Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(232)

Side by Side Diff: chrome/browser/chromeos/power/cpu_data_collector.h

Issue 1547093002: Switch to standard integer types in chrome/browser/chromeos/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 12 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CHROME_BROWSER_CHROMEOS_POWER_CPU_DATA_COLLECTOR_H_ 5 #ifndef CHROME_BROWSER_CHROMEOS_POWER_CPU_DATA_COLLECTOR_H_
6 #define CHROME_BROWSER_CHROMEOS_POWER_CPU_DATA_COLLECTOR_H_ 6 #define CHROME_BROWSER_CHROMEOS_POWER_CPU_DATA_COLLECTOR_H_
7 7
8 #include <stdint.h>
9
8 #include <deque> 10 #include <deque>
9 #include <map> 11 #include <map>
10 #include <string> 12 #include <string>
11 #include <vector> 13 #include <vector>
12 14
13 #include "base/basictypes.h" 15 #include "base/macros.h"
14 #include "base/memory/weak_ptr.h" 16 #include "base/memory/weak_ptr.h"
15 #include "base/time/time.h" 17 #include "base/time/time.h"
16 #include "base/timer/timer.h" 18 #include "base/timer/timer.h"
17 19
18 namespace chromeos { 20 namespace chromeos {
19 21
20 // A class to sample CPU idle state occupancy and freq state occupancy. 22 // A class to sample CPU idle state occupancy and freq state occupancy.
21 // Collects raw data from sysfs and does not convert it to percentage 23 // Collects raw data from sysfs and does not convert it to percentage
22 // occupancy. As CPUs can be offline at times, or the system can be suspended at 24 // occupancy. As CPUs can be offline at times, or the system can be suspended at
23 // other times, it is best for the consumer of this data to calculate percentage 25 // other times, it is best for the consumer of this data to calculate percentage
24 // occupancy information using suspend time data from 26 // occupancy information using suspend time data from
25 // PowerDataCollector::system_resumed_data. 27 // PowerDataCollector::system_resumed_data.
26 class CpuDataCollector { 28 class CpuDataCollector {
27 public: 29 public:
28 struct StateOccupancySample { 30 struct StateOccupancySample {
29 StateOccupancySample(); 31 StateOccupancySample();
30 ~StateOccupancySample(); 32 ~StateOccupancySample();
31 33
32 // The time when the data was sampled. 34 // The time when the data was sampled.
33 base::Time time; 35 base::Time time;
34 36
35 // Indicates whether the CPU is online. 37 // Indicates whether the CPU is online.
36 bool cpu_online; 38 bool cpu_online;
37 39
38 // A mapping from a CPU state to time spent in that state in milliseconds. 40 // A mapping from a CPU state to time spent in that state in milliseconds.
39 // For idle state samples, the name of the state at index i in this vector 41 // For idle state samples, the name of the state at index i in this vector
40 // is the name at index i in the vector returned by cpu_idle_state_names(). 42 // is the name at index i in the vector returned by cpu_idle_state_names().
41 // Similarly, for freq state occupancy, similar information is in the vector 43 // Similarly, for freq state occupancy, similar information is in the vector
42 // returned by cpu_freq_state_names(). 44 // returned by cpu_freq_state_names().
43 std::vector<int64> time_in_state; 45 std::vector<int64_t> time_in_state;
44 }; 46 };
45 47
46 typedef std::deque<StateOccupancySample> StateOccupancySampleDeque; 48 typedef std::deque<StateOccupancySample> StateOccupancySampleDeque;
47 49
48 const std::vector<std::string>& cpu_idle_state_names() const { 50 const std::vector<std::string>& cpu_idle_state_names() const {
49 return cpu_idle_state_names_; 51 return cpu_idle_state_names_;
50 } 52 }
51 53
52 const std::vector<StateOccupancySampleDeque>& cpu_idle_state_data() const { 54 const std::vector<StateOccupancySampleDeque>& cpu_idle_state_data() const {
53 return cpu_idle_state_data_; 55 return cpu_idle_state_data_;
(...skipping 50 matching lines...) Expand 10 before | Expand all | Expand 10 after
104 // hence should be read/written to only from the blocking pool. 106 // hence should be read/written to only from the blocking pool.
105 int cpu_count_; 107 int cpu_count_;
106 108
107 base::WeakPtrFactory<CpuDataCollector> weak_ptr_factory_; 109 base::WeakPtrFactory<CpuDataCollector> weak_ptr_factory_;
108 DISALLOW_COPY_AND_ASSIGN(CpuDataCollector); 110 DISALLOW_COPY_AND_ASSIGN(CpuDataCollector);
109 }; 111 };
110 112
111 } // namespace chromeos 113 } // namespace chromeos
112 114
113 #endif // CHROME_BROWSER_CHROMEOS_POWER_CPU_DATA_COLLECTOR_H_ 115 #endif // CHROME_BROWSER_CHROMEOS_POWER_CPU_DATA_COLLECTOR_H_
OLDNEW
« no previous file with comments | « chrome/browser/chromeos/policy/wildcard_login_checker.h ('k') | chrome/browser/chromeos/power/cpu_data_collector.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698