| /kernel/linux/linux-5.10/drivers/net/phy/ |
| D | mdio_bus.c | 1 // SPDX-License-Identifier: GPL-2.0+
2 /* MDIO Bus interface
41 #include "mdio-boardinfo.h"
46 mdiodev->reset_gpio = gpiod_get_optional(&mdiodev->dev, in mdiobus_register_gpiod()
48 if (IS_ERR(mdiodev->reset_gpio)) in mdiobus_register_gpiod()
49 return PTR_ERR(mdiodev->reset_gpio); in mdiobus_register_gpiod()
51 if (mdiodev->reset_gpio) in mdiobus_register_gpiod()
52 gpiod_set_consumer_name(mdiodev->reset_gpio, "PHY reset"); in mdiobus_register_gpiod()
61 reset = reset_control_get_optional_exclusive(&mdiodev->dev, "phy"); in mdiobus_register_reset()
65 mdiodev->reset_ctrl = reset; in mdiobus_register_reset()
[all …]
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| /kernel/linux/linux-5.10/sound/hda/ |
| D | hdac_bus.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * HD-audio core bus driver
23 * snd_hdac_bus_init - initialize a HD-audio bas bus
24 * @bus: the pointer to bus object
26 * @ops: bus verb operators
30 int snd_hdac_bus_init(struct hdac_bus *bus, struct device *dev, in snd_hdac_bus_init() argument
33 memset(bus, 0, sizeof(*bus)); in snd_hdac_bus_init()
34 bus->dev = dev; in snd_hdac_bus_init()
36 bus->ops = ops; in snd_hdac_bus_init()
38 bus->ops = &default_ops; in snd_hdac_bus_init()
[all …]
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| D | hdac_controller.c | 1 // 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 …]
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| /kernel/linux/linux-4.19/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/ |
| D | anx9805.c | 28 #include "bus.h"
32 struct nvkm_i2c_bus *bus; member
33 u8 addr; member
39 u8 addr; member
45 struct anx9805_bus *bus = anx9805_bus(base); in anx9805_bus_xfer() local
46 struct anx9805_pad *pad = bus->pad; in anx9805_bus_xfer()
47 struct i2c_adapter *adap = &pad->bus->i2c; in anx9805_bus_xfer()
49 int ret = -ETIMEDOUT; in anx9805_bus_xfer()
53 tmp = nvkm_rdi2cr(adap, pad->addr, 0x07) & ~0x10; in anx9805_bus_xfer()
54 nvkm_wri2cr(adap, pad->addr, 0x07, tmp | 0x10); in anx9805_bus_xfer()
[all …]
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| D | busnv50.c | 25 #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 …]
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| /kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/ |
| D | anx9805.c | 28 #include "bus.h"
32 struct nvkm_i2c_bus *bus; member
33 u8 addr; member
39 u8 addr; member
45 struct anx9805_bus *bus = anx9805_bus(base); in anx9805_bus_xfer() local
46 struct anx9805_pad *pad = bus->pad; in anx9805_bus_xfer()
47 struct i2c_adapter *adap = &pad->bus->i2c; in anx9805_bus_xfer()
49 int ret = -ETIMEDOUT; in anx9805_bus_xfer()
53 tmp = nvkm_rdi2cr(adap, pad->addr, 0x07) & ~0x10; in anx9805_bus_xfer()
54 nvkm_wri2cr(adap, pad->addr, 0x07, tmp | 0x10); in anx9805_bus_xfer()
[all …]
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| D | busnv50.c | 25 #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 …]
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| /kernel/linux/linux-4.19/drivers/net/phy/ |
| D | mdio_bus.c | 1 /* MDIO Bus interface
48 #include "mdio-boardinfo.h"
