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* [PATCH rdma-next 00/43] Convert CM to bitmaps
@ 2019-10-27  7:05 Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 01/43] RDMA/cm: Add naive SET/GET implementations to hide CM wire format Leon Romanovsky
                   ` (42 more replies)
  0 siblings, 43 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Hi,

This series is based n previously sent CM cleanup series [1] and
continues already started task to clean up CM related code.

Over the years, the IB/core gained a number of anti-patterns which
led to mistakes. First and most distracting is spread of hardware
specification types (e.g. __beXX) to the core logic. Second, endless
copy/paste to access IBTA binary blobs, which made any IBTA extensions
not an easy task.

In next series, we will add Enhance Connection Establishment bits which
were added recently to IBTA and will continue to convert rest of the CM
code to propose macros by eliminating __beXX variables from core code.

Thanks

[1] https://lore.kernel.org/linux-rdma/20191020071559.9743-1-leon@kernel.org

BTW,
I know that it is more than 15 patches, but they are small and
self-contained.

Leon Romanovsky (43):
  RDMA/cm: Add naive SET/GET implementations to hide CM wire format
  RDMA/cm: Request For Communication (REQ) message definitions
  RDMA/cm: Message Receipt Acknowledgment (MRA) message definitions
  RDMA/cm: Reject (REJ) message definitions
  RDMA/cm: Reply To Request for communication (REP) definitions
  RDMA/cm: Ready To Use (RTU) definitions
  RDMA/cm: Request For Communication Release (DREQ) definitions
  RDMA/cm: Reply To Request For Communication Release (DREP) definitions
  RDMA/cm: Load Alternate Path (LAP) definitions
  RDMA/cm: Alternate Path Response (APR) message definitions
  RDMA/cm: Service ID Resolution Request (SIDR_REQ) definitions
  RDMA/cm: Service ID Resolution Response (SIDR_REP) definitions
  RDMA/cm: Convert QPN and EECN to be u32 variables
  RDMA/cm: Convert REQ responded resources to the new scheme
  RDMA/cm: Convert REQ initiator depth to the new scheme
  RDMA/cm: Convert REQ remote response timeout
  RDMA/cm: Simplify QP type to wire protocol translation
  RDMA/cm: Convert REQ flow control
  RDMA/cm: Convert starting PSN to be u32 variable
  RDMA/cm: Update REQ local response timeout
  RDMA/cm: Convert REQ retry count to use new scheme
  RDMA/cm: Update REQ path MTU field
  RDMA/cm: Convert REQ RNR retry timeout counter
  RDMA/cm: Convert REQ MAX CM retries
  RDMA/cm: Convert REQ SRQ field
  RDMA/cm: Convert REQ flow label field
  RDMA/cm: Convert REQ packet rate
  RDMA/cm: Convert REQ SL fields
  RDMA/cm: Convert REQ subnet local fields
  RDMA/cm: Convert REQ local ack timeout
  RDMA/cm: Convert MRA MRAed field
  RDMA/cm: Convert MRA service timeout
  RDMA/cm: Update REJ struct to use new scheme
  RDMA/cm: Convert REP target ack delay field
  RDMA/cm: Convert REP failover accepted field
  RDMA/cm: Convert REP flow control field
  RDMA/cm: Convert REP RNR retry count field
  RDMA/cm: Convert REP SRQ field
  RDMA/cm: Delete unused CM LAP functions
  RDMA/cm: Convert LAP flow label field
  RDMA/cm: Convert LAP fields
  RDMA/cm: Delete unused CM ARP functions
  RDMA/cm: Convert SIDR_REP to new scheme

 drivers/infiniband/core/cm.c      | 519 +++++++----------
 drivers/infiniband/core/cm_msgs.h | 920 +++++++++++-------------------
 drivers/infiniband/core/cma.c     |  11 +-
 include/rdma/ib_cm.h              |  51 --
 4 files changed, 549 insertions(+), 952 deletions(-)

