id stringlengths 4 63 | text stringlengths 153 8.81M |
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xsk_tx_metadata_complete(9) | NAME xsk_tx_metadata_complete - Evaluate AF_XDP TX metadata at completion and call appropriate xsk_tx_metadata_ops operation.
SYNOPSIS void xsk_tx_metadata_complete (struct xsk_tx_metadata_compl *compl , const struct xsk_tx_metadata_ops *ops , void *priv );
ARGUMENTS compl pointer to completion metadata produce... |
xsk_tx_metadata_request(9) | NAME xsk_tx_metadata_request - Evaluate AF_XDP TX metadata at submission and call appropriate xsk_tx_metadata_ops operation.
SYNOPSIS void xsk_tx_metadata_request (const struct xsk_tx_metadata *meta , const struct xsk_tx_metadata_ops *ops , void *priv );
ARGUMENTS meta pointer to AF_XDP metadata area
o... |
xsk_tx_metadata_to_compl(9) | NAME xsk_tx_metadata_to_compl - Save enough relevant metadata information to perform tx completion in the future.
SYNOPSIS void xsk_tx_metadata_to_compl (struct xsk_tx_metadata *meta , struct xsk_tx_metadata_compl *compl );
ARGUMENTS meta pointer to AF_XDP metadata area
compl pointer to output st... |
xspi_dirmap_write(9) | NAME xspi_dirmap_write - Write data to xspi memory.
SYNOPSIS ssize_t xspi_dirmap_write (struct device *dev , u64 offs , size_t len , const void *buf );
ARGUMENTS dev xspi device
offs offset
len Number of bytes to be written.
buf Buffer holding write data.
DESCRI... |
xsubpp(1) | NAME xsubpp - compiler to convert Perl XS code into C code
SYNOPSIS xsubpp [-v] [-except] [-s pattern] [-prototypes] [-noversioncheck] [-nolinenumbers] [-nooptimize] [-typemap typemap] [-output filename]... file.xs
DESCRIPTION This compiler is typically run by the makefiles created by ExtUtils::MakeMaker or by Module... |
xt_alloc_entry_offsets(9) | NAME xt_alloc_entry_offsets - allocate array to store rule head offsets
SYNOPSIS unsigned int * xt_alloc_entry_offsets (unsigned int size );
ARGUMENTS size number of entries
RETURN NULL or zeroed kmalloc'd or vmalloc'd array
SEE ALSO Kernel file ./net/netfilter/x_tables.c xt_check_proc_name(9), xt_check_entr... |
xt_check_entry_offsets(9) | NAME xt_check_entry_offsets - validate arp/ip/ip6t_entry
SYNOPSIS int xt_check_entry_offsets (const void *base , const char *elems , unsigned int target_offset , unsigned int next_offset );
ARGUMENTS base pointer to arp/ip/ip6t_entry
elems pointer to first xt_entry_match, i.e. ip(6)t_entry->elems... |
xt_check_proc_name(9) | NAME xt_check_proc_name - check that name is suitable for /proc file creation
SYNOPSIS int xt_check_proc_name (const char *name , unsigned int size );
ARGUMENTS name file name candidate
size length of buffer
DESCRIPTION some x_tables modules wish to create a file in /proc. This function mak... |
xt_copy_counters(9) | NAME xt_copy_counters - copy counters and metadata from a sockptr_t
SYNOPSIS void * xt_copy_counters (sockptr_t arg , unsigned int len , struct xt_counters_info *info );
ARGUMENTS arg src sockptr
len alleged size of userspace memory
info where to store the xt_counters_info metad... |
xt_find_jump_offset(9) | NAME xt_find_jump_offset - check if target is a valid jump offset
SYNOPSIS bool xt_find_jump_offset (const unsigned int *offsets , unsigned int target , unsigned int size );
ARGUMENTS offsets array containing all valid rule start offsets of a rule blob
target the jump target to search for
siz... |
xt_hook_ops_alloc(9) | NAME xt_hook_ops_alloc - set up hooks for a new table
SYNOPSIS struct nf_hook_ops * xt_hook_ops_alloc (const struct xt_table *table , nf_hookfn *fn );
ARGUMENTS table table with metadata needed to set up hooks
fn Hook function
DESCRIPTION This function will create the nf_hook_ops that the x_ta... |
xt_percpu_counter_alloc(9) | NAME xt_percpu_counter_alloc - allocate x_tables rule counter
SYNOPSIS bool xt_percpu_counter_alloc (struct xt_percpu_counter_alloc_state *state , struct xt_counters *counter );
