mad_send_wr = container_of(send_buf,
struct ib_mad_send_wr_private,
send_buf);
- mad_send_wr->send_wr.wr.ud.port_num = port_num;
+ mad_send_wr->send_wr.port_num = port_num;
}
if (ib_post_send_mad(send_buf, NULL)) {
struct ib_device *device = mad_agent_priv->agent.device;
u8 port_num;
struct ib_wc mad_wc;
- struct ib_send_wr *send_wr = &mad_send_wr->send_wr;
+ struct ib_ud_wr *send_wr = &mad_send_wr->send_wr;
size_t mad_size = port_mad_size(mad_agent_priv->qp_info->port_priv);
u16 out_mad_pkey_index = 0;
u16 drslid;
if (rdma_cap_ib_switch(device) &&
smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
- port_num = send_wr->wr.ud.port_num;
+ port_num = send_wr->port_num;
else
port_num = mad_agent_priv->agent.port_num;
}
build_smp_wc(mad_agent_priv->agent.qp,
- send_wr->wr_id, drslid,
- send_wr->wr.ud.pkey_index,
- send_wr->wr.ud.port_num, &mad_wc);
+ send_wr->wr.wr_id, drslid,
+ send_wr->pkey_index,
+ send_wr->port_num, &mad_wc);
if (opa && smp->base_version == OPA_MGMT_BASE_VERSION) {
mad_wc.byte_len = mad_send_wr->send_buf.hdr_len
local->mad_send_wr = mad_send_wr;
if (opa) {
- local->mad_send_wr->send_wr.wr.ud.pkey_index = out_mad_pkey_index;
+ local->mad_send_wr->send_wr.pkey_index = out_mad_pkey_index;
local->return_wc_byte_len = mad_size;
}
/* Reference MAD agent until send side of local completion handled */
mad_send_wr->sg_list[1].lkey = mad_agent->qp->pd->local_dma_lkey;
- mad_send_wr->send_wr.wr_id = (unsigned long) mad_send_wr;
- mad_send_wr->send_wr.sg_list = mad_send_wr->sg_list;
- mad_send_wr->send_wr.num_sge = 2;
- mad_send_wr->send_wr.opcode = IB_WR_SEND;
- mad_send_wr->send_wr.send_flags = IB_SEND_SIGNALED;
- mad_send_wr->send_wr.wr.ud.remote_qpn = remote_qpn;
- mad_send_wr->send_wr.wr.ud.remote_qkey = IB_QP_SET_QKEY;
- mad_send_wr->send_wr.wr.ud.pkey_index = pkey_index;
+ mad_send_wr->send_wr.wr.wr_id = (unsigned long) mad_send_wr;
+ mad_send_wr->send_wr.wr.sg_list = mad_send_wr->sg_list;
+ mad_send_wr->send_wr.wr.num_sge = 2;
+ mad_send_wr->send_wr.wr.opcode = IB_WR_SEND;
+ mad_send_wr->send_wr.wr.send_flags = IB_SEND_SIGNALED;
+ mad_send_wr->send_wr.remote_qpn = remote_qpn;
+ mad_send_wr->send_wr.remote_qkey = IB_QP_SET_QKEY;
+ mad_send_wr->send_wr.pkey_index = pkey_index;
if (rmpp_active) {
ret = alloc_send_rmpp_list(mad_send_wr, mad_size, gfp_mask);
/* Set WR ID to find mad_send_wr upon completion */
qp_info = mad_send_wr->mad_agent_priv->qp_info;
- mad_send_wr->send_wr.wr_id = (unsigned long)&mad_send_wr->mad_list;
+ mad_send_wr->send_wr.wr.wr_id = (unsigned long)&mad_send_wr->mad_list;
mad_send_wr->mad_list.mad_queue = &qp_info->send_queue;
mad_agent = mad_send_wr->send_buf.mad_agent;
spin_lock_irqsave(&qp_info->send_queue.lock, flags);
if (qp_info->send_queue.count < qp_info->send_queue.max_active) {
- ret = ib_post_send(mad_agent->qp, &mad_send_wr->send_wr,
+ ret = ib_post_send(mad_agent->qp, &mad_send_wr->send_wr.wr,
&bad_send_wr);
list = &qp_info->send_queue.list;
} else {
* request associated with the completion
*/
next_send_buf = send_buf->next;
- mad_send_wr->send_wr.wr.ud.ah = send_buf->ah;
+ mad_send_wr->send_wr.ah = send_buf->ah;
if (((struct ib_mad_hdr *) send_buf->mad)->mgmt_class ==
IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) {
ib_mad_complete_send_wr(mad_send_wr, &mad_send_wc);
if (queued_send_wr) {
- ret = ib_post_send(qp_info->qp, &queued_send_wr->send_wr,
+ ret = ib_post_send(qp_info->qp, &queued_send_wr->send_wr.wr,
&bad_send_wr);
if (ret) {
dev_err(&port_priv->device->dev,
struct ib_send_wr *bad_send_wr;
mad_send_wr->retry = 0;
- ret = ib_post_send(qp_info->qp, &mad_send_wr->send_wr,
+ ret = ib_post_send(qp_info->qp, &mad_send_wr->send_wr.wr,
&bad_send_wr);
if (ret)
ib_mad_send_done_handler(port_priv, wc);
build_smp_wc(recv_mad_agent->agent.qp,
(unsigned long) local->mad_send_wr,
be16_to_cpu(IB_LID_PERMISSIVE),
- local->mad_send_wr->send_wr.wr.ud.pkey_index,
+ local->mad_send_wr->send_wr.pkey_index,
recv_mad_agent->agent.port_num, &wc);
local->mad_priv->header.recv_wc.wc = &wc;
struct ib_mad_send_buf send_buf;
u64 header_mapping;
u64 payload_mapping;
- struct ib_send_wr send_wr;
+ struct ib_ud_wr send_wr;
struct ib_sge sg_list[IB_MAD_SEND_REQ_MAX_SG];
__be64 tid;
unsigned long timeout;
return in_len;
}
+static void *alloc_wr(size_t wr_size, __u32 num_sge)
+{
+ return kmalloc(ALIGN(wr_size, sizeof (struct ib_sge)) +
+ num_sge * sizeof (struct ib_sge), GFP_KERNEL);
+};
+
ssize_t ib_uverbs_post_send(struct ib_uverbs_file *file,
struct ib_device *ib_dev,
const char __user *buf, int in_len,
goto out_put;
}
- next = kmalloc(ALIGN(sizeof *next, sizeof (struct ib_sge)) +
- user_wr->num_sge * sizeof (struct ib_sge),
- GFP_KERNEL);
- if (!next) {
- ret = -ENOMEM;
+ if (is_ud) {
+ struct ib_ud_wr *ud;
+
+ if (user_wr->opcode != IB_WR_SEND &&
+ user_wr->opcode != IB_WR_SEND_WITH_IMM) {
+ ret = -EINVAL;
+ goto out_put;
+ }
+
+ ud = alloc_wr(sizeof(*ud), user_wr->num_sge);
+ if (!ud) {
+ ret = -ENOMEM;
+ goto out_put;
+ }
+
+ ud->ah = idr_read_ah(user_wr->wr.ud.ah, file->ucontext);
+ if (!ud->ah) {
+ kfree(ud);
+ ret = -EINVAL;
+ goto out_put;
+ }
+ ud->remote_qpn = user_wr->wr.ud.remote_qpn;
+ ud->remote_qkey = user_wr->wr.ud.remote_qkey;
+
+ next = &ud->wr;
+ } else if (user_wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM ||
+ user_wr->opcode == IB_WR_RDMA_WRITE ||
+ user_wr->opcode == IB_WR_RDMA_READ) {
+ struct ib_rdma_wr *rdma;
+
+ rdma = alloc_wr(sizeof(*rdma), user_wr->num_sge);
+ if (!rdma) {
+ ret = -ENOMEM;
+ goto out_put;
+ }
+
+ rdma->remote_addr = user_wr->wr.rdma.remote_addr;
+ rdma->rkey = user_wr->wr.rdma.rkey;
+
+ next = &rdma->wr;
+ } else if (user_wr->opcode == IB_WR_ATOMIC_CMP_AND_SWP ||
+ user_wr->opcode == IB_WR_ATOMIC_FETCH_AND_ADD) {
+ struct ib_atomic_wr *atomic;
+
+ atomic = alloc_wr(sizeof(*atomic), user_wr->num_sge);
+ if (!atomic) {
+ ret = -ENOMEM;
+ goto out_put;
+ }
+
+ atomic->remote_addr = user_wr->wr.atomic.remote_addr;
+ atomic->compare_add = user_wr->wr.atomic.compare_add;
+ atomic->swap = user_wr->wr.atomic.swap;
+ atomic->rkey = user_wr->wr.atomic.rkey;
+
+ next = &atomic->wr;
+ } else if (user_wr->opcode == IB_WR_SEND ||
+ user_wr->opcode == IB_WR_SEND_WITH_IMM ||
+ user_wr->opcode == IB_WR_SEND_WITH_INV) {
+ next = alloc_wr(sizeof(*next), user_wr->num_sge);
+ if (!next) {
+ ret = -ENOMEM;
+ goto out_put;
+ }
+ } else {
+ ret = -EINVAL;
goto out_put;
}
+ if (user_wr->opcode == IB_WR_SEND_WITH_IMM ||
+ user_wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM) {
+ next->ex.imm_data =
+ (__be32 __force) user_wr->ex.imm_data;
+ } else if (user_wr->opcode == IB_WR_SEND_WITH_INV) {
+ next->ex.invalidate_rkey = user_wr->ex.invalidate_rkey;
+ }
+
if (!last)
wr = next;
else
next->opcode = user_wr->opcode;
next->send_flags = user_wr->send_flags;
- if (is_ud) {
- if (next->opcode != IB_WR_SEND &&
- next->opcode != IB_WR_SEND_WITH_IMM) {
- ret = -EINVAL;
- goto out_put;
- }
-
- next->wr.ud.ah = idr_read_ah(user_wr->wr.ud.ah,
- file->ucontext);
- if (!next->wr.ud.ah) {
- ret = -EINVAL;
- goto out_put;
- }
- next->wr.ud.remote_qpn = user_wr->wr.ud.remote_qpn;
- next->wr.ud.remote_qkey = user_wr->wr.ud.remote_qkey;
- if (next->opcode == IB_WR_SEND_WITH_IMM)
- next->ex.imm_data =
- (__be32 __force) user_wr->ex.imm_data;
- } else {
- switch (next->opcode) {
- case IB_WR_RDMA_WRITE_WITH_IMM:
- next->ex.imm_data =
- (__be32 __force) user_wr->ex.imm_data;
- case IB_WR_RDMA_WRITE:
- case IB_WR_RDMA_READ:
- next->wr.rdma.remote_addr =
- user_wr->wr.rdma.remote_addr;
- next->wr.rdma.rkey =
- user_wr->wr.rdma.rkey;
- break;
- case IB_WR_SEND_WITH_IMM:
- next->ex.imm_data =
- (__be32 __force) user_wr->ex.imm_data;
- break;
- case IB_WR_SEND_WITH_INV:
- next->ex.invalidate_rkey =
- user_wr->ex.invalidate_rkey;
- break;
- case IB_WR_ATOMIC_CMP_AND_SWP:
- case IB_WR_ATOMIC_FETCH_AND_ADD:
- next->wr.atomic.remote_addr =
- user_wr->wr.atomic.remote_addr;
- next->wr.atomic.compare_add =
- user_wr->wr.atomic.compare_add;
- next->wr.atomic.swap = user_wr->wr.atomic.swap;
- next->wr.atomic.rkey = user_wr->wr.atomic.rkey;
- case IB_WR_SEND:
- break;
- default:
- ret = -EINVAL;
- goto out_put;
- }
- }
-
if (next->num_sge) {
next->sg_list = (void *) next +
ALIGN(sizeof *next, sizeof (struct ib_sge));
put_qp_read(qp);
while (wr) {
- if (is_ud && wr->wr.ud.ah)
- put_ah_read(wr->wr.ud.ah);
+ if (is_ud && ud_wr(wr)->ah)
+ put_ah_read(ud_wr(wr)->ah);
next = wr->next;
kfree(wr);
wr = next;
wqe->write.reserved[0] = 0;
wqe->write.reserved[1] = 0;
wqe->write.reserved[2] = 0;
- wqe->write.stag_sink = cpu_to_be32(wr->wr.rdma.rkey);
- wqe->write.to_sink = cpu_to_be64(wr->wr.rdma.remote_addr);
+ wqe->write.stag_sink = cpu_to_be32(rdma_wr(wr)->rkey);
+ wqe->write.to_sink = cpu_to_be64(rdma_wr(wr)->remote_addr);
if (wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM) {
plen = 4;
wqe->read.local_inv = 0;
wqe->read.reserved[0] = 0;
wqe->read.reserved[1] = 0;
- wqe->read.rem_stag = cpu_to_be32(wr->wr.rdma.rkey);
- wqe->read.rem_to = cpu_to_be64(wr->wr.rdma.remote_addr);
+ wqe->read.rem_stag = cpu_to_be32(rdma_wr(wr)->rkey);
+ wqe->read.rem_to = cpu_to_be64(rdma_wr(wr)->remote_addr);
wqe->read.local_stag = cpu_to_be32(wr->sg_list[0].lkey);
wqe->read.local_len = cpu_to_be32(wr->sg_list[0].length);
wqe->read.local_to = cpu_to_be64(wr->sg_list[0].addr);
return 0;
}
-static int build_fastreg(union t3_wr *wqe, struct ib_send_wr *wr,
+static int build_fastreg(union t3_wr *wqe, struct ib_send_wr *send_wr,
u8 *flit_cnt, int *wr_cnt, struct t3_wq *wq)
{
+ struct ib_fast_reg_wr *wr = fast_reg_wr(send_wr);
int i;
__be64 *p;
- if (wr->wr.fast_reg.page_list_len > T3_MAX_FASTREG_DEPTH)
+ if (wr->page_list_len > T3_MAX_FASTREG_DEPTH)
return -EINVAL;
*wr_cnt = 1;
- wqe->fastreg.stag = cpu_to_be32(wr->wr.fast_reg.rkey);
- wqe->fastreg.len = cpu_to_be32(wr->wr.fast_reg.length);
- wqe->fastreg.va_base_hi = cpu_to_be32(wr->wr.fast_reg.iova_start >> 32);
- wqe->fastreg.va_base_lo_fbo =
- cpu_to_be32(wr->wr.fast_reg.iova_start & 0xffffffff);
+ wqe->fastreg.stag = cpu_to_be32(wr->rkey);
+ wqe->fastreg.len = cpu_to_be32(wr->length);
+ wqe->fastreg.va_base_hi = cpu_to_be32(wr->iova_start >> 32);
+ wqe->fastreg.va_base_lo_fbo = cpu_to_be32(wr->iova_start & 0xffffffff);
wqe->fastreg.page_type_perms = cpu_to_be32(
- V_FR_PAGE_COUNT(wr->wr.fast_reg.page_list_len) |
- V_FR_PAGE_SIZE(wr->wr.fast_reg.page_shift-12) |
+ V_FR_PAGE_COUNT(wr->page_list_len) |
+ V_FR_PAGE_SIZE(wr->page_shift-12) |
V_FR_TYPE(TPT_VATO) |
- V_FR_PERMS(iwch_ib_to_tpt_access(wr->wr.fast_reg.access_flags)));
+ V_FR_PERMS(iwch_ib_to_tpt_access(wr->access_flags)));
p = &wqe->fastreg.pbl_addrs[0];
- for (i = 0; i < wr->wr.fast_reg.page_list_len; i++, p++) {
+ for (i = 0; i < wr->page_list_len; i++, p++) {
/* If we need a 2nd WR, then set it up */
if (i == T3_MAX_FASTREG_FRAG) {
Q_PTR2IDX((wq->wptr+1), wq->size_log2));
build_fw_riwrh((void *)wqe, T3_WR_FASTREG, 0,
Q_GENBIT(wq->wptr + 1, wq->size_log2),
- 0, 1 + wr->wr.fast_reg.page_list_len - T3_MAX_FASTREG_FRAG,
+ 0, 1 + wr->page_list_len - T3_MAX_FASTREG_FRAG,
T3_EOP);
p = &wqe->pbl_frag.pbl_addrs[0];
}
- *p = cpu_to_be64((u64)wr->wr.fast_reg.page_list->page_list[i]);
+ *p = cpu_to_be64((u64)wr->page_list->page_list[i]);
}
- *flit_cnt = 5 + wr->wr.fast_reg.page_list_len;
+ *flit_cnt = 5 + wr->page_list_len;
if (*flit_cnt > 15)
*flit_cnt = 15;
return 0;
if (wr->num_sge > T4_MAX_SEND_SGE)
return -EINVAL;
wqe->write.r2 = 0;
- wqe->write.stag_sink = cpu_to_be32(wr->wr.rdma.rkey);
- wqe->write.to_sink = cpu_to_be64(wr->wr.rdma.remote_addr);
+ wqe->write.stag_sink = cpu_to_be32(rdma_wr(wr)->rkey);
+ wqe->write.to_sink = cpu_to_be64(rdma_wr(wr)->remote_addr);
if (wr->num_sge) {
if (wr->send_flags & IB_SEND_INLINE) {
ret = build_immd(sq, wqe->write.u.immd_src, wr,
if (wr->num_sge > 1)
return -EINVAL;
if (wr->num_sge) {
- wqe->read.stag_src = cpu_to_be32(wr->wr.rdma.rkey);
- wqe->read.to_src_hi = cpu_to_be32((u32)(wr->wr.rdma.remote_addr
+ wqe->read.stag_src = cpu_to_be32(rdma_wr(wr)->rkey);
+ wqe->read.to_src_hi = cpu_to_be32((u32)(rdma_wr(wr)->remote_addr
>> 32));
- wqe->read.to_src_lo = cpu_to_be32((u32)wr->wr.rdma.remote_addr);
+ wqe->read.to_src_lo = cpu_to_be32((u32)rdma_wr(wr)->remote_addr);
wqe->read.stag_sink = cpu_to_be32(wr->sg_list[0].lkey);
wqe->read.plen = cpu_to_be32(wr->sg_list[0].length);
wqe->read.to_sink_hi = cpu_to_be32((u32)(wr->sg_list[0].addr
}
static int build_fastreg(struct t4_sq *sq, union t4_wr *wqe,
- struct ib_send_wr *wr, u8 *len16, u8 t5dev)
+ struct ib_send_wr *send_wr, u8 *len16, u8 t5dev)
{
-
+ struct ib_fast_reg_wr *wr = fast_reg_wr(send_wr);
struct fw_ri_immd *imdp;
__be64 *p;
int i;
- int pbllen = roundup(wr->wr.fast_reg.page_list_len * sizeof(u64), 32);
+ int pbllen = roundup(wr->page_list_len * sizeof(u64), 32);
int rem;
- if (wr->wr.fast_reg.page_list_len >
- t4_max_fr_depth(use_dsgl))
+ if (wr->page_list_len > t4_max_fr_depth(use_dsgl))
return -EINVAL;
wqe->fr.qpbinde_to_dcacpu = 0;
- wqe->fr.pgsz_shift = wr->wr.fast_reg.page_shift - 12;
+ wqe->fr.pgsz_shift = wr->page_shift - 12;
wqe->fr.addr_type = FW_RI_VA_BASED_TO;
- wqe->fr.mem_perms = c4iw_ib_to_tpt_access(wr->wr.fast_reg.access_flags);
+ wqe->fr.mem_perms = c4iw_ib_to_tpt_access(wr->access_flags);
wqe->fr.len_hi = 0;
- wqe->fr.len_lo = cpu_to_be32(wr->wr.fast_reg.length);
- wqe->fr.stag = cpu_to_be32(wr->wr.fast_reg.rkey);
- wqe->fr.va_hi = cpu_to_be32(wr->wr.fast_reg.iova_start >> 32);
- wqe->fr.va_lo_fbo = cpu_to_be32(wr->wr.fast_reg.iova_start &
- 0xffffffff);
+ wqe->fr.len_lo = cpu_to_be32(wr->length);
+ wqe->fr.stag = cpu_to_be32(wr->rkey);
+ wqe->fr.va_hi = cpu_to_be32(wr->iova_start >> 32);
+ wqe->fr.va_lo_fbo = cpu_to_be32(wr->iova_start & 0xffffffff);
if (t5dev && use_dsgl && (pbllen > max_fr_immd)) {
struct c4iw_fr_page_list *c4pl =
- to_c4iw_fr_page_list(wr->wr.fast_reg.page_list);
+ to_c4iw_fr_page_list(wr->page_list);
struct fw_ri_dsgl *sglp;
- for (i = 0; i < wr->wr.fast_reg.page_list_len; i++) {
- wr->wr.fast_reg.page_list->page_list[i] = (__force u64)
- cpu_to_be64((u64)
- wr->wr.fast_reg.page_list->page_list[i]);
+ for (i = 0; i < wr->page_list_len; i++) {
+ wr->page_list->page_list[i] = (__force u64)
+ cpu_to_be64((u64)wr->page_list->page_list[i]);
}
sglp = (struct fw_ri_dsgl *)(&wqe->fr + 1);
imdp->immdlen = cpu_to_be32(pbllen);
p = (__be64 *)(imdp + 1);
rem = pbllen;
- for (i = 0; i < wr->wr.fast_reg.page_list_len; i++) {
- *p = cpu_to_be64(
- (u64)wr->wr.fast_reg.page_list->page_list[i]);
+ for (i = 0; i < wr->page_list_len; i++) {
+ *p = cpu_to_be64((u64)wr->page_list->page_list[i]);
rem -= sizeof(*p);
if (++p == (__be64 *)&sq->queue[sq->size])
p = (__be64 *)sq->queue;
struct ib_grh *grh, struct ib_mad *mad)
{
struct ib_sge list;
- struct ib_send_wr wr, *bad_wr;
+ struct ib_ud_wr wr;
+ struct ib_send_wr *bad_wr;
struct mlx4_ib_demux_pv_ctx *tun_ctx;
struct mlx4_ib_demux_pv_qp *tun_qp;
struct mlx4_rcv_tunnel_mad *tun_mad;
list.length = sizeof (struct mlx4_rcv_tunnel_mad);
list.lkey = tun_ctx->pd->local_dma_lkey;
- wr.wr.ud.ah = ah;
- wr.wr.ud.port_num = port;
- wr.wr.ud.remote_qkey = IB_QP_SET_QKEY;
- wr.wr.ud.remote_qpn = dqpn;
- wr.next = NULL;
- wr.wr_id = ((u64) tun_tx_ix) | MLX4_TUN_SET_WRID_QPN(dest_qpt);
- wr.sg_list = &list;
- wr.num_sge = 1;
- wr.opcode = IB_WR_SEND;
- wr.send_flags = IB_SEND_SIGNALED;
-
- ret = ib_post_send(src_qp, &wr, &bad_wr);
+ wr.ah = ah;
+ wr.port_num = port;
+ wr.remote_qkey = IB_QP_SET_QKEY;
+ wr.remote_qpn = dqpn;
+ wr.wr.next = NULL;
+ wr.wr.wr_id = ((u64) tun_tx_ix) | MLX4_TUN_SET_WRID_QPN(dest_qpt);
+ wr.wr.sg_list = &list;
+ wr.wr.num_sge = 1;
+ wr.wr.opcode = IB_WR_SEND;
+ wr.wr.send_flags = IB_SEND_SIGNALED;
+
+ ret = ib_post_send(src_qp, &wr.wr, &bad_wr);
out:
if (ret)
ib_destroy_ah(ah);
u8 *s_mac, struct ib_mad *mad)
{
struct ib_sge list;
- struct ib_send_wr wr, *bad_wr;
+ struct ib_ud_wr wr;
+ struct ib_send_wr *bad_wr;
struct mlx4_ib_demux_pv_ctx *sqp_ctx;
struct mlx4_ib_demux_pv_qp *sqp;
struct mlx4_mad_snd_buf *sqp_mad;
list.length = sizeof (struct mlx4_mad_snd_buf);
list.lkey = sqp_ctx->pd->local_dma_lkey;
- wr.wr.ud.ah = ah;
- wr.wr.ud.port_num = port;
- wr.wr.ud.pkey_index = wire_pkey_ix;
- wr.wr.ud.remote_qkey = qkey;
- wr.wr.ud.remote_qpn = remote_qpn;
- wr.next = NULL;
- wr.wr_id = ((u64) wire_tx_ix) | MLX4_TUN_SET_WRID_QPN(src_qpnum);
- wr.sg_list = &list;
- wr.num_sge = 1;
- wr.opcode = IB_WR_SEND;
- wr.send_flags = IB_SEND_SIGNALED;
+ wr.ah = ah;
+ wr.port_num = port;
+ wr.pkey_index = wire_pkey_ix;
+ wr.remote_qkey = qkey;
+ wr.remote_qpn = remote_qpn;
+ wr.wr.next = NULL;
+ wr.wr.wr_id = ((u64) wire_tx_ix) | MLX4_TUN_SET_WRID_QPN(src_qpnum);
+ wr.wr.sg_list = &list;
+ wr.wr.num_sge = 1;
+ wr.wr.opcode = IB_WR_SEND;
+ wr.wr.send_flags = IB_SEND_SIGNALED;
if (s_mac)
memcpy(to_mah(ah)->av.eth.s_mac, s_mac, 6);
- ret = ib_post_send(send_qp, &wr, &bad_wr);
+ ret = ib_post_send(send_qp, &wr.wr, &bad_wr);
out:
if (ret)
ib_destroy_ah(ah);
int mlx4_ib_bind_mw(struct ib_qp *qp, struct ib_mw *mw,
struct ib_mw_bind *mw_bind)
{
- struct ib_send_wr wr;
+ struct ib_bind_mw_wr wr;
struct ib_send_wr *bad_wr;
int ret;
memset(&wr, 0, sizeof(wr));
- wr.opcode = IB_WR_BIND_MW;
- wr.wr_id = mw_bind->wr_id;
- wr.send_flags = mw_bind->send_flags;
- wr.wr.bind_mw.mw = mw;
- wr.wr.bind_mw.bind_info = mw_bind->bind_info;
- wr.wr.bind_mw.rkey = ib_inc_rkey(mw->rkey);
-
- ret = mlx4_ib_post_send(qp, &wr, &bad_wr);
+ wr.wr.opcode = IB_WR_BIND_MW;
+ wr.wr.wr_id = mw_bind->wr_id;
+ wr.wr.send_flags = mw_bind->send_flags;
+ wr.mw = mw;
+ wr.bind_info = mw_bind->bind_info;
+ wr.rkey = ib_inc_rkey(mw->rkey);
+
+ ret = mlx4_ib_post_send(qp, &wr.wr, &bad_wr);
if (!ret)
- mw->rkey = wr.wr.bind_mw.rkey;
+ mw->rkey = wr.rkey;
return ret;
}
}
static int build_sriov_qp0_header(struct mlx4_ib_sqp *sqp,
- struct ib_send_wr *wr,
+ struct ib_ud_wr *wr,
void *wqe, unsigned *mlx_seg_len)
{
struct mlx4_ib_dev *mdev = to_mdev(sqp->qp.ibqp.device);
struct ib_device *ib_dev = &mdev->ib_dev;
struct mlx4_wqe_mlx_seg *mlx = wqe;
struct mlx4_wqe_inline_seg *inl = wqe + sizeof *mlx;
- struct mlx4_ib_ah *ah = to_mah(wr->wr.ud.ah);
+ struct mlx4_ib_ah *ah = to_mah(wr->ah);
u16 pkey;
u32 qkey;
int send_size;
int spc;
int i;
- if (wr->opcode != IB_WR_SEND)
+ if (wr->wr.opcode != IB_WR_SEND)
return -EINVAL;
send_size = 0;
- for (i = 0; i < wr->num_sge; ++i)
- send_size += wr->sg_list[i].length;
+ for (i = 0; i < wr->wr.num_sge; ++i)
+ send_size += wr->wr.sg_list[i].length;
/* for proxy-qp0 sends, need to add in size of tunnel header */
/* for tunnel-qp0 sends, tunnel header is already in s/g list */
mlx->rlid = sqp->ud_header.lrh.destination_lid;
sqp->ud_header.lrh.virtual_lane = 0;
- sqp->ud_header.bth.solicited_event = !!(wr->send_flags & IB_SEND_SOLICITED);
+ sqp->ud_header.bth.solicited_event = !!(wr->wr.send_flags & IB_SEND_SOLICITED);
ib_get_cached_pkey(ib_dev, sqp->qp.port, 0, &pkey);
sqp->ud_header.bth.pkey = cpu_to_be16(pkey);
if (sqp->qp.mlx4_ib_qp_type == MLX4_IB_QPT_TUN_SMI_OWNER)
- sqp->ud_header.bth.destination_qpn = cpu_to_be32(wr->wr.ud.remote_qpn);
+ sqp->ud_header.bth.destination_qpn = cpu_to_be32(wr->remote_qpn);
else
sqp->ud_header.bth.destination_qpn =
cpu_to_be32(mdev->dev->caps.qp0_tunnel[sqp->qp.port - 1]);
}
}
-static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_send_wr *wr,
+static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_ud_wr *wr,
void *wqe, unsigned *mlx_seg_len)
{
struct ib_device *ib_dev = sqp->qp.ibqp.device;
struct mlx4_wqe_mlx_seg *mlx = wqe;
struct mlx4_wqe_ctrl_seg *ctrl = wqe;
struct mlx4_wqe_inline_seg *inl = wqe + sizeof *mlx;
- struct mlx4_ib_ah *ah = to_mah(wr->wr.ud.ah);
+ struct mlx4_ib_ah *ah = to_mah(wr->ah);
union ib_gid sgid;
u16 pkey;
int send_size;
bool is_grh;
send_size = 0;
- for (i = 0; i < wr->num_sge; ++i)
- send_size += wr->sg_list[i].length;
+ for (i = 0; i < wr->wr.num_sge; ++i)
+ send_size += wr->wr.sg_list[i].length;
is_eth = rdma_port_get_link_layer(sqp->qp.ibqp.device, sqp->qp.port) == IB_LINK_LAYER_ETHERNET;
is_grh = mlx4_ib_ah_grh_present(ah);
mlx->rlid = sqp->ud_header.lrh.destination_lid;
}
- switch (wr->opcode) {
+ switch (wr->wr.opcode) {
case IB_WR_SEND:
sqp->ud_header.bth.opcode = IB_OPCODE_UD_SEND_ONLY;
sqp->ud_header.immediate_present = 0;
case IB_WR_SEND_WITH_IMM:
sqp->ud_header.bth.opcode = IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE;
sqp->ud_header.immediate_present = 1;
- sqp->ud_header.immediate_data = wr->ex.imm_data;
+ sqp->ud_header.immediate_data = wr->wr.ex.imm_data;
break;
default:
return -EINVAL;
if (sqp->ud_header.lrh.destination_lid == IB_LID_PERMISSIVE)
sqp->ud_header.lrh.source_lid = IB_LID_PERMISSIVE;
}
- sqp->ud_header.bth.solicited_event = !!(wr->send_flags & IB_SEND_SOLICITED);
+ sqp->ud_header.bth.solicited_event = !!(wr->wr.send_flags & IB_SEND_SOLICITED);
if (!sqp->qp.ibqp.qp_num)
ib_get_cached_pkey(ib_dev, sqp->qp.port, sqp->pkey_index, &pkey);
else
- ib_get_cached_pkey(ib_dev, sqp->qp.port, wr->wr.ud.pkey_index, &pkey);
+ ib_get_cached_pkey(ib_dev, sqp->qp.port, wr->pkey_index, &pkey);
sqp->ud_header.bth.pkey = cpu_to_be16(pkey);
- sqp->ud_header.bth.destination_qpn = cpu_to_be32(wr->wr.ud.remote_qpn);
+ sqp->ud_header.bth.destination_qpn = cpu_to_be32(wr->remote_qpn);
sqp->ud_header.bth.psn = cpu_to_be32((sqp->send_psn++) & ((1 << 24) - 1));
- sqp->ud_header.deth.qkey = cpu_to_be32(wr->wr.ud.remote_qkey & 0x80000000 ?
