| /kernel/linux/linux-5.10/drivers/spi/ |
| D | spi-s3c24xx.c | 1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2006-2009 Simtec Electronics
22 #include <linux/spi/s3c24xx-fiq.h>
25 #include <asm/fiq.h>
27 #include "spi-s3c24xx-regs.h"
30 * struct s3c24xx_spi_devstate - per device data
75 struct device *dev;
84 return spi_master_get_devdata(sdev->master); in to_hw()
89 gpio_set_value(spi->pin_cs, pol); in s3c24xx_spi_gpiocs()
94 struct s3c24xx_spi_devstate *cs = spi->controller_state; in s3c24xx_spi_chipsel()
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| /kernel/linux/linux-6.6/arch/arm/mach-omap1/ |
| D | ams-delta-fiq.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Amstrad E3 FIQ handling
10 * Parts of this code are taken from linux/arch/arm/mach-omap/irq.c
20 #include <linux/platform_data/ams-delta-fiq.h>
23 #include <asm/fiq.h>
24 #include <linux/soc/ti/omap1-io.h>
27 #include "ams-delta-fiq.h"
28 #include "board-ams-delta.h"
31 .name = "ams-delta-fiq"
35 * This buffer is shared between FIQ and IRQ contexts.
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| /kernel/linux/linux-5.10/arch/arm/mach-omap1/ |
| D | ams-delta-fiq.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Amstrad E3 FIQ handling
10 * Parts of this code are taken from linux/arch/arm/mach-omap/irq.c
20 #include <linux/platform_data/ams-delta-fiq.h>
23 #include <asm/fiq.h>
25 #include "ams-delta-fiq.h"
26 #include "board-ams-delta.h"
29 .name = "ams-delta-fiq"
33 * This buffer is shared between FIQ and IRQ contexts.
34 * The FIQ and IRQ isrs can both read and write it.
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/interrupt-controller/ |
| D | apple,aic2.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/apple,aic2.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Hector Martin <marcan@marcan.st>
18 - Level-triggered hardware IRQs wired to SoC blocks
19 - Single mask bit per IRQ
20 - Automatic masking on event delivery (auto-ack)
21 - Software triggering (ORed with hw line)
22 - Automatic prioritization (single event/ack register per CPU, lower IRQs =
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| D | apple,aic.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/apple,aic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Hector Martin <marcan@marcan.st>
19 - Level-triggered hardware IRQs wired to SoC blocks
20 - Single mask bit per IRQ
21 - Per-IRQ affinity setting
22 - Automatic masking on event delivery (auto-ack)
23 - Software triggering (ORed with hw line)
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| 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-5.10/fs/fuse/ |
| D | dev.c | 3 Copyright (C) 2001-2008 Miklos Szeredi <miklos@szeredi.hu>
37 * Lockless access is OK, because file->private data is set in fuse_get_dev()
40 return READ_ONCE(file->private_data); in fuse_get_dev()
45 INIT_LIST_HEAD(&req->list); in fuse_request_init()
46 INIT_LIST_HEAD(&req->intr_entry); in fuse_request_init()
47 init_waitqueue_head(&req->waitq); in fuse_request_init()
48 refcount_set(&req->count, 1); in fuse_request_init()
49 __set_bit(FR_PENDING, &req->flags); in fuse_request_init()
50 req->fm = fm; in fuse_request_init()
69 refcount_inc(&req->count); in __fuse_get_request()
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| D | virtio_fs.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * virtio-fs: Virtio Filesystem
27 /* List of virtio-fs device instances and a lock for the list. Also provides
28 * mutual exclusion in device removal and mounting path
40 /* Per-virtqueue state */
43 struct virtqueue *vq; /* protected by ->lock */
55 /* A virtio-fs device instance */