ARGUMENTS state pointer to xt_percpu allocation state
counter pointer to counter struct inside the ip(6)/arpt_entry struct... |
xt_write_recseq_begin(9) | NAME xt_write_recseq_begin - start of a write section
SYNOPSIS unsigned int xt_write_recseq_begin (void );
ARGUMENTS void no arguments
DESCRIPTION Begin packet processing : all readers must wait the end 1) Must be called with preemption disabled 2) softirqs must be disabled too (or we should use this_cpu_add)... |
xt_write_recseq_end(9) | NAME xt_write_recseq_end - end of a write section
SYNOPSIS void xt_write_recseq_end (unsigned int addend );
ARGUMENTS addend return value from previous xt_write_recseq_begin
DESCRIPTION End packet processing : all readers can proceed 1) Must be called with preemption disabled 2) softirqs must be disabled too (o... |
xterm(1) | NAME xterm - terminal emulator for X
SYNOPSIS xterm [-toolkitoption ...] [-option ...] [shell]
DESCRIPTION The xterm program is a terminal emulator for the X Window System. It provides DEC VT102/VT220 and selected features from higher-level terminals such as VT320/VT420/VT520 (VTxxx). It also provides Tektronix 401... |
xtmr_inject_probe(9) | NAME xtmr_inject_probe - Driver probe function
SYNOPSIS int xtmr_inject_probe (struct platform_device *pdev );
ARGUMENTS pdev Pointer to the platform_device structure
DESCRIPTION This is the driver probe routine. It does all the memory allocation for the device.
RETURN 0 on success and failure value on error... |
xtmr_manager_probe(9) | NAME xtmr_manager_probe - Driver probe function
SYNOPSIS int xtmr_manager_probe (struct platform_device *pdev );
ARGUMENTS pdev Pointer to the platform_device structure
DESCRIPTION This is the driver probe routine. It does all the memory allocation for the device.
RETURN 0 on success and failure value on err... |
xudc_clear_stall_all_ep(9) | NAME xudc_clear_stall_all_ep - clears stall of every endpoint.
SYNOPSIS void xudc_clear_stall_all_ep (struct xusb_udc *udc );
ARGUMENTS udc pointer to the udc structure.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9), xudc_write32(9),... |
xudc_ctrl_ep_handler(9) | NAME xudc_ctrl_ep_handler - Endpoint 0 interrupt handler.
SYNOPSIS void xudc_ctrl_ep_handler (struct xusb_udc *udc , u32 intrstatus );
ARGUMENTS udc pointer to the udc structure.
intrstatus It's the mask value for the interrupt sources on endpoint 0.
DESCRIPTION Processes the commands received durin... |
xudc_dma_receive(9) | NAME xudc_dma_receive - Receives OUT data using DMA.
SYNOPSIS int xudc_dma_receive (struct xusb_ep *ep , struct xusb_req *req , u8 *buffer , u32 length );
ARGUMENTS ep pointer to the usb device endpoint structure.
req pointer to the usb request structure.
buffer pointer to storag... |
xudc_dma_send(9) | NAME xudc_dma_send - Sends IN data using DMA.
SYNOPSIS int xudc_dma_send (struct xusb_ep *ep , struct xusb_req *req , u8 *buffer , u32 length );
ARGUMENTS ep pointer to the usb device endpoint structure.
req pointer to the usb request structure.
buffer pointer to data to be sent.... |
xudc_done(9) | NAME xudc_done - Exeutes the endpoint data transfer completion tasks.
SYNOPSIS void xudc_done (struct xusb_ep *ep , struct xusb_req *req , int status );
ARGUMENTS ep pointer to the usb device endpoint structure.
req pointer to the usb request structure.
status Status of the data ... |
xudc_ep0_disable(9) | NAME xudc_ep0_disable - Disables the given endpoint.
SYNOPSIS int xudc_ep0_disable (struct usb_ep *ep );
ARGUMENTS ep pointer to the usb endpoint structure.
RETURN error always.
DESCRIPTION endpoint 0 disable should not be called by gadget layer.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c... |
xudc_ep0_enable(9) | NAME xudc_ep0_enable - Enables the given endpoint.
SYNOPSIS int xudc_ep0_enable (struct usb_ep *ep , const struct usb_endpoint_descriptor *desc );
ARGUMENTS ep pointer to the usb endpoint structure.
desc pointer to usb endpoint descriptor.
