diff options
Diffstat (limited to 'drivers/infiniband/ulp/isert/ib_isert.h')
| -rw-r--r-- | drivers/infiniband/ulp/isert/ib_isert.h | 69 |
1 files changed, 3 insertions, 66 deletions
diff --git a/drivers/infiniband/ulp/isert/ib_isert.h b/drivers/infiniband/ulp/isert/ib_isert.h index 147900cbb578..e512ba941f2f 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.h +++ b/drivers/infiniband/ulp/isert/ib_isert.h @@ -3,6 +3,7 @@ #include <linux/in6.h> #include <rdma/ib_verbs.h> #include <rdma/rdma_cm.h> +#include <rdma/rw.h> #include <scsi/iser.h> @@ -53,10 +54,7 @@ #define ISERT_MIN_POSTED_RX (ISCSI_DEF_XMIT_CMDS_MAX >> 2) -#define ISERT_INFLIGHT_DATAOUTS 8 - -#define ISERT_QP_MAX_REQ_DTOS (ISCSI_DEF_XMIT_CMDS_MAX * \ - (1 + ISERT_INFLIGHT_DATAOUTS) + \ +#define ISERT_QP_MAX_REQ_DTOS (ISCSI_DEF_XMIT_CMDS_MAX + \ ISERT_MAX_TX_MISC_PDUS + \ ISERT_MAX_RX_MISC_PDUS) @@ -71,13 +69,6 @@ enum isert_desc_type { ISCSI_TX_DATAIN }; -enum iser_ib_op_code { - ISER_IB_RECV, - ISER_IB_SEND, - ISER_IB_RDMA_WRITE, - ISER_IB_RDMA_READ, -}; - enum iser_conn_state { ISER_CONN_INIT, ISER_CONN_UP, @@ -118,42 +109,6 @@ static inline struct iser_tx_desc *cqe_to_tx_desc(struct ib_cqe *cqe) return container_of(cqe, struct iser_tx_desc, tx_cqe); } - -enum isert_indicator { - ISERT_PROTECTED = 1 << 0, - ISERT_DATA_KEY_VALID = 1 << 1, - ISERT_PROT_KEY_VALID = 1 << 2, - ISERT_SIG_KEY_VALID = 1 << 3, -}; - -struct pi_context { - struct ib_mr *prot_mr; - struct ib_mr *sig_mr; -}; - -struct fast_reg_descriptor { - struct list_head list; - struct ib_mr *data_mr; - u8 ind; - struct pi_context *pi_ctx; -}; - -struct isert_data_buf { - struct scatterlist *sg; - int nents; - u32 sg_off; - u32 len; /* cur_rdma_length */ - u32 offset; - unsigned int dma_nents; - enum dma_data_direction dma_dir; -}; - -enum { - DATA = 0, - PROT = 1, - SIG = 2, -}; - struct isert_cmd { uint32_t read_stag; uint32_t write_stag; @@ -166,16 +121,7 @@ struct isert_cmd { struct iscsi_cmd *iscsi_cmd; struct iser_tx_desc tx_desc; struct iser_rx_desc *rx_desc; - enum iser_ib_op_code iser_ib_op; - struct ib_sge *ib_sge; - struct ib_sge s_ib_sge; - 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 fast_reg_descriptor *fr_desc; + struct rdma_rw_ctx rw; struct work_struct comp_work; struct scatterlist sg; }; @@ -210,10 +156,6 @@ struct isert_conn { struct isert_device *device; struct mutex mutex; struct kref kref; - struct list_head fr_pool; - int fr_pool_size; - /* lock to protect fastreg pool */ - spinlock_t pool_lock; struct work_struct release_work; bool logout_posted; bool snd_w_inv; @@ -236,7 +178,6 @@ struct isert_comp { }; struct isert_device { - int use_fastreg; bool pi_capable; int refcount; struct ib_device *ib_device; @@ -244,10 +185,6 @@ struct isert_device { struct isert_comp *comps; int comps_used; struct list_head dev_node; - int (*reg_rdma_mem)(struct isert_cmd *isert_cmd, - struct iscsi_conn *conn); - void (*unreg_rdma_mem)(struct isert_cmd *isert_cmd, - struct isert_conn *isert_conn); }; struct isert_np { |