From: Viresh Kumar <viresh.kumar@linaro.org>
To: Rafael Wysocki <rjw@rjwysocki.net>,
Viresh Kumar <viresh.kumar@linaro.org>
Cc: linux-pm@vger.kernel.org,
Vincent Guittot <vincent.guittot@linaro.org>,
linux-kernel@vger.kernel.org
Subject: [PATCH 2/6] cpufreq: Remove (now) unused code related to max_transition_latency
Date: Thu, 29 Jun 2017 16:29:05 +0530 [thread overview]
Message-ID: <85a18d35c119cf444aeec43a828efddb2ce0e4e1.1498733506.git.viresh.kumar@linaro.org> (raw)
In-Reply-To: <cover.1498733506.git.viresh.kumar@linaro.org>
In-Reply-To: <cover.1498733506.git.viresh.kumar@linaro.org>
Get rid of the now unused code after the only user of
max_transition_latency is gone.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
---
drivers/cpufreq/cpufreq.c | 5 -----
drivers/cpufreq/cpufreq_governor.h | 1 -
drivers/cpufreq/cpufreq_performance.c | 6 ------
include/linux/cpufreq.h | 5 -----
4 files changed, 17 deletions(-)
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 34dbbf3122c8..0508b62c6f9b 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1969,11 +1969,6 @@ int cpufreq_driver_target(struct cpufreq_policy *policy,
}
EXPORT_SYMBOL_GPL(cpufreq_driver_target);
-__weak struct cpufreq_governor *cpufreq_fallback_governor(void)
-{
- return NULL;
-}
-
static int cpufreq_init_governor(struct cpufreq_policy *policy)
{
int ret;
diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h
index 0236ec2cd654..7cbb07512e4c 100644
--- a/drivers/cpufreq/cpufreq_governor.h
+++ b/drivers/cpufreq/cpufreq_governor.h
@@ -160,7 +160,6 @@ void cpufreq_dbs_governor_limits(struct cpufreq_policy *policy);
#define CPUFREQ_DBS_GOVERNOR_INITIALIZER(_name_) \
{ \
.name = _name_, \
- .max_transition_latency = TRANSITION_LATENCY_LIMIT, \
.owner = THIS_MODULE, \
.init = cpufreq_dbs_governor_init, \
.exit = cpufreq_dbs_governor_exit, \
diff --git a/drivers/cpufreq/cpufreq_performance.c b/drivers/cpufreq/cpufreq_performance.c
index dafb679adc58..73bc6c28b956 100644
--- a/drivers/cpufreq/cpufreq_performance.c
+++ b/drivers/cpufreq/cpufreq_performance.c
@@ -44,12 +44,6 @@ struct cpufreq_governor *cpufreq_default_governor(void)
return &cpufreq_gov_performance;
}
#endif
-#ifndef CONFIG_CPU_FREQ_GOV_PERFORMANCE_MODULE
-struct cpufreq_governor *cpufreq_fallback_governor(void)
-{
- return &cpufreq_gov_performance;
-}
-#endif
MODULE_AUTHOR("Dominik Brodowski <linux@brodo.de>");
MODULE_DESCRIPTION("CPUfreq policy governor 'performance'");
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 0818bdc3ebf2..54dfa1bdf138 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -491,7 +491,6 @@ static inline unsigned long cpufreq_scale(unsigned long old, u_int div,
#define MIN_SAMPLING_RATE_RATIO (2)
#define LATENCY_MULTIPLIER (1000)
#define MIN_LATENCY_MULTIPLIER (20)
-#define TRANSITION_LATENCY_LIMIT (10 * 1000 * 1000)
struct cpufreq_governor {
char name[CPUFREQ_NAME_LEN];
@@ -504,9 +503,6 @@ struct cpufreq_governor {
char *buf);
int (*store_setspeed) (struct cpufreq_policy *policy,
unsigned int freq);
- unsigned int max_transition_latency; /* HW must be able to switch to
- next freq faster than this value in nano secs or we
- will fallback to performance governor */
struct list_head governor_list;
struct module *owner;
};
@@ -526,7 +522,6 @@ int cpufreq_register_governor(struct cpufreq_governor *governor);
void cpufreq_unregister_governor(struct cpufreq_governor *governor);
struct cpufreq_governor *cpufreq_default_governor(void);
-struct cpufreq_governor *cpufreq_fallback_governor(void);
static inline void cpufreq_policy_apply_limits(struct cpufreq_policy *policy)
{
--
2.13.0.71.gd7076ec9c9cb
next prev parent reply other threads:[~2017-06-29 10:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1498733506.git.viresh.kumar@linaro.org>
2017-06-29 10:59 ` [PATCH 1/6] cpufreq: Don't check for max_transition_latency Viresh Kumar
2017-06-29 10:59 ` Viresh Kumar [this message]
2017-06-29 10:59 ` [PATCH 3/6] cpufreq: governor: Drop min_sampling_rate Viresh Kumar
2017-06-29 18:01 ` Dominik Brodowski
2017-06-30 3:34 ` Viresh Kumar
2017-06-30 4:53 ` Dominik Brodowski
2017-06-30 5:40 ` Viresh Kumar
2017-07-02 7:23 ` Dominik Brodowski
2017-06-29 10:59 ` [PATCH 4/6] cpufreq: Use transition_delay_us for legacy governors as well Viresh Kumar
2017-06-29 10:59 ` [PATCH 5/6] cpufreq: Cap the default transition delay value to 10 ms Viresh Kumar
2017-06-29 10:59 ` [PATCH 6/6] cpufreq: arm_big_little: Make ->get_transition_latency() mandatory Viresh Kumar
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