Home
last modified time | relevance | path

Searched +full:bus +full:- +full:addr (Results 1 – 25 of 1010) sorted by relevance

12345678910>>...41

/linux/drivers/net/phy/
H A Dmdio_bus.c1 // SPDX-License-Identifier: GPL-2.0+
2 /* MDIO Bus interface
32 #include "mdio-private.h"
41 if (mdiodev->bus->mdio_map[mdiodev->addr]) in mdiobus_register_device()
42 return -EBUSY; in mdiobus_register_device()
44 if (mdiodev->flags & MDIO_DEVICE_FLAG_PHY) { in mdiobus_register_device()
53 mdiodev->bus->mdio_map[mdiodev->addr] = mdiodev; in mdiobus_register_device()
61 if (mdiodev->bus->mdio_map[mdiodev->addr] != mdiodev) in mdiobus_unregister_device()
62 return -EINVAL; in mdiobus_unregister_device()
66 mdiodev->bus->mdio_map[mdiodev->addr] = NULL; in mdiobus_unregister_device()
[all …]
/linux/sound/hda/core/
H A Dcontroller.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HD-audio controller helpers
15 static void azx_clear_corbrp(struct hdac_bus *bus) in azx_clear_corbrp() argument
19 for (timeout = 1000; timeout > 0; timeout--) { in azx_clear_corbrp()
20 if (snd_hdac_chip_readw(bus, CORBRP) & AZX_CORBRP_RST) in azx_clear_corbrp()
25 dev_err(bus->dev, "CORB reset timeout#1, CORBRP = %d\n", in azx_clear_corbrp()
26 snd_hdac_chip_readw(bus, CORBRP)); in azx_clear_corbrp()
28 snd_hdac_chip_writew(bus, CORBRP, 0); in azx_clear_corbrp()
29 for (timeout = 1000; timeout > 0; timeout--) { in azx_clear_corbrp()
30 if (snd_hdac_chip_readw(bus, CORBRP) == 0) in azx_clear_corbrp()
[all …]
H A Dbus.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HD-audio core bus driver
24 * snd_hdac_bus_init - initialize a HD-audio bas bus
25 * @bus: the pointer to bus object
27 * @ops: bus verb operators
31 int snd_hdac_bus_init(struct hdac_bus *bus, struct device *dev, in snd_hdac_bus_init() argument
34 memset(bus, 0, sizeof(*bus)); in snd_hdac_bus_init()
35 bus->dev = dev; in snd_hdac_bus_init()
37 bus->ops = ops; in snd_hdac_bus_init()
39 bus->ops = &default_ops; in snd_hdac_bus_init()
[all …]
/linux/drivers/net/dsa/sja1105/
H A Dsja1105_mdio.c1 // SPDX-License-Identifier: GPL-2.0
4 #include <linux/pcs/pcs-xpcs.h>
10 int sja1105_pcs_mdio_read_c45(struct mii_bus *bus, int phy, int mmd, int reg) in sja1105_pcs_mdio_read_c45() argument
12 struct sja1105_mdio_private *mdio_priv = bus->priv; in sja1105_pcs_mdio_read_c45()
13 struct sja1105_private *priv = mdio_priv->priv; in sja1105_pcs_mdio_read_c45()
14 u64 addr; in sja1105_pcs_mdio_read_c45() local
18 addr = (mmd << 16) | reg; in sja1105_pcs_mdio_read_c45()
28 rc = sja1105_xfer_u32(priv, SPI_READ, addr, &tmp, NULL); in sja1105_pcs_mdio_read_c45()
35 int sja1105_pcs_mdio_write_c45(struct mii_bus *bus, int phy, int mmd, in sja1105_pcs_mdio_write_c45() argument
38 struct sja1105_mdio_private *mdio_priv = bus->priv; in sja1105_pcs_mdio_write_c45()
[all …]
/linux/drivers/media/pci/cx25821/
H A Dcx25821-i2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
22 MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
27 printk(KERN_DEBUG "%s/0: " fmt, dev->name, ##arg); \
38 struct cx25821_i2c *bus = i2c_adap->algo_data; in i2c_slave_did_ack() local
39 struct cx25821_dev *dev = bus->dev; in i2c_slave_did_ack()
40 return cx_read(bus->reg_stat) & 0x01; in i2c_slave_did_ack()
45 struct cx25821_i2c *bus = i2c_adap->algo_data; in i2c_is_busy() local
46 struct cx25821_dev *dev = bus->dev; in i2c_is_busy()
47 return cx_read(bus->reg_stat) & 0x02 ? 1 : 0; in i2c_is_busy()
69 struct cx25821_i2c *bus = i2c_adap->algo_data; in i2c_sendbytes() local
[all …]
/linux/drivers/soundwire/
H A Dbus.c1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
2 // Copyright(c) 2015-17 Intel Corporation.
