table of contents
| 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 sucess 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¶
| April 2023 | Kernel Hackers Manual 2.6. |