Home
last modified time | relevance | path

Searched +full:irqs +full:- +full:map +full:- +full:range (Results 1 – 25 of 454) sorted by relevance

12345678910>>...19

/kernel/linux/linux-6.6/Documentation/devicetree/bindings/interrupt-controller/
Dmstar,mst-intc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/mstar,mst-intc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Mark-PK Tsai <mark-pk.tsai@mediatek.com>
21 const: mstar,mst-intc
23 interrupt-controller: true
25 "#interrupt-cells":
33 mstar,irqs-map-range:
35 The range <start, end> of parent interrupt controller's interrupt
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/interrupt-controller/
Dmstar,mst-intc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/mstar,mst-intc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Mark-PK Tsai <mark-pk.tsai@mediatek.com>
21 const: mstar,mst-intc
23 interrupt-controller: true
25 "#interrupt-cells":
33 mstar,irqs-map-range:
35 The range <start, end> of parent interrupt controller's interrupt
[all …]
/kernel/linux/linux-5.10/Documentation/core-api/irq/
Dirq-domain.rst9 that each one gets assigned non-overlapping allocations of Linux
24 For this reason we need a mechanism to separate controller-local
29 the controller-local IRQ (hwirq) number into the Linux IRQ number
55 the hwirq, and call the .map() callback so the driver can perform any
67 callbacks) then it can be directly obtained from irq_data->hwirq.
74 Which reverse map type should be used depends on the use case. Each
75 of the reverse map types are described below:
78 ------
85 The linear reverse map maintains a fixed size table indexed by the
89 The Linear map is a good choice when the maximum number of hwirqs is
[all …]
/kernel/linux/linux-5.10/arch/sparc/kernel/
Dof_device_64.c1 // SPDX-License-Identifier: GPL-2.0
5 #include <linux/dma-mapping.h>
20 unsigned long ret = res->start + offset; in of_ioremap()
23 if (res->flags & IORESOURCE_MEM) in of_ioremap()
36 if (res->flags & IORESOURCE_MEM) in of_iounmap()
58 * parent as-is, not with the PCI translate in of_bus_pci_match()
88 static int of_bus_simba_map(u32 *addr, const u32 *range, in of_bus_simba_map() argument
103 static int of_bus_pci_map(u32 *addr, const u32 *range, in of_bus_pci_map() argument
110 if (!((addr[0] ^ range[0]) & 0x03000000)) in of_bus_pci_map()
113 /* Special exception, we can map a 64-bit address into in of_bus_pci_map()
[all …]
Dof_device_32.c1 // SPDX-License-Identifier: GPL-2.0
12 #include <linux/dma-mapping.h>
29 * parent as-is, not with the PCI translate in of_bus_pci_match()
50 static int of_bus_pci_map(u32 *addr, const u32 *range, in of_bus_pci_map() argument
57 if ((addr[0] ^ range[0]) & 0x03000000) in of_bus_pci_map()
58 return -EINVAL; in of_bus_pci_map()
60 if (of_out_of_range(addr + 1, range + 1, range + na + pna, in of_bus_pci_map()
61 na - 1, ns)) in of_bus_pci_map()
62 return -EINVAL; in of_bus_pci_map()
64 /* Start with the parent range base. */ in of_bus_pci_map()
[all …]
/kernel/linux/linux-6.6/arch/sparc/kernel/
Dof_device_64.c1 // SPDX-License-Identifier: GPL-2.0
4 #include <linux/dma-mapping.h>
20 unsigned long ret = res->start + offset; in of_ioremap()
23 if (res->flags & IORESOURCE_MEM) in of_ioremap()
36 if (res->flags & IORESOURCE_MEM) in of_iounmap()
58 * parent as-is, not with the PCI translate in of_bus_pci_match()
88 static int of_bus_simba_map(u32 *addr, const u32 *range, in of_bus_simba_map() argument
103 static int of_bus_pci_map(u32 *addr, const u32 *range, in of_bus_pci_map() argument
110 if (!((addr[0] ^ range[0]) & 0x03000000)) in of_bus_pci_map()
113 /* Special exception, we can map a 64-bit address into in of_bus_pci_map()
[all …]
Dof_device_32.c1 // SPDX-License-Identifier: GPL-2.0
12 #include <linux/dma-mapping.h>
29 * parent as-is, not with the PCI translate in of_bus_pci_match()
50 static int of_bus_pci_map(u32 *addr, const u32 *range, in of_bus_pci_map() argument
57 if ((addr[0] ^ range[0]) & 0x03000000) in of_bus_pci_map()
58 return -EINVAL; in of_bus_pci_map()
60 if (of_out_of_range(addr + 1, range + 1, range + na + pna, in of_bus_pci_map()
61 na - 1, ns)) in of_bus_pci_map()
62 return -EINVAL; in of_bus_pci_map()
64 /* Start with the parent range base. */ in of_bus_pci_map()
[all …]
/kernel/linux/linux-6.6/Documentation/core-api/irq/
Dirq-domain.rst9 that each one gets assigned non-overlapping allocations of Linux
24 For this reason we need a mechanism to separate controller-local
29 the controller-local IRQ (hwirq) number into the Linux IRQ number
55 the hwirq, and call the .map() callback so the driver can perform any
61 - irq_resolve_mapping() returns a pointer to the irq_desc structure
64 - irq_find_mapping() returns a Linux IRQ number for a given domain and
66 - irq_linear_revmap() is now identical to irq_find_mapping(), and is
68 - generic_handle_domain_irq() handles an interrupt described by a
72 compatible with a RCU read-side critical section.
