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linux/drivers/s390/net/qeth_sys.c

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/*
*
* linux/drivers/s390/net/qeth_sys.c ($Revision: 1.51 $)
*
* Linux on zSeries OSA Express and HiperSockets support
* This file contains code related to sysfs.
*
* Copyright 2000,2003 IBM Corporation
*
* Author(s): Thomas Spatzier <tspat@de.ibm.com>
* Frank Pavlic <pavlic@de.ibm.com>
*
*/
#include <linux/list.h>
#include <linux/rwsem.h>
#include <asm/ebcdic.h>
#include "qeth.h"
#include "qeth_mpc.h"
#include "qeth_fs.h"
const char *VERSION_QETH_SYS_C = "$Revision: 1.51 $";
/*****************************************************************************/
/* */
/* /sys-fs stuff UNDER DEVELOPMENT !!! */
/* */
/*****************************************************************************/
//low/high watermark
static ssize_t
qeth_dev_state_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
switch (card->state) {
case CARD_STATE_DOWN:
return sprintf(buf, "DOWN\n");
case CARD_STATE_HARDSETUP:
return sprintf(buf, "HARDSETUP\n");
case CARD_STATE_SOFTSETUP:
return sprintf(buf, "SOFTSETUP\n");
case CARD_STATE_UP:
if (card->lan_online)
return sprintf(buf, "UP (LAN ONLINE)\n");
else
return sprintf(buf, "UP (LAN OFFLINE)\n");
case CARD_STATE_RECOVER:
return sprintf(buf, "RECOVER\n");
default:
return sprintf(buf, "UNKNOWN\n");
}
}
static DEVICE_ATTR(state, 0444, qeth_dev_state_show, NULL);
static ssize_t
qeth_dev_chpid_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%02X\n", card->info.chpid);
}
static DEVICE_ATTR(chpid, 0444, qeth_dev_chpid_show, NULL);
static ssize_t
qeth_dev_if_name_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%s\n", QETH_CARD_IFNAME(card));
}
static DEVICE_ATTR(if_name, 0444, qeth_dev_if_name_show, NULL);
static ssize_t
qeth_dev_card_type_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%s\n", qeth_get_cardname_short(card));
}
static DEVICE_ATTR(card_type, 0444, qeth_dev_card_type_show, NULL);
static ssize_t
qeth_dev_portno_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%i\n", card->info.portno);
}
static ssize_t
qeth_dev_portno_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
unsigned int portno;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
portno = simple_strtoul(buf, &tmp, 16);
if ((portno < 0) || (portno > MAX_PORTNO)){
PRINT_WARN("portno 0x%X is out of range\n", portno);
return -EINVAL;
}
card->info.portno = portno;
return count;
}
static DEVICE_ATTR(portno, 0644, qeth_dev_portno_show, qeth_dev_portno_store);
static ssize_t
qeth_dev_portname_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
char portname[9] = {0, };
if (!card)
return -EINVAL;
if (card->info.portname_required) {
memcpy(portname, card->info.portname + 1, 8);
EBCASC(portname, 8);
return sprintf(buf, "%s\n", portname);
} else
return sprintf(buf, "no portname required\n");
}
static ssize_t
qeth_dev_portname_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
int i;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
tmp = strsep((char **) &buf, "\n");
if ((strlen(tmp) > 8) || (strlen(tmp) < 2))
return -EINVAL;
card->info.portname[0] = strlen(tmp);
/* for beauty reasons */
for (i = 1; i < 9; i++)
card->info.portname[i] = ' ';
strcpy(card->info.portname + 1, tmp);
ASCEBC(card->info.portname + 1, 8);
return count;
}
static DEVICE_ATTR(portname, 0644, qeth_dev_portname_show,
qeth_dev_portname_store);
static ssize_t
qeth_dev_checksum_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%s checksumming\n", qeth_get_checksum_str(card));
}
static ssize_t
qeth_dev_checksum_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
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;
else if (!strcmp(tmp, "hw_checksumming"))
card->options.checksum_type = HW_CHECKSUMMING;
else if (!strcmp(tmp, "no_checksumming"))
card->options.checksum_type = NO_CHECKSUMMING;
else {
PRINT_WARN("Unknown checksumming type '%s'\n", tmp);
return -EINVAL;
}
return count;
}
static DEVICE_ATTR(checksumming, 0644, qeth_dev_checksum_show,
qeth_dev_checksum_store);
static ssize_t
qeth_dev_prioqing_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
switch (card->qdio.do_prio_queueing) {
case QETH_PRIO_Q_ING_PREC:
return sprintf(buf, "%s\n", "by precedence");
case QETH_PRIO_Q_ING_TOS:
return sprintf(buf, "%s\n", "by type of service");
default:
return sprintf(buf, "always queue %i\n",
card->qdio.default_out_queue);
}
}
static ssize_t
qeth_dev_prioqing_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
