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Searched refs:devfreq (Results 1 – 25 of 134) sorted by relevance

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/OK3568_Linux_fs/kernel/drivers/devfreq/
H A Ddevfreq.c64 static struct devfreq *find_device_devfreq(struct device *dev) in find_device_devfreq()
66 struct devfreq *tmp_devfreq; in find_device_devfreq()
83 static unsigned long find_available_min_freq(struct devfreq *devfreq) in find_available_min_freq() argument
88 opp = dev_pm_opp_find_freq_ceil(devfreq->dev.parent, &min_freq); in find_available_min_freq()
97 static unsigned long find_available_max_freq(struct devfreq *devfreq) in find_available_max_freq() argument
102 opp = dev_pm_opp_find_freq_floor(devfreq->dev.parent, &max_freq); in find_available_max_freq()
119 static void get_freq_range(struct devfreq *devfreq, in get_freq_range() argument
123 unsigned long *freq_table = devfreq->profile->freq_table; in get_freq_range()
126 lockdep_assert_held(&devfreq->lock); in get_freq_range()
133 if (freq_table[0] < freq_table[devfreq->profile->max_state - 1]) { in get_freq_range()
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H A Dgovernor_passive.c15 static int devfreq_passive_get_target_freq(struct devfreq *devfreq, in devfreq_passive_get_target_freq() argument
19 = (struct devfreq_passive_data *)devfreq->data; in devfreq_passive_get_target_freq()
20 struct devfreq *parent_devfreq = (struct devfreq *)p_data->parent; in devfreq_passive_get_target_freq()
31 ret = p_data->get_target_freq(devfreq, freq); in devfreq_passive_get_target_freq()
50 if (!devfreq->profile || !devfreq->profile->freq_table in devfreq_passive_get_target_freq()
51 || devfreq->profile->max_state <= 0) in devfreq_passive_get_target_freq()
81 if (i < devfreq->profile->max_state) { in devfreq_passive_get_target_freq()
82 child_freq = devfreq->profile->freq_table[i]; in devfreq_passive_get_target_freq()
84 count = devfreq->profile->max_state; in devfreq_passive_get_target_freq()
85 child_freq = devfreq->profile->freq_table[count - 1]; in devfreq_passive_get_target_freq()
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H A Dgovernor_userspace.c22 static int devfreq_userspace_func(struct devfreq *df, unsigned long *freq) in devfreq_userspace_func()
37 struct devfreq *devfreq = to_devfreq(dev); in store_freq() local
42 mutex_lock(&devfreq->lock); in store_freq()
43 data = devfreq->data; in store_freq()
48 err = update_devfreq(devfreq); in store_freq()
51 mutex_unlock(&devfreq->lock); in store_freq()
58 struct devfreq *devfreq = to_devfreq(dev); in show_freq() local
62 mutex_lock(&devfreq->lock); in show_freq()
63 data = devfreq->data; in show_freq()
69 mutex_unlock(&devfreq->lock); in show_freq()
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H A Dgovernor.h16 #define to_devfreq(DEV) container_of((DEV), struct devfreq, dev)
55 int (*get_target_freq)(struct devfreq *this, unsigned long *freq);
56 int (*event_handler)(struct devfreq *devfreq,
60 void devfreq_monitor_start(struct devfreq *devfreq);
61 void devfreq_monitor_stop(struct devfreq *devfreq);
62 void devfreq_monitor_suspend(struct devfreq *devfreq);
63 void devfreq_monitor_resume(struct devfreq *devfreq);
64 void devfreq_update_interval(struct devfreq *devfreq, unsigned int *delay);
69 int devfreq_update_status(struct devfreq *devfreq, unsigned long freq);
71 static inline int devfreq_update_stats(struct devfreq *df) in devfreq_update_stats()
H A Dtegra30-devfreq.c157 struct devfreq *devfreq; member
230 u32 band = avg_band_freq * tegra->devfreq->profile->polling_ms; in tegra_devfreq_update_avg_wmark()
243 u32 val = tegra->cur_freq * tegra->devfreq->profile->polling_ms; in tegra_devfreq_update_wmark()
322 target_freq = dev->avg_count / tegra->devfreq->profile->polling_ms; in actmon_device_target_freq()
356 mutex_lock(&tegra->devfreq->lock); in actmon_thread_isr()
367 update_devfreq(tegra->devfreq); in actmon_thread_isr()
369 mutex_unlock(&tegra->devfreq->lock); in actmon_thread_isr()
403 mutex_lock(&tegra->devfreq->lock); in tegra_actmon_delayed_update()
404 update_devfreq(tegra->devfreq); in tegra_actmon_delayed_update()