- sqp->qkey : wr->wr.ud.remote_qkey);
+ sqp->ud_header.deth.qkey = cpu_to_be32(wr->remote_qkey & 0x80000000 ?
+ sqp->qkey : wr->remote_qkey);
sqp->ud_header.deth.source_qpn = cpu_to_be32(sqp->qp.ibqp.qp_num);
header_size = ib_ud_header_pack(&sqp->ud_header, sqp->header_buf);
cpu_to_be32(MLX4_WQE_FMR_PERM_LOCAL_READ);
}
-static void set_fmr_seg(struct mlx4_wqe_fmr_seg *fseg, struct ib_send_wr *wr)
+static void set_fmr_seg(struct mlx4_wqe_fmr_seg *fseg,
+ struct ib_fast_reg_wr *wr)
{
- struct mlx4_ib_fast_reg_page_list *mfrpl = to_mfrpl(wr->wr.fast_reg.page_list);
+ struct mlx4_ib_fast_reg_page_list *mfrpl = to_mfrpl(wr->page_list);
int i;
- for (i = 0; i < wr->wr.fast_reg.page_list_len; ++i)
+ for (i = 0; i < wr->page_list_len; ++i)
mfrpl->mapped_page_list[i] =
- cpu_to_be64(wr->wr.fast_reg.page_list->page_list[i] |
+ cpu_to_be64(wr->page_list->page_list[i] |
MLX4_MTT_FLAG_PRESENT);
- fseg->flags = convert_access(wr->wr.fast_reg.access_flags);
- fseg->mem_key = cpu_to_be32(wr->wr.fast_reg.rkey);
+ fseg->flags = convert_access(wr->access_flags);
+ fseg->mem_key = cpu_to_be32(wr->rkey);
fseg->buf_list = cpu_to_be64(mfrpl->map);
- fseg->start_addr = cpu_to_be64(wr->wr.fast_reg.iova_start);
- fseg->reg_len = cpu_to_be64(wr->wr.fast_reg.length);
+ fseg->start_addr = cpu_to_be64(wr->iova_start);
+ fseg->reg_len = cpu_to_be64(wr->length);
fseg->offset = 0; /* XXX -- is this just for ZBVA? */
- fseg->page_size = cpu_to_be32(wr->wr.fast_reg.page_shift);
+ fseg->page_size = cpu_to_be32(wr->page_shift);
fseg->reserved[0] = 0;
fseg->reserved[1] = 0;
}
-static void set_bind_seg(struct mlx4_wqe_bind_seg *bseg, struct ib_send_wr *wr)
+static void set_bind_seg(struct mlx4_wqe_bind_seg *bseg,
+ struct ib_bind_mw_wr *wr)
{
bseg->flags1 =
- convert_access(wr->wr.bind_mw.bind_info.mw_access_flags) &
+ convert_access(wr->bind_info.mw_access_flags) &
cpu_to_be32(MLX4_WQE_FMR_AND_BIND_PERM_REMOTE_READ |
MLX4_WQE_FMR_AND_BIND_PERM_REMOTE_WRITE |
MLX4_WQE_FMR_AND_BIND_PERM_ATOMIC);
bseg->flags2 = 0;
- if (wr->wr.bind_mw.mw->type == IB_MW_TYPE_2)
+ if (wr->mw->type == IB_MW_TYPE_2)
bseg->flags2 |= cpu_to_be32(MLX4_WQE_BIND_TYPE_2);
- if (wr->wr.bind_mw.bind_info.mw_access_flags & IB_ZERO_BASED)
+ if (wr->bind_info.mw_access_flags & IB_ZERO_BASED)
bseg->flags2 |= cpu_to_be32(MLX4_WQE_BIND_ZERO_BASED);
- bseg->new_rkey = cpu_to_be32(wr->wr.bind_mw.rkey);
- bseg->lkey = cpu_to_be32(wr->wr.bind_mw.bind_info.mr->lkey);
- bseg->addr = cpu_to_be64(wr->wr.bind_mw.bind_info.addr);
- bseg->length = cpu_to_be64(wr->wr.bind_mw.bind_info.length);
+ bseg->new_rkey = cpu_to_be32(wr->rkey);
+ bseg->lkey = cpu_to_be32(wr->bind_info.mr->lkey);
+ bseg->addr = cpu_to_be64(wr->bind_info.addr);
+ bseg->length = cpu_to_be64(wr->bind_info.length);
}
static void set_local_inv_seg(struct mlx4_wqe_local_inval_seg *iseg, u32 rkey)
rseg->reserved = 0;
}
-static void set_atomic_seg(struct mlx4_wqe_atomic_seg *aseg, struct ib_send_wr *wr)
+static void set_atomic_seg(struct mlx4_wqe_atomic_seg *aseg,
+ struct ib_atomic_wr *wr)
{
- if (wr->opcode == IB_WR_ATOMIC_CMP_AND_SWP) {
- aseg->swap_add = cpu_to_be64(wr->wr.atomic.swap);
- aseg->compare = cpu_to_be64(wr->wr.atomic.compare_add);
- } else if (wr->opcode == IB_WR_MASKED_ATOMIC_FETCH_AND_ADD) {
- aseg->swap_add = cpu_to_be64(wr->wr.atomic.compare_add);
- aseg->compare = cpu_to_be64(wr->wr.atomic.compare_add_mask);
+ if (wr->wr.opcode == IB_WR_ATOMIC_CMP_AND_SWP) {
+ aseg->swap_add = cpu_to_be64(wr->swap);
+ aseg->compare = cpu_to_be64(wr->compare_add);
+ } else if (wr->wr.opcode == IB_WR_MASKED_ATOMIC_FETCH_AND_ADD) {
+ aseg->swap_add = cpu_to_be64(wr->compare_add);
+ aseg->compare = cpu_to_be64(wr->compare_add_mask);
} else {
- aseg->swap_add = cpu_to_be64(wr->wr.atomic.compare_add);
+ aseg->swap_add = cpu_to_be64(wr->compare_add);
aseg->compare = 0;
}
}
static void set_masked_atomic_seg(struct mlx4_wqe_masked_atomic_seg *aseg,
- struct ib_send_wr *wr)
+ struct ib_atomic_wr *wr)
{
- aseg->swap_add = cpu_to_be64(wr->wr.atomic.swap);
- aseg->swap_add_mask = cpu_to_be64(wr->wr.atomic.swap_mask);
- aseg->compare = cpu_to_be64(wr->wr.atomic.compare_add);
- aseg->compare_mask = cpu_to_be64(wr->wr.atomic.compare_add_mask);
+ aseg->swap_add = cpu_to_be64(wr->swap);
+ aseg->swap_add_mask = cpu_to_be64(wr->swap_mask);
+ aseg->compare = cpu_to_be64(wr->compare_add);
+ aseg->compare_mask = cpu_to_be64(wr->compare_add_mask);
}
static void set_datagram_seg(struct mlx4_wqe_datagram_seg *dseg,
- struct ib_send_wr *wr)
+ struct ib_ud_wr *wr)
{
- memcpy(dseg->av, &to_mah(wr->wr.ud.ah)->av, sizeof (struct mlx4_av));
- dseg->dqpn = cpu_to_be32(wr->wr.ud.remote_qpn);
- dseg->qkey = cpu_to_be32(wr->wr.ud.remote_qkey);
- dseg->vlan = to_mah(wr->wr.ud.ah)->av.eth.vlan;
- memcpy(dseg->mac, to_mah(wr->wr.ud.ah)->av.eth.mac, 6);
+ memcpy(dseg->av, &to_mah(wr->ah)->av, sizeof (struct mlx4_av));
+ dseg->dqpn = cpu_to_be32(wr->remote_qpn);
+ dseg->qkey = cpu_to_be32(wr->remote_qkey);
+ dseg->vlan = to_mah(wr->ah)->av.eth.vlan;
+ memcpy(dseg->mac, to_mah(wr->ah)->av.eth.mac, 6);
}
static void set_tunnel_datagram_seg(struct mlx4_ib_dev *dev,
struct mlx4_wqe_datagram_seg *dseg,
- struct ib_send_wr *wr,
+ struct ib_ud_wr *wr,
enum mlx4_ib_qp_type qpt)
{
- union mlx4_ext_av *av = &to_mah(wr->wr.ud.ah)->av;
+ union mlx4_ext_av *av = &to_mah(wr->ah)->av;
struct mlx4_av sqp_av = {0};
int port = *((u8 *) &av->ib.port_pd) & 0x3;
dseg->qkey = cpu_to_be32(IB_QP_SET_QKEY);
}
-static void build_tunnel_header(struct ib_send_wr *wr, void *wqe, unsigned *mlx_seg_len)
+static void build_tunnel_header(struct ib_ud_wr *wr, void *wqe, unsigned *mlx_seg_len)
{
struct mlx4_wqe_inline_seg *inl = wqe;
struct mlx4_ib_tunnel_header hdr;
- struct mlx4_ib_ah *ah = to_mah(wr->wr.ud.ah);
+ struct mlx4_ib_ah *ah = to_mah(wr->ah);
int spc;
int i;
memcpy(&hdr.av, &ah->av, sizeof hdr.av);
- hdr.remote_qpn = cpu_to_be32(wr->wr.ud.remote_qpn);
- hdr.pkey_index = cpu_to_be16(wr->wr.ud.pkey_index);
- hdr.qkey = cpu_to_be32(wr->wr.ud.remote_qkey);
+ hdr.remote_qpn = cpu_to_be32(wr->remote_qpn);
+ hdr.pkey_index = cpu_to_be16(wr->pkey_index);
+ hdr.qkey = cpu_to_be32(wr->remote_qkey);
memcpy(hdr.mac, ah->av.eth.mac, 6);
hdr.vlan = ah->av.eth.vlan;
dseg->addr = cpu_to_be64(sg->addr);
}
-static int build_lso_seg(struct mlx4_wqe_lso_seg *wqe, struct ib_send_wr *wr,
+static int build_lso_seg(struct mlx4_wqe_lso_seg *wqe, struct ib_ud_wr *wr,
struct mlx4_ib_qp *qp, unsigned *lso_seg_len,
__be32 *lso_hdr_sz, __be32 *blh)
{
- unsigned halign = ALIGN(sizeof *wqe + wr->wr.ud.hlen, 16);
+ unsigned halign = ALIGN(sizeof *wqe + wr->hlen, 16);
if (unlikely(halign > MLX4_IB_CACHE_LINE_SIZE))
*blh = cpu_to_be32(1 << 6);
if (unlikely(!(qp->flags & MLX4_IB_QP_LSO) &&
- wr->num_sge > qp->sq.max_gs - (halign >> 4)))
+ wr->wr.num_sge > qp->sq.max_gs - (halign >> 4)))
return -EINVAL;
- memcpy(wqe->header, wr->wr.ud.header, wr->wr.ud.hlen);
+ memcpy(wqe->header, wr->header, wr->hlen);
- *lso_hdr_sz = cpu_to_be32(wr->wr.ud.mss << 16 | wr->wr.ud.hlen);
+ *lso_hdr_sz = cpu_to_be32(wr->mss << 16 | wr->hlen);
*lso_seg_len = halign;
return 0;
}
case IB_WR_ATOMIC_CMP_AND_SWP:
case IB_WR_ATOMIC_FETCH_AND_ADD:
case IB_WR_MASKED_ATOMIC_FETCH_AND_ADD:
- set_raddr_seg(wqe, wr->wr.atomic.remote_addr,
- wr->wr.atomic.rkey);
+ set_raddr_seg(wqe, atomic_wr(wr)->remote_addr,
+ atomic_wr(wr)->rkey);
wqe += sizeof (struct mlx4_wqe_raddr_seg);
- set_atomic_seg(wqe, wr);
+ set_atomic_seg(wqe, atomic_wr(wr));
wqe += sizeof (struct mlx4_wqe_atomic_seg);
size += (sizeof (struct mlx4_wqe_raddr_seg) +
break;
case IB_WR_MASKED_ATOMIC_CMP_AND_SWP:
- set_raddr_seg(wqe, wr->wr.atomic.remote_addr,
- wr->wr.atomic.rkey);
+ set_raddr_seg(wqe, atomic_wr(wr)->remote_addr,
+ atomic_wr(wr)->rkey);
wqe += sizeof (struct mlx4_wqe_raddr_seg);
- set_masked_atomic_seg(wqe, wr);
+ set_masked_atomic_seg(wqe, atomic_wr(wr));
wqe += sizeof (struct mlx4_wqe_masked_atomic_seg);
size += (sizeof (struct mlx4_wqe_raddr_seg) +
case IB_WR_RDMA_READ:
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
- set_raddr_seg(wqe, wr->wr.rdma.remote_addr,
- wr->wr.rdma.rkey);
+ set_raddr_seg(wqe, rdma_wr(wr)->remote_addr,
+ rdma_wr(wr)->rkey);
wqe += sizeof (struct mlx4_wqe_raddr_seg);
size += sizeof (struct mlx4_wqe_raddr_seg) / 16;
break;
case IB_WR_FAST_REG_MR:
ctrl->srcrb_flags |=
cpu_to_be32(MLX4_WQE_CTRL_STRONG_ORDER);
- set_fmr_seg(wqe, wr);
+ set_fmr_seg(wqe, fast_reg_wr(wr));
wqe += sizeof (struct mlx4_wqe_fmr_seg);
size += sizeof (struct mlx4_wqe_fmr_seg) / 16;
break;
case IB_WR_BIND_MW:
ctrl->srcrb_flags |=
cpu_to_be32(MLX4_WQE_CTRL_STRONG_ORDER);
- set_bind_seg(wqe, wr);
+ set_bind_seg(wqe, bind_mw_wr(wr));
wqe += sizeof(struct mlx4_wqe_bind_seg);
size += sizeof(struct mlx4_wqe_bind_seg) / 16;
break;
break;
case MLX4_IB_QPT_TUN_SMI_OWNER:
- err = build_sriov_qp0_header(to_msqp(qp), wr, ctrl, &seglen);
+ err = build_sriov_qp0_header(to_msqp(qp), ud_wr(wr),
+ ctrl, &seglen);
if (unlikely(err)) {
*bad_wr = wr;
goto out;
case MLX4_IB_QPT_TUN_SMI:
case MLX4_IB_QPT_TUN_GSI:
/* this is a UD qp used in MAD responses to slaves. */
- set_datagram_seg(wqe, wr);
+ set_datagram_seg(wqe, ud_wr(wr));
/* set the forced-loopback bit in the data seg av */
*(__be32 *) wqe |= cpu_to_be32(0x80000000);
wqe += sizeof (struct mlx4_wqe_datagram_seg);
size += sizeof (struct mlx4_wqe_datagram_seg) / 16;
break;
case MLX4_IB_QPT_UD:
- set_datagram_seg(wqe, wr);
+ set_datagram_seg(wqe, ud_wr(wr));
wqe += sizeof (struct mlx4_wqe_datagram_seg);
size += sizeof (struct mlx4_wqe_datagram_seg) / 16;
if (wr->opcode == IB_WR_LSO) {
- err = build_lso_seg(wqe, wr, qp, &seglen, &lso_hdr_sz, &blh);
+ err = build_lso_seg(wqe, ud_wr(wr), qp, &seglen,
+ &lso_hdr_sz, &blh);
if (unlikely(err)) {
*bad_wr = wr;
goto out;
break;
case MLX4_IB_QPT_PROXY_SMI_OWNER:
- err = build_sriov_qp0_header(to_msqp(qp), wr, ctrl, &seglen);
+ err = build_sriov_qp0_header(to_msqp(qp), ud_wr(wr),
+ ctrl, &seglen);
if (unlikely(err)) {
*bad_wr = wr;
goto out;
add_zero_len_inline(wqe);
wqe += 16;
size++;
- build_tunnel_header(wr, wqe, &seglen);
+ build_tunnel_header(ud_wr(wr), wqe, &seglen);
wqe += seglen;
size += seglen / 16;
break;
* In this case we first add a UD segment targeting
* the tunnel qp, and then add a header with address
* information */
- set_tunnel_datagram_seg(to_mdev(ibqp->device), wqe, wr,
+ set_tunnel_datagram_seg(to_mdev(ibqp->device), wqe,
+ ud_wr(wr),
qp->mlx4_ib_qp_type);
wqe += sizeof (struct mlx4_wqe_datagram_seg);
size += sizeof (struct mlx4_wqe_datagram_seg) / 16;
- build_tunnel_header(wr, wqe, &seglen);
+ build_tunnel_header(ud_wr(wr), wqe, &seglen);
wqe += seglen;
size += seglen / 16;
break;
case MLX4_IB_QPT_SMI:
case MLX4_IB_QPT_GSI:
- err = build_mlx_header(to_msqp(qp), wr, ctrl, &seglen);
+ err = build_mlx_header(to_msqp(qp), ud_wr(wr), ctrl,
+ &seglen);
if (unlikely(err)) {
*bad_wr = wr;
goto out;
};
struct mlx5_umr_wr {
+ struct ib_send_wr wr;
union {
u64 virt_addr;
u64 offset;
u32 mkey;
};
+static inline struct mlx5_umr_wr *umr_wr(struct ib_send_wr *wr)
+{
+ return container_of(wr, struct mlx5_umr_wr, wr);
+}
+
struct mlx5_shared_mr_info {
int mr_id;
struct ib_umem *umem;
int access_flags)
{
struct mlx5_ib_dev *dev = to_mdev(pd->device);
- struct mlx5_umr_wr *umrwr = (struct mlx5_umr_wr *)&wr->wr.fast_reg;
+ struct mlx5_umr_wr *umrwr = umr_wr(wr);
sg->addr = dma;
sg->length = ALIGN(sizeof(u64) * n, 64);
static void prep_umr_unreg_wqe(struct mlx5_ib_dev *dev,
struct ib_send_wr *wr, u32 key)
{
- struct mlx5_umr_wr *umrwr = (struct mlx5_umr_wr *)&wr->wr.fast_reg;
+ struct mlx5_umr_wr *umrwr = umr_wr(wr);
wr->send_flags = MLX5_IB_SEND_UMR_UNREG | MLX5_IB_SEND_UMR_FAIL_IF_FREE;
wr->opcode = MLX5_IB_WR_UMR;
struct device *ddev = dev->ib_dev.dma_device;
struct umr_common *umrc = &dev->umrc;
struct mlx5_ib_umr_context umr_context;
- struct ib_send_wr wr, *bad;
+ struct mlx5_umr_wr umrwr;
+ struct ib_send_wr *bad;
struct mlx5_ib_mr *mr;
struct ib_sge sg;
int size;
goto free_pas;
}
- memset(&wr, 0, sizeof(wr));
- wr.wr_id = (u64)(unsigned long)&umr_context;
- prep_umr_reg_wqe(pd, &wr, &sg, dma, npages, mr->mmr.key, page_shift,
- virt_addr, len, access_flags);
+ memset(&umrwr, 0, sizeof(umrwr));
+ umrwr.wr.wr_id = (u64)(unsigned long)&umr_context;
+ prep_umr_reg_wqe(pd, &umrwr.wr, &sg, dma, npages, mr->mmr.key,
+ page_shift, virt_addr, len, access_flags);
mlx5_ib_init_umr_context(&umr_context);
down(&umrc->sem);
- err = ib_post_send(umrc->qp, &wr, &bad);
+ err = ib_post_send(umrc->qp, &umrwr.wr, &bad);
if (err) {
mlx5_ib_warn(dev, "post send failed, err %d\n", err);
goto unmap_dma;
int size;
__be64 *pas;
dma_addr_t dma;
- struct ib_send_wr wr, *bad;
- struct mlx5_umr_wr *umrwr = (struct mlx5_umr_wr *)&wr.wr.fast_reg;
+ struct ib_send_wr *bad;
+ struct mlx5_umr_wr wr;
struct ib_sge sg;
int err = 0;
const int page_index_alignment = MLX5_UMR_MTT_ALIGNMENT / sizeof(u64);
dma_sync_single_for_device(ddev, dma, size, DMA_TO_DEVICE);
memset(&wr, 0, sizeof(wr));
- wr.wr_id = (u64)(unsigned long)&umr_context;
+ wr.wr.wr_id = (u64)(unsigned long)&umr_context;
