mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-03 15:47:36 +00:00
Code Issues Releases Wiki Activity

serial: sh-sci: using correct fifo size for SCIF and SCIFA ports.

Browse source 
The sh-sci driver used the wrong fifosize for PORT_SCIFA and PORT_SCIF
ports. If an incorrect size is used, the serial core will enforce an
early shutdown on the port, especially with baudrates < 9600.

Signed-off-by: Markus Pietrek <Markus.Pietrek@emtrion.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Markus Pietrek 2010-01-15 08:33:20 +09:00 committed by Paul Mundt
parent ea44078341
commit 75136d48e8
1 changed files with 12 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
drivers/serial/sh-sci.c
View file

@ -1052,7 +1052,18 @@ static void __devinit sci_init_single(struct platform_device *dev,
sci_port->port.ops = &sci_uart_ops;
sci_port->port.iotype = UPIO_MEM;
sci_port->port.line = index;
sci_port->port.fifosize = 1;
switch (p->type) {
case PORT_SCIFA:
sci_port->port.fifosize = 64;
break;
case PORT_SCIF:
sci_port->port.fifosize = 16;
break;
default:
sci_port->port.fifosize = 1;
break;
}
if (dev) {
sci_port->iclk = p->clk ? clk_get(&dev->dev, p->clk) : NULL;