RETURN error always.
DESCRIPTION endpoint 0 enable s... |
xudc_ep0_in(9) | NAME xudc_ep0_in - Processes the endpoint 0 IN token.
SYNOPSIS void xudc_ep0_in (struct xusb_udc *udc );
ARGUMENTS udc pointer to the usb device controller structure.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9), xudc_write32(9), xu... |
xudc_ep0_out(9) | NAME xudc_ep0_out - Processes the endpoint 0 OUT token.
SYNOPSIS void xudc_ep0_out (struct xusb_udc *udc );
ARGUMENTS udc pointer to the usb device controller structure.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9), xudc_write32(9),... |
xudc_ep0_queue(9) | NAME xudc_ep0_queue - Adds the request to endpoint 0 queue.
SYNOPSIS int xudc_ep0_queue (struct usb_ep *_ep , struct usb_request *_req , gfp_t gfp_flags );
ARGUMENTS _ep pointer to the usb endpoint 0 structure.
_req pointer to the usb request structure.
gfp_flags Flags related to the ... |
xudc_ep0_stall(9) | NAME xudc_ep0_stall - Stall endpoint zero.
SYNOPSIS void xudc_ep0_stall (struct xusb_udc *udc );
ARGUMENTS udc pointer to the udc structure.
DESCRIPTION This function stalls endpoint zero.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9), ... |
xudc_ep_alloc_request(9) | NAME xudc_ep_alloc_request - Initializes the request queue.
SYNOPSIS struct usb_request * xudc_ep_alloc_request (struct usb_ep *_ep , gfp_t gfp_flags );
ARGUMENTS _ep pointer to the usb endpoint structure.
gfp_flags Flags related to the request call.
RETURN pointer to request structure on success a... |
xudc_ep_dequeue(9) | NAME xudc_ep_dequeue - Removes the request from the queue.
SYNOPSIS int xudc_ep_dequeue (struct usb_ep *_ep , struct usb_request *_req );
ARGUMENTS _ep pointer to the usb device endpoint structure.
_req pointer to the usb request structure.
RETURN 0 for success and error value on failure
SEE ... |
xudc_ep_disable(9) | NAME xudc_ep_disable - Disables the given endpoint.
SYNOPSIS int xudc_ep_disable (struct usb_ep *_ep );
ARGUMENTS _ep pointer to the usb endpoint structure.
RETURN 0 for success and error value on failure
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), ... |
xudc_ep_enable(9) | NAME xudc_ep_enable - Enables the given endpoint.
SYNOPSIS int xudc_ep_enable (struct usb_ep *_ep , const struct usb_endpoint_descriptor *desc );
ARGUMENTS _ep pointer to the usb endpoint structure.
desc pointer to usb endpoint descriptor.
RETURN 0 for success and error value on failure
SEE A... |
xudc_ep_queue(9) | NAME xudc_ep_queue - Adds the request to endpoint queue.
SYNOPSIS int xudc_ep_queue (struct usb_ep *_ep , struct usb_request *_req , gfp_t gfp_flags );
ARGUMENTS _ep pointer to the usb endpoint structure.
_req pointer to the usb request structure.
gfp_flags Flags related to the reques... |
xudc_ep_set_halt(9) | NAME xudc_ep_set_halt - Stalls/unstalls the given endpoint.
SYNOPSIS int xudc_ep_set_halt (struct usb_ep *_ep , int value );
ARGUMENTS _ep pointer to the usb device endpoint structure.
value value to indicate stall/unstall.
RETURN 0 for success and error value on failure
SEE ALSO Kernel file ... |
xudc_epconfig(9) | NAME xudc_epconfig - Configures the given endpoint.
SYNOPSIS void xudc_epconfig (struct xusb_ep *ep , struct xusb_udc *udc );
ARGUMENTS ep pointer to the usb device endpoint structure.
udc pointer to the usb peripheral controller structure.
DESCRIPTION This function configures a specific end... |
xudc_eps_init(9) | NAME xudc_eps_init - initialize endpoints.
SYNOPSIS void xudc_eps_init (struct xusb_udc *udc );
ARGUMENTS udc pointer to the usb device controller structure.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9), xudc_write32(9), xudc_read32... |
xudc_eptxrx(9) | NAME xudc_eptxrx - Transmits or receives data to or from an endpoint.