sg.addr = dma;
sg.length = ALIGN(npages * sizeof(u64),
MLX5_UMR_MTT_ALIGNMENT);
sg.lkey = dev->umrc.pd->local_dma_lkey;
- wr.send_flags = MLX5_IB_SEND_UMR_FAIL_IF_FREE |
+ wr.wr.send_flags = MLX5_IB_SEND_UMR_FAIL_IF_FREE |
MLX5_IB_SEND_UMR_UPDATE_MTT;
- wr.sg_list = &sg;
- wr.num_sge = 1;
- wr.opcode = MLX5_IB_WR_UMR;
- umrwr->npages = sg.length / sizeof(u64);
- umrwr->page_shift = PAGE_SHIFT;
- umrwr->mkey = mr->mmr.key;
- umrwr->target.offset = start_page_index;
+ wr.wr.sg_list = &sg;
+ wr.wr.num_sge = 1;
+ wr.wr.opcode = MLX5_IB_WR_UMR;
+ wr.npages = sg.length / sizeof(u64);
+ wr.page_shift = PAGE_SHIFT;
+ wr.mkey = mr->mmr.key;
+ wr.target.offset = start_page_index;
mlx5_ib_init_umr_context(&umr_context);
down(&umrc->sem);
- err = ib_post_send(umrc->qp, &wr, &bad);
+ err = ib_post_send(umrc->qp, &wr.wr, &bad);
if (err) {
mlx5_ib_err(dev, "UMR post send failed, err %d\n", err);
} else {
{
struct umr_common *umrc = &dev->umrc;
struct mlx5_ib_umr_context umr_context;
- struct ib_send_wr wr, *bad;
+ struct mlx5_umr_wr umrwr;
+ struct ib_send_wr *bad;
int err;
- memset(&wr, 0, sizeof(wr));
- wr.wr_id = (u64)(unsigned long)&umr_context;
- prep_umr_unreg_wqe(dev, &wr, mr->mmr.key);
+ memset(&umrwr.wr, 0, sizeof(umrwr));
+ umrwr.wr.wr_id = (u64)(unsigned long)&umr_context;
+ prep_umr_unreg_wqe(dev, &umrwr.wr, mr->mmr.key);
mlx5_ib_init_umr_context(&umr_context);
down(&umrc->sem);
- err = ib_post_send(umrc->qp, &wr, &bad);
+ err = ib_post_send(umrc->qp, &umrwr.wr, &bad);
if (err) {
up(&umrc->sem);
mlx5_ib_dbg(dev, "err %d\n", err);
static void set_datagram_seg(struct mlx5_wqe_datagram_seg *dseg,
struct ib_send_wr *wr)
{
- memcpy(&dseg->av, &to_mah(wr->wr.ud.ah)->av, sizeof(struct mlx5_av));
- dseg->av.dqp_dct = cpu_to_be32(wr->wr.ud.remote_qpn | MLX5_EXTENDED_UD_AV);
- dseg->av.key.qkey.qkey = cpu_to_be32(wr->wr.ud.remote_qkey);
+ memcpy(&dseg->av, &to_mah(ud_wr(wr)->ah)->av, sizeof(struct mlx5_av));
+ dseg->av.dqp_dct = cpu_to_be32(ud_wr(wr)->remote_qpn | MLX5_EXTENDED_UD_AV);
+ dseg->av.key.qkey.qkey = cpu_to_be32(ud_wr(wr)->remote_qkey);
}
static void set_data_ptr_seg(struct mlx5_wqe_data_seg *dseg, struct ib_sge *sg)
}
umr->flags = (1 << 5); /* fail if not free */
- umr->klm_octowords = get_klm_octo(wr->wr.fast_reg.page_list_len);
+ umr->klm_octowords = get_klm_octo(fast_reg_wr(wr)->page_list_len);
umr->mkey_mask = frwr_mkey_mask();
}
static void set_reg_umr_segment(struct mlx5_wqe_umr_ctrl_seg *umr,
struct ib_send_wr *wr)
{
- struct mlx5_umr_wr *umrwr = (struct mlx5_umr_wr *)&wr->wr.fast_reg;
+ struct mlx5_umr_wr *umrwr = umr_wr(wr);
memset(umr, 0, sizeof(*umr));
return;
}
- seg->flags = get_umr_flags(wr->wr.fast_reg.access_flags) |
+ seg->flags = get_umr_flags(fast_reg_wr(wr)->access_flags) |
MLX5_ACCESS_MODE_MTT;
*writ = seg->flags & (MLX5_PERM_LOCAL_WRITE | IB_ACCESS_REMOTE_WRITE);
- seg->qpn_mkey7_0 = cpu_to_be32((wr->wr.fast_reg.rkey & 0xff) | 0xffffff00);
+ seg->qpn_mkey7_0 = cpu_to_be32((fast_reg_wr(wr)->rkey & 0xff) | 0xffffff00);
seg->flags_pd = cpu_to_be32(MLX5_MKEY_REMOTE_INVAL);
- seg->start_addr = cpu_to_be64(wr->wr.fast_reg.iova_start);
- seg->len = cpu_to_be64(wr->wr.fast_reg.length);
- seg->xlt_oct_size = cpu_to_be32((wr->wr.fast_reg.page_list_len + 1) / 2);
- seg->log2_page_size = wr->wr.fast_reg.page_shift;
+ seg->start_addr = cpu_to_be64(fast_reg_wr(wr)->iova_start);
+ seg->len = cpu_to_be64(fast_reg_wr(wr)->length);
+ seg->xlt_oct_size = cpu_to_be32((fast_reg_wr(wr)->page_list_len + 1) / 2);
+ seg->log2_page_size = fast_reg_wr(wr)->page_shift;
}
static void set_reg_mkey_segment(struct mlx5_mkey_seg *seg, struct ib_send_wr *wr)
{
- struct mlx5_umr_wr *umrwr = (struct mlx5_umr_wr *)&wr->wr.fast_reg;
+ struct mlx5_umr_wr *umrwr = umr_wr(wr);
memset(seg, 0, sizeof(*seg));
if (wr->send_flags & MLX5_IB_SEND_UMR_UNREG) {
struct mlx5_ib_pd *pd,
int writ)
{
- struct mlx5_ib_fast_reg_page_list *mfrpl = to_mfrpl(wr->wr.fast_reg.page_list);
- u64 *page_list = wr->wr.fast_reg.page_list->page_list;
+ struct mlx5_ib_fast_reg_page_list *mfrpl = to_mfrpl(fast_reg_wr(wr)->page_list);
+ u64 *page_list = fast_reg_wr(wr)->page_list->page_list;
u64 perm = MLX5_EN_RD | (writ ? MLX5_EN_WR : 0);
int i;
- for (i = 0; i < wr->wr.fast_reg.page_list_len; i++)
+ for (i = 0; i < fast_reg_wr(wr)->page_list_len; i++)
mfrpl->mapped_page_list[i] = cpu_to_be64(page_list[i] | perm);
dseg->addr = cpu_to_be64(mfrpl->map);
- dseg->byte_count = cpu_to_be32(ALIGN(sizeof(u64) * wr->wr.fast_reg.page_list_len, 64));
+ dseg->byte_count = cpu_to_be32(ALIGN(sizeof(u64) * fast_reg_wr(wr)->page_list_len, 64));
dseg->lkey = cpu_to_be32(pd->ibpd.local_dma_lkey);
}
return 0;
}
-static int set_sig_data_segment(struct ib_send_wr *wr, struct mlx5_ib_qp *qp,
- void **seg, int *size)
+static int set_sig_data_segment(struct ib_sig_handover_wr *wr,
+ struct mlx5_ib_qp *qp, void **seg, int *size)
{
- struct ib_sig_attrs *sig_attrs = wr->wr.sig_handover.sig_attrs;
- struct ib_mr *sig_mr = wr->wr.sig_handover.sig_mr;
+ struct ib_sig_attrs *sig_attrs = wr->sig_attrs;
+ struct ib_mr *sig_mr = wr->sig_mr;
struct mlx5_bsf *bsf;
- u32 data_len = wr->sg_list->length;
- u32 data_key = wr->sg_list->lkey;
- u64 data_va = wr->sg_list->addr;
+ u32 data_len = wr->wr.sg_list->length;
+ u32 data_key = wr->wr.sg_list->lkey;
+ u64 data_va = wr->wr.sg_list->addr;
int ret;
int wqe_size;
- if (!wr->wr.sig_handover.prot ||
- (data_key == wr->wr.sig_handover.prot->lkey &&
- data_va == wr->wr.sig_handover.prot->addr &&
- data_len == wr->wr.sig_handover.prot->length)) {
+ if (!wr->prot ||
+ (data_key == wr->prot->lkey &&
+ data_va == wr->prot->addr &&
+ data_len == wr->prot->length)) {
/**
* Source domain doesn't contain signature information
* or data and protection are interleaved in memory.
struct mlx5_stride_block_ctrl_seg *sblock_ctrl;
struct mlx5_stride_block_entry *data_sentry;
struct mlx5_stride_block_entry *prot_sentry;
- u32 prot_key = wr->wr.sig_handover.prot->lkey;
- u64 prot_va = wr->wr.sig_handover.prot->addr;
+ u32 prot_key = wr->prot->lkey;
+ u64 prot_va = wr->prot->addr;
u16 block_size = sig_attrs->mem.sig.dif.pi_interval;
int prot_size;
}
static void set_sig_mkey_segment(struct mlx5_mkey_seg *seg,
- struct ib_send_wr *wr, u32 nelements,
+ struct ib_sig_handover_wr *wr, u32 nelements,
u32 length, u32 pdn)
{
- struct ib_mr *sig_mr = wr->wr.sig_handover.sig_mr;
+ struct ib_mr *sig_mr = wr->sig_mr;
u32 sig_key = sig_mr->rkey;
u8 sigerr = to_mmr(sig_mr)->sig->sigerr_count & 1;
memset(seg, 0, sizeof(*seg));
- seg->flags = get_umr_flags(wr->wr.sig_handover.access_flags) |
+ seg->flags = get_umr_flags(wr->access_flags) |
MLX5_ACCESS_MODE_KLM;
seg->qpn_mkey7_0 = cpu_to_be32((sig_key & 0xff) | 0xffffff00);
seg->flags_pd = cpu_to_be32(MLX5_MKEY_REMOTE_INVAL | sigerr << 26 |
}
static void set_sig_umr_segment(struct mlx5_wqe_umr_ctrl_seg *umr,
- struct ib_send_wr *wr, u32 nelements)
+ u32 nelements)
{
memset(umr, 0, sizeof(*umr));
}
-static int set_sig_umr_wr(struct ib_send_wr *wr, struct mlx5_ib_qp *qp,
+static int set_sig_umr_wr(struct ib_send_wr *send_wr, struct mlx5_ib_qp *qp,
void **seg, int *size)
{
- struct mlx5_ib_mr *sig_mr = to_mmr(wr->wr.sig_handover.sig_mr);
+ struct ib_sig_handover_wr *wr = sig_handover_wr(send_wr);
+ struct mlx5_ib_mr *sig_mr = to_mmr(wr->sig_mr);
u32 pdn = get_pd(qp)->pdn;
u32 klm_oct_size;
int region_len, ret;
- if (unlikely(wr->num_sge != 1) ||
- unlikely(wr->wr.sig_handover.access_flags &
- IB_ACCESS_REMOTE_ATOMIC) ||
+ if (unlikely(wr->wr.num_sge != 1) ||
+ unlikely(wr->access_flags & IB_ACCESS_REMOTE_ATOMIC) ||
unlikely(!sig_mr->sig) || unlikely(!qp->signature_en) ||
unlikely(!sig_mr->sig->sig_status_checked))
return -EINVAL;
/* length of the protected region, data + protection */
- region_len = wr->sg_list->length;
- if (wr->wr.sig_handover.prot &&
- (wr->wr.sig_handover.prot->lkey != wr->sg_list->lkey ||
- wr->wr.sig_handover.prot->addr != wr->sg_list->addr ||
- wr->wr.sig_handover.prot->length != wr->sg_list->length))
- region_len += wr->wr.sig_handover.prot->length;
+ region_len = wr->wr.sg_list->length;
+ if (wr->prot &&
+ (wr->prot->lkey != wr->wr.sg_list->lkey ||
+ wr->prot->addr != wr->wr.sg_list->addr ||
+ wr->prot->length != wr->wr.sg_list->length))
+ region_len += wr->prot->length;
/**
* KLM octoword size - if protection was provided
* then we use strided block format (3 octowords),
* else we use single KLM (1 octoword)
**/
- klm_oct_size = wr->wr.sig_handover.prot ? 3 : 1;
+ klm_oct_size = wr->prot ? 3 : 1;
- set_sig_umr_segment(*seg, wr, klm_oct_size);
+ set_sig_umr_segment(*seg, klm_oct_size);
*seg += sizeof(struct mlx5_wqe_umr_ctrl_seg);
*size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16;
if (unlikely((*seg == qp->sq.qend)))
if (unlikely((*seg == qp->sq.qend)))
*seg = mlx5_get_send_wqe(qp, 0);
if (!li) {
- if (unlikely(wr->wr.fast_reg.page_list_len >
- wr->wr.fast_reg.page_list->max_page_list_len))
+ if (unlikely(fast_reg_wr(wr)->page_list_len >
+ fast_reg_wr(wr)->page_list->max_page_list_len))
return -ENOMEM;
set_frwr_pages(*seg, wr, mdev, pd, writ);
case IB_WR_RDMA_READ:
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
- set_raddr_seg(seg, wr->wr.rdma.remote_addr,
- wr->wr.rdma.rkey);
+ set_raddr_seg(seg, rdma_wr(wr)->remote_addr,
+ rdma_wr(wr)->rkey);
seg += sizeof(struct mlx5_wqe_raddr_seg);
size += sizeof(struct mlx5_wqe_raddr_seg) / 16;
break;
case IB_WR_FAST_REG_MR:
next_fence = MLX5_FENCE_MODE_INITIATOR_SMALL;
qp->sq.wr_data[idx] = IB_WR_FAST_REG_MR;
- ctrl->imm = cpu_to_be32(wr->wr.fast_reg.rkey);
+ ctrl->imm = cpu_to_be32(fast_reg_wr(wr)->rkey);
err = set_frwr_li_wr(&seg, wr, &size, mdev, to_mpd(ibqp->pd), qp);
if (err) {
mlx5_ib_warn(dev, "\n");
case IB_WR_REG_SIG_MR:
qp->sq.wr_data[idx] = IB_WR_REG_SIG_MR;
- mr = to_mmr(wr->wr.sig_handover.sig_mr);
+ mr = to_mmr(sig_handover_wr(wr)->sig_mr);
ctrl->imm = cpu_to_be32(mr->ibmr.rkey);
err = set_sig_umr_wr(wr, qp, &seg, &size);
goto out;
}
- err = set_psv_wr(&wr->wr.sig_handover.sig_attrs->mem,
+ err = set_psv_wr(&sig_handover_wr(wr)->sig_attrs->mem,
mr->sig->psv_memory.psv_idx, &seg,
&size);
if (err) {
}
next_fence = MLX5_FENCE_MODE_INITIATOR_SMALL;
- err = set_psv_wr(&wr->wr.sig_handover.sig_attrs->wire,
+ err = set_psv_wr(&sig_handover_wr(wr)->sig_attrs->wire,
mr->sig->psv_wire.psv_idx, &seg,
&size);
if (err) {
switch (wr->opcode) {
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
- set_raddr_seg(seg, wr->wr.rdma.remote_addr,
- wr->wr.rdma.rkey);
+ set_raddr_seg(seg, rdma_wr(wr)->remote_addr,
+ rdma_wr(wr)->rkey);
seg += sizeof(struct mlx5_wqe_raddr_seg);
size += sizeof(struct mlx5_wqe_raddr_seg) / 16;
break;
goto out;
}
qp->sq.wr_data[idx] = MLX5_IB_WR_UMR;
- ctrl->imm = cpu_to_be32(wr->wr.fast_reg.rkey);
+ ctrl->imm = cpu_to_be32(umr_wr(wr)->mkey);
set_reg_umr_segment(seg, wr);
seg += sizeof(struct mlx5_wqe_umr_ctrl_seg);
size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16;
/* Create UD header for an MLX send and build a data segment for it */
static int build_mlx_header(struct mthca_dev *dev, struct mthca_sqp *sqp,
- int ind, struct ib_send_wr *wr,
+ int ind, struct ib_ud_wr *wr,
struct mthca_mlx_seg *mlx,
struct mthca_data_seg *data)
{
u16 pkey;
ib_ud_header_init(256, /* assume a MAD */ 1, 0, 0,
- mthca_ah_grh_present(to_mah(wr->wr.ud.ah)), 0,
+ mthca_ah_grh_present(to_mah(wr->ah)), 0,
&sqp->ud_header);
- err = mthca_read_ah(dev, to_mah(wr->wr.ud.ah), &sqp->ud_header);
+ err = mthca_read_ah(dev, to_mah(wr->ah), &sqp->ud_header);
if (err)
return err;
mlx->flags &= ~cpu_to_be32(MTHCA_NEXT_SOLICIT | 1);
mlx->rlid = sqp->ud_header.lrh.destination_lid;
mlx->vcrc = 0;
- switch (wr->opcode) {
+ switch (wr->wr.opcode) {
case IB_WR_SEND:
sqp->ud_header.bth.opcode = IB_OPCODE_UD_SEND_ONLY;
sqp->ud_header.immediate_present = 0;
case IB_WR_SEND_WITH_IMM:
sqp->ud_header.bth.opcode = IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE;
sqp->ud_header.immediate_present = 1;
- sqp->ud_header.immediate_data = wr->ex.imm_data;
+ sqp->ud_header.immediate_data = wr->wr.ex.imm_data;
break;
default:
return -EINVAL;
sqp->ud_header.lrh.virtual_lane = !sqp->qp.ibqp.qp_num ? 15 : 0;
if (sqp->ud_header.lrh.destination_lid == IB_LID_PERMISSIVE)
sqp->ud_header.lrh.source_lid = IB_LID_PERMISSIVE;
- sqp->ud_header.bth.solicited_event = !!(wr->send_flags & IB_SEND_SOLICITED);
+ sqp->ud_header.bth.solicited_event = !!(wr->wr.send_flags & IB_SEND_SOLICITED);
if (!sqp->qp.ibqp.qp_num)
ib_get_cached_pkey(&dev->ib_dev, sqp->qp.port,
sqp->pkey_index, &pkey);
else
ib_get_cached_pkey(&dev->ib_dev, sqp->qp.port,
- wr->wr.ud.pkey_index, &pkey);
+ wr->pkey_index, &pkey);
sqp->ud_header.bth.pkey = cpu_to_be16(pkey);
- sqp->ud_header.bth.destination_qpn = cpu_to_be32(wr->wr.ud.remote_qpn);
+ sqp->ud_header.bth.destination_qpn = cpu_to_be32(wr->remote_qpn);
sqp->ud_header.bth.psn = cpu_to_be32((sqp->send_psn++) & ((1 << 24) - 1));
- sqp->ud_header.deth.qkey = cpu_to_be32(wr->wr.ud.remote_qkey & 0x80000000 ?
- sqp->qkey : wr->wr.ud.remote_qkey);
+ sqp->ud_header.deth.qkey = cpu_to_be32(wr->remote_qkey & 0x80000000 ?
