Add rxe_open_xrcd() and rxe_close_xrcd() and add xrcd objects
to rxe object pools to implement ib_open_xrcd() and ib_close_xrcd().
Signed-off-by: Bob Pearson <rpearsonhpe@xxxxxxxxx>
---
drivers/infiniband/sw/rxe/rxe.c | 2 ++
drivers/infiniband/sw/rxe/rxe_param.h | 3 +++
drivers/infiniband/sw/rxe/rxe_pool.c | 8 ++++++++
drivers/infiniband/sw/rxe/rxe_pool.h | 1 +
drivers/infiniband/sw/rxe/rxe_verbs.c | 23 +++++++++++++++++++++++
drivers/infiniband/sw/rxe/rxe_verbs.h | 11 +++++++++++
6 files changed, 48 insertions(+)
diff --git a/drivers/infiniband/sw/rxe/rxe.c b/drivers/infiniband/sw/rxe/rxe.c
index 51daac5c4feb..acd22980836e 100644
--- a/drivers/infiniband/sw/rxe/rxe.c
+++ b/drivers/infiniband/sw/rxe/rxe.c
@@ -23,6 +23,7 @@ void rxe_dealloc(struct ib_device *ib_dev)
rxe_pool_cleanup(&rxe->uc_pool);
rxe_pool_cleanup(&rxe->pd_pool);
rxe_pool_cleanup(&rxe->ah_pool);
+ rxe_pool_cleanup(&rxe->xrcd_pool);
rxe_pool_cleanup(&rxe->srq_pool);
rxe_pool_cleanup(&rxe->qp_pool);
rxe_pool_cleanup(&rxe->cq_pool);
@@ -120,6 +121,7 @@ static void rxe_init_pools(struct rxe_dev *rxe)
rxe_pool_init(rxe, &rxe->uc_pool, RXE_TYPE_UC);
rxe_pool_init(rxe, &rxe->pd_pool, RXE_TYPE_PD);
rxe_pool_init(rxe, &rxe->ah_pool, RXE_TYPE_AH);
+ rxe_pool_init(rxe, &rxe->xrcd_pool, RXE_TYPE_XRCD);
rxe_pool_init(rxe, &rxe->srq_pool, RXE_TYPE_SRQ);
rxe_pool_init(rxe, &rxe->qp_pool, RXE_TYPE_QP);
rxe_pool_init(rxe, &rxe->cq_pool, RXE_TYPE_CQ);
diff --git a/drivers/infiniband/sw/rxe/rxe_param.h b/drivers/infiniband/sw/rxe/rxe_param.h
index 86c7a8bf3cbb..fa4bf177e123 100644
--- a/drivers/infiniband/sw/rxe/rxe_param.h
+++ b/drivers/infiniband/sw/rxe/rxe_param.h
@@ -86,6 +86,9 @@ enum rxe_device_param {
RXE_MAX_QP_INDEX = DEFAULT_MAX_VALUE,
RXE_MAX_QP = DEFAULT_MAX_VALUE - RXE_MIN_QP_INDEX,
+ RXE_MIN_XRCD_INDEX = 1,
+ RXE_MAX_XRCD_INDEX = 128,
+ RXE_MAX_XRCD = 128,
RXE_MIN_SRQ_INDEX = 0x00020001,
RXE_MAX_SRQ_INDEX = DEFAULT_MAX_VALUE,
RXE_MAX_SRQ = DEFAULT_MAX_VALUE - RXE_MIN_SRQ_INDEX,
diff --git a/drivers/infiniband/sw/rxe/rxe_pool.c b/drivers/infiniband/sw/rxe/rxe_pool.c
index f50620f5a0a1..b54453b68169 100644
--- a/drivers/infiniband/sw/rxe/rxe_pool.c
+++ b/drivers/infiniband/sw/rxe/rxe_pool.c
@@ -42,6 +42,14 @@ static const struct rxe_type_info {
.max_index = RXE_MAX_AH_INDEX,
.max_elem = RXE_MAX_AH_INDEX - RXE_MIN_AH_INDEX + 1,
},
+ [RXE_TYPE_XRCD] = {
+ .name = "xrcd",
+ .size = sizeof(struct rxe_xrcd),
+ .elem_offset = offsetof(struct rxe_xrcd, elem),
+ .min_index = RXE_MIN_XRCD_INDEX,
+ .max_index = RXE_MAX_XRCD_INDEX,
+ .max_elem = RXE_MAX_XRCD_INDEX - RXE_MIN_XRCD_INDEX + 1,
+ },
[RXE_TYPE_SRQ] = {
.name = "srq",
.size = sizeof(struct rxe_srq),
diff --git a/drivers/infiniband/sw/rxe/rxe_pool.h b/drivers/infiniband/sw/rxe/rxe_pool.h
index 9d83cb32092f..35ac0746a4b8 100644
--- a/drivers/infiniband/sw/rxe/rxe_pool.h
+++ b/drivers/infiniband/sw/rxe/rxe_pool.h
@@ -11,6 +11,7 @@ enum rxe_elem_type {
RXE_TYPE_UC,
RXE_TYPE_PD,
RXE_TYPE_AH,
+ RXE_TYPE_XRCD,