--
2.20.1


^ permalink raw reply	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 01/43] RDMA/cm: Add naive SET/GET implementations to hide CM wire format
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-11-15 20:45   ` Jason Gunthorpe
  2019-10-27  7:05 ` [PATCH rdma-next 02/43] RDMA/cm: Request For Communication (REQ) message definitions Leon Romanovsky
                   ` (41 subsequent siblings)
  42 siblings, 1 reply; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

There is no separation between RDMA-CM wire format as it is declared in
IBTA and kernel logic which implements needed support. Such situation
causes to many mistakes in conversion between big-endian (wire format)
and CPU format used by kernel. It also mixes RDMA core code with
combination of uXX and beXX variables.

The idea that every converted variable will have two fields which
describes the byte offset and mask for the access, e.g.

 #define CM_REP_LOCAL_QPN_OFFSET 12
 #define CM_REP_LOCAL_QPN_MASK GENMASK(23, 0)

Such format will allow us to use same GET/SET macros for all
be16/be32 variables and bitfields too.

Separate wire protocol from kernel logic by special GET/SET macros.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm_msgs.h | 71 +++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)

diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 92d7260ac913..99e35a4610f1 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -8,6 +8,7 @@
 #ifndef CM_MSGS_H
 #define CM_MSGS_H
 
+#include <linux/bitfield.h>
 #include <rdma/ib_mad.h>
 #include <rdma/ib_cm.h>
 
@@ -17,6 +18,76 @@
  */
 
 #define IB_CM_CLASS_VERSION	2 /* IB specification 1.2 */
+#define _CM_SET(p, offset, mask, value)                                        \
+	({                                                                     \
+		void *field = (u8 *)p + sizeof(struct ib_mad_hdr) + offset;    \
+		u8 bytes =                                                     \
+			DIV_ROUND_UP(__builtin_popcount(mask), BITS_PER_BYTE); \
+		switch (bytes) {                                               \
+		case 1: {                                                      \
+			*(u8 *)field &= ~mask;                                 \
+			*(u8 *)field |= FIELD_PREP(mask, value);               \
+		} break;                                                       \
+		case 2: {                                                      \
+			u16 val = ntohs(*(__be16 *)field) & ~mask;             \
+			val |= FIELD_PREP(mask, value);                        \
+			*(__be16 *)field = htons(val);                         \
+		} break;                                                       \
+		case 3: {                                                      \
+			u32 val = ntohl(*(__be32 *)field) & ~(mask << 8);      \
+			val |= FIELD_PREP(mask, value) << 8;                   \
+			*(__be32 *)field = htonl(val);                         \
+		} break;                                                       \
+		default: {                                                     \
+			u32 val = ntohl(*(__be32 *)field) & ~mask;             \
+			val |= FIELD_PREP(mask, value);                        \
+			*(__be32 *)field = htonl(val);                         \
+		} break;                                                       \
+		}                                                              \
+	})
+#define CM_SET(field, p, value)                                                \
+	_CM_SET(p, CM_##field##_OFFSET, CM_##field##_MASK, value)
+#define CM_SET64(field, p, value)                                              \
+	({                                                                     \
+		_CM_SET(p, CM_##field##_OFFSET,                                \
+			lower_32_bits(CM_##field##_MASK),                      \
+			lower_32_bits(value));                                 \
+		_CM_SET(p, CM_##field##_OFFSET + sizeof(__be32),               \
+			upper_32_bits(CM_##field##_MASK),                      \
+			upper_32_bits(value));                                 \
+	})
+
+#define _CM_GET(p, offset, mask)                                               \
+	({                                                                     \
+		void *field = (u8 *)p + sizeof(struct ib_mad_hdr) + offset;    \
+		u8 bytes =                                                     \
+			DIV_ROUND_UP(__builtin_popcount(mask), BITS_PER_BYTE); \
+		u32 ret;                                                       \
+		switch (bytes) {                                               \
+		case 1:                                                        \
+			ret = FIELD_GET(mask, *(u8 *)field);                   \
+			break;                                                 \
+		case 2:                                                        \
+			ret = FIELD_GET(mask, ntohs(*(__be16 *)field));        \
+			break;                                                 \
+		case 3:                                                        \
+			ret = FIELD_GET(mask, ntohl(*(__be32 *)field) >> 8);   \
+			break;                                                 \
+		default:                                                       \
+			ret = FIELD_GET(mask, ntohl(*(__be32 *)field));        \
+		}                                                              \
+		ret;                                                           \
+	})
+
+#define CM_GET(field, p) _CM_GET(p, CM_##field##_OFFSET, CM_##field##_MASK)
+#define CM_GET64(field, p)                                                     \
+	({                                                                     \
+		u64 a = _CM_GET(p, CM_##field##_OFFSET,                        \
+				lower_32_bits(CM_##field##_MASK));             \
+		u64 b = _CM_GET(p, CM_##field##_OFFSET + sizeof(__be32),       \
+				upper_32_bits(CM_##field##_MASK));             \
+		a | (b << 32);                                                 \
+	})
 
