Home
last modified time | relevance | path

Searched +full:data +full:- +full:bus (Results 1 – 25 of 1094) sorted by relevance

12345678910>>...44

/kernel/linux/linux-5.10/drivers/ssb/
Dsdio.c3 * SDIO-Hostbus related functions
9 * Copyright 2007-2008 Michael Buesch <m@bues.ch>
60 #define SBSDIO_FUNC1_SBADDRMID 0x1000b /* SB Address window Mid (b23-b16) */
61 #define SBSDIO_FUNC1_SBADDRHIGH 0x1000c /* SB Address window High (b24-b31) */
71 #define SBSDIO_SB_ACCESS_2_4B_FLAG 0x8000 /* forces 32-bit SB access */
78 * ------- ------- ------------------------------------------
85 * In order to access the contents of a 32-bit Silicon Backplane address
94 * a 32-bit access flag
104 static inline struct device *ssb_sdio_dev(struct ssb_bus *bus) in ssb_sdio_dev() argument
106 return &bus->host_sdio->dev; in ssb_sdio_dev()
[all …]
/kernel/linux/linux-5.10/drivers/net/mdio/
Dmdio-hisi-femac.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Hisilicon Fast Ethernet MDIO Bus Driver
28 static int hisi_femac_mdio_wait_ready(struct hisi_femac_mdio_data *data) in hisi_femac_mdio_wait_ready() argument
32 return readl_poll_timeout(data->membase + MDIO_RWCTRL, in hisi_femac_mdio_wait_ready()
36 static int hisi_femac_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in hisi_femac_mdio_read() argument
38 struct hisi_femac_mdio_data *data = bus->priv; in hisi_femac_mdio_read() local
41 ret = hisi_femac_mdio_wait_ready(data); in hisi_femac_mdio_read()
46 data->membase + MDIO_RWCTRL); in hisi_femac_mdio_read()
48 ret = hisi_femac_mdio_wait_ready(data); in hisi_femac_mdio_read()
52 return readl(data->membase + MDIO_RO_DATA) & 0xFFFF; in hisi_femac_mdio_read()
[all …]
Dmdio-moxart.c1 // SPDX-License-Identifier: GPL-2.0
33 static int moxart_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in moxart_mdio_read() argument
35 struct moxart_mdio_data *data = bus->priv; in moxart_mdio_read() local
39 dev_dbg(&bus->dev, "%s\n", __func__); in moxart_mdio_read()
44 writel(ctrl, data->base + REG_PHY_CTRL); in moxart_mdio_read()
47 ctrl = readl(data->base + REG_PHY_CTRL); in moxart_mdio_read()
53 count--; in moxart_mdio_read()
56 dev_dbg(&bus->dev, "%s timed out\n", __func__); in moxart_mdio_read()
58 return -ETIMEDOUT; in moxart_mdio_read()
61 static int moxart_mdio_write(struct mii_bus *bus, int mii_id, in moxart_mdio_write() argument
[all …]
Dmdio-sun4i.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright 2012-2013 Stefan Roese <sr@denx.de>
6 * Copyright 2013 Maxime Ripard <maxime.ripard@free-electrons.com>
36 static int sun4i_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in sun4i_mdio_read() argument
38 struct sun4i_mdio_data *data = bus->priv; in sun4i_mdio_read() local
43 writel((mii_id << 8) | regnum, data->membase + EMAC_MAC_MADR_REG); in sun4i_mdio_read()
45 writel(0x1, data->membase + EMAC_MAC_MCMD_REG); in sun4i_mdio_read()
49 while (readl(data->membase + EMAC_MAC_MIND_REG) & 0x1) { in sun4i_mdio_read()
51 return -ETIMEDOUT; in sun4i_mdio_read()
56 writel(0x0, data->membase + EMAC_MAC_MCMD_REG); in sun4i_mdio_read()
[all …]
Dmdio-ipq4019.c1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
38 static int ipq4019_mdio_wait_busy(struct mii_bus *bus) in ipq4019_mdio_wait_busy() argument
40 struct ipq4019_mdio_data *priv = bus->priv; in ipq4019_mdio_wait_busy()
43 return readl_poll_timeout(priv->membase + MDIO_CMD_REG, busy, in ipq4019_mdio_wait_busy()
48 static int ipq4019_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in ipq4019_mdio_read() argument
50 struct ipq4019_mdio_data *priv = bus->priv; in ipq4019_mdio_read()
51 unsigned int data; in ipq4019_mdio_read() local
54 if (ipq4019_mdio_wait_busy(bus)) in ipq4019_mdio_read()
55 return -ETIMEDOUT; in ipq4019_mdio_read()
63 data = readl(priv->membase + MDIO_MODE_REG); in ipq4019_mdio_read()
[all …]
/kernel/linux/linux-5.10/drivers/net/ethernet/arc/
Demac_mdio.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2004-2013 Synopsys, Inc. (www.synopsys.com)
19 * arc_mdio_complete_wait - Waits until MDIO transaction is completed.
