ACM_CDC_NOTIFY
Section: Kernel Mode Gadget API (9)
Updated: February 2011
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NAME
acm_cdc_notify - issue CDC notification to host
SYNOPSIS
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int acm_cdc_notify(struct f_acm * acm, u8 type, u16 value, void * data, unsigned length);
ARGUMENTS
acm
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- wraps host to be notified
type
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notification type
value
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Refer to cdc specs, wValue field.
data
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data to be sent
length
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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>
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Author.
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