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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6

Browse source 
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1815 commits)
  mac80211: fix reorder buffer release
  iwmc3200wifi: Enable wimax core through module parameter
  iwmc3200wifi: Add wifi-wimax coexistence mode as a module parameter
  iwmc3200wifi: Coex table command does not expect a response
  iwmc3200wifi: Update wiwi priority table
  iwlwifi: driver version track kernel version
  iwlwifi: indicate uCode type when fail dump error/event log
  iwl3945: remove duplicated event logging code
  b43: fix two warnings
  ipw2100: fix rebooting hang with driver loaded
  cfg80211: indent regulatory messages with spaces
  iwmc3200wifi: fix NULL pointer dereference in pmkid update
  mac80211: Fix TX status reporting for injected data frames
  ath9k: enable 2GHz band only if the device supports it
  airo: Fix integer overflow warning
  rt2x00: Fix padding bug on L2PAD devices.
  WE: Fix set events not propagated
  b43legacy: avoid PPC fault during resume
  b43: avoid PPC fault during resume
  tcp: fix a timewait refcnt race
  ...

Fix up conflicts due to sysctl cleanups (dead sysctl_check code and
CTL_UNNUMBERED removed) in
	kernel/sysctl_check.c
	net/ipv4/sysctl_net_ipv4.c
	net/ipv6/addrconf.c
	net/sctp/sysctl.c
This commit is contained in:
Linus Torvalds 2009-12-08 07:55:01 -08:00
commit d7fc02c7ba
1394 changed files with 113445 additions and 70680 deletions
Download patch file Download diff file Expand all files Collapse all files

6
drivers/s390/net/Makefile
View file

@ -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

82
drivers/s390/net/claw.c
View file

@ -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 const 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;
}

12
drivers/s390/net/claw.h
View file

@ -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 *
* *

1
drivers/s390/net/ctcm_fsms.c
View file

@ -44,7 +44,6 @@
#include <asm/idals.h>
#include "fsm.h"
#include "cu3088.h"
#include "ctcm_dbug.h"
#include "ctcm_main.h"

1
drivers/s390/net/ctcm_fsms.h
View file

@ -39,7 +39,6 @@
#include <asm/idals.h>
#include "fsm.h"
#include "cu3088.h"
#include "ctcm_main.h"
/*

168
drivers/s390/net/ctcm_main.c
View file

@ -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;
}
@ -1525,16 +1529,21 @@ 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;
struct ccw_device *cdev1;
struct channel *readc;
struct channel *writec;
int ret;
int result;
priv = dev_get_drvdata(&cgdev->dev);
if (!priv)
return -ENODEV;
if (!priv) {
result = -ENODEV;
goto out_err_result;
}
cdev0 = cgdev->cdev[0];
cdev1 = cgdev->cdev[1];
@ -1545,31 +1554,40 @@ static int ctcm_new_device(struct ccwgroup_device *cgdev)
snprintf(write_id, CTCM_ID_SIZE, "ch-%s", dev_name(&cdev1->dev));
ret = add_channel(cdev0, type, priv);
if (ret)
return ret;
if (ret) {
result = ret;
goto out_err_result;
}
ret = add_channel(cdev1, type, priv);
if (ret)
return ret;
if (ret) {
result = ret;
goto out_remove_channel1;
}
ret = ccw_device_set_online(cdev0);
if (ret != 0) {
/* may be ok to fail now - can be done later */
CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
"%s(%s) set_online rc=%d",
CTCM_FUNTAIL, read_id, ret);
result = -EIO;
goto out_remove_channel2;
}
ret = ccw_device_set_online(cdev1);
if (ret != 0) {
/* may be ok to fail now - can be done later */
CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE,
"%s(%s) set_online rc=%d",
CTCM_FUNTAIL, write_id, ret);
result = -EIO;
goto out_ccw1;
}
dev = ctcm_init_netdevice(priv);
if (dev == NULL)
goto out;
if (dev == NULL) {
result = -ENODEV;
goto out_ccw2;
}
for (direction = READ; direction <= WRITE; direction++) {
priv->channel[direction] =
@ -1587,12 +1605,14 @@ static int ctcm_new_device(struct ccwgroup_device *cgdev)
/* sysfs magic */
SET_NETDEV_DEV(dev, &cgdev->dev);
if (register_netdev(dev))
goto out_dev;
if (register_netdev(dev)) {
result = -ENODEV;
goto out_dev;
}
if (ctcm_add_attributes(&cgdev->dev)) {
unregister_netdev(dev);
goto out_dev;
result = -ENODEV;
goto out_unregister;
}
strlcpy(priv->fsm->name, dev->name, sizeof(priv->fsm->name));
@ -1608,13 +1628,22 @@ static int ctcm_new_device(struct ccwgroup_device *cgdev)
priv->channel[WRITE]->id, priv->protocol);
return 0;
out_unregister:
unregister_netdev(dev);
out_dev:
ctcm_free_netdevice(dev);
out:
out_ccw2:
ccw_device_set_offline(cgdev->cdev[1]);
out_ccw1:
ccw_device_set_offline(cgdev->cdev[0]);
return -ENODEV;
out_remove_channel2:
readc = channel_get(type, read_id, READ);
channel_remove(readc);
out_remove_channel1:
writec = channel_get(type, write_id, WRITE);
channel_remove(writec);
out_err_result:
return result;
}
/**
@ -1695,6 +1724,11 @@ static int ctcm_pm_suspend(struct ccwgroup_device *gdev)
return 0;
netif_device_detach(priv->channel[READ]->netdev);
ctcm_close(priv->channel[READ]->netdev);
if (!wait_event_timeout(priv->fsm->wait_q,
fsm_getstate(priv->fsm) == DEV_STATE_STOPPED, CTCM_TIME_5_SEC)) {
netif_device_attach(priv->channel[READ]->netdev);
return -EBUSY;
}
ccw_device_set_offline(gdev->cdev[1]);
ccw_device_set_offline(gdev->cdev[0]);
return 0;
@ -1719,6 +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,
@ -1733,6 +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 const struct attribute_group *ctcm_group_attr_groups[] = {
&ctcm_group_attr_group,
NULL,
};
/*
* Module related routines
@ -1746,7 +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");
}
@ -1772,17 +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;
}