+ sqp->qkey : wr->remote_qkey);
sqp->ud_header.deth.source_qpn = cpu_to_be32(sqp->qp.ibqp.qp_num);
header_size = ib_ud_header_pack(&sqp->ud_header,
}
static __always_inline void set_atomic_seg(struct mthca_atomic_seg *aseg,
- struct ib_send_wr *wr)
+ struct ib_atomic_wr *wr)
{
- if (wr->opcode == IB_WR_ATOMIC_CMP_AND_SWP) {
- aseg->swap_add = cpu_to_be64(wr->wr.atomic.swap);
- aseg->compare = cpu_to_be64(wr->wr.atomic.compare_add);
+ if (wr->wr.opcode == IB_WR_ATOMIC_CMP_AND_SWP) {
+ aseg->swap_add = cpu_to_be64(wr->swap);
+ aseg->compare = cpu_to_be64(wr->compare_add);
} else {
- aseg->swap_add = cpu_to_be64(wr->wr.atomic.compare_add);
+ aseg->swap_add = cpu_to_be64(wr->compare_add);
aseg->compare = 0;
}
}
static void set_tavor_ud_seg(struct mthca_tavor_ud_seg *useg,
- struct ib_send_wr *wr)
+ struct ib_ud_wr *wr)
{
- useg->lkey = cpu_to_be32(to_mah(wr->wr.ud.ah)->key);
- useg->av_addr = cpu_to_be64(to_mah(wr->wr.ud.ah)->avdma);
- useg->dqpn = cpu_to_be32(wr->wr.ud.remote_qpn);
- useg->qkey = cpu_to_be32(wr->wr.ud.remote_qkey);
+ useg->lkey = cpu_to_be32(to_mah(wr->ah)->key);
+ useg->av_addr = cpu_to_be64(to_mah(wr->ah)->avdma);
+ useg->dqpn = cpu_to_be32(wr->remote_qpn);
+ useg->qkey = cpu_to_be32(wr->remote_qkey);
}
static void set_arbel_ud_seg(struct mthca_arbel_ud_seg *useg,
- struct ib_send_wr *wr)
+ struct ib_ud_wr *wr)
{
- memcpy(useg->av, to_mah(wr->wr.ud.ah)->av, MTHCA_AV_SIZE);
- useg->dqpn = cpu_to_be32(wr->wr.ud.remote_qpn);
- useg->qkey = cpu_to_be32(wr->wr.ud.remote_qkey);
+ memcpy(useg->av, to_mah(wr->ah)->av, MTHCA_AV_SIZE);
+ useg->dqpn = cpu_to_be32(wr->remote_qpn);
+ useg->qkey = cpu_to_be32(wr->remote_qkey);
}
int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
switch (wr->opcode) {
case IB_WR_ATOMIC_CMP_AND_SWP:
case IB_WR_ATOMIC_FETCH_AND_ADD:
- set_raddr_seg(wqe, wr->wr.atomic.remote_addr,
- wr->wr.atomic.rkey);
+ set_raddr_seg(wqe, atomic_wr(wr)->remote_addr,
+ atomic_wr(wr)->rkey);
wqe += sizeof (struct mthca_raddr_seg);
- set_atomic_seg(wqe, wr);
+ set_atomic_seg(wqe, atomic_wr(wr));
wqe += sizeof (struct mthca_atomic_seg);
size += (sizeof (struct mthca_raddr_seg) +
sizeof (struct mthca_atomic_seg)) / 16;
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
case IB_WR_RDMA_READ:
- set_raddr_seg(wqe, wr->wr.rdma.remote_addr,
- wr->wr.rdma.rkey);
+ set_raddr_seg(wqe, rdma_wr(wr)->remote_addr,
+ rdma_wr(wr)->rkey);
wqe += sizeof (struct mthca_raddr_seg);
size += sizeof (struct mthca_raddr_seg) / 16;
break;
switch (wr->opcode) {
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
- set_raddr_seg(wqe, wr->wr.rdma.remote_addr,
- wr->wr.rdma.rkey);
+ set_raddr_seg(wqe, rdma_wr(wr)->remote_addr,
+ rdma_wr(wr)->rkey);
wqe += sizeof (struct mthca_raddr_seg);
size += sizeof (struct mthca_raddr_seg) / 16;
break;
break;
case UD:
- set_tavor_ud_seg(wqe, wr);
+ set_tavor_ud_seg(wqe, ud_wr(wr));
wqe += sizeof (struct mthca_tavor_ud_seg);
size += sizeof (struct mthca_tavor_ud_seg) / 16;
break;
case MLX:
- err = build_mlx_header(dev, to_msqp(qp), ind, wr,
+ err = build_mlx_header(dev, to_msqp(qp), ind, ud_wr(wr),
wqe - sizeof (struct mthca_next_seg),
wqe);
if (err) {
switch (wr->opcode) {
case IB_WR_ATOMIC_CMP_AND_SWP:
case IB_WR_ATOMIC_FETCH_AND_ADD:
- set_raddr_seg(wqe, wr->wr.atomic.remote_addr,
- wr->wr.atomic.rkey);
+ set_raddr_seg(wqe, atomic_wr(wr)->remote_addr,
+ atomic_wr(wr)->rkey);
wqe += sizeof (struct mthca_raddr_seg);
- set_atomic_seg(wqe, wr);
+ set_atomic_seg(wqe, atomic_wr(wr));
wqe += sizeof (struct mthca_atomic_seg);
size += (sizeof (struct mthca_raddr_seg) +
sizeof (struct mthca_atomic_seg)) / 16;
case IB_WR_RDMA_READ:
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
- set_raddr_seg(wqe, wr->wr.rdma.remote_addr,
- wr->wr.rdma.rkey);
+ set_raddr_seg(wqe, rdma_wr(wr)->remote_addr,
+ rdma_wr(wr)->rkey);
wqe += sizeof (struct mthca_raddr_seg);
size += sizeof (struct mthca_raddr_seg) / 16;
break;
switch (wr->opcode) {
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
- set_raddr_seg(wqe, wr->wr.rdma.remote_addr,
- wr->wr.rdma.rkey);
+ set_raddr_seg(wqe, rdma_wr(wr)->remote_addr,
+ rdma_wr(wr)->rkey);
wqe += sizeof (struct mthca_raddr_seg);
size += sizeof (struct mthca_raddr_seg) / 16;
break;
break;
case UD:
- set_arbel_ud_seg(wqe, wr);
+ set_arbel_ud_seg(wqe, ud_wr(wr));
wqe += sizeof (struct mthca_arbel_ud_seg);
size += sizeof (struct mthca_arbel_ud_seg) / 16;
break;
case MLX:
- err = build_mlx_header(dev, to_msqp(qp), ind, wr,
+ err = build_mlx_header(dev, to_msqp(qp), ind, ud_wr(wr),
wqe - sizeof (struct mthca_next_seg),
wqe);
if (err) {
wqe_misc |= NES_IWARP_SQ_WQE_LOCAL_FENCE;
set_wqe_32bit_value(wqe->wqe_words, NES_IWARP_SQ_WQE_RDMA_STAG_IDX,
- ib_wr->wr.rdma.rkey);
+ rdma_wr(ib_wr)->rkey);
set_wqe_64bit_value(wqe->wqe_words, NES_IWARP_SQ_WQE_RDMA_TO_LOW_IDX,
- ib_wr->wr.rdma.remote_addr);
+ rdma_wr(ib_wr)->remote_addr);
if ((ib_wr->send_flags & IB_SEND_INLINE) &&
((nes_drv_opt & NES_DRV_OPT_NO_INLINE_DATA) == 0) &&
}
set_wqe_64bit_value(wqe->wqe_words, NES_IWARP_SQ_WQE_RDMA_TO_LOW_IDX,
- ib_wr->wr.rdma.remote_addr);
+ rdma_wr(ib_wr)->remote_addr);
set_wqe_32bit_value(wqe->wqe_words, NES_IWARP_SQ_WQE_RDMA_STAG_IDX,
- ib_wr->wr.rdma.rkey);
+ rdma_wr(ib_wr)->rkey);
set_wqe_32bit_value(wqe->wqe_words, NES_IWARP_SQ_WQE_RDMA_LENGTH_IDX,
ib_wr->sg_list->length);
set_wqe_64bit_value(wqe->wqe_words, NES_IWARP_SQ_WQE_FRAG0_LOW_IDX,
case IB_WR_FAST_REG_MR:
{
int i;
- int flags = ib_wr->wr.fast_reg.access_flags;
+ struct ib_fast_reg_wr *fwr = fast_reg_wr(ib_wr);
+ int flags = fwr->access_flags;
struct nes_ib_fast_reg_page_list *pnesfrpl =
- container_of(ib_wr->wr.fast_reg.page_list,
+ container_of(fwr->page_list,
struct nes_ib_fast_reg_page_list,
ibfrpl);
u64 *src_page_list = pnesfrpl->ibfrpl.page_list;
u64 *dst_page_list = pnesfrpl->nes_wqe_pbl.kva;
- if (ib_wr->wr.fast_reg.page_list_len >
+ if (fwr->page_list_len >
(NES_4K_PBL_CHUNK_SIZE / sizeof(u64))) {
nes_debug(NES_DBG_IW_TX, "SQ_FMR: bad page_list_len\n");
err = -EINVAL;
wqe_misc = NES_IWARP_SQ_OP_FAST_REG;
set_wqe_64bit_value(wqe->wqe_words,
NES_IWARP_SQ_FMR_WQE_VA_FBO_LOW_IDX,
- ib_wr->wr.fast_reg.iova_start);
+ fwr->iova_start);
set_wqe_32bit_value(wqe->wqe_words,
NES_IWARP_SQ_FMR_WQE_LENGTH_LOW_IDX,
- ib_wr->wr.fast_reg.length);
+ fwr->length);
set_wqe_32bit_value(wqe->wqe_words,
NES_IWARP_SQ_FMR_WQE_LENGTH_HIGH_IDX, 0);
set_wqe_32bit_value(wqe->wqe_words,
NES_IWARP_SQ_FMR_WQE_MR_STAG_IDX,
- ib_wr->wr.fast_reg.rkey);
+ fwr->rkey);
/* Set page size: */
- if (ib_wr->wr.fast_reg.page_shift == 12) {
+ if (fwr->page_shift == 12) {
wqe_misc |= NES_IWARP_SQ_FMR_WQE_PAGE_SIZE_4K;
- } else if (ib_wr->wr.fast_reg.page_shift == 21) {
+ } else if (fwr->page_shift == 21) {
wqe_misc |= NES_IWARP_SQ_FMR_WQE_PAGE_SIZE_2M;
} else {
nes_debug(NES_DBG_IW_TX, "Invalid page shift,"
wqe_misc |= NES_IWARP_SQ_FMR_WQE_RIGHTS_ENABLE_WINDOW_BIND;
/* Fill in PBL info: */
- if (ib_wr->wr.fast_reg.page_list_len >
+ if (fwr->page_list_len >
pnesfrpl->ibfrpl.max_page_list_len) {
nes_debug(NES_DBG_IW_TX, "Invalid page list length,"
" ib_wr=%p, value=%u, max=%u\n",
- ib_wr, ib_wr->wr.fast_reg.page_list_len,
+ ib_wr, fwr->page_list_len,
pnesfrpl->ibfrpl.max_page_list_len);
err = -EINVAL;
break;
set_wqe_32bit_value(wqe->wqe_words,
NES_IWARP_SQ_FMR_WQE_PBL_LENGTH_IDX,
- ib_wr->wr.fast_reg.page_list_len * 8);
+ fwr->page_list_len * 8);
- for (i = 0; i < ib_wr->wr.fast_reg.page_list_len; i++)
+ for (i = 0; i < fwr->page_list_len; i++)
dst_page_list[i] = cpu_to_le64(src_page_list[i]);
nes_debug(NES_DBG_IW_TX, "SQ_FMR: iova_start: %llx, "
"length: %d, rkey: %0x, pgl_paddr: %llx, "
"page_list_len: %u, wqe_misc: %x\n",
- (unsigned long long) ib_wr->wr.fast_reg.iova_start,
- ib_wr->wr.fast_reg.length,
- ib_wr->wr.fast_reg.rkey,
+ (unsigned long long) fwr->iova_start,
+ fwr->length,
+ fwr->rkey,
(unsigned long long) pnesfrpl->nes_wqe_pbl.paddr,
- ib_wr->wr.fast_reg.page_list_len,
+ fwr->page_list_len,
wqe_misc);
break;
}
{
struct ocrdma_ewqe_ud_hdr *ud_hdr =
(struct ocrdma_ewqe_ud_hdr *)(hdr + 1);
- struct ocrdma_ah *ah = get_ocrdma_ah(wr->wr.ud.ah);
+ struct ocrdma_ah *ah = get_ocrdma_ah(ud_wr(wr)->ah);
- ud_hdr->rsvd_dest_qpn = wr->wr.ud.remote_qpn;
+ ud_hdr->rsvd_dest_qpn = ud_wr(wr)->remote_qpn;
if (qp->qp_type == IB_QPT_GSI)
ud_hdr->qkey = qp->qkey;
else
- ud_hdr->qkey = wr->wr.ud.remote_qkey;
+ ud_hdr->qkey = ud_wr(wr)->remote_qkey;
ud_hdr->rsvd_ahid = ah->id;
if (ah->av->valid & OCRDMA_AV_VLAN_VALID)
hdr->cw |= (OCRDMA_FLAG_AH_VLAN_PR << OCRDMA_WQE_FLAGS_SHIFT);
status = ocrdma_build_inline_sges(qp, hdr, sge, wr, wqe_size);
if (status)
return status;
- ext_rw->addr_lo = wr->wr.rdma.remote_addr;
- ext_rw->addr_hi = upper_32_bits(wr->wr.rdma.remote_addr);
- ext_rw->lrkey = wr->wr.rdma.rkey;
+ ext_rw->addr_lo = rdma_wr(wr)->remote_addr;
+ ext_rw->addr_hi = upper_32_bits(rdma_wr(wr)->remote_addr);
+ ext_rw->lrkey = rdma_wr(wr)->rkey;
ext_rw->len = hdr->total_len;
return 0;
}
hdr->cw |= (OCRDMA_READ << OCRDMA_WQE_OPCODE_SHIFT);
hdr->cw |= (OCRDMA_TYPE_LKEY << OCRDMA_WQE_TYPE_SHIFT);
- ext_rw->addr_lo = wr->wr.rdma.remote_addr;
- ext_rw->addr_hi = upper_32_bits(wr->wr.rdma.remote_addr);
- ext_rw->lrkey = wr->wr.rdma.rkey;
+ ext_rw->addr_lo = rdma_wr(wr)->remote_addr;
+ ext_rw->addr_hi = upper_32_bits(rdma_wr(wr)->remote_addr);
+ ext_rw->lrkey = rdma_wr(wr)->rkey;
ext_rw->len = hdr->total_len;
}
-static void build_frmr_pbes(struct ib_send_wr *wr, struct ocrdma_pbl *pbl_tbl,
+static void build_frmr_pbes(struct ib_fast_reg_wr *wr,
+ struct ocrdma_pbl *pbl_tbl,
struct ocrdma_hw_mr *hwmr)
{
int i;
num_pbes = 0;
/* go through the OS phy regions & fill hw pbe entries into pbls. */
- for (i = 0; i < wr->wr.fast_reg.page_list_len; i++) {
+ for (i = 0; i < wr->page_list_len; i++) {
/* number of pbes can be more for one OS buf, when
* buffers are of different sizes.
* split the ib_buf to one or more pbes.
*/
- buf_addr = wr->wr.fast_reg.page_list->page_list[i];
+ buf_addr = wr->page_list->page_list[i];
pbe->pa_lo = cpu_to_le32((u32) (buf_addr & PAGE_MASK));
pbe->pa_hi = cpu_to_le32((u32) upper_32_bits(buf_addr));
num_pbes += 1;
static int ocrdma_build_fr(struct ocrdma_qp *qp, struct ocrdma_hdr_wqe *hdr,
- struct ib_send_wr *wr)
+ struct ib_send_wr *send_wr)
{
u64 fbo;
+ struct ib_fast_reg_wr *wr = fast_reg_wr(send_wr);
struct ocrdma_ewqe_fr *fast_reg = (struct ocrdma_ewqe_fr *)(hdr + 1);
struct ocrdma_mr *mr;
struct ocrdma_dev *dev = get_ocrdma_dev(qp->ibqp.device);
wqe_size = roundup(wqe_size, OCRDMA_WQE_ALIGN_BYTES);
- if (wr->wr.fast_reg.page_list_len > dev->attr.max_pages_per_frmr)
+ if (wr->page_list_len > dev->attr.max_pages_per_frmr)
return -EINVAL;
hdr->cw |= (OCRDMA_FR_MR << OCRDMA_WQE_OPCODE_SHIFT);
hdr->cw |= ((wqe_size / OCRDMA_WQE_STRIDE) << OCRDMA_WQE_SIZE_SHIFT);
- if (wr->wr.fast_reg.page_list_len == 0)
+ if (wr->page_list_len == 0)
BUG();
- if (wr->wr.fast_reg.access_flags & IB_ACCESS_LOCAL_WRITE)
+ if (wr->access_flags & IB_ACCESS_LOCAL_WRITE)
hdr->rsvd_lkey_flags |= OCRDMA_LKEY_FLAG_LOCAL_WR;
- if (wr->wr.fast_reg.access_flags & IB_ACCESS_REMOTE_WRITE)
+ if (wr->access_flags & IB_ACCESS_REMOTE_WRITE)
hdr->rsvd_lkey_flags |= OCRDMA_LKEY_FLAG_REMOTE_WR;
- if (wr->wr.fast_reg.access_flags & IB_ACCESS_REMOTE_READ)
+ if (wr->access_flags & IB_ACCESS_REMOTE_READ)
hdr->rsvd_lkey_flags |= OCRDMA_LKEY_FLAG_REMOTE_RD;
- hdr->lkey = wr->wr.fast_reg.rkey;
- hdr->total_len = wr->wr.fast_reg.length;
+ hdr->lkey = wr->rkey;
+ hdr->total_len = wr->length;
- fbo = wr->wr.fast_reg.iova_start -
- (wr->wr.fast_reg.page_list->page_list[0] & PAGE_MASK);
+ fbo = wr->iova_start - (wr->page_list->page_list[0] & PAGE_MASK);
- fast_reg->va_hi = upper_32_bits(wr->wr.fast_reg.iova_start);
- fast_reg->va_lo = (u32) (wr->wr.fast_reg.iova_start & 0xffffffff);
+ fast_reg->va_hi = upper_32_bits(wr->iova_start);
+ fast_reg->va_lo = (u32) (wr->iova_start & 0xffffffff);
fast_reg->fbo_hi = upper_32_bits(fbo);
fast_reg->fbo_lo = (u32) fbo & 0xffffffff;
- fast_reg->num_sges = wr->wr.fast_reg.page_list_len;
+ fast_reg->num_sges = wr->page_list_len;
fast_reg->size_sge =
- get_encoded_page_size(1 << wr->wr.fast_reg.page_shift);
+ get_encoded_page_size(1 << wr->page_shift);
mr = (struct ocrdma_mr *) (unsigned long)
dev->stag_arr[(hdr->lkey >> 8) & (OCRDMA_MAX_STAG - 1)];
build_frmr_pbes(wr, mr->hwmr.pbl_table, &mr->hwmr);
/*
* Initialize the memory region specified by the work reqeust.
*/
-int qib_fast_reg_mr(struct qib_qp *qp, struct ib_send_wr *wr)
+int qib_fast_reg_mr(struct qib_qp *qp, struct ib_send_wr *send_wr)
{
+ struct ib_fast_reg_wr *wr = fast_reg_wr(send_wr);
struct qib_lkey_table *rkt = &to_idev(qp->ibqp.device)->lk_table;
struct qib_pd *pd = to_ipd(qp->ibqp.pd);
struct qib_mregion *mr;
- u32 rkey = wr->wr.fast_reg.rkey;
+ u32 rkey = wr->rkey;
unsigned i, n, m;
int ret = -EINVAL;
unsigned long flags;
if (unlikely(mr == NULL || qp->ibqp.pd != mr->pd))
goto bail;
- if (wr->wr.fast_reg.page_list_len > mr->max_segs)
+ if (wr->page_list_len > mr->max_segs)
goto bail;
- ps = 1UL << wr->wr.fast_reg.page_shift;
- if (wr->wr.fast_reg.length > ps * wr->wr.fast_reg.page_list_len)
+ ps = 1UL << wr->page_shift;
+ if (wr->length > ps * wr->page_list_len)
goto bail;
- mr->user_base = wr->wr.fast_reg.iova_start;
- mr->iova = wr->wr.fast_reg.iova_start;
+ mr->user_base = wr->iova_start;
+ mr->iova = wr->iova_start;
mr->lkey = rkey;
- mr->length = wr->wr.fast_reg.length;
- mr->access_flags = wr->wr.fast_reg.access_flags;
- page_list = wr->wr.fast_reg.page_list->page_list;
+ mr->length = wr->length;
+ mr->access_flags = wr->access_flags;
+ page_list = wr->page_list->page_list;
m = 0;
n = 0;
- for (i = 0; i < wr->wr.fast_reg.page_list_len; i++) {
+ for (i = 0; i < wr->page_list_len; i++) {
mr->map[m]->segs[n].vaddr = (void *) page_list[i];
mr->map[m]->segs[n].length = ps;
if (++n == QIB_SEGSZ) {
if (qp->ibqp.qp_type == IB_QPT_UD ||
qp->ibqp.qp_type == IB_QPT_SMI ||
qp->ibqp.qp_type == IB_QPT_GSI)
- atomic_dec(&to_iah(wqe->wr.wr.ud.ah)->refcount);
+ atomic_dec(&to_iah(wqe->ud_wr.ah)->refcount);
if (++qp->s_last >= qp->s_size)
qp->s_last = 0;
}
qp->s_flags |= QIB_S_WAIT_SSN_CREDIT;
goto bail;
}
+
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr);
+ cpu_to_be64(wqe->rdma_wr.remote_addr);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(len);
hwords += sizeof(struct ib_reth) / sizeof(u32);
wqe->lpsn = wqe->psn;
len = pmtu;
break;
}
- if (wqe->wr.opcode == IB_WR_RDMA_WRITE)
+ if (wqe->rdma_wr.wr.opcode == IB_WR_RDMA_WRITE)
qp->s_state = OP(RDMA_WRITE_ONLY);
else {
- qp->s_state =
- OP(RDMA_WRITE_ONLY_WITH_IMMEDIATE);
+ qp->s_state = OP(RDMA_WRITE_ONLY_WITH_IMMEDIATE);
/* Immediate data comes after RETH */
- ohdr->u.rc.imm_data = wqe->wr.ex.imm_data;
+ ohdr->u.rc.imm_data =
+ wqe->rdma_wr.wr.ex.imm_data;
hwords += 1;
- if (wqe->wr.send_flags & IB_SEND_SOLICITED)
+ if (wqe->rdma_wr.wr.send_flags & IB_SEND_SOLICITED)
bth0 |= IB_BTH_SOLICITED;
}
bth2 |= IB_BTH_REQ_ACK;
qp->s_next_psn += (len - 1) / pmtu;
wqe->lpsn = qp->s_next_psn++;
}
+
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr);
+ cpu_to_be64(wqe->rdma_wr.remote_addr);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(len);
qp->s_state = OP(RDMA_READ_REQUEST);
hwords += sizeof(ohdr->u.rc.reth) / sizeof(u32);
qp->s_lsn++;
wqe->lpsn = wqe->psn;
}
- if (wqe->wr.opcode == IB_WR_ATOMIC_CMP_AND_SWP) {
+ if (wqe->atomic_wr.wr.opcode == IB_WR_ATOMIC_CMP_AND_SWP) {
qp->s_state = OP(COMPARE_SWAP);
ohdr->u.atomic_eth.swap_data = cpu_to_be64(
- wqe->wr.wr.atomic.swap);
+ wqe->atomic_wr.swap);
ohdr->u.atomic_eth.compare_data = cpu_to_be64(
- wqe->wr.wr.atomic.compare_add);
+ wqe->atomic_wr.compare_add);
} else {
qp->s_state = OP(FETCH_ADD);
ohdr->u.atomic_eth.swap_data = cpu_to_be64(
- wqe->wr.wr.atomic.compare_add);
+ wqe->atomic_wr.compare_add);
ohdr->u.atomic_eth.compare_data = 0;
}
ohdr->u.atomic_eth.vaddr[0] = cpu_to_be32(
- wqe->wr.wr.atomic.remote_addr >> 32);
+ wqe->atomic_wr.remote_addr >> 32);
ohdr->u.atomic_eth.vaddr[1] = cpu_to_be32(
- wqe->wr.wr.atomic.remote_addr);
+ wqe->atomic_wr.remote_addr);
ohdr->u.atomic_eth.rkey = cpu_to_be32(
- wqe->wr.wr.atomic.rkey);
+ wqe->atomic_wr.rkey);
hwords += sizeof(struct ib_atomic_eth) / sizeof(u32);
ss = NULL;
len = 0;
*/
len = ((qp->s_psn - wqe->psn) & QIB_PSN_MASK) * pmtu;
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr + len);
+ cpu_to_be64(wqe->rdma_wr.remote_addr + len);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(wqe->length - len);
qp->s_state = OP(RDMA_READ_REQUEST);
hwords += sizeof(ohdr->u.rc.reth) / sizeof(u32);
if (wqe->length == 0)
break;
if (unlikely(!qib_rkey_ok(qp, &qp->r_sge.sge, wqe->length,
- wqe->wr.wr.rdma.remote_addr,
- wqe->wr.wr.rdma.rkey,
+ wqe->rdma_wr.remote_addr,
+ wqe->rdma_wr.rkey,
IB_ACCESS_REMOTE_WRITE)))
goto acc_err;
qp->r_sge.sg_list = NULL;
if (unlikely(!(qp->qp_access_flags & IB_ACCESS_REMOTE_READ)))
goto inv_err;
if (unlikely(!qib_rkey_ok(qp, &sqp->s_sge.sge, wqe->length,
- wqe->wr.wr.rdma.remote_addr,
- wqe->wr.wr.rdma.rkey,
+ wqe->rdma_wr.remote_addr,
+ wqe->rdma_wr.rkey,
IB_ACCESS_REMOTE_READ)))
goto acc_err;
release = 0;
if (unlikely(!(qp->qp_access_flags & IB_ACCESS_REMOTE_ATOMIC)))
goto inv_err;
if (unlikely(!qib_rkey_ok(qp, &qp->r_sge.sge, sizeof(u64),
- wqe->wr.wr.atomic.remote_addr,
- wqe->wr.wr.atomic.rkey,
+ wqe->atomic_wr.remote_addr,
+ wqe->atomic_wr.rkey,
IB_ACCESS_REMOTE_ATOMIC)))
goto acc_err;
/* Perform atomic OP and save result. */
maddr = (atomic64_t *) qp->r_sge.sge.vaddr;
- sdata = wqe->wr.wr.atomic.compare_add;
+ sdata = wqe->atomic_wr.compare_add;
*(u64 *) sqp->s_sge.sge.vaddr =
- (wqe->wr.opcode == IB_WR_ATOMIC_FETCH_AND_ADD) ?
+ (wqe->atomic_wr.wr.opcode == IB_WR_ATOMIC_FETCH_AND_ADD) ?
(u64) atomic64_add_return(sdata, maddr) - sdata :
(u64) cmpxchg((u64 *) qp->r_sge.sge.vaddr,
- sdata, wqe->wr.wr.atomic.swap);
+ sdata, wqe->atomic_wr.swap);
qib_put_mr(qp->r_sge.sge.mr);
qp->r_sge.num_sge = 0;
goto send_comp;
if (qp->ibqp.qp_type == IB_QPT_UD ||
qp->ibqp.qp_type == IB_QPT_SMI ||
qp->ibqp.qp_type == IB_QPT_GSI)
- atomic_dec(&to_iah(wqe->wr.wr.ud.ah)->refcount);
+ atomic_dec(&to_iah(wqe->ud_wr.ah)->refcount);
/* See ch. 11.2.4.1 and 10.7.3.1 */
if (!(qp->s_flags & QIB_S_SIGNAL_REQ_WR) ||
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr);
+ cpu_to_be64(wqe->rdma_wr.remote_addr);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(len);
hwords += sizeof(struct ib_reth) / 4;
if (len > pmtu) {
u32 length;
enum ib_qp_type sqptype, dqptype;
- qp = qib_lookup_qpn(ibp, swqe->wr.wr.ud.remote_qpn);
+ qp = qib_lookup_qpn(ibp, swqe->ud_wr.remote_qpn);
if (!qp) {
ibp->n_pkt_drops++;
return;
goto drop;
}
- ah_attr = &to_iah(swqe->wr.wr.ud.ah)->attr;
+ ah_attr = &to_iah(swqe->ud_wr.ah)->attr;
ppd = ppd_from_ibp(ibp);
if (qp->ibqp.qp_num > 1) {
if (qp->ibqp.qp_num) {
u32 qkey;
- qkey = (int)swqe->wr.wr.ud.remote_qkey < 0 ?
- sqp->qkey : swqe->wr.wr.ud.remote_qkey;
+ qkey = (int)swqe->ud_wr.remote_qkey < 0 ?
+ sqp->qkey : swqe->ud_wr.remote_qkey;
if (unlikely(qkey != qp->qkey)) {
u16 lid;
wc.qp = &qp->ibqp;
wc.src_qp = sqp->ibqp.qp_num;
wc.pkey_index = qp->ibqp.qp_type == IB_QPT_GSI ?
- swqe->wr.wr.ud.pkey_index : 0;
+ swqe->ud_wr.pkey_index : 0;
wc.slid = ppd->lid | (ah_attr->src_path_bits & ((1 << ppd->lmc) - 1));
wc.sl = ah_attr->sl;
wc.dlid_path_bits = ah_attr->dlid & ((1 << ppd->lmc) - 1);
/* Construct the header. */
ibp = to_iport(qp->ibqp.device, qp->port_num);
ppd = ppd_from_ibp(ibp);
- ah_attr = &to_iah(wqe->wr.wr.ud.ah)->attr;
+ ah_attr = &to_iah(wqe->ud_wr.ah)->attr;
if (ah_attr->dlid >= QIB_MULTICAST_LID_BASE) {
if (ah_attr->dlid != QIB_PERMISSIVE_LID)
this_cpu_inc(ibp->pmastats->n_multicast_xmit);
bth0 |= extra_bytes << 20;
bth0 |= qp->ibqp.qp_type == IB_QPT_SMI ? QIB_DEFAULT_P_KEY :
qib_get_pkey(ibp, qp->ibqp.qp_type == IB_QPT_GSI ?
- wqe->wr.wr.ud.pkey_index : qp->s_pkey_index);
+ wqe->ud_wr.pkey_index : qp->s_pkey_index);
ohdr->bth[0] = cpu_to_be32(bth0);
/*
* Use the multicast QP if the destination LID is a multicast LID.
ohdr->bth[1] = ah_attr->dlid >= QIB_MULTICAST_LID_BASE &&
ah_attr->dlid != QIB_PERMISSIVE_LID ?
cpu_to_be32(QIB_MULTICAST_QPN) :
- cpu_to_be32(wqe->wr.wr.ud.remote_qpn);
+ cpu_to_be32(wqe->ud_wr.remote_qpn);
ohdr->bth[2] = cpu_to_be32(qp->s_next_psn++ & QIB_PSN_MASK);
/*
* Qkeys with the high order bit set mean use the
* qkey from the QP context instead of the WR (see 10.2.5).
*/
- ohdr->u.ud.deth[0] = cpu_to_be32((int)wqe->wr.wr.ud.remote_qkey < 0 ?
- qp->qkey : wqe->wr.wr.ud.remote_qkey);
+ ohdr->u.ud.deth[0] = cpu_to_be32((int)wqe->ud_wr.remote_qkey < 0 ?
