From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/infiniband/hw/mlx4/main.c | 592 +++++++++++++++++++++++++----------------------------------
1 files changed, 251 insertions(+), 341 deletions(-)
diff --git a/kernel/drivers/infiniband/hw/mlx4/main.c b/kernel/drivers/infiniband/hw/mlx4/main.c
index 10d7aa8..c62cdd6 100644
--- a/kernel/drivers/infiniband/hw/mlx4/main.c
+++ b/kernel/drivers/infiniband/hw/mlx4/main.c
@@ -263,6 +263,8 @@
int hw_update = 0;
int i;
struct gid_entry *gids = NULL;
+ u16 vlan_id = 0xffff;
+ u8 mac[ETH_ALEN];
if (!rdma_cap_roce_gid_table(attr->device, attr->port_num))
return -EINVAL;
@@ -273,12 +275,16 @@
if (!context)
return -EINVAL;
+ ret = rdma_read_gid_l2_fields(attr, &vlan_id, &mac[0]);
+ if (ret)
+ return ret;
port_gid_table = &iboe->gids[attr->port_num - 1];
spin_lock_bh(&iboe->lock);
for (i = 0; i < MLX4_MAX_PORT_GIDS; ++i) {
if (!memcmp(&port_gid_table->gids[i].gid,
&attr->gid, sizeof(attr->gid)) &&
- port_gid_table->gids[i].gid_type == attr->gid_type) {
+ port_gid_table->gids[i].gid_type == attr->gid_type &&
+ port_gid_table->gids[i].vlan_id == vlan_id) {
found = i;
break;
}
@@ -298,6 +304,7 @@
memcpy(&port_gid_table->gids[free].gid,
&attr->gid, sizeof(attr->gid));
port_gid_table->gids[free].gid_type = attr->gid_type;
+ port_gid_table->gids[free].vlan_id = vlan_id;
port_gid_table->gids[free].ctx->real_index = free;
port_gid_table->gids[free].ctx->refcount = 1;
hw_update = 1;
@@ -427,9 +434,6 @@
return real_index;
}
-#define field_avail(type, fld, sz) (offsetof(type, fld) + \
- sizeof(((type *)0)->fld) <= (sz))
-
static int mlx4_ib_query_device(struct ib_device *ibdev,
struct ib_device_attr *props,
struct ib_udata *uhw)
@@ -440,7 +444,7 @@
int err;
int have_ib_ports;
struct mlx4_uverbs_ex_query_device cmd;
- struct mlx4_uverbs_ex_query_device_resp resp = {.comp_mask = 0};
+ struct mlx4_uverbs_ex_query_device_resp resp = {};
struct mlx4_clock_params clock_params;
if (uhw->inlen) {
@@ -554,7 +558,6 @@
props->max_mcast_qp_attach = dev->dev->caps.num_qp_per_mgm;
props->max_total_mcast_qp_attach = props->max_mcast_qp_attach *
props->max_mcast_grp;
- props->max_map_per_fmr = dev->dev->caps.max_fmr_maps;
props->hca_core_clock = dev->dev->caps.hca_core_clock * 1000UL;
props->timestamp_mask = 0xFFFFFFFFFFFFULL;
props->max_ah = INT_MAX;
@@ -592,7 +595,7 @@
sizeof(struct mlx4_wqe_data_seg);
}
- if (field_avail(typeof(resp), rss_caps, uhw->outlen)) {
+ if (offsetofend(typeof(resp), rss_caps) <= uhw->outlen) {
if (props->rss_caps.supported_qpts) {
resp.rss_caps.rx_hash_function =
MLX4_IB_RX_HASH_FUNC_TOEPLITZ;
@@ -616,7 +619,7 @@
sizeof(resp.rss_caps);
}
- if (field_avail(typeof(resp), tso_caps, uhw->outlen)) {
+ if (offsetofend(typeof(resp), tso_caps) <= uhw->outlen) {
if (dev->dev->caps.max_gso_sz &&
((mlx4_ib_port_link_layer(ibdev, 1) ==
IB_LINK_LAYER_ETHERNET) ||
@@ -743,7 +746,8 @@
static u8 state_to_phys_state(enum ib_port_state state)
{
- return state == IB_PORT_ACTIVE ? 5 : 3;
+ return state == IB_PORT_ACTIVE ?
