9 Kernel routines

8,468 pages in section 9.

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drain_dev_clone_events eventhandler for name-based device cloning in devfs
drain_workqueue drain a workqueue
drbr network driver interface to buf_ring
drbr_dequeue network driver interface to buf_ring
drbr_dequeue_cond network driver interface to buf_ring
drbr_empty network driver interface to buf_ring
drbr_enqueue network driver interface to buf_ring
drbr_flush network driver interface to buf_ring
drbr_free network driver interface to buf_ring
drbr_inuse network driver interface to buf_ring
drbr_stats_update network driver interface to buf_ring
driver structure describing a device driver
driver_add_kobj add a kobject below the specified driver
driver_attach try to bind driver to devices.
driver_create_file create sysfs file for driver.
driver_find locate driver on a bus by its name.
driver_find_device device iterator for locating a particular device.
driver_for_each_device Iterator for devices bound to a driver.
driver_init initialize driver model.
DRIVER_MODULE kernel driver declaration macro
DRIVER_MODULE_ORDERED kernel driver declaration macro
driver_register register driver with bus
driver_remove_file remove sysfs file for driver.
driver_unregister remove driver from system.
drm_add_edid_modes add modes from EDID data, if available
drm_add_modes_noedid add modes for the connectors without EDID
drm_av_sync_delay compute the HDMI/DP sink audio-video sync delay
drm_bridge_cleanup cleans up an initialised bridge
drm_bridge_init initialize a drm transcoder/bridge
drm_calc_timestamping_constants calculate vblank timestamp constants
drm_calc_vbltimestamp_from_scanoutpos precise vblank timestamp helper
drm_connector_cleanup cleans up an initialised connector
drm_connector_init Init a preallocated connector
drm_connector_unplug_all unregister connector userspace interfaces
drm_crtc_check_viewport Checks that a framebuffer is big enough for the CRTC viewport
drm_crtc_cleanup Clean up the core crtc usage
drm_crtc_helper_set_config set a new config from userspace
drm_crtc_helper_set_mode internal helper to set a mode
drm_crtc_index find the index of a registered CRTC
drm_crtc_init Legacy CRTC initialization function
drm_crtc_init_with_planes Initialise a new CRTC object with specified primary and cursor planes.
drm_crtc_vblank_get get a reference count on vblank events
drm_crtc_vblank_off disable vblank events on a CRTC
drm_crtc_vblank_on enable vblank events on a CRTC
drm_crtc_vblank_put give up ownership of vblank events
drm_cvt_mode create a modeline based on the CVT algorithm
drm_detect_hdmi_monitor detect whether monitor is HDMI
drm_detect_monitor_audio check monitor audio capability
drm_dev_alloc Allocate new DRM device
drm_dev_ref Take reference of a DRM device
drm_dev_register Register DRM device
drm_dev_set_unique Set the unique name of a DRM device
drm_dev_unref Drop reference of a DRM device
drm_dev_unregister Unregister DRM device
drm_display_mode_from_videomode fill in dmode using vm,
drm_dp_aux_register initialise and register aux channel
drm_dp_aux_unregister unregister an AUX adapter
drm_dp_dpcd_read read a series of bytes from the DPCD
drm_dp_dpcd_read_link_status read DPCD link status (bytes 0x202-0x207)
drm_dp_dpcd_readb read a single byte from the DPCD
drm_dp_dpcd_write write a series of bytes to the DPCD
drm_dp_dpcd_writeb write a single byte to the DPCD
drm_dp_link_configure configure a DisplayPort link
drm_dp_link_power_up power up a DisplayPort link
drm_dp_link_probe probe a DisplayPort link for capabilities
drm_edid_block_valid Sanity check the EDID block (base or extension)
drm_edid_duplicate duplicate an EDID and the extensions
drm_edid_header_is_valid sanity check the header of the base EDID block
drm_edid_is_valid sanity check EDID data
drm_edid_to_eld build ELD from EDID
drm_edid_to_sad extracts SADs from EDID
drm_edid_to_speaker_allocation extracts Speaker Allocation Data Blocks from EDID
drm_encoder_cleanup cleans up an initialised encoder
drm_encoder_init Init a preallocated encoder
drm_fb_get_bpp_depth get the bpp/depth values for format
drm_fb_helper_blank implementation for ->fb_blank
drm_fb_helper_check_var implementation for ->fb_check_var
drm_fb_helper_debug_enter implementation for ->fb_debug_enter
drm_fb_helper_debug_leave implementation for ->fb_debug_leave