+ qp->qkey : wqe->ud_wr.remote_qkey);
ohdr->u.ud.deth[1] = cpu_to_be32(qp->ibqp.qp_num);
done:
wr->opcode != IB_WR_SEND_WITH_IMM)
goto bail_inval;
/* Check UD destination address PD */
- if (qp->ibqp.pd != wr->wr.ud.ah->pd)
+ if (qp->ibqp.pd != ud_wr(wr)->ah->pd)
goto bail_inval;
} else if ((unsigned) wr->opcode > IB_WR_ATOMIC_FETCH_AND_ADD)
goto bail_inval;
rkt = &to_idev(qp->ibqp.device)->lk_table;
pd = to_ipd(qp->ibqp.pd);
wqe = get_swqe_ptr(qp, qp->s_head);
- wqe->wr = *wr;
+
+ if (qp->ibqp.qp_type != IB_QPT_UC &&
+ qp->ibqp.qp_type != IB_QPT_RC)
+ memcpy(&wqe->ud_wr, ud_wr(wr), sizeof(wqe->ud_wr));
+ else if (wr->opcode == IB_WR_FAST_REG_MR)
+ memcpy(&wqe->fast_reg_wr, fast_reg_wr(wr),
+ sizeof(wqe->fast_reg_wr));
+ else if (wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM ||
+ wr->opcode == IB_WR_RDMA_WRITE ||
+ wr->opcode == IB_WR_RDMA_READ)
+ memcpy(&wqe->rdma_wr, rdma_wr(wr), sizeof(wqe->rdma_wr));
+ else if (wr->opcode == IB_WR_ATOMIC_CMP_AND_SWP ||
+ wr->opcode == IB_WR_ATOMIC_FETCH_AND_ADD)
+ memcpy(&wqe->atomic_wr, atomic_wr(wr), sizeof(wqe->atomic_wr));
+ else
+ memcpy(&wqe->wr, wr, sizeof(wqe->wr));
+
wqe->length = 0;
j = 0;
if (wr->num_sge) {
qp->port_num - 1)->ibmtu)
goto bail_inval_free;
else
- atomic_inc(&to_iah(wr->wr.ud.ah)->refcount);
+ atomic_inc(&to_iah(ud_wr(wr)->ah)->refcount);
wqe->ssn = qp->s_ssn++;
qp->s_head = next;
* in qp->s_max_sge.
*/
struct qib_swqe {
- struct ib_send_wr wr; /* don't use wr.sg_list */
+ union {
+ struct ib_send_wr wr; /* don't use wr.sg_list */
+ struct ib_ud_wr ud_wr;
+ struct ib_fast_reg_wr fast_reg_wr;
+ struct ib_rdma_wr rdma_wr;
+ struct ib_atomic_wr atomic_wr;
+ };
u32 psn; /* first packet sequence number */
u32 lpsn; /* last packet sequence number */
u32 ssn; /* send sequence number */
unsigned tx_head;
unsigned tx_tail;
struct ib_sge tx_sge[MAX_SKB_FRAGS + 1];
- struct ib_send_wr tx_wr;
+ struct ib_ud_wr tx_wr;
unsigned tx_outstanding;
struct ib_wc send_wc[MAX_SEND_CQE];
priv->tx_sge[i + off].addr = mapping[i + off];
priv->tx_sge[i + off].length = skb_frag_size(&frags[i]);
}
- priv->tx_wr.num_sge = nr_frags + off;
+ priv->tx_wr.wr.num_sge = nr_frags + off;
}
#ifdef CONFIG_INFINIBAND_IPOIB_DEBUG
ipoib_build_sge(priv, tx_req);
- priv->tx_wr.wr_id = wr_id | IPOIB_OP_CM;
+ priv->tx_wr.wr.wr_id = wr_id | IPOIB_OP_CM;
- return ib_post_send(tx->qp, &priv->tx_wr, &bad_wr);
+ return ib_post_send(tx->qp, &priv->tx_wr.wr, &bad_wr);
}
void ipoib_cm_send(struct net_device *dev, struct sk_buff *skb, struct ipoib_cm_tx *tx)
ipoib_build_sge(priv, tx_req);
- priv->tx_wr.wr_id = wr_id;
- priv->tx_wr.wr.ud.remote_qpn = qpn;
- priv->tx_wr.wr.ud.ah = address;
+ priv->tx_wr.wr.wr_id = wr_id;
+ priv->tx_wr.remote_qpn = qpn;
+ priv->tx_wr.ah = address;
if (head) {
- priv->tx_wr.wr.ud.mss = skb_shinfo(skb)->gso_size;
- priv->tx_wr.wr.ud.header = head;
- priv->tx_wr.wr.ud.hlen = hlen;
- priv->tx_wr.opcode = IB_WR_LSO;
+ priv->tx_wr.mss = skb_shinfo(skb)->gso_size;
+ priv->tx_wr.header = head;
+ priv->tx_wr.hlen = hlen;
+ priv->tx_wr.wr.opcode = IB_WR_LSO;
} else
- priv->tx_wr.opcode = IB_WR_SEND;
+ priv->tx_wr.wr.opcode = IB_WR_SEND;
- return ib_post_send(priv->qp, &priv->tx_wr, &bad_wr);
+ return ib_post_send(priv->qp, &priv->tx_wr.wr, &bad_wr);
}
void ipoib_send(struct net_device *dev, struct sk_buff *skb,
}
if (skb->ip_summed == CHECKSUM_PARTIAL)
- priv->tx_wr.send_flags |= IB_SEND_IP_CSUM;
+ priv->tx_wr.wr.send_flags |= IB_SEND_IP_CSUM;
else
- priv->tx_wr.send_flags &= ~IB_SEND_IP_CSUM;
+ priv->tx_wr.wr.send_flags &= ~IB_SEND_IP_CSUM;
if (++priv->tx_outstanding == ipoib_sendq_size) {
ipoib_dbg(priv, "TX ring full, stopping kernel net queue\n");
netdev_update_features(dev);
dev_set_mtu(dev, ipoib_cm_max_mtu(dev));
rtnl_unlock();
- priv->tx_wr.send_flags &= ~IB_SEND_IP_CSUM;
+ priv->tx_wr.wr.send_flags &= ~IB_SEND_IP_CSUM;
ipoib_flush_paths(dev);
rtnl_lock();
priv->qkey = be32_to_cpu(priv->broadcast->mcmember.qkey);
spin_unlock_irq(&priv->lock);
- priv->tx_wr.wr.ud.remote_qkey = priv->qkey;
+ priv->tx_wr.remote_qkey = priv->qkey;
set_qkey = 1;
}
for (i = 0; i < MAX_SKB_FRAGS + 1; ++i)
priv->tx_sge[i].lkey = priv->pd->local_dma_lkey;
- priv->tx_wr.opcode = IB_WR_SEND;
- priv->tx_wr.sg_list = priv->tx_sge;
- priv->tx_wr.send_flags = IB_SEND_SIGNALED;
+ priv->tx_wr.wr.opcode = IB_WR_SEND;
+ priv->tx_wr.wr.sg_list = priv->tx_sge;
+ priv->tx_wr.wr.send_flags = IB_SEND_SIGNALED;
priv->rx_sge[0].lkey = priv->pd->local_dma_lkey;
int num_sge;
bool mapped;
u8 wr_idx;
- struct ib_send_wr wrs[ISER_MAX_WRS];
+ union iser_wr {
+ struct ib_send_wr send;
+ struct ib_fast_reg_wr fast_reg;
+ struct ib_sig_handover_wr sig;
+ } wrs[ISER_MAX_WRS];
struct iser_mem_reg data_reg;
struct iser_mem_reg prot_reg;
struct ib_sig_attrs sig_attrs;
static inline struct ib_send_wr *
iser_tx_next_wr(struct iser_tx_desc *tx_desc)
{
- struct ib_send_wr *cur_wr = &tx_desc->wrs[tx_desc->wr_idx];
+ struct ib_send_wr *cur_wr = &tx_desc->wrs[tx_desc->wr_idx].send;
struct ib_send_wr *last_wr;
if (tx_desc->wr_idx) {
- last_wr = &tx_desc->wrs[tx_desc->wr_idx - 1];
+ last_wr = &tx_desc->wrs[tx_desc->wr_idx - 1].send;
last_wr->next = cur_wr;
}
tx_desc->wr_idx++;
{
struct iser_tx_desc *tx_desc = &iser_task->desc;
struct ib_sig_attrs *sig_attrs = &tx_desc->sig_attrs;
- struct ib_send_wr *wr;
+ struct ib_sig_handover_wr *wr;
int ret;
memset(sig_attrs, 0, sizeof(*sig_attrs));
iser_set_prot_checks(iser_task->sc, &sig_attrs->check_mask);
- if (!pi_ctx->sig_mr_valid) {
- wr = iser_tx_next_wr(tx_desc);
- iser_inv_rkey(wr, pi_ctx->sig_mr);
- }
-
- wr = iser_tx_next_wr(tx_desc);
- wr->opcode = IB_WR_REG_SIG_MR;
- wr->wr_id = ISER_FASTREG_LI_WRID;
- wr->sg_list = &data_reg->sge;
- wr->num_sge = 1;
- wr->send_flags = 0;
- wr->wr.sig_handover.sig_attrs = sig_attrs;
- wr->wr.sig_handover.sig_mr = pi_ctx->sig_mr;
+ if (!pi_ctx->sig_mr_valid)
+ iser_inv_rkey(iser_tx_next_wr(tx_desc), pi_ctx->sig_mr);
+
+ wr = sig_handover_wr(iser_tx_next_wr(tx_desc));
+ wr->wr.opcode = IB_WR_REG_SIG_MR;
+ wr->wr.wr_id = ISER_FASTREG_LI_WRID;
+ wr->wr.sg_list = &data_reg->sge;
+ wr->wr.num_sge = 1;
+ wr->wr.send_flags = 0;
+ wr->sig_attrs = sig_attrs;
+ wr->sig_mr = pi_ctx->sig_mr;
if (scsi_prot_sg_count(iser_task->sc))
- wr->wr.sig_handover.prot = &prot_reg->sge;
+ wr->prot = &prot_reg->sge;
else
- wr->wr.sig_handover.prot = NULL;
- wr->wr.sig_handover.access_flags = IB_ACCESS_LOCAL_WRITE |
- IB_ACCESS_REMOTE_READ |
- IB_ACCESS_REMOTE_WRITE;
+ wr->prot = NULL;
+ wr->access_flags = IB_ACCESS_LOCAL_WRITE |
+ IB_ACCESS_REMOTE_READ |
+ IB_ACCESS_REMOTE_WRITE;
pi_ctx->sig_mr_valid = 0;
sig_reg->sge.lkey = pi_ctx->sig_mr->lkey;
struct ib_mr *mr = rsc->mr;
struct ib_fast_reg_page_list *frpl = rsc->frpl;
struct iser_tx_desc *tx_desc = &iser_task->desc;
- struct ib_send_wr *wr;
+ struct ib_fast_reg_wr *wr;
int offset, size, plen;
plen = iser_sg_to_page_vec(mem, device->ib_device, frpl->page_list,
return -EINVAL;
}
- if (!rsc->mr_valid) {
- wr = iser_tx_next_wr(tx_desc);
- iser_inv_rkey(wr, mr);
- }
-
- wr = iser_tx_next_wr(tx_desc);
- wr->opcode = IB_WR_FAST_REG_MR;
- wr->wr_id = ISER_FASTREG_LI_WRID;
- wr->send_flags = 0;
- wr->wr.fast_reg.iova_start = frpl->page_list[0] + offset;
- wr->wr.fast_reg.page_list = frpl;
- wr->wr.fast_reg.page_list_len = plen;
- wr->wr.fast_reg.page_shift = SHIFT_4K;
- wr->wr.fast_reg.length = size;
- wr->wr.fast_reg.rkey = mr->rkey;
- wr->wr.fast_reg.access_flags = (IB_ACCESS_LOCAL_WRITE |
- IB_ACCESS_REMOTE_WRITE |
- IB_ACCESS_REMOTE_READ);
+ if (!rsc->mr_valid)
+ iser_inv_rkey(iser_tx_next_wr(tx_desc), mr);
+
+ wr = fast_reg_wr(iser_tx_next_wr(tx_desc));
+ wr->wr.opcode = IB_WR_FAST_REG_MR;
+ wr->wr.wr_id = ISER_FASTREG_LI_WRID;
+ wr->wr.send_flags = 0;
+ wr->iova_start = frpl->page_list[0] + offset;
+ wr->page_list = frpl;
+ wr->page_list_len = plen;
+ wr->page_shift = SHIFT_4K;
+ wr->length = size;
+ wr->rkey = mr->rkey;
+ wr->access_flags = (IB_ACCESS_LOCAL_WRITE |
+ IB_ACCESS_REMOTE_WRITE |
+ IB_ACCESS_REMOTE_READ);
rsc->mr_valid = 0;
reg->sge.lkey = mr->lkey;
wr->opcode = IB_WR_SEND;
wr->send_flags = signal ? IB_SEND_SIGNALED : 0;
- ib_ret = ib_post_send(ib_conn->qp, &tx_desc->wrs[0], &bad_wr);
+ ib_ret = ib_post_send(ib_conn->qp, &tx_desc->wrs[0].send, &bad_wr);
if (ib_ret)
iser_err("ib_post_send failed, ret:%d opcode:%d\n",
ib_ret, bad_wr->opcode);
isert_unmap_data_buf(isert_conn, &wr->data);
}
- if (wr->send_wr) {
+ if (wr->rdma_wr) {
isert_dbg("Cmd %p free send_wr\n", isert_cmd);
- kfree(wr->send_wr);
- wr->send_wr = NULL;
+ kfree(wr->rdma_wr);
+ wr->rdma_wr = NULL;
}
if (wr->ib_sge) {
}
wr->ib_sge = NULL;
- wr->send_wr = NULL;
+ wr->rdma_wr = NULL;
}
static void
}
device->unreg_rdma_mem(isert_cmd, isert_conn);
- wr->send_wr_num = 0;
+ wr->rdma_wr_num = 0;
if (ret)
transport_send_check_condition_and_sense(se_cmd,
se_cmd->pi_err, 0);
iscsit_stop_dataout_timer(cmd);
device->unreg_rdma_mem(isert_cmd, isert_conn);
cmd->write_data_done = wr->data.len;
- wr->send_wr_num = 0;
+ wr->rdma_wr_num = 0;
isert_dbg("Cmd: %p RDMA_READ comp calling execute_cmd\n", isert_cmd);
spin_lock_bh(&cmd->istate_lock);
static int
isert_build_rdma_wr(struct isert_conn *isert_conn, struct isert_cmd *isert_cmd,
- struct ib_sge *ib_sge, struct ib_send_wr *send_wr,
+ struct ib_sge *ib_sge, struct ib_rdma_wr *rdma_wr,
u32 data_left, u32 offset)
{
struct iscsi_cmd *cmd = isert_cmd->iscsi_cmd;
sg_nents = min(cmd->se_cmd.t_data_nents - sg_off, isert_conn->max_sge);
page_off = offset % PAGE_SIZE;
- send_wr->sg_list = ib_sge;
- send_wr->wr_id = (uintptr_t)&isert_cmd->tx_desc;
+ rdma_wr->wr.sg_list = ib_sge;
+ rdma_wr->wr.wr_id = (uintptr_t)&isert_cmd->tx_desc;
/*
* Perform mapping of TCM scatterlist memory ib_sge dma_addr.
*/
isert_dbg("Incrementing ib_sge pointer to %p\n", ib_sge);
}
- send_wr->num_sge = ++i;
+ rdma_wr->wr.num_sge = ++i;
isert_dbg("Set outgoing sg_list: %p num_sg: %u from TCM SGLs\n",
- send_wr->sg_list, send_wr->num_sge);
+ rdma_wr->wr.sg_list, rdma_wr->wr.num_sge);
- return send_wr->num_sge;
+ return rdma_wr->wr.num_sge;
}
static int
struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd);
struct isert_conn *isert_conn = conn->context;
struct isert_data_buf *data = &wr->data;
- struct ib_send_wr *send_wr;
+ struct ib_rdma_wr *rdma_wr;
struct ib_sge *ib_sge;
u32 offset, data_len, data_left, rdma_write_max, va_offset = 0;
int ret = 0, i, ib_sge_cnt;
}
wr->ib_sge = ib_sge;
- wr->send_wr_num = DIV_ROUND_UP(data->nents, isert_conn->max_sge);
- wr->send_wr = kzalloc(sizeof(struct ib_send_wr) * wr->send_wr_num,
+ wr->rdma_wr_num = DIV_ROUND_UP(data->nents, isert_conn->max_sge);
+ wr->rdma_wr = kzalloc(sizeof(struct ib_rdma_wr) * wr->rdma_wr_num,
GFP_KERNEL);
- if (!wr->send_wr) {
- isert_dbg("Unable to allocate wr->send_wr\n");
+ if (!wr->rdma_wr) {
+ isert_dbg("Unable to allocate wr->rdma_wr\n");
ret = -ENOMEM;
goto unmap_cmd;
}
wr->isert_cmd = isert_cmd;
rdma_write_max = isert_conn->max_sge * PAGE_SIZE;
- for (i = 0; i < wr->send_wr_num; i++) {
- send_wr = &isert_cmd->rdma_wr.send_wr[i];
+ for (i = 0; i < wr->rdma_wr_num; i++) {
+ rdma_wr = &isert_cmd->rdma_wr.rdma_wr[i];
data_len = min(data_left, rdma_write_max);
- send_wr->send_flags = 0;
+ rdma_wr->wr.send_flags = 0;
if (wr->iser_ib_op == ISER_IB_RDMA_WRITE) {
- send_wr->opcode = IB_WR_RDMA_WRITE;
- send_wr->wr.rdma.remote_addr = isert_cmd->read_va + offset;
- send_wr->wr.rdma.rkey = isert_cmd->read_stag;
- if (i + 1 == wr->send_wr_num)
- send_wr->next = &isert_cmd->tx_desc.send_wr;
+ rdma_wr->wr.opcode = IB_WR_RDMA_WRITE;
+ rdma_wr->remote_addr = isert_cmd->read_va + offset;
+ rdma_wr->rkey = isert_cmd->read_stag;
+ if (i + 1 == wr->rdma_wr_num)
+ rdma_wr->wr.next = &isert_cmd->tx_desc.send_wr;
else
- send_wr->next = &wr->send_wr[i + 1];
+ rdma_wr->wr.next = &wr->rdma_wr[i + 1].wr;
} else {
- send_wr->opcode = IB_WR_RDMA_READ;
- send_wr->wr.rdma.remote_addr = isert_cmd->write_va + va_offset;
- send_wr->wr.rdma.rkey = isert_cmd->write_stag;
- if (i + 1 == wr->send_wr_num)
- send_wr->send_flags = IB_SEND_SIGNALED;
+ rdma_wr->wr.opcode = IB_WR_RDMA_READ;
+ rdma_wr->remote_addr = isert_cmd->write_va + va_offset;
+ rdma_wr->rkey = isert_cmd->write_stag;
+ if (i + 1 == wr->rdma_wr_num)
+ rdma_wr->wr.send_flags = IB_SEND_SIGNALED;
else
- send_wr->next = &wr->send_wr[i + 1];
+ rdma_wr->wr.next = &wr->rdma_wr[i + 1].wr;
}
ib_sge_cnt = isert_build_rdma_wr(isert_conn, isert_cmd, ib_sge,
- send_wr, data_len, offset);
+ rdma_wr, data_len, offset);
ib_sge += ib_sge_cnt;
offset += data_len;
struct ib_device *ib_dev = device->ib_device;
struct ib_mr *mr;
struct ib_fast_reg_page_list *frpl;
- struct ib_send_wr fr_wr, inv_wr;
- struct ib_send_wr *bad_wr, *wr = NULL;
+ struct ib_fast_reg_wr fr_wr;
+ struct ib_send_wr inv_wr, *bad_wr, *wr = NULL;
int ret, pagelist_len;
u32 page_off;
/* Prepare FASTREG WR */
memset(&fr_wr, 0, sizeof(fr_wr));
- fr_wr.wr_id = ISER_FASTREG_LI_WRID;
- fr_wr.opcode = IB_WR_FAST_REG_MR;
- fr_wr.wr.fast_reg.iova_start = frpl->page_list[0] + page_off;
- fr_wr.wr.fast_reg.page_list = frpl;
- fr_wr.wr.fast_reg.page_list_len = pagelist_len;
- fr_wr.wr.fast_reg.page_shift = PAGE_SHIFT;
- fr_wr.wr.fast_reg.length = mem->len;
- fr_wr.wr.fast_reg.rkey = mr->rkey;
- fr_wr.wr.fast_reg.access_flags = IB_ACCESS_LOCAL_WRITE;
+ fr_wr.wr.wr_id = ISER_FASTREG_LI_WRID;
+ fr_wr.wr.opcode = IB_WR_FAST_REG_MR;
+ fr_wr.iova_start = frpl->page_list[0] + page_off;
+ fr_wr.page_list = frpl;
+ fr_wr.page_list_len = pagelist_len;
+ fr_wr.page_shift = PAGE_SHIFT;
+ fr_wr.length = mem->len;
+ fr_wr.rkey = mr->rkey;
+ fr_wr.access_flags = IB_ACCESS_LOCAL_WRITE;
if (!wr)
- wr = &fr_wr;
+ wr = &fr_wr.wr;
else
- wr->next = &fr_wr;
+ wr->next = &fr_wr.wr;
ret = ib_post_send(isert_conn->qp, wr, &bad_wr);
if (ret) {
struct isert_rdma_wr *rdma_wr,
struct fast_reg_descriptor *fr_desc)
{
- struct ib_send_wr sig_wr, inv_wr;
- struct ib_send_wr *bad_wr, *wr = NULL;
+ struct ib_sig_handover_wr sig_wr;
+ struct ib_send_wr inv_wr, *bad_wr, *wr = NULL;
struct pi_context *pi_ctx = fr_desc->pi_ctx;
struct ib_sig_attrs sig_attrs;
int ret;
}
memset(&sig_wr, 0, sizeof(sig_wr));
- sig_wr.opcode = IB_WR_REG_SIG_MR;
- sig_wr.wr_id = ISER_FASTREG_LI_WRID;
- sig_wr.sg_list = &rdma_wr->ib_sg[DATA];
- sig_wr.num_sge = 1;
- sig_wr.wr.sig_handover.access_flags = IB_ACCESS_LOCAL_WRITE;
- sig_wr.wr.sig_handover.sig_attrs = &sig_attrs;
- sig_wr.wr.sig_handover.sig_mr = pi_ctx->sig_mr;
+ sig_wr.wr.opcode = IB_WR_REG_SIG_MR;
+ sig_wr.wr.wr_id = ISER_FASTREG_LI_WRID;
+ sig_wr.wr.sg_list = &rdma_wr->ib_sg[DATA];
+ sig_wr.wr.num_sge = 1;
+ sig_wr.access_flags = IB_ACCESS_LOCAL_WRITE;
+ sig_wr.sig_attrs = &sig_attrs;
+ sig_wr.sig_mr = pi_ctx->sig_mr;
if (se_cmd->t_prot_sg)
- sig_wr.wr.sig_handover.prot = &rdma_wr->ib_sg[PROT];
+ sig_wr.prot = &rdma_wr->ib_sg[PROT];
if (!wr)
- wr = &sig_wr;
+ wr = &sig_wr.wr;
else
- wr->next = &sig_wr;
+ wr->next = &sig_wr.wr;
ret = ib_post_send(isert_conn->qp, wr, &bad_wr);
if (ret) {
struct isert_cmd *isert_cmd = iscsit_priv_cmd(cmd);
struct isert_conn *isert_conn = conn->context;
struct fast_reg_descriptor *fr_desc = NULL;
- struct ib_send_wr *send_wr;
+ struct ib_rdma_wr *rdma_wr;
struct ib_sge *ib_sg;
u32 offset;
int ret = 0;
memcpy(&wr->s_ib_sge, ib_sg, sizeof(*ib_sg));
wr->ib_sge = &wr->s_ib_sge;
- wr->send_wr_num = 1;
- memset(&wr->s_send_wr, 0, sizeof(*send_wr));
- wr->send_wr = &wr->s_send_wr;
+ wr->rdma_wr_num = 1;
+ memset(&wr->s_rdma_wr, 0, sizeof(wr->s_rdma_wr));
+ wr->rdma_wr = &wr->s_rdma_wr;
wr->isert_cmd = isert_cmd;
- send_wr = &isert_cmd->rdma_wr.s_send_wr;
- send_wr->sg_list = &wr->s_ib_sge;
- send_wr->num_sge = 1;
- send_wr->wr_id = (uintptr_t)&isert_cmd->tx_desc;
+ rdma_wr = &isert_cmd->rdma_wr.s_rdma_wr;
+ rdma_wr->wr.sg_list = &wr->s_ib_sge;
+ rdma_wr->wr.num_sge = 1;
+ rdma_wr->wr.wr_id = (uintptr_t)&isert_cmd->tx_desc;
if (wr->iser_ib_op == ISER_IB_RDMA_WRITE) {
- send_wr->opcode = IB_WR_RDMA_WRITE;
- send_wr->wr.rdma.remote_addr = isert_cmd->read_va;
- send_wr->wr.rdma.rkey = isert_cmd->read_stag;
- send_wr->send_flags = !isert_prot_cmd(isert_conn, se_cmd) ?
+ rdma_wr->wr.opcode = IB_WR_RDMA_WRITE;
+ rdma_wr->remote_addr = isert_cmd->read_va;
+ rdma_wr->rkey = isert_cmd->read_stag;
+ rdma_wr->wr.send_flags = !isert_prot_cmd(isert_conn, se_cmd) ?
