| /linux-4.19.296/drivers/i2c/busses/ |
| D | i2c-aspeed.c | 160 static int aspeed_i2c_reset(struct aspeed_i2c_bus *bus);
162 static int aspeed_i2c_recover_bus(struct aspeed_i2c_bus *bus) in aspeed_i2c_recover_bus() argument
168 spin_lock_irqsave(&bus->lock, flags); in aspeed_i2c_recover_bus()
169 command = readl(bus->base + ASPEED_I2C_CMD_REG); in aspeed_i2c_recover_bus()
175 dev_dbg(bus->dev, "SCL hung (state %x), attempting recovery\n", in aspeed_i2c_recover_bus()
178 reinit_completion(&bus->cmd_complete); in aspeed_i2c_recover_bus()
179 writel(ASPEED_I2CD_M_STOP_CMD, bus->base + ASPEED_I2C_CMD_REG); in aspeed_i2c_recover_bus()
180 spin_unlock_irqrestore(&bus->lock, flags); in aspeed_i2c_recover_bus()
183 &bus->cmd_complete, bus->adap.timeout); in aspeed_i2c_recover_bus()
185 spin_lock_irqsave(&bus->lock, flags); in aspeed_i2c_recover_bus()
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| D | i2c-cros-ec-tunnel.c | 182 struct ec_i2c_device *bus = adap->algo_data; in ec_i2c_xfer() local
183 struct device *dev = bus->dev; in ec_i2c_xfer()
184 const u16 bus_num = bus->remote_bus; in ec_i2c_xfer()
220 result = cros_ec_cmd_xfer_status(bus->ec, msg); in ec_i2c_xfer()
252 struct ec_i2c_device *bus = NULL; in ec_i2c_probe() local
261 bus = devm_kzalloc(dev, sizeof(*bus), GFP_KERNEL); in ec_i2c_probe()
262 if (bus == NULL) in ec_i2c_probe()
270 bus->remote_bus = remote_bus; in ec_i2c_probe()
272 bus->ec = ec; in ec_i2c_probe()
273 bus->dev = dev; in ec_i2c_probe()
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| /linux-4.19.296/drivers/base/ |
| D | bus.c | 41 static struct bus_type *bus_get(struct bus_type *bus) in bus_get() argument
43 if (bus) { in bus_get()
44 kset_get(&bus->p->subsys); in bus_get()
45 return bus; in bus_get()
50 static void bus_put(struct bus_type *bus) in bus_put() argument
52 if (bus) in bus_put()
53 kset_put(&bus->p->subsys); in bus_put()
109 ret = bus_attr->show(subsys_priv->bus, buf); in bus_attr_show()
121 ret = bus_attr->store(subsys_priv->bus, buf, count); in bus_attr_store()
130 int bus_create_file(struct bus_type *bus, struct bus_attribute *attr) in bus_create_file() argument
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| /linux-4.19.296/drivers/soundwire/ |
| D | bus.c | 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()
28 if (!bus->ops) { in sdw_add_bus_master()
29 dev_err(bus->dev, "SoundWire Bus ops are not set"); in sdw_add_bus_master()
33 mutex_init(&bus->msg_lock); in sdw_add_bus_master()
34 mutex_init(&bus->bus_lock); in sdw_add_bus_master()
35 INIT_LIST_HEAD(&bus->slaves); in sdw_add_bus_master()
36 INIT_LIST_HEAD(&bus->m_rt_list); in sdw_add_bus_master()
38 if (bus->ops->read_prop) { in sdw_add_bus_master()
39 ret = bus->ops->read_prop(bus); in sdw_add_bus_master()
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| D | stream.c | 55 static int _sdw_program_slave_port_params(struct sdw_bus *bus, in _sdw_program_slave_port_params() argument
64 if (bus->params.next_bank) { in _sdw_program_slave_port_params()
79 dev_err(bus->dev, "DPN_OffsetCtrl2 register write failed"); in _sdw_program_slave_port_params()
86 dev_err(bus->dev, "DPN_BlockCtrl3 register write failed"); in _sdw_program_slave_port_params()
105 dev_err(bus->dev, "DPN_SampleCtrl2 register write failed"); in _sdw_program_slave_port_params()