405 mutex_unlock(&tegra->devfreq->lock); in tegra_actmon_delayed_update()
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H A Dgovernor_simpleondemand.c18 static int devfreq_simple_ondemand_func(struct devfreq *df, in devfreq_simple_ondemand_func()
87 static int devfreq_simple_ondemand_handler(struct devfreq *devfreq, in devfreq_simple_ondemand_handler() argument
92 devfreq_monitor_start(devfreq); in devfreq_simple_ondemand_handler()
96 devfreq_monitor_stop(devfreq); in devfreq_simple_ondemand_handler()
100 devfreq_update_interval(devfreq, (unsigned int *)data); in devfreq_simple_ondemand_handler()
104 devfreq_monitor_suspend(devfreq); in devfreq_simple_ondemand_handler()
108 devfreq_monitor_resume(devfreq); in devfreq_simple_ondemand_handler()
H A Dtegra20-devfreq.c32 struct devfreq *devfreq; member
41 struct devfreq *devfreq = tegra->devfreq; in tegra_devfreq_target() local
64 clk_set_min_rate(tegra->emc_clock, devfreq->previous_freq); in tegra_devfreq_target()
175 tegra->devfreq = devfreq_add_device(&pdev->dev, &tegra_devfreq_profile, in tegra_devfreq_probe()
177 if (IS_ERR(tegra->devfreq)) { in tegra_devfreq_probe()
178 err = PTR_ERR(tegra->devfreq); in tegra_devfreq_probe()
194 devfreq_remove_device(tegra->devfreq); in tegra_devfreq_remove()
H A Dgovernor_powersave.c13 static int devfreq_powersave_func(struct devfreq *df, in devfreq_powersave_func()
24 static int devfreq_powersave_handler(struct devfreq *devfreq, in devfreq_powersave_handler() argument
30 mutex_lock(&devfreq->lock); in devfreq_powersave_handler()
31 ret = update_devfreq(devfreq); in devfreq_powersave_handler()
32 mutex_unlock(&devfreq->lock); in devfreq_powersave_handler()
H A Dgovernor_performance.c13 static int devfreq_performance_func(struct devfreq *df, in devfreq_performance_func()
24 static int devfreq_performance_handler(struct devfreq *devfreq, in devfreq_performance_handler() argument
30 mutex_lock(&devfreq->lock); in devfreq_performance_handler()
31 ret = update_devfreq(devfreq); in devfreq_performance_handler()
32 mutex_unlock(&devfreq->lock); in devfreq_performance_handler()
H A Dexynos-bus.c28 struct devfreq *devfreq; member
312 bus->devfreq = devm_devfreq_add_device(dev, profile, in exynos_bus_profile_init()
315 if (IS_ERR(bus->devfreq)) { in exynos_bus_profile_init()
317 return PTR_ERR(bus->devfreq); in exynos_bus_profile_init()
321 ret = devm_devfreq_register_opp_notifier(dev, bus->devfreq); in exynos_bus_profile_init()
357 struct devfreq *parent_devfreq; in exynos_bus_profile_init_passive()
375 bus->devfreq = devm_devfreq_add_device(dev, profile, DEVFREQ_GOV_PASSIVE, in exynos_bus_profile_init_passive()
377 if (IS_ERR(bus->devfreq)) { in exynos_bus_profile_init_passive()
380 return PTR_ERR(bus->devfreq); in exynos_bus_profile_init_passive()
435 max_state = bus->devfreq->profile->max_state; in exynos_bus_probe()
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/OK3568_Linux_fs/kernel/drivers/gpu/drm/lima/
H A Dlima_devfreq.c19 static void lima_devfreq_update_utilization(struct lima_devfreq *devfreq) in lima_devfreq_update_utilization() argument
24 last = devfreq->time_last_update; in lima_devfreq_update_utilization()
26 if (devfreq->busy_count > 0) in lima_devfreq_update_utilization()
27 devfreq->busy_time += ktime_sub(now, last); in lima_devfreq_update_utilization()
29 devfreq->idle_time += ktime_sub(now, last); in lima_devfreq_update_utilization()
31 devfreq->time_last_update = now; in lima_devfreq_update_utilization()
52 static void lima_devfreq_reset(struct lima_devfreq *devfreq) in lima_devfreq_reset() argument
54 devfreq->busy_time = 0; in lima_devfreq_reset()
55 devfreq->idle_time = 0; in lima_devfreq_reset()
56 devfreq->time_last_update = ktime_get(); in lima_devfreq_reset()
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H A Dlima_devfreq.h10 struct devfreq;
17 struct devfreq *devfreq; member
38 void lima_devfreq_record_busy(struct lima_devfreq *devfreq);
39 void lima_devfreq_record_idle(struct lima_devfreq *devfreq);
41 int lima_devfreq_resume(struct lima_devfreq *devfreq);
42 int lima_devfreq_suspend(struct lima_devfreq *devfreq);
/OK3568_Linux_fs/kernel/include/linux/
