| /kernel/linux/linux-5.10/drivers/base/power/ |
| D | wakeirq.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Device wakeirq helper functions */
3 #include <linux/device.h>
5 #include <linux/irq.h>
13 * dev_pm_attach_wake_irq - Attach device interrupt as a wake IRQ
14 * @dev: Device entry
15 * @irq: Device wake-up capable interrupt
16 * @wirq: Wake irq specific data
18 * Internal function to attach either a device IO interrupt or a
19 * dedicated wake-up interrupt as a wake IRQ.
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| /kernel/linux/linux-6.6/drivers/base/power/ |
| D | wakeirq.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Device wakeirq helper functions */
3 #include <linux/device.h>
5 #include <linux/irq.h>
13 * dev_pm_attach_wake_irq - Attach device interrupt as a wake IRQ
14 * @dev: Device entry
15 * @wirq: Wake irq specific data
17 * Internal function to attach a dedicated wake-up interrupt as a wake IRQ.
19 static int dev_pm_attach_wake_irq(struct device *dev, struct wake_irq *wirq) in dev_pm_attach_wake_irq()
24 return -EINVAL; in dev_pm_attach_wake_irq()
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| /kernel/linux/linux-5.10/drivers/acpi/ |
| D | pci_link.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * pci_link.c - ACPI PCI Interrupt Link Device Driver ($Revision: 34 $)
10 * 1. Support more than one IRQ resource entry per link device (index).
12 * for IRQ management (e.g. start()->_SRS).
26 #include <linux/irq.h>
36 static int acpi_pci_link_add(struct acpi_device *device,
38 static void acpi_pci_link_remove(struct acpi_device *device);
53 * later even the link is disable. Instead, we just repick the active irq
56 u32 active; /* Current IRQ */
68 struct acpi_device *device; member
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| D | irq.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * ACPI GSI IRQ layer
9 #include <linux/irq.h>
18 * acpi_gsi_to_irq() - Retrieve the linux irq number for a given GSI
19 * @gsi: GSI IRQ number to map
20 * @irq: pointer where linux IRQ number is stored
22 * irq location updated with irq value [>0 on success, 0 on failure]
25 * -EINVAL on failure
27 int acpi_gsi_to_irq(u32 gsi, unsigned int *irq) in acpi_gsi_to_irq() argument
32 *irq = irq_find_mapping(d, gsi); in acpi_gsi_to_irq()
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| /kernel/linux/linux-6.6/drivers/acpi/ |
| D | pci_link.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * pci_link.c - ACPI PCI Interrupt Link Device Driver ($Revision: 34 $)
10 * 1. Support more than one IRQ resource entry per link device (index).
12 * for IRQ management (e.g. start()->_SRS).
28 #include <linux/irq.h>
36 static int acpi_pci_link_add(struct acpi_device *device,
38 static void acpi_pci_link_remove(struct acpi_device *device);
53 * later even the link is disable. Instead, we just repick the active irq
56 u32 active; /* Current IRQ */
68 struct acpi_device *device; member
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| D | irq.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * ACPI GSI IRQ layer
9 #include <linux/irq.h>
19 * acpi_gsi_to_irq() - Retrieve the linux irq number for a given GSI
20 * @gsi: GSI IRQ number to map
21 * @irq: pointer where linux IRQ number is stored
23 * irq location updated with irq value [>0 on success, 0 on failure]
26 * -EINVAL on failure
28 int acpi_gsi_to_irq(u32 gsi, unsigned int *irq) in acpi_gsi_to_irq() argument
34 *irq = irq_find_mapping(d, gsi); in acpi_gsi_to_irq()
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| /kernel/linux/linux-5.10/kernel/irq/ |
| D | devres.c | 1 // SPDX-License-Identifier: GPL-2.0
4 #include <linux/device.h>
6 #include <linux/irq.h>
11 * Device resource management aware IRQ request/free implementation.
