PCI Support Library
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Chapter 9. Hardware Interfaces
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PCI Support Library
pci_bus_max_busnr
— returns maximum PCI bus number of given bus' children
pci_find_capability
— query for devices' capabilities
pci_bus_find_capability
— query for devices' capabilities
pci_find_ext_capability
— Find an extended capability
pci_find_next_ht_capability
— query a device's Hypertransport capabilities
pci_find_ht_capability
— query a device's Hypertransport capabilities
pci_find_parent_resource
— return resource region of parent bus of given region
__pci_complete_power_transition
— Complete power transition of a PCI device
pci_set_power_state
— Set the power state of a PCI device
pci_choose_state
— Choose the power state of a PCI device
pci_save_state
— save the PCI configuration space of a device before suspending
pci_restore_state
— Restore the saved state of a PCI device
pci_store_saved_state
— Allocate and return an opaque struct containing the device saved state.
pci_load_saved_state
— Reload the provided save state into struct pci_dev.
pci_load_and_free_saved_state
— Reload the save state pointed to by state, and free the memory allocated for it.
pci_reenable_device
— Resume abandoned device
pci_enable_device_io
— Initialize a device for use with IO space
pci_enable_device_mem
— Initialize a device for use with Memory space
pci_enable_device
— Initialize device before it's used by a driver.
pcim_enable_device
— Managed
pci_enable_device
pcim_pin_device
— Pin managed PCI device
pci_disable_device
— Disable PCI device after use
pci_set_pcie_reset_state
— set reset state for device dev
pci_pme_capable
— check the capability of PCI device to generate PME#
pci_pme_active
— enable or disable PCI device's PME# function
__pci_enable_wake
— enable PCI device as wakeup event source
pci_wake_from_d3
— enable/disable device to wake up from D3_hot or D3_cold
pci_target_state
— find an appropriate low power state for a given PCI dev
pci_prepare_to_sleep
— prepare PCI device for system-wide transition into a sleep state
pci_back_from_sleep
— turn PCI device on during system-wide transition into working state
pci_dev_run_wake
— Check if device can generate run-time wake-up events.
pci_enable_ido
— enable ID-based ordering on a device
pci_disable_ido
— disable ID-based ordering on a device
pci_enable_obff
— enable optimized buffer flush/fill
pci_disable_obff
— disable optimized buffer flush/fill
pci_ltr_supported
— check whether a device supports LTR
pci_enable_ltr
— enable latency tolerance reporting
pci_disable_ltr
— disable latency tolerance reporting
pci_set_ltr
— set LTR latency values
pci_release_region
— Release a PCI bar
pci_request_region
— Reserve PCI I/O and memory resource
pci_request_region_exclusive
— Reserved PCI I/O and memory resource
pci_release_selected_regions
— Release selected PCI I/O and memory resources
pci_request_selected_regions
— Reserve selected PCI I/O and memory resources
pci_release_regions
— Release reserved PCI I/O and memory resources
pci_request_regions
— Reserved PCI I/O and memory resources
pci_request_regions_exclusive
— Reserved PCI I/O and memory resources
pci_set_master
— enables bus-mastering for device dev
pci_clear_master
— disables bus-mastering for device dev
pci_set_cacheline_size
— ensure the CACHE_LINE_SIZE register is programmed
pci_set_mwi
— enables memory-write-invalidate PCI transaction
pci_try_set_mwi
— enables memory-write-invalidate PCI transaction
pci_clear_mwi
— disables Memory-Write-Invalidate for device dev
pci_intx
— enables/disables PCI INTx for device dev
pci_msi_off
— disables any msi or msix capabilities
__pci_reset_function
— reset a PCI device function
pci_reset_function
— quiesce and reset a PCI device function
pcix_get_max_mmrbc
— get PCI-X maximum designed memory read byte count
pcix_get_mmrbc
— get PCI-X maximum memory read byte count
