diff options
Diffstat (limited to 'drivers/s390/net')
| -rw-r--r-- | drivers/s390/net/Makefile | 6 | ||||
| -rw-r--r-- | drivers/s390/net/claw.c | 82 | ||||
| -rw-r--r-- | drivers/s390/net/claw.h | 12 | ||||
| -rw-r--r-- | drivers/s390/net/ctcm_fsms.c | 1 | ||||
| -rw-r--r-- | drivers/s390/net/ctcm_fsms.h | 1 | ||||
| -rw-r--r-- | drivers/s390/net/ctcm_main.c | 104 | ||||
| -rw-r--r-- | drivers/s390/net/ctcm_main.h | 20 | ||||
| -rw-r--r-- | drivers/s390/net/ctcm_mpc.c | 1 | ||||
| -rw-r--r-- | drivers/s390/net/ctcm_sysfs.c | 11 | ||||
| -rw-r--r-- | drivers/s390/net/cu3088.c | 148 | ||||
| -rw-r--r-- | drivers/s390/net/cu3088.h | 41 | ||||
| -rw-r--r-- | drivers/s390/net/lcs.c | 101 | ||||
| -rw-r--r-- | drivers/s390/net/lcs.h | 18 |
13 files changed, 304 insertions, 242 deletions
diff --git a/drivers/s390/net/Makefile b/drivers/s390/net/Makefile index 96eddb3..6cab5a6 100644 --- a/drivers/s390/net/Makefile +++ b/drivers/s390/net/Makefile @@ -3,11 +3,11 @@ # ctcm-y += ctcm_main.o ctcm_fsms.o ctcm_mpc.o ctcm_sysfs.o ctcm_dbug.o -obj-$(CONFIG_CTCM) += ctcm.o fsm.o cu3088.o +obj-$(CONFIG_CTCM) += ctcm.o fsm.o obj-$(CONFIG_NETIUCV) += netiucv.o fsm.o obj-$(CONFIG_SMSGIUCV) += smsgiucv.o -obj-$(CONFIG_LCS) += lcs.o cu3088.o -obj-$(CONFIG_CLAW) += claw.o cu3088.o +obj-$(CONFIG_LCS) += lcs.o +obj-$(CONFIG_CLAW) += claw.o qeth-y += qeth_core_sys.o qeth_core_main.o qeth_core_mpc.o obj-$(CONFIG_QETH) += qeth.o qeth_l2-y += qeth_l2_main.o diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c index c63babe..cf283e3 100644 --- a/drivers/s390/net/claw.c +++ b/drivers/s390/net/claw.c @@ -90,7 +90,6 @@ #include <linux/timer.h> #include <linux/types.h> -#include "cu3088.h" #include "claw.h" /* @@ -258,6 +257,9 @@ static int claw_pm_prepare(struct ccwgroup_device *gdev) return -EPERM; } +/* the root device for claw group devices */ +static struct device *claw_root_dev; + /* ccwgroup table */ static struct ccwgroup_driver claw_group_driver = { @@ -272,6 +274,47 @@ static struct ccwgroup_driver claw_group_driver = { .prepare = claw_pm_prepare, }; +static struct ccw_device_id claw_ids[] = { + {CCW_DEVICE(0x3088, 0x61), .driver_info = claw_channel_type_claw}, + {}, +}; +MODULE_DEVICE_TABLE(ccw, claw_ids); + +static struct ccw_driver claw_ccw_driver = { + .owner = THIS_MODULE, + .name = "claw", + .ids = claw_ids, + .probe = ccwgroup_probe_ccwdev, + .remove = ccwgroup_remove_ccwdev, +}; + +static ssize_t +claw_driver_group_store(struct device_driver *ddrv, const char *buf, + size_t count) +{ + int err; + err = ccwgroup_create_from_string(claw_root_dev, + claw_group_driver.driver_id, + &claw_ccw_driver, 3, buf); + return err ? err : count; +} + +static DRIVER_ATTR(group, 0200, NULL, claw_driver_group_store); + +static struct attribute *claw_group_attrs[] = { + &driver_attr_group.attr, + NULL, +}; + +static struct attribute_group claw_group_attr_group = { + .attrs = claw_group_attrs, +}; + +static struct attribute_group *claw_group_attr_groups[] = { + &claw_group_attr_group, + NULL, +}; + /* * Key functions */ @@ -3326,7 +3369,11 @@ claw_remove_files(struct