+ IB_PORT_PHYS_STATE_LINK_UP : IB_PORT_PHYS_STATE_DISABLED;
}
static int eth_link_query_port(struct ib_device *ibdev, u8 port,
@@ -777,7 +781,8 @@
props->ip_gids = true;
props->gid_tbl_len = mdev->dev->caps.gid_table_len[port];
props->max_msg_sz = mdev->dev->caps.max_msg_sz;
- props->pkey_tbl_len = 1;
+ if (mdev->dev->caps.pkey_table_len[port])
+ props->pkey_tbl_len = 1;
props->max_mtu = IB_MTU_4096;
props->max_vl_num = 2;
props->state = IB_PORT_DOWN;
@@ -1085,19 +1090,21 @@
return err;
}
-static struct ib_ucontext *mlx4_ib_alloc_ucontext(struct ib_device *ibdev,
- struct ib_udata *udata)
+static int mlx4_ib_alloc_ucontext(struct ib_ucontext *uctx,
+ struct ib_udata *udata)
{
+ struct ib_device *ibdev = uctx->device;
struct mlx4_ib_dev *dev = to_mdev(ibdev);
- struct mlx4_ib_ucontext *context;
+ struct mlx4_ib_ucontext *context = to_mucontext(uctx);
struct mlx4_ib_alloc_ucontext_resp_v3 resp_v3;
struct mlx4_ib_alloc_ucontext_resp resp;
int err;
if (!dev->ib_active)
- return ERR_PTR(-EAGAIN);
+ return -EAGAIN;
- if (ibdev->uverbs_abi_ver == MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION) {
+ if (ibdev->ops.uverbs_abi_ver ==
+ MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION) {
resp_v3.qp_tab_size = dev->dev->caps.num_qps;
resp_v3.bf_reg_size = dev->dev->caps.bf_reg_size;
resp_v3.bf_regs_per_page = dev->dev->caps.bf_regs_per_page;
@@ -1109,15 +1116,9 @@
resp.cqe_size = dev->dev->caps.cqe_size;
}
- context = kzalloc(sizeof(*context), GFP_KERNEL);
- if (!context)
- return ERR_PTR(-ENOMEM);
-
err = mlx4_uar_alloc(to_mdev(ibdev)->dev, &context->uar);
- if (err) {
- kfree(context);
- return ERR_PTR(err);
- }
+ if (err)
+ return err;
INIT_LIST_HEAD(&context->db_page_list);
mutex_init(&context->db_page_mutex);
@@ -1125,254 +1126,139 @@
INIT_LIST_HEAD(&context->wqn_ranges_list);
mutex_init(&context->wqn_ranges_mutex);
- if (ibdev->uverbs_abi_ver == MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION)
+ if (ibdev->ops.uverbs_abi_ver == MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION)
err = ib_copy_to_udata(udata, &resp_v3, sizeof(resp_v3));
else
err = ib_copy_to_udata(udata, &resp, sizeof(resp));
if (err) {
mlx4_uar_free(to_mdev(ibdev)->dev, &context->uar);
- kfree(context);
- return ERR_PTR(-EFAULT);
+ return -EFAULT;
}
- return &context->ibucontext;
+ return err;
}
-static int mlx4_ib_dealloc_ucontext(struct ib_ucontext *ibcontext)
+static void mlx4_ib_dealloc_ucontext(struct ib_ucontext *ibcontext)
{
struct mlx4_ib_ucontext *context = to_mucontext(ibcontext);
mlx4_uar_free(to_mdev(ibcontext->device)->dev, &context->uar);
- kfree(context);
-
- return 0;
}
-
-static void mlx4_ib_vma_open(struct vm_area_struct *area)
-{
- /* vma_open is called when a new VMA is created on top of our VMA.
- * This is done through either mremap flow or split_vma (usually due
- * to mlock, madvise, munmap, etc.). We do not support a clone of the
- * vma, as this VMA is strongly hardware related. Therefore we set the
- * vm_ops of the newly created/cloned VMA to NULL, to prevent it from
- * calling us again and trying to do incorrect actions. We assume that
- * the original vma size is exactly a single page that there will be no
- * "splitting" operations on.
- */
- area->vm_ops = NULL;
-}
-
-static void mlx4_ib_vma_close(struct vm_area_struct *area)
-{
- struct mlx4_ib_vma_private_data *mlx4_ib_vma_priv_data;
-
- /* It's guaranteed that all VMAs opened on a FD are closed before the
- * file itself is closed, therefore no sync is needed with the regular
- * closing flow. (e.g. mlx4_ib_dealloc_ucontext) However need a sync
- * with accessing the vma as part of mlx4_ib_disassociate_ucontext.
- * The close operation is usually called under mm->mmap_sem except when
- * process is exiting. The exiting case is handled explicitly as part
- * of mlx4_ib_disassociate_ucontext.
- */
- mlx4_ib_vma_priv_data = (struct mlx4_ib_vma_private_data *)
- area->vm_private_data;
-
- /* set the vma context pointer to null in the mlx4_ib driver's private
- * data to protect against a race condition in mlx4_ib_dissassociate_ucontext().
- */
- mlx4_ib_vma_priv_data->vma = NULL;
-}
-
-static const struct vm_operations_struct mlx4_ib_vm_ops = {
- .open = mlx4_ib_vma_open,
- .close = mlx4_ib_vma_close
-};
static void mlx4_ib_disassociate_ucontext(struct ib_ucontext *ibcontext)
{
- int i;
- struct vm_area_struct *vma;
- struct mlx4_ib_ucontext *context = to_mucontext(ibcontext);
-
- /* need to protect from a race on closing the vma as part of
- * mlx4_ib_vma_close().
