| /* |
| * Copyright (c) 2006, 2007, 2008, 2009 QLogic Corporation. All rights reserved. |
| * Copyright (c) 2006 PathScale, Inc. All rights reserved. |
| * |
| * This software is available to you under a choice of one of two |
| * licenses. You may choose to be licensed under the terms of the GNU |
| * General Public License (GPL) Version 2, available from the file |
| * COPYING in the main directory of this source tree, or the |
| * OpenIB.org BSD license below: |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials |
| * provided with the distribution. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #include <linux/ctype.h> |
| |
| #include "qib.h" |
| |
| /** |
| * qib_parse_ushort - parse an unsigned short value in an arbitrary base |
| * @str: the string containing the number |
| * @valp: where to put the result |
| * |
| * Returns the number of bytes consumed, or negative value on error. |
| */ |
| static int qib_parse_ushort(const char *str, unsigned short *valp) |
| { |
| unsigned long val; |
| char *end; |
| int ret; |
| |
| if (!isdigit(str[0])) { |
| ret = -EINVAL; |
| goto bail; |
| } |
| |
| val = simple_strtoul(str, &end, 0); |
| |
| if (val > 0xffff) { |
| ret = -EINVAL; |
| goto bail; |
| } |
| |
| *valp = val; |
| |
| ret = end + 1 - str; |
| if (ret == 0) |
| ret = -EINVAL; |
| |
| bail: |
| return ret; |
| } |
| |
| /* start of per-port functions */ |
| /* |
| * Get/Set heartbeat enable. OR of 1=enabled, 2=auto |
| */ |
| static ssize_t show_hrtbt_enb(struct qib_pportdata *ppd, char *buf) |
| { |
| struct qib_devdata *dd = ppd->dd; |
| int ret; |
| |
| ret = dd->f_get_ib_cfg(ppd, QIB_IB_CFG_HRTBT); |
| ret = scnprintf(buf, PAGE_SIZE, "%d\n", ret); |
| return ret; |
| } |
| |
| static ssize_t store_hrtbt_enb(struct qib_pportdata *ppd, const char *buf, |
| size_t count) |
| { |
| struct qib_devdata *dd = ppd->dd; |
| int ret; |
| u16 val; |
| |
| ret = qib_parse_ushort(buf, &val); |
| |
| /* |
| * Set the "intentional" heartbeat enable per either of |
| * "Enable" and "Auto", as these are normally set together. |
| * This bit is consulted when leaving loopback mode, |
| * because entering loopback mode overrides it and automatically |
| * disables heartbeat. |
| */ |
| if (ret >= 0) |
| ret = dd->f_set_ib_cfg(ppd, QIB_IB_CFG_HRTBT, val); |
| if (ret < 0) |
| qib_dev_err(dd, "attempt to set invalid Heartbeat enable\n"); |
| return ret < 0 ? ret : count; |
| } |
| |
| static ssize_t store_loopback(struct qib_pportdata *ppd, const char *buf, |
| size_t count) |
| { |
| struct qib_devdata *dd = ppd->dd; |
| int ret = count, r; |
| |
| r = dd->f_set_ib_loopback(ppd, buf); |
| if (r < 0) |
| ret = r; |
| |
| return ret; |
| } |
| |
| static ssize_t store_led_override(struct qib_pportdata *ppd, const char *buf, |
| size_t count) |
| { |
| struct qib_devdata *dd = ppd->dd; |
| int ret; |
| u16 val; |
| |
| ret = qib_parse_ushort(buf, &val); |
| if (ret > 0) |
| qib_set_led_override(ppd, val); |
| else |
| qib_dev_err(dd, "attempt to set invalid LED override\n"); |
| return ret < 0 ? ret : count; |
| } |
| |
| static ssize_t show_status(struct qib_pportdata *ppd, char *buf) |
| { |
| ssize_t ret; |
| |
| if (!ppd->statusp) |
| ret = -EINVAL; |
