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/linux/Documentation/cpu-freq/
H A Dcore.rst4 General description of the CPUFreq core and CPUFreq notifiers
16 2. CPUFreq notifiers
25 frequency transitions), as well as to "notifiers". These are device
39 2. CPUFreq notifiers
42 CPUFreq notifiers conform to the standard kernel notifier interface.
43 See linux/include/linux/notifier.h for details on notifiers.
45 There are two different CPUFreq notifiers - policy notifiers and
46 transition notifiers.
49 2.1 CPUFreq policy notifiers
63 2.2 CPUFreq transition notifiers
/linux/drivers/clk/renesas/
H A Drcar-cpg-lib.c58 void cpg_simple_notifier_register(struct raw_notifier_head *notifiers, in cpg_simple_notifier_register() argument
62 raw_notifier_chain_register(notifiers, &csn->nb); in cpg_simple_notifier_register()
92 struct raw_notifier_head *notifiers) in cpg_sdh_clk_register() argument
111 cpg_simple_notifier_register(notifiers, csn); in cpg_sdh_clk_register()
142 struct raw_notifier_head *notifiers) in cpg_rpc_clk_register() argument
172 cpg_simple_notifier_register(notifiers, &rpc->csn); in cpg_rpc_clk_register()
H A Drcar-cpg-lib.h24 void cpg_simple_notifier_register(struct raw_notifier_head *notifiers,
31 struct raw_notifier_head *notifiers);
38 struct raw_notifier_head *notifiers);
H A Dclk-div6.c246 struct raw_notifier_head *notifiers) in cpg_div6_register() argument
307 if (notifiers) { in cpg_div6_register()
309 raw_notifier_chain_register(notifiers, &clock->nb); in cpg_div6_register()
H A Drcar-gen3-cpg.c349 struct raw_notifier_head *notifiers) in rcar_gen3_cpg_clk_register() argument
406 __clk_get_name(parent), notifiers); in rcar_gen3_cpg_clk_register()
434 cpg_simple_notifier_register(notifiers, csn); in rcar_gen3_cpg_clk_register()
526 __clk_get_name(parent), notifiers); in rcar_gen3_cpg_clk_register()
H A Dclk-div6.h7 struct raw_notifier_head *notifiers);
H A Dr8a77970-cpg-mssr.c223 struct raw_notifier_head *notifiers) in r8a77970_cpg_clk_register() argument
240 notifiers); in r8a77970_cpg_clk_register()
H A Drcar-gen2-cpg.h36 struct raw_notifier_head *notifiers);
H A Drenesas-cpg-mssr.c162 struct raw_notifier_head notifiers; member
370 &priv->notifiers); in cpg_mssr_register_core_clk()
387 &priv->notifiers); in cpg_mssr_register_core_clk()
907 raw_notifier_call_chain(&priv->notifiers, PM_EVENT_SUSPEND, NULL); in cpg_mssr_suspend_noirq()
924 raw_notifier_call_chain(&priv->notifiers, PM_EVENT_RESUME, NULL); in cpg_mssr_resume_noirq()
1078 RAW_INIT_NOTIFIER_HEAD(&priv->notifiers); in cpg_mssr_common_init()
H A Drcar-gen4-cpg.c422 struct raw_notifier_head *notifiers) in rcar_gen4_cpg_clk_register() argument
482 __clk_get_name(parent), notifiers); in rcar_gen4_cpg_clk_register()
520 __clk_get_name(parent), notifiers); in rcar_gen4_cpg_clk_register()
H A Drcar-gen3-cpg.h85 struct raw_notifier_head *notifiers);
H A Drcar-gen4-cpg.h82 struct raw_notifier_head *notifiers);
/linux/kernel/power/
H A Dqos.c142 if (c->notifiers) in pm_qos_update_target()
143 blocking_notifier_call_chain(c->notifiers, curr_value, NULL); in pm_qos_update_target()
453 c->notifiers = &qos->min_freq_notifiers; in freq_constraints_init()
454 BLOCKING_INIT_NOTIFIER_HEAD(c->notifiers); in freq_constraints_init()
462 c->notifiers = &qos->max_freq_notifiers; in freq_constraints_init()
463 BLOCKING_INIT_NOTIFIER_HEAD(c->notifiers); in freq_constraints_init()
636 ret = blocking_notifier_chain_register(qos->min_freq.notifiers, in freq_qos_add_notifier()
640 ret = blocking_notifier_chain_register(qos->max_freq.notifiers, in freq_qos_add_notifier()
669 ret = blocking_notifier_chain_unregister(qos->min_freq.notifiers, in freq_qos_remove_notifier()
673 ret = blocking_notifier_chain_unregister(qos->max_freq.notifiers, in freq_qos_remove_notifier()
/linux/Documentation/driver-api/pm/
H A Dnotifiers.rst26 Subsystems or drivers having such needs can register suspend notifiers that
32 additional work is done between the notifiers and the invocation of PM
56 It is generally assumed that whatever the notifiers do for
61 Moreover, if one of the notifiers fails for the ``PM_HIBERNATION_PREPARE`` or
62 ``PM_SUSPEND_PREPARE`` event, the notifiers that have already succeeded for that