14 unsigned int irq; member
18 static void devm_irq_release(struct device *dev, void *res) in devm_irq_release()
22 free_irq(this->irq, this->dev_id); in devm_irq_release()
25 static int devm_irq_match(struct device *dev, void *res, void *data) in devm_irq_match()
29 return this->irq == match->irq && this->dev_id == match->dev_id; in devm_irq_match()
33 * devm_request_threaded_irq - allocate an interrupt line for a managed device
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| /kernel/linux/linux-6.6/kernel/irq/ |
| D | devres.c | 1 // SPDX-License-Identifier: GPL-2.0
4 #include <linux/device.h>
6 #include <linux/irq.h>
11 * Device resource management aware IRQ request/free implementation.
14 unsigned int irq; member
18 static void devm_irq_release(struct device *dev, void *res) in devm_irq_release()
22 free_irq(this->irq, this->dev_id); in devm_irq_release()
25 static int devm_irq_match(struct device *dev, void *res, void *data) in devm_irq_match()
29 return this->irq == match->irq && this->dev_id == match->dev_id; in devm_irq_match()
33 * devm_request_threaded_irq - allocate an interrupt line for a managed device
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| /kernel/linux/linux-5.10/drivers/platform/x86/ |
| D | dell-smo8800.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * dell-smo8800.c - Dell Latitude ACPI SMO88XX freefall sensor driver
22 u32 irq; /* acpi device irq */ member
25 unsigned long misc_opened; /* whether the device is open */
27 struct device *dev; /* acpi device */
30 static irqreturn_t smo8800_interrupt_quick(int irq, void *data) in smo8800_interrupt_quick() argument
34 atomic_inc(&smo8800->counter); in smo8800_interrupt_quick()
35 wake_up_interruptible(&smo8800->misc_wait); in smo8800_interrupt_quick()
39 static irqreturn_t smo8800_interrupt_thread(int irq, void *data) in smo8800_interrupt_thread() argument
43 dev_info(smo8800->dev, "detected free fall\n"); in smo8800_interrupt_thread()
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| /kernel/linux/linux-5.10/arch/x86/pci/ |
| D | irq.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Low-Level PCI Support for PC -- Routing of Interrupts
5 * (c) 1999--2000 Martin Mares <mj@ucw.cz>
17 #include <linux/irq.h>
46 u16 vendor, device; member
54 int (*probe)(struct irq_router *r, struct pci_dev *router, u16 device);
61 * Check passed address for the PCI IRQ Routing Table signature
72 if (rt->signature != PIRQ_SIGNATURE || in pirq_check_routing_table()
73 rt->version != PIRQ_VERSION || in pirq_check_routing_table()
74 rt->size % 16 || in pirq_check_routing_table()
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| /kernel/linux/linux-5.10/drivers/staging/media/atomisp/pci/hive_isp_css_include/host/ |
| D | irq_public.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
22 /*! Read the control registers of IRQ[ID]
24 \param ID[in] IRQ identifier
25 \param state[out] irq controller state structure
27 \return none, state = IRQ[ID].state
32 /*! Write to a control register of IRQ[ID]
34 \param ID[in] IRQ identifier
38 \return none, IRQ[ID].ctrl[reg] = value
45 /*! Read from a control register of IRQ[ID]
47 \param ID[in] IRQ identifier
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| /kernel/linux/linux-6.6/drivers/staging/media/atomisp/pci/hive_isp_css_include/host/ |
| D | irq_public.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
22 /*! Read the control registers of IRQ[ID]
24 \param ID[in] IRQ identifier
25 \param state[out] irq controller state structure
27 \return none, state = IRQ[ID].state
32 /*! Write to a control register of IRQ[ID]
34 \param ID[in] IRQ identifier
38 \return none, IRQ[ID].ctrl[reg] = value
45 /*! Read from a control register of IRQ[ID]
47 \param ID[in] IRQ identifier
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| /kernel/linux/linux-6.6/arch/x86/pci/ |
| D | irq.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Low-Level PCI Support for PC -- Routing of Interrupts
5 * (c) 1999--2000 Martin Mares <mj@ucw.cz>
18 #include <linux/irq.h>
22 #include <asm/pc-conf-reg.h>
52 u16 vendor, device; member
57 int irq);
62 int (*probe)(struct irq_router *r, struct pci_dev *router, u16 device);
69 * Check passed address for the PCI IRQ Routing Table signature
81 if (rt->signature != PIRQ_SIGNATURE || in pirq_check_routing_table()
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/interrupt-controller/ |
| D | st,stih407-irq-syscfg.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/st,stih407-irq-syscfg.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Patrice Chotard <patrice.chotard@foss.st.com>
