STRUCT CCW_DEVICE

Section: The ccw bus (9)
Updated: February 2011
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NAME

struct_ccw_device - channel attached device  

SYNOPSIS

struct ccw_device {
  spinlock_t * ccwlock;
  struct ccw_device_id id;
  struct ccw_driver * drv;
  struct device dev;
  int online;
  void (* handler) (struct ccw_device *, unsigned long, struct irb *);
};  
 

MEMBERS

ccwlock

pointer to device lock

id

id of this device

drv

ccw driver for this device

dev

embedded device structure

online

online status of device

handler

interrupt handler
 

DESCRIPTION

handler is a member of the device rather than the driver since a driver can have different interrupt handlers for different ccw devices (multi-subchannel drivers).  

AUTHOR

Cornelia Huck <cornelia.huck@de.ibm.com>

Author.
 

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