tty: serial/samsung: fix modular build

There are a few bugs in the samsung serial driver when built as a
loadable module, which makes the console code unavailable, as well as
giving no access to the 'printascii' early debug function. This adds
the appropriate compile time conditionals.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2 files changed, 5 insertions, 3 deletions

diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 6a3695681fa5..074b9194144f 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -898,7 +898,7 @@ console_initcall(s3c24xx_serial_console_init);
 #define S3C24XX_SERIAL_CONSOLE NULL
 #endif
 
-#ifdef CONFIG_CONSOLE_POLL
+#if defined(CONFIG_SERIAL_SAMSUNG_CONSOLE) && defined(CONFIG_CONSOLE_POLL)
 static int s3c24xx_serial_get_poll_char(struct uart_port *port);
 static void s3c24xx_serial_put_poll_char(struct uart_port *port,
                          unsigned char c);
@@ -922,7 +922,7 @@ static struct uart_ops s3c24xx_serial_ops = {
         .request_port   = s3c24xx_serial_request_port,
         .config_port    = s3c24xx_serial_config_port,
         .verify_port    = s3c24xx_serial_verify_port,
-#ifdef CONFIG_CONSOLE_POLL
+#if defined(CONFIG_SERIAL_SAMSUNG_CONSOLE) && defined(CONFIG_CONSOLE_POLL)
         .poll_get_char = s3c24xx_serial_get_poll_char,
         .poll_put_char = s3c24xx_serial_put_poll_char,
 #endif
diff --git a/drivers/tty/serial/samsung.h b/drivers/tty/serial/samsung.h
index 1a4bca3e4179..00a499ecd385 100644
--- a/drivers/tty/serial/samsung.h
+++ b/drivers/tty/serial/samsung.h
@@ -76,7 +76,9 @@ struct s3c24xx_uart_port {
 #define wr_regb(port, reg, val) __raw_writeb(val, portaddr(port, reg))
 #define wr_regl(port, reg, val) __raw_writel(val, portaddr(port, reg))
 
-#ifdef CONFIG_SERIAL_SAMSUNG_DEBUG
+#if defined(CONFIG_SERIAL_SAMSUNG_DEBUG) && \
+    defined(CONFIG_DEBUG_LL) && \
+    !defined(MODULE)
 
 extern void printascii(const char *);