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 02/43] RDMA/cm: Request For Communication (REQ) message definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 01/43] RDMA/cm: Add naive SET/GET implementations to hide CM wire format Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 03/43] RDMA/cm: Message Receipt Acknowledgment (MRA) " Leon Romanovsky
                   ` (40 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add Request For Communication (REQ) message definitions as it is written
in IBTA release 1.3 volume 1.

There are three types of definitions:
1. Regular ones with offset and mask, they will be accessible
   by CM_GET()/CM_SET().
2. GIDs with offset only, they will be accessible
   by CM_GET_GID()/CM_SET_GID().
3. Private data with offset and length in bytes.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  4 +-
 drivers/infiniband/core/cm_msgs.h | 99 ++++++++++++++++++++++++++++++-
 drivers/infiniband/core/cma.c     |  3 +-
 include/rdma/ib_cm.h              |  1 -
 4 files changed, 102 insertions(+), 5 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index ecd868954958..7163a5782bea 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1368,7 +1368,7 @@ static int cm_validate_req_param(struct ib_cm_req_param *param)
 		return -EINVAL;
 
 	if (param->private_data &&
-	    param->private_data_len > IB_CM_REQ_PRIVATE_DATA_SIZE)
+	    param->private_data_len > CM_REQ_PRIVATE_DATA_SIZE)
 		return -EINVAL;
 
 	if (param->alternate_path &&
@@ -1681,7 +1681,7 @@ static void cm_format_req_event(struct cm_work *work,
 	param->srq = cm_req_get_srq(req_msg);
 	param->ppath_sgid_attr = cm_id_priv->av.ah_attr.grh.sgid_attr;
 	work->cm_event.private_data = &req_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_REQ_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_REQ_PRIVATE_DATA_SIZE;
 }
 
 static void cm_process_work(struct cm_id_private *cm_id_priv,
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 99e35a4610f1..a9112af2b325 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -89,6 +89,103 @@
 		a | (b << 32);                                                 \
 	})
 