20
drivers/s390/net/ctcm_main.h
View file

@ -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
*/

1
drivers/s390/net/ctcm_mpc.c
View file

@ -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"

11
drivers/s390/net/ctcm_sysfs.c
View file

@ -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);

148
drivers/s390/net/cu3088.c
View file

@ -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 <[email protected]>");
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);

41
drivers/s390/net/cu3088.h
View file

@ -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

1
drivers/s390/net/fsm.c
View file

@ -27,6 +27,7 @@ init_fsm(char *name, const char **state_names, const char **event_names, int nr_
return NULL;
}
strlcpy(this->name, name, sizeof(this->name));
init_waitqueue_head(&this->wait_q);
f = kzalloc(sizeof(fsm), order);
if (f == NULL) {

2
drivers/s390/net/fsm.h
View file

@ -66,6 +66,7 @@ typedef struct fsm_instance_t {
char name[16];
void *userdata;
int userint;
wait_queue_head_t wait_q;
#if FSM_DEBUG_HISTORY
int history_index;
int history_size;
@ -197,6 +198,7 @@ fsm_newstate(fsm_instance *fi, int newstate)
printk(KERN_DEBUG "fsm(%s): New state %s\n", fi->name,
fi->f->state_names[newstate]);
#endif
wake_up(&fi->wait_q);
}
/**

115
drivers/s390/net/lcs.c
View file

@ -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;
@ -889,7 +893,7 @@ lcs_send_lancmd(struct lcs_card *card, struct lcs_buffer *buffer,
rc = lcs_ready_buffer(&card->write, buffer);
if (rc)
return rc;
init_timer(&timer);
init_timer_on_stack(&timer);
timer.function = lcs_lancmd_timeout;
timer.data = (unsigned long) reply;
timer.expires = jiffies + HZ*card->lancmd_timeout;
@ -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);
@ -2130,8 +2143,12 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
card->write.ccwdev = ccwgdev->cdev[1];
recover_state = card->state;
ccw_device_set_online(card->read.ccwdev);
ccw_device_set_online(card->write.ccwdev);
rc = ccw_device_set_online(card->read.ccwdev);
if (rc)
goto out_err;
rc = ccw_device_set_online(card->write.ccwdev);
if (rc)
goto out_werr;
LCS_DBF_TEXT(3, setup, "lcsnewdv");
@ -2210,8 +2227,10 @@ netdev_out:
return 0;
out:
ccw_device_set_offline(card->read.ccwdev);
ccw_device_set_offline(card->write.ccwdev);
out_werr:
ccw_device_set_offline(card->read.ccwdev);
out_err:
return -ENODEV;
}
@ -2364,6 +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
*/
@ -2383,6 +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 const struct attribute_group *lcs_group_attr_groups[] = {
&lcs_group_attr_group,
NULL,
};
/**
* LCS Module/Kernel initialization function
*/
@ -2394,17 +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;
}
@ -2416,7 +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();
}

18
drivers/s390/net/lcs.h
View file

@ -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
*/

4
drivers/s390/net/netiucv.c
View file

@ -741,13 +741,13 @@ static void conn_action_txdone(fsm_instance *fi, int event, void *arg)
if (single_flag) {
if ((skb = skb_dequeue(&conn->commit_queue))) {
atomic_dec(&skb->users);
dev_kfree_skb_any(skb);
if (privptr) {
privptr->stats.tx_packets++;
privptr->stats.tx_bytes +=
(skb->len - NETIUCV_HDRLEN
- NETIUCV_HDRLEN);
- NETIUCV_HDRLEN);
}
dev_kfree_skb_any(skb);
}
}
conn->tx_buff->data = conn->tx_buff->head;

8
drivers/s390/net/qeth_core.h
View file

@ -122,7 +122,6 @@ struct qeth_perf_stats {
__u64 outbound_do_qdio_start_time;
unsigned int outbound_do_qdio_cnt;
unsigned int outbound_do_qdio_time;
/* eddp data */
unsigned int large_send_bytes;
unsigned int large_send_cnt;
unsigned int sg_skbs_sent;
@ -135,6 +134,7 @@ struct qeth_perf_stats {
unsigned int sg_frags_rx;
unsigned int sg_alloc_page_rx;
unsigned int tx_csum;
unsigned int tx_lin;
};
/* Routing stuff */
@ -648,6 +648,7 @@ struct qeth_card_options {
enum qeth_large_send_types large_send;
int performance_stats;
int rx_sg_cb;
enum qeth_ipa_isolation_modes isolation;
};
/*
@ -776,7 +777,6 @@ static inline void qeth_put_buffer_pool_entry(struct qeth_card *card,
list_add_tail(&entry->list, &card->qdio.in_buf_pool.entry_list);
}
struct qeth_eddp_context;
extern struct ccwgroup_driver qeth_l2_ccwgroup_driver;
extern struct ccwgroup_driver qeth_l3_ccwgroup_driver;
const char *qeth_get_cardname_short(struct qeth_card *);
@ -836,7 +836,6 @@ void qeth_prepare_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, char);
struct qeth_cmd_buffer *qeth_wait_for_buffer(struct qeth_channel *);
int qeth_mdio_read(struct net_device *, int, int);
int qeth_snmp_command(struct qeth_card *, char __user *);
int qeth_set_large_send(struct qeth_card *, enum qeth_large_send_types);
struct qeth_cmd_buffer *qeth_get_adapter_cmd(struct qeth_card *, __u32, __u32);
int qeth_default_setadapterparms_cb(struct qeth_card *, struct qeth_reply *,
unsigned long);
@ -849,13 +848,14 @@ int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *,
struct sk_buff *, struct qeth_hdr *, int, int, int);
int qeth_do_send_packet(struct qeth_card *, struct qeth_qdio_out_q *,
struct sk_buff *, struct qeth_hdr *, int);
int qeth_core_get_stats_count(struct net_device *);
int qeth_core_get_sset_count(struct net_device *, int);
void qeth_core_get_ethtool_stats(struct net_device *,
struct ethtool_stats *, u64 *);
void qeth_core_get_strings(struct net_device *, u32, u8 *);
void qeth_core_get_drvinfo(struct net_device *, struct ethtool_drvinfo *);
void qeth_dbf_longtext(enum qeth_dbf_names dbf_nix, int level, char *text, ...);
int qeth_core_ethtool_get_settings(struct net_device *, struct ethtool_cmd *);
int qeth_set_access_ctrl_online(struct qeth_card *card);
/* exports for OSN */
int qeth_osn_assist(struct net_device *, void *, int);