- */
- for (i = 0; i < HW_BAR_COUNT; i++) {
- vma = context->hw_bar_info[i].vma;
- if (!vma)
- continue;
-
- zap_vma_ptes(context->hw_bar_info[i].vma,
- context->hw_bar_info[i].vma->vm_start, PAGE_SIZE);
-
- context->hw_bar_info[i].vma->vm_flags &=
- ~(VM_SHARED | VM_MAYSHARE);
- /* context going to be destroyed, should not access ops any more */
- context->hw_bar_info[i].vma->vm_ops = NULL;
- }
-}
-
-static void mlx4_ib_set_vma_data(struct vm_area_struct *vma,
- struct mlx4_ib_vma_private_data *vma_private_data)
-{
- vma_private_data->vma = vma;
- vma->vm_private_data = vma_private_data;
- vma->vm_ops = &mlx4_ib_vm_ops;
}
static int mlx4_ib_mmap(struct ib_ucontext *context, struct vm_area_struct *vma)
{
struct mlx4_ib_dev *dev = to_mdev(context->device);
- struct mlx4_ib_ucontext *mucontext = to_mucontext(context);
- if (vma->vm_end - vma->vm_start != PAGE_SIZE)
- return -EINVAL;
+ switch (vma->vm_pgoff) {
+ case 0:
+ return rdma_user_mmap_io(context, vma,
+ to_mucontext(context)->uar.pfn,
+ PAGE_SIZE,
+ pgprot_noncached(vma->vm_page_prot),
+ NULL);
- if (vma->vm_pgoff == 0) {
- /* We prevent double mmaping on same context */
- if (mucontext->hw_bar_info[HW_BAR_DB].vma)
+ case 1:
+ if (dev->dev->caps.bf_reg_size == 0)
return -EINVAL;
+ return rdma_user_mmap_io(
+ context, vma,
+ to_mucontext(context)->uar.pfn +
+ dev->dev->caps.num_uars,
+ PAGE_SIZE, pgprot_writecombine(vma->vm_page_prot),
+ NULL);
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-
- if (io_remap_pfn_range(vma, vma->vm_start,
- to_mucontext(context)->uar.pfn,
- PAGE_SIZE, vma->vm_page_prot))
- return -EAGAIN;
-
- mlx4_ib_set_vma_data(vma, &mucontext->hw_bar_info[HW_BAR_DB]);
-
- } else if (vma->vm_pgoff == 1 && dev->dev->caps.bf_reg_size != 0) {
- /* We prevent double mmaping on same context */
- if (mucontext->hw_bar_info[HW_BAR_BF].vma)
- return -EINVAL;
-
- vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
-
- if (io_remap_pfn_range(vma, vma->vm_start,
- to_mucontext(context)->uar.pfn +
- dev->dev->caps.num_uars,
- PAGE_SIZE, vma->vm_page_prot))
- return -EAGAIN;
-
- mlx4_ib_set_vma_data(vma, &mucontext->hw_bar_info[HW_BAR_BF]);
-
- } else if (vma->vm_pgoff == 3) {
+ case 3: {
struct mlx4_clock_params params;
int ret;
- /* We prevent double mmaping on same context */
- if (mucontext->hw_bar_info[HW_BAR_CLOCK].vma)
- return -EINVAL;
-
ret = mlx4_get_internal_clock_params(dev->dev, ¶ms);
-
if (ret)
return ret;
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
- if (io_remap_pfn_range(vma, vma->vm_start,
- (pci_resource_start(dev->dev->persist->pdev,
- params.bar) +
- params.offset)
- >> PAGE_SHIFT,
- PAGE_SIZE, vma->vm_page_prot))
- return -EAGAIN;
+ return rdma_user_mmap_io(
+ context, vma,
+ (pci_resource_start(dev->dev->persist->pdev,
+ params.bar) +
+ params.offset) >>
+ PAGE_SHIFT,
+ PAGE_SIZE, pgprot_noncached(vma->vm_page_prot),
+ NULL);
+ }
- mlx4_ib_set_vma_data(vma,
- &mucontext->hw_bar_info[HW_BAR_CLOCK]);
- } else {
+ default:
return -EINVAL;
}
-
- return 0;
}
-static struct ib_pd *mlx4_ib_alloc_pd(struct ib_device *ibdev,
- struct ib_ucontext *context,
- struct ib_udata *udata)
+static int mlx4_ib_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata)
{
- struct mlx4_ib_pd *pd;
+ struct mlx4_ib_pd *pd = to_mpd(ibpd);
+ struct ib_device *ibdev = ibpd->device;
int err;
- pd = kzalloc(sizeof(*pd), GFP_KERNEL);
- if (!pd)
- return ERR_PTR(-ENOMEM);
-
err = mlx4_pd_alloc(to_mdev(ibdev)->dev, &pd->pdn);
- if (err) {
- kfree(pd);
- return ERR_PTR(err);
+ if (err)
+ return err;
+
+ if (udata && ib_copy_to_udata(udata, &pd->pdn, sizeof(__u32))) {
+ mlx4_pd_free(to_mdev(ibdev)->dev, pd->pdn);
