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STRUCT RIO_OPS(9) Internals STRUCT RIO_OPS(9)

NAME

struct_rio_ops - Low-level RIO configuration space operations

SYNOPSIS

struct rio_ops {


  int (* lcread) (struct rio_mport *mport, int index, u32 offset, int len,u32 *data);


  int (* lcwrite) (struct rio_mport *mport, int index, u32 offset, int len,u32 data);


  int (* cread) (struct rio_mport *mport, int index, u16 destid,u8 hopcount, u32 offset, int len, u32 *data);


  int (* cwrite) (struct rio_mport *mport, int index, u16 destid,u8 hopcount, u32 offset, int len, u32 data);


  int (* dsend) (struct rio_mport *mport, int index, u16 destid, u16 data);


  int (* pwenable) (struct rio_mport *mport, int enable);


  int (* open_outb_mbox) (struct rio_mport *mport, void *dev_id,int mbox, int entries);


  void (* close_outb_mbox) (struct rio_mport *mport, int mbox);


  int (* open_inb_mbox) (struct rio_mport *mport, void *dev_id,int mbox, int entries);


  void (* close_inb_mbox) (struct rio_mport *mport, int mbox);


  int (* add_outb_message) (struct rio_mport *mport, struct rio_dev *rdev,int mbox, void *buffer, size_t len);


  int (* add_inb_buffer) (struct rio_mport *mport, int mbox, void *buf);


  void *(* get_inb_message) (struct rio_mport *mport, int mbox);


  int (* map_inb) (struct rio_mport *mport, dma_addr_t lstart,u64 rstart, u32 size, u32 flags);


  void (* unmap_inb) (struct rio_mport *mport, dma_addr_t lstart);
};

MEMBERS

lcread

Callback to perform local (master port) read of config space.

lcwrite

Callback to perform local (master port) write of config space.

cread

Callback to perform network read of config space.

cwrite

Callback to perform network write of config space.

dsend

Callback to send a doorbell message.

pwenable

Callback to enable/disable port-write message handling.

open_outb_mbox

Callback to initialize outbound mailbox.

close_outb_mbox

Callback to shut down outbound mailbox.

open_inb_mbox

Callback to initialize inbound mailbox.

close_inb_mbox

Callback to shut down inbound mailbox.

add_outb_message

Callback to add a message to an outbound mailbox queue.

add_inb_buffer

Callback to add a buffer to an inbound mailbox queue.

get_inb_message

Callback to get a message from an inbound mailbox queue.

map_inb

Callback to map RapidIO address region into local memory space.

unmap_inb

Callback to unmap RapidIO address region mapped with map_inb.

AUTHOR

Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>

Author.

COPYRIGHT

June 2024 Kernel Hackers Manual 3.10