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/kernel/linux/linux-6.6/Documentation/devicetree/bindings/cpu/
Didle-states.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/cpu/idle-states.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
11 - Anup Patel <anup@brainfault.org>
15 1 - Introduction
18 ARM and RISC-V systems contain HW capable of managing power consumption
19 dynamically, where cores can be put in different low-power states (ranging
22 run-time, can be specified through device tree bindings representing the
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/arm/
Didle-states.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/idle-states.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
14 1 - Introduction
18 where cores can be put in different low-power states (ranging from simple wfi
20 range of dynamic idle states that a processor can enter at run-time, can be
27 - Running
28 - Idle_standby
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/kernel/linux/linux-6.6/net/mac802154/
Dutil.c1 // SPDX-License-Identifier: GPL-2.0-only
11 #include "driver-ops.h"
17 * ieee802154_wake_queue - wake ieee802154 queue
22 * one frame at a time for each phy, which means we had to stop the queue to
28 struct ieee802154_local *local = hw_to_local(hw); in ieee802154_wake_queue() local
32 clear_bit(WPAN_PHY_FLAG_STATE_QUEUE_STOPPED, &local->phy->flags); in ieee802154_wake_queue()
33 list_for_each_entry_rcu(sdata, &local->interfaces, list) { in ieee802154_wake_queue()
34 if (!sdata->dev) in ieee802154_wake_queue()
37 netif_wake_queue(sdata->dev); in ieee802154_wake_queue()
43 * ieee802154_stop_queue - stop ieee802154 queue
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/kernel/linux/linux-6.6/net/mac80211/
Dagg-tx.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright 2002-2005, Instant802 Networks, Inc.
7 * Copyright 2005-2006, Devicescape Software, Inc.
8 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
10 * Copyright 2007-2010, Intel Corporation
11 * Copyright(c) 2015-2017 Intel Deutschland GmbH
12 * Copyright (C) 2018 - 2023 Intel Corporation
20 #include "driver-ops.h"
24 * DOC: TX A-MPDU aggregation
28 * packets with a flag indicating A-MPDU aggregation. The driver
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Dagg-rx.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright 2002-2005, Instant802 Networks, Inc.
7 * Copyright 2005-2006, Devicescape Software, Inc.
8 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
10 * Copyright 2007-2010, Intel Corporation
11 * Copyright(c) 2015-2017 Intel Deutschland GmbH
12 * Copyright (C) 2018-2022 Intel Corporation
16 * DOC: RX A-MPDU aggregation
19 * @ampdu_action callback that is invoked to start/stop any
20 * block-ack sessions for RX aggregation.
[all …]
Dpm.c1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (C) 2020-2021 Intel Corporation
11 #include "driver-ops.h"
14 static void ieee80211_sched_scan_cancel(struct ieee80211_local *local) in ieee80211_sched_scan_cancel() argument
16 if (ieee80211_request_sched_scan_stop(local)) in ieee80211_sched_scan_cancel()
18 cfg80211_sched_scan_stopped_locked(local->hw.wiphy, 0); in ieee80211_sched_scan_cancel()
23 struct ieee80211_local *local = hw_to_local(hw); in __ieee80211_suspend() local
27 if (!local->open_count) in __ieee80211_suspend()
30 local->suspending = true; in __ieee80211_suspend()
33 ieee80211_scan_cancel(local); in __ieee80211_suspend()
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/kernel/linux/linux-5.10/net/mac80211/
Dagg-tx.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright 2002-2005, Instant802 Networks, Inc.
7 * Copyright 2005-2006, Devicescape Software, Inc.
8 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
10 * Copyright 2007-2010, Intel Corporation
11 * Copyright(c) 2015-2017 Intel Deutschland GmbH
12 * Copyright (C) 2018 - 2022 Intel Corporation
20 #include "driver-ops.h"
24 * DOC: TX A-MPDU aggregation
28 * packets with a flag indicating A-MPDU aggregation. The driver
[all …]
Dagg-rx.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright 2002-2005, Instant802 Networks, Inc.
7 * Copyright 2005-2006, Devicescape Software, Inc.
