[PATCH 008/228] cpufreq: add new routine cpufreq_verify_within_cpu_limits()
Viresh Kumar
viresh.kumar at linaro.org
Fri Sep 13 08:59:14 EDT 2013
Most of the users of cpufreq_verify_within_limits() calls it for limiting with
min/max from policy->cpuinfo. We can make that code simple by introducing
another routine which will do this for them automatically.
This patch adds another routine cpufreq_verify_within_cpu_limits() and updates
others to use it.
Signed-off-by: Viresh Kumar <viresh.kumar at linaro.org>
---
drivers/cpufreq/cpufreq-nforce2.c | 4 +---
drivers/cpufreq/davinci-cpufreq.c | 4 +---
drivers/cpufreq/freq_table.c | 6 ++----
drivers/cpufreq/integrator-cpufreq.c | 9 ++-------
drivers/cpufreq/intel_pstate.c | 4 +---
drivers/cpufreq/longrun.c | 4 +---
drivers/cpufreq/pcc-cpufreq.c | 3 +--
drivers/cpufreq/sh-cpufreq.c | 7 ++-----
drivers/cpufreq/unicore2-cpufreq.c | 4 +---
include/linux/cpufreq.h | 7 +++++++
10 files changed, 19 insertions(+), 33 deletions(-)
diff --git a/drivers/cpufreq/cpufreq-nforce2.c b/drivers/cpufreq/cpufreq-nforce2.c
index b83d45f6..56c964c 100644
--- a/drivers/cpufreq/cpufreq-nforce2.c
+++ b/drivers/cpufreq/cpufreq-nforce2.c
@@ -303,9 +303,7 @@ static int nforce2_verify(struct cpufreq_policy *policy)
if (policy->min < (fsb_pol_max * fid * 100))
policy->max = (fsb_pol_max + 1) * fid * 100;
- cpufreq_verify_within_limits(policy,
- policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_cpu_limits(policy);
return 0;
}
diff --git a/drivers/cpufreq/davinci-cpufreq.c b/drivers/cpufreq/davinci-cpufreq.c
index 551dd65..d049937 100644
--- a/drivers/cpufreq/davinci-cpufreq.c
+++ b/drivers/cpufreq/davinci-cpufreq.c
@@ -50,9 +50,7 @@ static int davinci_verify_speed(struct cpufreq_policy *policy)
if (policy->cpu)
return -EINVAL;
- cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
-
+ cpufreq_verify_within_cpu_limits(policy);
policy->min = clk_round_rate(armclk, policy->min * 1000) / 1000;
policy->max = clk_round_rate(armclk, policy->max * 1000) / 1000;
cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
diff --git a/drivers/cpufreq/freq_table.c b/drivers/cpufreq/freq_table.c
index 53a2f1a..29ff77f 100644
--- a/drivers/cpufreq/freq_table.c
+++ b/drivers/cpufreq/freq_table.c
@@ -60,8 +60,7 @@ int cpufreq_frequency_table_verify(struct cpufreq_policy *policy,
pr_debug("request for verification of policy (%u - %u kHz) for cpu %u\n",
policy->min, policy->max, policy->cpu);
- cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_cpu_limits(policy);
for (; freq = table[i].frequency, freq != CPUFREQ_TABLE_END; i++) {
if (freq == CPUFREQ_ENTRY_INVALID)
@@ -77,8 +76,7 @@ int cpufreq_frequency_table_verify(struct cpufreq_policy *policy,
if (!found) {
policy->max = next_larger;
- cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_cpu_limits(policy);
}
pr_debug("verification lead to (%u - %u kHz) for cpu %u\n",
diff --git a/drivers/cpufreq/integrator-cpufreq.c b/drivers/cpufreq/integrator-cpufreq.c
index f7c99df..8152a9b 100644
--- a/drivers/cpufreq/integrator-cpufreq.c
+++ b/drivers/cpufreq/integrator-cpufreq.c
@@ -59,9 +59,7 @@ static int integrator_verify_policy(struct cpufreq_policy *policy)
{
struct icst_vco vco;
- cpufreq_verify_within_limits(policy,
- policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_cpu_limits(policy);
vco = icst_hz_to_vco(&cclk_params, policy->max * 1000);
policy->max = icst_hz(&cclk_params, vco) / 1000;
@@ -69,10 +67,7 @@ static int integrator_verify_policy(struct cpufreq_policy *policy)
