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/linux/net/core/
H A Ddev_addr_lists.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * net/core/dev_addr_lists.c - Functions for handling net device lists
6 * This file contains functions for working with unicast, multicast and device
24 struct rb_node **ins_point = &list->tree.rb_node, *parent = NULL; in __hw_addr_insert()
31 diff = memcmp(new->addr, ha->addr, addr_len); in __hw_addr_insert()
33 diff = memcmp(&new->type, &ha->type, sizeof(new->type)); in __hw_addr_insert()
37 ins_point = &parent->rb_left; in __hw_addr_insert()
39 ins_point = &parent->rb_right; in __hw_addr_insert()
41 return -EEXIST; in __hw_addr_insert()
44 rb_link_node_rcu(&new->node, parent, ins_point); in __hw_addr_insert()
[all …]
H A Dof_net.c1 // SPDX-License-Identifier: GPL-2.0-only
14 #include <linux/device.h>
15 #include <linux/nvmem-consumer.h>
18 * of_get_phy_mode - Get phy mode for given device_node
22 * The function gets phy interface string from property 'phy-mode' or
23 * 'phy-connection-type'. The index in phy_modes table is set in
25 * PHY_INTERFACE_MODE_NA and an errno is returned, e.g. -ENODEV.
34 err = of_property_read_string(np, "phy-mode", &pm); in of_get_phy_mode()
36 err = of_property_read_string(np, "phy-connection-type", &pm); in of_get_phy_mode()
46 return -ENODEV; in of_get_phy_mode()
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/linux/drivers/peci/
H A Ddevice.c1 // SPDX-License-Identifier: GPL-2.0-only
2 // Copyright (c) 2018-2021 Intel Corporation
6 #include <linux/peci-cpu.h>
12 * PECI device can be removed using sysfs, but the removal can also happen as
14 * Mutex is used to protect PECI device from being double-deleted.
19 static int peci_get_revision(struct peci_device *device, u8 *revision) in peci_get_revision() argument
24 req = peci_xfer_get_dib(device); in peci_get_revision()
29 * PECI device may be in a state where it is unable to return a proper in peci_get_revision()
37 return -EIO; in peci_get_revision()
47 static int peci_get_cpu_id(struct peci_device *device, u32 *cpu_id) in peci_get_cpu_id() argument
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/linux/drivers/net/phy/
H A Dmdio_bus.c1 // SPDX-License-Identifier: GPL-2.0+
11 #include <linux/device.h>
39 mdiodev->reset_gpio = gpiod_get_optional(&mdiodev->dev, in mdiobus_register_gpiod()
41 if (IS_ERR(mdiodev->reset_gpio)) in mdiobus_register_gpiod()
42 return PTR_ERR(mdiodev->reset_gpio); in mdiobus_register_gpiod()
44 if (mdiodev->reset_gpio) in mdiobus_register_gpiod()
45 gpiod_set_consumer_name(mdiodev->reset_gpio, "PHY reset"); in mdiobus_register_gpiod()
54 reset = reset_control_get_optional_exclusive(&mdiodev->dev, "phy"); in mdiobus_register_reset()
58 mdiodev->reset_ctrl = reset; in mdiobus_register_reset()
67 if (mdiodev->bus->mdio_map[mdiodev->addr]) in mdiobus_register_device()
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/linux/drivers/gpu/drm/nouveau/nvkm/engine/fifo/
H A Dga100.c39 return (chan->cgrp->runl->doorbell << 16) | chan->id; in ga100_chan_doorbell_handle()
45 struct nvkm_runl *runl = chan->cgrp->runl; in ga100_chan_stop()
47 nvkm_wr32(runl->fifo->engine.subdev.device, runl->chan + (chan->id * 4), 0x00000003); in ga100_chan_stop()
53 struct nvkm_runl *runl = chan->cgrp->runl; in ga100_chan_start()
54 struct nvkm_device *device = runl->fifo->engine.subdev.device; in ga100_chan_start() local
57 nvkm_wr32(device, runl->chan + (chan->id * 4), 0x00000002); in ga100_chan_start()