/* check if 1920 devices are supported ,
* if though we have to permit priority queueing
*/
if (card->qdio.no_out_queues == 1) {
PRINT_WARN("Priority queueing disabled due "
"to hardware limitations!\n");
card->qdio.do_prio_queueing = QETH_PRIOQ_DEFAULT;
return -EPERM;
}
tmp = strsep((char **) &buf, "\n");
if (!strcmp(tmp, "prio_queueing_prec"))
card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_PREC;
else if (!strcmp(tmp, "prio_queueing_tos"))
card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_TOS;
else if (!strcmp(tmp, "no_prio_queueing:0")) {
card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
card->qdio.default_out_queue = 0;
} else if (!strcmp(tmp, "no_prio_queueing:1")) {
card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
card->qdio.default_out_queue = 1;
} else if (!strcmp(tmp, "no_prio_queueing:2")) {
card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
card->qdio.default_out_queue = 2;
} else if (!strcmp(tmp, "no_prio_queueing:3")) {
card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
card->qdio.default_out_queue = 3;
} else if (!strcmp(tmp, "no_prio_queueing")) {
card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
} else {
PRINT_WARN("Unknown queueing type '%s'\n", tmp);
return -EINVAL;
}
return count;
}
static DEVICE_ATTR(priority_queueing, 0644, qeth_dev_prioqing_show,
qeth_dev_prioqing_store);
static ssize_t
qeth_dev_bufcnt_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%i\n", card->qdio.in_buf_pool.buf_count);
}
static ssize_t
qeth_dev_bufcnt_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
int cnt, old_cnt;
int rc;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
old_cnt = card->qdio.in_buf_pool.buf_count;
cnt = simple_strtoul(buf, &tmp, 10);
cnt = (cnt < QETH_IN_BUF_COUNT_MIN) ? QETH_IN_BUF_COUNT_MIN :
((cnt > QETH_IN_BUF_COUNT_MAX) ? QETH_IN_BUF_COUNT_MAX : cnt);
if (old_cnt != cnt) {
if ((rc = qeth_realloc_buffer_pool(card, cnt)))
PRINT_WARN("Error (%d) while setting "
"buffer count.\n", rc);
}
return count;
}
static DEVICE_ATTR(buffer_count, 0644, qeth_dev_bufcnt_show,
qeth_dev_bufcnt_store);
static inline ssize_t
qeth_dev_route_show(struct qeth_card *card, struct qeth_routing_info *route,
char *buf)
{
switch (route->type) {
case PRIMARY_ROUTER:
return sprintf(buf, "%s\n", "primary router");
case SECONDARY_ROUTER:
return sprintf(buf, "%s\n", "secondary router");
case MULTICAST_ROUTER:
if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO)
return sprintf(buf, "%s\n", "multicast router+");
else
return sprintf(buf, "%s\n", "multicast router");
case PRIMARY_CONNECTOR:
if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO)
return sprintf(buf, "%s\n", "primary connector+");
else
return sprintf(buf, "%s\n", "primary connector");
case SECONDARY_CONNECTOR:
if (card->info.broadcast_capable == QETH_BROADCAST_WITHOUT_ECHO)
return sprintf(buf, "%s\n", "secondary connector+");
else
return sprintf(buf, "%s\n", "secondary connector");
default:
return sprintf(buf, "%s\n", "no");
}
}
static ssize_t
qeth_dev_route4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_route_show(card, &card->options.route4, buf);
}
static inline ssize_t
qeth_dev_route_store(struct qeth_card *card, struct qeth_routing_info *route,
enum qeth_prot_versions prot, const char *buf, size_t count)
{
enum qeth_routing_types old_route_type = route->type;
char *tmp;
int rc;
tmp = strsep((char **) &buf, "\n");
if (!strcmp(tmp, "no_router")){
route->type = NO_ROUTER;
} else if (!strcmp(tmp, "primary_connector")) {
route->type = PRIMARY_CONNECTOR;
} else if (!strcmp(tmp, "secondary_connector")) {
route->type = SECONDARY_CONNECTOR;
} else if (!strcmp(tmp, "multicast_router")) {
route->type = MULTICAST_ROUTER;
} else if (!strcmp(tmp, "primary_router")) {
route->type = PRIMARY_ROUTER;
} else if (!strcmp(tmp, "secondary_router")) {
route->type = SECONDARY_ROUTER;
} else if (!strcmp(tmp, "multicast_router")) {
route->type = MULTICAST_ROUTER;
} else {
PRINT_WARN("Invalid routing type '%s'.\n", tmp);
return -EINVAL;
}
if (((card->state == CARD_STATE_SOFTSETUP) ||
(card->state == CARD_STATE_UP)) &&
(old_route_type != route->type)){
if (prot == QETH_PROT_IPV4)
rc = qeth_setrouting_v4(card);
else if (prot == QETH_PROT_IPV6)
rc = qeth_setrouting_v6(card);
}
return count;
}
static ssize_t
qeth_dev_route4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_route_store(card, &card->options.route4,
QETH_PROT_IPV4, buf, count);
}
static DEVICE_ATTR(route4, 0644, qeth_dev_route4_show, qeth_dev_route4_store);
#ifdef CONFIG_QETH_IPV6