SYNOPSIS int xudc_eptxrx (struct xusb_ep *ep , struct xusb_req *req , u8 *bufferptr , u32 bufferlen );
ARGUMENTS ep pointer to the usb endpoint configuration structure.
req pointer to the usb request structure.
buff... |
xudc_free_request(9) | NAME xudc_free_request - Releases the request from queue.
SYNOPSIS void xudc_free_request (struct usb_ep *_ep , struct usb_request *_req );
ARGUMENTS _ep pointer to the usb device endpoint structure.
_req pointer to the usb request structure.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc... |
xudc_get_frame(9) | NAME xudc_get_frame - Reads the current usb frame number.
SYNOPSIS int xudc_get_frame (struct usb_gadget *gadget );
ARGUMENTS gadget pointer to the usb gadget structure.
RETURN current frame number for success and error value on failure.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xus... |
xudc_getstatus(9) | NAME xudc_getstatus - executes GET_STATUS command
SYNOPSIS void xudc_getstatus (struct xusb_udc *udc );
ARGUMENTS udc pointer to the udc structure.
DESCRIPTION This function executes USB GET_STATUS command
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9),... |
xudc_handle_setup(9) | NAME xudc_handle_setup - Processes the setup packet.
SYNOPSIS void xudc_handle_setup (struct xusb_udc *udc );
ARGUMENTS udc pointer to the usb device controller structure.
DESCRIPTION Process setup packet and delegate to gadget layer.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xus... |
xudc_irq(9) | NAME xudc_irq - The main interrupt handler.
SYNOPSIS irqreturn_t xudc_irq (int irq , void *_udc );
ARGUMENTS irq The interrupt number.
_udc pointer to the usb device controller structure.
RETURN IRQ_HANDLED after the interrupt is handled.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xi... |
xudc_nonctrl_ep_handler(9) | NAME xudc_nonctrl_ep_handler - Non control endpoint interrupt handler.
SYNOPSIS void xudc_nonctrl_ep_handler (struct xusb_udc *udc , u8 epnum , u32 intrstatus );
ARGUMENTS udc pointer to the udc structure.
epnum End point number for which the interrupt is to be processed
intrstatus mask... |
xudc_nuke(9) | NAME xudc_nuke - Cleans up the data transfer message list.
SYNOPSIS void xudc_nuke (struct xusb_ep *ep , int status );
ARGUMENTS ep pointer to the usb device endpoint structure.
status Status of the data transfer.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9)... |
xudc_probe(9) | NAME xudc_probe - The device probe function for driver initialization.
SYNOPSIS int xudc_probe (struct platform_device *pdev );
ARGUMENTS pdev pointer to the platform device structure.
RETURN 0 for success and error value on failure
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_r... |
xudc_pullup(9) | NAME xudc_pullup - start/stop USB traffic
SYNOPSIS int xudc_pullup (struct usb_gadget *gadget , int is_on );
ARGUMENTS gadget pointer to the usb gadget structure.
is_on flag to start or stop
RETURN 0 always
DESCRIPTION This function starts/stops SIE engine of IP based on is_on.
SEE ALSO Kernel ... |
xudc_read32(9) | NAME xudc_read32 - little endian read from device registers
SYNOPSIS unsigned int xudc_read32 (void __iomem *addr );
ARGUMENTS addr addr of device register
RETURN value at addr
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9), xudc_write32... |
xudc_read32_be(9) | NAME xudc_read32_be - big endian read from device registers
SYNOPSIS unsigned int xudc_read32_be (void __iomem *addr );
ARGUMENTS addr addr of device register
RETURN value at addr
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9), xudc_w... |
xudc_read_fifo(9) | NAME xudc_read_fifo - Reads the data from the given endpoint buffer.
SYNOPSIS int xudc_read_fifo (struct xusb_ep *ep , struct xusb_req *req );
ARGUMENTS ep pointer to the usb device endpoint structure.
req pointer to the usb request structure.
RETURN 0 if request is completed and -EAGAIN if ... |
xudc_remove(9) | NAME xudc_remove - Releases the resources allocated during the initialization.
SYNOPSIS void xudc_remove (struct platform_device *pdev );
ARGUMENTS pdev pointer to the platform device structure.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_... |
xudc_set_clear_feature(9) | NAME xudc_set_clear_feature - Executes the set feature and clear feature commands.
SYNOPSIS void xudc_set_clear_feature (struct xusb_udc *udc );
ARGUMENTS udc pointer to the usb device controller structure.
