acm_cdc_notify
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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.

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