pcix_set_mmrbc
— set PCI-X maximum memory read byte count
pcie_get_readrq
— get PCI Express read request size
pcie_set_readrq
— set PCI Express maximum memory read request
pci_select_bars
— Make BAR mask from the type of resource
pci_add_dynid
— add a new PCI device ID to this driver and re-probe devices
pci_match_id
— See if a pci device matches a given pci_id table
__pci_register_driver
— register a new pci driver
pci_unregister_driver
— unregister a pci driver
pci_dev_driver
— get the pci_driver of a device
pci_dev_get
— increments the reference count of the pci device structure
pci_dev_put
— release a use of the pci device structure
pci_remove_bus_device
— remove a PCI device and any children
pci_remove_behind_bridge
— remove all devices behind a PCI bridge
pci_stop_bus_device
— stop a PCI device and any children
pci_find_bus
— locate PCI bus from a given domain and bus number
pci_find_next_bus
— begin or continue searching for a PCI bus
pci_get_slot
— locate PCI device for a given PCI slot
pci_get_domain_bus_and_slot
— locate PCI device for a given PCI domain (segment), bus, and slot
pci_get_subsys
— begin or continue searching for a PCI device by vendor/subvendor/device/subdevice id
pci_get_device
— begin or continue searching for a PCI device by vendor/device id
pci_get_class
— begin or continue searching for a PCI device by class
pci_dev_present
— Returns 1 if device matching the device list is present, 0 if not.
pci_enable_msi_block
— configure device's MSI capability structure
pci_enable_msix
— configure device's MSI-X capability structure
pci_msi_enabled
— is MSI enabled?
pci_bus_alloc_resource
— allocate a resource from a parent bus
pci_bus_add_device
— add a single device
pci_bus_add_devices
— insert newly discovered PCI devices
pci_bus_set_ops
— Set raw operations of pci bus
pci_read_vpd
— Read one entry from Vital Product Data
pci_write_vpd
— Write entry to Vital Product Data
pci_vpd_truncate
— Set available Vital Product Data size
pci_block_user_cfg_access
— Block userspace PCI config reads/writes
pci_unblock_user_cfg_access
— Unblock userspace PCI config reads/writes
pci_lost_interrupt
— reports a lost PCI interrupt
__ht_create_irq
— create an irq and attach it to a device.
ht_create_irq
— create an irq and attach it to a device.
ht_destroy_irq
— destroy an irq created with ht_create_irq
pci_scan_slot
— scan a PCI slot on a bus for devices.
pci_rescan_bus
— scan a PCI bus for devices.
pci_create_slot
— create or increment refcount for physical PCI slot
pci_renumber_slot
— update
struct
pci_slot -> number
pci_destroy_slot
— decrement refcount for physical PCI slot
pci_hp_create_module_link
— create symbolic link to the hotplug driver module.
pci_hp_remove_module_link
— remove symbolic link to the hotplug driver module.
pci_enable_rom
— enable ROM decoding for a PCI device
pci_disable_rom
— disable ROM decoding for a PCI device
pci_map_rom
— map a PCI ROM to kernel space
pci_unmap_rom
— unmap the ROM from kernel space
pci_enable_sriov
— enable the SR-IOV capability
pci_disable_sriov
— disable the SR-IOV capability
pci_sriov_migration
— notify SR-IOV core of Virtual Function Migration
pci_num_vf
— return number of VFs associated with a PF device_release_driver
pci_read_legacy_io
— read byte(s) from legacy I/O port space
pci_write_legacy_io
— write byte(s) to legacy I/O port space
pci_mmap_legacy_mem
— map legacy PCI memory into user memory space
pci_mmap_legacy_io
— map legacy PCI IO into user memory space
pci_adjust_legacy_attr
— adjustment of legacy file attributes
pci_create_legacy_files
— create legacy I/O port and memory files
pci_mmap_resource
— map a PCI resource into user memory space
pci_remove_resource_files
— cleanup resource files
pci_create_resource_files
— create resource files in sysfs for
dev
pci_write_rom
— used to enable access to the PCI ROM display
pci_read_rom
— read a PCI ROM
pci_remove_sysfs_dev_files
— cleanup PCI specific sysfs files