static ssize_t
qeth_dev_route6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
if (!qeth_is_supported(card, IPA_IPV6))
return sprintf(buf, "%s\n", "n/a");
return qeth_dev_route_show(card, &card->options.route6, buf);
}
static ssize_t
qeth_dev_route6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
if (!qeth_is_supported(card, IPA_IPV6)){
PRINT_WARN("IPv6 not supported for interface %s.\n"
"Routing status no changed.\n",
QETH_CARD_IFNAME(card));
return -ENOTSUPP;
}
return qeth_dev_route_store(card, &card->options.route6,
QETH_PROT_IPV6, buf, count);
}
static DEVICE_ATTR(route6, 0644, qeth_dev_route6_show, qeth_dev_route6_store);
#endif
static ssize_t
qeth_dev_add_hhlen_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%i\n", card->options.add_hhlen);
}
static ssize_t
qeth_dev_add_hhlen_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
int i;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
i = simple_strtoul(buf, &tmp, 10);
if ((i < 0) || (i > MAX_ADD_HHLEN)) {
PRINT_WARN("add_hhlen out of range\n");
return -EINVAL;
}
card->options.add_hhlen = i;
return count;
}
static DEVICE_ATTR(add_hhlen, 0644, qeth_dev_add_hhlen_show,
qeth_dev_add_hhlen_store);
static ssize_t
qeth_dev_fake_ll_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%i\n", card->options.fake_ll? 1:0);
}
static ssize_t
qeth_dev_fake_ll_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
int i;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
i = simple_strtoul(buf, &tmp, 16);
if ((i != 0) && (i != 1)) {
PRINT_WARN("fake_ll: write 0 or 1 to this file!\n");
return -EINVAL;
}
card->options.fake_ll = i;
return count;
}
static DEVICE_ATTR(fake_ll, 0644, qeth_dev_fake_ll_show,
qeth_dev_fake_ll_store);
static ssize_t
qeth_dev_fake_broadcast_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%i\n", card->options.fake_broadcast? 1:0);
}
static ssize_t
qeth_dev_fake_broadcast_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
int i;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
i = simple_strtoul(buf, &tmp, 16);
if ((i == 0) || (i == 1))
card->options.fake_broadcast = i;
else {
PRINT_WARN("fake_broadcast: write 0 or 1 to this file!\n");
return -EINVAL;
}
return count;
}
static DEVICE_ATTR(fake_broadcast, 0644, qeth_dev_fake_broadcast_show,
qeth_dev_fake_broadcast_store);
static ssize_t
qeth_dev_recover_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
int i;
if (!card)
return -EINVAL;
if (card->state != CARD_STATE_UP)
return -EPERM;
i = simple_strtoul(buf, &tmp, 16);
if (i == 1)
qeth_schedule_recovery(card);
return count;
}
static DEVICE_ATTR(recover, 0200, NULL, qeth_dev_recover_store);
static ssize_t
qeth_dev_broadcast_mode_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
if (!((card->info.link_type == QETH_LINK_TYPE_HSTR) ||
(card->info.link_type == QETH_LINK_TYPE_LANE_TR)))
return sprintf(buf, "n/a\n");
return sprintf(buf, "%s\n", (card->options.broadcast_mode ==
QETH_TR_BROADCAST_ALLRINGS)?
"all rings":"local");
}
static ssize_t
qeth_dev_broadcast_mode_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
if (!((card->info.link_type == QETH_LINK_TYPE_HSTR) ||
(card->info.link_type == QETH_LINK_TYPE_LANE_TR))){
PRINT_WARN("Device is not a tokenring device!\n");
return -EINVAL;
}
tmp = strsep((char **) &buf, "\n");
if (!strcmp(tmp, "local")){
card->options.broadcast_mode = QETH_TR_BROADCAST_LOCAL;
return count;
} else if (!strcmp(tmp, "all_rings")) {
card->options.broadcast_mode = QETH_TR_BROADCAST_ALLRINGS;
return count;
} else {
PRINT_WARN("broadcast_mode: invalid mode %s!\n",
tmp);
return -EINVAL;
}
return count;
}
static DEVICE_ATTR(broadcast_mode, 0644, qeth_dev_broadcast_mode_show,
qeth_dev_broadcast_mode_store);
static ssize_t
qeth_dev_canonical_macaddr_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
if (!((card->info.link_type == QETH_LINK_TYPE_HSTR) ||
(card->info.link_type == QETH_LINK_TYPE_LANE_TR)))
return sprintf(buf, "n/a\n");
return sprintf(buf, "%i\n", (card->options.macaddr_mode ==
QETH_TR_MACADDR_CANONICAL)? 1:0);
}
static ssize_t
qeth_dev_canonical_macaddr_store(struct device *dev, struct device_attribute *attr, const char *buf,
size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
int i;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
if (!((card->info.link_type == QETH_LINK_TYPE_HSTR) ||
(card->info.link_type == QETH_LINK_TYPE_LANE_TR))){
PRINT_WARN("Device is not a tokenring device!\n");
return -EINVAL;
}
i = simple_strtoul(buf, &tmp, 16);
if ((i == 0) || (i == 1))
card->options.macaddr_mode = i?
