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/Linux-v6.6/drivers/remoteproc/
Dremoteproc_sysfs.c1 // SPDX-License-Identifier: GPL-2.0-only
18 return sysfs_emit(buf, "%s", rproc->recovery_disabled ? "disabled\n" : "enabled\n"); in recovery_show()
22 * By writing to the 'recovery' sysfs entry, we control the behavior of the
23 * recovery mechanism dynamically. The default value of this entry is "enabled".
25 * The 'recovery' sysfs entry supports these commands:
29 * processor crashes while recovery is disabled, it will
30 * be automatically recovered too as soon as recovery is enabled.
36 * recover: This function will trigger an immediate recovery if the
38 * or checking the recovery state (enabled/disabled).
40 * additional crashes to happen after enabling recovery. In this
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/Linux-v6.6/Documentation/devicetree/bindings/sound/
Dst,sta32x.txt7 - compatible: "st,sta32x"
8 - reg: the I2C address of the device for I2C
9 - reset-gpios: a GPIO spec for the reset pin. If specified, it will be
12 - power-down-gpios: a GPIO spec for the power down pin. If specified,
16 - Vdda-supply: regulator spec, providing 3.3V
17 - Vdd3-supply: regulator spec, providing 3.3V
18 - Vcc-supply: regulator spec, providing 5V - 26V
22 - clocks, clock-names: Clock specifier for XTI input clock.
24 and disabled when it is removed. The 'clock-names' must be set to 'xti'.
26 - st,output-conf: number, Selects the output configuration:
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Dst,sta350.txt7 - compatible: "st,sta350"
8 - reg: the I2C address of the device for I2C
9 - reset-gpios: a GPIO spec for the reset pin. If specified, it will be
12 - power-down-gpios: a GPIO spec for the power down pin. If specified,
16 - vdd-dig-supply: regulator spec, providing 3.3V
17 - vdd-pll-supply: regulator spec, providing 3.3V
18 - vcc-supply: regulator spec, providing 5V - 26V
22 - st,output-conf: number, Selects the output configuration:
23 0: 2-channel (full-bridge) power, 2-channel data-out
24 1: 2 (half-bridge). 1 (full-bridge) on-board power
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Dcs35l32.txt5 - compatible : "cirrus,cs35l32"
7 - reg : the I2C address of the device for I2C. Address is determined by the level
10 - VA-supply, VP-supply : power supplies for the device,
15 - reset-gpios : a GPIO spec for the reset pin. If specified, it will be
18 - cirrus,boost-manager : Boost voltage control.
19 0 = Automatically managed. Boost-converter output voltage is the higher
21 1 = Automatically managed irrespective of audio, adapting for low-power
22 dissipation when LEDs are ON, and operating in Fixed-Boost Bypass Mode
24 2 = (Default) Boost voltage fixed in Bypass Mode (VBST = VP).
27 - cirrus,sdout-datacfg : Data configuration for dual CS35L32 applications only.
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/Linux-v6.6/fs/gfs2/
Dlock_dlm.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
4 * Copyright 2004-2011 Red Hat, Inc.
20 #include "recovery.h"
26 * gfs2_update_stats - Update time based stats
52 s64 delta = sample - s->stats[index]; in gfs2_update_stats()
53 s->stats[index] += (delta >> 3); in gfs2_update_stats()
55 s->stats[index] += (s64)(abs(delta) - s->stats[index]) >> 2; in gfs2_update_stats()
59 * gfs2_update_reply_times - Update locking statistics
62 * This assumes that gl->gl_dstamp has been set earlier.
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/Linux-v6.6/Documentation/devicetree/bindings/power/reset/
Dreboot-mode.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/power/reset/reboot-mode.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Generic reboot mode core map
10 - Andy Yan <andy.yan@rock-chips.com>
13 This driver get reboot mode arguments and call the write
18 All mode properties are vendor specific, it is a indication to tell
20 as mode-xxx = <magic> (xxx is mode name, magic should be a non-zero value).
23 - normal: Normal reboot mode, system reboot with command "reboot".