drm_fb_helper_fill_fix initializes fixed fbdev information
drm_fb_helper_fill_var initalizes variable fbdev information
drm_fb_helper_hotplug_event respond to a hotplug notification by probing all the outputs attached to the fb
drm_fb_helper_init initialize a drm_fb_helper structure
drm_fb_helper_initial_config setup a sane initial connector configuration
drm_fb_helper_pan_display implementation for ->fb_pan_display
drm_fb_helper_restore_fbdev_mode_unlocked restore fbdev configuration
drm_fb_helper_set_par implementation for ->fb_set_par
drm_fb_helper_setcmap implementation for ->fb_setcmap
drm_fb_helper_single_add_all_connectors add all connectors to fbdev emulation helper
drm_flip_work_cleanup cleans up flip-work
drm_flip_work_commit commit queued work
drm_flip_work_init initialize flip-work
drm_flip_work_queue queue work
drm_format_horz_chroma_subsampling get the horizontal chroma subsampling factor
drm_format_num_planes get the number of planes for format
drm_format_plane_cpp determine the bytes per pixel value
drm_format_vert_chroma_subsampling get the vertical chroma subsampling factor
drm_framebuffer_cleanup remove a framebuffer object
drm_framebuffer_init initialize a framebuffer
drm_framebuffer_lookup look up a drm framebuffer and grab a reference
drm_framebuffer_reference incr the fb refcnt
drm_framebuffer_remove remove and unreference a framebuffer object
drm_framebuffer_unreference unref a framebuffer
drm_framebuffer_unregister_private unregister a private fb from the lookup idr
drm_gem_create_mmap_offset create a fake mmap offset for an object
drm_gem_create_mmap_offset_size create a fake mmap offset for an object
drm_gem_dmabuf_release dma_buf release implementation for GEM
drm_gem_dumb_destroy dumb fb callback helper for gem based drivers
drm_gem_free_mmap_offset release a fake mmap offset for an object
drm_gem_get_pages helper to allocate backing pages for a GEM object from shmem
drm_gem_handle_create create a gem handle for an object
drm_gem_handle_delete deletes the given file-private handle
drm_gem_mmap memory map routine for GEM objects
drm_gem_mmap_obj memory map a GEM object
drm_gem_object_free free a GEM object
drm_gem_object_init initialize an allocated shmem-backed GEM object
drm_gem_prime_export helper library implemention of the export callback
drm_gem_prime_fd_to_handle PRIME import function for GEM drivers
drm_gem_prime_handle_to_fd PRIME export function for GEM drivers
drm_gem_prime_import helper library implemention of the import callback
drm_gem_private_object_init initialize an allocated private GEM object
drm_gem_put_pages helper to free backing pages for a GEM object
drm_get_cea_aspect_ratio get the picture aspect ratio corresponding to the input VIC from the CEA mode list
drm_get_connector_status_name return a string for connector status
drm_get_edid get EDID data, if available
drm_get_format_name return a string for drm fourcc format
drm_get_last_vbltimestamp retrieve raw timestamp for the most recent vblank interval
drm_get_pci_dev Register a PCI device with the DRM subsystem
drm_get_subpixel_order_name return a string for a given subpixel enum
drm_gtf_mode create the modeline based on the GTF algorithm
drm_gtf_mode_complex create the modeline based on the full GTF algorithm
drm_handle_vblank handle a vblank event
drm_hdmi_avi_infoframe_from_display_mode fill an HDMI AVI infoframe with data from a DRM display mode
drm_hdmi_vendor_infoframe_from_display_mode fill an HDMI infoframe with data from a DRM display mode
drm_helper_connector_dpms connector dpms helper implementation
drm_helper_crtc_in_use check if a given CRTC is in a mode_config
drm_helper_disable_unused_functions disable unused objects
drm_helper_encoder_in_use check if a given encoder is in use
drm_helper_hpd_irq_event hotplug processing
drm_helper_mode_fill_fb_struct fill out framebuffer metadata
drm_helper_move_panel_connectors_to_head move panels to the front in the connector list
drm_helper_probe_single_connector_modes get complete set of display modes
drm_helper_probe_single_connector_modes_nomerge get complete set of display modes
drm_helper_resume_force_mode force-restore mode setting configuration
drm_irq_install install IRQ handler
drm_irq_uninstall uninstall the IRQ handler
drm_kms_helper_hotplug_event fire off KMS hotplug events
drm_kms_helper_poll_disable disable output polling
drm_kms_helper_poll_enable re-enable output polling.