80 callbacks) then it can be directly obtained from irq_data->hwirq.
[all …]
/kernel/linux/linux-5.10/arch/arm/boot/dts/
Dmstar-v7.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
7 #include <dt-bindings/interrupt-controller/irq.h>
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
11 #address-cells = <1>;
12 #size-cells = <1>;
13 interrupt-parent = <&gic>;
16 #address-cells = <1>;
17 #size-cells = <0>;
21 compatible = "arm,cortex-a7";
27 compatible = "arm,armv7-timer";
[all …]
/kernel/linux/linux-6.6/drivers/soc/ti/
Dknav_qmss_queue.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com
12 #include <linux/dma-mapping.h>
42 * are to be re-defined
55 (kdev->instances + (idx << kdev->inst_shift))
58 list_for_each_entry_rcu(qh, &inst->handles, list, \
62 for (idx = 0, inst = kdev->instances; \
63 idx < (kdev)->num_queues_in_use; \
82 * @inst: - qmss queue instance like accumulator
93 if (atomic_read(&qh->notifier_enabled) <= 0) in knav_queue_notify()
[all …]
/kernel/linux/linux-5.10/drivers/soc/ti/
Dknav_qmss_queue.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com
12 #include <linux/dma-mapping.h>
42 * are to be re-defined
55 (kdev->instances + (idx << kdev->inst_shift))
58 list_for_each_entry_rcu(qh, &inst->handles, list, \
62 for (idx = 0, inst = kdev->instances; \
63 idx < (kdev)->num_queues_in_use; \
93 if (atomic_read(&qh->notifier_enabled) <= 0) in knav_queue_notify()
95 if (WARN_ON(!qh->notifier_fn)) in knav_queue_notify()
[all …]
/kernel/linux/linux-6.6/arch/arm/boot/dts/sigmastar/
Dmstar-v7.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
7 #include <dt-bindings/interrupt-controller/irq.h>
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
9 #include <dt-bindings/clock/mstar-msc313-mpll.h>
12 #address-cells = <1>;
13 #size-cells = <1>;
14 interrupt-parent = <&gic>;
17 #address-cells = <1>;
18 #size-cells = <0>;
22 compatible = "arm,cortex-a7";
[all …]
/kernel/linux/linux-5.10/drivers/irqchip/
Dirq-mst-intc.c1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
4 * Author Mark-PK Tsai <mark-pk.tsai@mediatek.com>
37 raw_spin_lock_irqsave(&cd->lock, flags); in mst_set_irq()
38 val = readw_relaxed(cd->base + offset) | mask; in mst_set_irq()
39 writew_relaxed(val, cd->base + offset); in mst_set_irq()
40 raw_spin_unlock_irqrestore(&cd->lock, flags); in mst_set_irq()
53 raw_spin_lock_irqsave(&cd->lock, flags); in mst_clear_irq()
54 val = readw_relaxed(cd->base + offset) & ~mask; in mst_clear_irq()
55 writew_relaxed(val, cd->base + offset); in mst_clear_irq()
56 raw_spin_unlock_irqrestore(&cd->lock, flags); in mst_clear_irq()
[all …]
Dirq-ti-sci-inta.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2018-2019 Texas Instruments Incorporated - https://www.ti.com/
24 #include <asm-generic/msi.h>
44 * struct ti_sci_inta_event_desc - Description of an event coming to
59 * struct ti_sci_inta_vint_desc - Description of a virtual interrupt coming out
78 * struct ti_sci_inta_irq_domain - Structure representing a TISCI based
87 * @ti_sci_id: TI-SCI device identifier
89 * @unmapped_dev_ids: Pointer to an array of TI-SCI device identifiers of
91 * Unmapped Events are not part of the Global Event Map and
95 * generating Unmapped Event, we must use the INTA's TI-SCI
[all …]
/kernel/linux/linux-5.10/include/linux/gpio/
Ddriver.h1 /* SPDX-License-Identifier: GPL-2.0 */
12 #include <linux/pinctrl/pinconf-generic.h>
29 * struct gpio_irq_chip - GPIO interrupt controller
66 * If non-NULL, will be set as the parent of this GPIO interrupt
78 * hardware IRQs correspond to the GPIO index 0..ngpio-1 (see the
85 * If some ranges of hardware IRQs do not have a corresponding parent
86 * HWIRQ, return -EINVAL, but also make sure to fill in @valid_mask and
101 * &gpiochip_populate_parent_fwspec_twocell will be used. A four-cell
135 * GPIO IRQs, provided by GPIO driver.