device *dev) static void __exit claw_cleanup(void) { - unregister_cu3088_discipline(&claw_group_driver); + driver_remove_file(&claw_group_driver.driver, + &driver_attr_group); + ccwgroup_driver_unregister(&claw_group_driver); + ccw_driver_unregister(&claw_ccw_driver); + root_device_unregister(claw_root_dev); claw_unregister_debug_facility(); pr_info("Driver unloaded\n"); @@ -3348,16 +3395,31 @@ claw_init(void) if (ret) { pr_err("Registering with the S/390 debug feature" " failed with error code %d\n", ret); - return ret; + goto out_err; } CLAW_DBF_TEXT(2, setup, "init_mod"); - ret = register_cu3088_discipline(&claw_group_driver); - if (ret) { - CLAW_DBF_TEXT(2, setup, "init_bad"); - claw_unregister_debug_facility(); - pr_err("Registering with the cu3088 device driver failed " - "with error code %d\n", ret); - } + claw_root_dev = root_device_register("qeth"); + ret = IS_ERR(claw_root_dev) ? PTR_ERR(claw_root_dev) : 0; + if (ret) + goto register_err; + ret = ccw_driver_register(&claw_ccw_driver); + if (ret) + goto ccw_err; + claw_group_driver.driver.groups = claw_group_attr_groups; + ret = ccwgroup_driver_register(&claw_group_driver); + if (ret) + goto ccwgroup_err; + return 0; + +ccwgroup_err: + ccw_driver_unregister(&claw_ccw_driver); +ccw_err: + root_device_unregister(claw_root_dev); +register_err: + CLAW_DBF_TEXT(2, setup, "init_bad"); + claw_unregister_debug_facility(); +out_err: + pr_err("Initializing the claw device driver failed\n"); return ret; } diff --git a/drivers/s390/net/claw.h b/drivers/s390/net/claw.h index 005072c..46d59a1 100644 --- a/drivers/s390/net/claw.h +++ b/drivers/s390/net/claw.h @@ -129,6 +129,18 @@ static inline int claw_dbf_passes(debug_info_t *dbf_grp, int level) } \ } while (0) +/** + * Enum for classifying detected devices. + */ +enum claw_channel_types { + /* Device is not a channel */ + claw_channel_type_none, + + /* Device is a CLAW channel device */ + claw_channel_type_claw +}; + + /******************************************************* * Define Control Blocks * * * diff --git a/drivers/s390/net/ctcm_fsms.c b/drivers/s390/net/ctcm_fsms.c index 4ded9ac..70eb7f1 100644 --- a/drivers/s390/net/ctcm_fsms.c +++ b/drivers/s390/net/ctcm_fsms.c @@ -44,7 +44,6 @@ #include <asm/idals.h> #include "fsm.h" -#include "cu3088.h" #include "ctcm_dbug.h" #include "ctcm_main.h" diff --git a/drivers/s390/net/ctcm_fsms.h b/drivers/s390/net/ctcm_fsms.h index 2326aba..046d077 100644 --- a/drivers/s390/net/ctcm_fsms.h +++ b/drivers/s390/net/ctcm_fsms.h @@ -39,7 +39,6 @@ #include <asm/idals.h> #include "fsm.h" -#include "cu3088.h" #include "ctcm_main.h" /* diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c index ecac3b2..558dc32 100644 --- a/drivers/s390/net/ctcm_main.c +++ b/drivers/s390/net/ctcm_main.c @@ -51,12 +51,16 @@ #include <asm/idals.h> -#include "cu3088.h" #include "ctcm_fsms.h" #include "ctcm_main.h" /* Some common global variables */ +/** + * The root device for ctcm group devices + */ +static struct device *ctcm_root_dev; + /* * Linked list of all detected channels. */ @@ -246,7 +250,7 @@ static void