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, u64 size, u32 flags);
         void (* unmap_inb) (struct rio_mport *mport, dma_addr_t lstart);
         int (* query_mport) (struct rio_mport *mport,struct rio_mport_attr *attr);
         int (* map_outb) (struct rio_mport *mport, u16 destid, u64 rstart,u32 size, u32 flags, dma_addr_t *laddr);
         void (* unmap_outb) (struct rio_mport *mport, u16 destid, u64 rstart);
       };

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.

       query_mport
           Callback to query mport device attributes.

       map_outb
           Callback to map outbound address region into local memory space.

       unmap_outb
           Callback to unmap outbound RapidIO address region.

AUTHOR
       Matt Porter <mporter AT kernel.org>, <mporter AT mvista.com>
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                         STRUCT RIO_OPS(9)