    TP_PROTO(int ring, struct radeon_semaphore *sem),



	    TP_ARGS(ring, sem)

);



DEFINE_EVENT(radeon_semaphore_request, radeon_semaphore_wait,



	    TP_PROTO(int ring, struct radeon_semaphore *sem),



	    TP_ARGS(ring, sem)

);



#endif



/* This part must be outside protection */