diff options
Diffstat (limited to 'drivers/s390/net/qeth_sys.c')
| -rw-r--r-- | drivers/s390/net/qeth_sys.c | 1788 |
1 files changed, 1788 insertions, 0 deletions
diff --git a/drivers/s390/net/qeth_sys.c b/drivers/s390/net/qeth_sys.c new file mode 100644 index 00000000000..24034839821 --- /dev/null +++ b/drivers/s390/net/qeth_sys.c @@ -0,0 +1,1788 @@ +/* + * + * 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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); +} |