| else |
| ret = scnprintf(buf, PAGE_SIZE, "0x%llx\n", |
| (unsigned long long) *(ppd->statusp)); |
| return ret; |
| } |
| |
| /* |
| * For userland compatibility, these offsets must remain fixed. |
| * They are strings for QIB_STATUS_* |
| */ |
| static const char *qib_status_str[] = { |
| "Initted", |
| "", |
| "", |
| "", |
| "", |
| "Present", |
| "IB_link_up", |
| "IB_configured", |
| "", |
| "Fatal_Hardware_Error", |
| NULL, |
| }; |
| |
| static ssize_t show_status_str(struct qib_pportdata *ppd, char *buf) |
| { |
| int i, any; |
| u64 s; |
| ssize_t ret; |
| |
| if (!ppd->statusp) { |
| ret = -EINVAL; |
| goto bail; |
| } |
| |
| s = *(ppd->statusp); |
| *buf = '\0'; |
| for (any = i = 0; s && qib_status_str[i]; i++) { |
| if (s & 1) { |
| /* if overflow */ |
| if (any && strlcat(buf, " ", PAGE_SIZE) >= PAGE_SIZE) |
| break; |
| if (strlcat(buf, qib_status_str[i], PAGE_SIZE) >= |
| PAGE_SIZE) |
| break; |
| any = 1; |
| } |
| s >>= 1; |
| } |
| if (any) |
| strlcat(buf, "\n", PAGE_SIZE); |
| |
| ret = strlen(buf); |
| |
| bail: |
| return ret; |
| } |
| |
| /* end of per-port functions */ |
| |
| /* |
| * Start of per-port file structures and support code |
| * Because we are fitting into other infrastructure, we have to supply the |
| * full set of kobject/sysfs_ops structures and routines. |
| */ |
| #define QIB_PORT_ATTR(name, mode, show, store) \ |
| static struct qib_port_attr qib_port_attr_##name = \ |
| __ATTR(name, mode, show, store) |
| |
| struct qib_port_attr { |
| struct attribute attr; |
| ssize_t (*show)(struct qib_pportdata *, char *); |
| ssize_t (*store)(struct qib_pportdata *, const char *, size_t); |
| }; |
| |
| QIB_PORT_ATTR(loopback, S_IWUSR, NULL, store_loopback); |
| QIB_PORT_ATTR(led_override, S_IWUSR, NULL, store_led_override); |
| QIB_PORT_ATTR(hrtbt_enable, S_IWUSR | S_IRUGO, show_hrtbt_enb, |
| store_hrtbt_enb); |
| QIB_PORT_ATTR(status, S_IRUGO, show_status, NULL); |
| QIB_PORT_ATTR(status_str, S_IRUGO, show_status_str, NULL); |
| |
| static struct attribute *port_default_attributes[] = { |
| &qib_port_attr_loopback.attr, |
| &qib_port_attr_led_override.attr, |
| &qib_port_attr_hrtbt_enable.attr, |
| &qib_port_attr_status.attr, |
| &qib_port_attr_status_str.attr, |
| NULL |
| }; |
| |
| static ssize_t qib_portattr_show(struct kobject *kobj, |
| struct attribute *attr, char *buf) |
| { |
| struct qib_port_attr *pattr = |
| container_of(attr, struct qib_port_attr, attr); |
| struct qib_pportdata *ppd = |
| container_of(kobj, struct qib_pportdata, pport_kobj); |
| |
| return pattr->show(ppd, buf); |
| } |
| |
| static ssize_t qib_portattr_store(struct kobject *kobj, |
| struct attribute *attr, const char *buf, size_t len) |
| { |
| struct qib_port_attr *pattr = |
| container_of(attr, struct qib_port_attr, attr); |
| struct qib_pportdata *ppd = |
| container_of(kobj, struct qib_pportdata, pport_kobj); |
| |
| return pattr->store(ppd, buf, len); |
| } |
| |
| static void qib_port_release(struct kobject *kobj) |
| { |
| /* nothing to do since memory is freed by qib_free_devdata() */ |
| } |
| |
| static const struct sysfs_ops qib_port_ops = { |
| .show = qib_portattr_show, |
| .store = qib_portattr_store, |
| }; |
| |