8 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
10 * Copyright 2007-2010, Intel Corporation
11 * Copyright(c) 2015-2017 Intel Deutschland GmbH
12 * Copyright (C) 2018-2021 Intel Corporation
16 * DOC: RX A-MPDU aggregation
19 * @ampdu_action callback that is invoked to start/stop any
20 * block-ack sessions for RX aggregation.
[all …]
Dpm.c1 // SPDX-License-Identifier: GPL-2.0
7 #include "driver-ops.h"
10 static void ieee80211_sched_scan_cancel(struct ieee80211_local *local) in ieee80211_sched_scan_cancel() argument
12 if (ieee80211_request_sched_scan_stop(local)) in ieee80211_sched_scan_cancel()
14 cfg80211_sched_scan_stopped_rtnl(local->hw.wiphy, 0); in ieee80211_sched_scan_cancel()
19 struct ieee80211_local *local = hw_to_local(hw); in __ieee80211_suspend() local
23 if (!local->open_count) in __ieee80211_suspend()
26 ieee80211_scan_cancel(local); in __ieee80211_suspend()
28 ieee80211_dfs_cac_cancel(local); in __ieee80211_suspend()
30 ieee80211_roc_purge(local, NULL); in __ieee80211_suspend()
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/kernel/linux/linux-5.10/kernel/time/
Dtick-broadcast.c1 // SPDX-License-Identifier: GPL-2.0
3 * This file contains functions which emulate a local clock-event
6 * Copyright(C) 2005-2006, Thomas Gleixner <tglx@linutronix.de>
7 * Copyright(C) 2005-2007, Red Hat, Inc., Ingo Molnar
8 * Copyright(C) 2006-2007, Timesys Corp., Thomas Gleixner
20 #include "tick-internal.h"
23 * Broadcast support for broken x86 hardware, where the local apic
24 * timer stops in C3 state.
79 if ((newdev->features & CLOCK_EVT_FEAT_DUMMY) || in tick_check_broadcast_device()
80 (newdev->features & CLOCK_EVT_FEAT_PERCPU) || in tick_check_broadcast_device()
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/kernel/linux/linux-6.6/kernel/time/
Dtick-broadcast.c1 // SPDX-License-Identifier: GPL-2.0
3 * This file contains functions which emulate a local clock-event
6 * Copyright(C) 2005-2006, Thomas Gleixner <tglx@linutronix.de>
7 * Copyright(C) 2005-2007, Red Hat, Inc., Ingo Molnar
8 * Copyright(C) 2006-2007, Timesys Corp., Thomas Gleixner
20 #include "tick-internal.h"
23 * Broadcast support for broken x86 hardware, where the local apic
24 * timer stops in C3 state.
89 if ((newdev->features & CLOCK_EVT_FEAT_DUMMY) || in tick_check_broadcast_device()
90 (newdev->features & CLOCK_EVT_FEAT_PERCPU) || in tick_check_broadcast_device()
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/kernel/linux/linux-5.10/arch/arm64/boot/dts/qcom/
Dsdm630.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
6 #include <dt-bindings/clock/qcom,gcc-sdm660.h>
7 #include <dt-bindings/clock/qcom,rpmcc.h>
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
12 interrupt-parent = <&intc>;
14 #address-cells = <2>;
15 #size-cells = <2>;
20 xo_board: xo-board {
21 compatible = "fixed-clock";
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/kernel/linux/linux-5.10/include/uapi/linux/
Dcyclades.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
57 *fold in changes for Cyclom-Z -- including structures for
63 *to support use of this file in non-kernel applications
117 /*************** CYCLOM-Z ADDITIONS ***************/
156 * CUSTOM_REG - Cyclom-Z/PCI Custom Registers Set. The driver
165 __u32 cpu_stop; /* CPU stop Register (write) */
169 __u32 clear_timer0_irq; /* Clear timer interrupt Register */
170 __u32 clear_timer1_irq; /* Clear timer interrupt Register */
171 __u32 clear_timer2_irq; /* Clear timer interrupt Register */
174 __u32 timer_select; /* Timer select register */
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/kernel/linux/linux-5.10/Documentation/x86/x86_64/
