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提交 4a7aaf88 编写于 作者: J Jason Gunthorpe
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RDMA/qib: Use attributes for the port sysfs 

qib should not be creating a mess of kobjects to attach to the port
kobject - this is all attributes. The proper API is to create an
attribute_group list and create it against the port's kobject.

Link: https://lore.kernel.org/r/911e0031e1ed495b0006e8a6efec7b67a702cd5e.1623427137.git.leonro@nvidia.comTested-by: NMike Marciniszyn <mike.marciniszyn@cornelisnetworks.com>
Signed-off-by: NLeon Romanovsky <leonro@nvidia.com>
Signed-off-by: NJason Gunthorpe <jgg@nvidia.com>
上级 526a12c8
隐藏空白更改
内联 并排
Showing with 254 addition and 356 deletion
drivers/infiniband/hw/qib/qib.h
浏览文件 @ 4a7aaf88
......@@ -521,10 +521,6 @@ struct qib_pportdata {
struct qib_devdata *dd;
struct qib_chippport_specific *cpspec; /* chip-specific per-port */
struct kobject pport_kobj;
struct kobject pport_cc_kobj;
struct kobject sl2vl_kobj;
struct kobject diagc_kobj;
/* GUID for this interface, in network order */
__be64 guid;
......
drivers/infiniband/hw/qib/qib_sysfs.c
浏览文件 @ 4a7aaf88
......@@ -32,25 +32,38 @@
* SOFTWARE.
*/
#include <linux/ctype.h>
#include <rdma/ib_sysfs.h>
#include "qib.h"
#include "qib_mad.h"
/* start of per-port functions */
static struct qib_pportdata *qib_get_pportdata_kobj(struct kobject *kobj)
{
u32 port_num;
struct ib_device *ibdev = ib_port_sysfs_get_ibdev_kobj(kobj, &port_num);
struct qib_devdata *dd = dd_from_ibdev(ibdev);
return &dd->pport[port_num - 1];
}
/*
* Get/Set heartbeat enable. OR of 1=enabled, 2=auto
*/
static ssize_t show_hrtbt_enb(struct qib_pportdata *ppd, char *buf)
static ssize_t hrtbt_enable_show(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, char *buf)
{
struct qib_devdata *dd = ppd->dd;
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_pportdata *ppd = &dd->pport[port_num - 1];
return sysfs_emit(buf, "%d\n", dd->f_get_ib_cfg(ppd, QIB_IB_CFG_HRTBT));
}
static ssize_t store_hrtbt_enb(struct qib_pportdata *ppd, const char *buf,
size_t count)
static ssize_t hrtbt_enable_store(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr,
const char *buf, size_t count)
{
struct qib_devdata *dd = ppd->dd;
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_pportdata *ppd = &dd->pport[port_num - 1];
int ret;
u16 val;
......@@ -70,11 +83,14 @@ static ssize_t store_hrtbt_enb(struct qib_pportdata *ppd, const char *buf,
ret = dd->f_set_ib_cfg(ppd, QIB_IB_CFG_HRTBT, val);
return ret < 0 ? ret : count;
}
static IB_PORT_ATTR_RW(hrtbt_enable);
static ssize_t store_loopback(struct qib_pportdata *ppd, const char *buf,
static ssize_t loopback_store(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, const char *buf,
size_t count)
{
struct qib_devdata *dd = ppd->dd;
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_pportdata *ppd = &dd->pport[port_num - 1];
int ret = count, r;
r = dd->f_set_ib_loopback(ppd, buf);
......@@ -83,11 +99,14 @@ static ssize_t store_loopback(struct qib_pportdata *ppd, const char *buf,
return ret;
}
static IB_PORT_ATTR_WO(loopback);
static ssize_t store_led_override(struct qib_pportdata *ppd, const char *buf,
size_t count)
static ssize_t led_override_store(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr,
const char *buf, size_t count)
{
struct qib_devdata *dd = ppd->dd;
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_pportdata *ppd = &dd->pport[port_num - 1];
int ret;
u16 val;
......@@ -100,14 +119,20 @@ static ssize_t store_led_override(struct qib_pportdata *ppd, const char *buf,
qib_set_led_override(ppd, val);
return count;
}
static IB_PORT_ATTR_WO(led_override);
static ssize_t show_status(struct qib_pportdata *ppd, char *buf)
static ssize_t status_show(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, char *buf)
{
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_pportdata *ppd = &dd->pport[port_num - 1];
if (!ppd->statusp)
return -EINVAL;
return sysfs_emit(buf, "0x%llx\n", (unsigned long long)*(ppd->statusp));
}
static IB_PORT_ATTR_RO(status);
/*
* For userland compatibility, these offsets must remain fixed.
