From 16c0c0ad94929536d1f810a883922142798c0973 Mon Sep 17 00:00:00 2001
From: Jussi Kuokkanen <jussi.kuokkanen@protonmail.com>
Date: Sat, 4 Nov 2023 20:15:42 +0200
Subject: [PATCH] add AMD core clock limit setting

---
 src/plugins/AMD.cpp | 60 ++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 59 insertions(+), 1 deletion(-)

diff --git a/src/plugins/AMD.cpp b/src/plugins/AMD.cpp
index 1db98dd..66020b6 100644
--- a/src/plugins/AMD.cpp
+++ b/src/plugins/AMD.cpp
@@ -1008,6 +1008,62 @@ std::vector<TreeNode<DeviceNode>> getMinMemoryClock(AMDGPUData data) {
 	}};
 }
 
+std::vector<TreeNode<DeviceNode>> getMaxCoreClock(AMDGPUData data) {
+	if (!data.ppTableType.has_value())
+		return {};
+
+	auto t = *data.ppTableType;
+	if (t != Navi && t != SMU13 && t != Vega20Other)
+		return {};
+
+	auto lines = pstateSectionLinesWithRead("OD_SCLK", data);
+	if (lines.size() != 2)
+		return {};
+
+	auto range = parsePstateRangeLineWithRead("SCLK", data);
+	if (!range.has_value())
+		return {};
+
+	// Second index is max
+	auto assignable = singleValueAssignable(CoreClock, 1, *range, _("MHz"), data);
+	if (!assignable.has_value())
+		return {};
+
+	return {DeviceNode{
+	    .name = _("Maximum Core Clock"),
+	    .interface = *assignable,
+	    .hash = md5(data.pciId + "Maximum Core Clock"),
+	}};
+}
+
+std::vector<TreeNode<DeviceNode>> getMinCoreClock(AMDGPUData data) {
+	if (!data.ppTableType.has_value())
+		return {};
+
+	auto t = *data.ppTableType;
+	if (t != Navi && t != SMU13 && t != Vega20Other)
+		return {};
+
+	auto lines = pstateSectionLinesWithRead("OD_SCLK", data);
+	if (lines.size() != 2)
+		return {};
+
+	auto range = parsePstateRangeLineWithRead("SCLK", data);
+	if (!range.has_value())
+		return {};
+
+	// First index is min
+	auto assignable = singleValueAssignable(CoreClock, 0, *range, _("MHz"), data);
+	if (!assignable.has_value())
+		return {};
+
+	return {DeviceNode{
+	    .name = _("Minimum Core Clock"),
+	    .interface = *assignable,
+	    .hash = md5(data.pciId + "Minimum Core Clock"),
+	}};
+}
+
 std::vector<TreeNode<DeviceNode>> getVoltFreqRoot(AMDGPUData data) {
 	if (data.ppTableType.has_value() &&
 	    (*data.ppTableType == Navi || *data.ppTableType == SMU13))
@@ -1117,7 +1173,9 @@ auto gpuTree = TreeConstructor<AMDGPUData, DeviceNode>{
 				{getMemoryClockRead, {}},
 				{getCoreClockRead, {}},
 				{getMinMemoryClock, {}},
-				{getMaxMemoryClock, {}}
+				{getMaxMemoryClock, {}},
+				{getMinCoreClock, {}},
+				{getMaxCoreClock, {}}
 			}},
 			{getVoltageRead, {}},
 			{getForcePerfLevel, {}},