104 struct fuse_fs_context *ctx = fc->fs_private; in virtio_fs_parse_param()
113 ctx->dax = 1; in virtio_fs_parse_param()
116 return -EINVAL; in virtio_fs_parse_param()
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| D | fuse_i.h | 3 Copyright (C) 2001-2008 Miklos Szeredi <miklos@szeredi.hu>
23 #include <linux/backing-dev.h>
41 /** Bias for fi->writectr, meaning new writepages must not be sent */
87 /** The sticky bit in inode->i_mode may have been removed, so
100 /* Files usable in writepage. Protected by fi->lock */
228 /** RB node to be linked on fuse_conn->polled_files */
344 * - FR_ABORTED
345 * - FR_LOCKED (may also be modified under fc->lock, tested under both)
378 /** virtio-fs's physically contiguous buffer for in and out args */
391 * Input queue signalling is device-specific. For example, the /dev/fuse file
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| /kernel/linux/linux-6.6/fs/fuse/ |
| D | dev.c | 3 Copyright (C) 2001-2008 Miklos Szeredi <miklos@szeredi.hu>
37 * Lockless access is OK, because file->private data is set in fuse_get_dev()
40 return READ_ONCE(file->private_data); in fuse_get_dev()
45 INIT_LIST_HEAD(&req->list); in fuse_request_init()
46 INIT_LIST_HEAD(&req->intr_entry); in fuse_request_init()
47 init_waitqueue_head(&req->waitq); in fuse_request_init()
48 refcount_set(&req->count, 1); in fuse_request_init()
49 __set_bit(FR_PENDING, &req->flags); in fuse_request_init()
50 req->fm = fm; in fuse_request_init()
69 refcount_inc(&req->count); in __fuse_get_request()
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| D | virtio_fs.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * virtio-fs: Virtio Filesystem
28 /* List of virtio-fs device instances and a lock for the list. Also provides
29 * mutual exclusion in device removal and mounting path
41 /* Per-virtqueue state */
44 struct virtqueue *vq; /* protected by ->lock */
56 /* A virtio-fs device instance */
114 struct fuse_fs_context *ctx = fsc->fs_private; in virtio_fs_parse_param()
123 ctx->dax_mode = FUSE_DAX_ALWAYS; in virtio_fs_parse_param()
126 ctx->dax_mode = result.uint_32; in virtio_fs_parse_param()
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| D | fuse_i.h | 3 Copyright (C) 2001-2008 Miklos Szeredi <miklos@szeredi.hu>
23 #include <linux/backing-dev.h>
41 /** Bias for fi->writectr, meaning new writepages must not be sent */
100 /** The sticky bit in inode->i_mode may have been removed, so
116 /* Files usable in writepage. Protected by fi->lock */
241 /** RB node to be linked on fuse_conn->polled_files */
359 * - FR_ABORTED
360 * - FR_LOCKED (may also be modified under fc->lock, tested under both)
393 /** virtio-fs's physically contiguous buffer for in and out args */
406 * Input queue signalling is device-specific. For example, the /dev/fuse file
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| /kernel/linux/linux-6.6/drivers/irqchip/ |
| D | irq-st.c | 1 // SPDX-License-Identifier: GPL-2.0-only
7 * This is a re-write of Christophe Kerello's PMU driver.
10 #include <dt-bindings/interrupt-controller/irq-st.h>
45 .compatible = "st,stih407-irq-syscfg",
52 int device, int channel, bool irq) in st_irq_xlate() argument
54 struct st_irq_syscfg *ddata = dev_get_drvdata(&pdev->dev); in st_irq_xlate()
56 /* Set the device enable bit. */ in st_irq_xlate()
57 switch (device) { in st_irq_xlate()
59 ddata->config |= ST_A9_IRQ_EN_EXT_0; in st_irq_xlate()
62 ddata->config |= ST_A9_IRQ_EN_EXT_1; in st_irq_xlate()
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| D | irq-ixp4xx.c | 1 // SPDX-License-Identifier: GPL-2.0
6 * Based on arch/arm/mach-ixp4xx/common.c
8 * Copyright 2003-2004 (C) MontaVista, Software, Inc.
