Linux CAN drivers development
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From: Alexander Stein <alexander.stein@systec-electronic.com>
To: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Cc: "Rostislav Lisový" <lisovy@gmail.com>,
	"Michal Sojka" <sojkam1@fel.cvut.cz>,
	"Oliver Hartkopp" <oliver.hartkopp@volkswagen.de>,
	linux-can@vger.kernel.org,
	"Alexander Stein" <alexander.stein@systec-electronic.com>
Subject: [PATCH 04/11] sllin: Add version dependent access to termios in tty_struct
Date: Mon, 16 Dec 2013 08:54:07 +0100	[thread overview]
Message-ID: <1387180454-1738-5-git-send-email-alexander.stein@systec-electronic.com> (raw)
In-Reply-To: <1387180454-1738-1-git-send-email-alexander.stein@systec-electronic.com>

Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
---
 sllin/sllin.c | 22 ++++++++++++++++------
 1 file changed, 16 insertions(+), 6 deletions(-)

diff --git a/sllin/sllin.c b/sllin/sllin.c
index 3e020b1..e05564c 100644
--- a/sllin/sllin.c
+++ b/sllin/sllin.c
@@ -62,6 +62,7 @@
 #include <linux/can.h>
 #include <linux/kthread.h>
 #include <linux/hrtimer.h>
+#include <linux/version.h>
 #include "linux/lin_bus.h"
 
 /* Should be in include/linux/tty.h */
@@ -206,22 +207,31 @@ const unsigned char sllin_id_parity_table[] = {
  */
 static int sltty_change_speed(struct tty_struct *tty, unsigned speed)
 {
-	struct ktermios old_termios;
+	struct ktermios old_termios, termios;
 	int cflag;
 
 	mutex_lock(&tty->termios_mutex);
 
-	old_termios = *(tty->termios);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 7, 0)
+	old_termios = termios = *(tty->termios);
+#else
+	old_termios = termios = tty->termios;
+#endif
 
 	cflag = CS8 | CREAD | CLOCAL | HUPCL;
 	cflag &= ~(CBAUD | CIBAUD);
 	cflag |= BOTHER;
-	tty->termios->c_cflag = cflag;
-	tty->termios->c_oflag = 0;
-	tty->termios->c_lflag = 0;
+	termios.c_cflag = cflag;
+	termios.c_oflag = 0;
+	termios.c_lflag = 0;
 
 	/* Enable interrupt when UART-Break or Framing error received */
-	tty->termios->c_iflag = BRKINT | INPCK;
+	termios.c_iflag = BRKINT | INPCK;
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 7, 0)
+	*(tty->termios) = termios;
+#else
+	tty->termios = termios;
+#endif
 
 	tty_encode_baud_rate(tty, speed, speed);
 
-- 
1.8.3.2


  parent reply	other threads:[~2013-12-16  7:55 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-10 17:16 [RFC] WIP-patches on sllin Alexander Stein
2013-12-10 17:16 ` [PATCH 1/6] sllin: Replace pr_* with netdev_* where approriate Alexander Stein
2013-12-10 17:16 ` [PATCH 2/6] sllin: Make local functions static Alexander Stein
2013-12-10 17:16 ` [PATCH 3/6] sllin: slave: don't forget to wait for the checksum Alexander Stein
2013-12-10 17:16 ` [PATCH 4/6] sllin: reorder functions Alexander Stein
2013-12-10 17:16 ` [PATCH 5/6] sllin: If length is unknown read until timer occurs or break is received Alexander Stein
2013-12-10 17:16 ` [PATCH 6/6] sllin: Add first support for LIN slave task on slave node Alexander Stein
2013-12-13  1:00 ` [RFC] WIP-patches on sllin Pavel Pisa
2013-12-16  7:46   ` Alexander Stein
2013-12-16  7:54     ` [RFC v2] " Alexander Stein
2013-12-16  7:54       ` [PATCH 01/11] sllin: reorder functions Alexander Stein
2013-12-16  7:54       ` [PATCH 02/11] sllin: If length is unknown read until timer occurs or break is received Alexander Stein
2013-12-16  7:54       ` [PATCH 03/11] sllin: Add first support for LIN slave task on slave node Alexander Stein
2013-12-16  7:54       ` Alexander Stein [this message]
2013-12-16  7:54       ` [PATCH 05/11] sllin: Fix checksum mode decision Alexander Stein
2013-12-16  7:54       ` [PATCH 06/11] sllin: dlc in cache > 0 is the expected LIN frame length Alexander Stein
2013-12-16  7:54       ` [PATCH 07/11] sllin: Do not set SLF_MSGEVENT flag Alexander Stein
2013-12-16  7:54       ` [PATCH 08/11] sllin: signal timeout if there are less than configured characters Alexander Stein
2013-12-16  7:54       ` [PATCH 09/11] sllin: Don't fiddle with netdev queue and skb in slave receive mode Alexander Stein
2013-12-16  7:54       ` [PATCH 10/11] sllin: Add LIN ID to timeout frame Alexander Stein
2013-12-16  7:54       ` [PATCH 11/11] sllin: Evaluate message upon break only if received at least a LIN ID Alexander Stein

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