58 nvkm_wr32(device, runl->addr + 0x0090, (gfid << 16) | chan->id); /* INTERNAL_DOORBELL. */ in ga100_chan_start()
64 struct nvkm_runl *runl = chan->cgrp->runl; in ga100_chan_unbind()
66 nvkm_wr32(runl->fifo->engine.subdev.device, runl->chan + (chan->id * 4), 0xffffffff); in ga100_chan_unbind()
74 nvkm_kmap(chan->inst); in ga100_chan_ramfc_write()
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/linux/drivers/gpu/drm/nouveau/nvkm/subdev/bios/
H A Dshadowramin.c33 struct nvkm_device *device = bios->subdev.device; in pramin_read() local
37 *(u32 *)&bios->data[i] = nvkm_rd32(device, 0x700000 + i); in pramin_read()
48 struct nvkm_device *device = priv->bios->subdev.device; in pramin_fini() local
49 nvkm_wr32(device, 0x001700, priv->bar0); in pramin_fini()
57 struct nvkm_subdev *subdev = &bios->subdev; in pramin_init()
58 struct nvkm_device *device = subdev->device; in pramin_init() local
60 u64 addr = 0; in pramin_init() local
63 if (device->card_type < NV_50) in pramin_init()
67 if (device->card_type >= GA100) in pramin_init()
68 addr = device->chipset == 0x170; /*XXX: find the fuse reg for this */ in pramin_init()
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H A Dinit.c42 nvkm_printk(init->subdev, lvl, info, "0x%08x[%c]: "fmt, \
43 init->offset, init_exec(init) ? \
44 '0' + (init->nested - 1) : ' ', ##args); \
47 if (init->subdev->debug >= NV_DBG_TRACE) \
61 return (init->execute == 1) || ((init->execute & 5) == 5); in init_exec()
67 if (exec) init->execute &= 0xfd; in init_exec_set()
68 else init->execute |= 0x02; in init_exec_set()
74 init->execute ^= 0x02; in init_exec_inv()
80 if (exec) init->execute |= 0x04; in init_exec_force()
81 else init->execute &= 0xfb; in init_exec_force()
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/linux/lib/
H A Ddevres.c1 // SPDX-License-Identifier: GPL-2.0
3 #include <linux/device.h>
19 void devm_ioremap_release(struct device *dev, void *res) in devm_ioremap_release()
24 static int devm_ioremap_match(struct device *dev, void *res, void *match_data) in devm_ioremap_match()
29 static void __iomem *__devm_ioremap(struct device *dev, resource_size_t offset, in __devm_ioremap()
33 void __iomem **ptr, *addr = NULL; in __devm_ioremap() local
42 addr = ioremap(offset, size); in __devm_ioremap()
45 addr = ioremap_uc(offset, size); in __devm_ioremap()
48 addr = ioremap_wc(offset, size); in __devm_ioremap()
51 addr = ioremap_np(offset, size); in __devm_ioremap()
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H A Dtest_hmm.c1 // SPDX-License-Identifier: GPL-2.0
4 * mirror and zone device private memory migration APIs of the kernel.
6 * space and can use the device to read/write any valid virtual address.
14 #include <linux/device.h>
42 * representing a piece of device memory. dmirror_devmem_alloc_page
44 * real device. zone_device_data points to that backing page. But
46 * physical CPU-accessible memory that we can use directly.
49 (page)->zone_device_data : (page))
54 …start address for SPM (special purpose memory) used for device 0. By setting this Coherent device …
59 …start address for SPM (special purpose memory) used for device 1. By setting this Coherent device …
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/linux/drivers/cxl/core/
H A Dregs.c1 // SPDX-License-Identifier: GPL-2.0-only
3 #include <linux/io-64-nonatomic-lo-hi.h>
4 #include <linux/device.h>
16 * CXL device capabilities are enumerated by PCI DVSEC (Designated
17 * Vendor-specific) and / or descriptors provided by platform firmware.