28 #define IXP4XX_ICLR 0x08 /* Interrupt IRQ/FIQ Select */
30 #define IXP4XX_ICFP 0x10 /* FIQ Status */
33 #define IXP4XX_ICFH 0x1C /* FIQ Highest Pri Int */
35 /* IXP43x and IXP46x-only */
38 #define IXP4XX_ICLR2 0x28 /* Interrupt IRQ/FIQ Select 2 */
40 #define IXP4XX_ICFP2 0x30 /* FIQ Status */
44 * struct ixp4xx_irq - state container for the Faraday IRQ controller
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| D | irq-apple-aic.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Based on irq-lpc32xx:
6 * Copyright 2015-2016 Vladimir Zapolskiy <vz@mleia.com>
7 * Based on irq-bcm2836:
14 * - 896 level-triggered hardware IRQs
15 * - Single mask bit per IRQ
16 * - Per-IRQ affinity setting
17 * - Automatic masking on event delivery (auto-ack)
18 * - Software triggering (ORed with hw line)
19 * - 2 per-CPU IPIs (meant as "self" and "other", but they are
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| /kernel/linux/linux-5.10/drivers/irqchip/ |
| D | irq-st.c | 1 // SPDX-License-Identifier: GPL-2.0-only
7 * This is a re-write of Christophe Kerello's PMU driver.
10 #include <dt-bindings/interrupt-controller/irq-st.h>
48 .compatible = "st,stih415-irq-syscfg",
52 .compatible = "st,stih416-irq-syscfg",
56 .compatible = "st,stih407-irq-syscfg",
60 .compatible = "st,stid127-irq-syscfg",
67 int device, int channel, bool irq) in st_irq_xlate() argument
69 struct st_irq_syscfg *ddata = dev_get_drvdata(&pdev->dev); in st_irq_xlate()
71 /* Set the device enable bit. */ in st_irq_xlate()
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| D | irq-ixp4xx.c | 1 // SPDX-License-Identifier: GPL-2.0
6 * Based on arch/arm/mach-ixp4xx/common.c
8 * Copyright 2003-2004 (C) MontaVista, Software, Inc.
16 #include <linux/irqchip/irq-ixp4xx.h>
29 #define IXP4XX_ICLR 0x08 /* Interrupt IRQ/FIQ Select */
31 #define IXP4XX_ICFP 0x10 /* FIQ Status */
34 #define IXP4XX_ICFH 0x1C /* FIQ Highest Pri Int */
36 /* IXP43x and IXP46x-only */
39 #define IXP4XX_ICLR2 0x28 /* Interrupt IRQ/FIQ Select 2 */
41 #define IXP4XX_ICFP2 0x30 /* FIQ Status */
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| /kernel/linux/linux-6.6/arch/arm/include/asm/ |
| D | ecard.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
10 * 11-12-1996 RMK Further minor improvements
11 * 12-09-1997 RMK Added interrupt enable/disable for card level
104 unsigned char fiqmask; /* FIQ mask */
106 unsigned long fiqoff; /* FIQ offset */
130 #define ecard_resource_start(ec,nr) ((ec)->resource[nr].start)
131 #define ecard_resource_end(ec,nr) ((ec)->resource[nr].end)
132 #define ecard_resource_len(ec,nr) ((ec)->resource[nr].end - \
133 (ec)->resource[nr].start + 1)
134 #define ecard_resource_flags(ec,nr) ((ec)->resource[nr].flags)
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| /kernel/linux/linux-5.10/arch/arm/include/asm/ |
| D | ecard.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
10 * 11-12-1996 RMK Further minor improvements
11 * 12-09-1997 RMK Added interrupt enable/disable for card level
104 unsigned char fiqmask; /* FIQ mask */
106 unsigned long fiqoff; /* FIQ offset */
130 #define ecard_resource_start(ec,nr) ((ec)->resource[nr].start)
131 #define ecard_resource_end(ec,nr) ((ec)->resource[nr].end)
132 #define ecard_resource_len(ec,nr) ((ec)->resource[nr].end - \
133 (ec)->resource[nr].start + 1)
134 #define ecard_resource_flags(ec,nr) ((ec)->resource[nr].flags)
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/interrupt-controller/ |
| D | st,sti-irq-syscfg.txt | 2 -----------------------------------------------------------
9 - compatible : Should be set to one of:
10 "st,stih415-irq-syscfg"
11 "st,stih416-irq-syscfg"
12 "st,stih407-irq-syscfg"
13 "st,stid127-irq-syscfg"
14 - st,syscfg : Phandle to Cortex-A9 IRQ system config registers
15 - st,irq-device : Array of IRQs to enable - should be 2 in length
16 - st,fiq-device : Array of FIQs to enable - should be 2 in length
19 - st,invert-ext : External IRQs can be inverted at will. This property inverts
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/sound/ |
| D | fsl,ssi.txt | 3 The SSI is a serial device that communicates with audio codecs. It can
4 be programmed in AC97, I2S, left-justified, or right-justified modes.
