Commit f4d657ee7f1f13d9e6b8ace2217000fd094187f6
2011-12-24T07:35:42
Only adjust gpu engine speed in autotune mode if the gpu is currently at the performance level of that being adjusted.
diff --git a/adl.c b/adl.c
index 39aa697..5eacf16 100644
--- a/adl.c
+++ b/adl.c
@@ -815,6 +815,7 @@ void gpu_autotune(int gpu, bool *enable)
ga = &cgpu->adl;
lock_adl();
+ ADL_Overdrive5_CurrentActivity_Get(ga->iAdapterIndex, &ga->lpActivity);
temp = __gpu_temp(ga);
newpercent = fanpercent = __gpu_fanpercent(ga);
unlock_adl();
@@ -864,11 +865,14 @@ void gpu_autotune(int gpu, bool *enable)
} else if (temp > ga->overtemp && engine > ga->minspeed) {
applog(LOG_WARNING, "Overheat detected, decreasing GPU %d clock speed", gpu);
newengine = ga->minspeed;
- } else if (temp > ga->targettemp + opt_hysteresis && engine > ga->minspeed && fan_optimal) {
+ /* Only try to tune engine speed if the current performance level is at max */
+ } else if ((ga->lpActivity.iCurrentPerformanceLevel == ga->lpOdParameters.iNumberOfPerformanceLevels) &&
+ (temp > ga->targettemp + opt_hysteresis && engine > ga->minspeed && fan_optimal)) {
if (opt_debug)
applog(LOG_DEBUG, "Temperature %d degrees over target, decreasing clock speed", opt_hysteresis);
newengine = engine - ga->lpOdParameters.sEngineClock.iStep;
- } else if (temp < ga->targettemp && engine < ga->maxspeed) {
+ } else if ((ga->lpActivity.iCurrentPerformanceLevel == ga->lpOdParameters.iNumberOfPerformanceLevels) &&
+ (temp < ga->targettemp && engine < ga->maxspeed)) {
if (opt_debug)
applog(LOG_DEBUG, "Temperature below target, increasing clock speed");
newengine = engine + ga->lpOdParameters.sEngineClock.iStep;