本文整理汇总了C++中c2_wr_set_id函数的典型用法代码示例。如果您正苦于以下问题:C++ c2_wr_set_id函数的具体用法?C++ c2_wr_set_id怎么用?C++ c2_wr_set_id使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了c2_wr_set_id函数的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: c2_llp_service_create
int c2_llp_service_create(struct iw_cm_id *cm_id, int backlog)
{
struct c2_dev *c2dev;
struct c2wr_ep_listen_create_req wr;
struct c2wr_ep_listen_create_rep *reply;
struct c2_vq_req *vq_req;
int err;
c2dev = to_c2dev(cm_id->device);
if (c2dev == NULL)
return -EINVAL;
vq_req = vq_req_alloc(c2dev);
if (!vq_req)
return -ENOMEM;
c2_wr_set_id(&wr, CCWR_EP_LISTEN_CREATE);
wr.hdr.context = (u64) (unsigned long) vq_req;
wr.rnic_handle = c2dev->adapter_handle;
wr.local_addr = cm_id->local_addr.sin_addr.s_addr;
wr.local_port = cm_id->local_addr.sin_port;
wr.backlog = cpu_to_be32(backlog);
wr.user_context = (u64) (unsigned long) cm_id;
vq_req_get(c2dev, vq_req);
err = vq_send_wr(c2dev, (union c2wr *) & wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail0;
}
err = vq_wait_for_reply(c2dev, vq_req);
if (err)
goto bail0;
reply =
(struct c2wr_ep_listen_create_rep *) (unsigned long) vq_req->reply_msg;
if (!reply) {
err = -ENOMEM;
goto bail1;
}
if ((err = c2_errno(reply)) != 0)
goto bail1;
cm_id->provider_data = (void*)(unsigned long) reply->ep_handle;
vq_repbuf_free(c2dev, reply);
vq_req_free(c2dev, vq_req);
return 0;
bail1:
vq_repbuf_free(c2dev, reply);
bail0:
vq_req_free(c2dev, vq_req);
return err;
}
示例2: c2_del_addr
/*
* Delete an IP address from the RNIC interface
*/
int c2_del_addr(struct c2_dev *c2dev, __be32 inaddr, __be32 inmask)
{
struct c2_vq_req *vq_req;
struct c2wr_rnic_setconfig_req *wr;
struct c2wr_rnic_setconfig_rep *reply;
struct c2_netaddr netaddr;
int err, len;
vq_req = vq_req_alloc(c2dev);
if (!vq_req)
return -ENOMEM;
len = sizeof(struct c2_netaddr);
wr = kmalloc(c2dev->req_vq.msg_size, GFP_KERNEL);
if (!wr) {
err = -ENOMEM;
goto bail0;
}
c2_wr_set_id(wr, CCWR_RNIC_SETCONFIG);
wr->hdr.context = (unsigned long) vq_req;
wr->rnic_handle = c2dev->adapter_handle;
wr->option = cpu_to_be32(C2_CFG_DEL_ADDR);
netaddr.ip_addr = inaddr;
netaddr.netmask = inmask;
netaddr.mtu = 0;
memcpy(wr->data, &netaddr, len);
vq_req_get(c2dev, vq_req);
err = vq_send_wr(c2dev, (union c2wr *) wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail1;
}
err = vq_wait_for_reply(c2dev, vq_req);
if (err)
goto bail1;
reply =
(struct c2wr_rnic_setconfig_rep *) (unsigned long) (vq_req->reply_msg);
if (!reply) {
err = -ENOMEM;
goto bail1;
}
err = c2_errno(reply);
vq_repbuf_free(c2dev, reply);
bail1:
kfree(wr);
bail0:
vq_req_free(c2dev, vq_req);
return err;
}
示例3: c2_adapter_term
/*
* Send the adapter TERM message to the amso1100
*/
static void c2_adapter_term(struct c2_dev *c2dev)
{
struct c2wr_init_req wr;
memset(&wr, 0, sizeof(wr));
c2_wr_set_id(&wr, CCWR_TERM);
wr.hdr.context = 0;
/* Post the init message */
vq_send_wr(c2dev, (union c2wr *) & wr);
c2dev->init = 0;
return;
}
示例4: c2_rnic_open
/*
* Open a single RNIC instance to use with all