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/Linux-v6.6/fs/ocfs2/dlm/
Ddlmlock.c1 // SPDX-License-Identifier: GPL-2.0-or-later
57 return -ENOMEM; in dlm_init_lock_cache()
68 * caller needs: res->spinlock
78 list_for_each_entry(tmplock, &res->granted, list) { in dlm_can_grant_new_lock()
79 if (!dlm_lock_compatible(tmplock->ml.type, lock->ml.type)) in dlm_can_grant_new_lock()
83 list_for_each_entry(tmplock, &res->converting, list) { in dlm_can_grant_new_lock()
84 if (!dlm_lock_compatible(tmplock->ml.type, lock->ml.type)) in dlm_can_grant_new_lock()
86 if (!dlm_lock_compatible(tmplock->ml.convert_type, in dlm_can_grant_new_lock()
87 lock->ml.type)) in dlm_can_grant_new_lock()
97 * taken: takes and drops res->spinlock
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/Linux-v6.6/drivers/gpu/drm/amd/display/dc/link/protocols/
Dlink_dp_training_dpia.c44 link->ctx->logger
69 DPIA_TS_UFP_DONE = 0xff /* Done training DPTX-to-DPIA hop. */
75 uint8_t mode : 1; member
92 /* Configure link as prescribed in link_setting; set LTTPR mode; and
98 * @param[out] lt_settings Link settings and drive settings (voltage swing and pre-emphasis).
109 DC_LOG_HW_LINK_TRAINING("%s\n DPIA(%d) configuring\n - LTTPR mode(%d)\n", in dpia_configure_link()
111 link->link_id.enum_id - ENUM_ID_1, in dpia_configure_link()
112 lt_settings->lttpr_mode); in dpia_configure_link()
119 dp_get_lttpr_mode_override(link, &lt_settings->lttpr_mode); in dpia_configure_link()
122 if (status != DC_OK && link->is_hpd_pending) in dpia_configure_link()
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/Linux-v6.6/Documentation/mm/
Dhwpoison.rst9 (``MCA recovery``). This requires the OS to declare a page "poisoned",
41 The code consists of a the high level handler in mm/memory-failure.c,
46 of applications. KVM support requires a recent qemu-kvm release.
54 Failure recovery modes
57 There are two (actually three) modes memory failure recovery can be in:
60 All memory failures cause a panic. Do not attempt recovery.
67 This is the mode used by KVM qemu.
81 Enable early kill mode globally
84 Set early/late kill mode/revert to system default
89 arg2 defines thread specific mode
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/Linux-v6.6/tools/testing/selftests/drivers/net/bonding/
DMakefile1 # SPDX-License-Identifier: GPL-2.0
5 bond-arp-interval-causes-panic.sh \
6 bond-break-lacpdu-tx.sh \
7 bond-lladdr-target.sh \
9 mode-1-recovery-updelay.sh \
10 mode-2-recovery-updelay.sh \
12 bond-eth-type-change.sh \
/Linux-v6.6/include/linux/
Di2c.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * i2c.h - definitions for the Linux i2c bus interface
4 * Copyright (C) 1995-2000 Simon G. Vogl
5 * Copyright (C) 2013-2019 Wolfram Sang <wsa@kernel.org>
30 /* --- General options ------------------------------------------------ */
56 /* Return the Frequency mode string based on the bus frequency */
70 * i2c_master_recv - issue a single I2C message in master receive mode
84 * i2c_master_recv_dmasafe - issue a single I2C message in master receive mode
100 * i2c_master_send - issue a single I2C message in master transmit mode
114 * i2c_master_send_dmasafe - issue a single I2C message in master transmit mode
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Ddlm.h1 /* SPDX-License-Identifier: GPL-2.0-only */
5 ** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
6 ** Copyright (C) 2004-2011 Red Hat, Inc. All rights reserved.
23 * recover_prep: called before the dlm begins lock recovery.
27 * recover_done: called after the dlm completes lock recovery.
48 * is not used. When set, dlm_new_lockspace() returns -EBADR if cluster
57 * dlm_new_lockspace() should return -EEXIST if the lockspace exists.
63 * ops: callbacks that indicate lockspace recovery points so the
64 * caller can coordinate its recovery and know lockspace members.
71 * be used or not. 0: will be used, -EXXX will not be used.
