Linux-RDMA Archive on lore.kernel.org
 help / color / Atom feed
From: Leon Romanovsky <leon@kernel.org>
To: Doug Ledford <dledford@redhat.com>, Jason Gunthorpe <jgg@mellanox.com>
Cc: Leon Romanovsky <leonro@mellanox.com>,
	RDMA mailing list <linux-rdma@vger.kernel.org>,
	Bart Van Assche <bvanassche@acm.org>,
	Sean Hefty <sean.hefty@intel.com>
Subject: [PATCH rdma-rc v2 11/48] RDMA/cm: Reply To Request For Communication Release (DREP) definitions
Date: Thu, 12 Dec 2019 11:37:53 +0200
Message-ID: <20191212093830.316934-12-leon@kernel.org> (raw)
In-Reply-To: <20191212093830.316934-1-leon@kernel.org>

From: Leon Romanovsky <leonro@mellanox.com>

Add DREP definitions as it is written in IBTA release 1.3 volume 1.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 4 ++--
 drivers/infiniband/core/cm_msgs.h | 2 +-
 include/rdma/ib_cm.h              | 1 -
 include/rdma/ibta_vol1_c12.h      | 6 ++++++
 4 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 57e35d2f657f..d11ca6bdf016 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2517,7 +2517,7 @@ int ib_send_cm_drep(struct ib_cm_id *cm_id,
 	void *data;
 	int ret;
 
-	if (private_data && private_data_len > IB_CM_DREP_PRIVATE_DATA_SIZE)
+	if (private_data && private_data_len > CM_DREP_PRIVATE_DATA_SIZE)
 		return -EINVAL;
 
 	data = cm_copy_private_data(private_data, private_data_len);
@@ -2678,7 +2678,7 @@ static int cm_drep_handler(struct cm_work *work)
 		return -EINVAL;
 
 	work->cm_event.private_data = &drep_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_DREP_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_DREP_PRIVATE_DATA_SIZE;
 
 	spin_lock_irq(&cm_id_priv->lock);
 	if (cm_id_priv->id.state != IB_CM_DREQ_SENT &&
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index c2b19d21fbe6..98088a84f2fc 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -615,7 +615,7 @@ struct cm_drep_msg {
 	__be32 local_comm_id;
 	__be32 remote_comm_id;
 
-	u8 private_data[IB_CM_DREP_PRIVATE_DATA_SIZE];
+	u8 private_data[CM_DREP_PRIVATE_DATA_SIZE];
 
 } __packed;
 
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 77f4818aaf10..f1fccc8f387f 100644
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -65,7 +65,6 @@ enum ib_cm_event_type {
 };
 
 enum ib_cm_data_size {
-	IB_CM_DREP_PRIVATE_DATA_SIZE	 = 224,
 	IB_CM_LAP_PRIVATE_DATA_SIZE	 = 168,
 	IB_CM_APR_PRIVATE_DATA_SIZE	 = 148,
 	IB_CM_APR_INFO_LENGTH		 = 72,
diff --git a/include/rdma/ibta_vol1_c12.h b/include/rdma/ibta_vol1_c12.h
index e3116b62d7ba..8d57e24534aa 100644
--- a/include/rdma/ibta_vol1_c12.h
+++ b/include/rdma/ibta_vol1_c12.h
@@ -139,4 +139,10 @@
 #define CM_DREQ_PRIVATE_DATA CM_FIELD_MLOC(struct cm_dreq_msg, 12, 1760)
 #define CM_DREQ_PRIVATE_DATA_SIZE 220
 
+/* Table 113 DREP Message Contents */
+#define CM_DREP_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_drep_msg, 0, 32)
+#define CM_DREP_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_drep_msg, 4, 32)
+#define CM_DREP_PRIVATE_DATA CM_FIELD_MLOC(struct cm_drep_msg, 8, 1792)
+#define CM_DREP_PRIVATE_DATA_SIZE 224
+
 #endif /* _IBTA_VOL1_C12_H_ */
-- 
2.20.1