QETH_TR_MACADDR_CANONICAL :
QETH_TR_MACADDR_NONCANONICAL;
else {
PRINT_WARN("canonical_macaddr: write 0 or 1 to this file!\n");
return -EINVAL;
}
return count;
}
static DEVICE_ATTR(canonical_macaddr, 0644, qeth_dev_canonical_macaddr_show,
qeth_dev_canonical_macaddr_store);
static ssize_t
qeth_dev_layer2_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return sprintf(buf, "%i\n", card->options.layer2 ? 1:0);
}
static ssize_t
qeth_dev_layer2_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
int i;
if (!card)
return -EINVAL;
if (((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER)) ||
(card->info.type != QETH_CARD_TYPE_OSAE))
return -EPERM;
i = simple_strtoul(buf, &tmp, 16);
if ((i == 0) || (i == 1))
card->options.layer2 = i;
else {
PRINT_WARN("layer2: write 0 or 1 to this file!\n");
return -EINVAL;
}
return count;
}
static DEVICE_ATTR(layer2, 0644, qeth_dev_layer2_show,
qeth_dev_layer2_store);
static ssize_t
qeth_dev_large_send_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
switch (card->options.large_send) {
case QETH_LARGE_SEND_NO:
return sprintf(buf, "%s\n", "no");
case QETH_LARGE_SEND_EDDP:
return sprintf(buf, "%s\n", "EDDP");
case QETH_LARGE_SEND_TSO:
return sprintf(buf, "%s\n", "TSO");
default:
return sprintf(buf, "%s\n", "N/A");
}
}
static ssize_t
qeth_dev_large_send_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
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, "EDDP")) {
type = QETH_LARGE_SEND_EDDP;
} else if (!strcmp(tmp, "TSO")) {
type = QETH_LARGE_SEND_TSO;
} else {
PRINT_WARN("large_send: invalid mode %s!\n", tmp);
return -EINVAL;
}
if (card->options.large_send == type)
return count;
card->options.large_send = type;
if ((rc = qeth_set_large_send(card)))
return rc;
return count;
}
static DEVICE_ATTR(large_send, 0644, qeth_dev_large_send_show,
qeth_dev_large_send_store);
static ssize_t
qeth_dev_blkt_show(char *buf, struct qeth_card *card, int value )
{
if (!card)
return -EINVAL;
return sprintf(buf, "%i\n", value);
}
static ssize_t
qeth_dev_blkt_store(struct qeth_card *card, const char *buf, size_t count,
int *value, int max_value)
{
char *tmp;
int i;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
i = simple_strtoul(buf, &tmp, 10);
if (i <= max_value) {
*value = i;
} else {
PRINT_WARN("blkt total time: write values between"
" 0 and %d to this file!\n", max_value);
return -EINVAL;
}
return count;
}
static ssize_t
qeth_dev_blkt_total_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
return qeth_dev_blkt_show(buf, card, card->info.blkt.time_total);
}
static ssize_t
qeth_dev_blkt_total_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
return qeth_dev_blkt_store(card, buf, count,
&card->info.blkt.time_total,1000);
}
static DEVICE_ATTR(total, 0644, qeth_dev_blkt_total_show,
qeth_dev_blkt_total_store);
static ssize_t
qeth_dev_blkt_inter_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
return qeth_dev_blkt_show(buf, card, card->info.blkt.inter_packet);
}
static ssize_t
qeth_dev_blkt_inter_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
return qeth_dev_blkt_store(card, buf, count,
&card->info.blkt.inter_packet,100);
}
static DEVICE_ATTR(inter, 0644, qeth_dev_blkt_inter_show,
qeth_dev_blkt_inter_store);
static ssize_t
qeth_dev_blkt_inter_jumbo_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
return qeth_dev_blkt_show(buf, card,
card->info.blkt.inter_packet_jumbo);
}
static ssize_t
qeth_dev_blkt_inter_jumbo_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
return qeth_dev_blkt_store(card, buf, count,
&card->info.blkt.inter_packet_jumbo,100);
}
static DEVICE_ATTR(inter_jumbo, 0644, qeth_dev_blkt_inter_jumbo_show,
qeth_dev_blkt_inter_jumbo_store);
static struct device_attribute * qeth_blkt_device_attrs[] = {
&dev_attr_total,
&dev_attr_inter,
&dev_attr_inter_jumbo,
NULL,
};
static struct attribute_group qeth_device_blkt_group = {
.name = "blkt",
.attrs = (struct attribute **)qeth_blkt_device_attrs,
};
static struct device_attribute * qeth_device_attrs[] = {
&dev_attr_state,
&dev_attr_chpid,
&dev_attr_if_name,
&dev_attr_card_type,
&dev_attr_portno,
&dev_attr_portname,
&dev_attr_checksumming,
&dev_attr_priority_queueing,
&dev_attr_buffer_count,
&dev_attr_route4,
#ifdef CONFIG_QETH_IPV6
&dev_attr_route6,
#endif
&dev_attr_add_hhlen,
&dev_attr_fake_ll,
&dev_attr_fake_broadcast,
&dev_attr_recover,
&dev_attr_broadcast_mode,