+ return -EFAULT;
}
-
- if (context)
- if (ib_copy_to_udata(udata, &pd->pdn, sizeof (__u32))) {
- mlx4_pd_free(to_mdev(ibdev)->dev, pd->pdn);
- kfree(pd);
- return ERR_PTR(-EFAULT);
- }
- return &pd->ibpd;
-}
-
-static int mlx4_ib_dealloc_pd(struct ib_pd *pd)
-{
- mlx4_pd_free(to_mdev(pd->device)->dev, to_mpd(pd)->pdn);
- kfree(pd);
-
return 0;
}
-static struct ib_xrcd *mlx4_ib_alloc_xrcd(struct ib_device *ibdev,
- struct ib_ucontext *context,
- struct ib_udata *udata)
+static int mlx4_ib_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata)
{
- struct mlx4_ib_xrcd *xrcd;
+ mlx4_pd_free(to_mdev(pd->device)->dev, to_mpd(pd)->pdn);
+ return 0;
+}
+
+static int mlx4_ib_alloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata)
+{
+ struct mlx4_ib_dev *dev = to_mdev(ibxrcd->device);
+ struct mlx4_ib_xrcd *xrcd = to_mxrcd(ibxrcd);
struct ib_cq_init_attr cq_attr = {};
int err;
- if (!(to_mdev(ibdev)->dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC))
- return ERR_PTR(-ENOSYS);
+ if (!(dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC))
+ return -EOPNOTSUPP;
- xrcd = kmalloc(sizeof *xrcd, GFP_KERNEL);
- if (!xrcd)
- return ERR_PTR(-ENOMEM);
-
- err = mlx4_xrcd_alloc(to_mdev(ibdev)->dev, &xrcd->xrcdn);
+ err = mlx4_xrcd_alloc(dev->dev, &xrcd->xrcdn);
if (err)
- goto err1;
+ return err;
- xrcd->pd = ib_alloc_pd(ibdev, 0);
+ xrcd->pd = ib_alloc_pd(ibxrcd->device, 0);
if (IS_ERR(xrcd->pd)) {
err = PTR_ERR(xrcd->pd);
goto err2;
}
cq_attr.cqe = 1;
- xrcd->cq = ib_create_cq(ibdev, NULL, NULL, xrcd, &cq_attr);
+ xrcd->cq = ib_create_cq(ibxrcd->device, NULL, NULL, xrcd, &cq_attr);
if (IS_ERR(xrcd->cq)) {
err = PTR_ERR(xrcd->cq);
goto err3;
}
- return &xrcd->ibxrcd;
+ return 0;
err3:
ib_dealloc_pd(xrcd->pd);
err2:
- mlx4_xrcd_free(to_mdev(ibdev)->dev, xrcd->xrcdn);
-err1:
- kfree(xrcd);
- return ERR_PTR(err);
+ mlx4_xrcd_free(dev->dev, xrcd->xrcdn);
+ return err;
}
-static int mlx4_ib_dealloc_xrcd(struct ib_xrcd *xrcd)
+static int mlx4_ib_dealloc_xrcd(struct ib_xrcd *xrcd, struct ib_udata *udata)
{
ib_destroy_cq(to_mxrcd(xrcd)->cq);
ib_dealloc_pd(to_mxrcd(xrcd)->pd);
mlx4_xrcd_free(to_mdev(xrcd->device)->dev, to_mxrcd(xrcd)->xrcdn);
- kfree(xrcd);
-
return 0;
}
@@ -1646,20 +1532,8 @@
struct mlx4_net_trans_rule_hw_ctrl *ctrl;
int default_flow;
- static const u16 __mlx4_domain[] = {
- [IB_FLOW_DOMAIN_USER] = MLX4_DOMAIN_UVERBS,
- [IB_FLOW_DOMAIN_ETHTOOL] = MLX4_DOMAIN_ETHTOOL,
- [IB_FLOW_DOMAIN_RFS] = MLX4_DOMAIN_RFS,
- [IB_FLOW_DOMAIN_NIC] = MLX4_DOMAIN_NIC,
- };
-
if (flow_attr->priority > MLX4_IB_FLOW_MAX_PRIO) {
pr_err("Invalid priority value %d\n", flow_attr->priority);
- return -EINVAL;
- }
-
- if (domain >= IB_FLOW_DOMAIN_NUM) {
- pr_err("Invalid domain value %d\n", domain);
return -EINVAL;
}
@@ -1671,8 +1545,7 @@
return PTR_ERR(mailbox);
ctrl = mailbox->buf;
- ctrl->prio = cpu_to_be16(__mlx4_domain[domain] |
- flow_attr->priority);
+ ctrl->prio = cpu_to_be16(domain | flow_attr->priority);
ctrl->type = mlx4_map_sw_to_hw_steering_mode(mdev->dev, flow_type);
ctrl->port = flow_attr->port;
ctrl->qpn = cpu_to_be32(qp->qp_num);
@@ -1814,8 +1687,8 @@
}
static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp,
- struct ib_flow_attr *flow_attr,
- int domain, struct ib_udata *udata)
+ struct ib_flow_attr *flow_attr,
+ struct ib_udata *udata)
{
int err = 0, i = 0, j = 0;
struct mlx4_ib_flow *mflow;
@@ -1881,8 +1754,8 @@
}
while (i < ARRAY_SIZE(type) && type[i]) {
- err = __mlx4_ib_create_flow(qp, flow_attr, domain, type[i],
- &mflow->reg_id[i].id);
+ err = __mlx4_ib_create_flow(qp, flow_attr, MLX4_DOMAIN_UVERBS,
+ type[i], &mflow->reg_id[i].id);
if (err)