18 * They can be defined as a set like the device and component registers
19 * mandated by CXL Section 8.1.12.2 Memory Device PCIe Capabilities and
28 * cxl_probe_component_regs() - Detect CXL Component register blocks
29 * @dev: Host device of the @base mapping
34 * See CXL 2.0 8.2.5.5 CXL Device Register Interface
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/linux/drivers/net/ethernet/huawei/hinic/
H A Dhinic_hw_if.c1 // SPDX-License-Identifier: GPL-2.0-only
8 #include <linux/device.h>
20 #define VALID_MSIX_IDX(attr, msix_index) ((msix_index) < (attr)->num_irqs)
27 * hinic_msix_attr_set - set message attribute for msix entry
28 * @hwif: the HW interface of a pci function device
36 * Return 0 - Success, negative - Failure
43 u32 msix_ctrl, addr; in hinic_msix_attr_set() local
45 if (!VALID_MSIX_IDX(&hwif->attr, msix_index)) in hinic_msix_attr_set()
46 return -EINVAL; in hinic_msix_attr_set()
54 addr = HINIC_CSR_MSIX_CTRL_ADDR(msix_index); in hinic_msix_attr_set()
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/linux/drivers/media/usb/em28xx/
H A Dem28xx-i2c.c1 // SPDX-License-Identifier: GPL-2.0+
3 // em28xx-i2c.c - driver for Empia EM2800/EM2820/2840 USB video capture devices
20 #include <media/v4l2-common.h>
23 /* ----------------------------------------------------------- */
35 dev_printk(KERN_DEBUG, &dev->intf->dev, \
41 * 35ms is the maximum time a SMBUS device could wait when
54 switch (dev->i2c_speed & 0x03) { in em28xx_i2c_timeout()
71 * send up to 4 bytes to the em2800 i2c device
73 static int em2800_i2c_send_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len) in em2800_i2c_send_bytes() argument
80 return -EOPNOTSUPP; in em2800_i2c_send_bytes()
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/linux/include/trace/events/
H A Dhabanalabs.h1 /* SPDX-License-Identifier: GPL-2.0
3 * Copyright 2022-2023 HabanaLabs, Ltd.
17 TP_PROTO(struct device *dev, u64 virt_addr, u64 phys_addr, u32 page_size, bool flush_pte),
31 __entry->virt_addr = virt_addr;
32 __entry->phys_addr = phys_addr;
33 __entry->page_size = page_size;
34 __entry->flush_pte = flush_pte;
39 __entry->virt_add
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/linux/Documentation/devicetree/bindings/powerpc/fsl/
H A Dmpc5200.txt1 MPC5200 Device Tree Bindings
2 ----------------------------
4 (c) 2006-2009 Secret Lab Technologies Ltd
8 ------------------
9 For mpc5200 on-chip devices, the format for each compatible value is
10 <chip>-<device>[-<mode>]. The OS should be able to match a device driver
11 to the device based solely on the compatible value. If two drivers
21 "fsl,mpc5200-<device>".