116 dev_err(bus->dev, "DPN_HCtrl register write failed"); in _sdw_program_slave_port_params()
121 static int sdw_program_slave_port_params(struct sdw_bus *bus, in sdw_program_slave_port_params() argument
142 if (bus->params.next_bank) { in sdw_program_slave_port_params()
218 ret = _sdw_program_slave_port_params(bus, s_rt->slave, in sdw_program_slave_port_params()
229 static int sdw_program_master_port_params(struct sdw_bus *bus, in sdw_program_master_port_params() argument
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| D | slave.c | 16 static int sdw_slave_add(struct sdw_bus *bus, in sdw_slave_add() argument
28 slave->dev.parent = bus->dev; in sdw_slave_add()
33 bus->link_id, id->mfg_id, id->part_id, in sdw_slave_add()
37 slave->dev.bus = &sdw_bus_type; in sdw_slave_add()
38 slave->bus = bus; in sdw_slave_add()
42 mutex_lock(&bus->bus_lock); in sdw_slave_add()
43 list_add_tail(&slave->node, &bus->slaves); in sdw_slave_add()
44 mutex_unlock(&bus->bus_lock); in sdw_slave_add()
48 dev_err(bus->dev, "Failed to add slave: ret %d\n", ret); in sdw_slave_add()
54 mutex_lock(&bus->bus_lock); in sdw_slave_add()
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| /linux-4.19.296/drivers/pci/ |
| D | remove.c | 47 void pci_remove_bus(struct pci_bus *bus) in pci_remove_bus() argument
49 pci_proc_detach_bus(bus); in pci_remove_bus()
52 list_del(&bus->node); in pci_remove_bus()
53 pci_bus_release_busn_res(bus); in pci_remove_bus()
55 pci_remove_legacy_files(bus); in pci_remove_bus()
57 if (bus->ops->remove_bus) in pci_remove_bus()
58 bus->ops->remove_bus(bus); in pci_remove_bus()
60 pcibios_remove_bus(bus); in pci_remove_bus()
61 device_unregister(&bus->dev); in pci_remove_bus()
67 struct pci_bus *bus = dev->subordinate; in pci_stop_bus_device() local
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| D | bus.c | 47 void pci_bus_add_resource(struct pci_bus *bus, struct resource *res, in pci_bus_add_resource() argument
54 dev_err(&bus->dev, "can't add %pR resource\n", res); in pci_bus_add_resource()
60 list_add_tail(&bus_res->list, &bus->resources); in pci_bus_add_resource()
63 struct resource *pci_bus_resource_n(const struct pci_bus *bus, int n) in pci_bus_resource_n() argument
68 return bus->resource[n]; in pci_bus_resource_n()
71 list_for_each_entry(bus_res, &bus->resources, list) { in pci_bus_resource_n()
79 void pci_bus_remove_resources(struct pci_bus *bus) in pci_bus_remove_resources() argument
85 bus->resource[i] = NULL; in pci_bus_remove_resources()
87 list_for_each_entry_safe(bus_res, tmp, &bus->resources, list) { in pci_bus_remove_resources()
136 static void pci_clip_resource_to_region(struct pci_bus *bus, in pci_clip_resource_to_region() argument
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| D | probe.c | 291 pcibios_bus_to_resource(dev->bus, res, ®ion); in __pci_read_base()
292 pcibios_resource_to_bus(dev->bus, &inverted_region, res); in __pci_read_base()
437 pcibios_bus_to_resource(dev->bus, res, ®ion); in pci_read_bridge_io()
459 pcibios_bus_to_resource(dev->bus, res, ®ion); in pci_read_bridge_mmio()
512 pcibios_bus_to_resource(dev->bus, res, ®ion); in pci_read_bridge_mmio_pref()
683 void pcie_update_link_speed(struct pci_bus *bus, u16 linksta) in pcie_update_link_speed() argument
685 bus->cur_bus_speed = pcie_link_speed[linksta & PCI_EXP_LNKSTA_CLS]; in pcie_update_link_speed()
