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Use the gpu_fan set value as the starting fan speed.

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Don't try and change the value if get() doesn't match as it's unreliable, just save the reentrant value.
Limit fanspeeds to reported iMax and iMin.
This commit is contained in:
Con Kolivas 2011-09-14 21:45:04 +10:00
parent 84a3ee45fd
commit 2e09eee708
1 changed files with 9 additions and 16 deletions
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25
adl.c
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@ -324,7 +324,7 @@ void init_adl(int nDevs)
if (opt_autofan) { if (opt_autofan) {
ga->autofan = true; ga->autofan = true;
/* Set a safe starting default if we're automanaging fan speeds */ /* Set a safe starting default if we're automanaging fan speeds */
set_fanspeed(gpu, 85); set_fanspeed(gpu, gpus[gpu].gpu_fan);
ga->managed = true; ga->managed = true;
} }
if (opt_autoengine) { if (opt_autoengine) {
@ -828,10 +828,12 @@ void gpu_autotune(int gpu, bool *enable)
if (temp && fanpercent >= 0 && ga->autofan) { if (temp && fanpercent >= 0 && ga->autofan) {
int top = gpus[gpu].gpu_fan; int top = gpus[gpu].gpu_fan;
int bot = gpus[gpu].min_fan; int bot = gpus[gpu].min_fan;
int iMin = 0, iMax = 100;
if (temp > ga->overtemp && fanpercent < 100) { get_fanrange(gpu, &iMin, &iMax);
if (temp > ga->overtemp && fanpercent < iMax) {
applog(LOG_WARNING, "Overheat detected on GPU %d, increasing fan to 100%", gpu); applog(LOG_WARNING, "Overheat detected on GPU %d, increasing fan to 100%", gpu);
newpercent = 100; newpercent = iMax;
} else if (temp > ga->targettemp && fanpercent < top) { } else if (temp > ga->targettemp && fanpercent < top) {
if (opt_debug) if (opt_debug)
applog(LOG_DEBUG, "Temperature over target, increasing fanspeed"); applog(LOG_DEBUG, "Temperature over target, increasing fanspeed");
@ -847,23 +849,14 @@ void gpu_autotune(int gpu, bool *enable)
newpercent = ga->targetfan - 1; newpercent = ga->targetfan - 1;
} }
if (newpercent > 100) if (newpercent > iMax)
newpercent = 100; newpercent = iMax;
else if (newpercent < 0) else if (newpercent < iMin)
newpercent = 0; newpercent = iMin;
if (newpercent != fanpercent) { if (newpercent != fanpercent) {
fan_optimal = false; fan_optimal = false;
applog(LOG_INFO, "Setting GPU %d fan percentage to %d", gpu, newpercent); applog(LOG_INFO, "Setting GPU %d fan percentage to %d", gpu, newpercent);
set_fanspeed(gpu, newpercent); set_fanspeed(gpu, newpercent);
if (newpercent > fanpercent) {
int changefan = gpu_fanspeed(gpu);
if (changefan < newpercent) {
newpercent += 10;
newpercent -= newpercent % 10;
set_fanspeed(gpu, newpercent);
}
}
} }
} }