+#define CM_REQ_LOCAL_COMM_ID_OFFSET 0
+#define CM_REQ_LOCAL_COMM_ID_MASK GENMASK(31, 0)
+#define CM_REQ_SERVICE_ID_OFFSET 8
+#define CM_REQ_SERVICE_ID_MASK GENMASK_ULL(63, 0)
+#define CM_REQ_LOCAL_CA_GUID_OFFSET 16
+#define CM_REQ_LOCAL_CA_GUID_MASK GENMASK_ULL(63, 0)
+#define CM_REQ_LOCAL_Q_KEY_OFFSET 28
+#define CM_REQ_LOCAL_Q_KEY_MASK GENMASK(31, 0)
+#define CM_REQ_LOCAL_QPN_OFFSET 32
+#define CM_REQ_LOCAL_QPN_MASK GENMASK(23, 0)
+#define CM_REQ_RESPONDED_RESOURCES_OFFSET 35
+#define CM_REQ_RESPONDED_RESOURCES_MASK GENMASK(7, 0)
+#define CM_REQ_LOCAL_EECN_OFFSET 36
+#define CM_REQ_LOCAL_EECN_MASK GENMASK(24, 0)
+#define CM_REQ_INITIATOR_DEPTH_OFFSET 39
+#define CM_REQ_INITIATOR_DEPTH_MASK GENMASK(7, 0)
+#define CM_REQ_REMOTE_EECN_OFFSET 40
+#define CM_REQ_REMOTE_EECN_MASK GENMASK(23, 0)
+#define CM_REQ_REMOTE_CM_RESPONSE_TIMEOUT_OFFSET 43
+#define CM_REQ_REMOTE_CM_RESPONSE_TIMEOUT_MASK GENMASK(4, 0)
+#define CM_REQ_TRANSPORT_SERVICE_TYPE_OFFSET 43
+#define CM_REQ_TRANSPORT_SERVICE_TYPE_MASK GENMASK(6, 5)
+#define CM_REQ_END_TO_END_FLOW_CONTROL_OFFSET 43
+#define CM_REQ_END_TO_END_FLOW_CONTROL_MASK GENMASK(7, 7)
+#define CM_REQ_STARTING_PSN_OFFSET 44
+#define CM_REQ_STARTING_PSN_MASK GENMASK(23, 0)
+#define CM_REQ_LOCAL_CM_RESPONSE_TIMEOUT_OFFSET 47
+#define CM_REQ_LOCAL_CM_RESPONSE_TIMEOUT_MASK GENMASK(4, 0)
+#define CM_REQ_RETRY_COUNT_OFFSET 47
+#define CM_REQ_RETRY_COUNT_MASK GENMASK(7, 5)
+#define CM_REQ_PARTITION_KEY_OFFSET 48
+#define CM_REQ_PARTITION_KEY_MASK GENMASK(15, 0)
+#define CM_REQ_PATH_PACKET_PAYLOAD_MTU_OFFSET  50
+#define CM_REQ_PATH_PACKET_PAYLOAD_MTU_MASK GENMASK(3, 0)
+#define CM_REQ_RDC_EXISTS_OFFSET 50
+#define CM_REQ_RDC_EXISTS_MASK GENMASK(4, 4)
+#define CM_REQ_RNR_RETRY_COUNT_OFFSET 50
+#define CM_REQ_RNR_RETRY_COUNT_MASK GENMASK(7, 5)
+#define CM_REQ_MAX_CM_RETRIES_OFFSET 51
+#define CM_REQ_MAX_CM_RETRIES_MASK GENMASK(3, 0)
+#define CM_REQ_SRQ_OFFSET 51
+#define CM_REQ_SRQ_MASK GENMASK(4, 4)
+#define CM_REQ_EXTENDED_TRANSPORT_TYPE_OFFSET 51
+#define CM_REQ_EXTENDED_TRANSPORT_TYPE_MASK GENMASK(7, 5)
+
+#define CM_REQ_PRIMARY_LOCAL_PORT_LID_OFFSET 52
+#define CM_REQ_PRIMARY_LOCAL_PORT_LID_MASK GENMASK(15, 0)
+#define CM_REQ_PRIMARY_REMOTE_PORT_LID_OFFSET 54
