cyclades: push down tty_port_tty_get
Now, the tty is not needed at all places in the ISR. So we can just request in on demand when really needed. This cleans TX and RX paths a bit as the indentation level can be dropped by two now when we also invert the char_count if condition. Signed-off-by: NJiri Slaby <jslaby@suse.cz> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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