225
drivers/s390/net/qeth_core_main.c
View file

@ -270,41 +270,6 @@ int qeth_realloc_buffer_pool(struct qeth_card *card, int bufcnt)
return qeth_alloc_buffer_pool(card);
}
int qeth_set_large_send(struct qeth_card *card,
enum qeth_large_send_types type)
{
int rc = 0;
if (card->dev == NULL) {
card->options.large_send = type;
return 0;
}
if (card->state == CARD_STATE_UP)
netif_tx_disable(card->dev);
card->options.large_send = type;
switch (card->options.large_send) {
case QETH_LARGE_SEND_TSO:
if (qeth_is_supported(card, IPA_OUTBOUND_TSO)) {
card->dev->features |= NETIF_F_TSO | NETIF_F_SG |
NETIF_F_HW_CSUM;
} else {
card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG |
NETIF_F_HW_CSUM);
card->options.large_send = QETH_LARGE_SEND_NO;
rc = -EOPNOTSUPP;
}
break;
default: /* includes QETH_LARGE_SEND_NO */
card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG |
NETIF_F_HW_CSUM);
break;
}
if (card->state == CARD_STATE_UP)
netif_wake_queue(card->dev);
return rc;
}
EXPORT_SYMBOL_GPL(qeth_set_large_send);
static int qeth_issue_next_read(struct qeth_card *card)
{
int rc;
@ -1079,6 +1044,7 @@ static void qeth_set_intial_options(struct qeth_card *card)
card->options.add_hhlen = DEFAULT_ADD_HHLEN;
card->options.performance_stats = 0;
card->options.rx_sg_cb = QETH_RX_SG_CB;
card->options.isolation = ISOLATION_MODE_NONE;
}
static int qeth_do_start_thread(struct qeth_card *card, unsigned long thread)
@ -3389,6 +3355,156 @@ int qeth_setadpparms_change_macaddr(struct qeth_card *card)
}
EXPORT_SYMBOL_GPL(qeth_setadpparms_change_macaddr);
static int qeth_setadpparms_set_access_ctrl_cb(struct qeth_card *card,
struct qeth_reply *reply, unsigned long data)
{
struct qeth_ipa_cmd *cmd;
struct qeth_set_access_ctrl *access_ctrl_req;
int rc;
QETH_DBF_TEXT(TRACE, 4, "setaccb");
cmd = (struct qeth_ipa_cmd *) data;
access_ctrl_req = &cmd->data.setadapterparms.data.set_access_ctrl;
QETH_DBF_TEXT_(SETUP, 2, "setaccb");
QETH_DBF_TEXT_(SETUP, 2, "%s", card->gdev->dev.kobj.name);
QETH_DBF_TEXT_(SETUP, 2, "rc=%d",
cmd->data.setadapterparms.hdr.return_code);
switch (cmd->data.setadapterparms.hdr.return_code) {
case SET_ACCESS_CTRL_RC_SUCCESS:
case SET_ACCESS_CTRL_RC_ALREADY_NOT_ISOLATED:
case SET_ACCESS_CTRL_RC_ALREADY_ISOLATED:
{
card->options.isolation = access_ctrl_req->subcmd_code;
if (card->options.isolation == ISOLATION_MODE_NONE) {
dev_info(&card->gdev->dev,
"QDIO data connection isolation is deactivated\n");
} else {
dev_info(&card->gdev->dev,
"QDIO data connection isolation is activated\n");
}
QETH_DBF_MESSAGE(3, "OK:SET_ACCESS_CTRL(%s, %d)==%d\n",
card->gdev->dev.kobj.name,
access_ctrl_req->subcmd_code,
cmd->data.setadapterparms.hdr.return_code);
rc = 0;
break;
}
case SET_ACCESS_CTRL_RC_NOT_SUPPORTED:
{
QETH_DBF_MESSAGE(3, "ERR:SET_ACCESS_CTRL(%s,%d)==%d\n",
card->gdev->dev.kobj.name,
access_ctrl_req->subcmd_code,
cmd->data.setadapterparms.hdr.return_code);
dev_err(&card->gdev->dev, "Adapter does not "
"support QDIO data connection isolation\n");
/* ensure isolation mode is "none" */
card->options.isolation = ISOLATION_MODE_NONE;
rc = -EOPNOTSUPP;
break;
}
case SET_ACCESS_CTRL_RC_NONE_SHARED_ADAPTER:
{
QETH_DBF_MESSAGE(3, "ERR:SET_ACCESS_MODE(%s,%d)==%d\n",
card->gdev->dev.kobj.name,
access_ctrl_req->subcmd_code,
cmd->data.setadapterparms.hdr.return_code);
dev_err(&card->gdev->dev,
"Adapter is dedicated. "
"QDIO data connection isolation not supported\n");
/* ensure isolation mode is "none" */
card->options.isolation = ISOLATION_MODE_NONE;
rc = -EOPNOTSUPP;
break;
}
case SET_ACCESS_CTRL_RC_ACTIVE_CHECKSUM_OFF:
{
QETH_DBF_MESSAGE(3, "ERR:SET_ACCESS_MODE(%s,%d)==%d\n",
card->gdev->dev.kobj.name,
access_ctrl_req->subcmd_code,
cmd->data.setadapterparms.hdr.return_code);
dev_err(&card->gdev->dev,
"TSO does not permit QDIO data connection isolation\n");
/* ensure isolation mode is "none" */
card->options.isolation = ISOLATION_MODE_NONE;
rc = -EPERM;
break;
}
default:
{
/* this should never happen */
QETH_DBF_MESSAGE(3, "ERR:SET_ACCESS_MODE(%s,%d)==%d"
"==UNKNOWN\n",