+#define CM_REQ_PRIMARY_REMOTE_PORT_LID_MASK GENMASK(15, 0)
+
+#define CM_REQ_PRIMARY_LOCAL_PORT_GID_OFFSET 56
+#define CM_REQ_PRIMARY_REMOTE_PORT_GID_OFFSET 72
+
+#define CM_REQ_PRIMARY_FLOW_LABEL_OFFSET 88
+#define CM_REQ_PRIMARY_FLOW_LABEL_MASK GENMASK(19, 0)
+#define CM_REQ_PRIMARY_PACKET_RATE_OFFSET 91
+#define CM_REQ_PRIMARY_PACKET_RATE_MASK GENMASK(3, 2)
+#define CM_REQ_PRIMARY_TRAFFIC_CLASS_OFFSET 92
+#define CM_REQ_PRIMARY_TRAFFIC_CLASS_MASK GENMASK(7, 0)
+#define CM_REQ_PRIMARY_HOP_LIMIT_OFFSET 93
+#define CM_REQ_PRIMARY_HOP_LIMIT_MASK GENMASK(7, 0)
+#define CM_REQ_PRIMARY_SL_OFFSET 94
+#define CM_REQ_PRIMARY_SL_MASK GENMASK(3, 0)
+#define CM_REQ_PRIMARY_SUBNET_LOCAL_OFFSET 94
+#define CM_REQ_PRIMARY_SUBNET_LOCAL_MASK GENMASK(4, 4)
+#define CM_REQ_PRIMARY_LOCAL_ACK_TIMEOUT_OFFSET 95
+#define CM_REQ_PRIMARY_LOCAL_ACK_TIMEOUT_MASK GENMASK(4, 0)
+
+#define CM_REQ_ALTERNATE_LOCAL_PORT_LID_OFFSET 96
+#define CM_REQ_ALTERNATE_LOCAL_PORT_LID_MASK GENMASK(15, 0)
+#define CM_REQ_ALTERNATE_REMOTE_PORT_LID_OFFSET 98
+#define CM_REQ_ALTERNATE_REMOTE_PORT_LID_MASK GENMASK(15, 0)
+
+#define CM_REQ_ALTERNATE_LOCAL_PORT_GID_OFFSET 100
+#define CM_REQ_ALTERNATE_REMOTE_PORT_GID_OFFSET 116
+
+#define CM_REQ_ALTERNATE_FLOW_LABEL_OFFSET 132
+#define CM_REQ_ALTERNATE_FLOW_LABEL_MASK GENMASK(19, 0)
+#define CM_REQ_ALTERNATE_PACKET_RATE_OFFSET 135
+#define CM_REQ_ALTERNATE_PACKET_RATE_MASK GENMASK(7, 2)
+#define CM_REQ_ALTERNATE_TRAFFIC_CLASS_OFFSET 136
+#define CM_REQ_ALTERNATE_TRAFFIC_CLASS_MASK GENMASK(7, 0)
+#define CM_REQ_ALTERNATE_HOP_LIMIT_OFFSET 137
+#define CM_REQ_ALTERNATE_HOP_LIMIT_MASK GENMASK(7, 0)
+#define CM_REQ_ALTERNATE_SL_OFFSET 138
+#define CM_REQ_ALTERNATE_SL_MASK GENMASK(3, 0)
+#define CM_REQ_ALTERNATE_SUBNET_LOCAL_OFFSET 138
+#define CM_REQ_ALTERNATE_SUBNET_LOCAL_MASK GENMASK(4, 4)
+#define CM_REQ_ALTERNATE_LOCAL_ACK_TIMEOUT_OFFSET 139
+#define CM_REQ_ALTERNATE_LOCAL_ACK_TIMEOUT_MASK GENMASK(4, 0)
+
+#define CM_REQ_SAP_SUPPORTED_OFFSET 139
+#define CM_REQ_SAP_SUPPORTED_MASK GENMASK(5, 5)
+
+#define CM_REQ_PRIVATE_DATA_OFFSET 140
+#define CM_REQ_PRIVATE_DATA_SIZE 92
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -141,7 +238,7 @@ struct cm_req_msg {
 	/* local ACK timeout:5, rsvd:3 */
 	u8 alt_offset139;
 
