Mirrors_Framework/ethercat
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Use own PFX for printk.

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This commit is contained in:
Florian Pose
2009-12-01 22:03:50 +01:00
parent 866c82a4a8
commit e5bcaeefcd
1 changed files with 11 additions and 9 deletions
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20
tty/module.c
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@@ -45,11 +45,14 @@
/*****************************************************************************/
#define PFX "ec_tty: "
#define EC_TTY_MAX_DEVICES 10
/*****************************************************************************/
char *ec_master_version_str = EC_MASTER_VERSION; /**< Version string. */
unsigned int debug_level = 0;
static struct tty_driver *tty_driver = NULL;
ec_tty_t *ttys[EC_TTY_MAX_DEVICES];
@@ -64,7 +67,6 @@ MODULE_DESCRIPTION("EtherCAT TTY driver module");
MODULE_LICENSE("GPL");
MODULE_VERSION(EC_MASTER_VERSION);
unsigned int debug_level = 0;
module_param_named(debug_level, debug_level, uint, S_IRUGO);
MODULE_PARM_DESC(debug_level, "Debug level");
@@ -103,7 +105,7 @@ int __init ec_tty_init_module(void)
{
int i, ret = 0;
EC_INFO("TTY driver %s\n", EC_MASTER_VERSION);
printk(KERN_INFO PFX "TTY driver %s\n", EC_MASTER_VERSION);
init_MUTEX(&tty_sem);
@@ -113,7 +115,7 @@ int __init ec_tty_init_module(void)
tty_driver = alloc_tty_driver(EC_TTY_MAX_DEVICES);
if (!tty_driver) {
EC_ERR("Failed to allocate tty driver.\n");
printk(KERN_ERR PFX "Failed to allocate tty driver.\n");
ret = -ENOMEM;
goto out_return;
}
@@ -132,7 +134,7 @@ int __init ec_tty_init_module(void)
ret = tty_register_driver(tty_driver);
if (ret) {
EC_ERR("Failed to register tty driver.\n");
printk(KERN_ERR PFX "Failed to register tty driver.\n");
goto out_put;
}
@@ -154,7 +156,7 @@ void __exit ec_tty_cleanup_module(void)
{
tty_unregister_driver(tty_driver);
put_tty_driver(tty_driver);
EC_INFO("TTY module cleaned up.\n");
printk(KERN_INFO PFX "Module unloading.\n");
}
/*****************************************************************************/
@@ -165,7 +167,7 @@ int ec_tty_init(ec_tty_t *tty, int minor)
tty->dev = tty_register_device(tty_driver, tty->minor, NULL);
if (IS_ERR(tty->dev)) {
EC_ERR("Failed to register tty device.\n");
printk(KERN_ERR PFX "Failed to register tty device.\n");
return PTR_ERR(tty->dev);
}
@@ -224,7 +226,7 @@ ec_tty_t *ectty_create(void)
tty = kmalloc(sizeof(ec_tty_t), GFP_KERNEL);
if (!tty) {
up(&tty_sem);
EC_ERR("Failed to allocate memory for tty device.\n");
printk(KERN_ERR PFX "Failed to allocate memory.\n");
return ERR_PTR(-ENOMEM);
}
@@ -242,6 +244,7 @@ ec_tty_t *ectty_create(void)
}
up(&tty_sem);
printk(KERN_ERR PFX "No free interfaces avaliable.\n");
return ERR_PTR(-EBUSY);
}
@@ -249,9 +252,8 @@ ec_tty_t *ectty_create(void)
void ectty_free(ec_tty_t *tty)
{
int minor = tty->minor;
ec_tty_clear(tty);
ttys[minor] = NULL;
ttys[tty->minor] = NULL;
kfree(tty);
}