* low level openib calls
*/
static int c2_rnic_open(struct c2_dev *c2dev)
{
struct c2_vq_req *vq_req;
union c2wr wr;
struct c2wr_rnic_open_rep *reply;
int err;
vq_req = vq_req_alloc(c2dev);
if (vq_req == NULL) {
return -ENOMEM;
}
memset(&wr, 0, sizeof(wr));
c2_wr_set_id(&wr, CCWR_RNIC_OPEN);
wr.rnic_open.req.hdr.context = (unsigned long) (vq_req);
wr.rnic_open.req.flags = cpu_to_be16(RNIC_PRIV_MODE);
wr.rnic_open.req.port_num = cpu_to_be16(0);
wr.rnic_open.req.user_context = (unsigned long) c2dev;
vq_req_get(c2dev, vq_req);
err = vq_send_wr(c2dev, &wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail0;
}
err = vq_wait_for_reply(c2dev, vq_req);
if (err) {
goto bail0;
}
reply = (struct c2wr_rnic_open_rep *) (unsigned long) (vq_req->reply_msg);
if (!reply) {
err = -ENOMEM;
goto bail0;
}
if ((err = c2_errno(reply)) != 0) {
goto bail1;
}
c2dev->adapter_handle = reply->rnic_handle;
bail1:
vq_repbuf_free(c2dev, reply);
bail0:
vq_req_free(c2dev, vq_req);
return err;
}
示例5: c2_rnic_close
/*
* Close the RNIC instance
*/
static int c2_rnic_close(struct c2_dev *c2dev)
{
struct c2_vq_req *vq_req;
union c2wr wr;
struct c2wr_rnic_close_rep *reply;
int err;
vq_req = vq_req_alloc(c2dev);
if (vq_req == NULL) {
return -ENOMEM;
}
memset(&wr, 0, sizeof(wr));
c2_wr_set_id(&wr, CCWR_RNIC_CLOSE);
wr.rnic_close.req.hdr.context = (unsigned long) vq_req;
wr.rnic_close.req.rnic_handle = c2dev->adapter_handle;
vq_req_get(c2dev, vq_req);
err = vq_send_wr(c2dev, &wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail0;
}
err = vq_wait_for_reply(c2dev, vq_req);
if (err) {
goto bail0;
}
reply = (struct c2wr_rnic_close_rep *) (unsigned long) (vq_req->reply_msg);
if (!reply) {
err = -ENOMEM;
goto bail0;
}
if ((err = c2_errno(reply)) != 0) {
goto bail1;
}
c2dev->adapter_handle = 0;
bail1:
vq_repbuf_free(c2dev, reply);
bail0:
vq_req_free(c2dev, vq_req);
return err;
}
示例6: c2_qp_set_read_limits
int c2_qp_set_read_limits(struct c2_dev *c2dev, struct c2_qp *qp,
int ord, int ird)
{
struct c2wr_qp_modify_req wr;
struct c2wr_qp_modify_rep *reply;
struct c2_vq_req *vq_req;
int err;
vq_req = vq_req_alloc(c2dev);
if (!vq_req)
return -ENOMEM;
c2_wr_set_id(&wr, CCWR_QP_MODIFY);
wr.hdr.context = (unsigned long) vq_req;
wr.rnic_handle = c2dev->adapter_handle;
wr.qp_handle = qp->adapter_handle;
wr.ord = cpu_to_be32(ord);
wr.ird = cpu_to_be32(ird);
wr.sq_depth = cpu_to_be32(C2_QP_NO_ATTR_CHANGE);
wr.rq_depth = cpu_to_be32(C2_QP_NO_ATTR_CHANGE);
wr.next_qp_state = cpu_to_be32(C2_QP_NO_ATTR_CHANGE);
/* reference the request struct */
vq_req_get(c2dev, vq_req);
err = vq_send_wr(c2dev, (union c2wr *) & wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail0;
}
err = vq_wait_for_reply(c2dev, vq_req);
if (err)
goto bail0;
reply = (struct c2wr_qp_modify_rep *) (unsigned long)
vq_req->reply_msg;
if (!reply) {
err = -ENOMEM;
goto bail0;
}
err = c2_errno(reply);
vq_repbuf_free(c2dev, reply);
bail0:
vq_req_free(c2dev, vq_req);
return err;
}
示例7: c2_adapter_init
/*