goto err_create_flow;
if (is_bonded) {
@@ -1891,7 +1764,7 @@
*/
flow_attr->port = 2;
err = __mlx4_ib_create_flow(qp, flow_attr,
- domain, type[j],
+ MLX4_DOMAIN_UVERBS, type[j],
&mflow->reg_id[j].mirror);
flow_attr->port = 1;
if (err)
@@ -2143,39 +2016,44 @@
return err;
}
-static ssize_t show_hca(struct device *device, struct device_attribute *attr,
- char *buf)
+static ssize_t hca_type_show(struct device *device,
+ struct device_attribute *attr, char *buf)
{
struct mlx4_ib_dev *dev =
- container_of(device, struct mlx4_ib_dev, ib_dev.dev);
+ rdma_device_to_drv_device(device, struct mlx4_ib_dev, ib_dev);
return sprintf(buf, "MT%d\n", dev->dev->persist->pdev->device);
}
+static DEVICE_ATTR_RO(hca_type);
-static ssize_t show_rev(struct device *device, struct device_attribute *attr,
- char *buf)
+static ssize_t hw_rev_show(struct device *device,
+ struct device_attribute *attr, char *buf)
{
struct mlx4_ib_dev *dev =
- container_of(device, struct mlx4_ib_dev, ib_dev.dev);
+ rdma_device_to_drv_device(device, struct mlx4_ib_dev, ib_dev);
return sprintf(buf, "%x\n", dev->dev->rev_id);
}
+static DEVICE_ATTR_RO(hw_rev);
-static ssize_t show_board(struct device *device, struct device_attribute *attr,
- char *buf)
+static ssize_t board_id_show(struct device *device,
+ struct device_attribute *attr, char *buf)
{
struct mlx4_ib_dev *dev =
- container_of(device, struct mlx4_ib_dev, ib_dev.dev);
+ rdma_device_to_drv_device(device, struct mlx4_ib_dev, ib_dev);
+
return sprintf(buf, "%.*s\n", MLX4_BOARD_ID_LEN,
dev->dev->board_id);
}
+static DEVICE_ATTR_RO(board_id);
-static DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
-static DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL);
-static DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL);
+static struct attribute *mlx4_class_attributes[] = {
+ &dev_attr_hw_rev.attr,
+ &dev_attr_hca_type.attr,
+ &dev_attr_board_id.attr,
+ NULL
+};
-static struct device_attribute *mlx4_class_attributes[] = {
- &dev_attr_hw_rev,
- &dev_attr_hca_type,
- &dev_attr_board_id
+static const struct attribute_group mlx4_attr_group = {
+ .attrs = mlx4_class_attributes,
};
struct diag_counter {
@@ -2320,6 +2198,11 @@
}
}
+static const struct ib_device_ops mlx4_ib_hw_stats_ops = {
+ .alloc_hw_stats = mlx4_ib_alloc_hw_stats,
+ .get_hw_stats = mlx4_ib_get_hw_stats,
+};
+
static int mlx4_ib_alloc_diag_counters(struct mlx4_ib_dev *ibdev)
{
struct mlx4_ib_diag_counters *diag = ibdev->diag_counters;
@@ -2346,8 +2229,7 @@
diag[i].offset, i);
}
- ibdev->ib_dev.get_hw_stats = mlx4_ib_get_hw_stats;
- ibdev->ib_dev.alloc_hw_stats = mlx4_ib_alloc_hw_stats;
+ ib_set_device_ops(&ibdev->ib_dev, &mlx4_ib_hw_stats_ops);
return 0;
@@ -2451,6 +2333,32 @@
(event == NETDEV_CHANGEADDR || event == NETDEV_REGISTER ||
event == NETDEV_UP || event == NETDEV_CHANGE))
update_qps_port = port;
+
+ if (dev == iboe->netdevs[port - 1] &&
+ (event == NETDEV_UP || event == NETDEV_DOWN)) {
+ enum ib_port_state port_state;
+ struct ib_event ibev = { };
+
+ if (ib_get_cached_port_state(&ibdev->ib_dev, port,
+ &port_state))
+ continue;
+
+ if (event == NETDEV_UP &&
+ (port_state != IB_PORT_ACTIVE ||
+ iboe->last_port_state[port - 1] != IB_PORT_DOWN))
+ continue;
+ if (event == NETDEV_DOWN &&
+ (port_state != IB_PORT_DOWN ||
+ iboe->last_port_state[port - 1] != IB_PORT_ACTIVE))
+ continue;
+ iboe->last_port_state[port - 1] = port_state;
+
+ ibev.device = &ibdev->ib_dev;
+ ibev.element.port_num = port;
+ ibev.event = event == NETDEV_UP ? IB_EVENT_PORT_ACTIVE :
+ IB_EVENT_PORT_ERR;
+ ib_dispatch_event(&ibev);
+ }
}
spin_unlock_bh(&iboe->lock);
@@ -2599,6 +2507,98 @@
