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Fix TIMER_DIFF #646

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Merge branch 'timer_diff_fixes' of https://github.com/purdeaandrei/tmk_keyboard into purdeaandrei-timer_diff_fixes
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tmk 2020-04-14 09:44:30 +09:00
commit 23305ad934
1 changed files with 4 additions and 1 deletions
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tmk_core/common/timer.h
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@ -25,7 +25,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#endif
#define TIMER_DIFF(a, b, max) ((a) >= (b) ? (a) - (b) : (max) - (b) + (a))
#define TIMER_DIFF(a, b, max) ((max == UINT8_MAX) ? ((uint8_t)((a)-(b))) : ( \
(max == UINT16_MAX) ? ((uint16_t)((a)-(b))) : ( \
(max == UINT32_MAX) ? ((uint32_t)((a)-(b))) : ( \
(a) >= (b) ? (a) - (b) : (max) + 1 - (b) + (a) ))))
#define TIMER_DIFF_8(a, b) TIMER_DIFF(a, b, UINT8_MAX)
#define TIMER_DIFF_16(a, b) TIMER_DIFF(a, b, UINT16_MAX)
#define TIMER_DIFF_32(a, b) TIMER_DIFF(a, b, UINT32_MAX)