H A Ddevfreq.h41 struct devfreq;
172 struct devfreq { struct
213 struct devfreq *devfreq_add_device(struct device *dev, argument
217 int devfreq_remove_device(struct devfreq *devfreq);
218 struct devfreq *devm_devfreq_add_device(struct device *dev,
222 void devm_devfreq_remove_device(struct device *dev, struct devfreq *devfreq);
225 int devfreq_suspend_device(struct devfreq *devfreq);
226 int devfreq_resume_device(struct devfreq *devfreq);
232 int update_devfreq(struct devfreq *devfreq);
238 struct devfreq *devfreq);
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H A Ddevfreq_cooling.h49 unsigned long (*get_static_power)(struct devfreq *devfreq,
51 unsigned long (*get_dynamic_power)(struct devfreq *devfreq,
54 int (*get_real_power)(struct devfreq *df, u32 *power,
62 of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df,
65 of_devfreq_cooling_register(struct device_node *np, struct devfreq *df);
66 struct thermal_cooling_device *devfreq_cooling_register(struct devfreq *df);
72 of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df, in of_devfreq_cooling_register_power()
79 of_devfreq_cooling_register(struct device_node *np, struct devfreq *df) in of_devfreq_cooling_register()
85 devfreq_cooling_register(struct devfreq *df) in devfreq_cooling_register()
/OK3568_Linux_fs/kernel/Documentation/ABI/testing/
H A Dsysfs-class-devfreq1 What: /sys/class/devfreq/.../
5 Provide a place in sysfs for the devfreq objects.
6 This allows accessing various devfreq specific variables.
7 The name of devfreq object denoted as ... is same as the
8 name of device using devfreq.
10 What: /sys/class/devfreq/.../name
14 The /sys/class/devfreq/.../name shows the name of device
15 of the corresponding devfreq object.
17 What: /sys/class/devfreq/.../governor
21 The /sys/class/devfreq/.../governor show or set the name of the
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H A Dsysfs-class-devfreq-event1 What: /sys/class/devfreq-event/event(x)/
5 Provide a place in sysfs for the devfreq-event objects.
6 This allows accessing various devfreq-event specific variables.
7 The name of devfreq-event object denoted as 'event(x)' which
8 includes the unique number of 'x' for each devfreq-event object.
10 What: /sys/class/devfreq-event/event(x)/name
14 The /sys/class/devfreq-event/event(x)/name attribute contains
15 the name of the devfreq-event object. This attribute is
18 What: /sys/class/devfreq-event/event(x)/enable_count
22 The /sys/class/devfreq-event/event(x)/enable_count attribute
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/OK3568_Linux_fs/kernel/include/trace/events/
H A Ddevfreq.h3 #define TRACE_SYSTEM devfreq
12 TP_PROTO(struct devfreq *devfreq),
14 TP_ARGS(devfreq),
21 __string(dev_name, dev_name(&devfreq->dev))
25 __entry->freq = devfreq->previous_freq;
26 __entry->busy_time = devfreq->last_status.busy_time;
27 __entry->total_time = devfreq->last_status.total_time;
28 __entry->polling_ms = devfreq->profile->polling_ms;
29 __assign_str(dev_name, dev_name(&devfreq->dev));
/OK3568_Linux_fs/kernel/drivers/gpu/drm/panfrost/
H A Dpanfrost_devfreq.c95 struct devfreq *devfreq; in panfrost_devfreq_init() local
137 devfreq = devm_devfreq_add_device(dev, &panfrost_devfreq_profile, in panfrost_devfreq_init()
139 if (IS_ERR(devfreq)) { in panfrost_devfreq_init()
141 ret = PTR_ERR(devfreq); in panfrost_devfreq_init()
144 pfdevfreq->devfreq = devfreq; in panfrost_devfreq_init()
146 cooling = of_devfreq_cooling_register(dev->of_node, devfreq); in panfrost_devfreq_init()
183 if (!pfdevfreq->devfreq) in panfrost_devfreq_resume()
188 devfreq_resume_device(pfdevfreq->devfreq); in panfrost_devfreq_resume()
195 if (!pfdevfreq->devfreq) in panfrost_devfreq_suspend()
198 devfreq_suspend_device(pfdevfreq->devfreq); in panfrost_devfreq_suspend()
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H A Dpanfrost_devfreq.h10 struct devfreq;
17 struct devfreq *devfreq; member
39 void panfrost_devfreq_record_busy(struct panfrost_devfreq *devfreq);
40 void panfrost_devfreq_record_idle(struct panfrost_devfreq *devfreq);
/OK3568_Linux_fs/kernel/drivers/gpu/arm/mali400/mali/linux/
