Lines Matching full:drv

52 bool cpuidle_not_available(struct cpuidle_driver *drv,  in cpuidle_not_available()  argument
55 return off || !initialized || !drv || !dev || !dev->enabled; in cpuidle_not_available()
66 struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev); in cpuidle_play_dead() local
69 if (!drv) in cpuidle_play_dead()
72 for (i = drv->state_count - 1; i >= 0; i--) { in cpuidle_play_dead()
73 if (drv->states[i].enter_dead) in cpuidle_play_dead()
74 drv->states[i].enter_dead(dev, i); in cpuidle_play_dead()
84 static int find_deepest_state(struct cpuidle_driver *drv, in find_deepest_state() argument
93 for (i = 1; i < drv->state_count; i++) { in find_deepest_state()
94 struct cpuidle_state *s = &drv->states[i]; in find_deepest_state()
130 * @drv: cpuidle driver for the given CPU.
136 int cpuidle_find_deepest_state(struct cpuidle_driver *drv, in cpuidle_find_deepest_state() argument
140 return find_deepest_state(drv, dev, latency_limit_ns, 0, false); in cpuidle_find_deepest_state()
144 static noinstr void enter_s2idle_proper(struct cpuidle_driver *drv, in enter_s2idle_proper() argument
147 struct cpuidle_state *target_state = &drv->states[index]; in enter_s2idle_proper()
166 target_state->enter_s2idle(dev, drv, index); in enter_s2idle_proper()
185 * @drv: cpuidle driver for the given CPU.
191 int cpuidle_enter_s2idle(struct cpuidle_driver *drv, struct cpuidle_device *dev) in cpuidle_enter_s2idle() argument
200 index = find_deepest_state(drv, dev, U64_MAX, 0, true); in cpuidle_enter_s2idle()
202 enter_s2idle_proper(drv, dev, index); in cpuidle_enter_s2idle()
212 * @drv: cpuidle driver for this cpu
213 * @index: index into the states table in @drv of the state to enter
216 struct cpuidle_driver *drv, in cpuidle_enter_state() argument
221 struct cpuidle_state *target_state = &drv->states[index]; in cpuidle_enter_state()
233 index = find_deepest_state(drv, dev, target_state->exit_latency_ns, in cpuidle_enter_state()
236 target_state = &drv->states[index]; in cpuidle_enter_state()
268 entered_state = target_state->enter(dev, drv, index); in cpuidle_enter_state()
289 if (!cpuidle_state_is_coupled(drv, index)) in cpuidle_enter_state()
293 s64 diff, delay = drv->states[entered_state].exit_latency_ns; in cpuidle_enter_state()
307 if (diff < drv->states[entered_state].target_residency_ns) { in cpuidle_enter_state()
318 for (i = entered_state + 1; i < drv->state_count; i++) { in cpuidle_enter_state()
326 if (diff - delay >= drv->states[i].target_residency_ns) { in cpuidle_enter_state()
347 * @drv: the cpuidle driver
357 int cpuidle_select(struct cpuidle_driver *drv, struct cpuidle_device *dev, in cpuidle_select() argument
360 return cpuidle_curr_governor->select(drv, dev, stop_tick); in cpuidle_select()
366 * @drv: the cpuidle driver tied with the cpu
373 int cpuidle_enter(struct cpuidle_driver *drv, struct cpuidle_device *dev, in cpuidle_enter() argument
386 if (cpuidle_state_is_coupled(drv, index)) in cpuidle_enter()
387 ret = cpuidle_enter_state_coupled(dev, drv, index); in cpuidle_enter()
389 ret = cpuidle_enter_state(dev, drv, index); in cpuidle_enter()
426 * @drv: the cpuidle driver tied with the cpu
430 __cpuidle u64 cpuidle_poll_time(struct cpuidle_driver *drv, in cpuidle_poll_time() argument
442 for (i = 1; i < drv->state_count; i++) { in cpuidle_poll_time()
448 state_limit = drv->states[i].target_residency_ns; in cpuidle_poll_time()
538 struct cpuidle_driver *drv; in cpuidle_enable_device() local
549 drv = cpuidle_get_cpu_driver(dev); in cpuidle_enable_device()
551 if (!drv) in cpuidle_enable_device()
562 ret = cpuidle_curr_governor->enable(drv, dev); in cpuidle_enable_device()
591 struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev); in cpuidle_disable_device() local
596 if (!drv || !cpuidle_curr_governor) in cpuidle_disable_device()
602 cpuidle_curr_governor->disable(drv, dev); in cpuidle_disable_device()
612 struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev); in __cpuidle_unregister_device() local
616 module_put(drv->owner); in __cpuidle_unregister_device()
637 struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev); in __cpuidle_register_device() local
640 if (!try_module_get(drv->owner)) in __cpuidle_register_device()
643 for (i = 0; i < drv->state_count; i++) { in __cpuidle_register_device()
644 if (drv->states[i].flags & CPUIDLE_FLAG_UNUSABLE) in __cpuidle_register_device()
647 if (drv->states[i].flags & CPUIDLE_FLAG_OFF) in __cpuidle_register_device()
738 * @drv: a valid pointer to a struct cpuidle_driver
740 void cpuidle_unregister(struct cpuidle_driver *drv) in cpuidle_unregister() argument
745 for_each_cpu(cpu, drv->cpumask) { in cpuidle_unregister()
750 cpuidle_unregister_driver(drv); in cpuidle_unregister()
760 * @drv : a valid pointer to a struct cpuidle_driver
765 int cpuidle_register(struct cpuidle_driver *drv, in cpuidle_register() argument
771 ret = cpuidle_register_driver(drv); in cpuidle_register()
777 for_each_cpu(cpu, drv->cpumask) { in cpuidle_register()
796 cpuidle_unregister(drv); in cpuidle_register()