section 9 · Kernel routines 🧠

F (continued)

• fscache_acquire_cache(9)Acquire a cache-level cookie.✨
• fscache_acquire_cookie(9)Acquire a cookie to represent a cache object✨
• fscache_acquire_volume(9)Register a volume as desiring caching services✨
• fscache_add_cache(9)Declare a cache as being open for business✨
• fscache_begin_cache_access(9)Pin a cache so it can be accessed✨
• fscache_begin_cookie_access(9)Pin a cache so data can be accessed✨
• fscache_begin_read_operation(9)Begin a read operation for the netfs lib✨
• fscache_begin_volume_access(9)Pin a cache so a volume can be accessed✨
• fscache_begin_write_operation(9)Begin a write operation for the netfs lib✨
• fscache_caching_failed(9)Report that a failure stopped caching on a cookie✨
• fscache_clear_page_bits(9)Clear the PG_fscache bits from a set of pages✨
• fscache_cookie_lookup_negative(9)Note negative lookup✨
• fscache_cookie_state(9)Read the state of a cookie✨
• fscache_count_object(9)Tell fscache that an object has been added✨
• fscache_end_cache_access(9)Unpin a cache at the end of an access.✨
• fscache_end_cookie_access(9)Unpin a cache at the end of an access.✨
• fscache_end_operation(9)End the read operation for the netfs lib✨
• fscache_end_volume_access(9)Unpin a cache at the end of an access.✨
• fscache_get_key(9)Get a pointer to the cookie key✨
• fscache_invalidate(9)Notify cache that an object needs invalidation✨
• fscache_io_error(9)Note a cache I/O error✨
• fscache_note_page_release(9)Note that a netfs page got released✨
• fscache_operation_valid(9)Return true if operations resources are usable✨
• fscache_put_cache(9)Release a cache-level cookie.✨
• fscache_read(9)Start a read from the cache.✨
• fscache_relinquish_cache(9)Reset cache state and release cookie✨
• fscache_relinquish_cookie(9)Return the cookie to the cache, maybe discarding it✨
• fscache_relinquish_volume(9)Cease caching a volume✨
• fscache_resize_cookie(9)Request that a cache object be resized✨
• fscache_resume_after_invalidation(9)Allow I/O to resume after invalidation✨
• fscache_uncount_object(9)Tell fscache that an object has been removed✨
• fscache_unuse_cookie(9)Cease usage of cookie attached to an object✨
• fscache_update_cookie(9)Request that a cache object be updated✨
• fscache_use_cookie(9)Request usage of cookie attached to an object✨
• fscache_wait_for_objects(9)Wait for all objects to be withdrawn✨
• fscache_wait_for_operation(9)Wait for an object become accessible✨
• fscache_withdraw_cache(9)Withdraw a cache from the active service✨
• fscache_withdraw_cookie(9)Mark a cookie for withdrawal✨
• fscache_withdraw_volume(9)Withdraw a volume from being cached✨
• fscache_write(9)Start a write to the cache.✨
• fscache_write_to_cache(9)Save a write to the cache and clear PG_fscache✨
• fscrypt_add_test_dummy_key(9)add the test dummy encryption key✨
• fscrypt_context_for_new_inode(9)create an encryption context for a new inode✨
• fscrypt_decrypt_block_inplace(9)Decrypt a filesystem block in-place✨
• fscrypt_drop_inode(9)check whether the inode's master key has been removed✨
• fscrypt_dummy_policies_equal(9)check whether two dummy policies are equal✨
• fscrypt_encrypt_block_inplace(9)Encrypt a filesystem block in-place✨
• fscrypt_encrypt_pagecache_blocks(9)Encrypt data from a pagecache folio✨
• fscrypt_encrypt_symlink(9)encrypt the symlink target if needed✨
• fscrypt_file_open(9)prepare to open a possibly-encrypted regular file✨
• fscrypt_fname_alloc_buffer(9)allocate a buffer for presented filenames✨