200 * @map:
[all …]
/kernel/linux/linux-6.6/include/linux/gpio/
Ddriver.h1 /* SPDX-License-Identifier: GPL-2.0 */
10 #include <linux/pinctrl/pinconf-generic.h>
46 * struct gpio_irq_chip - GPIO interrupt controller
76 * If non-NULL, will be set as the parent of this GPIO interrupt
88 * hardware IRQs correspond to the GPIO index 0..ngpio-1 (see the
95 * If some ranges of hardware IRQs do not have a corresponding parent
96 * HWIRQ, return -EINVAL, but also make sure to fill in @valid_mask and
111 * &gpiochip_populate_parent_fwspec_twocell will be used. A four-cell
146 * GPIO IRQs, provided by GPIO driver.
217 * @map:
[all …]
/kernel/linux/linux-5.10/kernel/irq/
Dirqdomain.c1 // SPDX-License-Identifier: GPL-2.0
52 * __irq_domain_alloc_fwnode - Allocate a fwnode_handle suitable for
57 * @pa: Optional user-provided physical address
81 n = kasprintf(GFP_KERNEL, "%s-%d", name, id); in __irq_domain_alloc_fwnode()
94 fwid->type = type; in __irq_domain_alloc_fwnode()
95 fwid->name = n; in __irq_domain_alloc_fwnode()
96 fwid->pa = pa; in __irq_domain_alloc_fwnode()
97 fwid->fwnode.ops = &irqchip_fwnode_ops; in __irq_domain_alloc_fwnode()
98 return &fwid->fwnode; in __irq_domain_alloc_fwnode()
103 * irq_domain_free_fwnode - Free a non-OF-backed fwnode_handle
[all …]
/kernel/linux/linux-6.6/arch/mips/ralink/
Dirq.c1 // SPDX-License-Identifier: GPL-2.0-only
29 /* we have a cascade of 8 irqs */
32 /* we have 32 SoC irqs */
71 rt_intc_w32(BIT(d->hwirq), INTC_REG_ENABLE); in ralink_intc_irq_unmask()
76 rt_intc_w32(BIT(d->hwirq), INTC_REG_DISABLE); in ralink_intc_irq_mask()
143 .map = intc_map,
153 if (!of_property_read_u32_array(node, "ralink,intc-registers", in intc_of_init()
155 pr_info("intc: using register map from devicetree\n"); in intc_of_init()
162 panic("Failed to get intc memory range"); in intc_of_init()
195 { .compatible = "mti,cpu-interrupt-controller", .data = mips_cpu_irq_of_init },
[all …]
/kernel/linux/linux-5.10/arch/mips/ralink/
Dirq.c1 // SPDX-License-Identifier: GPL-2.0-only
29 /* we have a cascade of 8 irqs */
32 /* we have 32 SoC irqs */
71 rt_intc_w32(BIT(d->hwirq), INTC_REG_ENABLE); in ralink_intc_irq_unmask()
76 rt_intc_w32(BIT(d->hwirq), INTC_REG_DISABLE); in ralink_intc_irq_mask()
143 .map = intc_map,
153 if (!of_property_read_u32_array(node, "ralink,intc-registers", in intc_of_init()
155 pr_info("intc: using register map from devicetree\n"); in intc_of_init()
162 panic("Failed to get intc memory range"); in intc_of_init()
195 { .compatible = "mti,cpu-interrupt-controller", .data = mips_cpu_irq_of_init },
[all …]
/kernel/linux/linux-6.6/drivers/irqchip/
Dirq-ti-sci-inta.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2018-2019 Texas Instruments Incorporated - https://www.ti.com/
24 #include <asm-generic/msi.h>
44 * struct ti_sci_inta_event_desc - Description of an event coming to
59 * struct ti_sci_inta_vint_desc - Description of a virtual interrupt coming out
78 * struct ti_sci_inta_irq_domain - Structure representing a TISCI based
87 * @ti_sci_id: TI-SCI device identifier
89 * @unmapped_dev_ids: Pointer to an array of TI-SCI device identifiers of
91 * Unmapped Events are not part of the Global Event Map and
95 * generating Unmapped Event, we must use the INTA's TI-SCI
[all …]