20 * @priv: Pointer to ARC EMAC private data structure.
22 * returns: 0 on success, -ETIMEDOUT on a timeout.
42 return -ETIMEDOUT; in arc_mdio_complete_wait()
46 * arc_mdio_read - MDIO interface read function.
47 * @bus: Pointer to MII bus structure.
51 * returns: The register contents on success, -ETIMEDOUT on a timeout.
56 static int arc_mdio_read(struct mii_bus *bus, int phy_addr, int reg_num) in arc_mdio_read() argument
[all …]
/kernel/linux/linux-5.10/sound/i2c/
Di2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
25 static int snd_i2c_bit_probeaddr(struct snd_i2c_bus *bus,
34 static int snd_i2c_bus_free(struct snd_i2c_bus *bus) in snd_i2c_bus_free() argument
39 if (snd_BUG_ON(!bus)) in snd_i2c_bus_free()
40 return -EINVAL; in snd_i2c_bus_free()
41 while (!list_empty(&bus->devices)) { in snd_i2c_bus_free()
42 device = snd_i2c_device(bus->devices.next); in snd_i2c_bus_free()
45 if (bus->master) in snd_i2c_bus_free()
46 list_del(&bus->buses); in snd_i2c_bus_free()
[all …]
/kernel/linux/linux-5.10/arch/mips/pci/
Dops-rc32434.c19 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
34 #include <asm/mach-rc32434/rc32434.h>
35 #include <asm/mach-rc32434/pci.h>
41 #define PCI_CFG_SET(bus, slot, func, off) \ argument
42 (rc32434_pci->pcicfga = (0x80000000 | \
43 ((bus) << 16) | ((slot)<<11) | \
47 struct pci_bus *bus, unsigned int devfn, in config_access() argument
48 unsigned char where, u32 *data) in config_access() argument
54 PCI_CFG_SET(bus->number, slot, func, where); in config_access()
58 rc32434_pci->pcicfgd = *data; in config_access()
[all …]
Dops-bcm63xx.c15 #include "pci-bcm63xx.h"
18 * swizzle 32bits data to return only the needed part
20 static int postprocess_read(u32 data, int where, unsigned int size) in postprocess_read() argument
27 ret = (data >> ((where & 3) << 3)) & 0xff; in postprocess_read()
30 ret = (data >> ((where & 3) << 3)) & 0xffff; in postprocess_read()
33 ret = data; in postprocess_read()
90 /* type 0 cycle for local bus, type 1 cycle for anything else */ in bcm63xx_setup_cfg_access()
92 /* FIXME: how to specify bus ??? */ in bcm63xx_setup_cfg_access()
104 u32 data; in bcm63xx_do_cfg_read() local
106 /* two phase cycle, first we write address, then read data at in bcm63xx_do_cfg_read()
[all …]
Dops-loongson2.c1 // SPDX-License-Identifier: GPL-2.0-only
29 #define MAX_DEV_NUM (31 - ID_SEL_BEGIN)
33 struct pci_bus *bus, in loongson_pcibios_config_access() argument
35 u32 *data) in loongson_pcibios_config_access() argument
37 u32 busnum = bus->number; in loongson_pcibios_config_access()
46 /* board-specific part,currently,only fuloong2f,yeeloong2f in loongson_pcibios_config_access()
60 *data = cs5536_pci_conf_read4(function, reg); in loongson_pcibios_config_access()
63 cs5536_pci_conf_write4(function, reg, *data); in loongson_pcibios_config_access()
69 /* Type 0 configuration for onboard PCI bus */ in loongson_pcibios_config_access()
71 return -1; in loongson_pcibios_config_access()
[all …]
Dpci-xlp.c2 * Copyright (c) 2003-2012 Broadcom Corporation
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
50 #include <asm/netlogic/mips-extns.h>
52 #include <asm/netlogic/xlp-hal/iomap.h>
53 #include <asm/netlogic/xlp-hal/xlp.h>
54 #include <asm/netlogic/xlp-hal/pic.h>
55 #include <asm/netlogic/xlp-hal/pcibus.h>
56 #include <asm/netlogic/xlp-hal/bridge.h>
60 #define pci_cfg_addr(bus, devfn, off) (((bus) << 20) | ((devfn) << 12) | (off)) argument
63 static inline u32 pci_cfg_read_32bit(struct pci_bus *bus, unsigned int devfn, in pci_cfg_read_32bit() argument
[all …]
/kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/
Dbusnv50.c25 #include "bus.h"
32 u32 data; member
38 struct nv50_i2c_bus *bus = nv50_i2c_bus(base); in nv50_i2c_bus_drive_scl() local
39 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in nv50_i2c_bus_drive_scl()
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()
48 struct nv50_i2c_bus *bus = nv50_i2c_bus(base); in nv50_i2c_bus_drive_sda() local
49 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in nv50_i2c_bus_drive_sda()
50 if (state) bus->data |= 0x02; in nv50_i2c_bus_drive_sda()
[all …]
Dbus.c24 #include "bus.h"
30 * i2c-algo-bit
35 struct nvkm_i2c_bus *bus = container_of(adap, typeof(*bus), i2c); in nvkm_i2c_bus_pre_xfer() local