DESCRIPTION Processes the SET_FEATURE and CLEAR_FEATURE commands.
SEE ALSO Kernel file ./drivers/us... |
xudc_setaddress(9) | NAME xudc_setaddress - executes SET_ADDRESS command
SYNOPSIS void xudc_setaddress (struct xusb_udc *udc );
ARGUMENTS udc pointer to the udc structure.
DESCRIPTION This function executes USB SET_ADDRESS command
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep... |
xudc_start(9) | NAME xudc_start - Starts the device.
SYNOPSIS int xudc_start (struct usb_gadget *gadget , struct usb_gadget_driver *driver );
ARGUMENTS gadget pointer to the usb gadget structure
driver pointer to gadget driver structure
RETURN zero on success and error on failure
SEE ALSO Kernel file ./drivers/... |
xudc_start_dma(9) | NAME xudc_start_dma - Starts DMA transfer.
SYNOPSIS int xudc_start_dma (struct xusb_ep *ep , dma_addr_t src , dma_addr_t dst , u32 length );
ARGUMENTS ep pointer to the usb device endpoint structure.
src DMA source address.
dst DMA destination address.
length numb... |
xudc_startup_handler(9) | NAME xudc_startup_handler - The usb device controller interrupt handler.
SYNOPSIS void xudc_startup_handler (struct xusb_udc *udc , u32 intrstatus );
ARGUMENTS udc pointer to the udc structure.
intrstatus The mask value containing the interrupt sources.
DESCRIPTION This function handles the RESET,SU... |
xudc_stop(9) | NAME xudc_stop - stops the device.
SYNOPSIS int xudc_stop (struct usb_gadget *gadget );
ARGUMENTS gadget pointer to the usb gadget structure
RETURN zero always
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9), xudc_write32(9), xudc_read32... |
xudc_stop_activity(9) | NAME xudc_stop_activity - Stops any further activity on the device.
SYNOPSIS void xudc_stop_activity (struct xusb_udc *udc );
ARGUMENTS udc pointer to the usb device controller structure.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9)... |
xudc_wakeup(9) | NAME xudc_wakeup - Send remote wakeup signal to host
SYNOPSIS int xudc_wakeup (struct usb_gadget *gadget );
ARGUMENTS gadget pointer to the usb gadget structure.
RETURN 0 on success and error on failure
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struc... |
xudc_write32(9) | NAME xudc_write32 - little endian write to device registers
SYNOPSIS void xudc_write32 (void __iomem *addr , u32 offset , u32 val );
ARGUMENTS addr base addr of device registers
offset register offset
val data to be written
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilin... |
xudc_write32_be(9) | NAME xudc_write32_be - big endian write to device registers
SYNOPSIS void xudc_write32_be (void __iomem *addr , u32 offset , u32 val );
ARGUMENTS addr base addr of device registers
offset register offset
val data to be written
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xi... |
xudc_write_fifo(9) | NAME xudc_write_fifo - Writes data into the given endpoint buffer.
SYNOPSIS int xudc_write_fifo (struct xusb_ep *ep , struct xusb_req *req );
ARGUMENTS ep pointer to the usb device endpoint structure.
req pointer to the usb request structure.
RETURN 0 if request is completed and -EAGAIN if n... |
xudc_wrstatus(9) | NAME xudc_wrstatus - Sets up the usb device status stages.
SYNOPSIS void xudc_wrstatus (struct xusb_udc *udc );
ARGUMENTS udc pointer to the usb device controller structure.