7 - compatible: Compatible list, should contain one of the following
9 fsl,mpc8610-ssi
10 fsl,imx51-ssi
11 fsl,imx35-ssi
12 fsl,imx21-ssi
13 - cell-index: The SSI, <0> = SSI1, <1> = SSI2, and so on.
14 - reg: Offset and length of the register set for the device.
15 - interrupts: <a b> where a is the interrupt number and b is a
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/sound/ |
| D | fsl,ssi.txt | 3 The SSI is a serial device that communicates with audio codecs. It can
4 be programmed in AC97, I2S, left-justified, or right-justified modes.
7 - compatible: Compatible list, should contain one of the following
9 fsl,mpc8610-ssi
10 fsl,imx51-ssi
11 fsl,imx35-ssi
12 fsl,imx21-ssi
13 - cell-index: The SSI, <0> = SSI1, <1> = SSI2, and so on.
14 - reg: Offset and length of the register set for the device.
15 - interrupts: <a b> where a is the interrupt number and b is a
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| /kernel/linux/linux-6.6/arch/arm/mach-rpc/ |
| D | dma.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * linux/arch/arm/mach-rpc/dma.c
12 #include <linux/dma-mapping.h>
17 #include <asm/fiq.h>
48 #define ENDA (IOMD_IO0ENDA - IOMD_IO0CURA)
49 #define CURB (IOMD_IO0CURB - IOMD_IO0CURA)
50 #define ENDB (IOMD_IO0ENDB - IOMD_IO0CURA)
51 #define CR (IOMD_IO0CR - IOMD_IO0CURA)
52 #define ST (IOMD_IO0ST - IOMD_IO0CURA)
58 if (idma->dma.sg) { in iomd_get_next_sg()
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| /kernel/linux/linux-5.10/arch/arm/mach-rpc/ |
| D | dma.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * linux/arch/arm/mach-rpc/dma.c
12 #include <linux/dma-mapping.h>
17 #include <asm/fiq.h>
48 #define ENDA (IOMD_IO0ENDA - IOMD_IO0CURA)
49 #define CURB (IOMD_IO0CURB - IOMD_IO0CURA)
50 #define ENDB (IOMD_IO0ENDB - IOMD_IO0CURA)
51 #define CR (IOMD_IO0CR - IOMD_IO0CURA)
52 #define ST (IOMD_IO0ST - IOMD_IO0CURA)
58 if (idma->dma.sg) { in iomd_get_next_sg()
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| /kernel/linux/linux-6.6/arch/arm64/kernel/ |
| D | entry.S | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Low-level exception handling code
10 #include <linux/arm-smccc.h>
16 #include <asm/asm-offsets.h>
29 #include <asm/asm-uaccess.h>
64 sub x0, sp, x0 // x0' = sp' - x0 = (sp + x0) - x0 = sp
66 sub x0, sp, x0 // x0'' = sp' - x0' = (sp + x0) - sp = x0
67 sub sp, sp, x0 // sp'' = sp' - x0 = (sp + x0) - x0 = sp
89 * after panic() re-enables interrupts.
93 tst x0, #~(OVERFLOW_STACK_SIZE - 1) // within range?
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