36 return nvkm_i2c_bus_acquire(bus); in nvkm_i2c_bus_pre_xfer()
42 struct nvkm_i2c_bus *bus = container_of(adap, typeof(*bus), i2c); in nvkm_i2c_bus_post_xfer() local
43 return nvkm_i2c_bus_release(bus); in nvkm_i2c_bus_post_xfer()
47 nvkm_i2c_bus_setscl(void *data, int state) in nvkm_i2c_bus_setscl() argument
49 struct nvkm_i2c_bus *bus = data; in nvkm_i2c_bus_setscl() local
50 bus->func->drive_scl(bus, state); in nvkm_i2c_bus_setscl()
54 nvkm_i2c_bus_setsda(void *data, int state) in nvkm_i2c_bus_setsda() argument
[all …]
/kernel/linux/linux-5.10/Documentation/ABI/obsolete/
Dsysfs-driver-hid-roccat-ryos1 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
4 Description: When written, this file lets one select which data from which
5 profile will be read next. The data has to be 3 bytes long.
9 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
17 The data has to be 3 bytes long.
18 The device will reject invalid data.
21 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
25 a specific profile. Profile index is included in written data.
26 The data has to be 125 bytes long.
31 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
[all …]
Dsysfs-driver-hid-roccat-isku1 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
4 Description: The integer value of this attribute ranges from 0-4.
12 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
15 Description: When read, this file returns general data like firmware version.
16 The data is 6 bytes long.
20 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
26 written data. The data has to be 6 bytes long.
31 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
36 in written data. The data has to be 6 bytes long.
41 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
[all …]
Dsysfs-driver-hid-roccat-konepure1 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
9 The data has to be 3 bytes long.
10 The mouse will reject invalid data.
13 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
16 Description: When written, this file lets one select which data from which
17 profile will be read next. The data has to be 3 bytes long.
21 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
24 Description: When read, this file returns general data like firmware version.
26 The data is 6 bytes long.
29 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
[all …]
/kernel/linux/linux-5.10/drivers/net/ethernet/ti/
Ddavinci_mdio.c1 // SPDX-License-Identifier: GPL-2.0+
31 * This timeout definition is a worst-case ultra defensive measure against
85 struct mii_bus *bus; member
89 * if MDIO bus is registered from DT.
95 static void davinci_mdio_init_clk(struct davinci_mdio_data *data) in davinci_mdio_init_clk() argument
99 mdio_in = clk_get_rate(data->clk); in davinci_mdio_init_clk()
100 div = (mdio_in / data->pdata.bus_freq) - 1; in davinci_mdio_init_clk()
104 data->clk_div = div; in davinci_mdio_init_clk()
108 * 32 bits of transferred data in davinci_mdio_init_clk()
109 * 24 bits of bus yield (not needed unless shared?) in davinci_mdio_init_clk()
[all …]
/kernel/linux/linux-5.10/Documentation/driver-api/soundwire/
Dsummary.rst6 SoundWire is used for transporting data typically related to audio
10 SoundWire is a 2-pin multi-drop interface with data and clock line. It
14 (1) Transporting all of payload data channels, control information, and setup
15 commands over a single two-pin interface.
18 (Dual Data Rate) data transmission.
20 (3) Clock scaling and optional multiple data lanes to give wide flexibility
21 in data rate to match system requirements.
23 (4) Device status monitoring, including interrupt-style alerts to the Master.
26 interfaces share the common Bus containing data and clock line. Each of the
27 Slaves can support up to 14 Data Ports. 13 Data Ports are dedicated to audio
[all …]
/kernel/linux/linux-5.10/drivers/i2c/muxes/
Di2c-mux-pca9541.c2 * I2C multiplexer driver for PCA9541 bus master selector
6 * Author: Guenter Roeck <linux@roeck-us.net>
11 * Copyright (c) 2008-2009 Rodolfo Giometti <giometti@linux.it>
12 * Copyright (c) 2008-2009 Eurotech S.p.A. <info@eurotech.it>
23 #include <linux/i2c-mux.h>
29 * The PCA9541 is a bus master selector. It supports two I2C masters connected
30 * to a single slave bus.