channel_remove(struct channel *ch) * * returns Pointer to a channel or NULL if no matching channel available. */ -static struct channel *channel_get(enum channel_types type, +static struct channel *channel_get(enum ctcm_channel_types type, char *id, int direction) { struct channel *ch = channels; @@ -1342,7 +1346,7 @@ static int ctcm_probe_device(struct ccwgroup_device *cgdev) * * returns 0 on success, !0 on error. */ -static int add_channel(struct ccw_device *cdev, enum channel_types type, +static int add_channel(struct ccw_device *cdev, enum ctcm_channel_types type, struct ctcm_priv *priv) { struct channel **c = &channels; @@ -1501,13 +1505,13 @@ free_return: /* note that all channel pointers are 0 or valid */ /* * Return type of a detected device. */ -static enum channel_types get_channel_type(struct ccw_device_id *id) +static enum ctcm_channel_types get_channel_type(struct ccw_device_id *id) { - enum channel_types type; - type = (enum channel_types)id->driver_info; + enum ctcm_channel_types type; + type = (enum ctcm_channel_types)id->driver_info; - if (type == channel_type_ficon) - type = channel_type_escon; + if (type == ctcm_channel_type_ficon) + type = ctcm_channel_type_escon; return type; } @@ -1525,7 +1529,7 @@ static int ctcm_new_device(struct ccwgroup_device *cgdev) char read_id[CTCM_ID_SIZE]; char write_id[CTCM_ID_SIZE]; int direction; - enum channel_types type; + enum ctcm_channel_types type; struct ctcm_priv *priv; struct net_device *dev; struct ccw_device *cdev0; @@ -1749,6 +1753,22 @@ err_out: return rc; } +static struct ccw_device_id ctcm_ids[] = { + {CCW_DEVICE(0x3088, 0x08), .driver_info = ctcm_channel_type_parallel}, + {CCW_DEVICE(0x3088, 0x1e), .driver_info = ctcm_channel_type_ficon}, + {CCW_DEVICE(0x3088, 0x1f), .driver_info = ctcm_channel_type_escon}, + {}, +}; +MODULE_DEVICE_TABLE(ccw, ctcm_ids); + +static struct ccw_driver ctcm_ccw_driver = { + .owner = THIS_MODULE, + .name = "ctcm", + .ids = ctcm_ids, + .probe = ccwgroup_probe_ccwdev, + .remove = ccwgroup_remove_ccwdev, +}; + static struct ccwgroup_driver ctcm_group_driver = { .owner = THIS_MODULE, .name = CTC_DRIVER_NAME, @@ -1763,6 +1783,33 @@ static struct ccwgroup_driver ctcm_group_driver = { .restore = ctcm_pm_resume, }; +static ssize_t +ctcm_driver_group_store(struct device_driver *ddrv, const char *buf, + size_t count) +{ + int err; + + err = ccwgroup_create_from_string(ctcm_root_dev, + ctcm_group_driver.driver_id, + &ctcm_ccw_driver, 2, buf); + return err ? err : count; +} + +static DRIVER_ATTR(group, 0200, NULL, ctcm_driver_group_store); + +static struct attribute *ctcm_group_attrs[] = { + &driver_attr_group.attr, + NULL, +}; + +static struct attribute_group ctcm_group_attr_group = { + .attrs = ctcm_group_attrs, +}; + +static struct attribute_group *ctcm_group_attr_groups[] = { + &ctcm_group_attr_group, + NULL, +}; /* * Module related routines @@ -1776,7 +1823,10 @@ static struct ccwgroup_driver ctcm_group_driver = { */ static void __exit