• fscrypt_fname_disk_to_usr(9)convert an encrypted filename to user- presentable form✨
• fscrypt_fname_encrypt(9)encrypt a filename✨
• fscrypt_fname_encrypted_size(9)calculate length of encrypted filename✨
• fscrypt_fname_free_buffer(9)free a buffer for presented filenames✨
• fscrypt_fname_siphash(9)calculate the SipHash of a filename✨
• fscrypt_free_bounce_page(9)free a ciphertext bounce page✨
• fscrypt_free_inode(9)free an inode's fscrypt data requiring RCU delay✨
• fscrypt_get_encryption_info(9)set up an inode's encryption key✨
• fscrypt_get_symlink(9)get the target of an encrypted symlink✨
• fscrypt_has_encryption_key(9)check whether an inode has had its key set up✨
• fscrypt_has_permitted_context(9)is a file's encryption policy permitted within its directory?✨
• fscrypt_initialize(9)allocate major buffers for fs encryption.✨
• fscrypt_is_nokey_name(9)test whether a dentry is a no-key name✨
• fscrypt_limit_io_blocks(9)limit I/O blocks to avoid discontiguous DUNs✨
• fscrypt_match_name(9)test whether the given name matches a directory entry✨
• fscrypt_mergeable_bio(9)test whether data can be added to a bio✨
• fscrypt_needs_contents_encryption(9)check whether an inode needs contents encryption✨
• fscrypt_new_context(9)create a new fscrypt_context✨
• fscrypt_parse_test_dummy_encryption(9)parse the test_dummy_encryption mount option✨
• fscrypt_policies_equal(9)check whether two encryption policies are the same✨
• fscrypt_policy_from_context(9)convert an fscrypt_context to an fscrypt_policy✨
• fscrypt_prepare_link(9)prepare to link an inode into a possibly- encrypted directory✨
• fscrypt_prepare_lookup(9)prepare to lookup a name in a possibly- encrypted directory✨
• fscrypt_prepare_lookup_partial(9)prepare lookup without filename setup✨
• fscrypt_prepare_new_inode(9)prepare to create a new inode in a directory✨
• fscrypt_prepare_readdir(9)prepare to read a possibly-encrypted directory✨
• fscrypt_prepare_rename(9)prepare for a rename between possibly-encrypted directories✨
• fscrypt_prepare_setattr(9)prepare to change a possibly-encrypted inode's attributes✨
• fscrypt_prepare_setflags(9)prepare to change flags with FS_IOC_SETFLAGS✨
• fscrypt_prepare_symlink(9)prepare to create a possibly-encrypted symlink✨
• fscrypt_put_encryption_info(9)free most of an inode's fscrypt data✨
• fscrypt_require_key(9)require an inode's encryption key✨
• fscrypt_set_bio_crypt_ctx(9)prepare a file contents bio for inline crypto✨
• fscrypt_set_context(9)Set the fscrypt context of a new inode✨
• fscrypt_setup_filename(9)prepare to search a possibly encrypted directory✨
• fscrypt_show_test_dummy_encryption(9)show '-o test_dummy_encryption'✨
• fscrypt_supported_policy(9)check whether an encryption policy is supported✨
• fscrypt_symlink_getattr(9)set the correct st_size for encrypted symlinks✨
• fscrypt_zeroout_range(9)zero out a range of blocks in an encrypted file✨
• fsd_cmu_probe(9)Probe function for FSD platform clocks✨
• fserror_report(9)report a filesystem error of some kind✨
• fsetown(9)file descriptor owner handling functions✨
• fsl_add_inb_buffer(9)Add buffer to the MPC85xx inbound message queue✨
• fsl_add_outb_message(9)Add message to the MPC85xx outbound message queue✨
• fsl_asoc_constrain_rates(9)constrain rates according to clocks✨
• fsl_asoc_get_dma_channel(9)determine the dma channel for a SSI node✨
• fsl_asoc_get_pll_clocks(9)get two PLL clock source✨
• fsl_asoc_reparent_pll_clocks(9)set clock parent if necessary✨
• fsl_asrc_cal_asrck_divisor(9)Calculate the total divisor between asrck clock rate and sample rate✨