  parent reply index

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-12  9:37 [PATCH rdma-rc v2 00/48] Organize code according to IBTA layout Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 01/48] RDMA/cm: Provide private data size to CM users Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 02/48] RDMA/srpt: Use private_data_len instead of hardcoded value Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 03/48] RDMA/ucma: Mask QPN to be 24 bits according to IBTA Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 04/48] RDMA/cm: Add SET/GET implementations to hide IBA wire format Leon Romanovsky
2020-01-04  2:15   ` Jason Gunthorpe
2019-12-12  9:37 ` [PATCH rdma-rc v2 05/48] RDMA/cm: Request For Communication (REQ) message definitions Leon Romanovsky
2020-01-07  1:17   ` Jason Gunthorpe
2019-12-12  9:37 ` [PATCH rdma-rc v2 06/48] RDMA/cm: Message Receipt Acknowledgment (MRA) " Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 07/48] RDMA/cm: Reject (REJ) " Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 08/48] RDMA/cm: Reply To Request for communication (REP) definitions Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 09/48] RDMA/cm: Ready To Use (RTU) definitions Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 10/48] RDMA/cm: Request For Communication Release (DREQ) definitions Leon Romanovsky
2019-12-12  9:37 ` Leon Romanovsky [this message]
2019-12-12  9:37 ` [PATCH rdma-rc v2 12/48] RDMA/cm: Load Alternate Path (LAP) definitions Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 13/48] RDMA/cm: Alternate Path Response (APR) message definitions Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 14/48] RDMA/cm: Service ID Resolution Request (SIDR_REQ) definitions Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 15/48] RDMA/cm: Service ID Resolution Response (SIDR_REP) definitions Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 16/48] RDMA/cm: Convert QPN and EECN to be u32 variables Leon Romanovsky
2019-12-12  9:37 ` [PATCH rdma-rc v2 17/48] RDMA/cm: Convert REQ responded resources to the new scheme Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 18/48] RDMA/cm: Convert REQ initiator depth " Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 19/48] RDMA/cm: Convert REQ remote response timeout Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 20/48] RDMA/cm: Simplify QP type to wire protocol translation Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 21/48] RDMA/cm: Convert REQ flow control Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 22/48] RDMA/cm: Convert starting PSN to be u32 variable Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 23/48] RDMA/cm: Update REQ local response timeout Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 24/48] RDMA/cm: Convert REQ retry count to use new scheme Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 25/48] RDMA/cm: Update REQ path MTU field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 26/48] RDMA/cm: Convert REQ RNR retry timeout counter Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 27/48] RDMA/cm: Convert REQ MAX CM retries Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 28/48] RDMA/cm: Convert REQ SRQ field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 29/48] RDMA/cm: Convert REQ flow label field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 30/48] RDMA/cm: Convert REQ packet rate Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 31/48] RDMA/cm: Convert REQ SL fields Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 32/48] RDMA/cm: Convert REQ subnet local fields Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 33/48] RDMA/cm: Convert REQ local ack timeout Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 34/48] RDMA/cm: Convert MRA MRAed field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 35/48] RDMA/cm: Convert MRA service timeout Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 36/48] RDMA/cm: Update REJ struct to use new scheme Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 37/48] RDMA/cm: Convert REP target ack delay field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 38/48] RDMA/cm: Convert REP failover accepted field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 39/48] RDMA/cm: Convert REP flow control field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 40/48] RDMA/cm: Convert REP RNR retry count field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 41/48] RDMA/cm: Convert REP SRQ field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 42/48] RDMA/cm: Delete unused CM LAP functions Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 43/48] RDMA/cm: Convert LAP flow label field Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 44/48] RDMA/cm: Convert LAP fields Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 45/48] RDMA/cm: Delete unused CM ARP functions Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 46/48] RDMA/cm: Convert SIDR_REP to new scheme Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 47/48] RDMA/cm: Add Enhanced Connection Establishment (ECE) bits Leon Romanovsky
2019-12-17 12:33   ` Leon Romanovsky
2019-12-12  9:38 ` [PATCH rdma-rc v2 48/48] RDMA/cm: Convert private_date access Leon Romanovsky
2019-12-12 12:06 ` [PATCH rdma-rc v2 00/48] Organize code according to IBTA layout Leon Romanovsky
2020-01-07 18:40 ` Jason Gunthorpe
2020-01-16  7:32   ` Leon Romanovsky
2020-01-16 19:24     ` Jason Gunthorpe
2020-01-16 19:31       ` Leon Romanovsky

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20191212093830.316934-12-leon@kernel.org \
    --to=leon@kernel.org \
    --cc=bvanassche@acm.org \
    --cc=dledford@redhat.com \
    --cc=jgg@mellanox.com \
    --cc=leonro@mellanox.com \
    --cc=linux-rdma@vger.kernel.org \
    --cc=sean.hefty@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-RDMA Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-rdma/0 linux-rdma/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-rdma linux-rdma/ https://lore.kernel.org/linux-rdma \
		linux-rdma@vger.kernel.org
	public-inbox-index linux-rdma

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-rdma


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git