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add fan mode setting for RX 7000 (only used to reset)

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This commit is contained in:
Jussi Kuokkanen 2024-02-05 13:23:29 +02:00
parent 258ad2f16a
commit edb7a8d19e
1 changed files with 41 additions and 0 deletions
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41
src/plugins/AMD.cpp
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@ -322,6 +322,12 @@ std::vector<TreeNode<DeviceNode>> getTemperature(AMDGPUData data) {
}
std::vector<TreeNode<DeviceNode>> getFanMode(AMDGPUData data) {
// Don't try to use pre-6.7 interface on RX 7000
char fanCurvePath[128];
snprintf(fanCurvePath, 128, "%s/gpu_od/fan_ctrl/fan_curve", data.devPath.c_str());
if (std::ifstream{fanCurvePath}.good())
return {};
char path[96];
snprintf(path, 96, "%s/pwm1_enable", data.hwmonPath.c_str());
if (!std::ifstream{path}.good())
@ -367,6 +373,40 @@ std::vector<TreeNode<DeviceNode>> getFanMode(AMDGPUData data) {
}};
}
std::vector<TreeNode<DeviceNode>> getFanModeRX7000(AMDGPUData data) {
char fanCurvePath[128];
snprintf(fanCurvePath, 128, "%s/gpu_od/fan_ctrl/fan_curve", data.devPath.c_str());
if (!std::ifstream{fanCurvePath}.good())
return {};
// This isn't really a range of options,
// it's provided to reset the fan speed in a sensible manner
// (as opposed to having a magic default value, that would reset the underlying fan curve)
EnumerationVec enums = {{_("Automatic"), 0u}};
auto getFunc = []() { return 0u; };
auto setFunc = [=](AssignmentArgument a) -> std::optional<AssignmentError> {
if (!std::holds_alternative<uint>(a))
return AssignmentError::InvalidType;
auto target = std::get<uint>(a);
if (!hasEnum(target, enums))
return AssignmentError::OutOfRange;
std::ofstream file{fanCurvePath};
if (file.good() && file << "r")
return std::nullopt;
return AssignmentError::UnknownError;
};
return {DeviceNode{
.name = _("Fan Mode"),
.interface = Assignable{setFunc, enums, getFunc, std::nullopt},
.hash = md5("RX 7000 Fan Mode" + data.identifier),
}};
}
std::vector<TreeNode<DeviceNode>> getFanSpeedWrite(AMDGPUData data) {
// Don't try to use pre-6.7 interface on RX 7000
// TODO: potential regression, if this exists on older cards, but doesn't function
@ -1387,6 +1427,7 @@ auto gpuTree = TreeConstructor<AMDGPUData, DeviceNode>{
}},
{getFanRoot, {
{getFanMode, {}},
{getFanModeRX7000, {}},
{getFanSpeedWrite, {}},
{getFanSpeedWriteRX7000, {}},
{getFanSpeedRead, {}}