From: Leon Romanovsky <leonro@mellanox.com>
Date: Tue, 29 Oct 2019 08:27:30 +0200
Subject: RDMA/mad: Delete never implemented functions
Patch-mainline: v5.5-rc1
Git-commit: 8a80cf93106045cd9e36330e153d0e606428619e
References: jsc#SLE-8449

Delete never implemented and used MAD functions.

Link: https://lore.kernel.org/r/20191029062745.7932-2-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/core/mad.c |   19 -------------------
 include/rdma/ib_mad.h         |   40 ----------------------------------------
 2 files changed, 59 deletions(-)

--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -1397,25 +1397,6 @@ void ib_free_recv_mad(struct ib_mad_recv
 }
 EXPORT_SYMBOL(ib_free_recv_mad);
 
-struct ib_mad_agent *ib_redirect_mad_qp(struct ib_qp *qp,
-					u8 rmpp_version,
-					ib_mad_send_handler send_handler,
-					ib_mad_recv_handler recv_handler,
-					void *context)
-{
-	return ERR_PTR(-EINVAL);	/* XXX: for now */
-}
-EXPORT_SYMBOL(ib_redirect_mad_qp);
-
-int ib_process_mad_wc(struct ib_mad_agent *mad_agent,
-		      struct ib_wc *wc)
-{
-	dev_err(&mad_agent->device->dev,
-		"ib_process_mad_wc() not implemented yet\n");
-	return 0;
-}
-EXPORT_SYMBOL(ib_process_mad_wc);
-
 static int method_in_use(struct ib_mad_mgmt_method_table **method,
 			 struct ib_mad_reg_req *mad_reg_req)
 {
--- a/include/rdma/ib_mad.h
+++ b/include/rdma/ib_mad.h
@@ -815,46 +815,6 @@ int ib_modify_mad(struct ib_mad_agent *m
 		  struct ib_mad_send_buf *send_buf, u32 timeout_ms);
 
 /**
- * ib_redirect_mad_qp - Registers a QP for MAD services.
- * @qp: Reference to a QP that requires MAD services.
- * @rmpp_version: If set, indicates that the client will send
- *   and receive MADs that contain the RMPP header for the given version.
- *   If set to 0, indicates that RMPP is not used by this client.
- * @send_handler: The completion callback routine invoked after a send
- *   request has completed.
- * @recv_handler: The completion callback routine invoked for a received
- *   MAD.
- * @context: User specified context associated with the registration.
- *
- * Use of this call allows clients to use MAD services, such as RMPP,
- * on user-owned QPs.  After calling this routine, users may send
- * MADs on the specified QP by calling ib_mad_post_send.
- */
-struct ib_mad_agent *ib_redirect_mad_qp(struct ib_qp *qp,
-					u8 rmpp_version,
-					ib_mad_send_handler send_handler,
-					ib_mad_recv_handler recv_handler,
-					void *context);
-
-/**
- * ib_process_mad_wc - Processes a work completion associated with a
- *   MAD sent or received on a redirected QP.
- * @mad_agent: Specifies the registered MAD service using the redirected QP.
- * @wc: References a work completion associated with a sent or received
- *   MAD segment.
- *
- * This routine is used to complete or continue processing on a MAD request.
- * If the work completion is associated with a send operation, calling
- * this routine is required to continue an RMPP transfer or to wait for a
- * corresponding response, if it is a request.  If the work completion is
- * associated with a receive operation, calling this routine is required to
- * process an inbound or outbound RMPP transfer, or to match a response MAD
- * with its corresponding request.
- */
-int ib_process_mad_wc(struct ib_mad_agent *mad_agent,
-		      struct ib_wc *wc);
-
-/**
  * ib_create_send_mad - Allocate and initialize a data buffer and work request
  *   for sending a MAD.
  * @mad_agent: Specifies the registered MAD service to associate with the MAD.