diff options
Diffstat (limited to 'firmware/target/hosted/fiio/power-fiio.c')
-rw-r--r-- | firmware/target/hosted/fiio/power-fiio.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/firmware/target/hosted/fiio/power-fiio.c b/firmware/target/hosted/fiio/power-fiio.c new file mode 100644 index 0000000000..a2b19ce550 --- /dev/null +++ b/firmware/target/hosted/fiio/power-fiio.c | |||
@@ -0,0 +1,78 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * | ||
9 | * Copyright (C) 2017 by Marcin Bukat | ||
10 | * | ||
11 | * This program is free software; you can redistribute it and/or | ||
12 | * modify it under the terms of the GNU General Public License | ||
13 | * as published by the Free Software Foundation; either version 2 | ||
14 | * of the License, or (at your option) any later version. | ||
15 | * | ||
16 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
17 | * KIND, either express or implied. | ||
18 | * | ||
19 | ****************************************************************************/ | ||
20 | #include <sys/types.h> | ||
21 | #include <fcntl.h> | ||
22 | #include <string.h> | ||
23 | #include <unistd.h> | ||
24 | #include <stdio.h> | ||
25 | |||
26 | #include "system.h" | ||
27 | #include "power.h" | ||
28 | #include "panic.h" | ||
29 | #include "sysfs.h" | ||
30 | #include "usb.h" | ||
31 | |||
32 | #include "power-fiio.h" | ||
33 | |||
34 | const char * const sysfs_bat_voltage = | ||
35 | "/sys/class/power_supply/battery/voltage_now"; | ||
36 | |||
37 | const char * const sysfs_bat_capacity = | ||
38 | "/sys/class/power_supply/battery/capacity"; | ||
39 | |||
40 | const char * const sysfs_bat_status = | ||
41 | "/sys/class/power_supply/battery/status"; | ||
42 | |||
43 | const char * const sysfs_pow_supply = | ||
44 | "/sys/class/power_supply/ac/online"; | ||
45 | |||
46 | unsigned int fiio_power_input_status(void) | ||
47 | { | ||
48 | int present = 0; | ||
49 | sysfs_get_int(sysfs_pow_supply, &present); | ||
50 | |||
51 | usb_enable(present ? true : false); | ||
52 | |||
53 | return present ? POWER_INPUT_USB_CHARGER : POWER_INPUT_NONE; | ||
54 | } | ||
55 | |||
56 | bool fiio_power_charging_status(void) | ||
57 | { | ||
58 | char buf[12] = {0}; | ||
59 | sysfs_get_string(sysfs_bat_status, buf, sizeof(buf)); | ||
60 | |||
61 | return (strncmp(buf, "Charging", 8) == 0); | ||
62 | } | ||
63 | |||
64 | unsigned int fiio_power_get_battery_voltage(void) | ||
65 | { | ||
66 | int battery_voltage; | ||
67 | sysfs_get_int(sysfs_bat_voltage, &battery_voltage); | ||
68 | |||
69 | return battery_voltage; | ||
70 | } | ||
71 | |||
72 | unsigned int fiio_power_get_battery_capacity(void) | ||
73 | { | ||
74 | int battery_capacity; | ||
75 | sysfs_get_int(sysfs_bat_capacity, &battery_capacity); | ||
76 | |||
77 | return battery_capacity * 20; | ||
78 | } | ||