55 if (mdiodev->dev.of_node) in mdiobus_register_gpiod()
56 gpiod = fwnode_get_named_gpiod(&mdiodev->dev.of_node->fwnode, in mdiobus_register_gpiod()
57 "reset-gpios", 0, GPIOD_OUT_LOW, in mdiobus_register_gpiod()
60 if (PTR_ERR(gpiod) == -ENOENT || PTR_ERR(gpiod) == -ENOSYS) in mdiobus_register_gpiod()
66 mdiodev->reset = gpiod; in mdiobus_register_gpiod()
78 if (mdiodev->bus->mdio_map[mdiodev->addr]) in mdiobus_register_device()
79 return -EBUSY; in mdiobus_register_device()
81 if (mdiodev->flags & MDIO_DEVICE_FLAG_PHY) { in mdiobus_register_device()
[all …]
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| /kernel/linux/linux-4.19/sound/hda/ |
| D | hdac_controller.c | 2 * HD-audio controller helpers
13 static void azx_clear_corbrp(struct hdac_bus *bus) in azx_clear_corbrp() argument
17 for (timeout = 1000; timeout > 0; timeout--) { in azx_clear_corbrp()
18 if (snd_hdac_chip_readw(bus, CORBRP) & AZX_CORBRP_RST) in azx_clear_corbrp()
23 dev_err(bus->dev, "CORB reset timeout#1, CORBRP = %d\n", in azx_clear_corbrp()
24 snd_hdac_chip_readw(bus, CORBRP)); in azx_clear_corbrp()
26 snd_hdac_chip_writew(bus, CORBRP, 0); in azx_clear_corbrp()
27 for (timeout = 1000; timeout > 0; timeout--) { in azx_clear_corbrp()
28 if (snd_hdac_chip_readw(bus, CORBRP) == 0) in azx_clear_corbrp()
33 dev_err(bus->dev, "CORB reset timeout#2, CORBRP = %d\n", in azx_clear_corbrp()
[all …]
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| D | hdac_bus.c | 2 * HD-audio core bus driver
20 * snd_hdac_bus_init - initialize a HD-audio bas bus
21 * @bus: the pointer to bus object
22 * @ops: bus verb operators
27 int snd_hdac_bus_init(struct hdac_bus *bus, struct device *dev, in snd_hdac_bus_init() argument
31 memset(bus, 0, sizeof(*bus)); in snd_hdac_bus_init()
32 bus->dev = dev; in snd_hdac_bus_init()
34 bus->ops = ops; in snd_hdac_bus_init()
36 bus->ops = &default_ops; in snd_hdac_bus_init()
37 bus->io_ops = io_ops; in snd_hdac_bus_init()
[all …]
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| /kernel/linux/linux-5.10/drivers/media/pci/cx25821/ |
| D | cx25821-i2c.c | 1 // 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 …]
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| /kernel/linux/linux-4.19/drivers/media/pci/cx25821/ |
| D | cx25821-i2c.c | 32 MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
37 printk(KERN_DEBUG "%s/0: " fmt, dev->name, ##arg); \
48 struct cx25821_i2c *bus = i2c_adap->algo_data; in i2c_slave_did_ack() local
49 struct cx25821_dev *dev = bus->dev; in i2c_slave_did_ack()
50 return cx_read(bus->reg_stat) & 0x01; in i2c_slave_did_ack()
55 struct cx25821_i2c *bus = i2c_adap->algo_data; in i2c_is_busy() local
56 struct cx25821_dev *dev = bus->dev; in i2c_is_busy()
57 return cx_read(bus->reg_stat) & 0x02 ? 1 : 0; in i2c_is_busy()
79 struct cx25821_i2c *bus = i2c_adap->algo_data; in i2c_sendbytes() local
80 struct cx25821_dev *dev = bus->dev; in i2c_sendbytes()
[all …]
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| /kernel/linux/linux-4.19/drivers/soundwire/ |
| D | bus.c | 1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
2 // Copyright(c) 2015-17 Intel Corporation.