| static struct kobj_type qib_port_ktype = { |
| .release = qib_port_release, |
| .sysfs_ops = &qib_port_ops, |
| .default_attrs = port_default_attributes |
| }; |
| |
| /* Start sl2vl */ |
| |
| #define QIB_SL2VL_ATTR(N) \ |
| static struct qib_sl2vl_attr qib_sl2vl_attr_##N = { \ |
| .attr = { .name = __stringify(N), .mode = 0444 }, \ |
| .sl = N \ |
| } |
| |
| struct qib_sl2vl_attr { |
| struct attribute attr; |
| int sl; |
| }; |
| |
| QIB_SL2VL_ATTR(0); |
| QIB_SL2VL_ATTR(1); |
| QIB_SL2VL_ATTR(2); |
| QIB_SL2VL_ATTR(3); |
| QIB_SL2VL_ATTR(4); |
| QIB_SL2VL_ATTR(5); |
| QIB_SL2VL_ATTR(6); |
| QIB_SL2VL_ATTR(7); |
| QIB_SL2VL_ATTR(8); |
| QIB_SL2VL_ATTR(9); |
| QIB_SL2VL_ATTR(10); |
| QIB_SL2VL_ATTR(11); |
| QIB_SL2VL_ATTR(12); |
| QIB_SL2VL_ATTR(13); |
| QIB_SL2VL_ATTR(14); |
| QIB_SL2VL_ATTR(15); |
| |
| static struct attribute *sl2vl_default_attributes[] = { |
| &qib_sl2vl_attr_0.attr, |
| &qib_sl2vl_attr_1.attr, |
| &qib_sl2vl_attr_2.attr, |
| &qib_sl2vl_attr_3.attr, |
| &qib_sl2vl_attr_4.attr, |
| &qib_sl2vl_attr_5.attr, |
| &qib_sl2vl_attr_6.attr, |
| &qib_sl2vl_attr_7.attr, |
| &qib_sl2vl_attr_8.attr, |
| &qib_sl2vl_attr_9.attr, |
| &qib_sl2vl_attr_10.attr, |
| &qib_sl2vl_attr_11.attr, |
| &qib_sl2vl_attr_12.attr, |
| &qib_sl2vl_attr_13.attr, |
| &qib_sl2vl_attr_14.attr, |
| &qib_sl2vl_attr_15.attr, |
| NULL |
| }; |
| |
| static ssize_t sl2vl_attr_show(struct kobject *kobj, struct attribute *attr, |
| char *buf) |
| { |
| struct qib_sl2vl_attr *sattr = |
| container_of(attr, struct qib_sl2vl_attr, attr); |
| struct qib_pportdata *ppd = |
| container_of(kobj, struct qib_pportdata, sl2vl_kobj); |
| struct qib_ibport *qibp = &ppd->ibport_data; |
| |
| return sprintf(buf, "%u\n", qibp->sl_to_vl[sattr->sl]); |
| } |
| |
| static const struct sysfs_ops qib_sl2vl_ops = { |
| .show = sl2vl_attr_show, |
| }; |
| |
| static struct kobj_type qib_sl2vl_ktype = { |
| .release = qib_port_release, |
| .sysfs_ops = &qib_sl2vl_ops, |
| .default_attrs = sl2vl_default_attributes |
| }; |
| |
| /* End sl2vl */ |
| |
| /* Start diag_counters */ |
| |
| #define QIB_DIAGC_ATTR(N) \ |
| static struct qib_diagc_attr qib_diagc_attr_##N = { \ |
| .attr = { .name = __stringify(N), .mode = 0664 }, \ |
| .counter = offsetof(struct qib_ibport, n_##N) \ |
| } |
| |
| struct qib_diagc_attr { |
| struct attribute attr; |
| size_t counter; |
| }; |
| |
| QIB_DIAGC_ATTR(rc_resends); |
| QIB_DIAGC_ATTR(rc_acks); |
| QIB_DIAGC_ATTR(rc_qacks); |
| QIB_DIAGC_ATTR(rc_delayed_comp); |
| QIB_DIAGC_ATTR(seq_naks); |
| QIB_DIAGC_ATTR(rdma_seq); |
| QIB_DIAGC_ATTR(rnr_naks); |
| QIB_DIAGC_ATTR(other_naks); |
| QIB_DIAGC_ATTR(rc_timeouts); |
| QIB_DIAGC_ATTR(loop_pkts); |
| QIB_DIAGC_ATTR(pkt_drops); |
| QIB_DIAGC_ATTR(dmawait); |
| QIB_DIAGC_ATTR(unaligned); |
| QIB_DIAGC_ATTR(rc_dupreq); |
| QIB_DIAGC_ATTR(rc_seqnak); |
| |
| static struct attribute *diagc_default_attributes[] = { |
| &qib_diagc_attr_rc_resends.attr, |
| &qib_diagc_attr_rc_acks.attr, |
| &qib_diagc_attr_rc_qacks.attr, |
| &qib_diagc_attr_rc_delayed_comp.attr, |
| &qib_diagc_attr_seq_naks.attr, |
| &qib_diagc_attr_rdma_seq.attr, |
| &qib_diagc_attr_rnr_naks.attr, |
| &qib_diagc_attr_other_naks.attr, |
| &qib_diagc_attr_rc_timeouts.attr, |