&dev_attr_canonical_macaddr,
&dev_attr_layer2,
&dev_attr_large_send,
NULL,
};
static struct attribute_group qeth_device_attr_group = {
.attrs = (struct attribute **)qeth_device_attrs,
};
#define QETH_DEVICE_ATTR(_id,_name,_mode,_show,_store) \
struct device_attribute dev_attr_##_id = { \
.attr = {.name=__stringify(_name), .mode=_mode, .owner=THIS_MODULE },\
.show = _show, \
.store = _store, \
};
int
qeth_check_layer2(struct qeth_card *card)
{
if (card->options.layer2)
return -EPERM;
return 0;
}
static ssize_t
qeth_dev_ipato_enable_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
if (qeth_check_layer2(card))
return -EPERM;
return sprintf(buf, "%i\n", card->ipato.enabled? 1:0);
}
static ssize_t
qeth_dev_ipato_enable_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
if (!card)
return -EINVAL;
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
return -EPERM;
if (qeth_check_layer2(card))
return -EPERM;
tmp = strsep((char **) &buf, "\n");
if (!strcmp(tmp, "toggle")){
card->ipato.enabled = (card->ipato.enabled)? 0 : 1;
} else if (!strcmp(tmp, "1")){
card->ipato.enabled = 1;
} else if (!strcmp(tmp, "0")){
card->ipato.enabled = 0;
} else {
PRINT_WARN("ipato_enable: write 0, 1 or 'toggle' to "
"this file\n");
return -EINVAL;
}
return count;
}
static QETH_DEVICE_ATTR(ipato_enable, enable, 0644,
qeth_dev_ipato_enable_show,
qeth_dev_ipato_enable_store);
static ssize_t
qeth_dev_ipato_invert4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
if (qeth_check_layer2(card))
return -EPERM;
return sprintf(buf, "%i\n", card->ipato.invert4? 1:0);
}
static ssize_t
qeth_dev_ipato_invert4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
if (!card)
return -EINVAL;
if (qeth_check_layer2(card))
return -EPERM;
tmp = strsep((char **) &buf, "\n");
if (!strcmp(tmp, "toggle")){
card->ipato.invert4 = (card->ipato.invert4)? 0 : 1;
} else if (!strcmp(tmp, "1")){
card->ipato.invert4 = 1;
} else if (!strcmp(tmp, "0")){
card->ipato.invert4 = 0;
} else {
PRINT_WARN("ipato_invert4: write 0, 1 or 'toggle' to "
"this file\n");
return -EINVAL;
}
return count;
}
static QETH_DEVICE_ATTR(ipato_invert4, invert4, 0644,
qeth_dev_ipato_invert4_show,
qeth_dev_ipato_invert4_store);
static inline ssize_t
qeth_dev_ipato_add_show(char *buf, struct qeth_card *card,
enum qeth_prot_versions proto)
{
struct qeth_ipato_entry *ipatoe;
unsigned long flags;
char addr_str[40];
int entry_len; /* length of 1 entry string, differs between v4 and v6 */
int i = 0;
if (qeth_check_layer2(card))
return -EPERM;
entry_len = (proto == QETH_PROT_IPV4)? 12 : 40;
/* add strlen for "/<mask>\n" */
entry_len += (proto == QETH_PROT_IPV4)? 5 : 6;
spin_lock_irqsave(&card->ip_lock, flags);
list_for_each_entry(ipatoe, &card->ipato.entries, entry){
if (ipatoe->proto != proto)
continue;
/* String must not be longer than PAGE_SIZE. So we check if
* string length gets near PAGE_SIZE. Then we can savely display
* the next IPv6 address (worst case, compared to IPv4) */
if ((PAGE_SIZE - i) <= entry_len)
break;
qeth_ipaddr_to_string(proto, ipatoe->addr, addr_str);
i += snprintf(buf + i, PAGE_SIZE - i,
"%s/%i\n", addr_str, ipatoe->mask_bits);
}
spin_unlock_irqrestore(&card->ip_lock, flags);
i += snprintf(buf + i, PAGE_SIZE - i, "\n");
return i;
}
static ssize_t
qeth_dev_ipato_add4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_ipato_add_show(buf, card, QETH_PROT_IPV4);
}
static inline int
qeth_parse_ipatoe(const char* buf, enum qeth_prot_versions proto,
u8 *addr, int *mask_bits)
{
const char *start, *end;
char *tmp;
char buffer[49] = {0, };
start = buf;
/* get address string */
end = strchr(start, '/');
if (!end){
PRINT_WARN("Invalid format for ipato_addx/delx. "
"Use <ip addr>/<mask bits>\n");
return -EINVAL;
}
strncpy(buffer, start, end - start);
if (qeth_string_to_ipaddr(buffer, proto, addr)){
PRINT_WARN("Invalid IP address format!\n");
return -EINVAL;
}
start = end + 1;
*mask_bits = simple_strtoul(start, &tmp, 10);
return 0;
}
static inline ssize_t
qeth_dev_ipato_add_store(const char *buf, size_t count,
struct qeth_card *card, enum qeth_prot_versions proto)
{
struct qeth_ipato_entry *ipatoe;
u8 addr[16];
int mask_bits;
int rc;
if (qeth_check_layer2(card))
return -EPERM;
if ((rc = qeth_parse_ipatoe(buf, proto, addr, &mask_bits)))
return rc;
if (!(ipatoe = kmalloc(sizeof(struct qeth_ipato_entry), GFP_KERNEL))){