12 #include "bus.h"
18 static int sdw_get_id(struct sdw_bus *bus) in sdw_get_id() argument
25 bus->id = rc; in sdw_get_id()
27 if (bus->controller_id == -1) in sdw_get_id()
28 bus->controller_id = rc; in sdw_get_id()
34 * sdw_bus_master_add() - add a bus Master instance
35 * @bus: bus instance
39 * Initializes the bus instance, read properties and create child
[all …]
/linux/drivers/pci/controller/
H A Dpci-thunder-ecam.c1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/pci-ecam.h>
14 #include "pci-host-common.h"
31 static int handle_ea_bar(u32 e0, int bar, struct pci_bus *bus, in handle_ea_bar() argument
34 void __iomem *addr; in handle_ea_bar() local
37 /* Entries are 16-byte aligned; bits[2,3] select word in entry */ in handle_ea_bar()
45 addr = bus->ops->map_bus(bus, devfn, bar); /* BAR 0 */ in handle_ea_bar()
46 if (!addr) in handle_ea_bar()
49 v = readl(addr); in handle_ea_bar()
51 v |= 2; /* EA entry-1. Base-L */ in handle_ea_bar()
[all …]
/linux/include/trace/events/
H A Dfsi_master_i2cr.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
15 __field(int, bus)
18 __field(unsigned short, addr)
21 __entry->bus = client->adapter->nr;
22 __entry->rc = rc;
23 memcpy(__entry->command, &command, sizeof(uint32_t));
24 __entry->addr = client->addr;
26 TP_printk("%d-%02x command:{ %*ph } rc:%d", __entry->bus, __entry->addr,
27 (int)sizeof(uint32_t), __entry->command, __entry->rc)
34 __field(int, bus)
[all …]
/linux/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/
H A Dbusnv50.c25 #include "bus.h"
31 u32 addr; 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 …]
H A Dbusgf119.c25 #include "bus.h"
29 u32 addr; member
35 struct gf119_i2c_bus *bus = gf119_i2c_bus(base); in gf119_i2c_bus_drive_scl() local
36 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in gf119_i2c_bus_drive_scl()
37 nvkm_mask(device, bus->addr, 0x00000001, state ? 0x00000001 : 0); in gf119_i2c_bus_drive_scl()
43 struct gf119_i2c_bus *bus = gf119_i2c_bus(base); in gf119_i2c_bus_drive_sda() local
44 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in gf119_i2c_bus_drive_sda()
45 nvkm_mask(device, bus->addr, 0x00000002, state ? 0x00000002 : 0); in gf119_i2c_bus_drive_sda()
51 struct gf119_i2c_bus *bus = gf119_i2c_bus(base); in gf119_i2c_bus_sense_scl() local
52 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in gf119_i2c_bus_sense_scl()
[all …]
/linux/sound/i2c/
H A 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,
26 unsigned short addr);
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()
[all …]
/linux/drivers/media/pci/cx23885/
H A Dcx23885-i2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
15 #include <media/v4l2-common.h>
23 MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
39 struct cx23885_i2c *bus = i2c_adap->algo_data; in i2c_slave_did_ack() local
40 struct cx23885_dev *dev = bus->dev; in i2c_slave_did_ack()
41 return cx_read(bus->reg_stat) & 0x01; in i2c_slave_did_ack()