| &qib_diagc_attr_loop_pkts.attr, |
| &qib_diagc_attr_pkt_drops.attr, |
| &qib_diagc_attr_dmawait.attr, |
| &qib_diagc_attr_unaligned.attr, |
| &qib_diagc_attr_rc_dupreq.attr, |
| &qib_diagc_attr_rc_seqnak.attr, |
| NULL |
| }; |
| |
| static ssize_t diagc_attr_show(struct kobject *kobj, struct attribute *attr, |
| char *buf) |
| { |
| struct qib_diagc_attr *dattr = |
| container_of(attr, struct qib_diagc_attr, attr); |
| struct qib_pportdata *ppd = |
| container_of(kobj, struct qib_pportdata, diagc_kobj); |
| struct qib_ibport *qibp = &ppd->ibport_data; |
| |
| return sprintf(buf, "%u\n", *(u32 *)((char *)qibp + dattr->counter)); |
| } |
| |
| static ssize_t diagc_attr_store(struct kobject *kobj, struct attribute *attr, |
| const char *buf, size_t size) |
| { |
| struct qib_diagc_attr *dattr = |
| container_of(attr, struct qib_diagc_attr, attr); |
| struct qib_pportdata *ppd = |
| container_of(kobj, struct qib_pportdata, diagc_kobj); |
| struct qib_ibport *qibp = &ppd->ibport_data; |
| char *endp; |
| long val = simple_strtol(buf, &endp, 0); |
| |
| if (val < 0 || endp == buf) |
| return -EINVAL; |
| |
| *(u32 *)((char *) qibp + dattr->counter) = val; |
| return size; |
| } |
| |
| static const struct sysfs_ops qib_diagc_ops = { |
| .show = diagc_attr_show, |
| .store = diagc_attr_store, |
| }; |
| |
| static struct kobj_type qib_diagc_ktype = { |
| .release = qib_port_release, |
| .sysfs_ops = &qib_diagc_ops, |
| .default_attrs = diagc_default_attributes |
| }; |
| |
| /* End diag_counters */ |
| |
| /* end of per-port file structures and support code */ |
| |
| /* |
| * Start of per-unit (or driver, in some cases, but replicated |
| * per unit) functions (these get a device *) |
| */ |
| static ssize_t show_rev(struct device *device, struct device_attribute *attr, |
| char *buf) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| |
| return sprintf(buf, "%x\n", dd_from_dev(dev)->minrev); |
| } |
| |
| static ssize_t show_hca(struct device *device, struct device_attribute *attr, |
| char *buf) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| struct qib_devdata *dd = dd_from_dev(dev); |
| int ret; |
| |
| if (!dd->boardname) |
| ret = -EINVAL; |
| else |
| ret = scnprintf(buf, PAGE_SIZE, "%s\n", dd->boardname); |
| return ret; |
| } |
| |
| static ssize_t show_version(struct device *device, |
| struct device_attribute *attr, char *buf) |
| { |
| /* The string printed here is already newline-terminated. */ |
| return scnprintf(buf, PAGE_SIZE, "%s", (char *)ib_qib_version); |
| } |
| |
| static ssize_t show_boardversion(struct device *device, |
| struct device_attribute *attr, char *buf) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| struct qib_devdata *dd = dd_from_dev(dev); |
| |
| /* The string printed here is already newline-terminated. */ |
| return scnprintf(buf, PAGE_SIZE, "%s", dd->boardversion); |
| } |
| |
| |
| static ssize_t show_localbus_info(struct device *device, |
| struct device_attribute *attr, char *buf) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| struct qib_devdata *dd = dd_from_dev(dev); |
| |
| /* The string printed here is already newline-terminated. */ |
| return scnprintf(buf, PAGE_SIZE, "%s", dd->lbus_info); |