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/Linux-v6.6/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/
Dsetup.c1 // SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
15 mlx5_core_err(mdev, "Legacy RQ linear mode for XSK can't be activated with current params\n"); in mlx5e_legacy_rq_validate_xsk()
16 return -EINVAL; in mlx5e_legacy_rq_validate_xsk()
32 if (xsk->chunk_size > PAGE_SIZE || xsk->chunk_size < MLX5E_MIN_XSK_CHUNK_SIZE) { in mlx5e_validate_xsk_param()
33 mlx5_core_err(mdev, "XSK chunk size %u out of bounds [%u, %lu]\n", xsk->chunk_size, in mlx5e_validate_xsk_param()
39 * SKB mode is possible. in mlx5e_validate_xsk_param()
41 switch (params->rq_wq_type) { in mlx5e_validate_xsk_param()
55 mlx5e_build_rq_param(mdev, params, xsk, q_counter, &cparam->rq); in mlx5e_build_xsk_cparam()
56 mlx5e_build_xdpsq_param(mdev, params, xsk, &cparam->xdp_sq); in mlx5e_build_xsk_cparam()
65 struct mlx5_core_dev *mdev = c->mdev; in mlx5e_init_xsk_rq()
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/Linux-v6.6/fs/dlm/
Ddlm_internal.h1 /* SPDX-License-Identifier: GPL-2.0-only */
5 ** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
6 ** Copyright (C) 2004-2011 Red Hat, Inc. All rights reserved.
61 printk(KERN_ERR "dlm: %s: " fmt "\n", (ls)->ls_name , ##args)
67 (ls)->ls_name, ##args); \
70 (ls)->ls_name , ##args); \
77 (ls)->ls_name , ##args); \
84 (ls)->ls_name , ##args); \
127 * Save and manage recovery state for a lockspace.
145 void (*bastfn) (void *astparam, int mode);
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/Linux-v6.6/arch/arm64/boot/dts/marvell/
Darmada-3720-uDPU.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 /dts-v1/;
5 #include "armada-3720-uDPU.dtsi"
11 sfp_eth0: sfp-eth0 {
13 i2c-bus = <&i2c0>;
14 los-gpios = <&gpiosb 2 GPIO_ACTIVE_HIGH>;
15 mod-def0-gpios = <&gpiosb 3 GPIO_ACTIVE_LOW>;
16 tx-disable-gpios = <&gpiosb 4 GPIO_ACTIVE_HIGH>;
17 tx-fault-gpios = <&gpiosb 5 GPIO_ACTIVE_HIGH>;
18 maximum-power-milliwatt = <3000>;
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/Linux-v6.6/drivers/ata/
Dpata_cs5520.c1 // SPDX-License-Identifier: GPL-2.0-or-later
8 * PIO mode and smarter silicon.
11 * drive for the right PIO mode. We must also ignore all the blacklists
40 int recovery; member
52 * cs5520_set_timings - program PIO timings
57 * Program the PIO mode timings for the controller according to the pio
63 struct pci_dev *pdev = to_pci_dev(ap->host->dev); in cs5520_set_timings()
64 int slave = adev->devno; in cs5520_set_timings()
66 pio -= XFER_PIO_0; in cs5520_set_timings()
69 pci_write_config_byte(pdev, 0x62 + ap->port_no, in cs5520_set_timings()
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Dpata_artop.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * pata_artop.c - ARTOP ATA controller driver
9 * Copyright (C) 1999-2002 Andre Hedrick <andre@linux-ide.org>
11 * driver by Thibaut VARENE <varenet@parisc-linux.org>
43 * artop62x0_pre_reset - probe begin
57 struct ata_port *ap = link->ap; in artop62x0_pre_reset()
58 struct pci_dev *pdev = to_pci_dev(ap->host->dev); in artop62x0_pre_reset()
61 if ((pdev->device & 1) && in artop62x0_pre_reset()
62 !pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no])) in artop62x0_pre_reset()
63 return -ENOENT; in artop62x0_pre_reset()
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Dpata_sis.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * pata_sis.c - SiS ATA driver
9 * Copyright (C) 1999-2000 Andre Hedrick <andre@linux-ide.org>
67 while (lap->device) { in sis_short_ata40()
68 if (lap->device == dev->device && in sis_short_ata40()
69 lap->subvendor == dev->subsystem_vendor && in sis_short_ata40()
70 lap->subdevice == dev->subsystem_device) in sis_short_ata40()
79 * sis_old_port_base - return PCI configuration base for dev
88 return 0x40 + (4 * adev->link->ap->port_no) + (2 * adev->devno); in sis_old_port_base()
92 * sis_port_base - return PCI configuration base for dev
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/Linux-v6.6/drivers/md/
Ddm-raid.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2010-2011 Neil Brown
4 * Copyright (C) 2010-2018 Red Hat, Inc. All rights reserved.
