Commit 328007b7 authored Jun 23, 2005 by Pat Gefre Committed by Linus Torvalds Jun 23, 2005

[PATCH] Altix: shut off xmit intr if done xmitting



Small mod to shut off the xmit interrupt if we have nothing to transmit.

Signed-off-by: Patrick Gefre <pfg@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent 618f0636

drivers/serial/sn_console.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -572,6 +572,7 @@ static void sn_transmit_chars(struct sn_cons_port *port, int raw)

		if (uart_circ_empty(xmit) \|\| uart_tx_stopped(&port->sc_port)) {
		/* Nothing to do. */
		ia64_sn_console_intr_disable(SAL_CONSOLE_INTR_XMIT);
		return;
		}