H A Dmali_devfreq.c114 if (mdev->devfreq) in mali_devfreq_target()
115 mdev->devfreq->last_status.current_frequency = freq; in mali_devfreq_target()
161 memcpy(&mdev->devfreq->last_status, stat, sizeof(*stat)); in mali_devfreq_status()
224 struct devfreq_dev_profile *dp = mdev->devfreq->profile; in mali_devfreq_term_freq_table()
273 mdev->devfreq = devfreq_add_device(mdev->dev, dp, in mali_devfreq_init()
275 if (IS_ERR(mdev->devfreq)) { in mali_devfreq_init()
277 return PTR_ERR(mdev->devfreq); in mali_devfreq_init()
280 err = devfreq_register_opp_notifier(mdev->dev, mdev->devfreq); in mali_devfreq_init()
290 mdev->devfreq->last_status.current_frequency = opp_rate; in mali_devfreq_init()
292 mali_mdevp.data = mdev->devfreq; in mali_devfreq_init()
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/OK3568_Linux_fs/kernel/drivers/thermal/
H A Ddevfreq_cooling.c57 struct devfreq *devfreq; member
92 struct devfreq *df = dfc->devfreq; in devfreq_cooling_set_cur_state()
135 static unsigned long get_voltage(struct devfreq *df, unsigned long freq) in get_voltage()
176 struct devfreq *df = dfc->devfreq; in get_static_power()
211 return dfc_power->get_dynamic_power(dfc->devfreq, freq, in get_dynamic_power()
235 struct devfreq *df = dfc->devfreq; in devfreq_cooling_get_requested_power()
312 struct devfreq *df = dfc->devfreq; in devfreq_cooling_power2state()
376 struct devfreq *df = dfc->devfreq; in devfreq_cooling_gen_tables()
460 of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df, in of_devfreq_cooling_register_power()
472 dfc->devfreq = df; in of_devfreq_cooling_register_power()
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/OK3568_Linux_fs/kernel/drivers/gpu/arm/midgard/backend/gpu/
H A Dmali_kbase_devfreq.c151 if (kbdev->devfreq) in kbase_devfreq_target()
152 kbdev->devfreq->last_status.current_frequency = freq; in kbase_devfreq_target()
376 kbdev->devfreq = devfreq_add_device(kbdev->dev, dp, in kbase_devfreq_init()
378 if (IS_ERR(kbdev->devfreq)) { in kbase_devfreq_init()
379 err = PTR_ERR(kbdev->devfreq); in kbase_devfreq_init()
380 kbdev->devfreq = NULL; in kbase_devfreq_init()
387 dev_set_drvdata(&kbdev->devfreq->dev, kbdev); in kbase_devfreq_init()
389 err = devfreq_register_opp_notifier(kbdev->dev, kbdev->devfreq); in kbase_devfreq_init()
400 kbdev->devfreq->last_status.current_frequency = opp_rate; in kbase_devfreq_init()
402 mali_mdevp.data = kbdev->devfreq; in kbase_devfreq_init()
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/OK3568_Linux_fs/kernel/Documentation/driver-api/
H A Ddevfreq.rst23 :c:func:`devfreq_add_device` function to create a :c:type:`devfreq` instance.
25 .. kernel-doc:: include/linux/devfreq.h
26 .. kernel-doc:: include/linux/devfreq-event.h
27 .. kernel-doc:: drivers/devfreq/devfreq.c
29 .. kernel-doc:: drivers/devfreq/devfreq-event.c
/OK3568_Linux_fs/kernel/drivers/devfreq/event/
H A DKconfig5 The devfreq-event device provide the raw data and events which
6 indicate the current state of devfreq-event device. The provided
7 data from devfreq-event device is used to monitor the state of
11 The devfreq-event device can support the various type of events
13 may be used by devfreq governor and other subsystem.
23 This add the devfreq-event driver for Exynos SoC. It provides NoC
31 This add the devfreq-event driver for Exynos SoC. It provides PPMU
39 This add the devfreq-event driver for Rockchip SoC. It provides DFI
46 This add the devfreq-event driver for Rockchip SoC. It provides NoC
/OK3568_Linux_fs/kernel/Documentation/doc-guide/
H A Dcontributing.rst58 ./drivers/devfreq/devfreq.c:1818: warning: bad line:
60 ./drivers/devfreq/devfreq.c:1854: warning: bad line:
71 * @dev: The devfreq user device. (parent of devfreq)
72 * @devfreq: The devfreq object.
85 [PATCH] PM / devfreq: Fix two malformed kerneldoc comments
87 Two kerneldoc comments in devfreq.c fail to adhere to the required format,
90 ./drivers/devfreq/devfreq.c:1818: warning: bad line:
92 ./drivers/devfreq/devfreq.c:1854: warning: bad line:
99 drivers/devfreq/devfreq.c | 4 ++--
102 diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
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