b3f80c8f75
Add method, which waits until the transmission buffer has been sent. Note, that the change in ttyport_write_wakeup is related, since tty_wait_until_sent will hang without that change. Acked-by: Rob Herring <robh@kernel.org> Acked-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Sebastian Reichel <sre@kernel.org> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Marcel Holtmann <marcel@holtmann.org> |
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