diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/infiniband/core/sysfs.c | 65 | ||||
-rw-r--r-- | drivers/infiniband/hw/hfi1/sysfs.c | 38 | ||||
-rw-r--r-- | drivers/infiniband/hw/mlx4/main.c | 2 | ||||
-rw-r--r-- | drivers/infiniband/hw/mlx4/mcg.c | 82 | ||||
-rw-r--r-- | drivers/infiniband/hw/mlx4/sysfs.c | 44 | ||||
-rw-r--r-- | drivers/infiniband/hw/mthca/mthca_provider.c | 29 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_sysfs.c | 48 | ||||
-rw-r--r-- | drivers/infiniband/hw/usnic/usnic_ib_sysfs.c | 56 | ||||
-rw-r--r-- | drivers/infiniband/ulp/srp/ib_srp.c | 4 |
9 files changed, 186 insertions, 182 deletions
diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c index 4e335fc4d016..4dd803f23aaa 100644 --- a/drivers/infiniband/core/sysfs.c +++ b/drivers/infiniband/core/sysfs.c @@ -1224,29 +1224,34 @@ err_put: return ret; } -static ssize_t node_type_show(struct device *device, - struct device_attribute *attr, char *buf) +static const char *node_type_string(int node_type) { - struct ib_device *dev = rdma_device_to_ibdev(device); - - switch (dev->node_type) { + switch (node_type) { case RDMA_NODE_IB_CA: - return sysfs_emit(buf, "%d: CA\n", dev->node_type); + return "CA"; + case RDMA_NODE_IB_SWITCH: + return "switch"; + case RDMA_NODE_IB_ROUTER: + return "router"; case RDMA_NODE_RNIC: - return sysfs_emit(buf, "%d: RNIC\n", dev->node_type); + return "RNIC"; case RDMA_NODE_USNIC: - return sysfs_emit(buf, "%d: usNIC\n", dev->node_type); + return "usNIC"; case RDMA_NODE_USNIC_UDP: - return sysfs_emit(buf, "%d: usNIC UDP\n", dev->node_type); + return "usNIC UDP"; case RDMA_NODE_UNSPECIFIED: - return sysfs_emit(buf, "%d: unspecified\n", dev->node_type); - case RDMA_NODE_IB_SWITCH: - return sysfs_emit(buf, "%d: switch\n", dev->node_type); - case RDMA_NODE_IB_ROUTER: - return sysfs_emit(buf, "%d: router\n", dev->node_type); - default: - return sysfs_emit(buf, "%d: <unknown>\n", dev->node_type); + return "unspecified"; } + return "<unknown>"; +} + +static ssize_t node_type_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct ib_device *dev = rdma_device_to_ibdev(device); + + return sysfs_emit(buf, "%d: %s\n", dev->node_type, + node_type_string(dev->node_type)); } static DEVICE_ATTR_RO(node_type); @@ -1254,13 +1259,13 @@ static ssize_t sys_image_guid_show(struct device *device, struct device_attribute *dev_attr, char *buf) { struct ib_device *dev = rdma_device_to_ibdev(device); + __be16 *guid = (__be16 *)&dev->attrs.sys_image_guid; - return sysfs_emit( - buf, "%04x:%04x:%04x:%04x\n", - be16_to_cpu(((__be16 *)&dev->attrs.sys_image_guid)[0]), - be16_to_cpu(((__be16 *)&dev->attrs.sys_image_guid)[1]), - be16_to_cpu(((__be16 *)&dev->attrs.sys_image_guid)[2]), - be16_to_cpu(((__be16 *)&dev->attrs.sys_image_guid)[3])); + return sysfs_emit(buf, "%04x:%04x:%04x:%04x\n", + be16_to_cpu(guid[0]), + be16_to_cpu(guid[1]), + be16_to_cpu(guid[2]), + be16_to_cpu(guid[3])); } static DEVICE_ATTR_RO(sys_image_guid); @@ -1268,12 +1273,13 @@ static ssize_t node_guid_show(struct device *device, struct device_attribute *attr, char *buf) { struct ib_device *dev = rdma_device_to_ibdev(device); + __be16 *node_guid = (__be16 *)&dev->node_guid; return sysfs_emit(buf, "%04x:%04x:%04x:%04x\n", - be16_to_cpu(((__be16 *)&dev->node_guid)[0]), - be16_to_cpu(((__be16 *)&dev->node_guid)[1]), - be16_to_cpu(((__be16 *)&dev->node_guid)[2]), - be16_to_cpu(((__be16 *)&dev->node_guid)[3])); + be16_to_cpu(node_guid[0]), + be16_to_cpu(node_guid[1]), + be16_to_cpu(node_guid[2]), + be16_to_cpu(node_guid[3])); } static DEVICE_ATTR_RO(node_guid); @@ -1309,10 +1315,11 @@ static ssize_t fw_ver_show(struct device *device, struct device_attribute *attr, char *buf) { struct ib_device *dev = rdma_device_to_ibdev(device); + char version[IB_FW_VERSION_NAME_MAX] = {}; + + ib_get_device_fw_str(dev, version); - ib_get_device_fw_str(dev, buf); - strlcat(buf, "\n", IB_FW_VERSION_NAME_MAX); - return strlen(buf); + return sysfs_emit(buf, "%s\n", version); } static DEVICE_ATTR_RO(fw_ver); diff --git a/drivers/infiniband/hw/hfi1/sysfs.c b/drivers/infiniband/hw/hfi1/sysfs.c index e2a88f3cea7f..9a695e1571c0 100644 --- a/drivers/infiniband/hw/hfi1/sysfs.c +++ b/drivers/infiniband/hw/hfi1/sysfs.c @@ -510,13 +510,11 @@ static ssize_t board_id_show(struct device *device, struct hfi1_ibdev *dev = rdma_device_to_drv_device(device, struct hfi1_ibdev, rdi.ibdev); struct hfi1_devdata *dd = dd_from_dev(dev); - int ret; if (!dd->boardname) - ret = -EINVAL; - else - ret = sysfs_emit(buf, "%s\n", dd->boardname); - return ret; + return -EINVAL; + + return sysfs_emit(buf, "%s\n", dd->boardname); } static DEVICE_ATTR_RO(board_id); @@ -570,6 +568,7 @@ static ssize_t serial_show(struct device *device, rdma_device_to_drv_device(device, struct hfi1_ibdev, rdi.ibdev); struct hfi1_devdata *dd = dd_from_dev(dev); + /* dd->serial is already newline terminated in chip.c */ return sysfs_emit(buf, "%s", dd->serial); } static DEVICE_ATTR_RO(serial); @@ -598,9 +597,8 @@ static DEVICE_ATTR_WO(chip_reset); * Convert the reported temperature from an integer (reported in * units of 0.25C) to a floating point number. */ -#define temp2str(temp, buf, size, idx) \ - scnprintf((buf) + (idx), (size) - (idx), "%u.%02u ", \ - ((temp) >> 2), ((temp) & 0x3) * 25) +#define temp_d(t) ((t) >> 2) +#define temp_f(t) (((t)&0x3) * 25u) /* * Dump tempsense values, in decimal, to ease shell-scripts. @@ -615,19 +613,17 @@ static ssize_t tempsense_show(struct device *device, int ret; ret = hfi1_tempsense_rd(dd, &temp); - if (!ret) { - int idx = 0; - - idx += temp2str(temp.curr, buf, PAGE_SIZE, idx); - idx += temp2str(temp.lo_lim, buf, PAGE_SIZE, idx); - idx += temp2str(temp.hi_lim, buf, PAGE_SIZE, idx); - idx += temp2str(temp.crit_lim, buf, PAGE_SIZE, idx); - idx += scnprintf(buf + idx, PAGE_SIZE - idx, - "%u %u %u\n", temp.triggers & 0x1, - temp.triggers & 0x2, temp.triggers & 0x4); - ret = idx; - } - return ret; + if (ret) + return ret; + + return sysfs_emit(buf, "%u.%02u %u.%02u %u.%02u %u.%02u %u %u %u\n", + temp_d(temp.curr), temp_f(temp.curr), + temp_d(temp.lo_lim), temp_f(temp.lo_lim), + temp_d(temp.hi_lim), temp_f(temp.hi_lim), + temp_d(temp.crit_lim), temp_f(temp.crit_lim), + temp.triggers & 0x1, + temp.triggers & 0x2, + temp.triggers & 0x4); } static DEVICE_ATTR_RO(tempsense); diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 2ac932834f98..f0864f40ea1a 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -2024,6 +2024,7 @@ static ssize_t hca_type_show(struct device *device, { struct mlx4_ib_dev *dev = rdma_device_to_drv_device(device, struct mlx4_ib_dev, ib_dev); + return sysfs_emit(buf, "MT%d\n", dev->dev->persist->pdev->device); } static DEVICE_ATTR_RO(hca_type); @@ -2033,6 +2034,7 @@ static ssize_t hw_rev_show(struct device *device, { struct mlx4_ib_dev *dev = rdma_device_to_drv_device(device, struct mlx4_ib_dev, ib_dev); + return sysfs_emit(buf, "%x\n", dev->dev->rev_id); } static DEVICE_ATTR_RO(hw_rev); diff --git a/drivers/infiniband/hw/mlx4/mcg.c b/drivers/infiniband/hw/mlx4/mcg.c index 5e4ec9786081..33f525b744f2 100644 --- a/drivers/infiniband/hw/mlx4/mcg.c +++ b/drivers/infiniband/hw/mlx4/mcg.c @@ -988,53 +988,63 @@ int mlx4_ib_mcg_multiplex_handler(struct ib_device *ibdev, int port, } static ssize_t sysfs_show_group(struct device *dev, - struct device_attribute *attr, char *buf) + struct device_attribute *attr, char *buf) { struct mcast_group *group = container_of(attr, struct mcast_group, dentry); struct mcast_req *req = NULL; - char pending_str[40]; char state_str[40]; - ssize_t len = 0; - int f; + char pending_str[40]; + int len; + int i; + u32 hoplimit; if (group->state == MCAST_IDLE) - sprintf(state_str, "%s", get_state_string(group->state)); + scnprintf(state_str, sizeof(state_str), "%s", + get_state_string(group->state)); else - sprintf(state_str, "%s(TID=0x%llx)", - get_state_string(group->state), - be64_to_cpu(group->last_req_tid)); + scnprintf(state_str, sizeof(state_str), "%s(TID=0x%llx)", + get_state_string(group->state), + be64_to_cpu(group->last_req_tid)); + if (list_empty(&group->pending_list)) { - sprintf(pending_str, "No"); + scnprintf(pending_str, sizeof(pending_str), "No"); } else { - req = list_first_entry(&group->pending_list, struct mcast_req, group_list); - sprintf(pending_str, "Yes(TID=0x%llx)", - be64_to_cpu(req->sa_mad.mad_hdr.tid)); + req = list_first_entry(&group->pending_list, struct mcast_req, + group_list); + scnprintf(pending_str, sizeof(pending_str), "Yes(TID=0x%llx)", + be64_to_cpu(req->sa_mad.mad_hdr.tid)); } - len += sprintf(buf + len, "%1d [%02d,%02d,%02d] %4d %4s %5s ", - group->rec.scope_join_state & 0xf, - group->members[2], group->members[1], group->members[0], - atomic_read(&group->refcount), - pending_str, - state_str); - for (f = 0; f < MAX_VFS; ++f) - if (group->func[f].state == MCAST_MEMBER) - len += sprintf(buf + len, "%d[%1x] ", - f, group->func[f].join_state); - - len += sprintf(buf + len, "\t\t(%4hx %4x %2x %2x %2x %2x %2x " - "%4x %4x %2x %2x)\n", - be16_to_cpu(group->rec.pkey), - be32_to_cpu(group->rec.qkey), - (group->rec.mtusel_mtu & 0xc0) >> 6, - group->rec.mtusel_mtu & 0x3f, - group->rec.tclass, - (group->rec.ratesel_rate & 0xc0) >> 6, - group->rec.ratesel_rate & 0x3f, - (be32_to_cpu(group->rec.sl_flowlabel_hoplimit) & 0xf0000000) >> 28, - (be32_to_cpu(group->rec.sl_flowlabel_hoplimit) & 0x0fffff00) >> 8, - be32_to_cpu(group->rec.sl_flowlabel_hoplimit) & 0x000000ff, - group->rec.proxy_join); + + len = sysfs_emit(buf, "%1d [%02d,%02d,%02d] %4d %4s %5s ", + group->rec.scope_join_state & 0xf, + group->members[2], + group->members[1], + group->members[0], + atomic_read(&group->refcount), + pending_str, + state_str); + + for (i = 0; i < MAX_VFS; i++) { + if (group->func[i].state == MCAST_MEMBER) + len += sysfs_emit_at(buf, len, "%d[%1x] ", i, + group->func[i].join_state); + } + + hoplimit = be32_to_cpu(group->rec.sl_flowlabel_hoplimit); + len += sysfs_emit_at(buf, len, + "\t\t(%4hx %4x %2x %2x %2x %2x %2x %4x %4x %2x %2x)\n", + be16_to_cpu(group->rec.pkey), + be32_to_cpu(group->rec.qkey), + (group->rec.mtusel_mtu & 0xc0) >> 6, + (group->rec.mtusel_mtu & 0x3f), + group->rec.tclass, + (group->rec.ratesel_rate & 0xc0) >> 6, + (group->rec.ratesel_rate & 0x3f), + (hoplimit & 0xf0000000) >> 28, + (hoplimit & 0x0fffff00) >> 8, + (hoplimit & 0x000000ff), + group->rec.proxy_join); return len; } diff --git a/drivers/infiniband/hw/mlx4/sysfs.c b/drivers/infiniband/hw/mlx4/sysfs.c index 22ae363088ed..0279b780c446 100644 --- a/drivers/infiniband/hw/mlx4/sysfs.c +++ b/drivers/infiniband/hw/mlx4/sysfs.c @@ -117,22 +117,24 @@ static ssize_t show_port_gid(struct device *dev, struct mlx4_ib_iov_port *port = mlx4_ib_iov_dentry->ctx; struct mlx4_ib_dev *mdev = port->dev; union ib_gid gid; - ssize_t ret; + int ret; + __be16 *raw; ret = __mlx4_ib_query_gid(&mdev->ib_dev, port->num, mlx4_ib_iov_dentry->entry_num, &gid, 1); if (ret) return ret; - ret = sysfs_emit(buf, "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x\n", - be16_to_cpu(((__be16 *)gid.raw)[0]), - be16_to_cpu(((__be16 *)gid.raw)[1]), - be16_to_cpu(((__be16 *)gid.raw)[2]), - be16_to_cpu(((__be16 *)gid.raw)[3]), - be16_to_cpu(((__be16 *)gid.raw)[4]), - be16_to_cpu(((__be16 *)gid.raw)[5]), - be16_to_cpu(((__be16 *)gid.raw)[6]), - be16_to_cpu(((__be16 *)gid.raw)[7])); - return ret; + + raw = (__be16 *)gid.raw; + return sysfs_emit(buf, "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x\n", + be16_to_cpu(raw[0]), + be16_to_cpu(raw[1]), + be16_to_cpu(raw[2]), + be16_to_cpu(raw[3]), + be16_to_cpu(raw[4]), + be16_to_cpu(raw[5]), + be16_to_cpu(raw[6]), + be16_to_cpu(raw[7])); } static ssize_t show_phys_port_pkey(struct device *dev, @@ -542,14 +544,10 @@ static ssize_t sysfs_show_smi_enabled(struct device *dev, { struct mlx4_port *p = container_of(attr, struct mlx4_port, smi_enabled); - ssize_t len = 0; - if (mlx4_vf_smi_enabled(p->dev->dev, p->slave, p->port_num)) - len = sysfs_emit(buf, "%d\n", 1); - else - len = sysfs_emit(buf, "%d\n", 0); - - return len; + return sysfs_emit(buf, "%d\n", + !!mlx4_vf_smi_enabled(p->dev->dev, p->slave, + p->port_num)); } static ssize_t sysfs_show_enable_smi_admin(struct device *dev, @@ -558,14 +556,10 @@ static ssize_t sysfs_show_enable_smi_admin(struct device *dev, { struct mlx4_port *p = container_of(attr, struct mlx4_port, enable_smi_admin); - ssize_t len = 0; - - if (mlx4_vf_get_enable_smi_admin(p->dev->dev, p->slave, p->port_num)) - len = sysfs_emit(buf, "%d\n", 1); - else - len = sysfs_emit(buf, "%d\n", 0); - return len; + return sysfs_emit(buf, "%d\n", + !!mlx4_vf_get_enable_smi_admin(p->dev->dev, p->slave, + p->port_num)); } static ssize_t sysfs_store_enable_smi_admin(struct device *dev, diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 12179a41456d..1a3dd07f993b 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -965,25 +965,30 @@ static ssize_t hw_rev_show(struct device *device, } static DEVICE_ATTR_RO(hw_rev); -static ssize_t hca_type_show(struct device *device, - struct device_attribute *attr, char *buf) +static const char *hca_type_string(int hca_type) { - struct mthca_dev *dev = - rdma_device_to_drv_device(device, struct mthca_dev, ib_dev); - - switch (dev->pdev->device) { + switch (hca_type) { case PCI_DEVICE_ID_MELLANOX_TAVOR: - return sysfs_emit(buf, "MT23108\n"); + return "MT23108"; case PCI_DEVICE_ID_MELLANOX_ARBEL_COMPAT: - return sysfs_emit(buf, "MT25208 (MT23108 compat