720 static void pci_set_bus_speed(struct pci_bus *bus) in pci_set_bus_speed() argument
722 struct pci_dev *bridge = bus->self; in pci_set_bus_speed()
732 bus->max_bus_speed = agp_speed(agpstat & 8, agpstat & 7); in pci_set_bus_speed()
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| D | search.c | 33 struct pci_bus *bus; in pci_for_each_dma_alias() local
36 ret = fn(pdev, PCI_DEVID(pdev->bus->number, pdev->devfn), data); in pci_for_each_dma_alias()
48 ret = fn(pdev, PCI_DEVID(pdev->bus->number, devfn), in pci_for_each_dma_alias()
55 for (bus = pdev->bus; !pci_is_root_bus(bus); bus = bus->parent) { in pci_for_each_dma_alias()
59 if (!bus->self) in pci_for_each_dma_alias()
62 tmp = bus->self; in pci_for_each_dma_alias()
92 PCI_DEVID(tmp->bus->number, in pci_for_each_dma_alias()
105 PCI_DEVID(tmp->bus->number, in pci_for_each_dma_alias()
115 static struct pci_bus *pci_do_find_bus(struct pci_bus *bus, unsigned char busnr) in pci_do_find_bus() argument
120 if (bus->number == busnr) in pci_do_find_bus()
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| D | xen-pcifront.c | 33 struct pci_bus *bus; member
68 unsigned int domain, unsigned int bus, in pcifront_init_sd() argument
178 static int pcifront_bus_read(struct pci_bus *bus, unsigned int devfn, in pcifront_bus_read() argument
184 .domain = pci_domain_nr(bus), in pcifront_bus_read()
185 .bus = bus->number, in pcifront_bus_read()
190 struct pcifront_sd *sd = bus->sysdata; in pcifront_bus_read()
196 pci_domain_nr(bus), bus->number, PCI_SLOT(devfn), in pcifront_bus_read()
217 static int pcifront_bus_write(struct pci_bus *bus, unsigned int devfn, in pcifront_bus_write() argument
222 .domain = pci_domain_nr(bus), in pcifront_bus_write()
223 .bus = bus->number, in pcifront_bus_write()
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| D | access.c | 37 (struct pci_bus *bus, unsigned int devfn, int pos, type *value) \
44 res = bus->ops->read(bus, devfn, pos, len, &data); \
52 (struct pci_bus *bus, unsigned int devfn, int pos, type value) \
58 res = bus->ops->write(bus, devfn, pos, len, value); \
77 int pci_generic_config_read(struct pci_bus *bus, unsigned int devfn, in pci_generic_config_read() argument
82 addr = bus->ops->map_bus(bus, devfn, where); in pci_generic_config_read()
99 int pci_generic_config_write(struct pci_bus *bus, unsigned int devfn, in pci_generic_config_write() argument
104 addr = bus->ops->map_bus(bus, devfn, where); in pci_generic_config_write()
119 int pci_generic_config_read32(struct pci_bus *bus, unsigned int devfn, in pci_generic_config_read32() argument
124 addr = bus->ops->map_bus(bus, devfn, where & ~0x3); in pci_generic_config_read32()
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| /linux-4.19.296/drivers/bus/ |
| D | mips_cdmm.c | 223 drv->drv.bus = &mips_cdmm_bustype; in BUILD_PERCPU_HELPER()
289 struct mips_cdmm_bus *bus, **bus_p; in mips_cdmm_get_bus() local
304 bus = *bus_p; in mips_cdmm_get_bus()
306 if (unlikely(!bus)) { in mips_cdmm_get_bus()
307 bus = kzalloc(sizeof(*bus), GFP_ATOMIC); in mips_cdmm_get_bus()
308 if (unlikely(!bus)) in mips_cdmm_get_bus()
309 bus = ERR_PTR(-ENOMEM); in mips_cdmm_get_bus()
311 *bus_p = bus; in mips_cdmm_get_bus()
314 return bus; in mips_cdmm_get_bus()
356 static int mips_cdmm_setup(struct mips_cdmm_bus *bus) in mips_cdmm_setup() argument