SEE ALSO Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c struct xusb_req(9), struct xusb_ep(9), struct xusb_udc(9), xudc_write32(9),... |
xvcu_probe(9) | NAME xvcu_probe - Probe existence of the logicoreIP and initialize PLL
SYNOPSIS int xvcu_probe (struct platform_device *pdev );
ARGUMENTS pdev Pointer to the platform_device structure
RETURN Returns 0 on success Negative error code otherwise
SEE ALSO Kernel file ./drivers/clk/xilinx/xlnx_vcu.c struct xvcu_de... |
xvcu_read(9) | NAME xvcu_read - Read from the VCU register space
SYNOPSIS u32 xvcu_read (void __iomem *iomem , u32 offset );
ARGUMENTS iomem vcu reg space base address
offset vcu reg offset from base
RETURN Returns 32bit value from VCU register specified
SEE ALSO Kernel file ./drivers/clk/xilinx/xlnx_vcu.c stru... |
xvcu_remove(9) | NAME xvcu_remove - Insert gasket isolation and disable the clock
SYNOPSIS void xvcu_remove (struct platform_device *pdev );
ARGUMENTS pdev Pointer to the platform_device structure
RETURN Returns 0 on success Negative error code otherwise
SEE ALSO Kernel file ./drivers/clk/xilinx/xlnx_vcu.c struct xvcu_device... |
xvcu_write(9) | NAME xvcu_write - Write to the VCU register space
SYNOPSIS void xvcu_write (void __iomem *iomem , u32 offset , u32 value );
ARGUMENTS iomem vcu reg space base address
offset vcu reg offset from base
value Value to write
SEE ALSO Kernel file ./drivers/clk/xilinx/xlnx_vcu.c struct xvcu... |
xvip_clr_and_set(9) | NAME xvip_clr_and_set - Clear and set the register with a bitmask
SYNOPSIS void xvip_clr_and_set (struct xvip_device *xvip , u32 addr , u32 clr , u32 set );
ARGUMENTS xvip Xilinx Video IP device
addr address of register
clr bitmask to be cleared
set bitmask to be ... |
xvip_clr_or_set(9) | NAME xvip_clr_or_set - Clear or set the register with a bitmask
SYNOPSIS void xvip_clr_or_set (struct xvip_device *xvip , u32 addr , u32 mask , bool set );
ARGUMENTS xvip Xilinx Video IP device
addr address of register
mask bitmask to be set or cleared
set boolean ... |
xvip_enum_frame_size(9) | NAME xvip_enum_frame_size - Enumerate the media bus frame size
SYNOPSIS int xvip_enum_frame_size (struct v4l2_subdev *subdev , struct v4l2_subdev_state *sd_state , struct v4l2_subdev_frame_size_enum *fse );
ARGUMENTS subdev V4L2 subdevice
sd_state V4L2 subdev state
fse returning media ... |
xvip_enum_mbus_code(9) | NAME xvip_enum_mbus_code - Enumerate the media format code
SYNOPSIS int xvip_enum_mbus_code (struct v4l2_subdev *subdev , struct v4l2_subdev_state *sd_state , struct v4l2_subdev_mbus_code_enum *code );
ARGUMENTS subdev V4L2 subdevice
sd_state V4L2 subdev state
code returning media bus c... |
xvip_get_format_by_code(9) | NAME xvip_get_format_by_code - Retrieve format information for a media bus code
SYNOPSIS const struct xvip_video_format * xvip_get_format_by_code (unsigned int code );
ARGUMENTS code the format media bus code
RETURN a pointer to the format information structure corresponding to the given V4L2 media bus format... |
xvip_get_format_by_fourcc(9) | NAME xvip_get_format_by_fourcc - Retrieve format information for a 4CC
SYNOPSIS const struct xvip_video_format * xvip_get_format_by_fourcc (u32 fourcc );
ARGUMENTS fourcc the format 4CC
RETURN a pointer to the format information structure corresponding to the given V4L2 format fourcc. If not found, return a poi... |
xvip_of_get_format(9) | NAME xvip_of_get_format - Parse a device tree node and return format information
SYNOPSIS const struct xvip_video_format * xvip_of_get_format (struct device_node *node );
ARGUMENTS node the device tree node
DESCRIPTION Read the xlnx,video-format, xlnx,video-width and xlnx,cfa-pattern properties from the devic... |
xvip_pipeline_cleanup(9) | NAME xvip_pipeline_cleanup - Cleanup the pipeline after streaming
SYNOPSIS void xvip_pipeline_cleanup (struct xvip_pipeline *pipe );
ARGUMENTS pipe the pipeline
DESCRIPTION Decrease the pipeline use count and clean it up if we were the last user.