* Send the adapter INIT message to the amso1100
*/
static int c2_adapter_init(struct c2_dev *c2dev)
{
struct c2wr_init_req wr;
int err;
memset(&wr, 0, sizeof(wr));
c2_wr_set_id(&wr, CCWR_INIT);
wr.hdr.context = 0;
wr.hint_count = cpu_to_be64(c2dev->hint_count_dma);
wr.q0_host_shared = cpu_to_be64(c2dev->req_vq.shared_dma);
wr.q1_host_shared = cpu_to_be64(c2dev->rep_vq.shared_dma);
wr.q1_host_msg_pool = cpu_to_be64(c2dev->rep_vq.host_dma);
wr.q2_host_shared = cpu_to_be64(c2dev->aeq.shared_dma);
wr.q2_host_msg_pool = cpu_to_be64(c2dev->aeq.host_dma);
/* Post the init message */
err = vq_send_wr(c2dev, (union c2wr *) & wr);
return err;
}
示例8: c2_qp_modify
int c2_qp_modify(struct c2_dev *c2dev, struct c2_qp *qp,
struct ib_qp_attr *attr, int attr_mask)
{
struct c2wr_qp_modify_req wr;
struct c2wr_qp_modify_rep *reply;
struct c2_vq_req *vq_req;
unsigned long flags;
u8 next_state;
int err;
pr_debug("%s:%d qp=%p, %s --> %s\n",
__func__, __LINE__,
qp,
to_ib_state_str(qp->state),
to_ib_state_str(attr->qp_state));
vq_req = vq_req_alloc(c2dev);
if (!vq_req)
return -ENOMEM;
c2_wr_set_id(&wr, CCWR_QP_MODIFY);
wr.hdr.context = (unsigned long) vq_req;
wr.rnic_handle = c2dev->adapter_handle;
wr.qp_handle = qp->adapter_handle;
wr.ord = cpu_to_be32(C2_QP_NO_ATTR_CHANGE);
wr.ird = cpu_to_be32(C2_QP_NO_ATTR_CHANGE);
wr.sq_depth = cpu_to_be32(C2_QP_NO_ATTR_CHANGE);
wr.rq_depth = cpu_to_be32(C2_QP_NO_ATTR_CHANGE);
if (attr_mask & IB_QP_STATE) {
/* Ensure the state is valid */
if (attr->qp_state < 0 || attr->qp_state > IB_QPS_ERR) {
err = -EINVAL;
goto bail0;
}
wr.next_qp_state = cpu_to_be32(to_c2_state(attr->qp_state));
if (attr->qp_state == IB_QPS_ERR) {
spin_lock_irqsave(&qp->lock, flags);
if (qp->cm_id && qp->state == IB_QPS_RTS) {
pr_debug("Generating CLOSE event for QP-->ERR, "
"qp=%p, cm_id=%p\n",qp,qp->cm_id);
/* Generate an CLOSE event */
vq_req->cm_id = qp->cm_id;
vq_req->event = IW_CM_EVENT_CLOSE;
}
spin_unlock_irqrestore(&qp->lock, flags);
}
next_state = attr->qp_state;
} else if (attr_mask & IB_QP_CUR_STATE) {
if (attr->cur_qp_state != IB_QPS_RTR &&
attr->cur_qp_state != IB_QPS_RTS &&
attr->cur_qp_state != IB_QPS_SQD &&
attr->cur_qp_state != IB_QPS_SQE) {
err = -EINVAL;
goto bail0;
} else
wr.next_qp_state =
cpu_to_be32(to_c2_state(attr->cur_qp_state));
next_state = attr->cur_qp_state;
} else {
err = 0;
goto bail0;
}
/* reference the request struct */
vq_req_get(c2dev, vq_req);
err = vq_send_wr(c2dev, (union c2wr *) & wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail0;
}
err = vq_wait_for_reply(c2dev, vq_req);
if (err)
goto bail0;
reply = (struct c2wr_qp_modify_rep *) (unsigned long) vq_req->reply_msg;
if (!reply) {
err = -ENOMEM;
goto bail0;
}
err = c2_errno(reply);
if (!err)
qp->state = next_state;
#ifdef DEBUG
else
pr_debug("%s: c2_errno=%d\n", __func__, err);
#endif
/*
* If we're going to error and generating the event here, then
* we need to remove the reference because there will be no
* close event generated by the adapter
//.........这里部分代码省略.........