ctcm_exit(void) { - unregister_cu3088_discipline(&ctcm_group_driver); + driver_remove_file(&ctcm_group_driver.driver, &driver_attr_group); + ccwgroup_driver_unregister(&ctcm_group_driver); + ccw_driver_unregister(&ctcm_ccw_driver); + root_device_unregister(ctcm_root_dev); ctcm_unregister_dbf_views(); pr_info("CTCM driver unloaded\n"); } @@ -1802,17 +1852,31 @@ static int __init ctcm_init(void) channels = NULL; ret = ctcm_register_dbf_views(); - if (ret) { - return ret; - } - ret = register_cu3088_discipline(&ctcm_group_driver); - if (ret) { - ctcm_unregister_dbf_views(); - pr_err("%s / register_cu3088_discipline failed, ret = %d\n", - __func__, ret); - return ret; - } + if (ret) + goto out_err; + ctcm_root_dev = root_device_register("ctcm"); + ret = IS_ERR(ctcm_root_dev) ? PTR_ERR(ctcm_root_dev) : 0; + if (ret) + goto register_err; + ret = ccw_driver_register(&ctcm_ccw_driver); + if (ret) + goto ccw_err; + ctcm_group_driver.driver.groups = ctcm_group_attr_groups; + ret = ccwgroup_driver_register(&ctcm_group_driver); + if (ret) + goto ccwgroup_err; print_banner(); + return 0; + +ccwgroup_err: + ccw_driver_unregister(&ctcm_ccw_driver); +ccw_err: + root_device_unregister(ctcm_root_dev); +register_err: + ctcm_unregister_dbf_views(); +out_err: + pr_err("%s / Initializing the ctcm device driver failed, ret = %d\n", + __func__, ret); return ret; } diff --git a/drivers/s390/net/ctcm_main.h b/drivers/s390/net/ctcm_main.h index d925e73..d34fa14 100644 --- a/drivers/s390/net/ctcm_main.h +++ b/drivers/s390/net/ctcm_main.h @@ -16,7 +16,6 @@ #include <linux/netdevice.h> #include "fsm.h" -#include "cu3088.h" #include "ctcm_dbug.h" #include "ctcm_mpc.h" @@ -66,6 +65,23 @@ ctcmpc_dumpit(buf, len); \ } while (0) +/** + * Enum for classifying detected devices + */ +enum ctcm_channel_types { + /* Device is not a channel */ + ctcm_channel_type_none, + + /* Device is a CTC/A */ + ctcm_channel_type_parallel, + + /* Device is a FICON channel */ + ctcm_channel_type_ficon, + + /* Device is a ESCON channel */ + ctcm_channel_type_escon +}; + /* * CCW commands, used in this driver. */ @@ -121,7 +137,7 @@ struct channel { * Type of this channel. * CTC/A or Escon for valid channels. */ - enum channel_types type; + enum ctcm_channel_types type; /* * Misc. flags. See CHANNEL_FLAGS_... below */ diff --git a/drivers/s390/net/ctcm_mpc.c b/drivers/s390/net/ctcm_mpc.c index 781e18b..5978b39 100644 --- a/drivers/s390/net/ctcm_mpc.c +++ b/drivers/s390/net/ctcm_mpc.c @@ -53,7 +53,6 @@ #include <linux/moduleparam.h> #include <asm/idals.h> -#include "cu3088.h" #include "ctcm_mpc.h" #include "ctcm_main.h" #include "ctcm_fsms.h" diff --git a/drivers/s390/net/ctcm_sysfs.c b/drivers/s390/net/ctcm_sysfs.c index 8452bb0..738ad26 100644 --- a/drivers/s390/net/ctcm_sysfs.c +++ b/drivers/s390/net/ctcm_sysfs.c @@ -158,6 +158,15 @@ static ssize_t ctcm_proto_store(struct device *dev, return count; } +const char *ctcm_type[] = { + "not a channel", + "CTC/A", + "FICON channel", + "ESCON channel", + "unknown channel type", + "unsupported channel type", +}; + static ssize_t ctcm_type_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -168,7 +177,7 @@ static ssize_t ctcm_type_show(struct device *dev, return -ENODEV; return sprintf(buf, "%s\n", - cu3088_type[cgdev->cdev[0]->id.driver_info]); + ctcm_type[cgdev->cdev[0]->id.driver_info]); } static DEVICE_ATTR(buffer, 0644, ctcm_buffer_show, ctcm_buffer_write); diff --git a/drivers/s390/net/cu3088.c b/drivers/s390/net/cu3088.c deleted file mode 100644 index 4838345..0000000 --- a/drivers/s390/net/cu3088.c +++ /dev/null @@ -1,148 +0,0 @@ -/* - * CTC / LCS ccw_device driver - * - * Copyright (C) 2002 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Arnd Bergmann <arndb@de.ibm.com> - * Cornelia Huck <cornelia.huck@de.ibm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/err.h> - -#include <asm/ccwdev.h> -#include <asm/ccwgroup.h> - -#include "cu3088.h" - -const char *cu3088_type[] = { - "not a channel", - "CTC/A", - "ESCON channel", - "FICON channel", - "OSA LCS card", - "CLAW channel device", - "unknown channel type", - "unsupported channel type", -}; - -/* static definitions */ - -static struct ccw_device_id cu3088_ids[] = { - { CCW_DEVICE(0x3088, 0x08), .driver_info = channel_type_parallel }, - { CCW_DEVICE(0x3088, 0x1f), .driver_info = channel_type_escon }, - { CCW_DEVICE(0x3088, 0x1e), .driver_info = channel_type_ficon }, - { CCW_DEVICE(0x3088, 0x60), .driver_info = channel_type_osa2 }, - { CCW_DEVICE(0x3088, 0x61), .driver_info = channel_type_claw }, - { /* end of list */ } -}; - -static struct ccw_driver cu3088_driver; - -static struct device *cu3088_root_dev; - -static ssize_t -group_write(struct device_driver *drv, const char *buf, size_t count) -{ - int ret; - struct ccwgroup_driver *cdrv; - - cdrv = to_ccwgroupdrv(drv); - if (!cdrv) - return -EINVAL; - ret = ccwgroup_create_from_string(cu3088_root_dev, cdrv->driver_id, - &cu3088_driver, 2, buf); - - return (ret == 0) ? count : ret; -} - -static DRIVER_ATTR(group, 0200, NULL, group_write); - -/* Register-unregister for ctc&lcs */ -int -register_cu3088_discipline(struct ccwgroup_driver *dcp) -{ - int rc; - - if (!dcp) - return -EINVAL; - - /* Register discipline.*/ - rc = ccwgroup_driver_register(dcp); - if (rc) - return rc; - - rc = driver_create_file(&dcp->driver, &driver_attr_group); - if (rc) - ccwgroup_driver_unregister(dcp); - - return rc; - -} - -void -unregister_cu3088_discipline(struct ccwgroup_driver *dcp) -{ - if (!dcp) - return; - - driver_remove_file(&dcp->driver, &driver_attr_group); - ccwgroup_driver_unregister(dcp); -} - -static struct ccw_driver cu3088_driver = { - .owner = THIS_MODULE, - .ids = cu3088_ids, - .name = "cu3088", - .probe = ccwgroup_probe_ccwdev, - .remove = ccwgroup_remove_ccwdev, -}; - -/* module setup */ -static int __init -cu3088_init (void) -{ - int rc; - - cu3088_root_dev = root_device_register("cu3088"); - if (IS_ERR(cu3088_root_dev)) - return PTR_ERR(cu3088_root_dev); - rc = ccw_driver_register(&cu3088_driver); - if (rc) - root_device_unregister(cu3088_root_dev); - - return rc; -} - -static void __exit -cu3088_exit (void) -{ - ccw_driver_unregister(&cu3088_driver); - root_device_unregister(cu3088_root_dev); -} - -MODULE_DEVICE_TABLE(ccw,cu3088_ids); -MODULE_AUTHOR("Arnd Bergmann <arndb@de.ibm.com>"); -MODULE_LICENSE("GPL"); - -module_init(cu3088_init); -module_exit(cu3088_exit); - -EXPORT_SYMBOL_GPL(cu3088_type); -EXPORT_SYMBOL_GPL(register_cu3088_discipline); -EXPORT_SYMBOL_GPL(unregister_cu3088_discipline); diff --git a/drivers/s390/net/cu3088.h b/drivers/s390/net/cu3088.h deleted file mode 100644 index d8558a7..0000000 --- a/drivers/s390/net/cu3088.h +++ /dev/null @@ -1,41 +0,0 @@ -#ifndef _CU3088_H -#define _CU3088_H - -/** - * Enum for classifying detected devices. - */ -enum channel_types { - /* Device is not a channel */ - channel_type_none, - - /* Device is a CTC/A */ - channel_type_parallel, - - /* Device is a ESCON channel */ - channel_type_escon, - - /* Device is a FICON channel */ - channel_type_ficon, - - /* Device is a OSA2 card */ - channel_type_osa2, - - /* Device is a CLAW channel device */ - channel_type_claw, - - /* Device is a channel, but we don't know - * anything about it */ - channel_type_unknown, - - /* Device is an unsupported model */ - channel_type_unsupported, - - /* number of type entries */ - num_channel_types -}; - -extern const char *cu3088_type[num_channel_types]; -extern int register_cu3088_discipline(struct ccwgroup_driver *); -extern void unregister_cu3088_discipline(struct ccwgroup_driver *); - -#endif diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c index 5e46415..1d43d23 100644 --- a/drivers/s390/net/lcs.c +++ b/drivers/s390/net/lcs.c @@ -47,7 +47,6 @@ #include <asm/ccwgroup.h> #include "lcs.h" -#include "cu3088.h" #if !defined(CONFIG_NET_ETHERNET) && \ @@ -60,7 +59,11 @@ */ static char version[] __initdata = "LCS driver"; -static char debug_buffer[255]; + +/** + * the root device for lcs group devices + */ +static struct device *lcs_root_dev; /** * Some prototypes. @@ -76,6 +79,7 @@ static int lcs_recovery(void *ptr); /** * Debug Facility Stuff */ +static char debug_buffer[255]; static debug_info_t *lcs_dbf_setup; static debug_info_t *lcs_dbf_trace; @@ -1968,6 +1972,15 @@ lcs_portno_store (struct device *dev, struct device_attribute *attr, const char static DEVICE_ATTR(portno, 0644, lcs_portno_show, lcs_portno_store); +const char *lcs_type[] = { + "not a channel", + "2216 parallel", + "2216 channel", + "OSA LCS card", + "unknown channel type", + "unsupported channel type", +}; + static ssize_t lcs_type_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1977,7 +1990,7 @@ lcs_type_show(struct device *dev, struct device_attribute *attr, char *buf) if (!cgdev) return -ENODEV; - return sprintf(buf, "%s\n", cu3088_type[cgdev->cdev[0]->id.driver_info]); + return sprintf(buf, "%s\n", lcs_type[cgdev->cdev[0]->id.driver_info]); } static DEVICE_ATTR(type, 0444, lcs_type_show, NULL); @@ -2370,6 +2383,22 @@ static int lcs_restore(struct ccwgroup_device *gdev) return lcs_pm_resume(card); } +static struct ccw_device_id lcs_ids[] = { + {CCW_DEVICE(0x3088, 0x08), .driver_info = lcs_channel_type_parallel}, + {CCW_DEVICE(0x3088, 0x1f), .driver_info = lcs_channel_type_2216}, + {CCW_DEVICE(0x3088, 0x60), .driver_info = lcs_channel_type_osa2}, + {}, +}; +MODULE_DEVICE_TABLE(ccw, lcs_ids); + +static