diff options
| -rw-r--r-- | drivers/cpuidle/cpuidle.c | 1 | ||||
| -rw-r--r-- | drivers/cpuidle/governors/menu.c | 5 | ||||
| -rw-r--r-- | drivers/cpuidle/sysfs.c | 21 | ||||
| -rw-r--r-- | include/linux/cpuidle.h | 2 |
4 files changed, 16 insertions, 13 deletions
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index d90519cec880..04e4b7674a47 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -265,7 +265,6 @@ static void poll_idle_init(struct cpuidle_driver *drv) state->power_usage = -1; state->flags = 0; state->enter = poll_idle; - state->disable = 0; } #else static void poll_idle_init(struct cpuidle_driver *drv) {} diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c index 06335756ea14..8391d93f57d5 100644 --- a/drivers/cpuidle/governors/menu.c +++ b/drivers/cpuidle/governors/menu.c @@ -281,7 +281,7 @@ static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev) * unless the timer is happening really really soon. */ if (data->expected_us > 5 && - drv->states[CPUIDLE_DRIVER_STATE_START].disable == 0) + dev->states_usage[CPUIDLE_DRIVER_STATE_START].disable == 0) data->last_state_idx = CPUIDLE_DRIVER_STATE_START; /* @@ -290,8 +290,9 @@ static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev) */ for (i = CPUIDLE_DRIVER_STATE_START; i < drv->state_count; i++) { struct cpuidle_state *s = &drv->states[i]; + struct cpuidle_state_usage *su = &dev->states_usage[i]; - if (s->disable) + if (su->disable) continue; if (s->target_residency > data->predicted_us) continue; diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c index 88032b4dc6d2..5f809e337b89 100644 --- a/drivers/cpuidle/sysfs.c +++ b/drivers/cpuidle/sysfs.c @@ -217,7 +217,8 @@ struct cpuidle_state_attr { struct attribute attr; ssize_t (*show)(struct cpuidle_state *, \ struct cpuidle_state_usage *, char *); - ssize_t (*store)(struct cpuidle_state *, const char *, size_t); + ssize_t (*store)(struct cpuidle_state *, \ + struct cpuidle_state_usage *, const char *, size_t); }; #define define_one_state_ro(_name, show) \ @@ -233,21 +234,22 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, \ return sprintf(buf, "%u\n", state->_name);\ } -#define define_store_state_function(_name) \ +#define define_store_state_ull_function(_name) \ static ssize_t store_state_##_name(struct cpuidle_state *state, \ + struct cpuidle_state_usage *state_usage, \ const char *buf, size_t size) \ { \ - long value; \ + unsigned long long value; \ int err; \ if (!capable(CAP_SYS_ADMIN)) \ return -EPERM; \ - err = kstrtol(buf, 0, &value); \ + err = kstrtoull(buf, 0, &value); \ if (err) \ return err; \ if (value) \ - state->disable = 1; \ + state_usage->_name = 1; \ else \ - state->disable = 0; \ + state_usage->_name = 0; \ return size; \ } @@ -273,8 +275,8 @@ define_show_state_ull_function(usage) define_show_state_ull_function(time) define_show_state_str_function(name) define_show_state_str_function(desc) -define_show_state_function(disable) -define_store_state_function(disable) +define_show_state_ull_function(disable) +define_store_state_ull_function(disable) define_one_state_ro(name, show_state_name); define_one_state_ro(desc, show_state_desc); @@ -318,10 +320,11 @@ static ssize_t cpuidle_state_store(struct kobject *kobj, { int ret = -EIO; struct cpuidle_state *state = kobj_to_state(kobj); + struct cpuidle_state_usage *state_usage = kobj_to_state_usage(kobj); struct cpuidle_state_attr *cattr = attr_to_stateattr(attr); if (cattr->store) - ret = cattr->store(state, buf, size); + ret = cattr->store(state, state_usage, buf, size); return ret; } diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 6c26a3da0e03..8570012a535a 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -34,6 +34,7 @@ struct cpuidle_driver; struct cpuidle_state_usage { void *driver_data; + unsigned long long disable; unsigned long long usage; unsigned long long time; /* in US */ }; @@ -46,7 +47,6 @@ struct cpuidle_state { unsigned int exit_latency; /* in US */ int power_usage; /* in mW */ unsigned int target_residency; /* in US */ - unsigned int disable; int (*enter) (struct cpuidle_device *dev, struct cpuidle_driver *drv, |