示例9: c2_llp_service_destroy
int c2_llp_service_destroy(struct iw_cm_id *cm_id)
{
struct c2_dev *c2dev;
struct c2wr_ep_listen_destroy_req wr;
struct c2wr_ep_listen_destroy_rep *reply;
struct c2_vq_req *vq_req;
int err;
c2dev = to_c2dev(cm_id->device);
if (c2dev == NULL)
return -EINVAL;
/*
* Allocate verbs request.
*/
vq_req = vq_req_alloc(c2dev);
if (!vq_req)
return -ENOMEM;
/*
* Build the WR
*/
c2_wr_set_id(&wr, CCWR_EP_LISTEN_DESTROY);
wr.hdr.context = (unsigned long) vq_req;
wr.rnic_handle = c2dev->adapter_handle;
wr.ep_handle = (u32)(unsigned long)cm_id->provider_data;
/*
* reference the request struct. dereferenced in the int handler.
*/
vq_req_get(c2dev, vq_req);
/*
* Send WR to adapter
*/
err = vq_send_wr(c2dev, (union c2wr *) & wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail0;
}
/*
* Wait for reply from adapter
*/
err = vq_wait_for_reply(c2dev, vq_req);
if (err)
goto bail0;
/*
* Process reply
*/
reply=(struct c2wr_ep_listen_destroy_rep *)(unsigned long)vq_req->reply_msg;
if (!reply) {
err = -ENOMEM;
goto bail0;
}
vq_repbuf_free(c2dev, reply);
bail0:
vq_req_free(c2dev, vq_req);
return err;
}
示例10: c2_stag_dealloc
int c2_stag_dealloc(struct c2_dev *c2dev, u32 stag_index)
{
struct c2_vq_req *vq_req; /* verbs request object */
struct c2wr_stag_dealloc_req wr; /* work request */
struct c2wr_stag_dealloc_rep *reply; /* WR reply */
int err;
/*
* allocate verbs request object
*/
vq_req = vq_req_alloc(c2dev);
if (!vq_req) {
return -ENOMEM;
}
/*
* Build the WR
*/
c2_wr_set_id(&wr, CCWR_STAG_DEALLOC);
wr.hdr.context = (u64) (unsigned long) vq_req;
wr.rnic_handle = c2dev->adapter_handle;
wr.stag_index = cpu_to_be32(stag_index);
/*
* reference the request struct. dereferenced in the int handler.
*/
vq_req_get(c2dev, vq_req);
/*
* Send WR to adapter
*/
err = vq_send_wr(c2dev, (union c2wr *) & wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail0;
}
/*
* Wait for reply from adapter
*/
err = vq_wait_for_reply(c2dev, vq_req);
if (err) {
goto bail0;
}
/*
* Process reply
*/
reply = (struct c2wr_stag_dealloc_rep *) (unsigned long) vq_req->reply_msg;
if (!reply) {
err = -ENOMEM;
goto bail0;
}
err = c2_errno(reply);
vq_repbuf_free(c2dev, reply);
bail0:
vq_req_free(c2dev, vq_req);
return err;
}
示例11: send_pbl_messages
/*
* Send all the PBL messages to convey the remainder of the PBL
* Wait for the adapter's reply on the last one.
* This is indicated by setting the MEM_PBL_COMPLETE in the flags.
*
* NOTE: vq_req is _not_ freed by this function. The VQ Host
* Reply buffer _is_ freed by this function.
*/
static int
send_pbl_messages(struct c2_dev *c2dev, __be32 stag_index,
unsigned long va, u32 pbl_depth,
struct c2_vq_req *vq_req, int pbl_type)
{
u32 pbe_count; /* amt that fits in a PBL msg */
u32 count; /* amt in this PBL MSG. */
struct c2wr_nsmr_pbl_req *wr; /* PBL WR ptr */
struct c2wr_nsmr_pbl_rep *reply; /* reply ptr */
int err, pbl_virt, pbl_index, i;
switch (pbl_type) {
case PBL_VIRT:
pbl_virt = 1;
break;
case PBL_PHYS:
pbl_virt = 0;
break;
default:
return -EINVAL;
break;
}
pbe_count = (c2dev->req_vq.msg_size -
sizeof(struct c2wr_nsmr_pbl_req)) / sizeof(u64);
wr = kmalloc(c2dev->req_vq.msg_size, GFP_KERNEL);
if (!wr) {
return -ENOMEM;
}
c2_wr_set_id(wr, CCWR_NSMR_PBL);
/*
* Only the last PBL message will generate a reply from the verbs,
* so we set the context to 0 indicating there is no kernel verbs
* handler blocked awaiting this reply.