Dirq-mst-intc.c1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
4 * Author Mark-PK Tsai <mark-pk.tsai@mediatek.com>
49 raw_spin_lock_irqsave(&cd->lock, flags); in mst_set_irq()
50 val = readw_relaxed(cd->base + offset) | mask; in mst_set_irq()
51 writew_relaxed(val, cd->base + offset); in mst_set_irq()
52 raw_spin_unlock_irqrestore(&cd->lock, flags); in mst_set_irq()
65 raw_spin_lock_irqsave(&cd->lock, flags); in mst_clear_irq()
66 val = readw_relaxed(cd->base + offset) & ~mask; in mst_clear_irq()
67 writew_relaxed(val, cd->base + offset); in mst_clear_irq()
68 raw_spin_unlock_irqrestore(&cd->lock, flags); in mst_clear_irq()
[all …]
/kernel/linux/linux-6.6/drivers/pinctrl/
Dpinctrl-single.c25 #include <linux/pinctrl/pinconf-generic.h>
30 #include <linux/platform_data/pinctrl-single.h>
37 #define DRIVER_NAME "pinctrl-single"
41 * struct pcs_func_vals - mux function register offset and value pair
53 * struct pcs_conf_vals - pinconf parameter, pinconf register offset
70 * struct pcs_conf_type - pinconf property name, pinconf param pair
80 * struct pcs_function - pinctrl function
102 * struct pcs_gpiofunc_range - pin ranges with same mux value of gpio function
116 * struct pcs_data - wrapper for data needed by pinctrl framework
130 * struct pcs_soc_data - SoC specific settings
[all …]
/kernel/linux/linux-5.10/drivers/pinctrl/
Dpinctrl-single.c29 #include <linux/pinctrl/pinconf-generic.h>
31 #include <linux/platform_data/pinctrl-single.h>
38 #define DRIVER_NAME "pinctrl-single"
42 * struct pcs_func_vals - mux function register offset and value pair
54 * struct pcs_conf_vals - pinconf parameter, pinconf register offset
71 * struct pcs_conf_type - pinconf property name, pinconf param pair
81 * struct pcs_function - pinctrl function
103 * struct pcs_gpiofunc_range - pin ranges with same mux value of gpio function
117 * struct pcs_data - wrapper for data needed by pinctrl framework
131 * struct pcs_soc_data - SoC specific settings
[all …]
/kernel/linux/linux-6.6/drivers/pci/msi/
Dapi.c1 // SPDX-License-Identifier: GPL-2.0
3 * PCI MSI/MSI-X — Exported APIs for device drivers
5 * Copyright (C) 2003-2004 Intel
17 * pci_enable_msi() - Enable MSI interrupt mode on device
22 * Linux IRQ will be saved at @dev->irq. The driver must invoke
40 * pci_disable_msi() - Disable MSI interrupt mode on device
45 * The PCI device Linux IRQ (@dev->irq) is restored to its default
46 * pin-assertion IRQ. This is the cleanup pair of pci_enable_msi().
53 if (!pci_msi_enabled() || !dev || !dev->msi_enabled) in pci_disable_msi()
56 msi_lock_descs(&dev->dev); in pci_disable_msi()
[all …]
/kernel/linux/linux-5.10/arch/powerpc/platforms/52xx/
Dmpc52xx_pic.c23 * -----------------
26 * group has 3 irqs, External IRQ0, slice timer 0 irq, and wake from deep
27 * sleep. Main group include the other 3 external IRQs, slice timer 1, RTC,
29 * remaining irq sources from all of the on-chip peripherals (PSCs, Ethernet,
33 * -----
39 * a unique range of the global IRQ# space.
41 * To define a range of virq numbers for this controller, this driver first
61 * -------------------
62 * For actually manipulating IRQs (masking, enabling, clearing, etc) this
74 * register even though one of the external IRQs is in the critical group and
[all …]

12345678910>>...19