evie/android_kernel_oneplus_msm8998
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clk: msm: clock-debug: Print VDD level in clock_state traces

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Add support for printing the voltage voting info to the
clock_state ftrace events.

CRs-Fixed: 1082843
Change-Id: I6ab3992958a659995b7d5020287fd6e47e28f2a4
Signed-off-by: Deepak Katragadda <dkatraga@codeaurora.org>
This commit is contained in:
Deepak Katragadda 2016-11-01 10:46:59 -07:00
parent 9a5e4de102
commit 5fa9ed4664
2 changed files with 14 additions and 6 deletions
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8
drivers/clk/msm/clock-debug.c
View file

@ -1,6 +1,6 @@
/* /*
* Copyright (C) 2007 Google, Inc. * Copyright (C) 2007 Google, Inc.
* Copyright (c) 2007-2014, The Linux Foundation. All rights reserved. * Copyright (c) 2007-2014, 2016, The Linux Foundation. All rights reserved.
* *
* This software is licensed under the terms of the GNU General Public * This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and * License version 2, as published by the Free Software Foundation, and
@ -355,8 +355,12 @@ static int trace_clocks_show(struct seq_file *m, void *unused)
return 1; return 1;
} }
list_for_each_entry(c, &clk_list, list) { list_for_each_entry(c, &clk_list, list) {
int vlevel = 0;
if (c->num_fmax)
vlevel = find_vdd_level(c, c->rate);
trace_clock_state(c->dbg_name, c->prepare_count, c->count, trace_clock_state(c->dbg_name, c->prepare_count, c->count,
c->rate); c->rate, vlevel);
total_cnt++; total_cnt++;
} }
mutex_unlock(&clk_list_lock); mutex_unlock(&clk_list_lock);

12
include/trace/events/power.h
View file

@ -369,15 +369,17 @@ TRACE_EVENT(clock_set_parent,
TRACE_EVENT(clock_state, TRACE_EVENT(clock_state,
TP_PROTO(const char *name, unsigned long prepare_count, TP_PROTO(const char *name, unsigned long prepare_count,
unsigned long count, unsigned long rate), unsigned long count, unsigned long rate,
unsigned int vdd_level),
TP_ARGS(name, prepare_count, count, rate), TP_ARGS(name, prepare_count, count, rate, vdd_level),
TP_STRUCT__entry( TP_STRUCT__entry(
__string(name, name) __string(name, name)
__field(unsigned long, prepare_count) __field(unsigned long, prepare_count)
__field(unsigned long, count) __field(unsigned long, count)
__field(unsigned long, rate) __field(unsigned long, rate)
__field(unsigned int, vdd_level)
), ),
TP_fast_assign( TP_fast_assign(
@ -385,10 +387,12 @@ TRACE_EVENT(clock_state,
__entry->prepare_count = prepare_count; __entry->prepare_count = prepare_count;
__entry->count = count; __entry->count = count;
__entry->rate = rate; __entry->rate = rate;
__entry->vdd_level = vdd_level;
), ),
TP_printk("%s\t[%lu:%lu]\t%lu", __get_str(name), __entry->prepare_count, TP_printk("%s\tprepare:enable cnt [%lu:%lu]\trate: vdd level [%lu:%u]",
__entry->count, __entry->rate) __get_str(name), __entry->prepare_count,
__entry->count, __entry->rate, __entry->vdd_level)
); );
/* /*