• fsl_asrc_config_pair(9)Configure the assigned ASRC pair✨
• fsl_asrc_get_dma_channel(9)Get DMA channel according to the pair and direction.✨
• fsl_asrc_init(9)Initialize ASRC registers with a default configuration✨
• fsl_asrc_isr(9)Interrupt handler for ASRC✨
• fsl_asrc_release_pair(9)Release ASRC pair✨
• fsl_asrc_request_pair(9)Request ASRC pair✨
• fsl_asrc_sel_proc(9)Select the pre-processing and post-processing options✨
• fsl_asrc_set_ideal_ratio(9)Calculate and set the ratio for Ideal Ratio mode only✨
• fsl_asrc_set_watermarks(9)configure input and output thresholds✨
• fsl_asrc_start_pair(9)Start the assigned ASRC pair✨
• fsl_asrc_stop_pair(9)Stop the assigned ASRC pair✨
• fsl_chan_set_dst_loop_size(9)Set destination address hold transfer size✨
• fsl_chan_set_request_count(9)Set DMA Request Count for external control✨
• fsl_chan_set_src_loop_size(9)Set source address hold transfer size✨
• fsl_chan_toggle_ext_pause(9)Toggle channel external pause status✨
• fsl_chan_toggle_ext_start(9)Toggle channel external start status✨
• fsl_chan_xfer_ld_queue(9)transfer any pending transactions✨
• fsl_close_inb_mbox(9)Shut down MPC85xx inbound mailbox✨
• fsl_close_outb_mbox(9)Shut down MPC85xx outbound mailbox✨
• fsl_create_mc_io(9)Creates an MC I/O object✨
• fsl_destroy_mc_io(9)Destroys an MC I/O object✨
• fsl_diu_get_pixel_format(9)return the pixel format for a given color depth✨
• fsl_diu_name_to_port(9)convert a port name to a monitor port enum✨
• fsl_dma_abort_stream(9)tell ALSA that the DMA transfer has aborted✨
• fsl_dma_alloc_chan_resources(9)Allocate resources for DMA channel.✨
• fsl_dma_alloc_descriptor(9)Allocate descriptor from channel's DMA pool.✨
• fsl_dma_close(9)close the stream.✨
• fsl_dma_free_chan_resources(9)Free all resources of the channel.✨
• fsl_dma_free_descriptor(9)Free descriptor from channel's DMA pool.✨
• fsl_dma_hw_free(9)release resources allocated in fsl_dma_hw_params()✨
• fsl_dma_hw_params(9)continue initializing the DMA links✨
• fsl_dma_isr(9)interrupt handler for the DMA controller✨
• fsl_dma_memcpy_issue_pending(9)Issue the DMA start command✨
• fsl_dma_new(9)initialize this PCM driver.✨
• fsl_dma_open(9)open a new substream.✨
• fsl_dma_pointer(9)determine the current position of the DMA transfer✨
• fsl_dma_update_pointers(9)update LD pointers to point to the next period✨
• fsl_easrc_normalize_filter(9)Scale filter coefficients (64 bits float) For input float32 normalized range (1.0,-1.0) -> output int[16,24,32]: scale it by multiplying filter coefficients by 2^31 For input int[16, 24, 32] ->…✨
• fsl_ehci_drv_remove(9)shutdown processing for FSL-based HCDs✨
• fsl_esai_divisor_cal(9)This function is used to calculate the divisors of psr, pm, fp and it is supposed to be called in set_dai_sysclk() and set_bclk().✨
• fsl_esai_set_bclk(9)configure the related dividers according to the bclk rate✨
• fsl_esai_set_dai_sysclk(9)configure the clock frequency of MCLK (HCKT/HCKR)✨
• fsl_get_inb_message(9)Fetch inbound message from the MPC85xx message unit✨
• fsl_guts_lane_set_mode(9)apply RCW override procedure for SerDes lane✨
• fsl_guts_lane_validate(9)Validate that SerDes protocol is implemented and supported on current SoC✨
• fsl_lbc_addr(9)convert the base address✨
• fsl_lbc_find(9)find Localbus bank✨
• fsl_local_config_read(9)Generate a MPC85xx local config space read✨
• fsl_local_config_write(9)Generate a MPC85xx local config space write✨
• fsl_mc_bus_match(9)device to driver matching callback✨