0 : IB_SEND_SIGNALED;
} else {
- send_wr->opcode = IB_WR_RDMA_READ;
- send_wr->wr.rdma.remote_addr = isert_cmd->write_va;
- send_wr->wr.rdma.rkey = isert_cmd->write_stag;
- send_wr->send_flags = IB_SEND_SIGNALED;
+ rdma_wr->wr.opcode = IB_WR_RDMA_READ;
+ rdma_wr->remote_addr = isert_cmd->write_va;
+ rdma_wr->rkey = isert_cmd->write_stag;
+ rdma_wr->wr.send_flags = IB_SEND_SIGNALED;
}
return 0;
isert_init_tx_hdrs(isert_conn, &isert_cmd->tx_desc);
isert_init_send_wr(isert_conn, isert_cmd,
&isert_cmd->tx_desc.send_wr);
- isert_cmd->rdma_wr.s_send_wr.next = &isert_cmd->tx_desc.send_wr;
- wr->send_wr_num += 1;
+ isert_cmd->rdma_wr.s_rdma_wr.wr.next = &isert_cmd->tx_desc.send_wr;
+ wr->rdma_wr_num += 1;
}
- rc = ib_post_send(isert_conn->qp, wr->send_wr, &wr_failed);
+ rc = ib_post_send(isert_conn->qp, &wr->rdma_wr->wr, &wr_failed);
if (rc)
isert_warn("ib_post_send() failed for IB_WR_RDMA_WRITE\n");
return rc;
}
- rc = ib_post_send(isert_conn->qp, wr->send_wr, &wr_failed);
+ rc = ib_post_send(isert_conn->qp, &wr->rdma_wr->wr, &wr_failed);
if (rc)
isert_warn("ib_post_send() failed for IB_WR_RDMA_READ\n");
enum iser_ib_op_code iser_ib_op;
struct ib_sge *ib_sge;
struct ib_sge s_ib_sge;
- int send_wr_num;
- struct ib_send_wr *send_wr;
- struct ib_send_wr s_send_wr;
+ int rdma_wr_num;
+ struct ib_rdma_wr *rdma_wr;
+ struct ib_rdma_wr s_rdma_wr;
struct ib_sge ib_sg[3];
struct isert_data_buf data;
struct isert_data_buf prot;
struct srp_target_port *target = ch->target;
struct srp_device *dev = target->srp_host->srp_dev;
struct ib_send_wr *bad_wr;
- struct ib_send_wr wr;
+ struct ib_fast_reg_wr wr;
struct srp_fr_desc *desc;
u32 rkey;
sizeof(state->pages[0]) * state->npages);
memset(&wr, 0, sizeof(wr));
- wr.opcode = IB_WR_FAST_REG_MR;
- wr.wr_id = FAST_REG_WR_ID_MASK;
- wr.wr.fast_reg.iova_start = state->base_dma_addr;
- wr.wr.fast_reg.page_list = desc->frpl;
- wr.wr.fast_reg.page_list_len = state->npages;
- wr.wr.fast_reg.page_shift = ilog2(dev->mr_page_size);
- wr.wr.fast_reg.length = state->dma_len;
- wr.wr.fast_reg.access_flags = (IB_ACCESS_LOCAL_WRITE |
- IB_ACCESS_REMOTE_READ |
- IB_ACCESS_REMOTE_WRITE);
- wr.wr.fast_reg.rkey = desc->mr->lkey;
+ wr.wr.opcode = IB_WR_FAST_REG_MR;
+ wr.wr.wr_id = FAST_REG_WR_ID_MASK;
+ wr.iova_start = state->base_dma_addr;
+ wr.page_list = desc->frpl;
+ wr.page_list_len = state->npages;
+ wr.page_shift = ilog2(dev->mr_page_size);
+ wr.length = state->dma_len;
+ wr.access_flags = (IB_ACCESS_LOCAL_WRITE |
+ IB_ACCESS_REMOTE_READ |
+ IB_ACCESS_REMOTE_WRITE);
+ wr.rkey = desc->mr->lkey;
*state->fr.next++ = desc;
state->nmdesc++;
srp_map_desc(state, state->base_dma_addr, state->dma_len,
desc->mr->rkey);
- return ib_post_send(ch->qp, &wr, &bad_wr);
+ return ib_post_send(ch->qp, &wr.wr, &bad_wr);
}
static int srp_finish_mapping(struct srp_map_state *state,
static int srpt_perform_rdmas(struct srpt_rdma_ch *ch,
struct srpt_send_ioctx *ioctx)
{
- struct ib_send_wr wr;
+ struct ib_rdma_wr wr;
struct ib_send_wr *bad_wr;
struct rdma_iu *riu;
int i;
for (i = 0; i < n_rdma; ++i, ++riu) {
if (dir == DMA_FROM_DEVICE) {
- wr.opcode = IB_WR_RDMA_WRITE;
- wr.wr_id = encode_wr_id(i == n_rdma - 1 ?
+ wr.wr.opcode = IB_WR_RDMA_WRITE;
+ wr.wr.wr_id = encode_wr_id(i == n_rdma - 1 ?
SRPT_RDMA_WRITE_LAST :
SRPT_RDMA_MID,
ioctx->ioctx.index);
} else {
- wr.opcode = IB_WR_RDMA_READ;
- wr.wr_id = encode_wr_id(i == n_rdma - 1 ?
+ wr.wr.opcode = IB_WR_RDMA_READ;
+ wr.wr.wr_id = encode_wr_id(i == n_rdma - 1 ?
SRPT_RDMA_READ_LAST :
SRPT_RDMA_MID,
ioctx->ioctx.index);
}
- wr.next = NULL;
- wr.wr.rdma.remote_addr = riu->raddr;
- wr.wr.rdma.rkey = riu->rkey;
- wr.num_sge = riu->sge_cnt;
- wr.sg_list = riu->sge;
+ wr.wr.next = NULL;
+ wr.remote_addr = riu->raddr;
+ wr.rkey = riu->rkey;
+ wr.wr.num_sge = riu->sge_cnt;
+ wr.wr.sg_list = riu->sge;
/* only get completion event for the last rdma write */
if (i == (n_rdma - 1) && dir == DMA_TO_DEVICE)
- wr.send_flags = IB_SEND_SIGNALED;
+ wr.wr.send_flags = IB_SEND_SIGNALED;
- ret = ib_post_send(ch->qp, &wr, &bad_wr);
+ ret = ib_post_send(ch->qp, &wr.wr, &bad_wr);
if (ret)
break;
}
pr_err("%s[%d]: ib_post_send() returned %d for %d/%d\n",
__func__, __LINE__, ret, i, n_rdma);
if (ret && i > 0) {
- wr.num_sge = 0;
- wr.wr_id = encode_wr_id(SRPT_RDMA_ABORT, ioctx->ioctx.index);
- wr.send_flags = IB_SEND_SIGNALED;
+ wr.wr.num_sge = 0;
+ wr.wr.wr_id = encode_wr_id(SRPT_RDMA_ABORT, ioctx->ioctx.index);
+ wr.wr.send_flags = IB_SEND_SIGNALED;
while (ch->state == CH_LIVE &&
- ib_post_send(ch->qp, &wr, &bad_wr) != 0) {
+ ib_post_send(ch->qp, &wr.wr, &bad_wr) != 0) {
pr_info("Trying to abort failed RDMA transfer [%d]\n",
ioctx->ioctx.index);
msleep(1000);
__u64 tx_msgaddr; /* message buffer (I/O addr) */
DECLARE_PCI_UNMAP_ADDR(tx_msgunmap); /* for dma_unmap_single() */
int tx_nwrq; /* # send work items */
- struct ib_send_wr *tx_wrq; /* send work items... */
+ struct ib_rdma_wr *tx_wrq; /* send work items... */
struct ib_sge *tx_sge; /* ...and their memory */
kib_rdma_desc_t *tx_rd; /* rdma descriptor */
int tx_nfrags; /* # entries in... */
/* close_conn will launch failover */
rc = -ENETDOWN;
} else {
- rc = ib_post_send(conn->ibc_cmid->qp, tx->tx_wrq, &bad_wrq);
+ rc = ib_post_send(conn->ibc_cmid->qp, &tx->tx_wrq->wr, &bad_wrq);
}
conn->ibc_last_send = jiffies;
{
kib_hca_dev_t *hdev = tx->tx_pool->tpo_hdev;
struct ib_sge *sge = &tx->tx_sge[tx->tx_nwrq];
- struct ib_send_wr *wrq = &tx->tx_wrq[tx->tx_nwrq];
+ struct ib_rdma_wr *wrq = &tx->tx_wrq[tx->tx_nwrq];
int nob = offsetof(kib_msg_t, ibm_u) + body_nob;
struct ib_mr *mr;
memset(wrq, 0, sizeof(*wrq));
- wrq->next = NULL;
- wrq->wr_id = kiblnd_ptr2wreqid(tx, IBLND_WID_TX);
- wrq->sg_list = sge;
- wrq->num_sge = 1;
- wrq->opcode = IB_WR_SEND;
- wrq->send_flags = IB_SEND_SIGNALED;
+ wrq->wr.next = NULL;
+ wrq->wr.wr_id = kiblnd_ptr2wreqid(tx, IBLND_WID_TX);
+ wrq->wr.sg_list = sge;
+ wrq->wr.num_sge = 1;
+ wrq->wr.opcode = IB_WR_SEND;
+ wrq->wr.send_flags = IB_SEND_SIGNALED;
tx->tx_nwrq++;
}
kib_msg_t *ibmsg = tx->tx_msg;
kib_rdma_desc_t *srcrd = tx->tx_rd;
struct ib_sge *sge = &tx->tx_sge[0];
- struct ib_send_wr *wrq = &tx->tx_wrq[0];
+ struct ib_rdma_wr *wrq = &tx->tx_wrq[0], *next;
int rc = resid;
int srcidx;
int dstidx;
sge->length = wrknob;
wrq = &tx->tx_wrq[tx->tx_nwrq];
+ next = wrq + 1;
- wrq->next = wrq + 1;
- wrq->wr_id = kiblnd_ptr2wreqid(tx, IBLND_WID_RDMA);
- wrq->sg_list = sge;
- wrq->num_sge = 1;
- wrq->opcode = IB_WR_RDMA_WRITE;
- wrq->send_flags = 0;
+ wrq->wr.next = &next->wr;
+ wrq->wr.wr_id = kiblnd_ptr2wreqid(tx, IBLND_WID_RDMA);
+ wrq->wr.sg_list = sge;
+ wrq->wr.num_sge = 1;
+ wrq->wr.opcode = IB_WR_RDMA_WRITE;
+ wrq->wr.send_flags = 0;
- wrq->wr.rdma.remote_addr = kiblnd_rd_frag_addr(dstrd, dstidx);
- wrq->wr.rdma.rkey = kiblnd_rd_frag_key(dstrd, dstidx);
+ wrq->remote_addr = kiblnd_rd_frag_addr(dstrd, dstidx);
+ wrq->rkey = kiblnd_rd_frag_key(dstrd, dstidx);
srcidx = kiblnd_rd_consume_frag(srcrd, srcidx, wrknob);
dstidx = kiblnd_rd_consume_frag(dstrd, dstidx, wrknob);
flags |= SQ_READ_FENCE;
}
wr.sqwr.rdma_write.remote_stag =
- cpu_to_be32(ib_wr->wr.rdma.rkey);
+ cpu_to_be32(rdma_wr(ib_wr)->rkey);
wr.sqwr.rdma_write.remote_to =
- cpu_to_be64(ib_wr->wr.rdma.remote_addr);
+ cpu_to_be64(rdma_wr(ib_wr)->remote_addr);
err = move_sgl((struct c2_data_addr *)
& (wr.sqwr.rdma_write.data),
ib_wr->sg_list,
wr.sqwr.rdma_read.local_to =
cpu_to_be64(ib_wr->sg_list->addr);
wr.sqwr.rdma_read.remote_stag =
- cpu_to_be32(ib_wr->wr.rdma.rkey);
+ cpu_to_be32(rdma_wr(ib_wr)->rkey);
wr.sqwr.rdma_read.remote_to =
- cpu_to_be64(ib_wr->wr.rdma.remote_addr);
+ cpu_to_be64(rdma_wr(ib_wr)->remote_addr);
wr.sqwr.rdma_read.length =
cpu_to_be32(ib_wr->sg_list->length);
break;
/* need ib_mad struct */
#include <rdma/ib_mad.h>
-static void trace_send_wr_ud(const struct ib_send_wr *send_wr)
+static void trace_ud_wr(const struct ib_ud_wr *ud_wr)
{
int idx;
int j;
- while (send_wr) {
- struct ib_mad_hdr *mad_hdr = send_wr->wr.ud.mad_hdr;
- struct ib_sge *sge = send_wr->sg_list;
- ehca_gen_dbg("send_wr#%x wr_id=%lx num_sge=%x "
- "send_flags=%x opcode=%x", idx, send_wr->wr_id,
- send_wr->num_sge, send_wr->send_flags,
- send_wr->opcode);
+ while (ud_wr) {
+ struct ib_mad_hdr *mad_hdr = ud_wrmad_hdr;
+ struct ib_sge *sge = ud_wr->wr.sg_list;
+ ehca_gen_dbg("ud_wr#%x wr_id=%lx num_sge=%x "
+ "send_flags=%x opcode=%x", idx, ud_wr->wr.wr_id,
+ ud_wr->wr.num_sge, ud_wr->wr.send_flags,
+ ud_wr->.wr.opcode);
if (mad_hdr) {
- ehca_gen_dbg("send_wr#%x mad_hdr base_version=%x "
+ ehca_gen_dbg("ud_wr#%x mad_hdr base_version=%x "
"mgmt_class=%x class_version=%x method=%x "
"status=%x class_specific=%x tid=%lx "
"attr_id=%x resv=%x attr_mod=%x",
mad_hdr->resv,
mad_hdr->attr_mod);
}
- for (j = 0; j < send_wr->num_sge; j++) {
+ for (j = 0; j < ud_wr->wr.num_sge; j++) {
u8 *data = __va(sge->addr);
- ehca_gen_dbg("send_wr#%x sge#%x addr=%p length=%x "
+ ehca_gen_dbg("ud_wr#%x sge#%x addr=%p length=%x "
"lkey=%x",
idx, j, data, sge->length, sge->lkey);
/* assume length is n*16 */
- ehca_dmp(data, sge->length, "send_wr#%x sge#%x",
+ ehca_dmp(data, sge->length, "ud_wr#%x sge#%x",
idx, j);
sge++;
} /* eof for j */
idx++;
- send_wr = send_wr->next;
- } /* eof while send_wr */
+ ud_wr = ud_wr(ud_wr->wr.next);
+ } /* eof while ud_wr */
}
#endif /* DEBUG_GSI_SEND_WR */
static inline int ehca_write_swqe(struct ehca_qp *qp,
struct ehca_wqe *wqe_p,
- const struct ib_send_wr *send_wr,
+ struct ib_send_wr *send_wr,
u32 sq_map_idx,
int hidden)
{
u32 idx;
u64 dma_length;
struct ehca_av *my_av;
- u32 remote_qkey = send_wr->wr.ud.remote_qkey;
+ u32 remote_qkey;
struct ehca_qmap_entry *qmap_entry = &qp->sq_map.map[sq_map_idx];
if (unlikely((send_wr->num_sge < 0) ||
/* no break is intential here */
case IB_QPT_UD:
/* IB 1.2 spec C10-15 compliance */
- if (send_wr->wr.ud.remote_qkey & 0x80000000)
+ remote_qkey = ud_wr(send_wr)->remote_qkey;
+ if (remote_qkey & 0x80000000)
remote_qkey = qp->qkey;
- wqe_p->destination_qp_number = send_wr->wr.ud.remote_qpn << 8;
+ wqe_p->destination_qp_number = ud_wr(send_wr)->remote_qpn << 8;
wqe_p->local_ee_context_qkey = remote_qkey;
- if (unlikely(!send_wr->wr.ud.ah)) {
- ehca_gen_err("wr.ud.ah is NULL. qp=%p", qp);
+ if (unlikely(!ud_wr(send_wr)->ah)) {
+ ehca_gen_err("ud_wr(send_wr) is NULL. qp=%p", qp);
return -EINVAL;
}
- if (unlikely(send_wr->wr.ud.remote_qpn == 0)) {
+ if (unlikely(ud_wr(send_wr)->remote_qpn == 0)) {
ehca_gen_err("dest QP# is 0. qp=%x", qp->real_qp_num);
return -EINVAL;
}
- my_av = container_of(send_wr->wr.ud.ah, struct ehca_av, ib_ah);
+ my_av = container_of(ud_wr(send_wr)->ah, struct ehca_av, ib_ah);
wqe_p->u.ud_av.ud_av = my_av->av;
/*
qp->qp_type == IB_QPT_GSI)
wqe_p->u.ud_av.ud_av.pmtu = 1;
if (qp->qp_type == IB_QPT_GSI) {
- wqe_p->pkeyi = send_wr->wr.ud.pkey_index;
+ wqe_p->pkeyi = ud_wr(send_wr)->pkey_index;
#ifdef DEBUG_GSI_SEND_WR
- trace_send_wr_ud(send_wr);
+ trace_ud_wr(ud_wr(send_wr));
#endif /* DEBUG_GSI_SEND_WR */
}
break;
case IB_QPT_RC:
/* TODO: atomic not implemented */
wqe_p->u.nud.remote_virtual_address =
- send_wr->wr.rdma.remote_addr;
- wqe_p->u.nud.rkey = send_wr->wr.rdma.rkey;
+ rdma_wr(send_wr)->remote_addr;
+ wqe_p->u.nud.rkey = rdma_wr(send_wr)->rkey;
/*
* omitted checking of IB_SEND_INLINE
/*
* Initialize the memory region specified by the work request.
*/
-int hfi1_fast_reg_mr(struct hfi1_qp *qp, struct ib_send_wr *wr)
+int hfi1_fast_reg_mr(struct hfi1_qp *qp, struct ib_fast_reg_wr *wr)
{
struct hfi1_lkey_table *rkt = &to_idev(qp->ibqp.device)->lk_table;
struct hfi1_pd *pd = to_ipd(qp->ibqp.pd);
struct hfi1_mregion *mr;
- u32 rkey = wr->wr.fast_reg.rkey;
+ u32 rkey = wr->rkey;
unsigned i, n, m;
int ret = -EINVAL;
unsigned long flags;
if (unlikely(mr == NULL || qp->ibqp.pd != mr->pd))
goto bail;
- if (wr->wr.fast_reg.page_list_len > mr->max_segs)
+ if (wr->page_list_len > mr->max_segs)
goto bail;
- ps = 1UL << wr->wr.fast_reg.page_shift;
- if (wr->wr.fast_reg.length > ps * wr->wr.fast_reg.page_list_len)
+ ps = 1UL << wr->page_shift;
+ if (wr->length > ps * wr->page_list_len)
goto bail;
- mr->user_base = wr->wr.fast_reg.iova_start;
- mr->iova = wr->wr.fast_reg.iova_start;
+ mr->user_base = wr->iova_start;
+ mr->iova = wr->iova_start;
mr->lkey = rkey;
- mr->length = wr->wr.fast_reg.length;
- mr->access_flags = wr->wr.fast_reg.access_flags;
- page_list = wr->wr.fast_reg.page_list->page_list;
+ mr->length = wr->length;
+ mr->access_flags = wr->access_flags;
+ page_list = wr->page_list->page_list;
m = 0;
n = 0;
- for (i = 0; i < wr->wr.fast_reg.page_list_len; i++) {
+ for (i = 0; i < wr->page_list_len; i++) {
mr->map[m]->segs[n].vaddr = (void *) page_list[i];
mr->map[m]->segs[n].length = ps;
if (++n == HFI1_SEGSZ) {
if (qp->ibqp.qp_type == IB_QPT_UD ||
qp->ibqp.qp_type == IB_QPT_SMI ||
qp->ibqp.qp_type == IB_QPT_GSI)
- atomic_dec(&to_iah(wqe->wr.wr.ud.ah)->refcount);
+ atomic_dec(&to_iah(wqe->ud_wr.ah)->refcount);
if (++qp->s_last >= qp->s_size)
qp->s_last = 0;
}
goto bail;
}
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr);
+ cpu_to_be64(wqe->rdma_wr.remote_addr);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(len);
hwords += sizeof(struct ib_reth) / sizeof(u32);
wqe->lpsn = wqe->psn;
wqe->lpsn = qp->s_next_psn++;
}
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr);
+ cpu_to_be64(wqe->rdma_wr.remote_addr);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(len);
qp->s_state = OP(RDMA_READ_REQUEST);
hwords += sizeof(ohdr->u.rc.reth) / sizeof(u32);
if (wqe->wr.opcode == IB_WR_ATOMIC_CMP_AND_SWP) {
qp->s_state = OP(COMPARE_SWAP);
ohdr->u.atomic_eth.swap_data = cpu_to_be64(
- wqe->wr.wr.atomic.swap);
+ wqe->atomic_wr.swap);
ohdr->u.atomic_eth.compare_data = cpu_to_be64(
- wqe->wr.wr.atomic.compare_add);
+ wqe->atomic_wr.compare_add);
} else {
qp->s_state = OP(FETCH_ADD);
ohdr->u.atomic_eth.swap_data = cpu_to_be64(
- wqe->wr.wr.atomic.compare_add);
+ wqe->atomic_wr.compare_add);
ohdr->u.atomic_eth.compare_data = 0;
}
ohdr->u.atomic_eth.vaddr[0] = cpu_to_be32(
- wqe->wr.wr.atomic.remote_addr >> 32);
+ wqe->atomic_wr.remote_addr >> 32);
ohdr->u.atomic_eth.vaddr[1] = cpu_to_be32(
- wqe->wr.wr.atomic.remote_addr);
+ wqe->atomic_wr.remote_addr);
ohdr->u.atomic_eth.rkey = cpu_to_be32(
- wqe->wr.wr.atomic.rkey);
+ wqe->atomic_wr.rkey);
hwords += sizeof(struct ib_atomic_eth) / sizeof(u32);
ss = NULL;
len = 0;
*/
len = (delta_psn(qp->s_psn, wqe->psn)) * pmtu;
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr + len);
+ cpu_to_be64(wqe->rdma_wr.remote_addr + len);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(wqe->length - len);
qp->s_state = OP(RDMA_READ_REQUEST);
hwords += sizeof(ohdr->u.rc.reth) / sizeof(u32);
if (wqe->length == 0)
break;
if (unlikely(!hfi1_rkey_ok(qp, &qp->r_sge.sge, wqe->length,
- wqe->wr.wr.rdma.remote_addr,
- wqe->wr.wr.rdma.rkey,
+ wqe->rdma_wr.remote_addr,
+ wqe->rdma_wr.rkey,
IB_ACCESS_REMOTE_WRITE)))
goto acc_err;
qp->r_sge.sg_list = NULL;
if (unlikely(!(qp->qp_access_flags & IB_ACCESS_REMOTE_READ)))
goto inv_err;
if (unlikely(!hfi1_rkey_ok(qp, &sqp->s_sge.sge, wqe->length,
- wqe->wr.wr.rdma.remote_addr,
- wqe->wr.wr.rdma.rkey,
+ wqe->rdma_wr.remote_addr,
+ wqe->rdma_wr.rkey,
IB_ACCESS_REMOTE_READ)))
goto acc_err;
release = 0;
if (unlikely(!(qp->qp_access_flags & IB_ACCESS_REMOTE_ATOMIC)))
goto inv_err;
if (unlikely(!hfi1_rkey_ok(qp, &qp->r_sge.sge, sizeof(u64),
- wqe->wr.wr.atomic.remote_addr,
- wqe->wr.wr.atomic.rkey,
+ wqe->atomic_wr.remote_addr,
+ wqe->atomic_wr.rkey,
IB_ACCESS_REMOTE_ATOMIC)))
goto acc_err;
/* Perform atomic OP and save result. */
maddr = (atomic64_t *) qp->r_sge.sge.vaddr;
- sdata = wqe->wr.wr.atomic.compare_add;
+ sdata = wqe->atomic_wr.compare_add;
*(u64 *) sqp->s_sge.sge.vaddr =
(wqe->wr.opcode == IB_WR_ATOMIC_FETCH_AND_ADD) ?
(u64) atomic64_add_return(sdata, maddr) - sdata :
(u64) cmpxchg((u64 *) qp->r_sge.sge.vaddr,
- sdata, wqe->wr.wr.atomic.swap);
+ sdata, wqe->atomic_wr.swap);
hfi1_put_mr(qp->r_sge.sge.mr);
qp->r_sge.num_sge = 0;
goto send_comp;
if (qp->ibqp.qp_type == IB_QPT_UD ||
qp->ibqp.qp_type == IB_QPT_SMI ||
qp->ibqp.qp_type == IB_QPT_GSI)
- atomic_dec(&to_iah(wqe->wr.wr.ud.ah)->refcount);
+ atomic_dec(&to_iah(wqe->ud_wr.ah)->refcount);
/* See ch. 11.2.4.1 and 10.7.3.1 */
if (!(qp->s_flags & HFI1_S_SIGNAL_REQ_WR) ||
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr);
+ cpu_to_be64(wqe->rdma_wr.remote_addr);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(len);
hwords += sizeof(struct ib_reth) / 4;
if (len > pmtu) {
rcu_read_lock();
- qp = hfi1_lookup_qpn(ibp, swqe->wr.wr.ud.remote_qpn);
+ qp = hfi1_lookup_qpn(ibp, swqe->ud_wr.remote_qpn);
if (!qp) {
ibp->n_pkt_drops++;
rcu_read_unlock();
goto drop;
}
- ah_attr = &to_iah(swqe->wr.wr.ud.ah)->attr;
+ ah_attr = &to_iah(swqe->ud_wr.ah)->attr;
ppd = ppd_from_ibp(ibp);
if (qp->ibqp.qp_num > 1) {
if (qp->ibqp.qp_num) {
u32 qkey;
- qkey = (int)swqe->wr.wr.ud.remote_qkey < 0 ?
- sqp->qkey : swqe->wr.wr.ud.remote_qkey;
+ qkey = (int)swqe->ud_wr.remote_qkey < 0 ?
