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serial: sh-sci: Clarify enable_ms/break_ctl comments. 

Technically there's nothing we can do for either of these, so update the
comments to reflect this, rather than infering that there's additional
work to be done.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2011-11-24 19:36:46 +09:00
parent d97fbbed6e
commit d39ec6ce34
1 changed files with 7 additions and 2 deletions
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9
drivers/tty/serial/sh-sci.c
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@ -1465,12 +1465,17 @@ static void sci_stop_rx(struct uart_port *port)
static void sci_enable_ms(struct uart_port *port)
{
/* Nothing here yet .. */
/*
* Not supported by hardware, always a nop.
*/
}
static void sci_break_ctl(struct uart_port *port, int break_state)
{
/* Nothing here yet .. */
/*
* Not supported by hardware. Most parts couple break and rx
* interrupts together, with break detection always enabled.
*/
}
#ifdef CONFIG_SERIAL_SH_SCI_DMA