......@@ -127,8 +152,11 @@ static const char * const qib_status_str[] = {
NULL,
};
static ssize_t show_status_str(struct qib_pportdata *ppd, char *buf)
static ssize_t status_str_show(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, char *buf)
{
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_pportdata *ppd = &dd->pport[port_num - 1];
int i, any;
u64 s;
ssize_t ret;
......@@ -160,38 +188,22 @@ static ssize_t show_status_str(struct qib_pportdata *ppd, char *buf)
bail:
return ret;
}
static IB_PORT_ATTR_RO(status_str);
/* 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);
static struct attribute *port_linkcontrol_attributes[] = {
&ib_port_attr_loopback.attr,
&ib_port_attr_led_override.attr,
&ib_port_attr_hrtbt_enable.attr,
&ib_port_attr_status.attr,
&ib_port_attr_status_str.attr,
NULL
};
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 const struct attribute_group port_linkcontrol_group = {
.name = "linkcontrol",
.attrs = port_linkcontrol_attributes,
};
/*
......@@ -201,13 +213,12 @@ static struct attribute *port_default_attributes[] = {
/*
* Congestion control table size followed by table entries
*/
static ssize_t read_cc_table_bin(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t pos, size_t count)
static ssize_t cc_table_bin_read(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr, char *buf,
loff_t pos, size_t count)
{
struct qib_pportdata *ppd = qib_get_pportdata_kobj(kobj);
int ret;
struct qib_pportdata *ppd =
container_of(kobj, struct qib_pportdata, pport_cc_kobj);
if (!qib_cc_table_size || !ppd->ccti_entries_shadow)
return -EINVAL;
......@@ -230,34 +241,19 @@ static ssize_t read_cc_table_bin(struct file *filp, struct kobject *kobj,
return count;
}
static void qib_port_release(struct kobject *kobj)
{
/* nothing to do since memory is freed by qib_free_devdata() */
}
static struct kobj_type qib_port_cc_ktype = {
.release = qib_port_release,
};
static const struct bin_attribute cc_table_bin_attr = {
.attr = {.name = "cc_table_bin", .mode = 0444},
.read = read_cc_table_bin,
.size = PAGE_SIZE,
};
static BIN_ATTR_RO(cc_table_bin, PAGE_SIZE);
/*
* Congestion settings: port control, control map and an array of 16
* entries for the congestion entries - increase, timer, event log
* trigger threshold and the minimum injection rate delay.
*/
static ssize_t read_cc_setting_bin(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t pos, size_t count)
static ssize_t cc_setting_bin_read(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr, char *buf,
loff_t pos, size_t count)
{
struct qib_pportdata *ppd = qib_get_pportdata_kobj(kobj);
int ret;
struct qib_pportdata *ppd =
container_of(kobj, struct qib_pportdata, pport_cc_kobj);
if (!qib_cc_table_size || !ppd->congestion_entries_shadow)
return -EINVAL;
......@@ -278,67 +274,54 @@ static ssize_t read_cc_setting_bin(struct file *filp, struct kobject *kobj,
return count;
}
static BIN_ATTR_RO(cc_setting_bin, PAGE_SIZE);
static const struct bin_attribute cc_setting_bin_attr = {
.attr = {.name = "cc_settings_bin", .mode = 0444},
.read = read_cc_setting_bin,
.size = PAGE_SIZE,
static struct bin_attribute *port_ccmgta_attributes[] = {
&bin_attr_cc_setting_bin,
&bin_attr_cc_table_bin,
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);
if (!pattr->show)
return -EIO;
return pattr->show(ppd, buf);
}
static ssize_t qib_portattr_store(struct kobject *kobj,
struct attribute *attr, const char *buf, size_t len)