SEE ALSO Kernel file ./drivers/media/platform/xilinx/xilinx-dm... |
xvip_pipeline_prepare(9) | NAME xvip_pipeline_prepare - Prepare the pipeline for streaming
SYNOPSIS int xvip_pipeline_prepare (struct xvip_pipeline *pipe , struct xvip_dma *dma );
ARGUMENTS pipe the pipeline
dma DMA engine at one end of the pipeline
DESCRIPTION Validate the pipeline if no user exists yet, otherwise just... |
xvip_pipeline_set_stream(9) | NAME xvip_pipeline_set_stream - Enable/disable streaming on a pipeline
SYNOPSIS int xvip_pipeline_set_stream (struct xvip_pipeline *pipe , bool on );
ARGUMENTS pipe The pipeline
on Turn the stream on when true or off when false
DESCRIPTION The pipeline is shared between all DMA engines conne... |
xvip_pipeline_start_stop(9) | NAME xvip_pipeline_start_stop - Start ot stop streaming on a pipeline
SYNOPSIS int xvip_pipeline_start_stop (struct xvip_pipeline *pipe , bool start );
ARGUMENTS pipe The pipeline
start Start (when true) or stop (when false) the pipeline
DESCRIPTION Walk the entities chain starting at the pipeli... |
xvip_set_format_size(9) | NAME xvip_set_format_size - Set the media bus frame format size
SYNOPSIS void xvip_set_format_size (struct v4l2_mbus_framefmt *format , const struct v4l2_subdev_format *fmt );
ARGUMENTS format V4L2 frame format on media bus
fmt media bus format
DESCRIPTION Set the media bus frame format size.... |
xway_stp_dir_out(9) | NAME xway_stp_dir_out - gpio_chip->dir_out - set gpio direction.
SYNOPSIS int xway_stp_dir_out (struct gpio_chip *gc , unsigned gpio , int val );
ARGUMENTS gc Pointer to gpio_chip device structure.
gpio GPIO signal number.
val Value to be written to specified signal.
DESCRIPTI... |
xway_stp_get(9) | NAME xway_stp_get - gpio_chip->get - get gpios.
SYNOPSIS int xway_stp_get (struct gpio_chip *gc , unsigned int gpio );
ARGUMENTS gc Pointer to gpio_chip device structure.
gpio GPIO signal number.
DESCRIPTION Gets the shadow value.
SEE ALSO Kernel file ./drivers/gpio/gpio-stp-xway.c xway_stp_... |
xway_stp_hw_init(9) | NAME xway_stp_hw_init - Configure the STP unit and enable the clock gate
SYNOPSIS void xway_stp_hw_init (struct xway_stp *chip );
ARGUMENTS chip Pointer to the xway_stp chip structure
SEE ALSO Kernel file ./drivers/gpio/gpio-stp-xway.c xway_stp_get(9), xway_stp_set(9), xway_stp_dir_out(9), xway_stp_request(9)... |
xway_stp_request(9) | NAME xway_stp_request - gpio_chip->request
SYNOPSIS int xway_stp_request (struct gpio_chip *gc , unsigned gpio );
ARGUMENTS gc Pointer to gpio_chip device structure.
gpio GPIO signal number.
DESCRIPTION We mask out the HW driven pins
SEE ALSO Kernel file ./drivers/gpio/gpio-stp-xway.c xway_s... |
xway_stp_set(9) | NAME xway_stp_set - gpio_chip->set - set gpios.
SYNOPSIS int xway_stp_set (struct gpio_chip *gc , unsigned int gpio , int val );
ARGUMENTS gc Pointer to gpio_chip device structure.
gpio GPIO signal number.
val Value to be written to specified signal.
DESCRIPTION Set the shadow... |
xwdt_resume(9) | NAME xwdt_resume - Resume the device.
SYNOPSIS int __maybe_unused xwdt_resume (struct device *dev );
ARGUMENTS dev handle to the device structure.
RETURN 0 on success, errno otherwise.
SEE ALSO Kernel file ./drivers/watchdog/of_xilinx_wdt.c xwdt_suspend(9)
April 2026 ... |
xwdt_suspend(9) | NAME xwdt_suspend - Suspend the device.
SYNOPSIS int __maybe_unused xwdt_suspend (struct device *dev );
ARGUMENTS dev handle to the device structure.
RETURN 0 always.
SEE ALSO Kernel file ./drivers/watchdog/of_xilinx_wdt.c xwdt_resume(9)
April 2026 ... |
xxh32(9) | NAME xxh32 - calculate the 32-bit hash of the input with a given seed.
SYNOPSIS uint32_t xxh32 (const void *input , size_t length , uint32_t seed );
ARGUMENTS input The data to hash.
length The length of the data to hash.
seed The seed can be used to alter the result predictably.
DE... |
xxh64(9) | NAME xxh64 - calculate the 64-bit hash of the input with a given seed.
SYNOPSIS uint64_t xxh64 (const void *input , size_t length , uint64_t seed );
ARGUMENTS input The data to hash.
length The length of the data to hash.
seed The seed can be used to alter the result predictably.
