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Code Issues Wiki Activity

Improved VTX update scheduling to reduce update delays (#5340)

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This commit is contained in:
codecae 2018-03-05 14:27:50 -05:00 • committed by Michael Keller
parent a24daa78d0
commit d004cf5fb7
1 changed files with 24 additions and 20 deletions
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4
src/main/io/vtx.c
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@ -218,7 +218,9 @@ void vtxUpdate(timeUs_t currentTimeUs)
// Check input sources for config updates // Check input sources for config updates
vtxControlInputPoll(); vtxControlInputPoll();
const uint8_t startingSchedule = currentSchedule;
bool vtxUpdatePending = false; bool vtxUpdatePending = false;
do {
switch (currentSchedule) { switch (currentSchedule) {
case VTX_PARAM_POWER: case VTX_PARAM_POWER:
vtxUpdatePending = vtxProcessPower(vtxDevice); vtxUpdatePending = vtxProcessPower(vtxDevice);
@ -242,6 +244,8 @@ void vtxUpdate(timeUs_t currentTimeUs)
break; break;
} }
currentSchedule = (currentSchedule + 1) % VTX_PARAM_COUNT; currentSchedule = (currentSchedule + 1) % VTX_PARAM_COUNT;
} while (!vtxUpdatePending && currentSchedule != startingSchedule);
if (!ARMING_FLAG(ARMED) || vtxUpdatePending) { if (!ARMING_FLAG(ARMED) || vtxUpdatePending) {
vtxCommonProcess(vtxDevice, currentTimeUs); vtxCommonProcess(vtxDevice, currentTimeUs);
} }