mode)\n"); + return "MT25208 (MT23108 compat mode)"; case PCI_DEVICE_ID_MELLANOX_ARBEL: - return sysfs_emit(buf, "MT25208\n"); + return "MT25208"; case PCI_DEVICE_ID_MELLANOX_SINAI: case PCI_DEVICE_ID_MELLANOX_SINAI_OLD: - return sysfs_emit(buf, "MT25204\n"); - default: - return sysfs_emit(buf, "unknown\n"); + return "MT25204"; } + + return "unknown"; +} + +static ssize_t hca_type_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct mthca_dev *dev = + rdma_device_to_drv_device(device, struct mthca_dev, ib_dev); + + return sysfs_emit(buf, "%s\n", hca_type_string(dev->pdev->device)); } static DEVICE_ATTR_RO(hca_type); diff --git a/drivers/infiniband/hw/qib/qib_sysfs.c b/drivers/infiniband/hw/qib/qib_sysfs.c index 818282bc7c5b..3761f21cef97 100644 --- a/drivers/infiniband/hw/qib/qib_sysfs.c +++ b/drivers/infiniband/hw/qib/qib_sysfs.c @@ -575,13 +575,10 @@ static ssize_t hca_type_show(struct device *device, struct qib_ibdev *dev = rdma_device_to_drv_device(device, struct qib_ibdev, rdi.ibdev); struct qib_devdata *dd = dd_from_dev(dev); - int ret; if (!dd->boardname) - ret = -EINVAL; - else - ret = sysfs_emit(buf, "%s\n", dd->boardname); - return ret; + return -EINVAL; + return sysfs_emit(buf, "%s\n", dd->boardname); } static DEVICE_ATTR_RO(hca_type); static DEVICE_ATTR(board_id, 0444, hca_type_show, NULL); @@ -647,17 +644,16 @@ static ssize_t nfreectxts_show(struct device *device, } static DEVICE_ATTR_RO(nfreectxts); -static ssize_t serial_show(struct device *device, - struct device_attribute *attr, char *buf) +static ssize_t serial_show(struct device *device, struct device_attribute *attr, + char *buf) { struct qib_ibdev *dev = rdma_device_to_drv_device(device, struct qib_ibdev, rdi.ibdev); struct qib_devdata *dd = dd_from_dev(dev); + const u8 *end = memchr(dd->serial, 0, ARRAY_SIZE(dd->serial)); + int size = end ? end - dd->serial : ARRAY_SIZE(dd->serial); - buf[sizeof(dd->serial)] = '\0'; - memcpy(buf, dd->serial, sizeof(dd->serial)); - strcat(buf, "\n"); - return strlen(buf); + return sysfs_emit(buf, ".%*s\n", size, dd->serial); } static DEVICE_ATTR_RO(serial); @@ -690,26 +686,26 @@ static ssize_t tempsense_show(struct device *device, struct qib_ibdev *dev = rdma_device_to_drv_device(device, struct qib_ibdev, rdi.ibdev); struct qib_devdata *dd = dd_from_dev(dev); - int ret; - int idx; + int i; u8 regvals[8]; - ret = -ENXIO; - for (idx = 0; idx < 8; ++idx) { - if (idx == 6) + for (i = 0; i < 8; i++) { + int ret; + + if (i == 6) continue; - ret = dd->f_tempsense_rd(dd, idx); + ret = dd->f_tempsense_rd(dd, i); if (ret < 0) - break; - regvals[idx] = ret; + return ret; /* return error on bad read */ + regvals[i] = ret; } - if (idx == 8) - ret = sysfs_emit(buf, "%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; + return sysfs_emit(buf, "%d %d %02X %02X %d %d\n", + (signed char)regvals[0], + (signed char)regvals[1], + regvals[2], + regvals[3], + (signed char)regvals[5], + (signed char)regvals[7]); } static DEVICE_ATTR_RO(tempsense); diff --git a/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c b/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c index 0af72fca00ff..250948c382f9 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c @@ -57,7 +57,7 @@ static ssize_t board_id_show(struct device *device, subsystem_device_id = us_ibdev->pdev->subsystem_device; mutex_unlock(&us_ibdev->usdev_lock); - return