27 To express this information as completely as possible, 5200B device trees
29 compatible = "fsl,mpc5200b-<device>","fsl,mpc5200-<device>";
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/linux/drivers/gpio/
H A Dgpio-f7188x.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * GPIO driver for Fintek and Nuvoton Super-I/O chips
5 * Copyright (C) 2010-2013 LaCie
10 #define DRVNAME "gpio-f7188x"
21 * Super-I/O registers
23 #define SIO_LDSEL 0x07 /* Logical device select */
24 #define SIO_DEVID 0x20 /* Device ID (2 bytes) */
26 #define SIO_UNLOCK_KEY 0x87 /* Key to enable Super-I/O */
27 #define SIO_LOCK_KEY 0xAA /* Key to disable Super-I/O */
32 #define SIO_FINTEK_DEVREV 0x22 /* Fintek Device revision */
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/linux/drivers/gpu/drm/nouveau/nvkm/engine/
H A Dxtensa.c30 struct nvkm_xtensa *xtensa = nvkm_xtensa(oclass->engine); in nvkm_xtensa_oclass_get()
33 while (xtensa->func->sclass[c].oclass) { in nvkm_xtensa_oclass_get()
35 oclass->base = xtensa->func->sclass[index]; in nvkm_xtensa_oclass_get()
47 return nvkm_gpuobj_new(object->engine->subdev.device, 0x10000, align, in nvkm_xtensa_cclass_bind()
60 struct nvkm_subdev *subdev = &xtensa->engine.subdev; in nvkm_xtensa_intr()
61 struct nvkm_device *device = subdev->device; in nvkm_xtensa_intr() local
62 const u32 base = xtensa->addr; in nvkm_xtensa_intr()
63 u32 unk104 = nvkm_rd32(device, base + 0xd04); in nvkm_xtensa_intr()
64 u32 intr = nvkm_rd32(device, base + 0xc20); in nvkm_xtensa_intr()
65 u32 chan = nvkm_rd32(device, base + 0xc28); in nvkm_xtensa_intr()
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/linux/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/
H A Dbusnv50.c31 u32 addr; member
39 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in nv50_i2c_bus_drive_scl() local
40 if (state) bus->data |= 0x01; in nv50_i2c_bus_drive_scl()
41 else bus->data &= 0xfe; in nv50_i2c_bus_drive_scl()
42 nvkm_wr32(device, bus->addr, bus->data); in nv50_i2c_bus_drive_scl()
49 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in nv50_i2c_bus_drive_sda() local
50 if (state) bus->data |= 0x02; in nv50_i2c_bus_drive_sda()
51 else bus->data &= 0xfd; in nv50_i2c_bus_drive_sda()
52 nvkm_wr32(device, bus->addr, bus->data); in nv50_i2c_bus_drive_sda()
59 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in nv50_i2c_bus_sense_scl() local
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/linux/Documentation/i2c/
H A Dsmbus-protocol.rst14 If you write a driver for some I2C device, please try to use the SMBus
15 commands if at all possible (if the device uses only that subset of the
16 I2C protocol). This makes it possible to use the device driver on both
28 transaction function, a device driver should always check (just once) for
44 Addr (7 bits) I2C 7 bit address. Note that this can be expanded to
47 the device.
52 [..] Data sent by I2C device, as opposed to data sent by the host
60 This sends a single bit to the device, at the place of the Rd/Wr bit::
62 S Addr Rd/Wr [A] P
72 This reads a single byte from a device, without specifying a device
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/linux/net/ethernet/
H A Deth.c1 // SPDX-License-Identifier: GPL-2.0-or-later
7 * Ethernet-type device handling.
14 * Florian La Roche, <rzsfl@rz.uni-sb.de>
34 * Andrew Morton : 26Feb01: kill ether_setup() - use netdev_boot_setup().
46 #include <linux/nvmem-consume
279 struct sockaddr *addr = p; eth_prepare_mac_addr_change() local
296 struct sockaddr *addr = p; eth_commit_mac_addr_change() local
389 sysfs_format_mac(char * buf,const unsigned char * addr,int len) sysfs_format_mac() argument
491 unsigned char *addr; eth_platform_get_mac_address() local
518 u8 addr[ETH_ALEN] __aligned(2); platform_get_ethdev_address() local
565 fwnode_get_mac_addr(struct fwnode_handle * fwnode,const char * name,char * addr) fwnode_get_mac_addr() argument
600 fwnode_get_mac_address(struct fwnode_handle * fwnode,char * addr) fwnode_get_mac_address() argument
616 device_get_mac_address(struct device * dev,char * addr) device_get_mac_address() argument
632 u8 addr[ETH_ALEN]; device_get_ethdev_address() local
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/linux/drivers/usb/gadget/udc/
H A Dudc-xilinx.c1 // SPDX-License-Identifier: GPL-2.0+
8 * Copyright (C) 2010 - 2014 Xilinx, Inc.