66 The hibernation and suspend notifiers are called with :c:data:`pm_mutex` held.
H A Dindex.rst11 notifiers
/linux/drivers/md/dm-vdo/
H A Dflush.c34 struct vdo_wait_queue notifiers; member
199 vdo_waitq_dequeue_waiter(&flusher->notifiers)); in finish_notification()
201 if (vdo_waitq_has_waiters(&flusher->notifiers)) in finish_notification()
252 vdo_waiter_as_flush(vdo_waitq_get_first_waiter(&flusher->notifiers)); in notify_flush()
284 may_notify = !vdo_waitq_has_waiters(&flusher->notifiers); in flush_vdo()
285 vdo_waitq_enqueue_waiter(&flusher->notifiers, &flush->waiter); in flush_vdo()
357 (vdo_waitq_has_waiters(&flusher->notifiers) ? "not empty" : "empty"), in vdo_dump_flusher()
/linux/drivers/net/ethernet/mellanox/mlx5/core/
H A Devents.c58 struct mlx5_event_nb notifiers[ARRAY_SIZE(events_nbs_ref)]; member
378 events->notifiers[i].nb = events_nbs_ref[i]; in mlx5_events_start()
379 events->notifiers[i].ctx = events; in mlx5_events_start()
380 mlx5_eq_notifier_register(dev, &events->notifiers[i].nb); in mlx5_events_start()
390 mlx5_eq_notifier_unregister(dev, &events->notifiers[i].nb); in mlx5_events_stop()
/linux/Documentation/devicetree/
H A Doverlay-notes.rst122 There is the option to register notifiers that get called on
130 kfree()ed after OF_OVERLAY_POST_REMOVE notifiers are called. Note that the
134 The changeset notifiers in drivers/of/dynamic.c are a second type of notifier
135 that could be triggered by applying or removing an overlay. These notifiers
/linux/Documentation/driver-api/surface_aggregator/clients/
H A Dcdev.rst34 Before events are available to be read, however, the desired notifiers must be
43 notifiers work per-client (i.e. per-device-file-instance), events are enabled
53 instances. For example, it is valid to set up notifiers and read events on
195 Note that this will not unregister any notifiers. Events may still be received
198 notifiers.
/linux/drivers/misc/vmw_vmci/
H A Dvmci_context.c700 u32 *notifiers; in vmci_ctx_get_chkpt_notifiers() local
711 data_size = context->n_notifiers * sizeof(*notifiers); in vmci_ctx_get_chkpt_notifiers()
717 notifiers = kmalloc(data_size, GFP_ATOMIC); /* FIXME: want GFP_KERNEL */ in vmci_ctx_get_chkpt_notifiers()
718 if (!notifiers) in vmci_ctx_get_chkpt_notifiers()
722 notifiers[i++] = entry->handle.context; in vmci_ctx_get_chkpt_notifiers()
725 *pbuf = notifiers; in vmci_ctx_get_chkpt_notifiers()
/linux/Documentation/driver-api/surface_aggregator/
H A Dclient.rst153 (un-)registering event notifiers (and thus should generally be avoided). This
321 Event notifiers are registered by providing (at minimum) a callback to call
331 By default, event notifiers will receive all events for the specific target
377 * This essentially tells the core if it can skip notifiers that
388 Multiple event notifiers can be registered for the same event. The event
389 handler core takes care of enabling and disabling events when notifiers are
390 registered and unregistered, by keeping track of how many notifiers for a
396 should take care that notifiers for a specific event are always registered
/linux/Documentation/fault-injection/
H A Dnotifier-error-inject.rst7 modules that can be used to test the following notifiers.
92 for CPU and memory notifiers.
/linux/drivers/gpu/drm/nouveau/
H A Dnouveau_abi16.c188 list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) { in nouveau_abi16_chan_fini()
404 INIT_LIST_HEAD(&chan->notifiers); in nouveau_abi16_ioctl_channel_alloc()
604 list_add(&ntfy->head, &chan->notifiers); in nouveau_abi16_ioctl_grobj_alloc()
642 list_add(&ntfy->head, &chan->notifiers); in nouveau_abi16_ioctl_notifierobj_alloc()
701 list_for_each_entry(ntfy, &chan->notifiers, head) { in nouveau_abi16_ioctl_gpuobj_free()
H A Dnouveau_abi16.h25 struct list_head notifiers; member
/linux/kernel/rcu/
H A DKconfig.debug109 bool "Provide RCU CPU-stall notifiers"
117 Enable RCU CPU-stall notifiers, which are invoked just before
130 Say Y here if you want RCU CPU stall notifiers (you don't want them)

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