diff options
author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-04-18 17:12:14 +0100 |
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committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-04-18 17:12:14 +0100 |
commit | fac56c2df51bc29b07b3c2dcfabf32a015a0522c (patch) | |
tree | 1ff5d84ecf4ea0bcbd42e2ef9624b5ade3810890 /drivers/tty/serial/sh-sci.c | |
parent | 6caa15d0b84d2ea688fd31f4f172c8353463e109 (diff) | |
parent | a6360dd37e1a144ed11e6548371bade559a1e4df (diff) |
Merge commit 'v2.6.39-rc3' into for-2.6.39
Diffstat (limited to 'drivers/tty/serial/sh-sci.c')
-rw-r--r-- | drivers/tty/serial/sh-sci.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index eb7958c675a8..920a6f929c8b 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -812,7 +812,7 @@ static irqreturn_t sci_mpxed_interrupt(int irq, void *ptr) } /* - * Here we define a transistion notifier so that we can update all of our + * Here we define a transition notifier so that we can update all of our * ports' baud rate when the peripheral clock changes. */ static int sci_notifier(struct notifier_block *self, @@ -1836,6 +1836,12 @@ static int __devinit serial_console_setup(struct console *co, char *options) sci_port = &sci_ports[co->index]; port = &sci_port->port; + /* + * Refuse to handle uninitialized ports. + */ + if (!port->ops) + return -ENODEV; + ret = sci_remap_port(port); if (unlikely(ret != 0)) return ret; @@ -1866,13 +1872,6 @@ static struct console serial_console = { .data = &sci_uart_driver, }; -static int __init sci_console_init(void) -{ - register_console(&serial_console); - return 0; -} -console_initcall(sci_console_init); - static struct console early_serial_console = { .name = "early_ttySC", .write = serial_console_write, @@ -1901,18 +1900,18 @@ static int __devinit sci_probe_earlyprintk(struct platform_device *pdev) register_console(&early_serial_console); return 0; } + +#define SCI_CONSOLE (&serial_console) + #else static inline int __devinit sci_probe_earlyprintk(struct platform_device *pdev) { return -EINVAL; } -#endif /* CONFIG_SERIAL_SH_SCI_CONSOLE */ -#if defined(CONFIG_SERIAL_SH_SCI_CONSOLE) -#define SCI_CONSOLE (&serial_console) -#else -#define SCI_CONSOLE 0 -#endif +#define SCI_CONSOLE NULL + +#endif /* CONFIG_SERIAL_SH_SCI_CONSOLE */ static char banner[] __initdata = KERN_INFO "SuperH SCI(F) driver initialized\n"; |