(int) dev->dev->caps.fw_ver & 0xffff);
}
+static const struct ib_device_ops mlx4_ib_dev_ops = {
+ .owner = THIS_MODULE,
+ .driver_id = RDMA_DRIVER_MLX4,
+ .uverbs_abi_ver = MLX4_IB_UVERBS_ABI_VERSION,
+
+ .add_gid = mlx4_ib_add_gid,
+ .alloc_mr = mlx4_ib_alloc_mr,
+ .alloc_pd = mlx4_ib_alloc_pd,
+ .alloc_ucontext = mlx4_ib_alloc_ucontext,
+ .attach_mcast = mlx4_ib_mcg_attach,
+ .create_ah = mlx4_ib_create_ah,
+ .create_cq = mlx4_ib_create_cq,
+ .create_qp = mlx4_ib_create_qp,
+ .create_srq = mlx4_ib_create_srq,
+ .dealloc_pd = mlx4_ib_dealloc_pd,
+ .dealloc_ucontext = mlx4_ib_dealloc_ucontext,
+ .del_gid = mlx4_ib_del_gid,
+ .dereg_mr = mlx4_ib_dereg_mr,
+ .destroy_ah = mlx4_ib_destroy_ah,
+ .destroy_cq = mlx4_ib_destroy_cq,
+ .destroy_qp = mlx4_ib_destroy_qp,
+ .destroy_srq = mlx4_ib_destroy_srq,
+ .detach_mcast = mlx4_ib_mcg_detach,
+ .disassociate_ucontext = mlx4_ib_disassociate_ucontext,
+ .drain_rq = mlx4_ib_drain_rq,
+ .drain_sq = mlx4_ib_drain_sq,
+ .get_dev_fw_str = get_fw_ver_str,
+ .get_dma_mr = mlx4_ib_get_dma_mr,
+ .get_link_layer = mlx4_ib_port_link_layer,
+ .get_netdev = mlx4_ib_get_netdev,
+ .get_port_immutable = mlx4_port_immutable,
+ .map_mr_sg = mlx4_ib_map_mr_sg,
+ .mmap = mlx4_ib_mmap,
+ .modify_cq = mlx4_ib_modify_cq,
+ .modify_device = mlx4_ib_modify_device,
+ .modify_port = mlx4_ib_modify_port,
+ .modify_qp = mlx4_ib_modify_qp,
+ .modify_srq = mlx4_ib_modify_srq,
+ .poll_cq = mlx4_ib_poll_cq,
+ .post_recv = mlx4_ib_post_recv,
+ .post_send = mlx4_ib_post_send,
+ .post_srq_recv = mlx4_ib_post_srq_recv,
+ .process_mad = mlx4_ib_process_mad,
+ .query_ah = mlx4_ib_query_ah,
+ .query_device = mlx4_ib_query_device,
+ .query_gid = mlx4_ib_query_gid,
+ .query_pkey = mlx4_ib_query_pkey,
+ .query_port = mlx4_ib_query_port,
+ .query_qp = mlx4_ib_query_qp,
+ .query_srq = mlx4_ib_query_srq,
+ .reg_user_mr = mlx4_ib_reg_user_mr,
+ .req_notify_cq = mlx4_ib_arm_cq,
+ .rereg_user_mr = mlx4_ib_rereg_user_mr,
+ .resize_cq = mlx4_ib_resize_cq,
+
+ INIT_RDMA_OBJ_SIZE(ib_ah, mlx4_ib_ah, ibah),
+ INIT_RDMA_OBJ_SIZE(ib_cq, mlx4_ib_cq, ibcq),
+ INIT_RDMA_OBJ_SIZE(ib_pd, mlx4_ib_pd, ibpd),
+ INIT_RDMA_OBJ_SIZE(ib_srq, mlx4_ib_srq, ibsrq),
+ INIT_RDMA_OBJ_SIZE(ib_ucontext, mlx4_ib_ucontext, ibucontext),
+};
+
+static const struct ib_device_ops mlx4_ib_dev_wq_ops = {
+ .create_rwq_ind_table = mlx4_ib_create_rwq_ind_table,
+ .create_wq = mlx4_ib_create_wq,
+ .destroy_rwq_ind_table = mlx4_ib_destroy_rwq_ind_table,
+ .destroy_wq = mlx4_ib_destroy_wq,
+ .modify_wq = mlx4_ib_modify_wq,
+
+ INIT_RDMA_OBJ_SIZE(ib_rwq_ind_table, mlx4_ib_rwq_ind_table,
+ ib_rwq_ind_tbl),
+};
+
+static const struct ib_device_ops mlx4_ib_dev_mw_ops = {
+ .alloc_mw = mlx4_ib_alloc_mw,
+ .dealloc_mw = mlx4_ib_dealloc_mw,
+
+ INIT_RDMA_OBJ_SIZE(ib_mw, mlx4_ib_mw, ibmw),
+};
+
+static const struct ib_device_ops mlx4_ib_dev_xrc_ops = {
+ .alloc_xrcd = mlx4_ib_alloc_xrcd,
+ .dealloc_xrcd = mlx4_ib_dealloc_xrcd,
+
+ INIT_RDMA_OBJ_SIZE(ib_xrcd, mlx4_ib_xrcd, ibxrcd),
+};
+
+static const struct ib_device_ops mlx4_ib_dev_fs_ops = {
+ .create_flow = mlx4_ib_create_flow,
+ .destroy_flow = mlx4_ib_destroy_flow,
+};
+
static void *mlx4_ib_add(struct mlx4_dev *dev)
{
struct mlx4_ib_dev *ibdev;
@@ -2622,7 +2622,7 @@
if (num_ports == 0)
return NULL;
- ibdev = (struct mlx4_ib_dev *) ib_alloc_device(sizeof *ibdev);
+ ibdev = ib_alloc_device(mlx4_ib_dev, ib_dev);
if (!ibdev) {
dev_err(&dev->persist->pdev->dev,
"Device struct alloc failed\n");
@@ -2646,8 +2646,6 @@
ibdev->dev = dev;
ibdev->bond_next_port = 0;
- strlcpy(ibdev->ib_dev.name, "mlx4_%d", IB_DEVICE_NAME_MAX);
- ibdev->ib_dev.owner = THIS_MODULE;
ibdev->ib_dev.node_type = RDMA_NODE_IB_CA;