RXE_TYPE_SRQ,
RXE_TYPE_QP,
RXE_TYPE_CQ,
diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c
index 9ebe9decad34..4a5da079bf11 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.c
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.c
@@ -281,6 +281,26 @@ static int post_one_recv(struct rxe_rq *rq, const struct ib_recv_wr *ibwr)
return err;
}
+static int rxe_alloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata)
+{
+ struct rxe_dev *rxe = to_rdev(ibxrcd->device);
+ struct rxe_xrcd *xrcd = to_rxrcd(ibxrcd);
+ int err;
+
+ err = rxe_add_to_pool(&rxe->xrcd_pool, xrcd);
+
+ return err;
+}
+
+static int rxe_dealloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata)
+{
+ struct rxe_xrcd *xrcd = to_rxrcd(ibxrcd);
+
+ rxe_cleanup(xrcd);
+
+ return 0;
+}
+
static int rxe_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *init,
struct ib_udata *udata)
{
@@ -1055,6 +1075,7 @@ static const struct ib_device_ops rxe_dev_ops = {
.alloc_mw = rxe_alloc_mw,
.alloc_pd = rxe_alloc_pd,
.alloc_ucontext = rxe_alloc_ucontext,
+ .alloc_xrcd = rxe_alloc_xrcd,
.attach_mcast = rxe_attach_mcast,
.create_ah = rxe_create_ah,
.create_cq = rxe_create_cq,
@@ -1065,6 +1086,7 @@ static const struct ib_device_ops rxe_dev_ops = {
.dealloc_mw = rxe_dealloc_mw,
.dealloc_pd = rxe_dealloc_pd,
.dealloc_ucontext = rxe_dealloc_ucontext,
+ .dealloc_xrcd = rxe_dealloc_xrcd,
.dereg_mr = rxe_dereg_mr,
.destroy_ah = rxe_destroy_ah,
.destroy_cq = rxe_destroy_cq,
@@ -1103,6 +1125,7 @@ static const struct ib_device_ops rxe_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_cq, rxe_cq, ibcq),
INIT_RDMA_OBJ_SIZE(ib_pd, rxe_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_qp, rxe_qp, ibqp),
+ INIT_RDMA_OBJ_SIZE(ib_xrcd, rxe_xrcd, ibxrcd),
INIT_RDMA_OBJ_SIZE(ib_srq, rxe_srq, ibsrq),
INIT_RDMA_OBJ_SIZE(ib_ucontext, rxe_ucontext, ibuc),
INIT_RDMA_OBJ_SIZE(ib_mw, rxe_mw, ibmw),
diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.h b/drivers/infiniband/sw/rxe/rxe_verbs.h
index a51819d0c345..6c4cfb802dd4 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.h
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.h
@@ -93,6 +93,11 @@ struct rxe_rq {
struct rxe_queue *queue;
};
+struct rxe_xrcd {
+ struct ib_xrcd ibxrcd;
+ struct rxe_pool_elem elem;
+};
+
struct rxe_srq {
struct ib_srq ibsrq;
struct rxe_pool_elem elem;
@@ -383,6 +388,7 @@ struct rxe_dev {
struct rxe_pool uc_pool;
struct rxe_pool pd_pool;
struct rxe_pool ah_pool;
+ struct rxe_pool xrcd_pool;
struct rxe_pool srq_pool;
struct rxe_pool qp_pool;
struct rxe_pool cq_pool;
@@ -432,6 +438,11 @@ static inline struct rxe_ah *to_rah(struct ib_ah *ah)
return ah ? container_of(ah, struct rxe_ah, ibah) : NULL;
}
+static inline struct rxe_xrcd *to_rxrcd(struct ib_xrcd *ibxrcd)
+{
+ return ibxrcd ? container_of(ibxrcd, struct rxe_xrcd, ibxrcd) : NULL;
+}
+
static inline struct rxe_srq *to_rsrq(struct ib_srq *srq)
{
return srq ? container_of(srq, struct rxe_srq, ibsrq) : NULL;
--
2.34.1