46 struct cx23885_i2c *bus = i2c_adap->algo_data; in i2c_is_busy() local
47 struct cx23885_dev *dev = bus->dev; in i2c_is_busy()
48 return cx_read(bus->reg_stat) & 0x02 ? 1 : 0; in i2c_is_busy()
70 struct cx23885_i2c *bus = i2c_adap->algo_data; in i2c_sendbytes() local
[all …]
/linux/include/sound/
H A Dhdaudio.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * HD-audio core stuff
12 #include <linux/io-64-nonatomic-lo-hi.h>
34 * exported bus type
50 * HD-audio codec base device
55 struct hdac_bus *bus; member
56 unsigned int addr; /* codec address */ member
57 struct list_head list; /* list point for bus codec_list */
121 int snd_hdac_device_init(struct hdac_device *dev, struct hdac_bus *bus,
122 const char *name, unsigned int addr);
[all …]
/linux/drivers/net/dsa/mv88e6xxx/
H A Dphy.c1 // SPDX-License-Identifier: GPL-2.0-or-later
16 int mv88e6165_phy_read(struct mv88e6xxx_chip *chip, struct mii_bus *bus, in mv88e6165_phy_read() argument
17 int addr, int reg, u16 *val) in mv88e6165_phy_read() argument
19 return mv88e6xxx_read(chip, addr, reg, val); in mv88e6165_phy_read()
22 int mv88e6165_phy_write(struct mv88e6xxx_chip *chip, struct mii_bus *bus, in mv88e6165_phy_write() argument
23 int addr, int reg, u16 val) in mv88e6165_phy_write() argument
25 return mv88e6xxx_write(chip, addr, reg, val); in mv88e6165_phy_write()
30 int addr = phy; /* PHY devices addresses start at 0x0 */ in mv88e6xxx_phy_read() local
31 struct mii_bus *bus; in mv88e6xxx_phy_read() local
33 bus = mv88e6xxx_default_mdio_bus(chip); in mv88e6xxx_phy_read()
[all …]
/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 /* ----------------------------------------------------------- */
27 MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
35 dev_printk(KERN_DEBUG, &dev->intf->dev, \
54 switch (dev->i2c_speed & 0x03) { in em28xx_i2c_timeout()
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()
82 b2[5] = 0x80 + len - 1; in em2800_i2c_send_bytes()
[all …]
/linux/arch/powerpc/platforms/pasemi/
H A Dpci.c1 // SPDX-License-Identifier: GPL-2.0-only
18 #include <asm/pci-bridge.h>
19 #include <asm/isa-bridge.h>
22 #include <asm/ppc-pci.h>
26 #define PA_PXP_CFA(bus, devfn, off) (((bus) << 20) | ((devfn) << 12) | (off)) argument
28 static inline int pa_pxp_offset_valid(u8 bus, u8 devfn, int offset) in pa_pxp_offset_valid() argument
31 * well, so allow larger offset. It's really a two-function device but the in pa_pxp_offset_valid()
34 if (bus == 0 && devfn == 0) in pa_pxp_offset_valid()
41 u8 bus, u8 devfn, int offset) in pa_pxp_cfg_addr() argument
43 return hose->cfg_data + PA_PXP_CFA(bus, devfn, offset); in pa_pxp_cfg_addr()
[all …]
/linux/drivers/ssb/
H A Dhost_soc.c18 struct ssb_bus *bus = dev->bus; in ssb_host_soc_read8() local
20 offset += dev->core_index * SSB_CORE_SIZE; in ssb_host_soc_read8()
21 return readb(bus->mmio + offset); in ssb_host_soc_read8()
26 struct ssb_bus *bus = dev->bus; in ssb_host_soc_read16() local
28 offset += dev->core_index * SSB_CORE_SIZE; in ssb_host_soc_read16()
