suse man page for acm_cdc_notify

ACM_CDC_NOTIFY(9)					      Kernel Mode Gadget API						 ACM_CDC_NOTIFY(9)

NAME
       acm_cdc_notify - issue CDC notification to host

SYNOPSIS
       int acm_cdc_notify(struct f_acm * acm, u8 type, u16 value, void * data, unsigned length);

ARGUMENTS
       acm
	   wraps host to be notified

       type
	   notification type

       value
	   Refer to cdc specs, wValue field.

       data
	   data to be sent

       length
	   size of data

CONTEXT
       irqs blocked, acm->lock held, acm_notify_req non-null

DESCRIPTION
       Returns zero on success or a negative errno.

       See section 6.3.5 of the CDC 1.1 specification for information

ABOUT THE ONLY NOTIFICATION WE ISSUE
       SerialState change.

AUTHOR
       David Brownell <dbrownell@users.sourceforge.net>
	   Author.

COPYRIGHT
Kernel Hackers Manual 2.6.					     July 2010							 ACM_CDC_NOTIFY(9)