+ sqp->qkey : swqe->ud_wr.remote_qkey;
if (unlikely(qkey != qp->qkey)) {
u16 lid;
if (qp->ibqp.qp_type == IB_QPT_GSI || qp->ibqp.qp_type == IB_QPT_SMI) {
if (sqp->ibqp.qp_type == IB_QPT_GSI ||
sqp->ibqp.qp_type == IB_QPT_SMI)
- wc.pkey_index = swqe->wr.wr.ud.pkey_index;
+ wc.pkey_index = swqe->ud_wr.pkey_index;
else
wc.pkey_index = sqp->s_pkey_index;
} else {
/* Construct the header. */
ibp = to_iport(qp->ibqp.device, qp->port_num);
ppd = ppd_from_ibp(ibp);
- ah_attr = &to_iah(wqe->wr.wr.ud.ah)->attr;
+ ah_attr = &to_iah(wqe->ud_wr.ah)->attr;
if (ah_attr->dlid < HFI1_MULTICAST_LID_BASE ||
ah_attr->dlid == HFI1_PERMISSIVE_LID) {
lid = ah_attr->dlid & ~((1 << ppd->lmc) - 1);
bth0 |= IB_BTH_SOLICITED;
bth0 |= extra_bytes << 20;
if (qp->ibqp.qp_type == IB_QPT_GSI || qp->ibqp.qp_type == IB_QPT_SMI)
- bth0 |= hfi1_get_pkey(ibp, wqe->wr.wr.ud.pkey_index);
+ bth0 |= hfi1_get_pkey(ibp, wqe->ud_wr.pkey_index);
else
bth0 |= hfi1_get_pkey(ibp, qp->s_pkey_index);
ohdr->bth[0] = cpu_to_be32(bth0);
- ohdr->bth[1] = cpu_to_be32(wqe->wr.wr.ud.remote_qpn);
+ ohdr->bth[1] = cpu_to_be32(wqe->ud_wr.remote_qpn);
ohdr->bth[2] = cpu_to_be32(mask_psn(qp->s_next_psn++));
/*
* Qkeys with the high order bit set mean use the
* qkey from the QP context instead of the WR (see 10.2.5).
*/
- ohdr->u.ud.deth[0] = cpu_to_be32((int)wqe->wr.wr.ud.remote_qkey < 0 ?
- qp->qkey : wqe->wr.wr.ud.remote_qkey);
+ ohdr->u.ud.deth[0] = cpu_to_be32((int)wqe->ud_wr.remote_qkey < 0 ?
+ qp->qkey : wqe->ud_wr.remote_qkey);
ohdr->u.ud.deth[1] = cpu_to_be32(qp->ibqp.qp_num);
/* disarm any ahg */
qp->s_hdr->ahgcount = 0;
wr->opcode != IB_WR_SEND_WITH_IMM)
return -EINVAL;
/* Check UD destination address PD */
- if (qp->ibqp.pd != wr->wr.ud.ah->pd)
+ if (qp->ibqp.pd != ud_wr(wr)->ah->pd)
return -EINVAL;
} else if ((unsigned) wr->opcode > IB_WR_ATOMIC_FETCH_AND_ADD)
return -EINVAL;
rkt = &to_idev(qp->ibqp.device)->lk_table;
pd = to_ipd(qp->ibqp.pd);
wqe = get_swqe_ptr(qp, qp->s_head);
- wqe->wr = *wr;
+
+
+ if (qp->ibqp.qp_type != IB_QPT_UC &&
+ qp->ibqp.qp_type != IB_QPT_RC)
+ memcpy(&wqe->ud_wr, ud_wr(wr), sizeof(wqe->ud_wr));
+ else if (wr->opcode == IB_WR_FAST_REG_MR)
+ memcpy(&wqe->fast_reg_wr, fast_reg_wr(wr),
+ sizeof(wqe->fast_reg_wr));
+ else if (wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM ||
+ wr->opcode == IB_WR_RDMA_WRITE ||
+ wr->opcode == IB_WR_RDMA_READ)
+ memcpy(&wqe->rdma_wr, rdma_wr(wr), sizeof(wqe->rdma_wr));
+ else if (wr->opcode == IB_WR_ATOMIC_CMP_AND_SWP ||
+ wr->opcode == IB_WR_ATOMIC_FETCH_AND_ADD)
+ memcpy(&wqe->atomic_wr, atomic_wr(wr), sizeof(wqe->atomic_wr));
+ else
+ memcpy(&wqe->wr, wr, sizeof(wqe->wr));
+
wqe->length = 0;
j = 0;
if (wr->num_sge) {
if (wqe->length > 0x80000000U)
goto bail_inval_free;
} else {
- struct hfi1_ah *ah = to_iah(wr->wr.ud.ah);
+ struct hfi1_ah *ah = to_iah(ud_wr(wr)->ah);
atomic_inc(&ah->refcount);
}
* in qp->s_max_sge.
*/
struct hfi1_swqe {
- struct ib_send_wr wr; /* don't use wr.sg_list */
+ union {
+ struct ib_send_wr wr; /* don't use wr.sg_list */
+ struct ib_rdma_wr rdma_wr;
+ struct ib_atomic_wr atomic_wr;
+ struct ib_ud_wr ud_wr;
+ struct ib_fast_reg_wr fast_reg_wr;
+ };
u32 psn; /* first packet sequence number */
u32 lpsn; /* last packet sequence number */
u32 ssn; /* send sequence number */
void hfi1_free_fast_reg_page_list(struct ib_fast_reg_page_list *pl);
-int hfi1_fast_reg_mr(struct hfi1_qp *qp, struct ib_send_wr *wr);
+int hfi1_fast_reg_mr(struct hfi1_qp *qp, struct ib_fast_reg_wr *wr);
struct ib_fmr *hfi1_alloc_fmr(struct ib_pd *pd, int mr_access_flags,
struct ib_fmr_attr *fmr_attr);
goto bail;
}
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr);
+ cpu_to_be64(wqe->rdma_wr.remote_addr);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(len);
hwords += sizeof(struct ib_reth) / sizeof(u32);
wqe->lpsn = wqe->psn;
wqe->lpsn = qp->s_next_psn++;
}
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr);
+ cpu_to_be64(wqe->rdma_wr.remote_addr);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(len);
qp->s_state = OP(RDMA_READ_REQUEST);
hwords += sizeof(ohdr->u.rc.reth) / sizeof(u32);
if (wqe->wr.opcode == IB_WR_ATOMIC_CMP_AND_SWP) {
qp->s_state = OP(COMPARE_SWAP);
ohdr->u.atomic_eth.swap_data = cpu_to_be64(
- wqe->wr.wr.atomic.swap);
+ wqe->atomic_wr.swap);
ohdr->u.atomic_eth.compare_data = cpu_to_be64(
- wqe->wr.wr.atomic.compare_add);
+ wqe->atomic_wr.compare_add);
} else {
qp->s_state = OP(FETCH_ADD);
ohdr->u.atomic_eth.swap_data = cpu_to_be64(
- wqe->wr.wr.atomic.compare_add);
+ wqe->atomic_wr.compare_add);
ohdr->u.atomic_eth.compare_data = 0;
}
ohdr->u.atomic_eth.vaddr[0] = cpu_to_be32(
- wqe->wr.wr.atomic.remote_addr >> 32);
+ wqe->atomic_wr.remote_addr >> 32);
ohdr->u.atomic_eth.vaddr[1] = cpu_to_be32(
- wqe->wr.wr.atomic.remote_addr);
+ wqe->atomic_wr.remote_addr);
ohdr->u.atomic_eth.rkey = cpu_to_be32(
- wqe->wr.wr.atomic.rkey);
+ wqe->atomic_wr.rkey);
hwords += sizeof(struct ib_atomic_eth) / sizeof(u32);
ss = NULL;
len = 0;
ipath_init_restart(qp, wqe);
len = ((qp->s_psn - wqe->psn) & IPATH_PSN_MASK) * pmtu;
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr + len);
+ cpu_to_be64(wqe->rdma_wr.remote_addr + len);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(qp->s_len);
qp->s_state = OP(RDMA_READ_REQUEST);
hwords += sizeof(ohdr->u.rc.reth) / sizeof(u32);
if (wqe->length == 0)
break;
if (unlikely(!ipath_rkey_ok(qp, &qp->r_sge, wqe->length,
- wqe->wr.wr.rdma.remote_addr,
- wqe->wr.wr.rdma.rkey,
+ wqe->rdma_wr.remote_addr,
+ wqe->rdma_wr.rkey,
IB_ACCESS_REMOTE_WRITE)))
goto acc_err;
break;
if (unlikely(!(qp->qp_access_flags & IB_ACCESS_REMOTE_READ)))
goto inv_err;
if (unlikely(!ipath_rkey_ok(qp, &sqp->s_sge, wqe->length,
- wqe->wr.wr.rdma.remote_addr,
- wqe->wr.wr.rdma.rkey,
+ wqe->rdma_wr.remote_addr,
+ wqe->rdma_wr.rkey,
IB_ACCESS_REMOTE_READ)))
goto acc_err;
qp->r_sge.sge = wqe->sg_list[0];
if (unlikely(!(qp->qp_access_flags & IB_ACCESS_REMOTE_ATOMIC)))
goto inv_err;
if (unlikely(!ipath_rkey_ok(qp, &qp->r_sge, sizeof(u64),
- wqe->wr.wr.atomic.remote_addr,
- wqe->wr.wr.atomic.rkey,
+ wqe->atomic_wr.remote_addr,
+ wqe->atomic_wr.rkey,
IB_ACCESS_REMOTE_ATOMIC)))
goto acc_err;
/* Perform atomic OP and save result. */
maddr = (atomic64_t *) qp->r_sge.sge.vaddr;
- sdata = wqe->wr.wr.atomic.compare_add;
+ sdata = wqe->atomic_wr.compare_add;
*(u64 *) sqp->s_sge.sge.vaddr =
(wqe->wr.opcode == IB_WR_ATOMIC_FETCH_AND_ADD) ?
(u64) atomic64_add_return(sdata, maddr) - sdata :
(u64) cmpxchg((u64 *) qp->r_sge.sge.vaddr,
- sdata, wqe->wr.wr.atomic.swap);
+ sdata, wqe->atomic_wr.swap);
goto send_comp;
default:
case IB_WR_RDMA_WRITE:
case IB_WR_RDMA_WRITE_WITH_IMM:
ohdr->u.rc.reth.vaddr =
- cpu_to_be64(wqe->wr.wr.rdma.remote_addr);
+ cpu_to_be64(wqe->rdma_wr.remote_addr);
ohdr->u.rc.reth.rkey =
- cpu_to_be32(wqe->wr.wr.rdma.rkey);
+ cpu_to_be32(wqe->rdma_wr.rkey);
ohdr->u.rc.reth.length = cpu_to_be32(len);
hwords += sizeof(struct ib_reth) / 4;
if (len > pmtu) {
u32 rlen;
u32 length;
- qp = ipath_lookup_qpn(&dev->qp_table, swqe->wr.wr.ud.remote_qpn);
+ qp = ipath_lookup_qpn(&dev->qp_table, swqe->ud_wr.remote_qpn);
if (!qp || !(ib_ipath_state_ops[qp->state] & IPATH_PROCESS_RECV_OK)) {
dev->n_pkt_drops++;
goto done;
* qkey from the QP context instead of the WR (see 10.2.5).
*/
if (unlikely(qp->ibqp.qp_num &&
- ((int) swqe->wr.wr.ud.remote_qkey < 0 ?
- sqp->qkey : swqe->wr.wr.ud.remote_qkey) != qp->qkey)) {
+ ((int) swqe->ud_wr.remote_qkey < 0 ?
+ sqp->qkey : swqe->ud_wr.remote_qkey) != qp->qkey)) {
/* XXX OK to lose a count once in a while. */
dev->qkey_violations++;
dev->n_pkt_drops++;
} else
spin_unlock_irqrestore(&rq->lock, flags);
- ah_attr = &to_iah(swqe->wr.wr.ud.ah)->attr;
+ ah_attr = &to_iah(swqe->ud_wr.ah)->attr;
if (ah_attr->ah_flags & IB_AH_GRH) {
ipath_copy_sge(&rsge, &ah_attr->grh, sizeof(struct ib_grh));
wc.wc_flags |= IB_WC_GRH;
wc.port_num = 1;
/* Signal completion event if the solicited bit is set. */
ipath_cq_enter(to_icq(qp->ibqp.recv_cq), &wc,
- swqe->wr.send_flags & IB_SEND_SOLICITED);
+ swqe->ud_wr.wr.send_flags & IB_SEND_SOLICITED);
drop:
if (atomic_dec_and_test(&qp->refcount))
wake_up(&qp->wait);
next_cur = 0;
/* Construct the header. */
- ah_attr = &to_iah(wqe->wr.wr.ud.ah)->attr;
+ ah_attr = &to_iah(wqe->ud_wr.ah)->attr;
if (ah_attr->dlid >= IPATH_MULTICAST_LID_BASE) {
if (ah_attr->dlid != IPATH_PERMISSIVE_LID)
dev->n_multicast_xmit++;
qp->s_wqe = wqe;
qp->s_sge.sge = wqe->sg_list[0];
qp->s_sge.sg_list = wqe->sg_list + 1;
- qp->s_sge.num_sge = wqe->wr.num_sge;
+ qp->s_sge.num_sge = wqe->ud_wr.wr.num_sge;
if (ah_attr->ah_flags & IB_AH_GRH) {
/* Header size in 32-bit words. */
lrh0 = IPATH_LRH_BTH;
ohdr = &qp->s_hdr.u.oth;
}
- if (wqe->wr.opcode == IB_WR_SEND_WITH_IMM) {
+ if (wqe->ud_wr.wr.opcode == IB_WR_SEND_WITH_IMM) {
qp->s_hdrwords++;
- ohdr->u.ud.imm_data = wqe->wr.ex.imm_data;
+ ohdr->u.ud.imm_data = wqe->ud_wr.wr.ex.imm_data;
bth0 = IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE << 24;
} else
bth0 = IB_OPCODE_UD_SEND_ONLY << 24;
qp->s_hdr.lrh[3] = cpu_to_be16(lid);
} else
qp->s_hdr.lrh[3] = IB_LID_PERMISSIVE;
- if (wqe->wr.send_flags & IB_SEND_SOLICITED)
+ if (wqe->ud_wr.wr.send_flags & IB_SEND_SOLICITED)
bth0 |= 1 << 23;
bth0 |= extra_bytes << 20;
bth0 |= qp->ibqp.qp_type == IB_QPT_SMI ? IPATH_DEFAULT_P_KEY :
ohdr->bth[1] = ah_attr->dlid >= IPATH_MULTICAST_LID_BASE &&
ah_attr->dlid != IPATH_PERMISSIVE_LID ?
cpu_to_be32(IPATH_MULTICAST_QPN) :
- cpu_to_be32(wqe->wr.wr.ud.remote_qpn);
+ cpu_to_be32(wqe->ud_wr.remote_qpn);
ohdr->bth[2] = cpu_to_be32(qp->s_next_psn++ & IPATH_PSN_MASK);
/*
* Qkeys with the high order bit set mean use the
* qkey from the QP context instead of the WR (see 10.2.5).
*/
- ohdr->u.ud.deth[0] = cpu_to_be32((int)wqe->wr.wr.ud.remote_qkey < 0 ?
- qp->qkey : wqe->wr.wr.ud.remote_qkey);
+ ohdr->u.ud.deth[0] = cpu_to_be32((int)wqe->ud_wr.remote_qkey < 0 ?
+ qp->qkey : wqe->ud_wr.remote_qkey);
ohdr->u.ud.deth[1] = cpu_to_be32(qp->ibqp.qp_num);
done:
wr->opcode != IB_WR_SEND_WITH_IMM)
goto bail_inval;
/* Check UD destination address PD */
- if (qp->ibqp.pd != wr->wr.ud.ah->pd)
+ if (qp->ibqp.pd != ud_wr(wr)->ah->pd)
goto bail_inval;
} else if ((unsigned) wr->opcode > IB_WR_ATOMIC_FETCH_AND_ADD)
goto bail_inval;
}
wqe = get_swqe_ptr(qp, qp->s_head);
- wqe->wr = *wr;
+
+ if (qp->ibqp.qp_type != IB_QPT_UC &&
+ qp->ibqp.qp_type != IB_QPT_RC)
+ memcpy(&wqe->ud_wr, ud_wr(wr), sizeof(wqe->ud_wr));
+ else if (wr->opcode == IB_WR_FAST_REG_MR)
+ memcpy(&wqe->fast_reg_wr, fast_reg_wr(wr),
+ sizeof(wqe->fast_reg_wr));
+ else if (wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM ||
+ wr->opcode == IB_WR_RDMA_WRITE ||
+ wr->opcode == IB_WR_RDMA_READ)
+ memcpy(&wqe->rdma_wr, rdma_wr(wr), sizeof(wqe->rdma_wr));
+ else if (wr->opcode == IB_WR_ATOMIC_CMP_AND_SWP ||
+ wr->opcode == IB_WR_ATOMIC_FETCH_AND_ADD)
+ memcpy(&wqe->atomic_wr, atomic_wr(wr), sizeof(wqe->atomic_wr));
+ else
+ memcpy(&wqe->wr, wr, sizeof(wqe->wr));
+
wqe->length = 0;
if (wr->num_sge) {
acc = wr->opcode >= IB_WR_RDMA_READ ?
* in qp->s_max_sge.
*/
struct ipath_swqe {
- struct ib_send_wr wr; /* don't use wr.sg_list */
+ union {
+ struct ib_send_wr wr; /* don't use wr.sg_list */
+ struct ib_ud_wr ud_wr;
+ struct ib_fast_reg_wr fast_reg_wr;
+ struct ib_rdma_wr rdma_wr;
+ struct ib_atomic_wr atomic_wr;
+ };
+
u32 psn; /* first packet sequence number */
u32 lpsn; /* last packet sequence number */
u32 ssn; /* send sequence number */
__be32 imm_data;
u32 invalidate_rkey;
} ex;
- union {
- struct {
- u64 remote_addr;
- u32 rkey;
- } rdma;
- struct {
- u64 remote_addr;
- u64 compare_add;
- u64 swap;
- u64 compare_add_mask;
- u64 swap_mask;
- u32 rkey;
- } atomic;
- struct {
- struct ib_ah *ah;
- void *header;
- int hlen;
- int mss;
- u32 remote_qpn;
- u32 remote_qkey;
- u16 pkey_index; /* valid for GSI only */
- u8 port_num; /* valid for DR SMPs on switch only */
- } ud;
- struct {
- u64 iova_start;
- struct ib_fast_reg_page_list *page_list;
- unsigned int page_shift;
- unsigned int page_list_len;
- u32 length;
- int access_flags;
- u32 rkey;
- } fast_reg;
- struct {
- struct ib_mw *mw;
- /* The new rkey for the memory window. */
- u32 rkey;
- struct ib_mw_bind_info bind_info;
- } bind_mw;
- struct {
- struct ib_sig_attrs *sig_attrs;
- struct ib_mr *sig_mr;
- int access_flags;
- struct ib_sge *prot;
- } sig_handover;
- } wr;
u32 xrc_remote_srq_num; /* XRC TGT QPs only */
};
+struct ib_rdma_wr {
+ struct ib_send_wr wr;
+ u64 remote_addr;
+ u32 rkey;
+};
+
+static inline struct ib_rdma_wr *rdma_wr(struct ib_send_wr *wr)
+{
+ return container_of(wr, struct ib_rdma_wr, wr);
+}
+
+struct ib_atomic_wr {
+ struct ib_send_wr wr;
+ u64 remote_addr;
+ u64 compare_add;
+ u64 swap;
+ u64 compare_add_mask;
+ u64 swap_mask;
+ u32 rkey;
+};
+
+static inline struct ib_atomic_wr *atomic_wr(struct ib_send_wr *wr)
+{
+ return container_of(wr, struct ib_atomic_wr, wr);
+}
+
+struct ib_ud_wr {
+ struct ib_send_wr wr;
+ struct ib_ah *ah;
+ void *header;
+ int hlen;
+ int mss;
+ u32 remote_qpn;
+ u32 remote_qkey;
+ u16 pkey_index; /* valid for GSI only */
+ u8 port_num; /* valid for DR SMPs on switch only */
+};
+
+static inline struct ib_ud_wr *ud_wr(struct ib_send_wr *wr)
+{
+ return container_of(wr, struct ib_ud_wr, wr);
+}
+
+struct ib_fast_reg_wr {
+ struct ib_send_wr wr;
+ u64 iova_start;
+ struct ib_fast_reg_page_list *page_list;
+ unsigned int page_shift;
+ unsigned int page_list_len;
+ u32 length;
+ int access_flags;
+ u32 rkey;
+};
+
+static inline struct ib_fast_reg_wr *fast_reg_wr(struct ib_send_wr *wr)
+{
+ return container_of(wr, struct ib_fast_reg_wr, wr);
+}
+
+struct ib_bind_mw_wr {
+ struct ib_send_wr wr;
+ struct ib_mw *mw;
+ /* The new rkey for the memory window. */
+ u32 rkey;
+ struct ib_mw_bind_info bind_info;
+};
+
+static inline struct ib_bind_mw_wr *bind_mw_wr(struct ib_send_wr *wr)
+{
+ return container_of(wr, struct ib_bind_mw_wr, wr);
+}
+
+struct ib_sig_handover_wr {
+ struct ib_send_wr wr;
+ struct ib_sig_attrs *sig_attrs;
+ struct ib_mr *sig_mr;
+ int access_flags;
+ struct ib_sge *prot;
+};
+
+static inline struct ib_sig_handover_wr *sig_handover_wr(struct ib_send_wr *wr)
+{
+ return container_of(wr, struct ib_sig_handover_wr, wr);
+}
+
struct ib_recv_wr {
struct ib_recv_wr *next;
u64 wr_id;
struct rds_ib_send_work {
void *s_op;
- struct ib_send_wr s_wr;
+ union {
+ struct ib_send_wr s_wr;
+ struct ib_rdma_wr s_rdma_wr;
+ struct ib_atomic_wr s_atomic_wr;
+ };
struct ib_sge s_sge[RDS_IB_MAX_SGE];
unsigned long s_queued;
};
send->s_queued = jiffies;
if (op->op_type == RDS_ATOMIC_TYPE_CSWP) {
- send->s_wr.opcode = IB_WR_MASKED_ATOMIC_CMP_AND_SWP;
- send->s_wr.wr.atomic.compare_add = op->op_m_cswp.compare;
- send->s_wr.wr.atomic.swap = op->op_m_cswp.swap;
- send->s_wr.wr.atomic.compare_add_mask = op->op_m_cswp.compare_mask;
- send->s_wr.wr.atomic.swap_mask = op->op_m_cswp.swap_mask;
+ send->s_atomic_wr.wr.opcode = IB_WR_MASKED_ATOMIC_CMP_AND_SWP;
+ send->s_atomic_wr.compare_add = op->op_m_cswp.compare;
+ send->s_atomic_wr.swap = op->op_m_cswp.swap;
+ send->s_atomic_wr.compare_add_mask = op->op_m_cswp.compare_mask;
+ send->s_atomic_wr.swap_mask = op->op_m_cswp.swap_mask;
} else { /* FADD */
- send->s_wr.opcode = IB_WR_MASKED_ATOMIC_FETCH_AND_ADD;
- send->s_wr.wr.atomic.compare_add = op->op_m_fadd.add;
- send->s_wr.wr.atomic.swap = 0;
- send->s_wr.wr.atomic.compare_add_mask = op->op_m_fadd.nocarry_mask;
- send->s_wr.wr.atomic.swap_mask = 0;
+ send->s_atomic_wr.wr.opcode = IB_WR_MASKED_ATOMIC_FETCH_AND_ADD;
+ send->s_atomic_wr.compare_add = op->op_m_fadd.add;
+ send->s_atomic_wr.swap = 0;
+ send->s_atomic_wr.compare_add_mask = op->op_m_fadd.nocarry_mask;
+ send->s_atomic_wr.swap_mask = 0;
}
nr_sig = rds_ib_set_wr_signal_state(ic, send, op->op_notify);
- send->s_wr.num_sge = 1;
- send->s_wr.next = NULL;
- send->s_wr.wr.atomic.remote_addr = op->op_remote_addr;
- send->s_wr.wr.atomic.rkey = op->op_rkey;
+ send->s_atomic_wr.wr.num_sge = 1;
+ send->s_atomic_wr.wr.next = NULL;
+ send->s_atomic_wr.remote_addr = op->op_remote_addr;
+ send->s_atomic_wr.rkey = op->op_rkey;
send->s_op = op;
rds_message_addref(container_of(send->s_op, struct rds_message, atomic));
if (nr_sig)
atomic_add(nr_sig, &ic->i_signaled_sends);
- failed_wr = &send->s_wr;
- ret = ib_post_send(ic->i_cm_id->qp, &send->s_wr, &failed_wr);
+ failed_wr = &send->s_atomic_wr.wr;
+ ret = ib_post_send(ic->i_cm_id->qp, &send->s_atomic_wr.wr, &failed_wr);
rdsdebug("ic %p send %p (wr %p) ret %d wr %p\n", ic,
- send, &send->s_wr, ret, failed_wr);
- BUG_ON(failed_wr != &send->s_wr);
+ send, &send->s_atomic_wr, ret, failed_wr);
+ BUG_ON(failed_wr != &send->s_atomic_wr.wr);
if (ret) {
printk(KERN_WARNING "RDS/IB: atomic ib_post_send to %pI4 "
"returned %d\n", &conn->c_faddr, ret);
goto out;
}
- if (unlikely(failed_wr != &send->s_wr)) {
+ if (unlikely(failed_wr != &send->s_atomic_wr.wr)) {
printk(KERN_WARNING "RDS/IB: atomic ib_post_send() rc=%d, but failed_wqe updated!\n", ret);
- BUG_ON(failed_wr != &send->s_wr);
+ BUG_ON(failed_wr != &send->s_atomic_wr.wr);
}
out:
nr_sig += rds_ib_set_wr_signal_state(ic, send, op->op_notify);
send->s_wr.opcode = op->op_write ? IB_WR_RDMA_WRITE : IB_WR_RDMA_READ;
- send->s_wr.wr.rdma.remote_addr = remote_addr;
- send->s_wr.wr.rdma.rkey = op->op_rkey;
+ send->s_rdma_wr.remote_addr = remote_addr;
+ send->s_rdma_wr.rkey = op->op_rkey;
if (num_sge > max_sge) {
- send->s_wr.num_sge = max_sge;
+ send->s_rdma_wr.wr.num_sge = max_sge;
num_sge -= max_sge;
} else {
- send->s_wr.num_sge = num_sge;
+ send->s_rdma_wr.wr.num_sge = num_sge;
}
- send->s_wr.next = NULL;
+ send->s_rdma_wr.wr.next = NULL;
