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From: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
To: rafael.j.wysocki@intel.com, viresh.kumar@linaro.org
Cc: linux-pm@vger.kernel.org, prarit@redhat.com, trenn@suse.de,
	Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Subject: [PATCH v2 4/4] cpufreq: intel_pstate: Change powersave to ondemand policy
Date: Tue,  8 Dec 2015 14:31:30 -0800	[thread overview]
Message-ID: <1449613890-10403-5-git-send-email-srinivas.pandruvada@linux.intel.com> (raw)
In-Reply-To: <1449613890-10403-1-git-send-email-srinivas.pandruvada@linux.intel.com>

Move the current Intel powersave policy processing to ondemand policy.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
---
 drivers/cpufreq/intel_pstate.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index fb92402..76108e6 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -176,7 +176,7 @@ static struct perf_limits performance_limits = {
 	.min_sysfs_pct = 0,
 };
 
-static struct perf_limits powersave_limits = {
+static struct perf_limits ondemand_limits = {
 	.no_turbo = 0,
 	.turbo_disabled = 0,
 	.max_perf_pct = 100,
@@ -192,7 +192,7 @@ static struct perf_limits powersave_limits = {
 #ifdef CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE
 static struct perf_limits *limits = &performance_limits;
 #else
-static struct perf_limits *limits = &powersave_limits;
+static struct perf_limits *limits = &ondemand_limits;
 #endif
 
 static inline void pid_reset(struct _pid *pid, int setpoint, int busy,
@@ -1143,8 +1143,8 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
 		return 0;
 	}
 
-	pr_debug("intel_pstate: set powersave\n");
-	limits = &powersave_limits;
+	pr_debug("intel_pstate: set ondemand\n");
+	limits = &ondemand_limits;
 	limits->min_policy_pct = (policy->min * 100) / policy->cpuinfo.max_freq;
 	limits->min_policy_pct = clamp_t(int, limits->min_policy_pct, 0 , 100);
 	limits->max_policy_pct = DIV_ROUND_UP(policy->max * 100,
@@ -1180,7 +1180,7 @@ static int intel_pstate_verify_policy(struct cpufreq_policy *policy)
 {
 	cpufreq_verify_within_cpu_limits(policy);
 
-	if (policy->policy != CPUFREQ_POLICY_POWERSAVE &&
+	if (policy->policy != CPUFREQ_POLICY_ONDEMAND &&
 	    policy->policy != CPUFREQ_POLICY_PERFORMANCE)
 		return -EINVAL;
 
@@ -1215,8 +1215,10 @@ static int intel_pstate_cpu_init(struct cpufreq_policy *policy)
 	if (limits->min_perf_pct == 100 && limits->max_perf_pct == 100)
 		policy->policy = CPUFREQ_POLICY_PERFORMANCE;
 	else
-		policy->policy = CPUFREQ_POLICY_POWERSAVE;
+		policy->policy = CPUFREQ_POLICY_ONDEMAND;
 
+	policy->available_policies = CPUFREQ_POLICY_PERFORMANCE |
+						CPUFREQ_POLICY_ONDEMAND;
 	policy->min = cpu->pstate.min_pstate * cpu->pstate.scaling;
 	policy->max = cpu->pstate.turbo_pstate * cpu->pstate.scaling;
 
-- 
2.4.3


  parent reply	other threads:[~2015-12-08 22:32 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-08 22:31 [PATCH v2 0/4] cpufreq governors and Intel P state driver compatibility Srinivas Pandruvada
2015-12-08 22:31 ` [PATCH v2 1/4] cpufreq: Add configurable generic policies Srinivas Pandruvada
2015-12-09  2:18   ` Viresh Kumar
2015-12-08 22:31 ` [PATCH v2 2/4] cpufreq: Add ondemand as a generic policy Srinivas Pandruvada
2015-12-08 22:31 ` [PATCH v2 3/4] Documentation: cpu-freq: update setpolicy documentation Srinivas Pandruvada
2015-12-09  2:19   ` Viresh Kumar
2015-12-08 22:31 ` Srinivas Pandruvada [this message]
2015-12-08 23:45 ` [PATCH v2 0/4] cpufreq governors and Intel P state driver compatibility Prarit Bhargava
2015-12-08 23:57   ` Srinivas Pandruvada
2015-12-09 13:12     ` Prarit Bhargava
2015-12-09 16:18       ` Srinivas Pandruvada
2015-12-16 19:33 ` Srinivas Pandruvada

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