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| /linux-4.19.296/include/sound/ |
| D | i2c.h | 28 struct snd_i2c_bus *bus; /* I2C bus */ member
40 void (*start)(struct snd_i2c_bus *bus); /* transfer start */
41 void (*stop)(struct snd_i2c_bus *bus); /* transfer stop */
42 …void (*direction)(struct snd_i2c_bus *bus, int clock, int data); /* set line direction (0 = write…
43 void (*setlines)(struct snd_i2c_bus *bus, int clock, int data);
44 int (*getclock)(struct snd_i2c_bus *bus);
45 int (*getdata)(struct snd_i2c_bus *bus, int ack);
51 int (*probeaddr)(struct snd_i2c_bus *bus, unsigned short addr);
73 void (*private_free)(struct snd_i2c_bus *bus);
80 int snd_i2c_device_create(struct snd_i2c_bus *bus, const char *name,
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| D | hdaudio_ext.h | 7 int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev,
12 void snd_hdac_ext_bus_exit(struct hdac_bus *bus);
13 int snd_hdac_ext_bus_device_init(struct hdac_bus *bus, int addr,
16 void snd_hdac_ext_bus_device_remove(struct hdac_bus *bus);
31 int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_bus *bus);
32 struct hdac_ext_link *snd_hdac_ext_bus_get_link(struct hdac_bus *bus,
81 void snd_hdac_ext_stream_init(struct hdac_bus *bus,
84 int snd_hdac_ext_stream_init_all(struct hdac_bus *bus, int start_idx,
86 void snd_hdac_stream_free_all(struct hdac_bus *bus);
87 void snd_hdac_link_free_all(struct hdac_bus *bus);
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| D | hda_component.h | 10 int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable);
11 int snd_hdac_display_power(struct hdac_bus *bus, bool enable);
16 int snd_hdac_acomp_init(struct hdac_bus *bus,
20 int snd_hdac_acomp_exit(struct hdac_bus *bus);
21 int snd_hdac_acomp_register_notifier(struct hdac_bus *bus,
24 static inline int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable) in snd_hdac_set_codec_wakeup() argument
28 static inline int snd_hdac_display_power(struct hdac_bus *bus, bool enable) in snd_hdac_display_power() argument
43 static inline int snd_hdac_acomp_init(struct hdac_bus *bus, in snd_hdac_acomp_init() argument
50 static inline int snd_hdac_acomp_exit(struct hdac_bus *bus) in snd_hdac_acomp_exit() argument
54 static inline int snd_hdac_acomp_register_notifier(struct hdac_bus *bus, in snd_hdac_acomp_register_notifier() argument
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| /linux-4.19.296/drivers/misc/mei/ |
| D | bus.c | 46 struct mei_device *bus; in __mei_cl_send() local
53 bus = cl->dev; in __mei_cl_send()
55 mutex_lock(&bus->device_lock); in __mei_cl_send()
56 if (bus->dev_state != MEI_DEV_ENABLED) { in __mei_cl_send()
77 while (cl->tx_cb_queued >= bus->tx_queue_limit) { in __mei_cl_send()
78 mutex_unlock(&bus->device_lock); in __mei_cl_send()
82 mutex_lock(&bus->device_lock); in __mei_cl_send()
107 mutex_unlock(&bus->device_lock); in __mei_cl_send()
126 struct mei_device *bus; in __mei_cl_recv() local
135 bus = cl->dev; in __mei_cl_recv()
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| /linux-4.19.296/drivers/xen/ |
| D | pci.c | 62 .add.seg = pci_domain_nr(pci_dev->bus), in xen_add_device()
63 .add.bus = pci_dev->bus->number, in xen_add_device()
75 add->physfn.bus = physfn->bus->number; in xen_add_device()
