return edac_mc_poll_msec;
}
+static int edac_set_poll_msec(const char *val, struct kernel_param *kp)
+{
+ long l;
+ int ret;
+
+ if (!val)
+ return -EINVAL;
+
+ ret = strict_strtol(val, 0, &l);
+ if (ret == -EINVAL || ((int)l != l))
+ return -EINVAL;
+ *((int *)kp->arg) = l;
+
+ /* notify edac_mc engine to reset the poll period */
+ edac_mc_reset_delay_period(l);
+
+ return 0;
+}
+
/* Parameter declarations for above */
module_param(edac_mc_panic_on_ue, int, 0644);
MODULE_PARM_DESC(edac_mc_panic_on_ue, "Panic on uncorrected error: 0=off 1=on");
module_param(edac_mc_log_ce, int, 0644);
MODULE_PARM_DESC(edac_mc_log_ce,
"Log correctable error to console: 0=off 1=on");
-module_param(edac_mc_poll_msec, int, 0644);
+module_param_call(edac_mc_poll_msec, edac_set_poll_msec, param_get_int,
+ &edac_mc_poll_msec, 0644);
MODULE_PARM_DESC(edac_mc_poll_msec, "Polling period in milliseconds");
/*
[MEM_RMBS] = "RMBS",
[MEM_DDR2] = "Unbuffered-DDR2",
[MEM_FB_DDR2] = "FullyBuffered-DDR2",
- [MEM_RDDR2] = "Registered-DDR2"
+ [MEM_RDDR2] = "Registered-DDR2",
+ [MEM_XDR] = "XDR"
};
static const char *dev_types[] = {
-/*
- * /sys/devices/system/edac/mc;
- * data structures and methods
- */
-static ssize_t memctrl_int_show(void *ptr, char *buffer)
-{
- int *value = (int *)ptr;
- return sprintf(buffer, "%u\n", *value);
-}
-
static ssize_t memctrl_int_store(void *ptr, const char *buffer, size_t count)
{
int *value = (int *)ptr;
return count;
}
-/*
- * mc poll_msec time value
- */
-static ssize_t poll_msec_int_store(void *ptr, const char *buffer, size_t count)
-{
- int *value = (int *)ptr;
-
- if (isdigit(*buffer)) {
- *value = simple_strtoul(buffer, NULL, 0);
-
- /* notify edac_mc engine to reset the poll period */
- edac_mc_reset_delay_period(*value);
- }
-
- return count;
-}
-
/* EDAC sysfs CSROW data structures and methods
*/
/* generate ..../edac/mc/mc<id>/csrow<index> */
memset(&csrow->kobj, 0, sizeof(csrow->kobj));
csrow->mci = mci; /* include container up link */
- csrow->kobj.parent = kobj_mci;
- csrow->kobj.ktype = &ktype_csrow;
-
- /* name this instance of csrow<id> */
- err = kobject_set_name(&csrow->kobj, "csrow%d", index);
- if (err)
- goto err_out;
/* bump the mci instance's kobject's ref count */
kobj = kobject_get(&mci->edac_mci_kobj);
}
/* Instanstiate the csrow object */
- err = kobject_register(&csrow->kobj);
+ err = kobject_init_and_add(&csrow->kobj, &ktype_csrow, kobj_mci,
+ "csrow%d", index);
if (err)
goto err_release_top_kobj;
/* At this point, to release a csrow kobj, one must
- * call the kobject_unregister and allow that tear down
+ * call the kobject_put and allow that tear down
* to work the releasing
*/
err = edac_create_channel_files(&csrow->kobj, chan);
if (err) {
/* special case the unregister here */
- kobject_unregister(&csrow->kobj);
+ kobject_put(&csrow->kobj);
goto err_out;
}
}
-
+ kobject_uevent(&csrow->kobj, KOBJ_ADD);
return 0;
/* error unwind stack */
.default_attrs = (struct attribute **)mci_attr,
};
-/* show/store, tables, etc for the MC kset */
-
-
-struct memctrl_dev_attribute {
- struct attribute attr;
- void *value;
- ssize_t(*show) (void *, char *);
- ssize_t(*store) (void *, const char *, size_t);
-};
-
-/* Set of show/store abstract level functions for memory control object */
-static ssize_t memctrl_dev_show(struct kobject *kobj,
- struct attribute *attr, char *buffer)
-{
- struct memctrl_dev_attribute *memctrl_dev;
- memctrl_dev = (struct memctrl_dev_attribute *)attr;
-
- if (memctrl_dev->show)
- return memctrl_dev->show(memctrl_dev->value, buffer);
-
- return -EIO;
-}
-