drm_kms_helper_poll_fini disable output polling and clean it up
drm_kms_helper_poll_init initialize and enable output polling
drm_match_cea_mode look for a CEA mode matching given mode
drm_mm_clean checks whether an allocator is clean
drm_mm_debug_table dump allocator state to dmesg
drm_mm_dump_table dump allocator state to a seq_file
drm_mm_for_each_hole iterator to walk over all holes
drm_mm_for_each_node iterator to walk over all allocated nodes
drm_mm_hole_node_end computes the end of the hole following node
drm_mm_hole_node_start computes the start of the hole following node
drm_mm_init initialize a drm-mm allocator
drm_mm_init_scan initialize lru scanning
drm_mm_init_scan_with_range initialize range-restricted lru scanning
drm_mm_initialized checks whether an allocator is initialized
drm_mm_insert_node search for space and insert node
drm_mm_insert_node_generic search for space and insert node
drm_mm_insert_node_in_range ranged search for space and insert node
drm_mm_insert_node_in_range_generic ranged search for space and insert node
drm_mm_node_allocated checks whether a node is allocated
drm_mm_remove_node Remove a memory node from the allocator.
drm_mm_replace_node move an allocation from old to new
drm_mm_reserve_node insert an pre-initialized node
drm_mm_scan_add_block add a node to the scan list
drm_mm_scan_remove_block remove a node from the scan list
drm_mm_takedown clean up a drm_mm allocator
drm_mode_config_cleanup free up DRM mode_config info
drm_mode_config_init initialize DRM mode_configuration structure
drm_mode_config_reset call ->reset callbacks
drm_mode_connector_attach_encoder attach a connector to an encoder
drm_mode_connector_list_update update the mode list for the connector
drm_mode_connector_update_edid_property update the edid property of a connector
drm_mode_copy copy the mode
drm_mode_create create a new display mode
drm_mode_create_dirty_info_property create dirty property
drm_mode_create_dvi_i_properties create DVI-I specific connector properties
drm_mode_create_from_cmdline_mode convert a command line modeline into a DRM display mode
drm_mode_create_scaling_mode_property create scaling mode property
drm_mode_create_tv_properties create TV specific connector properties
drm_mode_crtc_set_gamma_size set the gamma table size
drm_mode_debug_printmodeline print a mode to dmesg
drm_mode_destroy remove a mode
drm_mode_duplicate allocate and duplicate an existing mode
drm_mode_equal test modes for equality
drm_mode_equal_no_clocks_no_stereo test modes for equality
drm_mode_is_stereo check for stereo mode flags
drm_mode_legacy_fb_format compute drm fourcc code from legacy description
drm_mode_object_find look up a drm object with static lifetime
drm_mode_parse_command_line_for_connector parse command line modeline for connector
drm_mode_probed_add add a mode to a connector's probed_mode list
drm_mode_prune_invalid remove invalid modes from mode list
drm_mode_set_config_internal helper to call ->set_config
drm_mode_set_crtcinfo set CRTC modesetting timing parameters
drm_mode_set_name set the name on a mode
drm_mode_sort sort mode list
drm_mode_validate_size make sure modes adhere to size constraints
drm_mode_vrefresh get the vrefresh of a mode
drm_modeset_acquire_fini cleanup acquire context
drm_modeset_acquire_init initialize acquire context
drm_modeset_backoff deadlock avoidance backoff
drm_modeset_backoff_interruptible deadlock avoidance backoff
drm_modeset_drop_locks drop all locks
drm_modeset_is_locked equivalent to mutex_is_locked
drm_modeset_lock take modeset lock
drm_modeset_lock_all take all modeset locks
drm_modeset_lock_fini cleanup lock
drm_modeset_lock_init initialize lock
drm_modeset_lock_interruptible take modeset lock
drm_modeset_unlock drop modeset lock
drm_modeset_unlock_all drop all modeset locks
drm_object_attach_property attach a property to a modeset object
drm_object_property_get_value retrieve the value of a property
drm_object_property_set_value set the value of a property
drm_pci_alloc Allocate a PCI consistent memory block, for DMA.