ibdev->ib_dev.local_dma_lkey = dev->caps.reserved_lkey;
ibdev->num_ports = num_ports;
@@ -2655,14 +2653,6 @@
1 : ibdev->num_ports;
ibdev->ib_dev.num_comp_vectors = dev->caps.num_comp_vectors;
ibdev->ib_dev.dev.parent = &dev->persist->pdev->dev;
- ibdev->ib_dev.get_netdev = mlx4_ib_get_netdev;
- ibdev->ib_dev.add_gid = mlx4_ib_add_gid;
- ibdev->ib_dev.del_gid = mlx4_ib_del_gid;
-
- if (dev->caps.userspace_caps)
- ibdev->ib_dev.uverbs_abi_ver = MLX4_IB_UVERBS_ABI_VERSION;
- else
- ibdev->ib_dev.uverbs_abi_ver = MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION;
ibdev->ib_dev.uverbs_cmd_mask =
(1ull << IB_USER_VERBS_CMD_GET_CONTEXT) |
@@ -2690,115 +2680,41 @@
(1ull << IB_USER_VERBS_CMD_CREATE_XSRQ) |
(1ull << IB_USER_VERBS_CMD_OPEN_QP);
- ibdev->ib_dev.query_device = mlx4_ib_query_device;
- ibdev->ib_dev.query_port = mlx4_ib_query_port;
- ibdev->ib_dev.get_link_layer = mlx4_ib_port_link_layer;
- ibdev->ib_dev.query_gid = mlx4_ib_query_gid;
- ibdev->ib_dev.query_pkey = mlx4_ib_query_pkey;
- ibdev->ib_dev.modify_device = mlx4_ib_modify_device;
- ibdev->ib_dev.modify_port = mlx4_ib_modify_port;
- ibdev->ib_dev.alloc_ucontext = mlx4_ib_alloc_ucontext;
- ibdev->ib_dev.dealloc_ucontext = mlx4_ib_dealloc_ucontext;
- ibdev->ib_dev.mmap = mlx4_ib_mmap;
- ibdev->ib_dev.alloc_pd = mlx4_ib_alloc_pd;
- ibdev->ib_dev.dealloc_pd = mlx4_ib_dealloc_pd;
- ibdev->ib_dev.create_ah = mlx4_ib_create_ah;
- ibdev->ib_dev.query_ah = mlx4_ib_query_ah;
- ibdev->ib_dev.destroy_ah = mlx4_ib_destroy_ah;
- ibdev->ib_dev.create_srq = mlx4_ib_create_srq;
- ibdev->ib_dev.modify_srq = mlx4_ib_modify_srq;
- ibdev->ib_dev.query_srq = mlx4_ib_query_srq;
- ibdev->ib_dev.destroy_srq = mlx4_ib_destroy_srq;
- ibdev->ib_dev.post_srq_recv = mlx4_ib_post_srq_recv;
- ibdev->ib_dev.create_qp = mlx4_ib_create_qp;
- ibdev->ib_dev.modify_qp = mlx4_ib_modify_qp;
- ibdev->ib_dev.query_qp = mlx4_ib_query_qp;
- ibdev->ib_dev.destroy_qp = mlx4_ib_destroy_qp;
- ibdev->ib_dev.drain_sq = mlx4_ib_drain_sq;
- ibdev->ib_dev.drain_rq = mlx4_ib_drain_rq;
- ibdev->ib_dev.post_send = mlx4_ib_post_send;
- ibdev->ib_dev.post_recv = mlx4_ib_post_recv;
- ibdev->ib_dev.create_cq = mlx4_ib_create_cq;
- ibdev->ib_dev.modify_cq = mlx4_ib_modify_cq;
- ibdev->ib_dev.resize_cq = mlx4_ib_resize_cq;
- ibdev->ib_dev.destroy_cq = mlx4_ib_destroy_cq;
- ibdev->ib_dev.poll_cq = mlx4_ib_poll_cq;
- ibdev->ib_dev.req_notify_cq = mlx4_ib_arm_cq;
- ibdev->ib_dev.get_dma_mr = mlx4_ib_get_dma_mr;
- ibdev->ib_dev.reg_user_mr = mlx4_ib_reg_user_mr;
- ibdev->ib_dev.rereg_user_mr = mlx4_ib_rereg_user_mr;
- ibdev->ib_dev.dereg_mr = mlx4_ib_dereg_mr;
- ibdev->ib_dev.alloc_mr = mlx4_ib_alloc_mr;
- ibdev->ib_dev.map_mr_sg = mlx4_ib_map_mr_sg;
- ibdev->ib_dev.attach_mcast = mlx4_ib_mcg_attach;
- ibdev->ib_dev.detach_mcast = mlx4_ib_mcg_detach;
- ibdev->ib_dev.process_mad = mlx4_ib_process_mad;
- ibdev->ib_dev.get_port_immutable = mlx4_port_immutable;
- ibdev->ib_dev.get_dev_fw_str = get_fw_ver_str;
- ibdev->ib_dev.disassociate_ucontext = mlx4_ib_disassociate_ucontext;
-
+ ib_set_device_ops(&ibdev->ib_dev, &mlx4_ib_dev_ops);
ibdev->ib_dev.uverbs_ex_cmd_mask |=
- (1ull << IB_USER_VERBS_EX_CMD_MODIFY_CQ);
+ (1ull << IB_USER_VERBS_EX_CMD_CREATE_CQ) |
+ (1ull << IB_USER_VERBS_EX_CMD_CREATE_QP);
if ((dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RSS) &&
((mlx4_ib_port_link_layer(&ibdev->ib_dev, 1) ==
IB_LINK_LAYER_ETHERNET) ||
(mlx4_ib_port_link_layer(&ibdev->ib_dev, 2) ==
- IB_LINK_LAYER_ETHERNET))) {
- ibdev->ib_dev.create_wq = mlx4_ib_create_wq;
- ibdev->ib_dev.modify_wq = mlx4_ib_modify_wq;
- ibdev->ib_dev.destroy_wq = mlx4_ib_destroy_wq;