static umode_t qib_ccmgta_is_bin_visible(struct kobject *kobj,
struct bin_attribute *attr, int n)
{
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);
struct qib_pportdata *ppd = qib_get_pportdata_kobj(kobj);
if (!pattr->store)
return -EIO;
return pattr->store(ppd, buf, len);
if (!qib_cc_table_size || !ppd->congestion_entries_shadow)
return 0;
return attr->attr.mode;
}
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
static const struct attribute_group port_ccmgta_attribute_group = {
.name = "CCMgtA",
.is_bin_visible = qib_ccmgta_is_bin_visible,
.bin_attrs = port_ccmgta_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;
struct ib_port_attribute attr;
int sl;
};
static ssize_t sl2vl_attr_show(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, char *buf)
{
struct qib_sl2vl_attr *sattr =
container_of(attr, struct qib_sl2vl_attr, attr);
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_ibport *qibp = &dd->pport[port_num - 1].ibport_data;
return sysfs_emit(buf, "%u\n", qibp->sl_to_vl[sattr->sl]);
}
#define QIB_SL2VL_ATTR(N) \
static struct qib_sl2vl_attr qib_sl2vl_attr_##N = { \
.attr = __ATTR(N, 0444, sl2vl_attr_show, NULL), \
.sl = N, \
}
QIB_SL2VL_ATTR(0);
QIB_SL2VL_ATTR(1);
QIB_SL2VL_ATTR(2);
......@@ -356,72 +339,74 @@ 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,
static struct attribute *port_sl2vl_attributes[] = {
&qib_sl2vl_attr_0.attr.attr,
&qib_sl2vl_attr_1.attr.attr,
&qib_sl2vl_attr_2.attr.attr,
&qib_sl2vl_attr_3.attr.attr,
&qib_sl2vl_attr_4.attr.attr,
&qib_sl2vl_attr_5.attr.attr,
&qib_sl2vl_attr_6.attr.attr,
&qib_sl2vl_attr_7.attr.attr,
&qib_sl2vl_attr_8.attr.attr,
&qib_sl2vl_attr_9.attr.attr,
&qib_sl2vl_attr_10.attr.attr,
&qib_sl2vl_attr_11.attr.attr,
&qib_sl2vl_attr_12.attr.attr,
&qib_sl2vl_attr_13.attr.attr,
&qib_sl2vl_attr_14.attr.attr,
&qib_sl2vl_attr_15.attr.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 sysfs_emit(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
static const struct attribute_group port_sl2vl_group = {
.name = "sl2vl",
.attrs = port_sl2vl_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, 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 {
struct attribute attr;
struct ib_port_attribute 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);
static ssize_t diagc_attr_show(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, char *buf)
{
struct qib_diagc_attr *dattr =
container_of(attr, struct qib_diagc_attr, attr);
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_ibport *qibp = &dd->pport[port_num - 1].ibport_data;
return sysfs_emit(buf, "%llu\n", *((u64 *)qibp + dattr->counter));
}
static ssize_t diagc_attr_store(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, const char *buf,
size_t count)
{
struct qib_diagc_attr *dattr =
container_of(attr, struct qib_diagc_attr, attr);
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_ibport *qibp = &dd->pport[port_num - 1].ibport_data;
u64 val;
int ret;
ret = kstrtou64(buf, 0, &val);
if (ret)
return ret;
*((u64 *)qibp + dattr->counter) = val;
return count;
}
#define QIB_DIAGC_ATTR(N) \
static struct qib_diagc_attr qib_diagc_attr_##N = { \
.attr = __ATTR(N, 0664, diagc_attr_show, diagc_attr_store), \
.counter = &((struct qib_ibport *)0)->rvp.n_##N - (u64 *)0, \
}
QIB_DIAGC_ATTR(rc_resends);
QIB_DIAGC_ATTR(seq_naks);
......@@ -437,26 +422,6 @@ QIB_DIAGC_ATTR(rc_dupreq);
QIB_DIAGC_ATTR(rc_seqnak);
QIB_DIAGC_ATTR(rc_crwaits);
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,
