linux-kernel - [PATCH v1 1/6] cpufreq: intel_pstate: Fold intel_pstate_max_within

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Date: Mon, 25 Mar 2024 18:01:58 +0100
From: "Rafael J. Wysocki" <rjw@...ysocki.net>
To: Linux PM <linux-pm@...r.kernel.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
 Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
Subject:
 [PATCH v1 1/6] cpufreq: intel_pstate: Fold intel_pstate_max_within_limits()
 into caller

From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

Fold intel_pstate_max_within_limits() into its only caller.

No functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
---
 drivers/cpufreq/intel_pstate.c |   13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

Index: linux-pm/drivers/cpufreq/intel_pstate.c
===================================================================
--- linux-pm.orig/drivers/cpufreq/intel_pstate.c
+++ linux-pm/drivers/cpufreq/intel_pstate.c
@@ -2012,14 +2012,6 @@ static void intel_pstate_set_min_pstate(
 	intel_pstate_set_pstate(cpu, cpu->pstate.min_pstate);
 }
 
-static void intel_pstate_max_within_limits(struct cpudata *cpu)
-{
-	int pstate = max(cpu->pstate.min_pstate, cpu->max_perf_ratio);
-
-	update_turbo_state();
-	intel_pstate_set_pstate(cpu, pstate);
-}
-
 static void intel_pstate_get_cpu_pstates(struct cpudata *cpu)
 {
 	int perf_ctl_max_phys = pstate_funcs.get_max_physical(cpu->cpu);
@@ -2594,12 +2586,15 @@ static int intel_pstate_set_policy(struc
 	intel_pstate_update_perf_limits(cpu, policy->min, policy->max);
 
 	if (cpu->policy == CPUFREQ_POLICY_PERFORMANCE) {
+		int pstate = max(cpu->pstate.min_pstate, cpu->max_perf_ratio);
+
 		/*
 		 * NOHZ_FULL CPUs need this as the governor callback may not
 		 * be invoked on them.
 		 */
 		intel_pstate_clear_update_util_hook(policy->cpu);
-		intel_pstate_max_within_limits(cpu);
+		update_turbo_state();
+		intel_pstate_set_pstate(cpu, pstate);
 	} else {
 		intel_pstate_set_update_util_hook(policy->cpu);
 	}