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authorDavid S. Miller <davem@davemloft.net>2013-08-03 21:36:46 -0700
committerDavid S. Miller <davem@davemloft.net>2013-08-03 21:36:46 -0700
commit0e76a3a587fc7abda2badf249053b427baad255e (patch)
tree646a1da67dc25654552028225ca4b7a0a8043cc9 /drivers/cpufreq
parentfba3679d34511c42bf452e89dda457a1219eb43a (diff)
parent72a67a94bcba71a5fddd6b3596a20604d2b5dcd6 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Merge net into net-next to setup some infrastructure Eric Dumazet needs for usbnet changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/cpufreq.c23
-rw-r--r--drivers/cpufreq/cpufreq_governor.c3
-rw-r--r--drivers/cpufreq/cpufreq_stats.c6
-rw-r--r--drivers/cpufreq/intel_pstate.c12
-rw-r--r--drivers/cpufreq/s3c24xx-cpufreq.c4
5 files changed, 23 insertions, 25 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index b7bda8d9f081..f0a5e2b0eb8a 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1177,14 +1177,11 @@ static int __cpufreq_remove_dev(struct device *dev,
__func__, cpu_dev->id, cpu);
}
- if ((cpus == 1) && (cpufreq_driver->target))
- __cpufreq_governor(data, CPUFREQ_GOV_POLICY_EXIT);
-
- pr_debug("%s: removing link, cpu: %d\n", __func__, cpu);
- cpufreq_cpu_put(data);
-
/* If cpu is last user of policy, free policy */
if (cpus == 1) {
+ if (cpufreq_driver->target)
+ __cpufreq_governor(data, CPUFREQ_GOV_POLICY_EXIT);
+
lock_policy_rwsem_read(cpu);
kobj = &data->kobj;
cmp = &data->kobj_unregister;
@@ -1205,9 +1202,13 @@ static int __cpufreq_remove_dev(struct device *dev,
free_cpumask_var(data->related_cpus);
free_cpumask_var(data->cpus);
kfree(data);
- } else if (cpufreq_driver->target) {
- __cpufreq_governor(data, CPUFREQ_GOV_START);
- __cpufreq_governor(data, CPUFREQ_GOV_LIMITS);
+ } else {
+ pr_debug("%s: removing link, cpu: %d\n", __func__, cpu);
+ cpufreq_cpu_put(data);
+ if (cpufreq_driver->target) {
+ __cpufreq_governor(data, CPUFREQ_GOV_START);
+ __cpufreq_governor(data, CPUFREQ_GOV_LIMITS);
+ }
}
per_cpu(cpufreq_policy_cpu, cpu) = -1;
@@ -1942,13 +1943,15 @@ static int cpufreq_cpu_callback(struct notifier_block *nfb,
if (dev) {
switch (action) {
case CPU_ONLINE:
+ case CPU_ONLINE_FROZEN:
cpufreq_add_dev(dev, NULL);
break;
case CPU_DOWN_PREPARE:
- case CPU_UP_CANCELED_FROZEN:
+ case CPU_DOWN_PREPARE_FROZEN:
__cpufreq_remove_dev(dev, NULL);
break;
case CPU_DOWN_FAILED:
+ case CPU_DOWN_FAILED_FROZEN:
cpufreq_add_dev(dev, NULL);
break;
}
diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c
index 464587697561..7b839a8db2a7 100644
--- a/drivers/cpufreq/cpufreq_governor.c
+++ b/drivers/cpufreq/cpufreq_governor.c
@@ -25,7 +25,6 @@
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/workqueue.h>
-#include <linux/cpu.h>
#include "cpufreq_governor.h"
@@ -137,10 +136,8 @@ void gov_queue_work(struct dbs_data *dbs_data, struct cpufreq_policy *policy,
if (!all_cpus) {
__gov_queue_work(smp_processor_id(), dbs_data, delay);
} else {
- get_online_cpus();
for_each_cpu(i, policy->cpus)
__gov_queue_work(i, dbs_data, delay);
- put_online_cpus();
}
}
EXPORT_SYMBOL_GPL(gov_queue_work);
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index c1ec11c513c1..d37568c5ca9c 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -353,13 +353,11 @@ static int cpufreq_stat_cpu_callback(struct notifier_block *nfb,
cpufreq_update_policy(cpu);
break;
case CPU_DOWN_PREPARE:
+ case CPU_DOWN_PREPARE_FROZEN:
cpufreq_stats_free_sysfs(cpu);
break;
case CPU_DEAD:
- cpufreq_stats_free_table(cpu);
- break;
- case CPU_UP_CANCELED_FROZEN:
- cpufreq_stats_free_sysfs(cpu);
+ case CPU_DEAD_FROZEN:
cpufreq_stats_free_table(cpu);
break;
}
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index b012d7600e1a..7cde885011ed 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -103,10 +103,10 @@ struct pstate_adjust_policy {
static struct pstate_adjust_policy default_policy = {
.sample_rate_ms = 10,
.deadband = 0,
- .setpoint = 109,
- .p_gain_pct = 17,
+ .setpoint = 97,
+ .p_gain_pct = 20,
.d_gain_pct = 0,
- .i_gain_pct = 4,
+ .i_gain_pct = 0,
};
struct perf_limits {
@@ -468,12 +468,12 @@ static inline void intel_pstate_set_sample_time(struct cpudata *cpu)
static inline int intel_pstate_get_scaled_busy(struct cpudata *cpu)
{
int32_t busy_scaled;
- int32_t core_busy, turbo_pstate, current_pstate;
+ int32_t core_busy, max_pstate, current_pstate;
core_busy = int_tofp(cpu->samples[cpu->sample_ptr].core_pct_busy);
- turbo_pstate = int_tofp(cpu->pstate.turbo_pstate);
+ max_pstate = int_tofp(cpu->pstate.max_pstate);
current_pstate = int_tofp(cpu->pstate.current_pstate);
- busy_scaled = mul_fp(core_busy, div_fp(turbo_pstate, current_pstate));
+ busy_scaled = mul_fp(core_busy, div_fp(max_pstate, current_pstate));
return fp_toint(busy_scaled);
}
diff --git a/drivers/cpufreq/s3c24xx-cpufreq.c b/drivers/cpufreq/s3c24xx-cpufreq.c
index 3513e7477160..87781eb20d6d 100644
--- a/drivers/cpufreq/s3c24xx-cpufreq.c
+++ b/drivers/cpufreq/s3c24xx-cpufreq.c
@@ -49,7 +49,7 @@ static struct clk *clk_hclk;
static struct clk *clk_pclk;
static struct clk *clk_arm;
-#ifdef CONFIG_CPU_FREQ_S3C24XX_DEBUGFS
+#ifdef CONFIG_ARM_S3C24XX_CPUFREQ_DEBUGFS
struct s3c_cpufreq_config *s3c_cpufreq_getconfig(void)
{
return &cpu_cur;
@@ -59,7 +59,7 @@ struct s3c_iotimings *s3c_cpufreq_getiotimings(void)
{
return &s3c24xx_iotiming;
}
-#endif /* CONFIG_CPU_FREQ_S3C24XX_DEBUGFS */
+#endif /* CONFIG_ARM_S3C24XX_CPUFREQ_DEBUGFS */
static void s3c_cpufreq_getcur(struct s3c_cpufreq_config *cfg)
{