card->gdev->dev.kobj.name,
access_ctrl_req->subcmd_code,
cmd->data.setadapterparms.hdr.return_code);
/* ensure isolation mode is "none" */
card->options.isolation = ISOLATION_MODE_NONE;
rc = 0;
break;
}
}
qeth_default_setadapterparms_cb(card, reply, (unsigned long) cmd);
return rc;
}
static int qeth_setadpparms_set_access_ctrl(struct qeth_card *card,
enum qeth_ipa_isolation_modes isolation)
{
int rc;
struct qeth_cmd_buffer *iob;
struct qeth_ipa_cmd *cmd;
struct qeth_set_access_ctrl *access_ctrl_req;
QETH_DBF_TEXT(TRACE, 4, "setacctl");
QETH_DBF_TEXT_(SETUP, 2, "setacctl");
QETH_DBF_TEXT_(SETUP, 2, "%s", card->gdev->dev.kobj.name);
iob = qeth_get_adapter_cmd(card, IPA_SETADP_SET_ACCESS_CONTROL,
sizeof(struct qeth_ipacmd_setadpparms_hdr) +
sizeof(struct qeth_set_access_ctrl));
cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
access_ctrl_req = &cmd->data.setadapterparms.data.set_access_ctrl;
access_ctrl_req->subcmd_code = isolation;
rc = qeth_send_ipa_cmd(card, iob, qeth_setadpparms_set_access_ctrl_cb,
NULL);
QETH_DBF_TEXT_(SETUP, 2, "rc=%d", rc);
return rc;
}
int qeth_set_access_ctrl_online(struct qeth_card *card)
{
int rc = 0;
QETH_DBF_TEXT(TRACE, 4, "setactlo");
if (card->info.type == QETH_CARD_TYPE_OSAE &&
qeth_adp_supported(card, IPA_SETADP_SET_ACCESS_CONTROL)) {
rc = qeth_setadpparms_set_access_ctrl(card,
card->options.isolation);
if (rc) {
QETH_DBF_MESSAGE(3,
"IPA(SET_ACCESS_CTRL,%s,%d) sent failed",
card->gdev->dev.kobj.name,
rc);
}
} else if (card->options.isolation != ISOLATION_MODE_NONE) {
card->options.isolation = ISOLATION_MODE_NONE;
dev_err(&card->gdev->dev, "Adapter does not "
"support QDIO data connection isolation\n");
rc = -EOPNOTSUPP;
}
return rc;
}
EXPORT_SYMBOL_GPL(qeth_set_access_ctrl_online);
void qeth_tx_timeout(struct net_device *dev)
{
struct qeth_card *card;
@ -3732,30 +3848,36 @@ static int qeth_core_driver_group(const char *buf, struct device *root_dev,
int qeth_core_hardsetup_card(struct qeth_card *card)
{
struct qdio_ssqd_desc *ssqd;
int retries = 3;
int retries = 0;
int mpno = 0;
int rc;
QETH_DBF_TEXT(SETUP, 2, "hrdsetup");
atomic_set(&card->force_alloc_skb, 0);
retry:
if (retries < 3) {
if (retries)
QETH_DBF_MESSAGE(2, "%s Retrying to do IDX activates.\n",
dev_name(&card->gdev->dev));
ccw_device_set_offline(CARD_DDEV(card));
ccw_device_set_offline(CARD_WDEV(card));
ccw_device_set_offline(CARD_RDEV(card));
ccw_device_set_online(CARD_RDEV(card));
ccw_device_set_online(CARD_WDEV(card));
ccw_device_set_online(CARD_DDEV(card));
}
ccw_device_set_offline(CARD_DDEV(card));
ccw_device_set_offline(CARD_WDEV(card));
ccw_device_set_offline(CARD_RDEV(card));
rc = ccw_device_set_online(CARD_RDEV(card));
if (rc)
goto retriable;
rc = ccw_device_set_online(CARD_WDEV(card));
if (rc)
goto retriable;
rc = ccw_device_set_online(CARD_DDEV(card));
if (rc)
goto retriable;
rc = qeth_qdio_clear_card(card, card->info.type != QETH_CARD_TYPE_IQD);
retriable:
if (rc == -ERESTARTSYS) {
QETH_DBF_TEXT(SETUP, 2, "break1");
return rc;
} else if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
if (--retries < 0)
if (++retries > 3)
goto out;
else
goto retry;
@ -4303,13 +4425,19 @@ static struct {
{"tx do_QDIO time"},
{"tx do_QDIO count"},
{"tx csum"},
{"tx lin"},
};
int qeth_core_get_stats_count(struct net_device *dev)
int qeth_core_get_sset_count(struct net_device *dev, int stringset)
{
return (sizeof(qeth_ethtool_stats_keys) / ETH_GSTRING_LEN);
switch (stringset) {
case ETH_SS_STATS:
return (sizeof(qeth_ethtool_stats_keys) / ETH_GSTRING_LEN);
default:
return -EINVAL;
}
}
EXPORT_SYMBOL_GPL(qeth_core_get_stats_count);
EXPORT_SYMBOL_GPL(qeth_core_get_sset_count);
void qeth_core_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *stats, u64 *data)
@ -4355,6 +4483,7 @@ void qeth_core_get_ethtool_stats(struct net_device *dev,
data[31] = card->perf_stats.outbound_do_qdio_time;
data[32] = card->perf_stats.outbound_do_qdio_cnt;
data[33] = card->perf_stats.tx_csum;
data[34] = card->perf_stats.tx_lin;
}
EXPORT_SYMBOL_GPL(qeth_core_get_ethtool_stats);