• fsl_mc_device_remove(9)Remove an fsl-mc device from being visible to Linux✨
• fsl_mc_get_version(9)function to retrieve the MC f/w version information✨
• fsl_mc_object_allocate(9)Allocates an fsl-mc object of the given pool type from a given fsl-mc bus instance✨
• fsl_mc_object_free(9)Returns an fsl-mc object to the resource pool where it came from.✨
• fsl_mc_portal_allocate(9)Allocates an MC portal✨
• fsl_mc_portal_free(9)Returns an MC portal to the pool of free MC portals of a given MC bus✨
• fsl_mc_resource_pool_add_device(9)add allocatable object to a resource pool of a given fsl-mc bus✨
• fsl_mc_resource_pool_remove_device(9)remove an allocatable device from a resource pool✨
• fsl_open_inb_mbox(9)Initialize MPC85xx inbound mailbox✨
• fsl_open_outb_mbox(9)Initialize MPC85xx outbound mailbox✨
• fsl_rio_config_read(9)Generate a MPC85xx read maintenance transaction✨
• fsl_rio_config_write(9)Generate a MPC85xx write maintenance transaction✨
• fsl_rio_dbell_handler(9)MPC85xx doorbell interrupt handler✨
• fsl_rio_doorbell_init(9)MPC85xx doorbell interface init✨
• fsl_rio_doorbell_send(9)Send a MPC85xx doorbell message✨
• fsl_rio_port_write_handler(9)MPC85xx port write interrupt handler✨
• fsl_rio_port_write_init(9)MPC85xx port write interface init✨
• fsl_rio_pw_enable(9)enable/disable port-write interface init✨
• fsl_rio_rx_handler(9)MPC85xx inbound message interrupt handler✨
• fsl_rio_setup(9)Setup Freescale PowerPC RapidIO interface✨
• fsl_rio_tx_handler(9)MPC85xx outbound message interrupt handler✨
• fsl_sai_dir_is_synced(9)Check if stream is synced by the opposite stream✨
• fsl_ssi_config_disable(9)Unset SCR, SIER, STCR and SRCR registers with cached values in regvals✨
• fsl_ssi_config_enable(9)Set SCR, SIER, STCR and SRCR registers with cached values in regvals✨
• fsl_ssi_hw_clean(9)Clear SSI registers✨
• fsl_ssi_hw_init(9)Initialize SSI registers✨
• fsl_ssi_hw_params(9)Configure SSI based on PCM hardware parameters✨
• fsl_ssi_isr(9)Interrupt handler to gather states✨
• fsl_ssi_set_bclk(9)Configure Digital Audio Interface bit clock✨
• fsl_ssi_set_dai_fmt(9)Configure Digital Audio Interface (DAI) Format✨
• fsl_ssi_set_dai_tdm_slot(9)Set TDM slot number and slot width✨
• fsl_ssi_setup_regvals(9)Cache critical bits of SIER, SRCR, STCR and SCR to later set them safely✨
• fsl_ssi_trigger(9)Start or stop SSI and corresponding DMA transaction.✨
• fsl_tx_status(9)Determine the DMA status✨
• fsl_upm_end_pattern(9)end UPM patterns execution✨
• fsl_upm_find(9)find pre-programmed UPM via base address✨
• fsl_upm_run_pattern(9)actually run an UPM pattern✨
• fsl_upm_start_pattern(9)start UPM patterns execution✨
• fsldma_clean_completed_descriptor(9)free all descriptors which has been completed and acked✨
• fsldma_clean_running_descriptor(9)move the completed descriptor from ld_running to ld_completed✨
• fsldma_cleanup_descriptors(9)cleanup link descriptors which are completed and move them to ld_completed to free until flag 'ack' is set✨
• fsldma_free_desc_list(9)Free all descriptors in a queue✨
• fsldma_run_tx_complete_actions(9)cleanup a single link descriptor✨
• fsleep(9)flexible sleep which autoselects the best mechanism✨
• FSLSSI_I2S_FORMATS(9)audio formats supported by the SSI✨
• fsm_addtimer(9)Adds and starts a timer for an FSM instance✨
• fsm_deltimer(9)Clears a pending timer of an FSM instance✨
• fsm_event(9)Emits an event to a finite state machine✨
• fsm_getstate(9)Retrieves the current state of a finite state machine✨
• fsm_getstate_str(9)Retrieves the name of the current FSM state✨