linux-kernel - [PATCH] serial: altera: Adopt uart_console

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Date:	Fri, 11 Jul 2014 14:00:11 +0100
From:	Daniel Thompson <daniel.thompson@...aro.org>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Daniel Thompson <daniel.thompson@...aro.org>,
	linux-kernel@...r.kernel.org, patches@...aro.org,
	linaro-kernel@...ts.linaro.org,
	Tobias Klauser <tklauser@...tanz.ch>,
	Jiri Slaby <jslaby@...e.cz>, linux-serial@...r.kernel.org,
	nios2-dev@...ts.rocketboards.org
Subject: [PATCH] serial: altera: Adopt uart_console_write()

This driver does not currently use uart_console_write() and instead
provides is own LF to LFCR conversion in it's console_write() method.
We should use the library function instead.

Cmopile tested only (with ARCH=arm).

Signed-off-by: Daniel Thompson <daniel.thompson@...aro.org>
Cc: Tobias Klauser <tklauser@...tanz.ch>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Jiri Slaby <jslaby@...e.cz>
Cc: linux-serial@...r.kernel.org
Cc: nios2-dev@...ts.rocketboards.org
---
 drivers/tty/serial/altera_uart.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/tty/serial/altera_uart.c b/drivers/tty/serial/altera_uart.c
index 3233766..554e2fa 100644
--- a/drivers/tty/serial/altera_uart.c
+++ b/drivers/tty/serial/altera_uart.c
@@ -435,7 +435,7 @@ static struct altera_uart altera_uart_ports[CONFIG_SERIAL_ALTERA_UART_MAXPORTS];
 
 #if defined(CONFIG_SERIAL_ALTERA_UART_CONSOLE)
 
-static void altera_uart_console_putc(struct uart_port *port, const char c)
+static void altera_uart_console_putc(struct uart_port *port, int c)
 {
 	while (!(altera_uart_readl(port, ALTERA_UART_STATUS_REG) &
 		 ALTERA_UART_STATUS_TRDY_MSK))
@@ -449,11 +449,7 @@ static void altera_uart_console_write(struct console *co, const char *s,
 {
 	struct uart_port *port = &(altera_uart_ports + co->index)->port;
 
-	for (; count; count--, s++) {
-		altera_uart_console_putc(port, *s);
-		if (*s == '\n')
-			altera_uart_console_putc(port, '\r');
-	}
+	uart_console_write(port, s, count, altera_uart_console_putc);
 }
 
 static int __init altera_uart_console_setup(struct console *co, char *options)
-- 
1.9.3

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