45
drivers/s390/net/qeth_core_mpc.h
View file

@ -234,18 +234,19 @@ enum qeth_ipa_setdelip_flags {
/* SETADAPTER IPA Command: ****************************************************/
enum qeth_ipa_setadp_cmd {
IPA_SETADP_QUERY_COMMANDS_SUPPORTED = 0x0001,
IPA_SETADP_ALTER_MAC_ADDRESS = 0x0002,
IPA_SETADP_ADD_DELETE_GROUP_ADDRESS = 0x0004,
IPA_SETADP_ADD_DELETE_FUNCTIONAL_ADDR = 0x0008,
IPA_SETADP_SET_ADDRESSING_MODE = 0x0010,
IPA_SETADP_SET_CONFIG_PARMS = 0x0020,
IPA_SETADP_SET_CONFIG_PARMS_EXTENDED = 0x0040,
IPA_SETADP_SET_BROADCAST_MODE = 0x0080,
IPA_SETADP_SEND_OSA_MESSAGE = 0x0100,
IPA_SETADP_SET_SNMP_CONTROL = 0x0200,
IPA_SETADP_QUERY_CARD_INFO = 0x0400,
IPA_SETADP_SET_PROMISC_MODE = 0x0800,
IPA_SETADP_QUERY_COMMANDS_SUPPORTED = 0x00000001L,
IPA_SETADP_ALTER_MAC_ADDRESS = 0x00000002L,
IPA_SETADP_ADD_DELETE_GROUP_ADDRESS = 0x00000004L,
IPA_SETADP_ADD_DELETE_FUNCTIONAL_ADDR = 0x00000008L,
IPA_SETADP_SET_ADDRESSING_MODE = 0x00000010L,
IPA_SETADP_SET_CONFIG_PARMS = 0x00000020L,
IPA_SETADP_SET_CONFIG_PARMS_EXTENDED = 0x00000040L,
IPA_SETADP_SET_BROADCAST_MODE = 0x00000080L,
IPA_SETADP_SEND_OSA_MESSAGE = 0x00000100L,
IPA_SETADP_SET_SNMP_CONTROL = 0x00000200L,
IPA_SETADP_QUERY_CARD_INFO = 0x00000400L,
IPA_SETADP_SET_PROMISC_MODE = 0x00000800L,
IPA_SETADP_SET_ACCESS_CONTROL = 0x00010000L,
};
enum qeth_ipa_mac_ops {
CHANGE_ADDR_READ_MAC = 0,
@ -264,6 +265,20 @@ enum qeth_ipa_promisc_modes {
SET_PROMISC_MODE_OFF = 0,
SET_PROMISC_MODE_ON = 1,
};
enum qeth_ipa_isolation_modes {
ISOLATION_MODE_NONE = 0x00000000L,
ISOLATION_MODE_FWD = 0x00000001L,
ISOLATION_MODE_DROP = 0x00000002L,
};
enum qeth_ipa_set_access_mode_rc {
SET_ACCESS_CTRL_RC_SUCCESS = 0x0000,
SET_ACCESS_CTRL_RC_NOT_SUPPORTED = 0x0004,
SET_ACCESS_CTRL_RC_ALREADY_NOT_ISOLATED = 0x0008,
SET_ACCESS_CTRL_RC_ALREADY_ISOLATED = 0x0010,
SET_ACCESS_CTRL_RC_NONE_SHARED_ADAPTER = 0x0014,
SET_ACCESS_CTRL_RC_ACTIVE_CHECKSUM_OFF = 0x0018,
};
/* (SET)DELIP(M) IPA stuff ***************************************************/
struct qeth_ipacmd_setdelip4 {
@ -376,6 +391,11 @@ struct qeth_snmp_ureq {
struct qeth_snmp_cmd cmd;
} __attribute__((packed));
/* SET_ACCESS_CONTROL: same format for request and reply */
struct qeth_set_access_ctrl {
__u32 subcmd_code;
} __attribute__((packed));
struct qeth_ipacmd_setadpparms_hdr {
__u32 supp_hw_cmds;
__u32 reserved1;
@ -394,6 +414,7 @@ struct qeth_ipacmd_setadpparms {
struct qeth_query_cmds_supp query_cmds_supp;
struct qeth_change_addr change_addr;
struct qeth_snmp_cmd snmp;
struct qeth_set_access_ctrl set_access_ctrl;
__u32 mode;
} data;
} __attribute__ ((packed));

