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path: root/drivers/infiniband/ulp/srpt/ib_srpt.h
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Diffstat (limited to 'drivers/infiniband/ulp/srpt/ib_srpt.h')
-rw-r--r--drivers/infiniband/ulp/srpt/ib_srpt.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.h b/drivers/infiniband/ulp/srpt/ib_srpt.h
index 1b817e51b84b..673387d365a3 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.h
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.h
@@ -252,6 +252,7 @@ enum rdma_ch_state {
* @free_list: Head of list with free send I/O contexts.
* @state: channel state. See also enum rdma_ch_state.
* @ioctx_ring: Send ring.
+ * @ioctx_recv_ring: Receive I/O context ring.
* @list: Node for insertion in the srpt_device.rch_list list.
* @cmd_wait_list: List of SCSI commands that arrived before the RTU event. This
* list contains struct srpt_ioctx elements and is protected
@@ -281,6 +282,7 @@ struct srpt_rdma_ch {
struct list_head free_list;
enum rdma_ch_state state;
struct srpt_send_ioctx **ioctx_ring;
+ struct srpt_recv_ioctx **ioctx_recv_ring;
struct list_head list;
struct list_head cmd_wait_list;
struct se_session *sess;
@@ -295,11 +297,13 @@ struct srpt_rdma_ch {
* @srp_max_rdma_size: Maximum size of SRP RDMA transfers for new connections.
* @srp_max_rsp_size: Maximum size of SRP response messages in bytes.
* @srp_sq_size: Shared receive queue (SRQ) size.
+ * @use_srq: Whether or not to use SRQ.
*/
struct srpt_port_attrib {
u32 srp_max_rdma_size;
u32 srp_max_rsp_size;
u32 srp_sq_size;
+ bool use_srq;
};
/**
@@ -343,10 +347,11 @@ struct srpt_port {
* struct srpt_device - Information associated by SRPT with a single HCA.
* @device: Backpointer to the struct ib_device managed by the IB core.
* @pd: IB protection domain.
- * @mr: L_Key (local key) with write access to all local memory.
+ * @lkey: L_Key (local key) with write access to all local memory.
* @srq: Per-HCA SRQ (shared receive queue).
* @cm_id: Connection identifier.
* @srq_size: SRQ size.
+ * @use_srq: Whether or not to use SRQ.
* @ioctx_ring: Per-HCA SRQ.
* @rch_list: Per-device channel list -- see also srpt_rdma_ch.list.
* @ch_releaseQ: Enables waiting for removal from rch_list.
@@ -358,9 +363,11 @@ struct srpt_port {
struct srpt_device {
struct ib_device *device;
struct ib_pd *pd;
+ u32 lkey;
struct ib_srq *srq;
struct ib_cm_id *cm_id;
int srq_size;
+ bool use_srq;
struct srpt_recv_ioctx **ioctx_ring;
struct list_head rch_list;
wait_queue_head_t ch_releaseQ;