diff options
author | tmk <hasu@tmk-kbd.com> | 2015-04-10 01:32:04 +0900 |
---|---|---|
committer | tmk <hasu@tmk-kbd.com> | 2015-04-10 01:32:04 +0900 |
commit | a074364c3731d66b56d988c8a6c960a83ea0e0a1 (patch) | |
tree | 5a4ecf854c41b510b4378bacb7c7228297f8bc58 /common/backlight.c |
Squashed 'tmk_core/' content from commit 05caacc
git-subtree-dir: tmk_core
git-subtree-split: 05caaccec92694bb24c8c3c3a9940b96efd4605c
Diffstat (limited to 'common/backlight.c')
-rw-r--r-- | common/backlight.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/common/backlight.c b/common/backlight.c new file mode 100644 index 0000000000..558ad9b014 --- /dev/null +++ b/common/backlight.c @@ -0,0 +1,85 @@ +/* +Copyright 2013 Mathias Andersson <wraul@dbox.se> + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include "backlight.h" +#include "eeconfig.h" +#include "debug.h" + +backlight_config_t backlight_config; + +void backlight_init(void) +{ + /* check signature */ + if (!eeconfig_is_enabled()) { + eeconfig_init(); + } + backlight_config.raw = eeconfig_read_backlight(); + backlight_set(backlight_config.enable ? backlight_config.level : 0); +} + +void backlight_increase(void) +{ + if(backlight_config.level < BACKLIGHT_LEVELS) + { + backlight_config.level++; + backlight_config.enable = 1; + eeconfig_write_backlight(backlight_config.raw); + } + dprintf("backlight increase: %u\n", backlight_config.level); + backlight_set(backlight_config.level); +} + +void backlight_decrease(void) +{ + if(backlight_config.level > 0) + { + backlight_config.level--; + backlight_config.enable = !!backlight_config.level; + eeconfig_write_backlight(backlight_config.raw); + } + dprintf("backlight decrease: %u\n", backlight_config.level); + backlight_set(backlight_config.level); +} + +void backlight_toggle(void) +{ + backlight_config.enable ^= 1; + eeconfig_write_backlight(backlight_config.raw); + dprintf("backlight toggle: %u\n", backlight_config.enable); + backlight_set(backlight_config.enable ? backlight_config.level : 0); +} + +void backlight_step(void) +{ + backlight_config.level++; + if(backlight_config.level > BACKLIGHT_LEVELS) + { + backlight_config.level = 0; + } + backlight_config.enable = !!backlight_config.level; + eeconfig_write_backlight(backlight_config.raw); + dprintf("backlight step: %u\n", backlight_config.level); + backlight_set(backlight_config.level); +} + +void backlight_level(uint8_t level) +{ + backlight_config.level ^= level; + backlight_config.enable = !!backlight_config.level; + eeconfig_write_backlight(backlight_config.raw); + backlight_set(backlight_config.level); +} |