sysfs_emit(buf, "%hu\n", subsystem_device_id); + return sysfs_emit(buf, "%u\n", subsystem_device_id); } static DEVICE_ATTR_RO(board_id); @@ -69,19 +69,13 @@ config_show(struct device *device, struct device_attribute *attr, char *buf) { struct usnic_ib_dev *us_ibdev = rdma_device_to_drv_device(device, struct usnic_ib_dev, ib_dev); - char *ptr; - unsigned left; - unsigned n; enum usnic_vnic_res_type res_type; - - /* Buffer space limit is 1 page */ - ptr = buf; - left = PAGE_SIZE; + int len; mutex_lock(&us_ibdev->usdev_lock); if (kref_read(&us_ibdev->vf_cnt) > 0) { char *busname; - + char *sep = ""; /* * bus name seems to come with annoying prefix. * Remove it if it is predictable @@ -90,39 +84,35 @@ config_show(struct device *device, struct device_attribute *attr, char *buf) if (strncmp(busname, "PCI Bus ", 8) == 0) busname += 8; - n = scnprintf(ptr, left, - "%s: %s:%d.%d, %s, %pM, %u VFs\n Per VF:", - dev_name(&us_ibdev->ib_dev.dev), - busname, - PCI_SLOT(us_ibdev->pdev->devfn), - PCI_FUNC(us_ibdev->pdev->devfn), - netdev_name(us_ibdev->netdev), - us_ibdev->ufdev->mac, - kref_read(&us_ibdev->vf_cnt)); - UPDATE_PTR_LEFT(n, ptr, left); + len = sysfs_emit(buf, "%s: %s:%d.%d, %s, %pM, %u VFs\n", + dev_name(&us_ibdev->ib_dev.dev), + busname, + PCI_SLOT(us_ibdev->pdev->devfn), + PCI_FUNC(us_ibdev->pdev->devfn), + netdev_name(us_ibdev->netdev), + us_ibdev->ufdev->mac, + kref_read(&us_ibdev->vf_cnt)); + len += sysfs_emit_at(buf, len, " Per VF:"); for (res_type = USNIC_VNIC_RES_TYPE_EOL; - res_type < USNIC_VNIC_RES_TYPE_MAX; - res_type++) { + res_type < USNIC_VNIC_RES_TYPE_MAX; res_type++) { if (us_ibdev->vf_res_cnt[res_type] == 0) continue; - n = scnprintf(ptr, left, " %d %s%s", - us_ibdev->vf_res_cnt[res_type], - usnic_vnic_res_type_to_str(res_type), - (res_type < (USNIC_VNIC_RES_TYPE_MAX - 1)) ? - "," : ""); - UPDATE_PTR_LEFT(n, ptr, left); + len += sysfs_emit_at(buf, len, "%s %d %s", + sep, + us_ibdev->vf_res_cnt[res_type], + usnic_vnic_res_type_to_str(res_type)); + sep = ","; } - n = scnprintf(ptr, left, "\n"); - UPDATE_PTR_LEFT(n, ptr, left); + len += sysfs_emit_at(buf, len, "\n"); } else { - n = scnprintf(ptr, left, "%s: no VFs\n", - dev_name(&us_ibdev->ib_dev.dev)); - UPDATE_PTR_LEFT(n, ptr, left); + len = sysfs_emit(buf, "%s: no VFs\n", + dev_name(&us_ibdev->ib_dev.dev)); } + mutex_unlock(&us_ibdev->usdev_lock); - return ptr - buf; + return len; } static DEVICE_ATTR_RO(config); diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index f686d1d6e91c..ee22ea44a40a 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -2925,6 +2925,7 @@ static ssize_t show_pkey(struct device *dev, struct device_attribute *attr, if (target->using_rdma_cm) return -ENOENT; + return sysfs_emit(buf, "0x%04x\n", be16_to_cpu(target->ib_cm.pkey)); } @@ -2944,6 +2945,7 @@ static ssize_t show_dgid(struct device *dev, struct device_attribute *attr, if (target->using_rdma_cm) return -ENOENT; + return sysfs_emit(buf, "%pI6\n", ch->ib_cm.path.dgid.raw); } @@ -2954,6 +2956,7 @@ static ssize_t show_orig_dgid(struct device *dev, if (target->using_rdma_cm) return -ENOENT; + return sysfs_emit(buf, "%pI6\n", target->ib_cm.orig_dgid.raw); } @@ -2968,6 +2971,7 @@ static ssize_t show_req_lim(struct device *dev, ch = &target->ch[i]; req_lim = min(req_lim, ch->req_lim); } + return sysfs_emit(buf, "%d\n", req_lim); } |