PRINT_WARN("No memory to allocate ipato entry\n");
return -ENOMEM;
}
memset(ipatoe, 0, sizeof(struct qeth_ipato_entry));
ipatoe->proto = proto;
memcpy(ipatoe->addr, addr, (proto == QETH_PROT_IPV4)? 4:16);
ipatoe->mask_bits = mask_bits;
if ((rc = qeth_add_ipato_entry(card, ipatoe))){
kfree(ipatoe);
return rc;
}
return count;
}
static ssize_t
qeth_dev_ipato_add4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_ipato_add_store(buf, count, card, QETH_PROT_IPV4);
}
static QETH_DEVICE_ATTR(ipato_add4, add4, 0644,
qeth_dev_ipato_add4_show,
qeth_dev_ipato_add4_store);
static inline ssize_t
qeth_dev_ipato_del_store(const char *buf, size_t count,
struct qeth_card *card, enum qeth_prot_versions proto)
{
u8 addr[16];
int mask_bits;
int rc;
if (qeth_check_layer2(card))
return -EPERM;
if ((rc = qeth_parse_ipatoe(buf, proto, addr, &mask_bits)))
return rc;
qeth_del_ipato_entry(card, proto, addr, mask_bits);
return count;
}
static ssize_t
qeth_dev_ipato_del4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_ipato_del_store(buf, count, card, QETH_PROT_IPV4);
}
static QETH_DEVICE_ATTR(ipato_del4, del4, 0200, NULL,
qeth_dev_ipato_del4_store);
#ifdef CONFIG_QETH_IPV6
static ssize_t
qeth_dev_ipato_invert6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
if (qeth_check_layer2(card))
return -EPERM;
return sprintf(buf, "%i\n", card->ipato.invert6? 1:0);
}
static ssize_t
qeth_dev_ipato_invert6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
char *tmp;
if (!card)
return -EINVAL;
if (qeth_check_layer2(card))
return -EPERM;
tmp = strsep((char **) &buf, "\n");
if (!strcmp(tmp, "toggle")){
card->ipato.invert6 = (card->ipato.invert6)? 0 : 1;
} else if (!strcmp(tmp, "1")){
card->ipato.invert6 = 1;
} else if (!strcmp(tmp, "0")){
card->ipato.invert6 = 0;
} else {
PRINT_WARN("ipato_invert6: write 0, 1 or 'toggle' to "
"this file\n");
return -EINVAL;
}
return count;
}
static QETH_DEVICE_ATTR(ipato_invert6, invert6, 0644,
qeth_dev_ipato_invert6_show,
qeth_dev_ipato_invert6_store);
static ssize_t
qeth_dev_ipato_add6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_ipato_add_show(buf, card, QETH_PROT_IPV6);
}
static ssize_t
qeth_dev_ipato_add6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_ipato_add_store(buf, count, card, QETH_PROT_IPV6);
}
static QETH_DEVICE_ATTR(ipato_add6, add6, 0644,
qeth_dev_ipato_add6_show,
qeth_dev_ipato_add6_store);
static ssize_t
qeth_dev_ipato_del6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_ipato_del_store(buf, count, card, QETH_PROT_IPV6);
}
static QETH_DEVICE_ATTR(ipato_del6, del6, 0200, NULL,
qeth_dev_ipato_del6_store);
#endif /* CONFIG_QETH_IPV6 */
static struct device_attribute * qeth_ipato_device_attrs[] = {
&dev_attr_ipato_enable,
&dev_attr_ipato_invert4,
&dev_attr_ipato_add4,
&dev_attr_ipato_del4,
#ifdef CONFIG_QETH_IPV6
&dev_attr_ipato_invert6,
&dev_attr_ipato_add6,
&dev_attr_ipato_del6,
#endif
NULL,
};
static struct attribute_group qeth_device_ipato_group = {
.name = "ipa_takeover",
.attrs = (struct attribute **)qeth_ipato_device_attrs,
};
static inline ssize_t
qeth_dev_vipa_add_show(char *buf, struct qeth_card *card,
enum qeth_prot_versions proto)
{
struct qeth_ipaddr *ipaddr;
char addr_str[40];
int entry_len; /* length of 1 entry string, differs between v4 and v6 */
unsigned long flags;
int i = 0;
if (qeth_check_layer2(card))
return -EPERM;
entry_len = (proto == QETH_PROT_IPV4)? 12 : 40;
entry_len += 2; /* \n + terminator */
spin_lock_irqsave(&card->ip_lock, flags);
list_for_each_entry(ipaddr, &card->ip_list, entry){
if (ipaddr->proto != proto)
continue;
if (ipaddr->type != QETH_IP_TYPE_VIPA)
continue;
/* String must not be longer than PAGE_SIZE. So we check if
* string length gets near PAGE_SIZE. Then we can savely display
* the next IPv6 address (worst case, compared to IPv4) */
if ((PAGE_SIZE - i) <= entry_len)
break;
qeth_ipaddr_to_string(proto, (const u8 *)&ipaddr->u, addr_str);
i += snprintf(buf + i, PAGE_SIZE - i, "%s\n", addr_str);
}
spin_unlock_irqrestore(&card->ip_lock, flags);
i += snprintf(buf + i, PAGE_SIZE - i, "\n");
return i;
}
static ssize_t
qeth_dev_vipa_add4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_vipa_add_show(buf, card, QETH_PROT_IPV4);
}
static inline int
qeth_parse_vipae(const char* buf, enum qeth_prot_versions proto,
u8 *addr)
{
if (qeth_string_to_ipaddr(buf, proto, addr)){
PRINT_WARN("Invalid IP address format!\n");