29 return readw(bus->mmio + offset); in ssb_host_soc_read16()
34 struct ssb_bus *bus = dev->bus; in ssb_host_soc_read32() local
36 offset += dev->core_index * SSB_CORE_SIZE; in ssb_host_soc_read32()
37 return readl(bus->mmio + offset); in ssb_host_soc_read32()
44 struct ssb_bus *bus = dev->bus; in ssb_host_soc_block_read() local
[all …]
/linux/arch/m68k/coldfire/
H A Dpci.c2 * pci.c -- PCI bus support for ColdFire processors
26 * PCI bus memory (no reason not to really). IO space is mapped in its own
34 * We need to be careful probing on bus 0 (directly connected to host
53 static unsigned long mcf_mk_pcicar(int bus, unsigned int devfn, int where) in mcf_mk_pcicar() argument
55 return (bus << PCICAR_BUSN) | (devfn << PCICAR_DEVFNN) | (where & 0xfc); in mcf_mk_pcicar()
58 static int mcf_pci_readconfig(struct pci_bus *bus, unsigned int devfn, in mcf_pci_readconfig() argument
61 unsigned long addr; in mcf_pci_readconfig() local
65 if (bus->number == 0) { in mcf_pci_readconfig()
70 addr = mcf_mk_pcicar(bus->number, devfn, where); in mcf_pci_readconfig()
71 __raw_writel(PCICAR_E | addr, PCICAR); in mcf_pci_readconfig()
[all …]
/linux/arch/x86/pci/
H A Dnumachip.c1 // SPDX-License-Identifier: GPL-2.0
3 * Numascale NumaConnect-specific PCI code
19 static inline char __iomem *pci_dev_base(unsigned int seg, unsigned int bus, unsigned int devfn) in pci_dev_base() argument
21 struct pci_mmcfg_region *cfg = pci_mmconfig_lookup(seg, bus); in pci_dev_base()
23 if (cfg && cfg->virt) in pci_dev_base()
24 return cfg->virt + (PCI_MMCFG_BUS_OFFSET(bus) | (devfn << 12)); in pci_dev_base()
28 static int pci_mmcfg_read_numachip(unsigned int seg, unsigned int bus, in pci_mmcfg_read_numachip() argument
31 char __iomem *addr; in pci_mmcfg_read_numachip() local
33 /* Why do we have this when nobody checks it. How about a BUG()!? -AK */ in pci_mmcfg_read_numachip()
34 if (unlikely((bus > 255) || (devfn > 255) || (reg > 4095))) { in pci_mmcfg_read_numachip()
[all …]
H A Dmmconfig_64.c1 // SPDX-License-Identifier: GPL-2.0
3 * mmconfig.c - Low-level direct PCI config space access via MMCONFIG
19 static char __iomem *pci_dev_base(unsigned int seg, unsigned int bus, unsigned int devfn) in pci_dev_base() argument
21 struct pci_mmcfg_region *cfg = pci_mmconfig_lookup(seg, bus); in pci_dev_base()
23 if (cfg && cfg->virt) in pci_dev_base()
24 return cfg->virt + (PCI_MMCFG_BUS_OFFSET(bus) | (devfn << 12)); in pci_dev_base()
28 static int pci_mmcfg_read(unsigned int seg, unsigned int bus, in pci_mmcfg_read() argument
31 char __iomem *addr; in pci_mmcfg_read() local
33 /* Why do we have this when nobody checks it. How about a BUG()!? -AK */ in pci_mmcfg_read()
34 if (unlikely((bus > 255) || (devfn > 255) || (reg > 4095))) { in pci_mmcfg_read()
[all …]
/linux/drivers/bcma/
H A Ddriver_pci_host.c5 * Copyright 2005 - 2011, Broadcom Corporation
7 * Copyright 2011, 2012, Hauke Mehrtens <hauke@hauke-m.de>
19 /* Probe a 32bit value on the bus and catch bus exceptions.