&qib_diagc_attr_rc_crwaits.attr,
NULL
};
static u64 get_all_cpu_total(u64 __percpu *cntr)
{
int cpu;
......@@ -467,86 +432,127 @@ static u64 get_all_cpu_total(u64 __percpu *cntr)
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"); \
static ssize_t qib_store_per_cpu(struct qib_devdata *dd, const char *buf,
size_t count, u64 *zero, u64 cur)
{
u32 val;
int ret;
ret = kstrtou32(buf, 0, &val);
if (ret)
return ret;
if (val != 0) {
qib_dev_err(dd, "Per CPU cntrs can only be zeroed");
return count;
}
*zero = cur;
return count;
}
def_write_per_cpu(rc_acks)
def_write_per_cpu(rc_qacks)
def_write_per_cpu(rc_delayed_comp)
static ssize_t rc_acks_show(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, char *buf)
{
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_ibport *qibp = &dd->pport[port_num - 1].ibport_data;
#define READ_PER_CPU_CNTR(cntr) (get_all_cpu_total(qibp->rvp.cntr) - \
qibp->rvp.z_##cntr)
return sysfs_emit(buf, "%llu\n",
get_all_cpu_total(qibp->rvp.rc_acks) -
qibp->rvp.z_rc_acks);
}
static ssize_t diagc_attr_show(struct kobject *kobj, struct attribute *attr,
char *buf)
static ssize_t rc_acks_store(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, const char *buf,
size_t count)
{
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;
u64 val;
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_ibport *qibp = &dd->pport[port_num - 1].ibport_data;
if (!strncmp(dattr->attr.name, "rc_acks", 7))
val = READ_PER_CPU_CNTR(rc_acks);
else if (!strncmp(dattr->attr.name, "rc_qacks", 8))
val = READ_PER_CPU_CNTR(rc_qacks);
else if (!strncmp(dattr->attr.name, "rc_delayed_comp", 15))
val = READ_PER_CPU_CNTR(rc_delayed_comp);
else
val = *(u32 *)((char *)qibp + dattr->counter);
return qib_store_per_cpu(dd, buf, count, &qibp->rvp.z_rc_acks,
get_all_cpu_total(qibp->rvp.rc_acks));
}
static IB_PORT_ATTR_RW(rc_acks);
static ssize_t rc_qacks_show(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, char *buf)
{
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_ibport *qibp = &dd->pport[port_num - 1].ibport_data;
return sysfs_emit(buf, "%llu\n", val);
return sysfs_emit(buf, "%llu\n",
get_all_cpu_total(qibp->rvp.rc_qacks) -
qibp->rvp.z_rc_qacks);
}
static ssize_t diagc_attr_store(struct kobject *kobj, struct attribute *attr,
const char *buf, size_t size)
static ssize_t rc_qacks_store(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, const char *buf,
size_t count)
{
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;
u32 val;
int ret;
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_ibport *qibp = &dd->pport[port_num - 1].ibport_data;
ret = kstrtou32(buf, 0, &val);
if (ret)
return ret;
return qib_store_per_cpu(dd, buf, count, &qibp->rvp.z_rc_qacks,
get_all_cpu_total(qibp->rvp.rc_qacks));
}
static IB_PORT_ATTR_RW(rc_qacks);
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;
static ssize_t rc_delayed_comp_show(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr, char *buf)
{
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_ibport *qibp = &dd->pport[port_num - 1].ibport_data;
return sysfs_emit(buf, "%llu\n",
get_all_cpu_total(qibp->rvp.rc_delayed_comp) -
qibp->rvp.z_rc_delayed_comp);
}
static const struct sysfs_ops qib_diagc_ops = {
.show = diagc_attr_show,
.store = diagc_attr_store,
static ssize_t rc_delayed_comp_store(struct ib_device *ibdev, u32 port_num,
struct ib_port_attribute *attr,
const char *buf, size_t count)
{
struct qib_devdata *dd = dd_from_ibdev(ibdev);