if (prev)
- prev->s_wr.next = &send->s_wr;
+ prev->s_rdma_wr.wr.next = &send->s_rdma_wr.wr;
- for (j = 0; j < send->s_wr.num_sge && scat != &op->op_sg[op->op_count]; j++) {
+ for (j = 0; j < send->s_rdma_wr.wr.num_sge &&
+ scat != &op->op_sg[op->op_count]; j++) {
len = ib_sg_dma_len(ic->i_cm_id->device, scat);
send->s_sge[j].addr =
ib_sg_dma_address(ic->i_cm_id->device, scat);
}
rdsdebug("send %p wr %p num_sge %u next %p\n", send,
- &send->s_wr, send->s_wr.num_sge, send->s_wr.next);
+ &send->s_rdma_wr.wr,
+ send->s_rdma_wr.wr.num_sge,
+ send->s_rdma_wr.wr.next);
prev = send;
if (++send == &ic->i_sends[ic->i_send_ring.w_nr])
if (nr_sig)
atomic_add(nr_sig, &ic->i_signaled_sends);
- failed_wr = &first->s_wr;
- ret = ib_post_send(ic->i_cm_id->qp, &first->s_wr, &failed_wr);
+ failed_wr = &first->s_rdma_wr.wr;
+ ret = ib_post_send(ic->i_cm_id->qp, &first->s_rdma_wr.wr, &failed_wr);
rdsdebug("ic %p first %p (wr %p) ret %d wr %p\n", ic,
- first, &first->s_wr, ret, failed_wr);
- BUG_ON(failed_wr != &first->s_wr);
+ first, &first->s_rdma_wr.wr, ret, failed_wr);
+ BUG_ON(failed_wr != &first->s_rdma_wr.wr);
if (ret) {
printk(KERN_WARNING "RDS/IB: rdma ib_post_send to %pI4 "
"returned %d\n", &conn->c_faddr, ret);
goto out;
}
- if (unlikely(failed_wr != &first->s_wr)) {
+ if (unlikely(failed_wr != &first->s_rdma_wr.wr)) {
printk(KERN_WARNING "RDS/IB: ib_post_send() rc=%d, but failed_wqe updated!\n", ret);
- BUG_ON(failed_wr != &first->s_wr);
+ BUG_ON(failed_wr != &first->s_rdma_wr.wr);
}
struct ib_fast_reg_page_list *s_page_list;
unsigned char s_remap_count;
- struct ib_send_wr s_wr;
+ union {
+ struct ib_send_wr s_send_wr;
+ struct ib_rdma_wr s_rdma_wr;
+ struct ib_fast_reg_wr s_fast_reg_wr;
+ };
struct ib_sge s_sge[RDS_IW_MAX_SGE];
unsigned long s_queued;
};
static int rds_iw_rdma_build_fastreg(struct rds_iw_mapping *mapping)
{
struct rds_iw_mr *ibmr = mapping->m_mr;
- struct ib_send_wr f_wr, *failed_wr;
+ struct ib_fast_reg_wr f_wr;
+ struct ib_send_wr *failed_wr;
int ret;
/*
mapping->m_rkey = ibmr->mr->rkey;
memset(&f_wr, 0, sizeof(f_wr));
- f_wr.wr_id = RDS_IW_FAST_REG_WR_ID;
- f_wr.opcode = IB_WR_FAST_REG_MR;
- f_wr.wr.fast_reg.length = mapping->m_sg.bytes;
- f_wr.wr.fast_reg.rkey = mapping->m_rkey;
- f_wr.wr.fast_reg.page_list = ibmr->page_list;
- f_wr.wr.fast_reg.page_list_len = mapping->m_sg.dma_len;
- f_wr.wr.fast_reg.page_shift = PAGE_SHIFT;
- f_wr.wr.fast_reg.access_flags = IB_ACCESS_LOCAL_WRITE |
+ f_wr.wr.wr_id = RDS_IW_FAST_REG_WR_ID;
+ f_wr.wr.opcode = IB_WR_FAST_REG_MR;
+ f_wr.length = mapping->m_sg.bytes;
+ f_wr.rkey = mapping->m_rkey;
+ f_wr.page_list = ibmr->page_list;
+ f_wr.page_list_len = mapping->m_sg.dma_len;
+ f_wr.page_shift = PAGE_SHIFT;
+ f_wr.access_flags = IB_ACCESS_LOCAL_WRITE |
IB_ACCESS_REMOTE_READ |
IB_ACCESS_REMOTE_WRITE;
- f_wr.wr.fast_reg.iova_start = 0;
- f_wr.send_flags = IB_SEND_SIGNALED;
+ f_wr.iova_start = 0;
+ f_wr.wr.send_flags = IB_SEND_SIGNALED;
- failed_wr = &f_wr;
- ret = ib_post_send(ibmr->cm_id->qp, &f_wr, &failed_wr);
- BUG_ON(failed_wr != &f_wr);
+ failed_wr = &f_wr.wr;
+ ret = ib_post_send(ibmr->cm_id->qp, &f_wr.wr, &failed_wr);
+ BUG_ON(failed_wr != &f_wr.wr);
if (ret)
printk_ratelimited(KERN_WARNING "RDS/IW: %s:%d ib_post_send returned %d\n",
__func__, __LINE__, ret);
send->s_op = NULL;
send->s_mapping = NULL;
- send->s_wr.next = NULL;
- send->s_wr.wr_id = i;
- send->s_wr.sg_list = send->s_sge;
- send->s_wr.num_sge = 1;
- send->s_wr.opcode = IB_WR_SEND;
- send->s_wr.send_flags = 0;
- send->s_wr.ex.imm_data = 0;
+ send->s_send_wr.next = NULL;
+ send->s_send_wr.wr_id = i;
+ send->s_send_wr.sg_list = send->s_sge;
+ send->s_send_wr.num_sge = 1;
+ send->s_send_wr.opcode = IB_WR_SEND;
+ send->s_send_wr.send_flags = 0;
+ send->s_send_wr.ex.imm_data = 0;
sge = rds_iw_data_sge(ic, send->s_sge);
sge->lkey = 0;
ib_dereg_mr(send->s_mr);
BUG_ON(!send->s_page_list);
ib_free_fast_reg_page_list(send->s_page_list);
- if (send->s_wr.opcode == 0xdead)
+ if (send->s_send_wr.opcode == 0xdead)
continue;
if (send->s_rm)
rds_iw_send_unmap_rm(ic, send, IB_WC_WR_FLUSH_ERR);
send = &ic->i_sends[oldest];
/* In the error case, wc.opcode sometimes contains garbage */
- switch (send->s_wr.opcode) {
+ switch (send->s_send_wr.opcode) {
case IB_WR_SEND:
if (send->s_rm)
rds_iw_send_unmap_rm(ic, send, wc.status);
default:
printk_ratelimited(KERN_NOTICE
"RDS/IW: %s: unexpected opcode 0x%x in WR!\n",
- __func__, send->s_wr.opcode);
+ __func__, send->s_send_wr.opcode);
break;
}
- send->s_wr.opcode = 0xdead;
- send->s_wr.num_sge = 1;
+ send->s_send_wr.opcode = 0xdead;
+ send->s_send_wr.num_sge = 1;
if (time_after(jiffies, send->s_queued + HZ/2))
rds_iw_stats_inc(s_iw_tx_stalled);
WARN_ON(pos != send - ic->i_sends);
- send->s_wr.send_flags = send_flags;
- send->s_wr.opcode = IB_WR_SEND;
- send->s_wr.num_sge = 2;
- send->s_wr.next = NULL;
+ send->s_send_wr.send_flags = send_flags;
+ send->s_send_wr.opcode = IB_WR_SEND;
+ send->s_send_wr.num_sge = 2;
+ send->s_send_wr.next = NULL;
send->s_queued = jiffies;
send->s_op = NULL;
} else {
/* We're sending a packet with no payload. There is only
* one SGE */
- send->s_wr.num_sge = 1;
+ send->s_send_wr.num_sge = 1;
sge = &send->s_sge[0];
}
*/
if (ic->i_unsignaled_wrs-- == 0) {
ic->i_unsignaled_wrs = rds_iw_sysctl_max_unsig_wrs;
- send->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
+ send->s_send_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
}
ic->i_unsignaled_bytes -= len;
if (ic->i_unsignaled_bytes <= 0) {
ic->i_unsignaled_bytes = rds_iw_sysctl_max_unsig_bytes;
- send->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
+ send->s_send_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
}
/*
* Always signal the last one if we're stopping due to flow control.
*/
if (flow_controlled && i == (work_alloc-1))
- send->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
+ send->s_send_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
rdsdebug("send %p wr %p num_sge %u next %p\n", send,
- &send->s_wr, send->s_wr.num_sge, send->s_wr.next);
+ &send->s_send_wr, send->s_send_wr.num_sge, send->s_send_wr.next);
sent += len;
rm->data.op_dmaoff += len;
}
if (prev)
- prev->s_wr.next = &send->s_wr;
+ prev->s_send_wr.next = &send->s_send_wr;
prev = send;
pos = (pos + 1) % ic->i_send_ring.w_nr;
/* if we finished the message then send completion owns it */
if (scat == &rm->data.op_sg[rm->data.op_count]) {
prev->s_rm = ic->i_rm;
- prev->s_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
+ prev->s_send_wr.send_flags |= IB_SEND_SIGNALED | IB_SEND_SOLICITED;
ic->i_rm = NULL;
}
rds_iw_send_add_credits(conn, credit_alloc - i);
/* XXX need to worry about failed_wr and partial sends. */
- failed_wr = &first->s_wr;
- ret = ib_post_send(ic->i_cm_id->qp, &first->s_wr, &failed_wr);
+ failed_wr = &first->s_send_wr;
+ ret = ib_post_send(ic->i_cm_id->qp, &first->s_send_wr, &failed_wr);
rdsdebug("ic %p first %p (wr %p) ret %d wr %p\n", ic,
- first, &first->s_wr, ret, failed_wr);
- BUG_ON(failed_wr != &first->s_wr);
+ first, &first->s_send_wr, ret, failed_wr);
+ BUG_ON(failed_wr != &first->s_send_wr);
if (ret) {
printk(KERN_WARNING "RDS/IW: ib_post_send to %pI4 "
"returned %d\n", &conn->c_faddr, ret);
* in the sg list is added to the fast reg page list and placed
* inside the fast_reg_mr WR.
*/
- send->s_wr.opcode = IB_WR_FAST_REG_MR;
- send->s_wr.wr.fast_reg.length = len;
- send->s_wr.wr.fast_reg.rkey = send->s_mr->rkey;
- send->s_wr.wr.fast_reg.page_list = send->s_page_list;
- send->s_wr.wr.fast_reg.page_list_len = nent;
- send->s_wr.wr.fast_reg.page_shift = PAGE_SHIFT;
- send->s_wr.wr.fast_reg.access_flags = IB_ACCESS_REMOTE_WRITE;
- send->s_wr.wr.fast_reg.iova_start = sg_addr;
+ send->s_fast_reg_wr.wr.opcode = IB_WR_FAST_REG_MR;
+ send->s_fast_reg_wr.length = len;
+ send->s_fast_reg_wr.rkey = send->s_mr->rkey;
+ send->s_fast_reg_wr.page_list = send->s_page_list;
+ send->s_fast_reg_wr.page_list_len = nent;
+ send->s_fast_reg_wr.page_shift = PAGE_SHIFT;
+ send->s_fast_reg_wr.access_flags = IB_ACCESS_REMOTE_WRITE;
+ send->s_fast_reg_wr.iova_start = sg_addr;
ib_update_fast_reg_key(send->s_mr, send->s_remap_count++);
}
num_sge = op->op_count;
for (i = 0; i < work_alloc && scat != &op->op_sg[op->op_count]; i++) {
- send->s_wr.send_flags = 0;
+ send->s_rdma_wr.wr.send_flags = 0;
send->s_queued = jiffies;
/*
*/
if (ic->i_unsignaled_wrs-- == 0) {
ic->i_unsignaled_wrs = rds_iw_sysctl_max_unsig_wrs;
- send->s_wr.send_flags = IB_SEND_SIGNALED;
+ send->s_rdma_wr.wr.send_flags = IB_SEND_SIGNALED;
}
/* To avoid the need to have the plumbing to invalidate the fastreg_mr used
* IB_WR_RDMA_READ_WITH_INV will invalidate it after the read has completed.
*/
if (op->op_write)
- send->s_wr.opcode = IB_WR_RDMA_WRITE;
+ send->s_rdma_wr.wr.opcode = IB_WR_RDMA_WRITE;
else
- send->s_wr.opcode = IB_WR_RDMA_READ_WITH_INV;
+ send->s_rdma_wr.wr.opcode = IB_WR_RDMA_READ_WITH_INV;
- send->s_wr.wr.rdma.remote_addr = remote_addr;
- send->s_wr.wr.rdma.rkey = op->op_rkey;
+ send->s_rdma_wr.remote_addr = remote_addr;
+ send->s_rdma_wr.rkey = op->op_rkey;
send->s_op = op;
if (num_sge > rds_iwdev->max_sge) {
- send->s_wr.num_sge = rds_iwdev->max_sge;
+ send->s_rdma_wr.wr.num_sge = rds_iwdev->max_sge;
num_sge -= rds_iwdev->max_sge;
} else
- send->s_wr.num_sge = num_sge;
+ send->s_rdma_wr.wr.num_sge = num_sge;
- send->s_wr.next = NULL;
+ send->s_rdma_wr.wr.next = NULL;
if (prev)
- prev->s_wr.next = &send->s_wr;
+ prev->s_send_wr.next = &send->s_rdma_wr.wr;
- for (j = 0; j < send->s_wr.num_sge && scat != &op->op_sg[op->op_count]; j++) {
+ for (j = 0; j < send->s_rdma_wr.wr.num_sge &&
+ scat != &op->op_sg[op->op_count]; j++) {
len = ib_sg_dma_len(ic->i_cm_id->device, scat);
- if (send->s_wr.opcode == IB_WR_RDMA_READ_WITH_INV)
+ if (send->s_rdma_wr.wr.opcode == IB_WR_RDMA_READ_WITH_INV)
send->s_page_list->page_list[j] = ib_sg_dma_address(ic->i_cm_id->device, scat);
else {
send->s_sge[j].addr = ib_sg_dma_address(ic->i_cm_id->device, scat);
scat++;
}
- if (send->s_wr.opcode == IB_WR_RDMA_READ_WITH_INV) {
- send->s_wr.num_sge = 1;
+ if (send->s_rdma_wr.wr.opcode == IB_WR_RDMA_READ_WITH_INV) {
+ send->s_rdma_wr.wr.num_sge = 1;
send->s_sge[0].addr = conn->c_xmit_rm->m_rs->rs_user_addr;
send->s_sge[0].length = conn->c_xmit_rm->m_rs->rs_user_bytes;
send->s_sge[0].lkey = ic->i_sends[fr_pos].s_mr->lkey;
}
rdsdebug("send %p wr %p num_sge %u next %p\n", send,
- &send->s_wr, send->s_wr.num_sge, send->s_wr.next);
+ &send->s_rdma_wr,
+ send->s_rdma_wr.wr.num_sge,
+ send->s_rdma_wr.wr.next);
prev = send;
if (++send == &ic->i_sends[ic->i_send_ring.w_nr])
/* if we finished the message then send completion owns it */
if (scat == &op->op_sg[op->op_count])
- first->s_wr.send_flags = IB_SEND_SIGNALED;
+ first->s_rdma_wr.wr.send_flags = IB_SEND_SIGNALED;
if (i < work_alloc) {
rds_iw_ring_unalloc(&ic->i_send_ring, work_alloc - i);
work_alloc++;
}
- failed_wr = &first->s_wr;
- ret = ib_post_send(ic->i_cm_id->qp, &first->s_wr, &failed_wr);
+ failed_wr = &first->s_rdma_wr.wr;
+ ret = ib_post_send(ic->i_cm_id->qp, &first->s_rdma_wr.wr, &failed_wr);
rdsdebug("ic %p first %p (wr %p) ret %d wr %p\n", ic,
- first, &first->s_wr, ret, failed_wr);
- BUG_ON(failed_wr != &first->s_wr);
+ first, &first->s_rdma_wr, ret, failed_wr);
+ BUG_ON(failed_wr != &first->s_rdma_wr.wr);
if (ret) {
printk(KERN_WARNING "RDS/IW: rdma ib_post_send to %pI4 "
"returned %d\n", &conn->c_faddr, ret);
struct rpcrdma_mw *mw;
struct rpcrdma_frmr *frmr;
struct ib_mr *mr;
- struct ib_send_wr fastreg_wr, *bad_wr;
+ struct ib_fast_reg_wr fastreg_wr;
+ struct ib_send_wr *bad_wr;
u8 key;
int len, pageoff;
int i, rc;
__func__, mw, i, len);
memset(&fastreg_wr, 0, sizeof(fastreg_wr));
- fastreg_wr.wr_id = (unsigned long)(void *)mw;
- fastreg_wr.opcode = IB_WR_FAST_REG_MR;
- fastreg_wr.wr.fast_reg.iova_start = seg1->mr_dma + pageoff;
- fastreg_wr.wr.fast_reg.page_list = frmr->fr_pgl;
- fastreg_wr.wr.fast_reg.page_shift = PAGE_SHIFT;
- fastreg_wr.wr.fast_reg.page_list_len = page_no;
- fastreg_wr.wr.fast_reg.length = len;
- fastreg_wr.wr.fast_reg.access_flags = writing ?
+ fastreg_wr.wr.wr_id = (unsigned long)(void *)mw;
+ fastreg_wr.wr.opcode = IB_WR_FAST_REG_MR;
+ fastreg_wr.iova_start = seg1->mr_dma + pageoff;
+ fastreg_wr.page_list = frmr->fr_pgl;
+ fastreg_wr.page_shift = PAGE_SHIFT;
+ fastreg_wr.page_list_len = page_no;
+ fastreg_wr.length = len;
+ fastreg_wr.access_flags = writing ?
IB_ACCESS_REMOTE_WRITE | IB_ACCESS_LOCAL_WRITE :
IB_ACCESS_REMOTE_READ;
mr = frmr->fr_mr;
key = (u8)(mr->rkey & 0x000000FF);
ib_update_fast_reg_key(mr, ++key);
- fastreg_wr.wr.fast_reg.rkey = mr->rkey;
+ fastreg_wr.rkey = mr->rkey;
DECR_CQCOUNT(&r_xprt->rx_ep);
- rc = ib_post_send(ia->ri_id->qp, &fastreg_wr, &bad_wr);
+ rc = ib_post_send(ia->ri_id->qp, &fastreg_wr.wr, &bad_wr);
if (rc)
goto out_senderr;
u64 rs_offset,
bool last)
{
- struct ib_send_wr read_wr;
+ struct ib_rdma_wr read_wr;
int pages_needed = PAGE_ALIGN(*page_offset + rs_length) >> PAGE_SHIFT;
struct svc_rdma_op_ctxt *ctxt = svc_rdma_get_context(xprt);
int ret, read, pno;
clear_bit(RDMACTXT_F_LAST_CTXT, &ctxt->flags);
memset(&read_wr, 0, sizeof(read_wr));
- read_wr.wr_id = (unsigned long)ctxt;
- read_wr.opcode = IB_WR_RDMA_READ;
- ctxt->wr_op = read_wr.opcode;
- read_wr.send_flags = IB_SEND_SIGNALED;
- read_wr.wr.rdma.rkey = rs_handle;
- read_wr.wr.rdma.remote_addr = rs_offset;
- read_wr.sg_list = ctxt->sge;
- read_wr.num_sge = pages_needed;
-
- ret = svc_rdma_send(xprt, &read_wr);
+ read_wr.wr.wr_id = (unsigned long)ctxt;
+ read_wr.wr.opcode = IB_WR_RDMA_READ;
+ ctxt->wr_op = read_wr.wr.opcode;
+ read_wr.wr.send_flags = IB_SEND_SIGNALED;
+ read_wr.rkey = rs_handle;
+ read_wr.remote_addr = rs_offset;
+ read_wr.wr.sg_list = ctxt->sge;
+ read_wr.wr.num_sge = pages_needed;
+
+ ret = svc_rdma_send(xprt, &read_wr.wr);
if (ret) {
pr_err("svcrdma: Error %d posting RDMA_READ\n", ret);
set_bit(XPT_CLOSE, &xprt->sc_xprt.xpt_flags);
u64 rs_offset,
bool last)
{
- struct ib_send_wr read_wr;
+ struct ib_rdma_wr read_wr;
struct ib_send_wr inv_wr;
- struct ib_send_wr fastreg_wr;
+ struct ib_fast_reg_wr fastreg_wr;
u8 key;
int pages_needed = PAGE_ALIGN(*page_offset + rs_length) >> PAGE_SHIFT;
struct svc_rdma_op_ctxt *ctxt = svc_rdma_get_context(xprt);
/* Prepare FASTREG WR */
memset(&fastreg_wr, 0, sizeof(fastreg_wr));
- fastreg_wr.opcode = IB_WR_FAST_REG_MR;
- fastreg_wr.send_flags = IB_SEND_SIGNALED;
- fastreg_wr.wr.fast_reg.iova_start = (unsigned long)frmr->kva;
- fastreg_wr.wr.fast_reg.page_list = frmr->page_list;
- fastreg_wr.wr.fast_reg.page_list_len = frmr->page_list_len;
- fastreg_wr.wr.fast_reg.page_shift = PAGE_SHIFT;
- fastreg_wr.wr.fast_reg.length = frmr->map_len;
- fastreg_wr.wr.fast_reg.access_flags = frmr->access_flags;
- fastreg_wr.wr.fast_reg.rkey = frmr->mr->lkey;
- fastreg_wr.next = &read_wr;
+ fastreg_wr.wr.opcode = IB_WR_FAST_REG_MR;
+ fastreg_wr.wr.send_flags = IB_SEND_SIGNALED;
+ fastreg_wr.iova_start = (unsigned long)frmr->kva;
+ fastreg_wr.page_list = frmr->page_list;
+ fastreg_wr.page_list_len = frmr->page_list_len;
+ fastreg_wr.page_shift = PAGE_SHIFT;
+ fastreg_wr.length = frmr->map_len;
+ fastreg_wr.access_flags = frmr->access_flags;
+ fastreg_wr.rkey = frmr->mr->lkey;
+ fastreg_wr.wr.next = &read_wr.wr;
/* Prepare RDMA_READ */
memset(&read_wr, 0, sizeof(read_wr));
- read_wr.send_flags = IB_SEND_SIGNALED;
- read_wr.wr.rdma.rkey = rs_handle;
- read_wr.wr.rdma.remote_addr = rs_offset;
- read_wr.sg_list = ctxt->sge;
- read_wr.num_sge = 1;
+ read_wr.wr.send_flags = IB_SEND_SIGNALED;
+ read_wr.rkey = rs_handle;
+ read_wr.remote_addr = rs_offset;
+ read_wr.wr.sg_list = ctxt->sge;
+ read_wr.wr.num_sge = 1;
if (xprt->sc_dev_caps & SVCRDMA_DEVCAP_READ_W_INV) {
- read_wr.opcode = IB_WR_RDMA_READ_WITH_INV;
- read_wr.wr_id = (unsigned long)ctxt;
- read_wr.ex.invalidate_rkey = ctxt->frmr->mr->lkey;
+ read_wr.wr.opcode = IB_WR_RDMA_READ_WITH_INV;
+ read_wr.wr.wr_id = (unsigned long)ctxt;
+ read_wr.wr.ex.invalidate_rkey = ctxt->frmr->mr->lkey;
} else {
- read_wr.opcode = IB_WR_RDMA_READ;
- read_wr.next = &inv_wr;
+ read_wr.wr.opcode = IB_WR_RDMA_READ;
+ read_wr.wr.next = &inv_wr;
/* Prepare invalidate */
memset(&inv_wr, 0, sizeof(inv_wr));
inv_wr.wr_id = (unsigned long)ctxt;
inv_wr.send_flags = IB_SEND_SIGNALED | IB_SEND_FENCE;
inv_wr.ex.invalidate_rkey = frmr->mr->lkey;
}
- ctxt->wr_op = read_wr.opcode;
+ ctxt->wr_op = read_wr.wr.opcode;
/* Post the chain */
- ret = svc_rdma_send(xprt, &fastreg_wr);
+ ret = svc_rdma_send(xprt, &fastreg_wr.wr);
if (ret) {
pr_err("svcrdma: Error %d posting RDMA_READ\n", ret);
set_bit(XPT_CLOSE, &xprt->sc_xprt.xpt_flags);
u32 xdr_off, int write_len,
struct svc_rdma_req_map *vec)
{
- struct ib_send_wr write_wr;
+ struct ib_rdma_wr write_wr;
struct ib_sge *sge;
int xdr_sge_no;
int sge_no;
/* Prepare WRITE WR */
memset(&write_wr, 0, sizeof write_wr);
ctxt->wr_op = IB_WR_RDMA_WRITE;
- write_wr.wr_id = (unsigned long)ctxt;
- write_wr.sg_list = &sge[0];
- write_wr.num_sge = sge_no;
- write_wr.opcode = IB_WR_RDMA_WRITE;
- write_wr.send_flags = IB_SEND_SIGNALED;
- write_wr.wr.rdma.rkey = rmr;
- write_wr.wr.rdma.remote_addr = to;
+ write_wr.wr.wr_id = (unsigned long)ctxt;
+ write_wr.wr.sg_list = &sge[0];
+ write_wr.wr.num_sge = sge_no;
+ write_wr.wr.opcode = IB_WR_RDMA_WRITE;
+ write_wr.wr.send_flags = IB_SEND_SIGNALED;
+ write_wr.rkey = rmr;
+ write_wr.remote_addr = to;
/* Post It */
atomic_inc(&rdma_stat_write);
- if (svc_rdma_send(xprt, &write_wr))
+ if (svc_rdma_send(xprt, &write_wr.wr))
goto err;
return write_len - bc;
err:
projects / GitHub / LineageOS / G12 / android_kernel_amlogic_linux-4.9.git / commitdiff