20 * Returns nonzero on a bus exception.
22 #define mips_busprobe32(val, addr) get_dbe((val), ((u32 *)(addr))) argument
24 /* Assume one-hot slot wiring */
30 struct bcma_bus *bus = pc->core->bus; in bcma_core_pci_is_in_hostmode() local
34 chipid_top = (bus->chipinfo.id & 0xFF00); in bcma_core_pci_is_in_hostmode()
39 bcma_core_enable(pc->core, 0); in bcma_core_pci_is_in_hostmode()
41 return !mips_busprobe32(tmp, pc->core->io_addr); in bcma_core_pci_is_in_hostmode()
[all …]
/linux/drivers/net/mdio/
H A Dmdio-airoha.c1 // SPDX-License-Identifier: GPL-2.0
20 #define AN7583_MII_RDY BIT(30) /* RO signal BUS is ready */
51 return regmap_read_poll_timeout(priv->regmap, priv->base_addr, busy, in airoha_mdio_wait_busy()
63 * Example: (only one PHY on the BUS at 0x1f) in airoha_mdio_reset()
64 * - read at 0x1f report at 0x2 0x7500 in airoha_mdio_reset()
65 * - read at 0x0 report 0x7500 on every address in airoha_mdio_reset()
67 * To workaround this, we reset the Mdio BUS at every read in airoha_mdio_reset()
70 reset_control_assert(priv->reset); in airoha_mdio_reset()
71 reset_control_deassert(priv->reset); in airoha_mdio_reset()
74 static int airoha_mdio_read(struct mii_bus *bus, int addr, int regnum) in airoha_mdio_read() argument
[all …]
/linux/drivers/spmi/
H A Dspmi-pmic-arb.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2012-2015, 2017, 2021, The Linux Foundation. All rights reserved.
52 #define SPMI_MAPPING_TABLE_TREE_DEPTH 16 /* Maximum of 16-bits */
135 * struct spmi_pmic_arb_bus - SPMI PMIC Arbiter Bus object
137 * @pmic_arb: the SPMI PMIC Arbiter the bus belongs to.
141 * @spmic: spmi controller registered for this bus
144 * bus instance
146 * particular SPMI bus instance
147 * @mapping_table: in-memory copy of PPID -> APID mapping table.
148 * @mapping_table_valid:bitmap containing valid-only periphs
[all …]
/linux/drivers/i3c/
H A Dmaster.c1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/dma-mapping.h>
30 * i3c_bus_maintenance_lock - Lock the bus for a maintenance operation
31 * @bus: I3C bus to take the lock on
33 * This function takes the bus lock so that no other operations can occur on
34 * the bus. This is needed for all kind of bus maintenance operation, like
35 * - enabling/disabling slave events
36 * - re-triggering DAA
37 * - changing the dynamic address of a device
38 * - relinquishing mastership
[all …]
/linux/drivers/media/pci/saa7164/
H A Dsaa7164-i2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (c) 2010-2015 Steven Toth <stoth@kernellabs.com>
18 struct saa7164_i2c *bus = i2c_adap->algo_data; in i2c_xfer() local
19 struct saa7164_dev *dev = bus->dev; in i2c_xfer()
25 dprintk(DBGLVL_I2C, "%s(num = %d) addr = 0x%02x len = 0x%x\n", in i2c_xfer()
26 __func__, num, msgs[i].addr, msgs[i].len); in i2c_xfer()
28 retval = saa7164_api_i2c_read(bus, in i2c_xfer()
29 msgs[i].addr, in i2c_xfer()
33 msgs[i].addr == msgs[i + 1].addr) { in i2c_xfer()
36 retval = saa7164_api_i2c_read(bus, msgs[i].addr, in i2c_xfer()
[all …]

12345678910>>...41