85
drivers/s390/net/qeth_core_sys.c
View file

@ -416,7 +416,11 @@ static ssize_t qeth_dev_layer2_store(struct device *dev,
static DEVICE_ATTR(layer2, 0644, qeth_dev_layer2_show,
qeth_dev_layer2_store);
static ssize_t qeth_dev_large_send_show(struct device *dev,
#define ATTR_QETH_ISOLATION_NONE ("none")
#define ATTR_QETH_ISOLATION_FWD ("forward")
#define ATTR_QETH_ISOLATION_DROP ("drop")
static ssize_t qeth_dev_isolation_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev_get_drvdata(dev);
@ -424,44 +428,69 @@ static ssize_t qeth_dev_large_send_show(struct device *dev,
if (!card)
return -EINVAL;
switch (card->options.large_send) {
case QETH_LARGE_SEND_NO:
return sprintf(buf, "%s\n", "no");
case QETH_LARGE_SEND_TSO:
return sprintf(buf, "%s\n", "TSO");
switch (card->options.isolation) {
case ISOLATION_MODE_NONE:
return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_NONE);
case ISOLATION_MODE_FWD:
return snprintf(buf, 9, "%s\n", ATTR_QETH_ISOLATION_FWD);
case ISOLATION_MODE_DROP:
return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_DROP);
default:
return sprintf(buf, "%s\n", "N/A");
return snprintf(buf, 5, "%s\n", "N/A");
}
}
static ssize_t qeth_dev_large_send_store(struct device *dev,
static ssize_t qeth_dev_isolation_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev_get_drvdata(dev);
enum qeth_large_send_types type;
enum qeth_ipa_isolation_modes isolation;
int rc = 0;
char *tmp;
char *tmp, *curtoken;
curtoken = (char *) buf;
if (!card)
return -EINVAL;
tmp = strsep((char **) &buf, "\n");
if (!strcmp(tmp, "no")) {
type = QETH_LARGE_SEND_NO;
} else if (!strcmp(tmp, "TSO")) {
type = QETH_LARGE_SEND_TSO;
} else {
return -EINVAL;
if (!card) {
rc = -EINVAL;
goto out;
}
if (card->options.large_send == type)
return count;
rc = qeth_set_large_send(card, type);
if (rc)
return rc;
return count;
/* check for unknown, too, in case we do not yet know who we are */
if (card->info.type != QETH_CARD_TYPE_OSAE &&
card->info.type != QETH_CARD_TYPE_UNKNOWN) {
rc = -EOPNOTSUPP;
dev_err(&card->gdev->dev, "Adapter does not "
"support QDIO data connection isolation\n");
goto out;
}
/* parse input into isolation mode */
tmp = strsep(&curtoken, "\n");
if (!strcmp(tmp, ATTR_QETH_ISOLATION_NONE)) {
isolation = ISOLATION_MODE_NONE;
} else if (!strcmp(tmp, ATTR_QETH_ISOLATION_FWD)) {
isolation = ISOLATION_MODE_FWD;
} else if (!strcmp(tmp, ATTR_QETH_ISOLATION_DROP)) {
isolation = ISOLATION_MODE_DROP;
} else {
rc = -EINVAL;
goto out;
}
rc = count;
/* defer IP assist if device is offline (until discipline->set_online)*/
card->options.isolation = isolation;
if (card->state == CARD_STATE_SOFTSETUP ||
card->state == CARD_STATE_UP) {
int ipa_rc = qeth_set_access_ctrl_online(card);
if (ipa_rc != 0)
rc = ipa_rc;
}
out:
return rc;
}
static DEVICE_ATTR(large_send, 0644, qeth_dev_large_send_show,
qeth_dev_large_send_store);
static DEVICE_ATTR(isolation, 0644, qeth_dev_isolation_show,
qeth_dev_isolation_store);
static ssize_t qeth_dev_blkt_show(char *buf, struct qeth_card *card, int value)
{
@ -582,7 +611,7 @@ static struct attribute *qeth_device_attrs[] = {
&dev_attr_recover.attr,
&dev_attr_performance_stats.attr,
&dev_attr_layer2.attr,
&dev_attr_large_send.attr,
&dev_attr_isolation.attr,
NULL,
};

33
drivers/s390/net/qeth_l2_main.c
View file

@ -866,7 +866,7 @@ static const struct ethtool_ops qeth_l2_ethtool_ops = {
.get_link = ethtool_op_get_link,
.get_strings = qeth_core_get_strings,
.get_ethtool_stats = qeth_core_get_ethtool_stats,
.get_stats_count = qeth_core_get_stats_count,
.get_sset_count = qeth_core_get_sset_count,
.get_drvinfo = qeth_core_get_drvinfo,
.get_settings = qeth_core_ethtool_get_settings,
};
@ -874,7 +874,7 @@ static const struct ethtool_ops qeth_l2_ethtool_ops = {
static const struct ethtool_ops qeth_l2_osn_ops = {
.get_strings = qeth_core_get_strings,
.get_ethtool_stats = qeth_core_get_ethtool_stats,
.get_stats_count = qeth_core_get_stats_count,
.get_sset_count = qeth_core_get_sset_count,
.get_drvinfo = qeth_core_get_drvinfo,
};
@ -940,30 +940,17 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
qeth_set_allowed_threads(card, QETH_RECOVER_THREAD, 1);
recover_flag = card->state;
rc = ccw_device_set_online(CARD_RDEV(card));
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
return -EIO;
}
rc = ccw_device_set_online(CARD_WDEV(card));
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
return -EIO;
}
rc = ccw_device_set_online(CARD_DDEV(card));
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
return -EIO;
}
rc = qeth_core_hardsetup_card(card);
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "2err%d", rc);
rc = -ENODEV;
goto out_remove;
}
if (!card->dev && qeth_l2_setup_netdev(card))
if (!card->dev && qeth_l2_setup_netdev(card)) {
rc = -ENODEV;
goto out_remove;
}
if (card->info.type != QETH_CARD_TYPE_OSN)
qeth_l2_send_setmac(card, &card->dev->dev_addr[0]);
@ -983,12 +970,14 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
card->lan_online = 0;
return 0;
}
rc = -ENODEV;
goto out_remove;
} else
card->lan_online = 1;
if (card->info.type != QETH_CARD_TYPE_OSN) {
qeth_set_large_send(card, card->options.large_send);
/* configure isolation level */
qeth_set_access_ctrl_online(card);
qeth_l2_process_vlans(card, 0);
}
@ -997,6 +986,7 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
rc = qeth_init_qdio_queues(card);
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "6err%d", rc);
rc = -ENODEV;
goto out_remove;
}
card->state = CARD_STATE_SOFTSETUP;
@ -1018,6 +1008,7 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
/* let user_space know that device is online */
kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE);
return 0;
out_remove:
card->use_hard_stop = 1;
qeth_l2_stop_card(card, 0);
@ -1028,7 +1019,7 @@ out_remove:
card->state = CARD_STATE_RECOVER;
else
card->state = CARD_STATE_DOWN;
return -ENODEV;
return rc;
}
static int qeth_l2_set_online(struct ccwgroup_device *gdev)

2
drivers/s390/net/qeth_l3.h
View file

@ -60,5 +60,7 @@ void qeth_l3_del_vipa(struct qeth_card *, enum qeth_prot_versions, const u8 *);
int qeth_l3_add_rxip(struct qeth_card *, enum qeth_prot_versions, const u8 *);
void qeth_l3_del_rxip(struct qeth_card *card, enum qeth_prot_versions,
const u8 *);
int qeth_l3_set_large_send(struct qeth_card *, enum qeth_large_send_types);
int qeth_l3_set_rx_csum(struct qeth_card *, enum qeth_checksum_types);
#endif /* __QETH_L3_H__ */