struct ccw_driver lcs_ccw_driver = { + .owner = THIS_MODULE, + .name = "lcs", + .ids = lcs_ids, + .probe = ccwgroup_probe_ccwdev, + .remove = ccwgroup_remove_ccwdev, +}; + /** * LCS ccwgroup driver registration */ @@ -2389,6 +2418,33 @@ static struct ccwgroup_driver lcs_group_driver = { .restore = lcs_restore, }; +static ssize_t +lcs_driver_group_store(struct device_driver *ddrv, const char *buf, + size_t count) +{ + int err; + err = ccwgroup_create_from_string(lcs_root_dev, + lcs_group_driver.driver_id, + &lcs_ccw_driver, 2, buf); + return err ? err : count; +} + +static DRIVER_ATTR(group, 0200, NULL, lcs_driver_group_store); + +static struct attribute *lcs_group_attrs[] = { + &driver_attr_group.attr, + NULL, +}; + +static struct attribute_group lcs_group_attr_group = { + .attrs = lcs_group_attrs, +}; + +static struct attribute_group *lcs_group_attr_groups[] = { + &lcs_group_attr_group, + NULL, +}; + /** * LCS Module/Kernel initialization function */ @@ -2400,17 +2456,30 @@ __init lcs_init_module(void) pr_info("Loading %s\n", version); rc = lcs_register_debug_facility(); LCS_DBF_TEXT(0, setup, "lcsinit"); - if (rc) { - pr_err("Initialization failed\n"); - return rc; - } - - rc = register_cu3088_discipline(&lcs_group_driver); - if (rc) { - pr_err("Initialization failed\n"); - return rc; - } + if (rc) + goto out_err; + lcs_root_dev = root_device_register("lcs"); + rc = IS_ERR(lcs_root_dev) ? PTR_ERR(lcs_root_dev) : 0; + if (rc) + goto register_err; + rc = ccw_driver_register(&lcs_ccw_driver); + if (rc) + goto ccw_err; + lcs_group_driver.driver.groups = lcs_group_attr_groups; + rc = ccwgroup_driver_register(&lcs_group_driver); + if (rc) + goto ccwgroup_err; return 0; + +ccwgroup_err: + ccw_driver_unregister(&lcs_ccw_driver); +ccw_err: + root_device_unregister(lcs_root_dev); +register_err: + lcs_unregister_debug_facility(); +out_err: + pr_err("Initializing the lcs device driver failed\n"); + return rc; } @@ -2422,7 +2491,11 @@ __exit lcs_cleanup_module(void) { pr_info("Terminating lcs module.\n"); LCS_DBF_TEXT(0, trace, "cleanup"); - unregister_cu3088_discipline(&lcs_group_driver); + driver_remove_file(&lcs_group_driver.driver, + &driver_attr_group); + ccwgroup_driver_unregister(&lcs_group_driver); + ccw_driver_unregister(&lcs_ccw_driver); + root_device_unregister(lcs_root_dev); lcs_unregister_debug_facility(); } diff --git a/drivers/s390/net/lcs.h b/drivers/s390/net/lcs.h index 6d66864..8c03392 100644 --- a/drivers/s390/net/lcs.h +++ b/drivers/s390/net/lcs.h @@ -36,6 +36,24 @@ static inline int lcs_dbf_passes(debug_info_t *dbf_grp, int level) #define CARD_FROM_DEV(cdev) \ (struct lcs_card *) dev_get_drvdata( \ &((struct ccwgroup_device *)dev_get_drvdata(&cdev->dev))->dev); + +/** + * Enum for classifying detected devices. + */ +enum lcs_channel_types { + /* Device is not a channel */ + lcs_channel_type_none, + + /* Device is a 2216 channel */ + lcs_channel_type_parallel, + + /* Device is a 2216 channel */ + lcs_channel_type_2216, + + /* Device is a OSA2 card */ + lcs_channel_type_osa2 +}; + /** * CCW commands used in this driver */ |