DE... |
xxh64_digest(9) | NAME xxh64_digest - produce the current xxh64 hash
SYNOPSIS uint64_t xxh64_digest (const struct xxh64_state *state );
ARGUMENTS state Produce the current xxh64 hash of this state.
DESCRIPTION A hash value can be produced at any time. It is still possible to continue inserting input into the hash state after a ... |
xxh64_reset(9) | NAME xxh64_reset - reset the xxh64 state to start a new hashing operation
SYNOPSIS void xxh64_reset (struct xxh64_state *state , uint64_t seed );
ARGUMENTS state The xxh64 state to reset.
seed Initialize the hash state with this seed.
SEE ALSO Kernel file ./include/linux/xxhash.h xxh32(9), xxh64... |
xxh64_update(9) | NAME xxh64_update - hash the data given and update the xxh64 state
SYNOPSIS int xxh64_update (struct xxh64_state *state , const void *input , size_t length );
ARGUMENTS state The xxh64 state to update.
input The data to hash.
length The length of the data to hash.
DESCRIPTION After c... |
xxhash(9) | NAME xxhash - calculate wordsize hash of the input with a given seed
SYNOPSIS unsigned long xxhash (const void *input , size_t length , uint64_t seed );
ARGUMENTS input The data to hash.
length The length of the data to hash.
seed The seed can be used to alter the result predictably.... |
xxxfb_blank(9) | NAME xxxfb_blank - NOT a required function. Blanks the display.
SYNOPSIS int xxxfb_blank (int blank_mode , struct fb_info *info );
ARGUMENTS blank_mode the blank mode we want.
info frame buffer structure that represents a single frame buffer
DESCRIPTION Blank the screen if blank_mode != FB_BLANK... |
xxxfb_check_var(9) | NAME xxxfb_check_var - Optional function. Validates a var passed in.
SYNOPSIS int xxxfb_check_var (struct fb_var_screeninfo *var , struct fb_info *info );
ARGUMENTS var frame buffer variable screen structure
info frame buffer structure that represents a single frame buffer
DESCRIPTION Checks t... |
xxxfb_copyarea(9) | NAME xxxfb_copyarea - REQUIRED function. Can use generic routines if non acclerated hardware and packed pixel based. Copies one area of the screen to another area.
SYNOPSIS void xxxfb_copyarea (struct fb_info *p , const struct fb_copyarea *area );
ARGUMENTS p -- undescribed --
area Structure ... |
xxxfb_cursor(9) | NAME xxxfb_cursor - OPTIONAL. If your hardware lacks support for a cursor, leave this field NULL.
SYNOPSIS int xxxfb_cursor (struct fb_info *info , struct fb_cursor *cursor );
ARGUMENTS info frame buffer structure that represents a single frame buffer
cursor structure defining the cursor to draw.
... |
xxxfb_fillrect(9) | NAME xxxfb_fillrect - REQUIRED function. Can use generic routines if non acclerated hardware and packed pixel based. Draws a rectangle on the screen.
SYNOPSIS void xxxfb_fillrect (struct fb_info *p , const struct fb_fillrect *region );
ARGUMENTS p -- undescribed --
region The structure represen... |
xxxfb_imageblit(9) | NAME xxxfb_imageblit - REQUIRED function. Can use generic routines if non acclerated hardware and packed pixel based. Copies a image from system memory to the screen.
SYNOPSIS void xxxfb_imageblit (struct fb_info *p , const struct fb_image *image );
ARGUMENTS p -- undescribed --
image structur... |
xxxfb_open(9) | NAME xxxfb_open - Optional function. Called when the framebuffer is first accessed.
SYNOPSIS int xxxfb_open (struct fb_info *info , int user );
ARGUMENTS info frame buffer structure that represents a single frame buffer
user tell us if the userland (value=1) or the console is accessing the frame... |
xxxfb_pan_display(9) | NAME xxxfb_pan_display - NOT a required function. Pans the display.
SYNOPSIS int xxxfb_pan_display (struct fb_var_screeninfo *var , struct fb_info *info );
ARGUMENTS var frame buffer variable screen structure
info frame buffer structure that represents a single frame buffer
DESCRIPTION Pan (or... |
xxxfb_release(9) | NAME xxxfb_release - Optional function. Called when the framebuffer device is closed.
SYNOPSIS int xxxfb_release (struct fb_info *info , int user );
ARGUMENTS info frame buffer structure that represents a single frame buffer
user tell us if the userland (value=1) or the console is accessing the ... |
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