vco = icst_hz_to_vco(&cclk_params, policy->min * 1000);
policy->min = icst_hz(&cclk_params, vco) / 1000;
- cpufreq_verify_within_limits(policy,
- policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
-
+ cpufreq_verify_within_cpu_limits(policy);
return 0;
}
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 9733f29..a02bd77 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -611,9 +611,7 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
static int intel_pstate_verify_policy(struct cpufreq_policy *policy)
{
- cpufreq_verify_within_limits(policy,
- policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_cpu_limits(policy);
if ((policy->policy != CPUFREQ_POLICY_POWERSAVE) &&
(policy->policy != CPUFREQ_POLICY_PERFORMANCE))
diff --git a/drivers/cpufreq/longrun.c b/drivers/cpufreq/longrun.c
index 5aa0316..074971b 100644
--- a/drivers/cpufreq/longrun.c
+++ b/drivers/cpufreq/longrun.c
@@ -129,9 +129,7 @@ static int longrun_verify_policy(struct cpufreq_policy *policy)
return -EINVAL;
policy->cpu = 0;
- cpufreq_verify_within_limits(policy,
- policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_cpu_limits(policy);
if ((policy->policy != CPUFREQ_POLICY_POWERSAVE) &&
(policy->policy != CPUFREQ_POLICY_PERFORMANCE))
diff --git a/drivers/cpufreq/pcc-cpufreq.c b/drivers/cpufreq/pcc-cpufreq.c
index d81c4e5..78787e9 100644
--- a/drivers/cpufreq/pcc-cpufreq.c
+++ b/drivers/cpufreq/pcc-cpufreq.c
@@ -111,8 +111,7 @@ static struct pcc_cpu __percpu *pcc_cpu_info;
static int pcc_cpufreq_verify(struct cpufreq_policy *policy)
{
- cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_cpu_limits(policy);
return 0;
}
diff --git a/drivers/cpufreq/sh-cpufreq.c b/drivers/cpufreq/sh-cpufreq.c
index ffc6d24..f671aa1 100644
--- a/drivers/cpufreq/sh-cpufreq.c
+++ b/drivers/cpufreq/sh-cpufreq.c
@@ -87,15 +87,12 @@ static int sh_cpufreq_verify(struct cpufreq_policy *policy)
if (freq_table)
return cpufreq_frequency_table_verify(policy, freq_table);
- cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
+ cpufreq_verify_within_cpu_limits(policy);
policy->min = (clk_round_rate(cpuclk, 1) + 500) / 1000;
policy->max = (clk_round_rate(cpuclk, ~0UL) + 500) / 1000;
- cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
- policy->cpuinfo.max_freq);
-
+ cpufreq_verify_within_cpu_limits(policy);
return 0;
}
diff --git a/drivers/cpufreq/unicore2-cpufreq.c b/drivers/cpufreq/unicore2-cpufreq.c
index b225f04..14e6d31 100644
--- a/drivers/cpufreq/unicore2-cpufreq.c
+++ b/drivers/cpufreq/unicore2-cpufreq.c
@@ -29,9 +29,7 @@ static int ucv2_verify_speed(struct cpufreq_policy *policy)
if (policy->cpu)
return -EINVAL;
- cpufreq_verify_within_limits(policy,
- policy->cpuinfo.min_freq, policy->cpuinfo.max_freq);
-
+ cpufreq_verify_within_cpu_limits(policy);
return 0;
}
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index fef5f3c..21f6543 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -256,6 +256,13 @@ static inline void cpufreq_verify_within_limits(struct cpufreq_policy *policy,
return;
}
+static inline void
+cpufreq_verify_within_cpu_limits(struct cpufreq_policy *policy)
+{
+ cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
+ policy->cpuinfo.max_freq);
+}
+
/*********************************************************************
* CPUFREQ NOTIFIER INTERFACE *
*********************************************************************/
--
1.7.12.rc2.18.g61b472e
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