drm_pci_exit Unregister matching PCI devices from the DRM subsystem
drm_pci_free Free a PCI consistent memory block
drm_pci_init Register matching PCI devices with the DRM subsystem
drm_plane_cleanup Clean up the core plane usage
drm_plane_force_disable Forcibly disable a plane
drm_plane_helper_check_update Check plane update for validity
drm_plane_init Initialize a legacy plane
drm_platform_init Register a platform device with the DRM subsystem
drm_primary_helper_create_plane Create a generic primary plane
drm_primary_helper_destroy Helper for primary plane destruction
drm_primary_helper_disable Helper for primary plane disable
drm_primary_helper_update Helper for primary plane update
drm_prime_gem_destroy helper to clean up a PRIME-imported GEM object
drm_prime_pages_to_sg converts a page array into an sg list
drm_prime_sg_to_page_addr_arrays convert an sg table into a page array
drm_probe_ddc probe DDC presence
drm_property_add_enum add a possible value to an enumeration property
drm_property_create create a new property type
drm_property_create_bitmask create a new bitmask property type
drm_property_create_enum create a new enumeration property type
drm_property_create_range create a new ranged property type
drm_property_destroy destroy a drm property
drm_put_dev Unregister and release a DRM device
drm_rect_adjust_size adjust the size of the rectangle
drm_rect_calc_hscale calculate the horizontal scaling factor
drm_rect_calc_hscale_relaxed calculate the horizontal scaling factor
drm_rect_calc_vscale calculate the vertical scaling factor
drm_rect_calc_vscale_relaxed calculate the vertical scaling factor
drm_rect_clip_scaled perform a scaled clip operation
drm_rect_debug_print print the rectangle information
drm_rect_downscale downscale a rectangle
drm_rect_equals determine if two rectangles are equal
drm_rect_height determine the rectangle height
drm_rect_intersect intersect two rectangles
drm_rect_translate translate the rectangle
drm_rect_visible determine if the the rectangle is visible
drm_rect_width determine the rectangle width
drm_rgb_quant_range_selectable is RGB quantization range selectable?
drm_select_eld select one ELD from multiple HDMI/DP sinks
drm_send_vblank_event helper to send vblank event after pageflip
drm_set_preferred_mode Sets the preferred mode of a connector
drm_universal_plane_init Initialize a new universal plane object
drm_usb_exit Unregister matching USB devices from the DRM subsystem
drm_usb_init Register matching USB devices with the DRM subsystem
drm_vblank_cleanup cleanup vblank support
drm_vblank_count retrieve “cooked” vblank counter value
drm_vblank_count_and_time retrieve “cooked” vblank counter value and the system timestamp corresponding to that vblank counter value.
drm_vblank_get get a reference count on vblank events
drm_vblank_init initialize vblank support
drm_vblank_off disable vblank events on a CRTC
drm_vblank_on enable vblank events on a CRTC
drm_vblank_post_modeset undo drm_vblank_pre_modeset changes
drm_vblank_pre_modeset account for vblanks across mode sets
drm_vblank_put give up ownership of vblank events
drm_vma_node_allow Add open-file to list of allowed users
drm_vma_node_has_offset Check whether node is added to offset manager
drm_vma_node_is_allowed Check whether an open-file is granted access
drm_vma_node_offset_addr Return sanitized offset for user-space mmaps
drm_vma_node_reset Initialize or reset node object
drm_vma_node_revoke Remove open-file from list of allowed users
drm_vma_node_size Return size (page-based)
drm_vma_node_start Return start address for page-based addressing
drm_vma_node_unmap Unmap offset node
drm_vma_node_verify_access Access verification helper for TTM
drm_vma_offset_add Add offset node to manager
drm_vma_offset_exact_lookup Look up node by exact address
drm_vma_offset_lock_lookup Lock lookup for extended private use
drm_vma_offset_lookup Find node in offset space
drm_vma_offset_lookup_locked Find node in offset space
drm_vma_offset_manager_destroy Destroy offset manager
drm_vma_offset_manager_init Initialize new offset-manager
drm_vma_offset_remove Remove offset node from manager
drm_vma_offset_unlock_lookup Unlock lookup for extended private use
drm_warn_on_modeset_not_all_locked check that all modeset locks are locked
drop_nlink directly drop an inode's link count

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dynamic_irq_cleanup cleanup a dynamically allocated irq
dynamic_irq_cleanup_keep_chip_data cleanup a dynamically allocated irq
dynamic_irq_init initialize a dynamically allocated irq
dynamic_irq_init_keep_chip_data initialize a dynamically allocated irq