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Introduced per-master character devices for XML descriptions.

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This commit is contained in:
Florian Pose
2006-09-19 13:28:40 +00:00
parent 66cacc2158
commit e594f09d72
7 changed files with 267 additions and 12 deletions
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master/module.c
+10 -2
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@@ -56,6 +56,7 @@ void __exit ec_cleanup_module(void);
static int ec_master_count = 1; /**< parameter value, number of masters */
static int ec_eoeif_count = 0; /**< parameter value, number of EoE interf. */
static struct list_head ec_masters; /**< list of masters */
static dev_t device_number;
/*****************************************************************************/
@@ -89,7 +90,12 @@ int __init ec_init_module(void)
EC_INFO("Master driver, %s\n", EC_COMPILE_INFO);
if (ec_master_count < 1) {
EC_ERR("Error - Invalid ec_master_count: %i\n", ec_master_count);
EC_ERR("Invalid ec_master_count: %i\n", ec_master_count);
goto out_return;
}
if (alloc_chrdev_region(&device_number, 0, ec_master_count, "EtherCAT")) {
EC_ERR("Failed to allocate device number!\n");
goto out_return;
}
@@ -104,7 +110,7 @@ int __init ec_init_module(void)
goto out_free;
}
if (ec_master_init(master, i, ec_eoeif_count))
if (ec_master_init(master, i, ec_eoeif_count, device_number))
goto out_free;
if (kobject_add(&master->kobj)) {
@@ -148,6 +154,8 @@ void __exit ec_cleanup_module(void)
kobject_put(&master->kobj); // free master
}
unregister_chrdev_region(device_number, ec_master_count);
EC_INFO("Master driver cleaned up.\n");
}