| } |
| |
| |
| static ssize_t show_nctxts(struct device *device, |
| struct device_attribute *attr, char *buf) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| struct qib_devdata *dd = dd_from_dev(dev); |
| |
| /* Return the number of user ports (contexts) available. */ |
| return scnprintf(buf, PAGE_SIZE, "%u\n", dd->cfgctxts - |
| dd->first_user_ctxt); |
| } |
| |
| static ssize_t show_nfreectxts(struct device *device, |
| struct device_attribute *attr, char *buf) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| struct qib_devdata *dd = dd_from_dev(dev); |
| |
| /* Return the number of free user ports (contexts) available. */ |
| return scnprintf(buf, PAGE_SIZE, "%u\n", dd->cfgctxts - |
| dd->first_user_ctxt - (u32)qib_stats.sps_ctxts); |
| } |
| |
| static ssize_t show_serial(struct device *device, |
| struct device_attribute *attr, char *buf) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| struct qib_devdata *dd = dd_from_dev(dev); |
| |
| buf[sizeof dd->serial] = '\0'; |
| memcpy(buf, dd->serial, sizeof dd->serial); |
| strcat(buf, "\n"); |
| return strlen(buf); |
| } |
| |
| static ssize_t store_chip_reset(struct device *device, |
| struct device_attribute *attr, const char *buf, |
| size_t count) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| struct qib_devdata *dd = dd_from_dev(dev); |
| int ret; |
| |
| if (count < 5 || memcmp(buf, "reset", 5) || !dd->diag_client) { |
| ret = -EINVAL; |
| goto bail; |
| } |
| |
| ret = qib_reset_device(dd->unit); |
| bail: |
| return ret < 0 ? ret : count; |
| } |
| |
| static ssize_t show_logged_errs(struct device *device, |
| struct device_attribute *attr, char *buf) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| struct qib_devdata *dd = dd_from_dev(dev); |
| int idx, count; |
| |
| /* force consistency with actual EEPROM */ |
| if (qib_update_eeprom_log(dd) != 0) |
| return -ENXIO; |
| |
| count = 0; |
| for (idx = 0; idx < QIB_EEP_LOG_CNT; ++idx) { |
| count += scnprintf(buf + count, PAGE_SIZE - count, "%d%c", |
| dd->eep_st_errs[idx], |
| idx == (QIB_EEP_LOG_CNT - 1) ? '\n' : ' '); |
| } |
| |
| return count; |
| } |
| |
| /* |
| * Dump tempsense regs. in decimal, to ease shell-scripts. |
| */ |
| static ssize_t show_tempsense(struct device *device, |
| struct device_attribute *attr, char *buf) |
| { |
| struct qib_ibdev *dev = |
| container_of(device, struct qib_ibdev, ibdev.dev); |
| struct qib_devdata *dd = dd_from_dev(dev); |
| int ret; |
| int idx; |
| u8 regvals[8]; |
| |
| ret = -ENXIO; |
| for (idx = 0; idx < 8; ++idx) { |
| if (idx == 6) |
| continue; |
| ret = dd->f_tempsense_rd(dd, idx); |
| if (ret < 0) |
| break; |
| regvals[idx] = ret; |
| } |
| if (idx == 8) |
| ret = scnprintf(buf, PAGE_SIZE, "%d %d %02X %02X %d %d\n", |
| *(signed char *)(regvals), |
| *(signed char *)(regvals + 1), |
| regvals[2], regvals[3], |
| *(signed char *)(regvals + 5), |
| *(signed char *)(regvals + 7)); |
| return ret; |
| } |
| |
| /* |
| * end of per-unit (or driver, in some cases, but replicated |
| * per unit) functions |
| */ |
| |
| /* start of per-unit file structures and support code */ |
| static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL); |