79 if (pci_ari_enabled(pci_dev->bus) && PCI_SLOT(pci_dev->devfn)) in xen_add_device()
86 handle = ACPI_HANDLE(physfn->bus->bridge); in xen_add_device()
94 for (pbus = pci_dev->bus; pbus; pbus = pbus->parent) { in xen_add_device()
124 if (pci_domain_nr(pci_dev->bus)) in xen_add_device()
129 .bus = pci_dev->bus->number, in xen_add_device()
132 .physfn.bus = physfn->bus->number, in xen_add_device()
140 else if (pci_ari_enabled(pci_dev->bus) && PCI_SLOT(pci_dev->devfn)) { in xen_add_device()
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| /linux-4.19.296/drivers/pci/controller/ |
| D | pci-thunder-ecam.c | 29 static int handle_ea_bar(u32 e0, int bar, struct pci_bus *bus, in handle_ea_bar() argument
43 addr = bus->ops->map_bus(bus, devfn, bar); /* BAR 0 */ in handle_ea_bar()
58 addr = bus->ops->map_bus(bus, devfn, bar); /* BAR 0 */ in handle_ea_bar()
74 addr = bus->ops->map_bus(bus, devfn, bar + 4); /* BAR 1 */ in handle_ea_bar()
86 static int thunder_ecam_p2_config_read(struct pci_bus *bus, unsigned int devfn, in thunder_ecam_p2_config_read() argument
89 struct pci_config_window *cfg = bus->sysdata; in thunder_ecam_p2_config_read()
103 return pci_generic_config_read(bus, devfn, where, size, val); in thunder_ecam_p2_config_read()
106 addr = bus->ops->map_bus(bus, devfn, where_a); in thunder_ecam_p2_config_read()
127 static int thunder_ecam_config_read(struct pci_bus *bus, unsigned int devfn, in thunder_ecam_config_read() argument
137 addr = bus->ops->map_bus(bus, devfn, 0xc); in thunder_ecam_config_read()
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| /linux-4.19.296/drivers/pci/hotplug/ |
| D | cpci_hotplug_pci.c | 40 hs_cap = pci_bus_find_capability(slot->bus, in cpci_get_attention_status()
46 if (pci_bus_read_config_word(slot->bus, in cpci_get_attention_status()
60 hs_cap = pci_bus_find_capability(slot->bus, in cpci_set_attention_status()
65 if (pci_bus_read_config_word(slot->bus, in cpci_set_attention_status()
74 if (pci_bus_write_config_word(slot->bus, in cpci_set_attention_status()
87 hs_cap = pci_bus_find_capability(slot->bus, in cpci_get_hs_csr()
92 if (pci_bus_read_config_word(slot->bus, in cpci_get_hs_csr()
106 hs_cap = pci_bus_find_capability(slot->bus, in cpci_check_and_clear_ins()
111 if (pci_bus_read_config_word(slot->bus, in cpci_check_and_clear_ins()
118 if (pci_bus_write_config_word(slot->bus, in cpci_check_and_clear_ins()
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| D | acpiphp_glue.c | 49 static void acpiphp_sanitize_bus(struct pci_bus *bus);
192 struct pci_bus *bus; in acpiphp_post_dock_fixup() local
198 bus = context->func.slot->bus; in acpiphp_post_dock_fixup()
199 if (!bus->self) in acpiphp_post_dock_fixup()
205 pci_read_config_dword(bus->self, PCI_PRIMARY_BUS, &buses); in acpiphp_post_dock_fixup()
207 if (((buses >> 8) & 0xff) != bus->busn_res.start) { in acpiphp_post_dock_fixup()
209 | ((unsigned int)(bus->primary) << 0) in acpiphp_post_dock_fixup()
210 | ((unsigned int)(bus->busn_res.start) << 8) in acpiphp_post_dock_fixup()
211 | ((unsigned int)(bus->busn_res.end) << 16); in acpiphp_post_dock_fixup()
212 pci_write_config_dword(bus->self, PCI_PRIMARY_BUS, buses); in acpiphp_post_dock_fixup()
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| /linux-4.19.296/drivers/pci/pcie/ |
| D | aer_inject.c | 32 u8 bus; member
47 unsigned int bus; member