15 Configuration registers. This device is used to unmask them prior to use.
19 const: st,stih407-irq-syscfg
22 description: Phandle to Cortex-A9 IRQ system config registers
25 st,irq-device:
27 $ref: /schemas/types.yaml#/definitions/uint32-array
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| /kernel/linux/linux-6.6/drivers/gpu/drm/amd/amdgpu/ |
| D | amdgpu_irq.c | 33 * passed to amdgpu IRQ handler which is responsible for detecting source and
41 * For GPU interrupt sources that may be driven by another driver, IRQ domain
45 #include <linux/irq.h>
118 * amdgpu_irq_disable_all - disable *all* interrupts
120 * @adev: amdgpu device pointer
130 spin_lock_irqsave(&adev->irq.lock, irqflags); in amdgpu_irq_disable_all()
132 if (!adev->irq.client[i].sources) in amdgpu_irq_disable_all()
136 struct amdgpu_irq_src *src = adev->irq.client[i].sources[j]; in amdgpu_irq_disable_all()
138 if (!src || !src->funcs->set || !src->num_types) in amdgpu_irq_disable_all()
141 for (k = 0; k < src->num_types; ++k) { in amdgpu_irq_disable_all()
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| /kernel/linux/linux-6.6/drivers/gpu/drm/radeon/ |
| D | radeon_irq_kms.c | 47 * radeon_driver_irq_handler_kms - irq handler for KMS
49 * This is the irq handler for the radeon KMS driver (all asics).
50 * radeon_irq_process is a macro that points to the per-asic
51 * irq handler callback.
53 static irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg) in radeon_driver_irq_handler_kms() argument
56 struct radeon_device *rdev = dev->dev_private; in radeon_driver_irq_handler_kms()
61 pm_runtime_mark_last_busy(dev->dev); in radeon_driver_irq_handler_kms()
69 * radeon_hotplug_work_func - display hotplug work handler
74 * The work gets scheduled from the irq handler if there
84 struct drm_mode_config *mode_config = &dev->mode_config; in radeon_hotplug_work_func()
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| /kernel/linux/linux-5.10/drivers/gpu/drm/radeon/ |
| D | radeon_irq_kms.c | 47 * radeon_driver_irq_handler_kms - irq handler for KMS
49 * @int irq, void *arg: args
51 * This is the irq handler for the radeon KMS driver (all asics).
52 * radeon_irq_process is a macro that points to the per-asic
53 * irq handler callback.
55 irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg) in radeon_driver_irq_handler_kms() argument
58 struct radeon_device *rdev = dev->dev_private; in radeon_driver_irq_handler_kms()
63 pm_runtime_mark_last_busy(dev->dev); in radeon_driver_irq_handler_kms()
71 * radeon_hotplug_work_func - display hotplug work handler
76 * The work gets scheduled from the irq handler if there
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| /kernel/linux/linux-6.6/drivers/pci/msi/ |
| D | api.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * PCI MSI/MSI-X — Exported APIs for device drivers
5 * Copyright (C) 2003-2004 Intel
12 #include <linux/irq.h>
17 * pci_enable_msi() - Enable MSI interrupt mode on device
18 * @dev: the PCI device to operate on
20 * Legacy device driver API to enable MSI interrupts mode on device and
22 * Linux IRQ will be saved at @dev->irq. The driver must invoke
40 * pci_disable_msi() - Disable MSI interrupt mode on device
41 * @dev: the PCI device to operate on
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| /kernel/linux/linux-6.6/include/linux/ |
| D | interrupt.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
20 #include <asm/irq.h>
41 * irq handling routines.
