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[07/30] tty: serial/samsung: fix modular build

Message ID 1365638712-1028578-8-git-send-email-arnd@arndb.de (mailing list archive)
State New, archived
Headers show

Commit Message

Arnd Bergmann April 11, 2013, 12:04 a.m. UTC 
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>
Cc: linux-serial@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/tty/serial/samsung.c | 4 ++--
 drivers/tty/serial/samsung.h | 4 +++-
 2 files changed, 5 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 729a60d..a3277ca 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -894,7 +894,7 @@  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);
@@ -918,7 +918,7 @@  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 1a4bca3..00a499e 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 *);