diff options
Diffstat (limited to 'utils/nwztools/plattools')
-rw-r--r-- | utils/nwztools/plattools/nwz_lib.c | 26 | ||||
-rw-r--r-- | utils/nwztools/plattools/nwz_lib.h | 9 | ||||
-rw-r--r-- | utils/nwztools/plattools/test_bl.c | 111 |
3 files changed, 146 insertions, 0 deletions
diff --git a/utils/nwztools/plattools/nwz_lib.c b/utils/nwztools/plattools/nwz_lib.c index ec862e638b..6316217902 100644 --- a/utils/nwztools/plattools/nwz_lib.c +++ b/utils/nwztools/plattools/nwz_lib.c | |||
@@ -157,3 +157,29 @@ const char *nwz_key_get_name(int keycode) | |||
157 | else | 157 | else |
158 | return nwz_keyname[keycode]; | 158 | return nwz_keyname[keycode]; |
159 | } | 159 | } |
160 | |||
161 | int nwz_fb_open(bool lcd) | ||
162 | { | ||
163 | return open(lcd ? "/dev/fb/0" : "/dev/fb/1", O_RDWR); | ||
164 | } | ||
165 | |||
166 | void nwz_fb_close(int fd) | ||
167 | { | ||
168 | close(fd); | ||
169 | } | ||
170 | |||
171 | int nwz_fb_get_brightness(int fd, struct nwz_fb_brightness *bl) | ||
172 | { | ||
173 | if(ioctl(fd, NWZ_FB_GET_BRIGHTNESS, bl) < 0) | ||
174 | return -1; | ||
175 | else | ||
176 | return 1; | ||
177 | } | ||
178 | |||
179 | int nwz_fb_set_brightness(int fd, struct nwz_fb_brightness *bl) | ||
180 | { | ||
181 | if(ioctl(fd, NWZ_FB_SET_BRIGHTNESS, bl) < 0) | ||
182 | return -1; | ||
183 | else | ||
184 | return 1; | ||
185 | } | ||
diff --git a/utils/nwztools/plattools/nwz_lib.h b/utils/nwztools/plattools/nwz_lib.h index e9d885d87a..86f11ac346 100644 --- a/utils/nwztools/plattools/nwz_lib.h +++ b/utils/nwztools/plattools/nwz_lib.h | |||
@@ -31,6 +31,7 @@ | |||
31 | #include <fcntl.h> | 31 | #include <fcntl.h> |
32 | 32 | ||
33 | #include "nwz_keys.h" | 33 | #include "nwz_keys.h" |
34 | #include "nwz_fb.h" | ||
34 | 35 | ||
35 | /* run a program and exit with nonzero status in case of error | 36 | /* run a program and exit with nonzero status in case of error |
36 | * argument list must be NULL terminated */ | 37 | * argument list must be NULL terminated */ |
@@ -60,5 +61,13 @@ bool nwz_key_event_is_press(struct input_event *evt); | |||
60 | bool nwz_key_event_get_hold_status(struct input_event *evt); | 61 | bool nwz_key_event_get_hold_status(struct input_event *evt); |
61 | /* get keycode name */ | 62 | /* get keycode name */ |
62 | const char *nwz_key_get_name(int keycode); | 63 | const char *nwz_key_get_name(int keycode); |
64 | /* open framebuffer device */ | ||
65 | int nwz_fb_open(bool lcd); | ||
66 | /* close framebuffer device */ | ||
67 | void nwz_fb_close(int fb); | ||
68 | /* get backlight brightness (return -1 on error, 1 on success) */ | ||
69 | int nwz_fb_get_brightness(int fd, struct nwz_fb_brightness *bl); | ||
70 | /* set backlight brightness (return -1 on error, 1 on success) */ | ||
71 | int nwz_fb_set_brightness(int fd, struct nwz_fb_brightness *bl); | ||
63 | 72 | ||
64 | #endif /* _NWZLIB_H_ */ | 73 | #endif /* _NWZLIB_H_ */ |
diff --git a/utils/nwztools/plattools/test_bl.c b/utils/nwztools/plattools/test_bl.c new file mode 100644 index 0000000000..b70f81b957 --- /dev/null +++ b/utils/nwztools/plattools/test_bl.c | |||
