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authorStratos Karafotis <stratosk@semaphore.gr>2014-07-18 19:37:19 +0400
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-07-21 15:43:18 +0400
commit845c1cbef08c87d2a4e7ca3c82ac2363637fdcb9 (patch)
treeb9b21212d0f2323b9910a900d135514e997af14c /drivers/cpufreq
parentfa30dff9a81ea9fdc2e985a14fe14ce6393a3214 (diff)
downloadlinux-845c1cbef08c87d2a4e7ca3c82ac2363637fdcb9.tar.xz
cpufreq: intel_pstate: Add missing blank lines after declarations
Also, remove unnecessary blank lines. Signed-off-by: Stratos Karafotis <stratosk@semaphore.gr> Signed-off-by: Dirk Brandewie <dirk.j.brandewie@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/intel_pstate.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index e5fd78072f8b..e9f3048eb6f2 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -37,7 +37,6 @@
#define BYT_TURBO_RATIOS 0x66c
#define BYT_TURBO_VIDS 0x66d
-
#define FRAC_BITS 8
#define int_tofp(X) ((int64_t)(X) << FRAC_BITS)
#define fp_toint(X) ((X) >> FRAC_BITS)
@@ -167,7 +166,6 @@ static inline void pid_i_gain_set(struct _pid *pid, int percent)
static inline void pid_d_gain_set(struct _pid *pid, int percent)
{
-
pid->d_gain = div_fp(int_tofp(percent), int_tofp(100));
}
@@ -217,6 +215,7 @@ static inline void intel_pstate_busy_pid_reset(struct cpudata *cpu)
static inline void intel_pstate_reset_all_pid(void)
{
unsigned int cpu;
+
for_each_online_cpu(cpu) {
if (all_cpu_data[cpu])
intel_pstate_busy_pid_reset(all_cpu_data[cpu]);
@@ -230,6 +229,7 @@ static int pid_param_set(void *data, u64 val)
intel_pstate_reset_all_pid();
return 0;
}
+
static int pid_param_get(void *data, u64 *val)
{
*val = *(u32 *)data;
@@ -284,6 +284,7 @@ static ssize_t store_no_turbo(struct kobject *a, struct attribute *b,
{
unsigned int input;
int ret;
+
ret = sscanf(buf, "%u", &input);
if (ret != 1)
return -EINVAL;
@@ -300,6 +301,7 @@ static ssize_t store_max_perf_pct(struct kobject *a, struct attribute *b,
{
unsigned int input;
int ret;
+
ret = sscanf(buf, "%u", &input);
if (ret != 1)
return -EINVAL;
@@ -307,6 +309,7 @@ static ssize_t store_max_perf_pct(struct kobject *a, struct attribute *b,
limits.max_sysfs_pct = clamp_t(int, input, 0 , 100);
limits.max_perf_pct = min(limits.max_policy_pct, limits.max_sysfs_pct);
limits.max_perf = div_fp(int_tofp(limits.max_perf_pct), int_tofp(100));
+
return count;
}
@@ -315,6 +318,7 @@ static ssize_t store_min_perf_pct(struct kobject *a, struct attribute *b,
{
unsigned int input;
int ret;
+
ret = sscanf(buf, "%u", &input);
if (ret != 1)
return -EINVAL;
@@ -360,6 +364,7 @@ static void __init intel_pstate_sysfs_expose_params(void)
static int byt_get_min_pstate(void)
{
u64 value;
+
rdmsrl(BYT_RATIOS, value);
return (value >> 8) & 0x7F;
}
@@ -367,6 +372,7 @@ static int byt_get_min_pstate(void)
static int byt_get_max_pstate(void)
{
u64 value;
+
rdmsrl(BYT_RATIOS, value);
return (value >> 16) & 0x7F;
}
@@ -374,6 +380,7 @@ static int byt_get_max_pstate(void)
static int byt_get_turbo_pstate(void)
{
u64 value;
+
rdmsrl(BYT_TURBO_RATIOS, value);
return value & 0x7F;
}
@@ -407,7 +414,6 @@ static void byt_get_vid(struct cpudata *cpudata)
{
u64 value;
-
rdmsrl(BYT_VIDS, value);
cpudata->vid.min = int_tofp((value >> 8) & 0x7f);
cpudata->vid.max = int_tofp((value >> 16) & 0x7f);
@@ -420,10 +426,10 @@ static void byt_get_vid(struct cpudata *cpudata)
cpudata->vid.turbo = value & 0x7f;
}
-
static int core_get_min_pstate(void)
{
u64 value;
+
rdmsrl(MSR_PLATFORM_INFO, value);
return (value >> 40) & 0xFF;
}
@@ -431,6 +437,7 @@ static int core_get_min_pstate(void)
static int core_get_max_pstate(void)
{
u64 value;
+
rdmsrl(MSR_PLATFORM_INFO, value);
return (value >> 8) & 0xFF;
}
@@ -439,6 +446,7 @@ static int core_get_turbo_pstate(void)
{
u64 value;
int nont, ret;
+
rdmsrl(MSR_NHM_TURBO_RATIO_LIMIT, value);
nont = core_get_max_pstate();
ret = ((value) & 255);
@@ -493,12 +501,12 @@ static struct cpu_defaults byt_params = {
},
};
-
static void intel_pstate_get_min_max(struct cpudata *cpu, int *min, int *max)
{
int max_perf = cpu->pstate.turbo_pstate;
int max_perf_adj;
int min_perf;
+
if (limits.no_turbo)
max_perf = cpu->pstate.max_pstate;