63 struct pci_bus *bus; member
75 unsigned int bus, unsigned int devfn, in aer_error_init() argument
80 err->bus = bus; in aer_error_init()
86 static struct aer_error *__find_aer_error(u32 domain, unsigned int bus, in __find_aer_error() argument
93 bus == err->bus && in __find_aer_error()
103 int domain = pci_domain_nr(dev->bus); in __find_aer_error_by_dev()
106 return __find_aer_error(domain, dev->bus->number, dev->devfn); in __find_aer_error_by_dev()
110 static struct pci_ops *__find_pci_bus_ops(struct pci_bus *bus) in __find_pci_bus_ops() argument
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| /linux-4.19.296/drivers/misc/cxl/ |
| D | vphb.c | 25 static int cxl_pci_probe_mode(struct pci_bus *bus) in cxl_pci_probe_mode() argument
49 phb = pci_bus_to_host(dev->bus); in cxl_pci_enable_device_hook()
86 static resource_size_t cxl_pci_window_alignment(struct pci_bus *bus, in cxl_pci_window_alignment() argument
97 static int cxl_pcie_cfg_record(u8 bus, u8 devfn) in cxl_pcie_cfg_record() argument
99 return (bus << 8) + devfn; in cxl_pcie_cfg_record()
102 static inline struct cxl_afu *pci_bus_to_afu(struct pci_bus *bus) in pci_bus_to_afu() argument
104 struct pci_controller *phb = bus ? pci_bus_to_host(bus) : NULL; in pci_bus_to_afu()
119 static inline int cxl_pcie_config_info(struct pci_bus *bus, unsigned int devfn, in cxl_pcie_config_info() argument
124 record = cxl_pcie_cfg_record(bus->number, devfn); in cxl_pcie_config_info()
132 static int cxl_pcie_read_config(struct pci_bus *bus, unsigned int devfn, in cxl_pcie_read_config() argument
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| /linux-4.19.296/drivers/xen/xen-pciback/ |
| D | passthrough.c | 22 unsigned int bus, in __xen_pcibk_get_pci_dev() argument
32 if (domain == (unsigned int)pci_domain_nr(dev_entry->dev->bus) in __xen_pcibk_get_pci_dev()
33 && bus == (unsigned int)dev_entry->dev->bus->number in __xen_pcibk_get_pci_dev()
51 unsigned int domain, bus, devfn; in __xen_pcibk_add_pci_dev() local
64 domain = (unsigned int)pci_domain_nr(dev->bus); in __xen_pcibk_add_pci_dev()
65 bus = (unsigned int)dev->bus->number; in __xen_pcibk_add_pci_dev()
67 err = publish_cb(pdev, domain, bus, devfn, devid); in __xen_pcibk_add_pci_dev()
125 unsigned int domain, bus; in __xen_pcibk_publish_pci_roots() local
134 dev = dev_entry->dev->bus->self; in __xen_pcibk_publish_pci_roots()
135 for (; !found && dev != NULL; dev = dev->bus->self) { in __xen_pcibk_publish_pci_roots()
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| /linux-4.19.296/include/linux/ |
| D | pci-acpi.h | 34 struct pci_bus *pbus = pdev->bus; in acpi_find_root_bridge_handle()
84 void acpi_pci_add_bus(struct pci_bus *bus);
85 void acpi_pci_remove_bus(struct pci_bus *bus);
89 void acpi_pci_slot_enumerate(struct pci_bus *bus);
90 void acpi_pci_slot_remove(struct pci_bus *bus);
93 static inline void acpi_pci_slot_enumerate(struct pci_bus *bus) { } in acpi_pci_slot_enumerate() argument
94 static inline void acpi_pci_slot_remove(struct pci_bus *bus) { } in acpi_pci_slot_remove() argument
99 void acpiphp_enumerate_slots(struct pci_bus *bus);
100 void acpiphp_remove_slots(struct pci_bus *bus);
104 static inline void acpiphp_enumerate_slots(struct pci_bus *bus) { } in acpiphp_enumerate_slots() argument
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