return -EINVAL;
}
return 0;
}
static inline ssize_t
qeth_dev_vipa_add_store(const char *buf, size_t count,
struct qeth_card *card, enum qeth_prot_versions proto)
{
u8 addr[16] = {0, };
int rc;
if (qeth_check_layer2(card))
return -EPERM;
if ((rc = qeth_parse_vipae(buf, proto, addr)))
return rc;
if ((rc = qeth_add_vipa(card, proto, addr)))
return rc;
return count;
}
static ssize_t
qeth_dev_vipa_add4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_vipa_add_store(buf, count, card, QETH_PROT_IPV4);
}
static QETH_DEVICE_ATTR(vipa_add4, add4, 0644,
qeth_dev_vipa_add4_show,
qeth_dev_vipa_add4_store);
static inline ssize_t
qeth_dev_vipa_del_store(const char *buf, size_t count,
struct qeth_card *card, enum qeth_prot_versions proto)
{
u8 addr[16];
int rc;
if (qeth_check_layer2(card))
return -EPERM;
if ((rc = qeth_parse_vipae(buf, proto, addr)))
return rc;
qeth_del_vipa(card, proto, addr);
return count;
}
static ssize_t
qeth_dev_vipa_del4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_vipa_del_store(buf, count, card, QETH_PROT_IPV4);
}
static QETH_DEVICE_ATTR(vipa_del4, del4, 0200, NULL,
qeth_dev_vipa_del4_store);
#ifdef CONFIG_QETH_IPV6
static ssize_t
qeth_dev_vipa_add6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_vipa_add_show(buf, card, QETH_PROT_IPV6);
}
static ssize_t
qeth_dev_vipa_add6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_vipa_add_store(buf, count, card, QETH_PROT_IPV6);
}
static QETH_DEVICE_ATTR(vipa_add6, add6, 0644,
qeth_dev_vipa_add6_show,
qeth_dev_vipa_add6_store);
static ssize_t
qeth_dev_vipa_del6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
if (qeth_check_layer2(card))
return -EPERM;
return qeth_dev_vipa_del_store(buf, count, card, QETH_PROT_IPV6);
}
static QETH_DEVICE_ATTR(vipa_del6, del6, 0200, NULL,
qeth_dev_vipa_del6_store);
#endif /* CONFIG_QETH_IPV6 */
static struct device_attribute * qeth_vipa_device_attrs[] = {
&dev_attr_vipa_add4,
&dev_attr_vipa_del4,
#ifdef CONFIG_QETH_IPV6
&dev_attr_vipa_add6,
&dev_attr_vipa_del6,
#endif
NULL,
};
static struct attribute_group qeth_device_vipa_group = {
.name = "vipa",
.attrs = (struct attribute **)qeth_vipa_device_attrs,
};
static inline ssize_t
qeth_dev_rxip_add_show(char *buf, struct qeth_card *card,
enum qeth_prot_versions proto)
{
struct qeth_ipaddr *ipaddr;
char addr_str[40];
int entry_len; /* length of 1 entry string, differs between v4 and v6 */
unsigned long flags;
int i = 0;
if (qeth_check_layer2(card))
return -EPERM;
entry_len = (proto == QETH_PROT_IPV4)? 12 : 40;
entry_len += 2; /* \n + terminator */
spin_lock_irqsave(&card->ip_lock, flags);
list_for_each_entry(ipaddr, &card->ip_list, entry){
if (ipaddr->proto != proto)
continue;
if (ipaddr->type != QETH_IP_TYPE_RXIP)
continue;
/* String must not be longer than PAGE_SIZE. So we check if
* string length gets near PAGE_SIZE. Then we can savely display
* the next IPv6 address (worst case, compared to IPv4) */
if ((PAGE_SIZE - i) <= entry_len)
break;
qeth_ipaddr_to_string(proto, (const u8 *)&ipaddr->u, addr_str);
i += snprintf(buf + i, PAGE_SIZE - i, "%s\n", addr_str);
}
spin_unlock_irqrestore(&card->ip_lock, flags);
i += snprintf(buf + i, PAGE_SIZE - i, "\n");
return i;
}
static ssize_t
qeth_dev_rxip_add4_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_rxip_add_show(buf, card, QETH_PROT_IPV4);
}
static inline int
qeth_parse_rxipe(const char* buf, enum qeth_prot_versions proto,
u8 *addr)
{
if (qeth_string_to_ipaddr(buf, proto, addr)){
PRINT_WARN("Invalid IP address format!\n");
return -EINVAL;
}
return 0;
}
static inline ssize_t
qeth_dev_rxip_add_store(const char *buf, size_t count,
struct qeth_card *card, enum qeth_prot_versions proto)
{
u8 addr[16] = {0, };
int rc;
if (qeth_check_layer2(card))
return -EPERM;
if ((rc = qeth_parse_rxipe(buf, proto, addr)))
return rc;
if ((rc = qeth_add_rxip(card, proto, addr)))
return rc;
return count;
}
static ssize_t
qeth_dev_rxip_add4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_rxip_add_store(buf, count, card, QETH_PROT_IPV4);
}
static QETH_DEVICE_ATTR(rxip_add4, add4, 0644,
qeth_dev_rxip_add4_show,
qeth_dev_rxip_add4_store);
static inline ssize_t
qeth_dev_rxip_del_store(const char *buf, size_t count,
struct qeth_card *card, enum qeth_prot_versions proto)
{
u8 addr[16];
int rc;
if (qeth_check_layer2(card))
return -EPERM;
if ((rc = qeth_parse_rxipe(buf, proto, addr)))
