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authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2012-03-21 00:26:18 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2012-03-21 00:26:18 -0700
commit3d04d42312eacc68fbcddea337f7eb34bc035dfb (patch)
tree7211df5704b743a7667159748c670a9744164482 /arch/xtensa
parentc98291ee1ceac03912e24b3219fa6e7dc0d52f5e (diff)
parent69a7aebcf019ab3ff5764525ad6858fbe23bb86d (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/xtensa')
-rw-r--r--arch/xtensa/include/asm/socket.h4
-rw-r--r--arch/xtensa/kernel/process.c4
-rw-r--r--arch/xtensa/platforms/iss/console.c22
3 files changed, 13 insertions, 17 deletions
diff --git a/arch/xtensa/include/asm/socket.h b/arch/xtensa/include/asm/socket.h
index bb06968be22..e36c6818492 100644
--- a/arch/xtensa/include/asm/socket.h
+++ b/arch/xtensa/include/asm/socket.h
@@ -75,5 +75,9 @@
#define SO_WIFI_STATUS 41
#define SCM_WIFI_STATUS SO_WIFI_STATUS
+#define SO_PEEK_OFF 42
+
+/* Instruct lower device to use last 4-bytes of skb data as FCS */
+#define SO_NOFCS 43
#endif /* _XTENSA_SOCKET_H */
diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c
index 47041e7c088..2c9004770c4 100644
--- a/arch/xtensa/kernel/process.c
+++ b/arch/xtensa/kernel/process.c
@@ -113,9 +113,7 @@ void cpu_idle(void)
while (1) {
while (!need_resched())
platform_idle();
- preempt_enable_no_resched();
- schedule();
- preempt_disable();
+ schedule_preempt_disabled();
}
}
diff --git a/arch/xtensa/platforms/iss/console.c b/arch/xtensa/platforms/iss/console.c
index 2c723e8b30d..f9726f6afdf 100644
--- a/arch/xtensa/platforms/iss/console.c
+++ b/arch/xtensa/platforms/iss/console.c
@@ -19,7 +19,6 @@
#include <linux/param.h>
#include <linux/seq_file.h>
#include <linux/serial.h>
-#include <linux/serialP.h>
#include <asm/uaccess.h>
#include <asm/irq.h>
@@ -37,6 +36,7 @@
#define SERIAL_TIMER_VALUE (20 * HZ)
static struct tty_driver *serial_driver;
+static struct tty_port serial_port;
static struct timer_list serial_timer;
static DEFINE_SPINLOCK(timer_lock);
@@ -68,17 +68,10 @@ static void rs_poll(unsigned long);
static int rs_open(struct tty_struct *tty, struct file * filp)
{
- int line = tty->index;
-
- if ((line < 0) || (line >= SERIAL_MAX_NUM_LINES))
- return -ENODEV;
-
+ tty->port = &serial_port;
spin_lock(&timer_lock);
-
if (tty->count == 1) {
- init_timer(&serial_timer);
- serial_timer.data = (unsigned long) tty;
- serial_timer.function = rs_poll;
+ setup_timer(&serial_timer, rs_poll, (unsigned long)tty);
mod_timer(&serial_timer, jiffies + SERIAL_TIMER_VALUE);
}
spin_unlock(&timer_lock);
@@ -99,10 +92,10 @@ static int rs_open(struct tty_struct *tty, struct file * filp)
*/
static void rs_close(struct tty_struct *tty, struct file * filp)
{
- spin_lock(&timer_lock);
+ spin_lock_bh(&timer_lock);
if (tty->count == 1)
del_timer_sync(&serial_timer);
- spin_unlock(&timer_lock);
+ spin_unlock_bh(&timer_lock);
}
@@ -210,13 +203,14 @@ static const struct tty_operations serial_ops = {
int __init rs_init(void)
{
- serial_driver = alloc_tty_driver(1);
+ tty_port_init(&serial_port);
+
+ serial_driver = alloc_tty_driver(SERIAL_MAX_NUM_LINES);
printk ("%s %s\n", serial_name, serial_version);
/* Initialize the tty_driver structure */
- serial_driver->owner = THIS_MODULE;
serial_driver->driver_name = "iss_serial";
serial_driver->name = "ttyS";
serial_driver->major = TTY_MAJOR;