#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) \
+ .counter = offsetof(struct qib_ibport, rvp.n_##N) \
+ }
+
+#define QIB_DIAGC_ATTR_PER_CPU(N) \
+ static struct qib_diagc_attr qib_diagc_attr_##N = { \
+ .attr = { .name = __stringify(N), .mode = 0664 }, \
+ .counter = offsetof(struct qib_ibport, rvp.z_##N) \
}
struct qib_diagc_attr {
size_t counter;
};
+QIB_DIAGC_ATTR_PER_CPU(rc_acks);
+QIB_DIAGC_ATTR_PER_CPU(rc_qacks);
+QIB_DIAGC_ATTR_PER_CPU(rc_delayed_comp);
+
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);
NULL
};
+static u64 get_all_cpu_total(u64 __percpu *cntr)
+{
+ int cpu;
+ u64 counter = 0;
+
+ for_each_possible_cpu(cpu)
+ counter += *per_cpu_ptr(cntr, cpu);
+ return counter;
+}
+
+#define def_write_per_cpu(cntr) \
+static void write_per_cpu_##cntr(struct qib_pportdata *ppd, u32 data) \
+{ \
+ struct qib_devdata *dd = ppd->dd; \
+ struct qib_ibport *qibp = &ppd->ibport_data; \
+ /* A write can only zero the counter */ \
+ if (data == 0) \
+ qibp->rvp.z_##cntr = get_all_cpu_total(qibp->rvp.cntr); \
+ else \
+ qib_dev_err(dd, "Per CPU cntrs can only be zeroed"); \
+}
+
+def_write_per_cpu(rc_acks)
+def_write_per_cpu(rc_qacks)
+def_write_per_cpu(rc_delayed_comp)
+
+#define READ_PER_CPU_CNTR(cntr) (get_all_cpu_total(qibp->rvp.cntr) - \
+ qibp->rvp.z_##cntr)
+
static ssize_t diagc_attr_show(struct kobject *kobj, struct attribute *attr,
char *buf)
{
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));
+ if (!strncmp(dattr->attr.name, "rc_acks", 7))
+ return sprintf(buf, "%llu\n", READ_PER_CPU_CNTR(rc_acks));
+ else if (!strncmp(dattr->attr.name, "rc_qacks", 8))
+ return sprintf(buf, "%llu\n", READ_PER_CPU_CNTR(rc_qacks));
+ else if (!strncmp(dattr->attr.name, "rc_delayed_comp", 15))
+ return sprintf(buf, "%llu\n",
+ READ_PER_CPU_CNTR(rc_delayed_comp));
+ else
+ return sprintf(buf, "%u\n",
+ *(u32 *)((char *)qibp + dattr->counter));
}
static ssize_t diagc_attr_store(struct kobject *kobj, struct attribute *attr,
ret = kstrtou32(buf, 0, &val);
if (ret)
return ret;
- *(u32 *)((char *) qibp + dattr->counter) = val;
+
+ if (!strncmp(dattr->attr.name, "rc_acks", 7))
+ write_per_cpu_rc_acks(ppd, val);
+ else if (!strncmp(dattr->attr.name, "rc_qacks", 8))
+ write_per_cpu_rc_qacks(ppd, val);
+ else if (!strncmp(dattr->attr.name, "rc_delayed_comp", 15))
+ write_per_cpu_rc_delayed_comp(ppd, val);
+ else
+ *(u32 *)((char *)qibp + dattr->counter) = val;
return size;
}
char *buf)
{
struct qib_ibdev *dev =
- container_of(device, struct qib_ibdev, ibdev.dev);
+ container_of(device, struct qib_ibdev, rdi.ibdev.dev);
return sprintf(buf, "%x\n", dd_from_dev(dev)->minrev);
}
char *buf)
{
struct qib_ibdev *dev =
- container_of(device, struct qib_ibdev, ibdev.dev);
+ container_of(device, struct qib_ibdev, rdi.ibdev.dev);
struct qib_devdata *dd = dd_from_dev(dev);
int ret;
struct device_attribute *attr, char *buf)
{
struct qib_ibdev *dev =
- container_of(device, struct qib_ibdev, ibdev.dev);
+ container_of(device, struct qib_ibdev, rdi.ibdev.dev);
struct qib_devdata *dd = dd_from_dev(dev);
/* The string printed here is already newline-terminated. */
struct device_attribute *attr, char *buf)
{
struct qib_ibdev *dev =
- container_of(device, struct qib_ibdev, ibdev.dev);
+ container_of(device, struct qib_ibdev, rdi.ibdev.dev);
struct qib_devdata *dd = dd_from_dev(dev);
/* The string printed here is already newline-terminated. */
struct device_attribute *attr, char *buf)
{
struct qib_ibdev *dev =
- container_of(device, struct qib_ibdev, ibdev.dev);
+ container_of(device, struct qib_ibdev, rdi.ibdev.dev);
struct qib_devdata *dd = dd_from_dev(dev);
/* Return the number of user ports (contexts) available. */
struct device_attribute *attr, char *buf)
{
struct qib_ibdev *dev =
- container_of(device, struct qib_ibdev, ibdev.dev);
+ container_of(device, struct qib_ibdev, rdi.ibdev.dev);
struct qib_devdata *dd = dd_from_dev(dev);
/* Return the number of free user ports (contexts) available. */
struct device_attribute *attr, char *buf)
{
struct qib_ibdev *dev =
- container_of(device, struct qib_ibdev, ibdev.dev);
+ container_of(device, struct qib_ibdev, rdi.ibdev.dev);
struct qib_devdata *dd = dd_from_dev(dev);
buf[sizeof(dd->serial)] = '\0';
size_t count)
{
struct qib_ibdev *dev =
- container_of(device, struct qib_ibdev, ibdev.dev);
+ container_of(device, struct qib_ibdev, rdi.ibdev.dev);
struct qib_devdata *dd = dd_from_dev(dev);
int ret;
struct device_attribute *attr, char *buf)
{
struct qib_ibdev *dev =
- container_of(device, struct qib_ibdev, ibdev.dev);
+ container_of(device, struct qib_ibdev, rdi.ibdev.dev);
struct qib_devdata *dd = dd_from_dev(dev);
int ret;
int idx;
*/
int qib_verbs_register_sysfs(struct qib_devdata *dd)
{
- struct ib_device *dev = &dd->verbs_dev.ibdev;
+ struct ib_device *dev = &dd->verbs_dev.rdi.ibdev;
int i, ret;
for (i = 0; i < ARRAY_SIZE(qib_attributes); ++i) {