144
drivers/s390/net/qeth_l3_main.c
View file

@ -41,6 +41,32 @@ static int qeth_l3_deregister_addr_entry(struct qeth_card *,
static int __qeth_l3_set_online(struct ccwgroup_device *, int);
static int __qeth_l3_set_offline(struct ccwgroup_device *, int);
int qeth_l3_set_large_send(struct qeth_card *card,
enum qeth_large_send_types type)
{
int rc = 0;
card->options.large_send = type;
if (card->dev == NULL)
return 0;
if (card->options.large_send == QETH_LARGE_SEND_TSO) {
if (qeth_is_supported(card, IPA_OUTBOUND_TSO)) {
card->dev->features |= NETIF_F_TSO | NETIF_F_SG |
NETIF_F_HW_CSUM;
} else {
card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG |
NETIF_F_HW_CSUM);
card->options.large_send = QETH_LARGE_SEND_NO;
rc = -EOPNOTSUPP;
}
} else {
card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG |
NETIF_F_HW_CSUM);
card->options.large_send = QETH_LARGE_SEND_NO;
}
return rc;
}
static int qeth_l3_isxdigit(char *buf)
{
@ -1439,6 +1465,35 @@ static int qeth_l3_send_checksum_command(struct qeth_card *card)
return 0;
}
int qeth_l3_set_rx_csum(struct qeth_card *card,
enum qeth_checksum_types csum_type)
{
int rc = 0;
if (card->options.checksum_type == HW_CHECKSUMMING) {
if ((csum_type != HW_CHECKSUMMING) &&
(card->state != CARD_STATE_DOWN)) {
rc = qeth_l3_send_simple_setassparms(card,
IPA_INBOUND_CHECKSUM, IPA_CMD_ASS_STOP, 0);
if (rc)
return -EIO;
}
} else {
if (csum_type == HW_CHECKSUMMING) {
if (card->state != CARD_STATE_DOWN) {
if (!qeth_is_supported(card,
IPA_INBOUND_CHECKSUM))
return -EPERM;
rc = qeth_l3_send_checksum_command(card);
if (rc)
return -EIO;
}
}
}
card->options.checksum_type = csum_type;
return rc;
}
static int qeth_l3_start_ipa_checksum(struct qeth_card *card)
{
int rc = 0;
@ -1506,6 +1561,8 @@ static int qeth_l3_start_ipa_tso(struct qeth_card *card)
static int qeth_l3_start_ipassists(struct qeth_card *card)
{
QETH_DBF_TEXT(TRACE, 3, "strtipas");
qeth_set_access_ctrl_online(card); /* go on*/
qeth_l3_start_ipa_arp_processing(card); /* go on*/
qeth_l3_start_ipa_ip_fragmentation(card); /* go on*/
qeth_l3_start_ipa_source_mac(card); /* go on*/
@ -2684,6 +2741,24 @@ static void qeth_tx_csum(struct sk_buff *skb)
*(__sum16 *)(skb->data + offset) = csum_fold(csum);
}
static inline int qeth_l3_tso_elements(struct sk_buff *skb)
{
unsigned long tcpd = (unsigned long)tcp_hdr(skb) +
tcp_hdr(skb)->doff * 4;
int tcpd_len = skb->len - (tcpd - (unsigned long)skb->data);
int elements = PFN_UP(tcpd + tcpd_len) - PFN_DOWN(tcpd);
elements += skb_shinfo(skb)->nr_frags;
return elements;
}
static inline int qeth_l3_tso_check(struct sk_buff *skb)
{
int len = ((unsigned long)tcp_hdr(skb) + tcp_hdr(skb)->doff * 4) -
(unsigned long)skb->data;
return (((unsigned long)skb->data & PAGE_MASK) !=
(((unsigned long)skb->data + len) & PAGE_MASK));
}
static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
int rc;
@ -2777,16 +2852,21 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* fix hardware limitation: as long as we do not have sbal
* chaining we can not send long frag lists
*/
if ((large_send == QETH_LARGE_SEND_TSO) &&
((skb_shinfo(new_skb)->nr_frags + 2) > 16)) {
if (skb_linearize(new_skb))
goto tx_drop;
if (large_send == QETH_LARGE_SEND_TSO) {
if (qeth_l3_tso_elements(new_skb) + 1 > 16) {
if (skb_linearize(new_skb))
goto tx_drop;
if (card->options.performance_stats)
card->perf_stats.tx_lin++;
}
}
if ((large_send == QETH_LARGE_SEND_TSO) &&
(cast_type == RTN_UNSPEC)) {
hdr = (struct qeth_hdr *)skb_push(new_skb,
sizeof(struct qeth_hdr_tso));
if (qeth_l3_tso_check(new_skb))
QETH_DBF_MESSAGE(2, "tso skb misaligned\n");
memset(hdr, 0, sizeof(struct qeth_hdr_tso));
qeth_l3_fill_header(card, hdr, new_skb, ipv, cast_type);
qeth_tso_fill_header(card, hdr, new_skb);
@ -2903,46 +2983,28 @@ static u32 qeth_l3_ethtool_get_rx_csum(struct net_device *dev)
static int qeth_l3_ethtool_set_rx_csum(struct net_device *dev, u32 data)
{
struct qeth_card *card = dev->ml_priv;
enum qeth_card_states old_state;
enum qeth_checksum_types csum_type;
if ((card->state != CARD_STATE_UP) &&
(card->state != CARD_STATE_DOWN))
return -EPERM;
if (data)
csum_type = HW_CHECKSUMMING;
else
csum_type = SW_CHECKSUMMING;
if (card->options.checksum_type != csum_type) {
old_state = card->state;
if (card->state == CARD_STATE_UP)
__qeth_l3_set_offline(card->gdev, 1);
card->options.checksum_type = csum_type;
if (old_state == CARD_STATE_UP)
__qeth_l3_set_online(card->gdev, 1);
}
return 0;
return qeth_l3_set_rx_csum(card, csum_type);
}
static int qeth_l3_ethtool_set_tso(struct net_device *dev, u32 data)
{
struct qeth_card *card = dev->ml_priv;
int rc = 0;
if (data) {
if (card->options.large_send == QETH_LARGE_SEND_NO) {
if (card->info.type == QETH_CARD_TYPE_IQD)
return -EPERM;
else
card->options.large_send = QETH_LARGE_SEND_TSO;
dev->features |= NETIF_F_TSO;
}
rc = qeth_l3_set_large_send(card, QETH_LARGE_SEND_TSO);
} else {
dev->features &= ~NETIF_F_TSO;
card->options.large_send = QETH_LARGE_SEND_NO;
}
return 0;
return rc;
}
static const struct ethtool_ops qeth_l3_ethtool_ops = {
@ -2957,7 +3019,7 @@ static const struct ethtool_ops qeth_l3_ethtool_ops = {
.set_tso = qeth_l3_ethtool_set_tso,
.get_strings = qeth_core_get_strings,
.get_ethtool_stats = qeth_core_get_ethtool_stats,
.get_stats_count = qeth_core_get_stats_count,
.get_sset_count = qeth_core_get_sset_count,
.get_drvinfo = qeth_core_get_drvinfo,
.get_settings = qeth_core_ethtool_get_settings,
};
@ -3058,6 +3120,7 @@ static int qeth_l3_setup_netdev(struct qeth_card *card)
NETIF_F_HW_VLAN_RX |
NETIF_F_HW_VLAN_FILTER;
card->dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
card->dev->gso_max_size = 15 * PAGE_SIZE;
SET_NETDEV_DEV(card->dev, &card->gdev->dev);
return register_netdev(card->dev);
@ -3154,32 +3217,19 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode)
qeth_set_allowed_threads(card, QETH_RECOVER_THREAD, 1);
recover_flag = card->state;
rc = ccw_device_set_online(CARD_RDEV(card));
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
return -EIO;
}
rc = ccw_device_set_online(CARD_WDEV(card));
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
return -EIO;
}
rc = ccw_device_set_online(CARD_DDEV(card));
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
return -EIO;
}
rc = qeth_core_hardsetup_card(card);
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "2err%d", rc);
rc = -ENODEV;
goto out_remove;
}
qeth_l3_query_ipassists(card, QETH_PROT_IPV4);
if (!card->dev && qeth_l3_setup_netdev(card))
if (!card->dev && qeth_l3_setup_netdev(card)) {
rc = -ENODEV;
goto out_remove;
}
card->state = CARD_STATE_HARDSETUP;
qeth_print_status_message(card);
@ -3196,10 +3246,11 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode)
card->lan_online = 0;
return 0;
}
rc = -ENODEV;
goto out_remove;
} else
card->lan_online = 1;
qeth_set_large_send(card, card->options.large_send);
qeth_l3_set_large_send(card, card->options.large_send);
rc = qeth_l3_setadapter_parms(card);
if (rc)
@ -3218,6 +3269,7 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode)
rc = qeth_init_qdio_queues(card);
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "6err%d", rc);
rc = -ENODEV;
goto out_remove;
}
card->state = CARD_STATE_SOFTSETUP;
@ -3248,7 +3300,7 @@ out_remove:
card->state = CARD_STATE_RECOVER;
else
card->state = CARD_STATE_DOWN;
return -ENODEV;
return rc;
}
static int qeth_l3_set_online(struct ccwgroup_device *gdev)

