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Only increase gpu engine speed by a larger step if the temperature is below hysteresis instead of increasing it to max speed.

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This commit is contained in:
Con Kolivas 2012-11-18 17:03:50 +11:00
parent 4039ee7a93
commit b6066217e0
1 changed files with 4 additions and 3 deletions
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7
adl.c
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@ -1192,11 +1192,12 @@ void gpu_autotune(int gpu, enum dev_enable *denable)
newengine = engine - ga->lpOdParameters.sEngineClock.iStep;
/* Only try to tune engine speed up if this GPU is not disabled */
} else if (temp < ga->targettemp && engine < ga->maxspeed && fan_window && *denable == DEV_ENABLED) {
int iStep = ga->lpOdParameters.sEngineClock.iStep;
applog(LOG_DEBUG, "Temperature below target, increasing clock speed");
if (temp < ga->targettemp - opt_hysteresis)
newengine = ga->maxspeed;
else
newengine = engine + ga->lpOdParameters.sEngineClock.iStep;
iStep *= 2;
newengine = engine + iStep;
} else if (temp < ga->targettemp && *denable == DEV_RECOVER && opt_restart) {
applog(LOG_NOTICE, "Device recovered to temperature below target, re-enabling");
*denable = DEV_ENABLED;