USB: serial: full autosuspend support for the option driver

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this adds autosupport usable even in an always online mode.

- enables remote wakeup on open
- autoresume for sending
- timeout based autosuspend if nothing is sent or recieved
- autosuspend without remote wakeup support on open/close

Signed-off-by: Oliver Neukum <oliver@neukum.org>
Tested-off-by: Zhao Ming <zhao.ming9@zte.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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Oliver Neukum 2009-07-01 16:00:32 +02:00 • committed by Greg Kroah-Hartman

parent ab26d20f3e

commit 383cedc3bb

1 changed files with 116 additions and 18 deletions

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drivers/usb/serial/option.c

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