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path: root/drivers/infiniband/hw/qedr/qedr.h
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Diffstat (limited to 'drivers/infiniband/hw/qedr/qedr.h')
-rw-r--r--drivers/infiniband/hw/qedr/qedr.h72
1 files changed, 51 insertions, 21 deletions
diff --git a/drivers/infiniband/hw/qedr/qedr.h b/drivers/infiniband/hw/qedr/qedr.h
index 0cfd849b13d6..5488dbd59d3c 100644
--- a/drivers/infiniband/hw/qedr/qedr.h
+++ b/drivers/infiniband/hw/qedr/qedr.h
@@ -40,6 +40,7 @@
#include <linux/qed/qed_rdma_if.h>
#include <linux/qed/qede_rdma.h>
#include <linux/qed/roce_common.h>
+#include <linux/completion.h>
#include "qedr_hsi_rdma.h"
#define QEDR_NODE_DESC "QLogic 579xx RoCE HCA"
@@ -230,14 +231,16 @@ struct qedr_ucontext {
struct qedr_dev *dev;
struct qedr_pd *pd;
void __iomem *dpi_addr;
+ struct rdma_user_mmap_entry *db_mmap_entry;
u64 dpi_phys_addr;
u32 dpi_size;
u16 dpi;
+ bool db_rec;
+};
- struct list_head mm_head;
-
- /* Lock to protect mm list */
- struct mutex mm_list_lock;
+union db_prod32 {
+ struct rdma_pwm_val16_data data;
+ u32 raw;
};
union db_prod64 {
@@ -265,6 +268,13 @@ struct qedr_userq {
struct qedr_pbl *pbl_tbl;
u64 buf_addr;
size_t buf_len;
+
+ /* doorbell recovery */
+ void __iomem *db_addr;
+ struct qedr_user_db_rec *db_rec_data;
+ struct rdma_user_mmap_entry *db_mmap_entry;
+ void __iomem *db_rec_db2_addr;
+ union db_prod32 db_rec_db2_data;
};
struct qedr_cq {
@@ -300,19 +310,6 @@ struct qedr_pd {
struct qedr_ucontext *uctx;
};
-struct qedr_mm {
- struct {
- u64 phy_addr;
- unsigned long len;
- } key;
- struct list_head entry;
-};
-
-union db_prod32 {
- struct rdma_pwm_val16_data data;
- u32 raw;
-};
-
struct qedr_qp_hwq_info {
/* WQE Elements */
struct qed_chain pbl;
@@ -377,10 +374,20 @@ enum qedr_qp_err_bitmap {
QEDR_QP_ERR_RQ_PBL_FULL = 32,
};
+enum qedr_qp_create_type {
+ QEDR_QP_CREATE_NONE,
+ QEDR_QP_CREATE_USER,
+ QEDR_QP_CREATE_KERNEL,
+};
+
+enum qedr_iwarp_cm_flags {
+ QEDR_IWARP_CM_WAIT_FOR_CONNECT = BIT(0),
+ QEDR_IWARP_CM_WAIT_FOR_DISCONNECT = BIT(1),
+};
+
struct qedr_qp {
struct ib_qp ibqp; /* must be first */
struct qedr_dev *dev;
- struct qedr_iw_ep *ep;
struct qedr_qp_hwq_info sq;
struct qedr_qp_hwq_info rq;
@@ -395,6 +402,7 @@ struct qedr_qp {
u32 id;
struct qedr_pd *pd;
enum ib_qp_type qp_type;
+ enum qedr_qp_create_type create_type;
struct qed_rdma_qp *qed_qp;
u32 qp_id;
u16 icid;
@@ -437,8 +445,11 @@ struct qedr_qp {
/* Relevant to qps created from user space only (applications) */
struct qedr_userq usq;
struct qedr_userq urq;
- atomic_t refcnt;
- bool destroyed;
+
+ /* synchronization objects used with iwarp ep */
+ struct kref refcnt;
+ struct completion iwarp_cm_comp;
+ unsigned long iwarp_cm_flags; /* enum iwarp_cm_flags */
};
struct qedr_ah {
@@ -476,6 +487,18 @@ struct qedr_mr {
u32 npages;
};
+struct qedr_user_mmap_entry {
+ struct rdma_user_mmap_entry rdma_entry;
+ struct qedr_dev *dev;
+ union {
+ u64 io_address;
+ void *address;
+ };
+ size_t length;
+ u16 dpi;
+ u8 mmap_flag;
+};
+
#define SET_FIELD2(value, name, flag) ((value) |= ((flag) << (name ## _SHIFT)))
#define QEDR_RESP_IMM (RDMA_CQE_RESPONDER_IMM_FLG_MASK << \
@@ -531,7 +554,7 @@ struct qedr_iw_ep {
struct iw_cm_id *cm_id;
struct qedr_qp *qp;
void *qed_context;
- u8 during_connect;
+ struct kref refcnt;
};
static inline
@@ -574,4 +597,11 @@ static inline struct qedr_srq *get_qedr_srq(struct ib_srq *ibsrq)
{
return container_of(ibsrq, struct qedr_srq, ibsrq);
}
+
+static inline struct qedr_user_mmap_entry *
+get_qedr_mmap_entry(struct rdma_user_mmap_entry *rdma_entry)
+{
+ return container_of(rdma_entry, struct qedr_user_mmap_entry,
+ rdma_entry);
+}
#endif