diff options
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_sysfs.c')
| -rw-r--r-- | drivers/infiniband/hw/ipath/ipath_sysfs.c | 104 |
1 files changed, 95 insertions, 9 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_sysfs.c b/drivers/infiniband/hw/ipath/ipath_sysfs.c index 56dfc8a2344..a6c8efbdc0c 100644 --- a/drivers/infiniband/hw/ipath/ipath_sysfs.c +++ b/drivers/infiniband/hw/ipath/ipath_sysfs.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006, 2007 QLogic Corporation. All rights reserved. + * Copyright (c) 2006, 2007, 2008 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 @@ -34,6 +34,7 @@ #include <linux/ctype.h> #include "ipath_kernel.h" +#include "ipath_verbs.h" #include "ipath_common.h" /** @@ -163,6 +164,15 @@ static ssize_t show_boardversion(struct device *dev, return scnprintf(buf, PAGE_SIZE, "%s", dd->ipath_boardversion); } +static ssize_t show_localbus_info(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct ipath_devdata *dd = dev_get_drvdata(dev); + /* The string printed here is already newline-terminated. */ + return scnprintf(buf, PAGE_SIZE, "%s", dd->ipath_lbus_info); +} + static ssize_t show_lmc(struct device *dev, struct device_attribute *attr, char *buf) @@ -311,6 +321,8 @@ static ssize_t store_guid(struct device *dev, dd->ipath_guid = new_guid; dd->ipath_nguid = 1; + if (dd->verbs_dev) + dd->verbs_dev->ibdev.node_guid = new_guid; ret = strlen(buf); goto bail; @@ -919,21 +931,21 @@ static ssize_t store_rx_polinv_enb(struct device *dev, u16 val; ret = ipath_parse_ushort(buf, &val); - if (ret < 0 || val > 1) - goto invalid; + if (ret >= 0 && val > 1) { + ipath_dev_err(dd, + "attempt to set invalid Rx Polarity (enable)\n"); + ret = -EINVAL; + goto bail; + } r = dd->ipath_f_set_ib_cfg(dd, IPATH_IB_CFG_RXPOL_ENB, val); - if (r < 0) { + if (r < 0) ret = r; - goto bail; - } - goto bail; -invalid: - ipath_dev_err(dd, "attempt to set invalid Rx Polarity (enable)\n"); bail: return ret; } + /* * Get/Set RX lane-reversal enable. 0=no, 1=yes. */ @@ -988,6 +1000,75 @@ static struct attribute_group driver_attr_group = { .attrs = driver_attributes }; +static ssize_t store_tempsense(struct device *dev, + struct device_attribute *attr, + const char *buf, + size_t count) +{ + struct ipath_devdata *dd = dev_get_drvdata(dev); + int ret, stat; + u16 val; + + ret = ipath_parse_ushort(buf, &val); + if (ret <= 0) { + ipath_dev_err(dd, "attempt to set invalid tempsense config\n"); + goto bail; + } + /* If anything but the highest limit, enable T_CRIT_A "interrupt" */ + stat = ipath_tempsense_write(dd, 9, (val == 0x7f7f) ? 0x80 : 0); + if (stat) { + ipath_dev_err(dd, "Unable to set tempsense config\n"); + ret = -1; + goto bail; + } + stat = ipath_tempsense_write(dd, 0xB, (u8) (val & 0xFF)); + if (stat) { + ipath_dev_err(dd, "Unable to set local Tcrit\n"); + ret = -1; + goto bail; + } + stat = ipath_tempsense_write(dd, 0xD, (u8) (val >> 8)); + if (stat) { + ipath_dev_err(dd, "Unable to set remote Tcrit\n"); + ret = -1; + goto bail; + } + +bail: + return ret; +} + +/* + * dump tempsense regs. in decimal, to ease shell-scripts. + */ +static ssize_t show_tempsense(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct ipath_devdata *dd = dev_get_drvdata(dev); + int ret; + int idx; + u8 regvals[8]; + + ret = -ENXIO; + for (idx = 0; idx < 8; ++idx) { + if (idx == 6) + continue; + ret = ipath_tempsense_read(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; +} + struct attribute_group *ipath_driver_attr_groups[] = { &driver_attr_group, NULL, @@ -1011,10 +1092,13 @@ static DEVICE_ATTR(unit, S_IRUGO, show_unit, NULL); static DEVICE_ATTR(rx_pol_inv, S_IWUSR, NULL, store_rx_pol_inv); static DEVICE_ATTR(led_override, S_IWUSR, NULL, store_led_override); static DEVICE_ATTR(logged_errors, S_IRUGO, show_logged_errs, NULL); +static DEVICE_ATTR(localbus_info, S_IRUGO, show_localbus_info, NULL); static DEVICE_ATTR(jint_max_packets, S_IWUSR | S_IRUGO, show_jint_max_packets, store_jint_max_packets); static DEVICE_ATTR(jint_idle_ticks, S_IWUSR | S_IRUGO, show_jint_idle_ticks, store_jint_idle_ticks); +static DEVICE_ATTR(tempsense, S_IWUSR | S_IRUGO, + show_tempsense, store_tempsense); static struct attribute *dev_attributes[] = { &dev_attr_guid.attr, @@ -1034,6 +1118,8 @@ static struct attribute *dev_attributes[] = { &dev_attr_rx_pol_inv.attr, &dev_attr_led_override.attr, &dev_attr_logged_errors.attr, + &dev_attr_tempsense.attr, + &dev_attr_localbus_info.attr, NULL }; |