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STRUCT CCW_DEVICE(9) The ccw bus STRUCT CCW_DEVICE(9)

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.

COPYRIGHT

May 2018 Kernel Hackers Manual 4.9.