*/
wr->hdr.context = 0;
wr->rnic_handle = c2dev->adapter_handle;
wr->stag_index = stag_index; /* already swapped */
wr->flags = 0;
pbl_index = 0;
while (pbl_depth) {
count = min(pbe_count, pbl_depth);
wr->addrs_length = cpu_to_be32(count);
/*
* If this is the last message, then reference the
* vq request struct cuz we're gonna wait for a reply.
* also make this PBL msg as the last one.
*/
if (count == pbl_depth) {
/*
* reference the request struct. dereferenced in the
* int handler.
*/
vq_req_get(c2dev, vq_req);
wr->flags = cpu_to_be32(MEM_PBL_COMPLETE);
/*
* This is the last PBL message.
* Set the context to our VQ Request Object so we can
* wait for the reply.
*/
wr->hdr.context = (unsigned long) vq_req;
}
/*
* If pbl_virt is set then va is a virtual address
* that describes a virtually contiguous memory
* allocation. The wr needs the start of each virtual page
* to be converted to the corresponding physical address
* of the page. If pbl_virt is not set then va is an array
* of physical addresses and there is no conversion to do.
* Just fill in the wr with what is in the array.
*/
for (i = 0; i < count; i++) {
if (pbl_virt) {
va += PAGE_SIZE;
} else {
wr->paddrs[i] =
cpu_to_be64(((u64 *)va)[pbl_index + i]);
}
}
/*
* Send WR to adapter
*/
err = vq_send_wr(c2dev, (union c2wr *) wr);
if (err) {
if (count <= pbe_count) {
vq_req_put(c2dev, vq_req);
}
//.........这里部分代码省略.........
示例12: c2_llp_reject
int c2_llp_reject(struct iw_cm_id *cm_id, const void *pdata, u8 pdata_len)
{
struct c2_dev *c2dev;
struct c2wr_cr_reject_req wr;
struct c2_vq_req *vq_req;
struct c2wr_cr_reject_rep *reply;
int err;
c2dev = to_c2dev(cm_id->device);
/*
* Allocate verbs request.
*/
vq_req = vq_req_alloc(c2dev);
if (!vq_req)
return -ENOMEM;
/*
* Build the WR
*/
c2_wr_set_id(&wr, CCWR_CR_REJECT);
wr.hdr.context = (unsigned long) vq_req;
wr.rnic_handle = c2dev->adapter_handle;
wr.ep_handle = (u32) (unsigned long) cm_id->provider_data;
/*
* reference the request struct. dereferenced in the int handler.
