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serial/arc: use uart_console_write() helper

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Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Vineet Gupta 2014-06-24 13:55:06 +05:30 • committed by Greg Kroah-Hartman
parent 7d78cbefaa
commit 3bce1b70d6
1 changed files with 4 additions and 14 deletions
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18
drivers/tty/serial/arc_uart.c
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@ -471,14 +471,14 @@ static void arc_serial_config_port(struct uart_port *port, int flags)
#if defined(CONFIG_CONSOLE_POLL) || defined(CONFIG_SERIAL_ARC_CONSOLE) #if defined(CONFIG_CONSOLE_POLL) || defined(CONFIG_SERIAL_ARC_CONSOLE)
static void arc_serial_poll_putchar(struct uart_port *port, unsigned char chr) static void arc_serial_poll_putchar(struct uart_port *port, int chr)
{ {
struct arc_uart_port *uart = to_arc_port(port); struct arc_uart_port *uart = to_arc_port(port);
while (!(UART_GET_STATUS(uart) & TXEMPTY)) while (!(UART_GET_STATUS(uart) & TXEMPTY))
cpu_relax(); cpu_relax();
UART_SET_DATA(uart, chr); UART_SET_DATA(uart, (unsigned char)chr);
} }
#endif #endif
@ -614,11 +614,6 @@ static int arc_serial_console_setup(struct console *co, char *options)
return uart_set_options(port, co, baud, parity, bits, flow); return uart_set_options(port, co, baud, parity, bits, flow);
} }
static void arc_serial_console_putchar(struct uart_port *port, int ch)
{
arc_serial_poll_putchar(port, (unsigned char)ch);
}
/* /*
* Interrupts are disabled on entering * Interrupts are disabled on entering
*/ */
@ -629,7 +624,7 @@ static void arc_serial_console_write(struct console *co, const char *s,
unsigned long flags; unsigned long flags;
spin_lock_irqsave(&port->lock, flags); spin_lock_irqsave(&port->lock, flags);
uart_console_write(port, s, count, arc_serial_console_putchar); uart_console_write(port, s, count, arc_serial_poll_putchar);
spin_unlock_irqrestore(&port->lock, flags); spin_unlock_irqrestore(&port->lock, flags);
} }
@ -647,13 +642,8 @@ static __init void early_serial_write(struct console *con, const char *s,
unsigned int n) unsigned int n)
{ {
struct uart_port *port = &arc_uart_ports[con->index].port; struct uart_port *port = &arc_uart_ports[con->index].port;
unsigned int i;
for (i = 0; i < n; i++, s++) { uart_console_write(port, s, n, arc_serial_poll_putchar);
if (*s == '\n')
arc_serial_poll_putchar(port, '\r');
arc_serial_poll_putchar(port, *s);
}
} }
static struct console arc_early_serial_console __initdata = { static struct console arc_early_serial_console __initdata = {