@@ -0,0 +1,111 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2016 Amaury Pouly | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | #include "nwz_lib.h" | ||
22 | |||
23 | int main(int argc, char **argv) | ||
24 | { | ||
25 | /* clear screen and display welcome message */ | ||
26 | nwz_lcdmsg(true, 0, 0, "test_bl"); | ||
27 | nwz_lcdmsg(false, 0, 2, "UP/DOWN: level"); | ||
28 | nwz_lcdmsg(false, 0, 3, "LEFT/RIGHT: step"); | ||
29 | nwz_lcdmsg(false, 0, 4, "VOL UP/DOWN: period"); | ||
30 | nwz_lcdmsg(false, 0, 5, "PWR OFF: quit"); | ||
31 | /* open input and framebuffer device */ | ||
32 | int input_fd = nwz_key_open(); | ||
33 | if(input_fd < 0) | ||
34 | { | ||
35 | nwz_lcdmsg(false, 3, 7, "Cannot open input device"); | ||
36 | sleep(2); | ||
37 | return 1; | ||
38 | } | ||
39 | int fb_fd = nwz_fb_open(true); | ||
40 | if(fb_fd < 0) | ||
41 | { | ||
42 | nwz_lcdmsg(false, 3, 7, "Cannot open framebuffer device"); | ||
43 | sleep(2); | ||
44 | return 1; | ||
45 | } | ||
46 | /* display input state in a loop */ | ||
47 | while(1) | ||
48 | { | ||
49 | struct nwz_fb_brightness bl; | ||
50 | if(nwz_fb_get_brightness(fb_fd, &bl) == 1) | ||
51 | { | ||
52 | nwz_lcdmsgf(false, 1, 7, "level: %d ", bl.level); | ||
53 | nwz_lcdmsgf(false, 1, 8, "step: %d ", bl.step); | ||
54 | nwz_lcdmsgf(false, 1, 9, "period: %d ", bl.period); | ||
55 | } | ||
56 | /* wait for event */ | ||
57 | int ret = nwz_key_wait_event(input_fd, -1); | ||
58 | if(ret != 1) | ||
59 | continue; | ||
60 | struct input_event evt; | ||
61 | if(nwz_key_read_event(input_fd, &evt) != 1) | ||
62 | continue; | ||
63 | int code = nwz_key_event_get_keycode(&evt); | ||
64 | bool press = nwz_key_event_is_press(&evt); | ||
65 | /* only act on release */ | ||
66 | if(press) | ||
67 | continue; | ||
68 | if(code == NWZ_KEY_OPTION) | ||
69 | break; /* quit */ | ||
70 | bool change_bl = false; | ||
71 | if(code == NWZ_KEY_UP && bl.level < NWZ_FB_BL_MAX_LEVEL) | ||
72 | { | ||
73 | change_bl = true; | ||
74 | bl.level++; | ||
75 | } | ||
76 | else if(code == NWZ_KEY_DOWN && bl.level > NWZ_FB_BL_MIN_LEVEL) | ||
77 | { | ||
78 | change_bl = true; | ||
79 | bl.level--; | ||
80 | } | ||
81 | else if(code == NWZ_KEY_RIGHT && bl.step < NWZ_FB_BL_MAX_STEP) | ||
82 | { | ||
83 | change_bl = true; | ||
84 | bl.step++; | ||
85 | } | ||
86 | else if(code == NWZ_KEY_LEFT && bl.step > NWZ_FB_BL_MIN_STEP) | ||
87 | { | ||
88 | change_bl = true; | ||
89 | bl.step--; | ||
90 | } | ||
91 | else if(code == NWZ_KEY_VOL_UP && bl.period < 100) /* artificial bound on period */ | ||
92 | { | ||
93 | change_bl = true; | ||
94 | bl.period++; | ||
95 | } | ||
96 | else if(code == NWZ_KEY_VOL_DOWN && bl.period > NWZ_FB_BL_MIN_PERIOD) | ||
97 | { | ||
98 | change_bl = true; | ||
99 | bl.period--; | ||
100 | } | ||
101 | /* change bl */ | ||
102 | if(change_bl) | ||
103 | nwz_fb_set_brightness(fb_fd, &bl); | ||
104 | } | ||
105 | /* close input device */ | ||
106 | close(input_fd); | ||
107 | /* finish nicely */ | ||
108 | return 0; | ||
109 | } | ||
110 | |||
111 | |||