*/
vq_req_get(c2dev, vq_req);
/*
* Send WR to adapter
*/
err = vq_send_wr(c2dev, (union c2wr *) & wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail0;
}
/*
* Wait for reply from adapter
*/
err = vq_wait_for_reply(c2dev, vq_req);
if (err)
goto bail0;
/*
* Process reply
*/
reply = (struct c2wr_cr_reject_rep *) (unsigned long)
vq_req->reply_msg;
if (!reply) {
err = -ENOMEM;
goto bail0;
}
err = c2_errno(reply);
/*
* free vq stuff
*/
vq_repbuf_free(c2dev, reply);
bail0:
vq_req_free(c2dev, vq_req);
return err;
}
示例13: c2_nsmr_register_phys_kern
int
c2_nsmr_register_phys_kern(struct c2_dev *c2dev, u64 *addr_list,
int page_size, int pbl_depth, u32 length,
u32 offset, u64 *va, enum c2_acf acf,
struct c2_mr *mr)
{
struct c2_vq_req *vq_req;
struct c2wr_nsmr_register_req *wr;
struct c2wr_nsmr_register_rep *reply;
u16 flags;
int i, pbe_count, count;
int err;
if (!va || !length || !addr_list || !pbl_depth)
return -EINTR;
/*
* Verify PBL depth is within rnic max
*/
if (pbl_depth > C2_PBL_MAX_DEPTH) {
return -EINTR;
}
/*
* allocate verbs request object
*/
vq_req = vq_req_alloc(c2dev);
if (!vq_req)
return -ENOMEM;
wr = kmalloc(c2dev->req_vq.msg_size, GFP_KERNEL);
if (!wr) {
err = -ENOMEM;
goto bail0;
}
/*
* build the WR
*/
c2_wr_set_id(wr, CCWR_NSMR_REGISTER);
wr->hdr.context = (unsigned long) vq_req;
wr->rnic_handle = c2dev->adapter_handle;
flags = (acf | MEM_VA_BASED | MEM_REMOTE);
/*
* compute how many pbes can fit in the message
*/
pbe_count = (c2dev->req_vq.msg_size -
sizeof(struct c2wr_nsmr_register_req)) / sizeof(u64);
if (pbl_depth <= pbe_count) {
flags |= MEM_PBL_COMPLETE;
}
wr->flags = cpu_to_be16(flags);
wr->stag_key = 0; //stag_key;
wr->va = cpu_to_be64(*va);
wr->pd_id = mr->pd->pd_id;
wr->pbe_size = cpu_to_be32(page_size);
wr->length = cpu_to_be32(length);
wr->pbl_depth = cpu_to_be32(pbl_depth);
wr->fbo = cpu_to_be32(offset);
count = min(pbl_depth, pbe_count);
wr->addrs_length = cpu_to_be32(count);
/*
* fill out the PBL for this message
*/
for (i = 0; i < count; i++) {
wr->paddrs[i] = cpu_to_be64(addr_list[i]);
}
/*
* regerence the request struct
*/
vq_req_get(c2dev, vq_req);
/*
* send the WR to the adapter
*/
err = vq_send_wr(c2dev, (union c2wr *) wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail1;
}
/*
* wait for reply from adapter
*/
err = vq_wait_for_reply(c2dev, vq_req);
if (err) {
goto bail1;
}
/*
* process reply
*/
reply =
(struct c2wr_nsmr_register_rep *) (unsigned long) (vq_req->reply_msg);
if (!reply) {
//.........这里部分代码省略.........
示例14: c2_post_send
int c2_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr,
struct ib_send_wr **bad_wr)
{
struct c2_dev *c2dev = to_c2dev(ibqp->device);
struct c2_qp *qp = to_c2qp(ibqp);
union c2wr wr;
unsigned long lock_flags;
int err = 0;
u32 flags;
u32 tot_len;
u8 actual_sge_count;
u32 msg_size;
if (qp->state > IB_QPS_RTS)
return -EINVAL;
while (ib_wr) {
flags = 0;
wr.sqwr.sq_hdr.user_hdr.hdr.context = ib_wr->wr_id;
if (ib_wr->send_flags & IB_SEND_SIGNALED) {
flags |= SQ_SIGNALED;
}
switch (ib_wr->opcode) {
case IB_WR_SEND:
case IB_WR_SEND_WITH_INV:
if (ib_wr->opcode == IB_WR_SEND) {
if (ib_wr->send_flags & IB_SEND_SOLICITED)
c2_wr_set_id(&wr, C2_WR_TYPE_SEND_SE);
else
c2_wr_set_id(&wr, C2_WR_TYPE_SEND);
wr.sqwr.send.remote_stag = 0;
} else {