10 * Some parts of this driver code is based on the driver for at91-series
16 #include <linux/device.h>
17 #include <linux/dma-mapping.h>
27 /* Register offsets for the USB device.*/
40 #define XUSB_DMA_DDAR_ADDR_OFFSET 0x020C /* DMA destination Addr Reg */
82 /* USB device specific global configuration constants.*/
109 * struct xusb_req - Xilinx USB device request structure
111 * @queue: usb device request queue
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/linux/drivers/input/rmi4/
H A Drmi_bus.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2011-2016 Synaptics Incorporated
21 * struct rmi_function - represents the implementation of an RMI4
22 * function for a particular device (basically, a driver for that RMI4 function)
25 * @rmi_dev: Pointer to the RMI device associated with this function container
26 * @dev: The device associated with this particular function.
34 * @node: entry in device's list of functions
39 struct device dev;
50 bool rmi_is_function_device(struct device *dev);
56 * struct rmi_function_handler - driver routines for a particular RMI function.
[all …]
/linux/include/linux/mmc/
H A Dsdio_func.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5 * Copyright 2007-2008 Pierre Ossman
11 #include <linux/device.h>
35 struct mmc_card *card; /* the card this device belongs to */
36 struct device dev; /* the device */
42 unsigned short device; /* device id */ member
62 #define sdio_func_present(f) ((f)->state & SDIO_STATE_PRESENT)
64 #define sdio_func_set_present(f) ((f)->state |= SDIO_STATE_PRESENT)
66 #define sdio_func_id(f) (dev_name(&(f)->dev))
68 #define sdio_get_drvdata(f) dev_get_drvdata(&(f)->dev)
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/linux/arch/mips/kvm/
H A Dloongson_ipi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Loongson-3 Virtual IPI interrupt support.
54 gpa_t addr, int len, void *val) in loongson_vipi_read() argument
56 uint32_t core = (addr >> 8) & 3; in loongson_vipi_read()
57 uint32_t node = (addr >> 44) & 3; in loongson_vipi_read()
59 uint64_t offset = addr & 0xff; in loongson_vipi_read()
61 struct ipi_state *s = &(ipi->ipistate[id]); in loongson_vipi_read()
63 BUG_ON(offset & (len - 1)); in loongson_vipi_read()
67 *(uint64_t *)val = s->status; in loongson_vipi_read()
71 *(uint64_t *)val = s->en; in loongson_vipi_read()
[all …]
/linux/include/linux/
H A Dvirtio_pci_modern.h1 /* SPDX-License-Identifier: GPL-2.0 */
10 * struct virtio_pci_modern_device - info for modern PCI virtio
11 * @pci_dev: Ptr to the PCI device struct
13 * @device: Device-specific data (non-legacy mode)
14 * @notify_base: Base of vq notifications (non-legacy mode)
17 * @notify_len: So we can sanity-check accesses
18 * @device_len: So we can sanity-check accesses
19 * @notify_map_cap: Capability for when we need to map notifications per-vq
21 * (non-legacy mode).
23 * @id: Device and vendor id
[all …]
/linux/drivers/s390/net/
H A Dqeth_l3_sys.c1 // SPDX-License-Identifier: GPL-2.0
20 enum qeth_prot_versions proto, u8 *addr) in qeth_l3_string_to_ipaddr() argument
24 if ((proto == QETH_PROT_IPV4 && !in4_pton(buf, -1, addr, -1, &end)) || in qeth_l3_string_to_ipaddr()
25 (proto == QETH_PROT_IPV6 && !in6_pton(buf, -1, addr, -1, &end))) in qeth_l3_string_to_ipaddr()
26 return -EINVAL; in qeth_l3_string_to_ipaddr()
33 switch (route->type) { in qeth_l3_dev_route_show()
39 if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO) in qeth_l3_dev_route_show()
44 if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO) in qeth_l3_dev_route_show()
49 if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO) in qeth_l3_dev_route_show()
58 static ssize_t qeth_l3_dev_route4_show(struct device *dev, in qeth_l3_dev_route4_show()
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