struct qib_ibport *qibp = &dd->pport[port_num - 1].ibport_data;
return qib_store_per_cpu(dd, buf, count, &qibp->rvp.z_rc_delayed_comp,
get_all_cpu_total(qibp->rvp.rc_delayed_comp));
}
static IB_PORT_ATTR_RW(rc_delayed_comp);
static struct attribute *port_diagc_attributes[] = {
&qib_diagc_attr_rc_resends.attr.attr,
&qib_diagc_attr_seq_naks.attr.attr,
&qib_diagc_attr_rdma_seq.attr.attr,
&qib_diagc_attr_rnr_naks.attr.attr,
&qib_diagc_attr_other_naks.attr.attr,
&qib_diagc_attr_rc_timeouts.attr.attr,
&qib_diagc_attr_loop_pkts.attr.attr,
&qib_diagc_attr_pkt_drops.attr.attr,
&qib_diagc_attr_dmawait.attr.attr,
&qib_diagc_attr_unaligned.attr.attr,
&qib_diagc_attr_rc_dupreq.attr.attr,
&qib_diagc_attr_rc_seqnak.attr.attr,
&qib_diagc_attr_rc_crwaits.attr.attr,
&ib_port_attr_rc_acks.attr,
&ib_port_attr_rc_qacks.attr,
&ib_port_attr_rc_delayed_comp.attr,
NULL
};
static struct kobj_type qib_diagc_ktype = {
.release = qib_port_release,
.sysfs_ops = &qib_diagc_ops,
.default_attrs = diagc_default_attributes
static const struct attribute_group port_diagc_group = {
.name = "linkcontrol",
.attrs = port_diagc_attributes,
};
/* End diag_counters */
static const struct attribute_group *qib_port_groups[] = {
&port_linkcontrol_group,
&port_ccmgta_attribute_group,
&port_sl2vl_group,
&port_diagc_group,
NULL,
};
/* end of per-port file structures and support code */
/*
......@@ -731,99 +737,7 @@ const struct attribute_group qib_attr_group = {
int qib_create_port_files(struct ib_device *ibdev, u32 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_link;
}
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);
if (!qib_cc_table_size || !ppd->congestion_entries_shadow)
return 0;
ret = kobject_init_and_add(&ppd->pport_cc_kobj, &qib_port_cc_ktype,
kobj, "CCMgtA");
if (ret) {
qib_dev_err(dd,
"Skipping Congestion Control sysfs info, (err %d) port %u\n",
ret, port_num);
goto bail_cc;
}
kobject_uevent(&ppd->pport_cc_kobj, KOBJ_ADD);
ret = sysfs_create_bin_file(&ppd->pport_cc_kobj,
&cc_setting_bin_attr);
if (ret) {
qib_dev_err(dd,
"Skipping Congestion Control setting sysfs info, (err %d) port %u\n",
ret, port_num);
goto bail_cc;
}
ret = sysfs_create_bin_file(&ppd->pport_cc_kobj,
&cc_table_bin_attr);
if (ret) {
qib_dev_err(dd,
"Skipping Congestion Control table sysfs info, (err %d) port %u\n",
ret, port_num);
goto bail_cc_entry_bin;
}
qib_devinfo(dd->pcidev,
"IB%u: Congestion Control Agent enabled for port %d\n",
dd->unit, port_num);
return 0;
bail_cc_entry_bin:
sysfs_remove_bin_file(&ppd->pport_cc_kobj, &cc_setting_bin_attr);
bail_cc:
kobject_put(&ppd->pport_cc_kobj);
bail_diagc:
kobject_put(&ppd->diagc_kobj);
bail_sl:
kobject_put(&ppd->sl2vl_kobj);
bail_link:
kobject_put(&ppd->pport_kobj);
bail:
return ret;
return ib_port_sysfs_create_groups(ibdev, port_num, qib_port_groups);
}
/*
......@@ -831,21 +745,9 @@ int qib_create_port_files(struct ib_device *ibdev, u32 port_num,
*/
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];
if (qib_cc_table_size &&
ppd->congestion_entries_shadow) {
sysfs_remove_bin_file(&ppd->pport_cc_kobj,
&cc_setting_bin_attr);
sysfs_remove_bin_file(&ppd->pport_cc_kobj,
&cc_table_bin_attr);
kobject_put(&ppd->pport_cc_kobj);
}
kobject_put(&ppd->diagc_kobj);
kobject_put(&ppd->sl2vl_kobj);
kobject_put(&ppd->pport_kobj);
}
for (i = 0; i < dd->num_pports; i++)
ib_port_sysfs_remove_groups(&dd->verbs_dev.rdi.ibdev, i,
qib_port_groups);
}
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