32 * Before each bus transaction, a master has to acquire bus ownership. After the
33 * transaction is complete, bus ownership has to be released. This fits well
36 * single-channel I2C bus multiplexer.
[all …]
/kernel/linux/linux-5.10/drivers/video/fbdev/via/
Dvia_aux.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
19 struct i2c_adapter *adap; /* the I2C device to access the bus */
20 struct list_head drivers; /* drivers for devices on this bus */
26 struct via_aux_bus *bus; /* the I2C bus used */ member
30 void *data; /* private data of this driver */ member
39 void via_aux_free(struct via_aux_bus *bus);
40 const struct fb_videomode *via_aux_get_preferred_mode(struct via_aux_bus *bus);
45 struct via_aux_drv *data = kmalloc(sizeof(*data), GFP_KERNEL); in via_aux_add() local
47 if (!data) in via_aux_add()
50 *data = *drv; in via_aux_add()
[all …]
/kernel/linux/linux-5.10/drivers/net/wireless/broadcom/brcm80211/brcmfmac/
Dbus.h1 // SPDX-License-Identifier: ISC
25 /* The level of bus communication with the dongle */
31 /* The level of bus communication with the dongle */
47 * struct brcmf_bus_ops - bus callback operations.
49 * @preinit: execute bus/device specific dongle init commands (optional).
51 * @stop: clear pending frames, disable data flow.
52 * @txdata: send a data frame to the dongle. When the data
59 * @gettxq: obtain a reference of bus transmit queue (optional).
66 * bus specific driver. For control messages to common driver
79 int (*get_memdump)(struct device *dev, void *data, size_t len);
[all …]
/kernel/linux/linux-5.10/arch/sh/drivers/pci/
Dops-sh7786.c1 // SPDX-License-Identifier: GPL-2.0
3 * Generic SH7786 PCI-Express operations.
5 * Copyright (C) 2009 - 2010 Paul Mundt
12 #include "pcie-sh7786.h"
20 struct pci_bus *bus, unsigned int devfn, int where, u32 *data) in sh7786_pcie_config_access() argument
22 struct pci_channel *chan = bus->sysdata; in sh7786_pcie_config_access()
27 type = !!bus->parent; in sh7786_pcie_config_access()
30 if (bus->number > 255 || dev > 31 || func > 7) in sh7786_pcie_config_access()
34 * While each channel has its own memory-mapped extended config in sh7786_pcie_config_access()
42 * the same channel <-> device access works for any PCI_SLOT() in sh7786_pcie_config_access()
[all …]
/kernel/linux/linux-5.10/drivers/pci/pcie/
Dpme.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2007 - 2009 Intel Corp
6 * Copyright (C) 2007 - 2009 Shaohua Li <shaohua.li@intel.com>
27 * that using MSI for PCIe PME signaling doesn't play well with PCIe PME-based
28 * wake-up from system sleep states.
49 * pcie_pme_interrupt_enable - Enable/disable PCIe PME interrupt generation.
64 * pcie_pme_walk_bus - Scan a PCI bus for devices asserting PME#.
65 * @bus: PCI bus to scan.
67 * Scan given PCI bus and all buses under it for devices asserting PME#.
69 static bool pcie_pme_walk_bus(struct pci_bus *bus) in pcie_pme_walk_bus() argument
[all …]
/kernel/linux/linux-5.10/include/linux/i3c/
Dmaster.h1 /* SPDX-License-Identifier: GPL-2.0 */
31 * struct i3c_i2c_dev_desc - Common part of the I3C/I2C device descriptor
36 * @master_priv: master private data assigned to the device. Can be used to
54 * struct i2c_dev_boardinfo - I2C device board information
60 * This structure is used to attach board-level information to an I2C device.
61 * Each I2C device connected on the I3C bus should have one.
70 * struct i2c_dev_desc - I2C device descriptor
78 * Each I2C device connected on the bus will have an i2c_dev_desc.
80 * using &struct_i3c_master_controller->ops->attach_i2c_dev().
83 * connected on an I3C bus. This object is also passed to all
[all …]
/kernel/linux/linux-5.10/arch/powerpc/platforms/powermac/
Dlow_i2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2003-2005 Ben. Herrenschmidt (benh@kernel.crashing.org)
19 * as the interrupt is currently used by i2c-keywest. In the long run, we
20 * might want to get rid of those high-level interfaces to linux i2c layer
72 * A bus structure. Each bus in the system has such a structure associated.
92 int (*open)(struct pmac_i2c_bus *bus);
93 void (*close)(struct pmac_i2c_bus *bus);
94 int (*xfer)(struct pmac_i2c_bus *bus, u8 addrdir, int subsize,
95 u32 subaddr, u8 *data, int len);
107 * i2c-keywest */
[all …]

12345678910>>...44