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# T2 SDE: package/*/linux/hotfix-intel-epb-default.patch
# Copyright (C) 2024 The T2 SDE Project
# 
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# --- T2-COPYRIGHT-NOTE-END ---

--- linux-6.9/arch/x86/kernel/cpu/intel_epb.c.vanilla	2024-06-26 12:40:56.472879229 +0200
+++ linux-6.9/arch/x86/kernel/cpu/intel_epb.c	2024-06-26 12:46:46.386853531 +0200
@@ -67,7 +67,7 @@
 	EPB_INDEX_POWERSAVE,
 };
 
-static u8 energ_perf_values[] = {
+static u8 energy_perf_values[] = {
 	[EPB_INDEX_PERFORMANCE] = ENERGY_PERF_BIAS_PERFORMANCE,
 	[EPB_INDEX_BALANCE_PERFORMANCE] = ENERGY_PERF_BIAS_BALANCE_PERFORMANCE,
 	[EPB_INDEX_NORMAL] = ENERGY_PERF_BIAS_NORMAL,
@@ -89,6 +89,15 @@
 	return 0;
 }
 
+static const char * const energy_perf_strings[] = {
+	[EPB_INDEX_PERFORMANCE] = "performance",
+	[EPB_INDEX_BALANCE_PERFORMANCE] = "balance-performance",
+	[EPB_INDEX_NORMAL] = "normal",
+	[EPB_INDEX_BALANCE_POWERSAVE] = "balance-power",
+	[EPB_INDEX_POWERSAVE] = "power",
+};
+
+
 static void intel_epb_restore(void)
 {
 	u64 val = this_cpu_read(saved_epb);
@@ -107,8 +116,9 @@
 		 */
 		val = epb & EPB_MASK;
 		if (val == ENERGY_PERF_BIAS_PERFORMANCE) {
-			val = energ_perf_values[EPB_INDEX_NORMAL];
-			pr_warn_once("ENERGY_PERF_BIAS: Set to 'normal', was 'performance'\n");
+			val = energy_perf_values[EPB_INDEX_BALANCE_PERFORMANCE];
+			pr_warn_once("ENERGY_PERF_BIAS: Set to '%s', was 'performance'\n",
+			             energy_perf_strings[EPB_INDEX_BALANCE_PERFORMANCE]);
 		}
 	}
 	wrmsrl(MSR_IA32_ENERGY_PERF_BIAS, (epb & ~EPB_MASK) | val);
@@ -119,14 +129,6 @@
 	.resume = intel_epb_restore,
 };
 
-static const char * const energy_perf_strings[] = {
-	[EPB_INDEX_PERFORMANCE] = "performance",
-	[EPB_INDEX_BALANCE_PERFORMANCE] = "balance-performance",
-	[EPB_INDEX_NORMAL] = "normal",
-	[EPB_INDEX_BALANCE_POWERSAVE] = "balance-power",
-	[EPB_INDEX_POWERSAVE] = "power",
-};
-
 static ssize_t energy_perf_bias_show(struct device *dev,
 				     struct device_attribute *attr,
 				     char *buf)
@@ -153,7 +155,7 @@
 	ret = __sysfs_match_string(energy_perf_strings,
 				   ARRAY_SIZE(energy_perf_strings), buf);
 	if (ret >= 0)
-		val = energ_perf_values[ret];
+		val = energy_perf_values[ret];
 	else if (kstrtou64(buf, 0, &val) || val > MAX_EPB)
 		return -EINVAL;
 
@@ -222,7 +224,7 @@
 		return -ENODEV;
 
 	if (id)
-		energ_perf_values[EPB_INDEX_NORMAL] = id->driver_data;
+		energy_perf_values[EPB_INDEX_NORMAL] = id->driver_data;
 
 	ret = cpuhp_setup_state(CPUHP_AP_X86_INTEL_EPB_ONLINE,
 				"x86/intel/epb:online", intel_epb_online,