Merge tag 'amd-pstate-v6.18-2025-10-15' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/superm1/linux

Pull amd-pstate 6.18 content (10/15/25) from Mario Limonciello:

"Fix for EPP value in wrong state after S4"

* tag 'amd-pstate-v6.18-2025-10-15' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/superm1/linux:
  cpufreq/amd-pstate: Fix a regression leading to EPP 0 after hibernate

Author: rafaeljw

drivers/cpufreq/amd-pstate.c

@@ -1614,7 +1614,11 @@ static int amd_pstate_cpu_offline(struct cpufreq_policy *policy)
 	 * min_perf value across kexec reboots. If this CPU is just onlined normally after this, the
 	 * limits, epp and desired perf will get reset to the cached values in cpudata struct
 	 */
-	return amd_pstate_update_perf(policy, perf.bios_min_perf, 0U, 0U, 0U, false);
+	return amd_pstate_update_perf(policy, perf.bios_min_perf,
+				     FIELD_GET(AMD_CPPC_DES_PERF_MASK, cpudata->cppc_req_cached),
+				     FIELD_GET(AMD_CPPC_MAX_PERF_MASK, cpudata->cppc_req_cached),
+				     FIELD_GET(AMD_CPPC_EPP_PERF_MASK, cpudata->cppc_req_cached),
+				     false);
 }
 
 static int amd_pstate_suspend(struct cpufreq_policy *policy)