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Commit 80658840 authored by Adrian Salido's avatar Adrian Salido Committed by Gerrit - the friendly Code Review server
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drm/msm: allow sde_atrace to show up on different process 



Currently trace always shows up on same process as caller, add
an additional function to allow attaching trace to any process.

Change-Id: I8fc124f9d1cfae28d1868a9a3067d0e92eda934e
Signed-off-by: default avatarAdrian Salido <salidoa@google.com>
Signed-off-by: default avatarChristopher Braga <cbraga@codeaurora.org>
parent 7567a0b4

drivers/gpu/drm/msm/sde/sde_trace.h

+10 −10
Original line number Diff line number Diff line 
/* Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.

/* Copyright (c) 2014-2019, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -145,8 +145,9 @@ TRACE_EVENT(sde_encoder_underrun, 
);



TRACE_EVENT(tracing_mark_write,

	TP_PROTO(char trace_type, int pid, const char *name, int value),

	TP_ARGS(trace_type, pid, name, value),

	TP_PROTO(char trace_type, const struct task_struct *task,

		 const char *name, int value),

	TP_ARGS(trace_type, task, name, value),

	TP_STRUCT__entry(

			__field(char, trace_type)

			__field(int, pid)
@@ -155,7 +156,7 @@ TRACE_EVENT(tracing_mark_write, 
	),

	TP_fast_assign(

			__entry->trace_type = trace_type;

			__entry->pid = pid;

			__entry->pid = task ? task->tgid : 0;

			__assign_str(trace_name, name);

			__entry->value = value;

	),
@@ -304,14 +305,13 @@ TRACE_EVENT(sde_perf_calc_crtc, 
			__entry->core_clk_rate)

);



#define SDE_ATRACE_END(name) \

		trace_tracing_mark_write('E', current->tgid, name, 0)

#define SDE_ATRACE_BEGIN(name) \

		trace_tracing_mark_write('B', current->tgid, name, 0)

#define sde_atrace trace_tracing_mark_write



#define SDE_ATRACE_END(name) sde_atrace('E', current, name, 0)

#define SDE_ATRACE_BEGIN(name) sde_atrace('B', current, name, 0)

#define SDE_ATRACE_FUNC() SDE_ATRACE_BEGIN(__func__)



#define SDE_ATRACE_INT(name, value) \

		trace_tracing_mark_write('C', current->tgid, name, value)

#define SDE_ATRACE_INT(name, value) sde_atrace('C', current, name, value)



#endif /* _SDE_TRACE_H_ */