9 #include "bus.h"
12 * sdw_add_bus_master() - add a bus Master instance
13 * @bus: bus instance
15 * Initializes the bus instance, read properties and create child
18 int sdw_add_bus_master(struct sdw_bus *bus) in sdw_add_bus_master() argument
23 if (!bus->dev) { in sdw_add_bus_master()
24 pr_err("SoundWire bus has no device"); in sdw_add_bus_master()
25 return -ENODEV; in sdw_add_bus_master()
[all …]
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| /kernel/linux/linux-5.10/arch/powerpc/platforms/maple/ |
| D | pci.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include <asm/pci-bridge.h>
22 #include <asm/ppc-pci.h>
23 #include <asm/isa-bridge.h>
37 for (; node != 0;node = node->sibling) { in fixup_one_level_bus_range()
42 /* For PCI<->PCI bridges or CardBus bridges, we go down */ in fixup_one_level_bus_range()
43 class_code = of_get_property(node, "class-code", NULL); in fixup_one_level_bus_range()
47 bus_range = of_get_property(node, "bus-range", &len); in fixup_one_level_bus_range()
52 higher = fixup_one_level_bus_range(node->child, higher); in fixup_one_level_bus_range()
57 /* This routine fixes the "bus-range" property of all bridges in the
[all …]
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| /kernel/linux/linux-4.19/arch/powerpc/platforms/maple/ |
| D | pci.c | 23 #include <asm/pci-bridge.h>
26 #include <asm/ppc-pci.h>
27 #include <asm/isa-bridge.h>
41 for (; node != 0;node = node->sibling) { in fixup_one_level_bus_range()
46 /* For PCI<->PCI bridges or CardBus bridges, we go down */ in fixup_one_level_bus_range()
47 class_code = of_get_property(node, "class-code", NULL); in fixup_one_level_bus_range()
51 bus_range = of_get_property(node, "bus-range", &len); in fixup_one_level_bus_range()
56 higher = fixup_one_level_bus_range(node->child, higher); in fixup_one_level_bus_range()
61 /* This routine fixes the "bus-range" property of all bridges in the
64 * Note that the bus numbers manipulated here are OF bus numbers, they
[all …]
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| /kernel/linux/linux-4.19/drivers/pci/controller/ |
| D | pci-thunder-ecam.c | 1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/pci-ecam.h>
29 static int handle_ea_bar(u32 e0, int bar, struct pci_bus *bus, in handle_ea_bar() argument
32 void __iomem *addr; in handle_ea_bar() local
35 /* Entries are 16-byte aligned; bits[2,3] select word in entry */ in handle_ea_bar()
43 addr = bus->ops->map_bus(bus, devfn, bar); /* BAR 0 */ in handle_ea_bar()
44 if (!addr) { in handle_ea_bar()
48 v = readl(addr); in handle_ea_bar()
50 v |= 2; /* EA entry-1. Base-L */ in handle_ea_bar()
58 addr = bus->ops->map_bus(bus, devfn, bar); /* BAR 0 */ in handle_ea_bar()
[all …]
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| /kernel/linux/linux-5.10/drivers/pci/controller/ |
| D | pci-thunder-ecam.c | 1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/pci-ecam.h>
29 static int handle_ea_bar(u32 e0, int bar, struct pci_bus *bus, in handle_ea_bar() argument
32 void __iomem *addr; in handle_ea_bar() local
35 /* Entries are 16-byte aligned; bits[2,3] select word in entry */ in handle_ea_bar()
43 addr = bus->ops->map_bus(bus, devfn, bar); /* BAR 0 */ in handle_ea_bar()
44 if (!addr) { in handle_ea_bar()
48 v = readl(addr); in handle_ea_bar()
50 v |= 2; /* EA entry-1. Base-L */ in handle_ea_bar()
58 addr = bus->ops->map_bus(bus, devfn, bar); /* BAR 0 */ in handle_ea_bar()
[all …]
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| /kernel/linux/linux-5.10/drivers/soundwire/ |
| D | bus.c | 1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
2 // Copyright(c) 2015-17 Intel Corporation.
10 #include "bus.h"
15 static int sdw_get_id(struct sdw_bus *bus) in sdw_get_id() argument
22 bus->id = rc; in sdw_get_id()
27 * sdw_bus_master_add() - add a bus Master instance
28 * @bus: bus instance
32 * Initializes the bus instance, read properties and create child
35 int sdw_bus_master_add(struct sdw_bus *bus, struct device *parent, in sdw_bus_master_add() argument
43 return -ENODEV; in sdw_bus_master_add()
[all …]
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| /kernel/linux/linux-4.19/sound/hda/ext/ |
| D | hdac_ext_bus.c | 2 * hdac-ext-bus.c - HD-audio extended core bus functions.
4 * Copyright (C) 2014-2015 Intel Corp
28 static void hdac_ext_writel(u32 value, u32 __iomem *addr) in hdac_ext_writel() argument
30 writel(value, addr); in hdac_ext_writel()
33 static u32 hdac_ext_readl(u32 __iomem *addr) in hdac_ext_readl() argument
35 return readl(addr); in hdac_ext_readl()
38 static void hdac_ext_writew(u16 value, u16 __iomem *addr) in hdac_ext_writew() argument
40 writew(value, addr); in hdac_ext_writew()
43 static u16 hdac_ext_readw(u16 __iomem *addr) in hdac_ext_readw() argument
45 return readw(addr); in hdac_ext_readw()
[all …]
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| /kernel/linux/linux-5.10/drivers/of/ |
| D | fdt_address.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * FDT Address translation based on u-boot fdt_support.c which in turn was
9 * Copyright 2010-2011 Freescale Semiconductor, Inc.