43 * IRQF_SHARED - allow sharing the irq among several devices
44 * IRQF_PROBE_SHARED - set by callers when they expect sharing mismatches to occur
45 * IRQF_TIMER - Flag to mark this interrupt as timer interrupt
46 * IRQF_PERCPU - Interrupt is per cpu
47 * IRQF_NOBALANCING - Flag to exclude this interrupt from irq balancing
48 * IRQF_IRQPOLL - Interrupt is used for polling (only the interrupt that is
51 * IRQF_ONESHOT - Interrupt is not reenabled after the hardirq handler finished.
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| /kernel/linux/linux-5.10/include/linux/ |
| D | interrupt.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
19 #include <asm/irq.h>
40 * irq handling routines.
42 * IRQF_SHARED - allow sharing the irq among several devices
43 * IRQF_PROBE_SHARED - set by callers when they expect sharing mismatches to occur
44 * IRQF_TIMER - Flag to mark this interrupt as timer interrupt
45 * IRQF_PERCPU - Interrupt is per cpu
46 * IRQF_NOBALANCING - Flag to exclude this interrupt from irq balancing
47 * IRQF_IRQPOLL - Interrupt is used for polling (only the interrupt that is
50 * IRQF_ONESHOT - Interrupt is not reenabled after the hardirq handler finished.
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| /kernel/linux/linux-5.10/drivers/of/ |
| D | irq.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Derived from arch/i386/kernel/irq.c
6 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
8 * Copyright (C) 1996-2001 Cort Dougan
12 * This file contains the code used to make IRQ descriptions in the
13 * device tree to actual irq numbers on an interrupt controller
19 #include <linux/device.h>
29 * irq_of_parse_and_map - Parse and map an interrupt into linux virq space
30 * @dev: Device node of the device whose interrupt is to be mapped
48 * of_irq_find_parent - Given a device node, find its interrupt parent node
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| /kernel/linux/linux-5.10/arch/alpha/kernel/ |
| D | smc37c669.c | 58 * er 28-Jan-1997 Initial Entry
65 ** Macros for handling device IRQs
67 ** The mask acts as a flag used in mapping actual ISA IRQs (0 - 15)
68 ** to device IRQs (A - H).
79 ** Macros for handling device DRQs
82 ** channels to device DMA channels (A - C).
95 ** SMC37c669 Device Function Definitions
105 ** Default Device Function Mappings
125 ** SMC 37c669 Device IRQs
137 ** SMC 37c669 Device DMA Channel Definitions
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| /kernel/linux/linux-6.6/arch/alpha/kernel/ |
| D | smc37c669.c | 58 * er 28-Jan-1997 Initial Entry
65 ** Macros for handling device IRQs
67 ** The mask acts as a flag used in mapping actual ISA IRQs (0 - 15)
68 ** to device IRQs (A - H).
79 ** Macros for handling device DRQs
82 ** channels to device DMA channels (A - C).
95 ** SMC37c669 Device Function Definitions
105 ** Default Device Function Mappings
125 ** SMC 37c669 Device IRQs
137 ** SMC 37c669 Device DMA Channel Definitions
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| /kernel/linux/linux-5.10/drivers/pci/controller/ |
| D | pcie-xilinx.c | 1 // SPDX-License-Identifier: GPL-2.0+
5 * Copyright (c) 2012 - 2014 Xilinx, Inc.
14 #include <linux/irq.h>
97 * struct xilinx_pcie_port - PCIe port information
99 * @irq: Interrupt number
101 * @dev: Device pointer
102 * @msi_domain: MSI IRQ domain pointer
103 * @leg_domain: Legacy IRQ domain pointer
108 u32 irq; member
110 struct device *dev;
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| /kernel/linux/linux-6.6/sound/drivers/mpu401/ |
| D | mpu401.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for generic MPU-401 boards (UART mode only)
18 MODULE_DESCRIPTION("MPU-401 UART");
21 static int index[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -2}; /* exclude the first card */
25 static bool pnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
27 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* MPU-401 port number */
28 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* MPU-401 IRQ */ variable
29 static bool uart_enter[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
32 MODULE_PARM_DESC(index, "Index value for MPU-401 device.");
34 MODULE_PARM_DESC(id, "ID string for MPU-401 device.");
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