16 #include "md-bitmap.h"
18 #include <linux/device-mapper.h>
21 #define MAX_RAID_DEVICES 253 /* md-raid kernel limit */
36 * The following flags are used by dm-raid to set up the array state.
45 * ti->len and give more flexibility in altering size and
51 * |--------- Physical Device ---------|
52 * |- meta_dev -|------ data_dev ------|
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Dmd-cluster.c1 // SPDX-License-Identifier: GPL-2.0-or-later
13 #include "md-bitmap.h"
14 #include "md-cluster.h"
26 void (*bast)(void *arg, int mode); /* blocking AST function pointer*/
28 int mode; member
120 res->sync_locking_done = true; in sync_ast()
121 wake_up(&res->sync_locking); in sync_ast()
124 static int dlm_lock_sync(struct dlm_lock_resource *res, int mode) in dlm_lock_sync() argument
128 ret = dlm_lock(res->ls, mode, &res->lksb, in dlm_lock_sync()
129 res->flags, res->name, strlen(res->name), in dlm_lock_sync()
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/Linux-v6.6/Documentation/devicetree/bindings/regulator/
Dregulator.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liam Girdwood <lgirdwood@gmail.com>
11 - Mark Brown <broonie@kernel.org>
14 regulator-name:
18 regulator-min-microvolt:
21 regulator-max-microvolt:
24 regulator-microvolt-offset:
28 regulator-min-microamp:
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/Linux-v6.6/drivers/s390/char/
Dtape_34xx.c1 // SPDX-License-Identifier: GPL-2.0
7 * Tuan Ngo-Anh <ngoanh@de.ibm.com>
58 struct tape_device *device = request->device; in __tape_34xx_medium_sense()
61 if (request->rc == 0) { in __tape_34xx_medium_sense()
62 sense = request->cpdata; in __tape_34xx_medium_sense()
66 * means that the drive is 'neither ready nor on-line' it is in __tape_34xx_medium_sense()
76 device->tape_generic_status |= GMT_WR_PROT(~0); in __tape_34xx_medium_sense()
78 device->tape_generic_status &= ~GMT_WR_PROT(~0); in __tape_34xx_medium_sense()
81 request->rc); in __tape_34xx_medium_sense()
96 request->op = TO_MSEN; in tape_34xx_medium_sense()
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/Linux-v6.6/arch/arm64/boot/dts/nvidia/
Dtegra234-p3768-0000.dtsi1 // SPDX-License-Identifier: GPL-2.0
4 compatible = "nvidia,p3768-0000";
11 stdout-path = "serial0:115200n8";
23 vcc-supply = <&vdd_1v8_sys>;
24 address-width = <8>;
27 read-only;
36 assigned-clocks = <&bpmp TEGRA234_CLK_PWM3>;
37 assigned-clock-parents = <&bpmp TEGRA234_CLK_PLLP_OUT0>;
47 usb2-0 {
52 usb2-1 {
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/Linux-v6.6/include/ufs/
Dufs_quirks.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2014-2016, The Linux Foundation. All rights reserved.
22 * ufs_dev_quirk - ufs device quirk info
42 * - As soon as SW sees the DL NAC error, it should schedule the error handler
43 * - Error handler would sleep for 50ms to see if there are any fatal errors
45 * - If there are fatal errors then SW does normal error recovery.
46 * - If there are no fatal errors then SW sends the NOP command to device
48 * - If NOP command times out, SW does normal error recovery
49 * - If NOP command succeed, skip the error handling.
52 * enable this quirk to initiate quick error recovery and also silence related
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/Linux-v6.6/fs/ubifs/
Ddebug.h1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (C) 2006-2008 Nokia Corporation.
28 * ubifs_debug_info - per-FS debugging information.
29 * @old_zroot: old index root - used by 'dbg_check_old_index()'
30 * @old_zroot_level: old index root level - used by 'dbg_check_old_index()'
31 * @old_zroot_sqnum: old index root sqnum - used by 'dbg_check_old_index()'
33 * @pc_happened: non-zero if an emulated power cut happened
35 * @pc_timeout: time in jiffies when delay of failure mode expires
36 * @pc_cnt: current number of calls to failure mode I/O functions
37 * @pc_cnt_max: number of calls by which to delay failure mode
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