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1--
2-- Copyright 2020 The Android Open Source Project
3--
4-- Licensed under the Apache License, Version 2.0 (the 'License');
5-- you may not use this file except in compliance with the License.
6-- You may obtain a copy of the License at
7--
8--     https://www.apache.org/licenses/LICENSE-2.0
9--
10-- Unless required by applicable law or agreed to in writing, software
11-- distributed under the License is distributed on an 'AS IS' BASIS,
12-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13-- See the License for the specific language governing permissions and
14-- limitations under the License.
15--
16
17-- This is a templated metric that takes 3 parameters:
18-- input: name of a table/view which must have columns: id, ts, dur and a
19--   "category" column
20-- output: name of the view that will be created
21-- category: name of the category column in the input table, which will be
22--   preserved in the output
23
24SELECT RUN_METRIC('chrome/chrome_processes.sql');
25SELECT RUN_METRIC('android/android_proxy_power.sql');
26
27-- View containing estimated power slices broken down by cpu.
28DROP VIEW IF EXISTS power_per_chrome_thread;
29CREATE VIEW power_per_chrome_thread AS
30SELECT ts,
31  dur,
32  cpu,
33  power_per_thread.utid,
34  end_state,
35  priority,
36  power_ma,
37  power_per_thread.type,
38  name AS thread_name,
39  upid,
40  is_main_thread
41FROM power_per_thread
42  JOIN chrome_thread
43WHERE power_per_thread.utid = chrome_thread.utid;
44
45DROP TABLE IF EXISTS {{input}}_power;
46CREATE VIRTUAL TABLE {{input}}_power USING SPAN_JOIN(
47  {{input}},
48  power_per_chrome_thread PARTITIONED utid
49);
50
51-- Estimated power usage for chrome across the categroy slices contained in
52-- input.
53DROP VIEW IF EXISTS {{output}};
54CREATE VIEW {{output}} AS
55SELECT id,
56  ts,
57  dur,
58  {{category}},
59  mas,
60  mas / dur * 1e9 AS ma
61FROM (
62    SELECT s.id,
63      s.ts,
64      s.dur,
65      s.{{category}},
66      SUM(r.power_ma * r.dur) / 1e9 AS mas
67    FROM {{input}}_power r
68      JOIN {{input}} s
69    WHERE r.id == s.id
70    GROUP BY s.id
71  );
72