27 static void __init of_dump_addr(const char *s, const __be32 *addr, int na) in of_dump_addr() argument
30 while(na--) in of_dump_addr()
31 pr_cont(" %08x", *(addr++)); in of_dump_addr()
35 static void __init of_dump_addr(const char *s, const __be32 *addr, int na) { } in of_dump_addr() argument
38 /* Callbacks for bus specific translators */
42 u64 (*map)(__be32 *addr, const __be32 *range,
44 int (*translate)(__be32 *addr, u64 offset, int na);
[all …]
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| /kernel/linux/linux-4.19/drivers/of/ |
| D | fdt_address.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * FDT Address translation based on u-boot fdt_support.c which in turn was
9 * Copyright 2010-2011 Freescale Semiconductor, Inc.
27 static void __init of_dump_addr(const char *s, const __be32 *addr, int na) in of_dump_addr() argument
30 while(na--) in of_dump_addr()
31 pr_cont(" %08x", *(addr++)); in of_dump_addr()
35 static void __init of_dump_addr(const char *s, const __be32 *addr, int na) { } in of_dump_addr() argument
38 /* Callbacks for bus specific translators */
42 u64 (*map)(__be32 *addr, const __be32 *range,
44 int (*translate)(__be32 *addr, u64 offset, int na);
[all …]
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| /kernel/linux/linux-5.10/drivers/net/pcs/ |
| D | pcs-lynx.c | 1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
8 #include <linux/pcs-lynx.h>
36 struct mii_bus *bus = pcs->bus; in lynx_pcs_get_state_usxgmii() local
37 int addr = pcs->addr; in lynx_pcs_get_state_usxgmii() local
40 status = mdiobus_c45_read(bus, addr, MDIO_MMD_VEND2, MII_BMSR); in lynx_pcs_get_state_usxgmii()
44 state->link = !!(status & MDIO_STAT1_LSTATUS); in lynx_pcs_get_state_usxgmii()
45 state->an_complete = !!(status & MDIO_AN_STAT1_COMPLETE); in lynx_pcs_get_state_usxgmii()
46 if (!state->link || !state->an_complete) in lynx_pcs_get_state_usxgmii()
49 lpa = mdiobus_c45_read(bus, addr, MDIO_MMD_VEND2, MII_LPA); in lynx_pcs_get_state_usxgmii()
59 struct mii_bus *bus = pcs->bus; in lynx_pcs_get_state_2500basex() local
[all …]
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| /kernel/linux/linux-5.10/sound/i2c/ |
| D | i2c.c | 1 // 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 …]
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| /kernel/linux/linux-4.19/arch/sparc/kernel/ |
| D | pci_common.c | 1 // SPDX-License-Identifier: GPL-2.0
20 unsigned long bus, in config_out_of_range() argument
24 if (bus < pbm->pci_first_busno || in config_out_of_range()
25 bus > pbm->pci_last_busno) in config_out_of_range()
31 unsigned long bus, in sun4u_config_mkaddr() argument
35 unsigned long rbits = pbm->config_space_reg_bits; in sun4u_config_mkaddr()
37 if (config_out_of_range(pbm, bus, devfn, reg)) in sun4u_config_mkaddr()
40 reg = (reg & ((1 << rbits) - 1)); in sun4u_config_mkaddr()
42 bus <<= rbits + 8; in sun4u_config_mkaddr()
44 return (void *) (pbm->config_space | bus | devfn | reg); in sun4u_config_mkaddr()
[all …]
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| /kernel/linux/linux-5.10/arch/sparc/kernel/ |
| D | pci_common.c | 1 // SPDX-License-Identifier: GPL-2.0
20 unsigned long bus, in config_out_of_range() argument
24 if (bus < pbm->pci_first_busno || in config_out_of_range()
25 bus > pbm->pci_last_busno) in config_out_of_range()
31 unsigned long bus, in sun4u_config_mkaddr() argument
35 unsigned long rbits = pbm->config_space_reg_bits; in sun4u_config_mkaddr()
37 if (config_out_of_range(pbm, bus, devfn, reg)) in sun4u_config_mkaddr()
40 reg = (reg & ((1 << rbits) - 1)); in sun4u_config_mkaddr()
42 bus <<= rbits + 8; in sun4u_config_mkaddr()
44 return (void *) (pbm->config_space | bus | devfn | reg); in sun4u_config_mkaddr()
[all …]
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