| static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL); |
| static DEVICE_ATTR(board_id, S_IRUGO, show_hca, NULL); |
| static DEVICE_ATTR(version, S_IRUGO, show_version, NULL); |
| static DEVICE_ATTR(nctxts, S_IRUGO, show_nctxts, NULL); |
| static DEVICE_ATTR(nfreectxts, S_IRUGO, show_nfreectxts, NULL); |
| static DEVICE_ATTR(serial, S_IRUGO, show_serial, NULL); |
| static DEVICE_ATTR(boardversion, S_IRUGO, show_boardversion, NULL); |
| static DEVICE_ATTR(logged_errors, S_IRUGO, show_logged_errs, NULL); |
| static DEVICE_ATTR(tempsense, S_IRUGO, show_tempsense, NULL); |
| static DEVICE_ATTR(localbus_info, S_IRUGO, show_localbus_info, NULL); |
| static DEVICE_ATTR(chip_reset, S_IWUSR, NULL, store_chip_reset); |
| |
| static struct device_attribute *qib_attributes[] = { |
| &dev_attr_hw_rev, |
| &dev_attr_hca_type, |
| &dev_attr_board_id, |
| &dev_attr_version, |
| &dev_attr_nctxts, |
| &dev_attr_nfreectxts, |
| &dev_attr_serial, |
| &dev_attr_boardversion, |
| &dev_attr_logged_errors, |
| &dev_attr_tempsense, |
| &dev_attr_localbus_info, |
| &dev_attr_chip_reset, |
| }; |
| |
| int qib_create_port_files(struct ib_device *ibdev, u8 port_num, |
| struct kobject *kobj) |
| { |
| struct qib_pportdata *ppd; |
| struct qib_devdata *dd = dd_from_ibdev(ibdev); |
| int ret; |
| |
| if (!port_num || port_num > dd->num_pports) { |
| qib_dev_err(dd, "Skipping infiniband class with " |
| "invalid port %u\n", port_num); |
| ret = -ENODEV; |
| goto bail; |
| } |
| ppd = &dd->pport[port_num - 1]; |
| |
| ret = kobject_init_and_add(&ppd->pport_kobj, &qib_port_ktype, kobj, |
| "linkcontrol"); |
| if (ret) { |
| qib_dev_err(dd, "Skipping linkcontrol sysfs info, " |
| "(err %d) port %u\n", ret, port_num); |
| goto bail; |
| } |
| kobject_uevent(&ppd->pport_kobj, KOBJ_ADD); |
| |
| ret = kobject_init_and_add(&ppd->sl2vl_kobj, &qib_sl2vl_ktype, kobj, |
| "sl2vl"); |
| if (ret) { |
| qib_dev_err(dd, "Skipping sl2vl sysfs info, " |
| "(err %d) port %u\n", ret, port_num); |
| goto bail_sl; |
| } |
| kobject_uevent(&ppd->sl2vl_kobj, KOBJ_ADD); |
| |
| ret = kobject_init_and_add(&ppd->diagc_kobj, &qib_diagc_ktype, kobj, |
| "diag_counters"); |
| if (ret) { |
| qib_dev_err(dd, "Skipping diag_counters sysfs info, " |
| "(err %d) port %u\n", ret, port_num); |
| goto bail_diagc; |
| } |
| kobject_uevent(&ppd->diagc_kobj, KOBJ_ADD); |
| |
| return 0; |
| |
| bail_diagc: |
| kobject_put(&ppd->sl2vl_kobj); |
| bail_sl: |
| kobject_put(&ppd->pport_kobj); |
| bail: |
| return ret; |
| } |
| |
| /* |
| * Register and create our files in /sys/class/infiniband. |
| */ |
| int qib_verbs_register_sysfs(struct qib_devdata *dd) |
| { |
| struct ib_device *dev = &dd->verbs_dev.ibdev; |
| int i, ret; |
| |
| for (i = 0; i < ARRAY_SIZE(qib_attributes); ++i) { |
| ret = device_create_file(&dev->dev, qib_attributes[i]); |
| if (ret) |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| /* |
| * Unregister and remove our files in /sys/class/infiniband. |
| */ |
| void qib_verbs_unregister_sysfs(struct qib_devdata *dd) |
| { |
| struct qib_pportdata *ppd; |
| int i; |
| |
| for (i = 0; i < dd->num_pports; i++) { |
| ppd = &dd->pport[i]; |
| kobject_put(&ppd->pport_kobj); |
| kobject_put(&ppd->sl2vl_kobj); |
| } |
| } |