Dboot-options.rst1 .. SPDX-License-Identifier: GPL-2.0
30 Disable features for corrected errors, e.g. polling timer
39 Do not opt-in to Local MCE delivery. Use legacy method
62 Don't overwrite the bios-set CMCI threshold. This boot option
69 Force-enable recoverable machine check code paths
80 Use IO-APIC. Default
83 Don't use the IO-APIC.
86 Don't use the local APIC
89 Don't use the local APIC (alias for i386 compatibility)
92 See Documentation/x86/i386/IO-APIC.rst
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/kernel/linux/linux-5.10/Documentation/virt/kvm/
Dtimekeeping.rst1 .. SPDX-License-Identifier: GPL-2.0
4 Timekeeping Virtualization for X86-Based Architectures
32 information relevant to KVM and hardware-based virtualization.
41 2.1. i8254 - PIT
42 ----------------
44 One of the first timer devices available is the programmable interrupt timer,
46 channels which can be programmed to deliver periodic or one-shot interrupts.
53 The PIT uses I/O ports 0x40 - 0x43. Access to the 16-bit counters is done
55 available, but not all modes are available to all timers, as only timer 2
59 -------------- ----------------
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/kernel/linux/linux-6.6/Documentation/virt/kvm/x86/
Dtimekeeping.rst1 .. SPDX-License-Identifier: GPL-2.0
4 Timekeeping Virtualization for X86-Based Architectures
32 information relevant to KVM and hardware-based virtualization.
41 2.1. i8254 - PIT
42 ----------------
44 One of the first timer devices available is the programmable interrupt timer,
46 channels which can be programmed to deliver periodic or one-shot interrupts.
53 The PIT uses I/O ports 0x40 - 0x43. Access to the 16-bit counters is done
55 available, but not all modes are available to all timers, as only timer 2
59 -------------- ----------------
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/kernel/linux/linux-6.6/net/rxrpc/
Dpeer_event.c1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include "ar-internal.h"
26 * Find the peer associated with a local error.
28 static struct rxrpc_peer *rxrpc_lookup_peer_local_rcu(struct rxrpc_local *local, in rxrpc_lookup_peer_local_rcu() argument
37 srx->transport_type = local->srx.transport_type; in rxrpc_lookup_peer_local_rcu()
38 srx->transport_len = local->srx.transport_len; in rxrpc_lookup_peer_local_rcu()
39 srx->transport.family = local->srx.transport.family; in rxrpc_lookup_peer_local_rcu()
44 switch (srx->transport.family) { in rxrpc_lookup_peer_local_rcu()
46 srx->transport_len = sizeof(srx->transport.sin); in rxrpc_lookup_peer_local_rcu()
47 srx->transport.family = AF_INET; in rxrpc_lookup_peer_local_rcu()
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/kernel/linux/linux-6.6/Documentation/timers/
Dhighres.rst8 https://www.kernel.org/doc/ols/2006/ols2006v1-pages-333-346.pdf
11 http://www.cs.columbia.edu/~nahum/w6998/papers/ols2006-hrtimers-slides.pdf
23 - hrtimer base infrastructure
24 - timeofday and clock source management
25 - clock event management
26 - high resolution timer functionality
27 - dynamic ticks
31 ---------------------------
37 The main differences to the timer wheel, which holds the armed timer_list type
40 - time ordered enqueueing into a rb-tree
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/kernel/linux/linux-5.10/Documentation/timers/
Dhighres.rst8 https://www.kernel.org/doc/ols/2006/ols2006v1-pages-333-346.pdf
11 http://www.cs.columbia.edu/~nahum/w6998/papers/ols2006-hrtimers-slides.pdf
23 - hrtimer base infrastructure
24 - timeofday and clock source management
25 - clock event management
26 - high resolution timer functionality
27 - dynamic ticks
31 ---------------------------
37 The main differences to the timer wheel, which holds the armed timer_list type
40 - time ordered enqueueing into a rb-tree
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/kernel/linux/linux-5.10/Documentation/driver-api/
Dipmi.rst12 standardized database for field-replaceable units (FRUs) and a watchdog
13 timer.
25 -------------
32 No matter what, you must pick 'IPMI top-level message handler' to use
35 The message handler does not provide any user-level interfaces.
50 these enabled and let the drivers auto-detect what is present.
