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Revert "Adjust engine speed up according to performance level engine setting, not the current engine speed."

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This reverts commit 68217ef6ee.

This did not have the desired effect and only added complexity.
This commit is contained in:
Con Kolivas 2012-02-18 19:43:23 +11:00
parent c42709745a
commit 66ea9304af
1 changed files with 4 additions and 13 deletions
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17
adl.c
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@ -1009,8 +1009,7 @@ static void fan_autotune(int gpu, int temp, int fanpercent, bool __maybe_unused
void gpu_autotune(int gpu, bool *enable)
{
int lev, temp, fanpercent, engine, levengine, newengine, twintemp = 0;
ADLODPerformanceLevels *lpOdPerformanceLevels;
int temp, fanpercent, engine, newengine, twintemp = 0;
bool fan_optimal = true;
struct cgpu_info *cgpu;
struct gpu_adl *ga;
@ -1018,12 +1017,7 @@ void gpu_autotune(int gpu, bool *enable)
cgpu = &gpus[gpu];
ga = &cgpu->adl;
lev = ga->lpOdParameters.iNumberOfPerformanceLevels - 1;
lpOdPerformanceLevels = alloca(sizeof(ADLODPerformanceLevels) + (lev * sizeof(ADLODPerformanceLevel)));
lpOdPerformanceLevels->iSize = sizeof(ADLODPerformanceLevels) + sizeof(ADLODPerformanceLevel) * lev;
lock_adl();
ADL_Overdrive5_ODPerformanceLevels_Get(ga->iAdapterIndex, 0, lpOdPerformanceLevels);
ADL_Overdrive5_CurrentActivity_Get(ga->iAdapterIndex, &ga->lpActivity);
temp = __gpu_temp(ga);
if (ga->twin)
@ -1032,7 +1026,6 @@ void gpu_autotune(int gpu, bool *enable)
unlock_adl();
newengine = engine = gpu_engineclock(gpu) * 100;
levengine = lpOdPerformanceLevels->aLevels[lev].iEngineClock * 100;
if (temp && fanpercent >= 0 && ga->autofan) {
if (!ga->twin)
@ -1065,12 +1058,10 @@ void gpu_autotune(int gpu, bool *enable)
} else if (temp > ga->targettemp + opt_hysteresis && engine > ga->minspeed && fan_optimal) {
applog(LOG_DEBUG, "Temperature %d degrees over target, decreasing clock speed", opt_hysteresis);
newengine = engine - ga->lpOdParameters.sEngineClock.iStep;
/* Only try to tune engine speed up if this GPU is not
* disabled, and work off the performance level engine
* speed, not the current engine speed. */
} else if (temp < ga->targettemp && levengine < ga->maxspeed && *enable) {
/* Only try to tune engine speed up if this GPU is not disabled */
} else if (temp < ga->targettemp && engine < ga->maxspeed && *enable) {
applog(LOG_DEBUG, "Temperature below target, increasing clock speed");
newengine = levengine + ga->lpOdParameters.sEngineClock.iStep;
newengine = engine + ga->lpOdParameters.sEngineClock.iStep;
}
if (newengine > ga->maxspeed)