if (ib_wr->send_flags & IB_SEND_SOLICITED)
c2_wr_set_id(&wr, C2_WR_TYPE_SEND_SE_INV);
else
c2_wr_set_id(&wr, C2_WR_TYPE_SEND_INV);
wr.sqwr.send.remote_stag =
cpu_to_be32(ib_wr->ex.invalidate_rkey);
}
msg_size = sizeof(struct c2wr_send_req) +
sizeof(struct c2_data_addr) * ib_wr->num_sge;
if (ib_wr->num_sge > qp->send_sgl_depth) {
err = -EINVAL;
break;
}
if (ib_wr->send_flags & IB_SEND_FENCE) {
flags |= SQ_READ_FENCE;
}
err = move_sgl((struct c2_data_addr *) & (wr.sqwr.send.data),
ib_wr->sg_list,
ib_wr->num_sge,
&tot_len, &actual_sge_count);
wr.sqwr.send.sge_len = cpu_to_be32(tot_len);
c2_wr_set_sge_count(&wr, actual_sge_count);
break;
case IB_WR_RDMA_WRITE:
c2_wr_set_id(&wr, C2_WR_TYPE_RDMA_WRITE);
msg_size = sizeof(struct c2wr_rdma_write_req) +
(sizeof(struct c2_data_addr) * ib_wr->num_sge);
if (ib_wr->num_sge > qp->rdma_write_sgl_depth) {
err = -EINVAL;
break;
}
if (ib_wr->send_flags & IB_SEND_FENCE) {
flags |= SQ_READ_FENCE;
}
wr.sqwr.rdma_write.remote_stag =
cpu_to_be32(ib_wr->wr.rdma.rkey);
wr.sqwr.rdma_write.remote_to =
cpu_to_be64(ib_wr->wr.rdma.remote_addr);
err = move_sgl((struct c2_data_addr *)
& (wr.sqwr.rdma_write.data),
ib_wr->sg_list,
ib_wr->num_sge,
&tot_len, &actual_sge_count);
wr.sqwr.rdma_write.sge_len = cpu_to_be32(tot_len);
c2_wr_set_sge_count(&wr, actual_sge_count);
break;
case IB_WR_RDMA_READ:
c2_wr_set_id(&wr, C2_WR_TYPE_RDMA_READ);
msg_size = sizeof(struct c2wr_rdma_read_req);
/* IWarp only suppots 1 sge for RDMA reads */
if (ib_wr->num_sge > 1) {
err = -EINVAL;
break;
}
/*
* Move the local and remote stag/to/len into the WR.
*/
wr.sqwr.rdma_read.local_stag =
cpu_to_be32(ib_wr->sg_list->lkey);
wr.sqwr.rdma_read.local_to =
cpu_to_be64(ib_wr->sg_list->addr);
wr.sqwr.rdma_read.remote_stag =
//.........这里部分代码省略.........
示例15: destroy_qp
static int destroy_qp(struct c2_dev *c2dev, struct c2_qp *qp)
{
struct c2_vq_req *vq_req;
struct c2wr_qp_destroy_req wr;
struct c2wr_qp_destroy_rep *reply;
unsigned long flags;
int err;
/*
* Allocate a verb request message
*/
vq_req = vq_req_alloc(c2dev);
if (!vq_req) {
return -ENOMEM;
}
/*
* Initialize the WR
*/
c2_wr_set_id(&wr, CCWR_QP_DESTROY);
wr.hdr.context = (unsigned long) vq_req;
wr.rnic_handle = c2dev->adapter_handle;
wr.qp_handle = qp->adapter_handle;
/*
* reference the request struct. dereferenced in the int handler.
*/
vq_req_get(c2dev, vq_req);
spin_lock_irqsave(&qp->lock, flags);
if (qp->cm_id && qp->state == IB_QPS_RTS) {
pr_debug("destroy_qp: generating CLOSE event for QP-->ERR, "
"qp=%p, cm_id=%p\n",qp,qp->cm_id);
/* Generate an CLOSE event */
vq_req->qp = qp;
vq_req->cm_id = qp->cm_id;
vq_req->event = IW_CM_EVENT_CLOSE;
}
spin_unlock_irqrestore(&qp->lock, flags);
/*
* Send WR to adapter
*/
err = vq_send_wr(c2dev, (union c2wr *) & wr);
if (err) {
vq_req_put(c2dev, vq_req);
goto bail0;
}
/*
* Wait for reply from adapter
*/
err = vq_wait_for_reply(c2dev, vq_req);
if (err) {
goto bail0;
}
/*
* Process reply
*/
reply = (struct c2wr_qp_destroy_rep *) (unsigned long) (vq_req->reply_msg);
if (!reply) {
err = -ENOMEM;
goto bail0;
}
spin_lock_irqsave(&qp->lock, flags);
if (qp->cm_id) {
qp->cm_id->rem_ref(qp->cm_id);
qp->cm_id = NULL;
}
spin_unlock_irqrestore(&qp->lock, flags);
vq_repbuf_free(c2dev, reply);
bail0:
vq_req_free(c2dev, vq_req);
return err;
}