return rc;
qeth_del_rxip(card, proto, addr);
return count;
}
static ssize_t
qeth_dev_rxip_del4_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_rxip_del_store(buf, count, card, QETH_PROT_IPV4);
}
static QETH_DEVICE_ATTR(rxip_del4, del4, 0200, NULL,
qeth_dev_rxip_del4_store);
#ifdef CONFIG_QETH_IPV6
static ssize_t
qeth_dev_rxip_add6_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_rxip_add_show(buf, card, QETH_PROT_IPV6);
}
static ssize_t
qeth_dev_rxip_add6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_rxip_add_store(buf, count, card, QETH_PROT_IPV6);
}
static QETH_DEVICE_ATTR(rxip_add6, add6, 0644,
qeth_dev_rxip_add6_show,
qeth_dev_rxip_add6_store);
static ssize_t
qeth_dev_rxip_del6_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct qeth_card *card = dev->driver_data;
if (!card)
return -EINVAL;
return qeth_dev_rxip_del_store(buf, count, card, QETH_PROT_IPV6);
}
static QETH_DEVICE_ATTR(rxip_del6, del6, 0200, NULL,
qeth_dev_rxip_del6_store);
#endif /* CONFIG_QETH_IPV6 */
static struct device_attribute * qeth_rxip_device_attrs[] = {
&dev_attr_rxip_add4,
&dev_attr_rxip_del4,
#ifdef CONFIG_QETH_IPV6
&dev_attr_rxip_add6,
&dev_attr_rxip_del6,
#endif
NULL,
};
static struct attribute_group qeth_device_rxip_group = {
.name = "rxip",
.attrs = (struct attribute **)qeth_rxip_device_attrs,
};
int
qeth_create_device_attributes(struct device *dev)
{
int ret;
if ((ret = sysfs_create_group(&dev->kobj, &qeth_device_attr_group)))
return ret;
if ((ret = sysfs_create_group(&dev->kobj, &qeth_device_ipato_group))){
sysfs_remove_group(&dev->kobj, &qeth_device_attr_group);
return ret;
}
if ((ret = sysfs_create_group(&dev->kobj, &qeth_device_vipa_group))){
sysfs_remove_group(&dev->kobj, &qeth_device_attr_group);
sysfs_remove_group(&dev->kobj, &qeth_device_ipato_group);
return ret;
}
if ((ret = sysfs_create_group(&dev->kobj, &qeth_device_rxip_group))){
sysfs_remove_group(&dev->kobj, &qeth_device_attr_group);
sysfs_remove_group(&dev->kobj, &qeth_device_ipato_group);
sysfs_remove_group(&dev->kobj, &qeth_device_vipa_group);
}
if ((ret = sysfs_create_group(&dev->kobj, &qeth_device_blkt_group)))
return ret;
return ret;
}
void
qeth_remove_device_attributes(struct device *dev)
{
sysfs_remove_group(&dev->kobj, &qeth_device_attr_group);
sysfs_remove_group(&dev->kobj, &qeth_device_ipato_group);
sysfs_remove_group(&dev->kobj, &qeth_device_vipa_group);
sysfs_remove_group(&dev->kobj, &qeth_device_rxip_group);
sysfs_remove_group(&dev->kobj, &qeth_device_blkt_group);
}
/**********************/
/* DRIVER ATTRIBUTES */
/**********************/
static ssize_t
qeth_driver_group_store(struct device_driver *ddrv, const char *buf,
size_t count)
{
const char *start, *end;
char bus_ids[3][BUS_ID_SIZE], *argv[3];
int i;
int err;
start = buf;
for (i = 0; i < 3; i++) {
static const char delim[] = { ',', ',', '\n' };
int len;
if (!(end = strchr(start, delim[i])))
return -EINVAL;
len = min_t(ptrdiff_t, BUS_ID_SIZE, end - start);
strncpy(bus_ids[i], start, len);
bus_ids[i][len] = '\0';
start = end + 1;
argv[i] = bus_ids[i];
}
err = ccwgroup_create(qeth_root_dev, qeth_ccwgroup_driver.driver_id,
&qeth_ccw_driver, 3, argv);
if (err)
return err;
else
return count;
}
static DRIVER_ATTR(group, 0200, 0, qeth_driver_group_store);
static ssize_t
qeth_driver_notifier_register_store(struct device_driver *ddrv, const char *buf,
size_t count)
{
int rc;
int signum;
char *tmp, *tmp2;
tmp = strsep((char **) &buf, "\n");
if (!strncmp(tmp, "unregister", 10)){
if ((rc = qeth_notifier_unregister(current)))
return rc;
return count;
}
signum = simple_strtoul(tmp, &tmp2, 10);
if ((signum < 0) || (signum > 32)){
PRINT_WARN("Signal number %d is out of range\n", signum);
return -EINVAL;
}
if ((rc = qeth_notifier_register(current, signum)))
return rc;
return count;
}
static DRIVER_ATTR(notifier_register, 0200, 0,
qeth_driver_notifier_register_store);
int
qeth_create_driver_attributes(void)
{
int rc;
if ((rc = driver_create_file(&qeth_ccwgroup_driver.driver,
&driver_attr_group)))
return rc;
return driver_create_file(&qeth_ccwgroup_driver.driver,
&driver_attr_notifier_register);
}
void
qeth_remove_driver_attributes(void)
{
driver_remove_file(&qeth_ccwgroup_driver.driver,
&driver_attr_group);
driver_remove_file(&qeth_ccwgroup_driver.driver,
&driver_attr_notifier_register);
}
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