67
drivers/s390/net/qeth_l3_sys.c
View file

@ -293,31 +293,79 @@ static ssize_t qeth_l3_dev_checksum_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev_get_drvdata(dev);
enum qeth_checksum_types csum_type;
char *tmp;
int rc;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
tmp = strsep((char **) &buf, "\n");
if (!strcmp(tmp, "sw_checksumming"))
card->options.checksum_type = SW_CHECKSUMMING;
csum_type = SW_CHECKSUMMING;
else if (!strcmp(tmp, "hw_checksumming"))
card->options.checksum_type = HW_CHECKSUMMING;
csum_type = HW_CHECKSUMMING;
else if (!strcmp(tmp, "no_checksumming"))
card->options.checksum_type = NO_CHECKSUMMING;
else {
csum_type = NO_CHECKSUMMING;
else
return -EINVAL;
}
rc = qeth_l3_set_rx_csum(card, csum_type);
if (rc)
return rc;
return count;
}
static DEVICE_ATTR(checksumming, 0644, qeth_l3_dev_checksum_show,
qeth_l3_dev_checksum_store);
static ssize_t qeth_l3_dev_large_send_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev_get_drvdata(dev);
if (!card)
return -EINVAL;
switch (card->options.large_send) {
case QETH_LARGE_SEND_NO:
return sprintf(buf, "%s\n", "no");
case QETH_LARGE_SEND_TSO:
return sprintf(buf, "%s\n", "TSO");
default:
return sprintf(buf, "%s\n", "N/A");
}
}
static ssize_t qeth_l3_dev_large_send_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev_get_drvdata(dev);
enum qeth_large_send_types type;
int rc = 0;
char *tmp;
if (!card)
return -EINVAL;
tmp = strsep((char **) &buf, "\n");
if (!strcmp(tmp, "no"))
type = QETH_LARGE_SEND_NO;
else if (!strcmp(tmp, "TSO"))
type = QETH_LARGE_SEND_TSO;
else
return -EINVAL;
if (card->options.large_send == type)
return count;
rc = qeth_l3_set_large_send(card, type);
if (rc)
return rc;
return count;
}
static DEVICE_ATTR(large_send, 0644, qeth_l3_dev_large_send_show,
qeth_l3_dev_large_send_store);
static struct attribute *qeth_l3_device_attrs[] = {
&dev_attr_route4.attr,
&dev_attr_route6.attr,
@ -325,6 +373,7 @@ static struct attribute *qeth_l3_device_attrs[] = {
&dev_attr_broadcast_mode.attr,
&dev_attr_canonical_macaddr.attr,
&dev_attr_checksumming.attr,
&dev_attr_large_send.attr,
NULL,
};