61 "The SMBus Driver" on how to hand-configure your system.
63 IPMI defines a standard watchdog timer. You can enable this with the
64 'IPMI Watchdog Timer' config option. If you compile the driver into
65 the kernel, then via a kernel command-line option you can have the
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/kernel/linux/linux-5.10/drivers/net/fddi/skfp/
Dhwt.c1 // SPDX-License-Identifier: GPL-2.0-or-later
14 * Timer Driver for FBI board (timer chip 82C54)
20 * 28-Jun-1994 sw Edit v1.6.
21 * MCA: Added support for the SK-NET FDDI-FM2 adapter. The
35 * Prototypes of local functions.
37 /* 28-Jun-1994 sw - Note: hwt_restart() is also used in module 'drvfbi.c'. */
44 * Start hardware timer (clock ticks are 16us).
50 * smc - A pointer to the SMT Context structure.
52 * time - The time in units of 16us to load the timer with.
66 smc->hw.t_start = time ; in hwt_start()
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/kernel/linux/linux-6.6/drivers/net/fddi/skfp/
Dhwt.c1 // SPDX-License-Identifier: GPL-2.0-or-later
14 * Timer Driver for FBI board (timer chip 82C54)
20 * 28-Jun-1994 sw Edit v1.6.
21 * MCA: Added support for the SK-NET FDDI-FM2 adapter. The
31 * Prototypes of local functions.
33 /* 28-Jun-1994 sw - Note: hwt_restart() is also used in module 'drvfbi.c'. */
40 * Start hardware timer (clock ticks are 16us).
46 * smc - A pointer to the SMT Context structure.
48 * time - The time in units of 16us to load the timer with.
62 smc->hw.t_start = time ; in hwt_start()
[all …]
/kernel/linux/linux-5.10/net/rxrpc/
Dpeer_event.c1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include "ar-internal.h"
28 static struct rxrpc_peer *rxrpc_lookup_peer_icmp_rcu(struct rxrpc_local *local, in rxrpc_lookup_peer_icmp_rcu() argument
37 srx->transport_type = local->srx.transport_type; in rxrpc_lookup_peer_icmp_rcu()
38 srx->transport_len = local->srx.transport_len; in rxrpc_lookup_peer_icmp_rcu()
39 srx->transport.family = local->srx.transport.family; in rxrpc_lookup_peer_icmp_rcu()
44 switch (srx->transport.family) { in rxrpc_lookup_peer_icmp_rcu()
46 srx->transport_len = sizeof(srx->transport.sin); in rxrpc_lookup_peer_icmp_rcu()
47 srx->transport.family = AF_INET; in rxrpc_lookup_peer_icmp_rcu()
48 srx->transport.sin.sin_port = serr->port; in rxrpc_lookup_peer_icmp_rcu()
[all …]
/kernel/linux/linux-6.6/Documentation/driver-api/
Dipmi.rst12 standardized database for field-replaceable units (FRUs) and a watchdog
13 timer.
25 -------------
32 No matter what, you must pick 'IPMI top-level message handler' to use
35 The message handler does not provide any user-level interfaces.
50 these enabled and let the drivers auto-detect what is present.
61 "The SMBus Driver" on how to hand-configure your system.
63 IPMI defines a standard watchdog timer. You can enable this with the
64 'IPMI Watchdog Timer' config option. If you compile the driver into
65 the kernel, then via a kernel command-line option you can have the
[all …]
/kernel/linux/linux-6.6/drivers/clocksource/
Dtimer-fttmr010.c1 // SPDX-License-Identifier: GPL-2.0
3 * Faraday Technology FTTMR010 timer driver
6 * Based on a rewrite of arch/arm/mach-gemini/timer.c:
7 * Copyright (C) 2001-2006 Storlink, Corp.
8 * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
24 * Register definitions common for all the timer variants.
64 * bits for setting the timer to count upwards.
81 * - aspeed timer overflow interrupt is controlled by bits in Control
83 * - aspeed timers always generate interrupt when either one of the
112 * A local singleton used by sched_clock and delay timer reads, which are
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