- ibdev->ib_dev.create_rwq_ind_table =
- mlx4_ib_create_rwq_ind_table;
- ibdev->ib_dev.destroy_rwq_ind_table =
- mlx4_ib_destroy_rwq_ind_table;
- ibdev->ib_dev.uverbs_ex_cmd_mask |=
- (1ull << IB_USER_VERBS_EX_CMD_CREATE_WQ) |
- (1ull << IB_USER_VERBS_EX_CMD_MODIFY_WQ) |
- (1ull << IB_USER_VERBS_EX_CMD_DESTROY_WQ) |
- (1ull << IB_USER_VERBS_EX_CMD_CREATE_RWQ_IND_TBL) |
- (1ull << IB_USER_VERBS_EX_CMD_DESTROY_RWQ_IND_TBL);
- }
-
- if (!mlx4_is_slave(ibdev->dev)) {
- ibdev->ib_dev.alloc_fmr = mlx4_ib_fmr_alloc;
- ibdev->ib_dev.map_phys_fmr = mlx4_ib_map_phys_fmr;
- ibdev->ib_dev.unmap_fmr = mlx4_ib_unmap_fmr;
- ibdev->ib_dev.dealloc_fmr = mlx4_ib_fmr_dealloc;
- }
+ IB_LINK_LAYER_ETHERNET)))
+ ib_set_device_ops(&ibdev->ib_dev, &mlx4_ib_dev_wq_ops);
if (dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW ||
dev->caps.bmme_flags & MLX4_BMME_FLAG_TYPE_2_WIN) {
- ibdev->ib_dev.alloc_mw = mlx4_ib_alloc_mw;
- ibdev->ib_dev.dealloc_mw = mlx4_ib_dealloc_mw;
-
ibdev->ib_dev.uverbs_cmd_mask |=
(1ull << IB_USER_VERBS_CMD_ALLOC_MW) |
(1ull << IB_USER_VERBS_CMD_DEALLOC_MW);
+ ib_set_device_ops(&ibdev->ib_dev, &mlx4_ib_dev_mw_ops);
}
if (dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC) {
- ibdev->ib_dev.alloc_xrcd = mlx4_ib_alloc_xrcd;
- ibdev->ib_dev.dealloc_xrcd = mlx4_ib_dealloc_xrcd;
ibdev->ib_dev.uverbs_cmd_mask |=
(1ull << IB_USER_VERBS_CMD_OPEN_XRCD) |
(1ull << IB_USER_VERBS_CMD_CLOSE_XRCD);
+ ib_set_device_ops(&ibdev->ib_dev, &mlx4_ib_dev_xrc_ops);
}
if (check_flow_steering_support(dev)) {
ibdev->steering_support = MLX4_STEERING_MODE_DEVICE_MANAGED;
- ibdev->ib_dev.create_flow = mlx4_ib_create_flow;
- ibdev->ib_dev.destroy_flow = mlx4_ib_destroy_flow;
-
- ibdev->ib_dev.uverbs_ex_cmd_mask |=
- (1ull << IB_USER_VERBS_EX_CMD_CREATE_FLOW) |
- (1ull << IB_USER_VERBS_EX_CMD_DESTROY_FLOW);
+ ib_set_device_ops(&ibdev->ib_dev, &mlx4_ib_dev_fs_ops);
}
- ibdev->ib_dev.uverbs_ex_cmd_mask |=
- (1ull << IB_USER_VERBS_EX_CMD_QUERY_DEVICE) |
- (1ull << IB_USER_VERBS_EX_CMD_CREATE_CQ) |
- (1ull << IB_USER_VERBS_EX_CMD_CREATE_QP);
+ if (!dev->caps.userspace_caps)
+ ibdev->ib_dev.ops.uverbs_abi_ver =
+ MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION;
mlx4_ib_alloc_eqs(dev, ibdev);
@@ -2811,6 +2727,7 @@
for (i = 0; i < ibdev->num_ports; ++i) {
mutex_init(&ibdev->counters_table[i].mutex);
INIT_LIST_HEAD(&ibdev->counters_table[i].counters_list);
+ iboe->last_port_state[i] = IB_PORT_DOWN;
}
num_req_counters = mlx4_is_bonded(dev) ? 1 : ibdev->num_ports;
@@ -2908,8 +2825,9 @@
if (mlx4_ib_alloc_diag_counters(ibdev))
goto err_steer_free_bitmap;
- ibdev->ib_dev.driver_id = RDMA_DRIVER_MLX4;
- if (ib_register_device(&ibdev->ib_dev, NULL))
+ rdma_set_device_sysfs_group(&ibdev->ib_dev, &mlx4_attr_group);
+ if (ib_register_device(&ibdev->ib_dev, "mlx4_%d",
+ &dev->persist->pdev->dev))
goto err_diag_counters;
if (mlx4_ib_mad_init(ibdev))
@@ -2929,12 +2847,6 @@
if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ROCE_V1_V2) {
err = mlx4_config_roce_v2_port(dev, ROCE_V2_UDP_DPORT);
if (err)
- goto err_notif;
- }
-
- for (j = 0; j < ARRAY_SIZE(mlx4_class_attributes); ++j) {
- if (device_create_file(&ibdev->ib_dev.dev,
- mlx4_class_attributes[j]))
goto err_notif;
}
@@ -3057,10 +2969,8 @@
/* Add an empty rule for IB L2 */
memset(&ib_spec->mask, 0, sizeof(ib_spec->mask));
- err = __mlx4_ib_create_flow(&mqp->ibqp, flow,
- IB_FLOW_DOMAIN_NIC,
- MLX4_FS_REGULAR,
- &mqp->reg_id);
+ err = __mlx4_ib_create_flow(&mqp->ibqp, flow, MLX4_DOMAIN_NIC,
+ MLX4_FS_REGULAR, &mqp->reg_id);
} else {
err = __mlx4_ib_destroy_flow(mdev->dev, mqp->reg_id);
}
--
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