-static ssize_t memctrl_dev_store(struct kobject *kobj, struct attribute *attr,
- const char *buffer, size_t count)
-{
- struct memctrl_dev_attribute *memctrl_dev;
- memctrl_dev = (struct memctrl_dev_attribute *)attr;
-
- if (memctrl_dev->store)
- return memctrl_dev->store(memctrl_dev->value, buffer, count);
-
- return -EIO;
-}
-
-static struct sysfs_ops memctrlfs_ops = {
- .show = memctrl_dev_show,
- .store = memctrl_dev_store
-};
-
-#define MEMCTRL_ATTR(_name, _mode, _show, _store) \
-static struct memctrl_dev_attribute attr_##_name = { \
- .attr = {.name = __stringify(_name), .mode = _mode }, \
- .value = &_name, \
- .show = _show, \
- .store = _store, \
-};
-
-#define MEMCTRL_STRING_ATTR(_name, _data, _mode, _show, _store) \
-static struct memctrl_dev_attribute attr_##_name = { \
- .attr = {.name = __stringify(_name), .mode = _mode }, \
- .value = _data, \
- .show = _show, \
- .store = _store, \
-};
-
-/* csrow<id> control files */
-MEMCTRL_ATTR(edac_mc_panic_on_ue,
- S_IRUGO | S_IWUSR, memctrl_int_show, memctrl_int_store);
-
-MEMCTRL_ATTR(edac_mc_log_ue,
- S_IRUGO | S_IWUSR, memctrl_int_show, memctrl_int_store);
-
-MEMCTRL_ATTR(edac_mc_log_ce,
- S_IRUGO | S_IWUSR, memctrl_int_show, memctrl_int_store);
-
-MEMCTRL_ATTR(edac_mc_poll_msec,
- S_IRUGO | S_IWUSR, memctrl_int_show, poll_msec_int_store);
-
-/* Base Attributes of the memory ECC object */
-static struct memctrl_dev_attribute *memctrl_attr[] = {
- &attr_edac_mc_panic_on_ue,
- &attr_edac_mc_log_ue,
- &attr_edac_mc_log_ce,
- &attr_edac_mc_poll_msec,
- NULL,
-};
-
-
-/* the ktype for the mc_kset internal kobj */
-static struct kobj_type ktype_mc_set_attribs = {
- .sysfs_ops = &memctrlfs_ops,
- .default_attrs = (struct attribute **)memctrl_attr,
-};
-
/* EDAC memory controller sysfs kset:
* /sys/devices/system/edac/mc
*/
-static struct kset mc_kset = {
- .kobj = {.ktype = &ktype_mc_set_attribs },
-};
-
+static struct kset mc_kset;
/*
* edac_mc_register_sysfs_main_kobj
/* Init the mci's kobject */
memset(kobj_mci, 0, sizeof(*kobj_mci));
- /* this instance become part of the mc_kset */
- kobj_mci->kset = &mc_kset;
- kobj_mci->ktype = &ktype_mci;
-
- /* set the name of the mc<id> object */
- err = kobject_set_name(kobj_mci, "mc%d", mci->mc_idx);
- if (err)
- goto fail_out;
-
/* Record which module 'owns' this control structure
* and bump the ref count of the module
*/
goto fail_out;
}
+ /* this instance become part of the mc_kset */
+ kobj_mci->kset = &mc_kset;
+
/* register the mc<id> kobject to the mc_kset */
- err = kobject_register(kobj_mci);
+ err = kobject_init_and_add(kobj_mci, &ktype_mci, NULL,
+ "mc%d", mci->mc_idx);
if (err) {
debugf1("%s()Failed to register '.../edac/mc%d'\n",
__func__, mci->mc_idx);
goto kobj_reg_fail;
}
+ kobject_uevent(kobj_mci, KOBJ_ADD);
/* At this point, to 'free' the control struct,
* edac_mc_unregister_sysfs_main_kobj() must be used
void edac_mc_unregister_sysfs_main_kobj(struct mem_ctl_info *mci)
{
/* delete the kobj from the mc_kset */
- kobject_unregister(&mci->edac_mci_kobj);
+ kobject_put(&mci->edac_mci_kobj);
}
#define EDAC_DEVICE_SYMLINK "device"
fail1:
for (i--; i >= 0; i--) {
if (csrow->nr_pages > 0) {
- kobject_unregister(&mci->csrows[i].kobj);
+ kobject_put(&mci->csrows[i].kobj);
}
}
for (i = 0; i < mci->nr_csrows; i++) {
if (mci->csrows[i].nr_pages > 0) {
debugf0("%s() unreg csrow-%d\n", __func__, i);
- kobject_unregister(&mci->csrows[i].kobj);
+ kobject_put(&mci->csrows[i].kobj);
}
}
debugf0("%s() unregister this mci kobj\n", __func__);
/* unregister this instance's kobject */
- kobject_unregister(&mci->edac_mci_kobj);
+ kobject_put(&mci->edac_mci_kobj);
}