-	u32 private_data[IB_CM_REQ_PRIVATE_DATA_SIZE / sizeof(u32)];
+	u32 private_data[CM_REQ_PRIVATE_DATA_SIZE / sizeof(u32)];
 
 } __packed;
 
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 8f318928f29d..8e98faf071cf 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -36,6 +36,7 @@
 
 #include "core_priv.h"
 #include "cma_priv.h"
+#include "cm_msgs.h"
 
 MODULE_AUTHOR("Sean Hefty");
 MODULE_DESCRIPTION("Generic RDMA CM Agent");
@@ -2085,7 +2086,7 @@ static void cma_set_req_event_data(struct rdma_cm_event *event,
 				   void *private_data, int offset)
 {
 	event->param.conn.private_data = private_data + offset;
-	event->param.conn.private_data_len = IB_CM_REQ_PRIVATE_DATA_SIZE - offset;
+	event->param.conn.private_data_len = CM_REQ_PRIVATE_DATA_SIZE - offset;
 	event->param.conn.responder_resources = req_data->responder_resources;
 	event->param.conn.initiator_depth = req_data->initiator_depth;
 	event->param.conn.flow_control = req_data->flow_control;
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index b476e0e27ec9..956256b2fc5d 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_REQ_PRIVATE_DATA_SIZE	 = 92,
 	IB_CM_MRA_PRIVATE_DATA_SIZE	 = 222,
 	IB_CM_REJ_PRIVATE_DATA_SIZE	 = 148,
 	IB_CM_REP_PRIVATE_DATA_SIZE	 = 196,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 03/43] RDMA/cm: Message Receipt Acknowledgment (MRA) message definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 01/43] RDMA/cm: Add naive SET/GET implementations to hide CM wire format Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 02/43] RDMA/cm: Request For Communication (REQ) message definitions Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 04/43] RDMA/cm: Reject (REJ) " Leon Romanovsky
                   ` (39 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add Message Receipt Acknowledgment (MRA) 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 | 13 ++++++++++++-
 include/rdma/ib_cm.h              |  1 -
 3 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 7163a5782bea..c477629f5106 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2894,7 +2894,7 @@ int ib_send_cm_mra(struct ib_cm_id *cm_id,
 	unsigned long flags;
 	int ret;
 
-	if (private_data && private_data_len > IB_CM_MRA_PRIVATE_DATA_SIZE)
+	if (private_data && private_data_len > CM_MRA_PRIVATE_DATA_SIZE)
 		return -EINVAL;
 
 	data = cm_copy_private_data(private_data, private_data_len);
@@ -2988,7 +2988,7 @@ static int cm_mra_handler(struct cm_work *work)
 		return -EINVAL;
 
 	work->cm_event.private_data = &mra_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_MRA_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_MRA_PRIVATE_DATA_SIZE;
 	work->cm_event.param.mra_rcvd.service_timeout =
 					cm_mra_get_service_timeout(mra_msg);
 	timeout = cm_convert_to_ms(cm_mra_get_service_timeout(mra_msg)) +
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index a9112af2b325..20784b0fa4af 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -186,6 +186,17 @@
 #define CM_REQ_PRIVATE_DATA_OFFSET 140
 #define CM_REQ_PRIVATE_DATA_SIZE 92
 
+#define CM_MRA_LOCAL_COMM_ID_OFFSET 0
+#define CM_MRA_LOCAL_COMM_ID_MASK GENMASK(31, 0)
+#define CM_MRA_REMOTE_COMM_ID_OFFSET 4
+#define CM_MRA_REMOTE_COMM_ID_MASK GENMASK(31, 0)
+#define CM_MRA_MESSAGE_MRAED_OFFSET 8
+#define CM_MRA_MESSAGE_MRAED_MASK GENMASK(1, 0)
+#define CM_MRA_SERVICE_TIMEOUT_OFFSET 9
+#define CM_MRA_SERVICE_TIMEOUT_MASK GENMASK(4, 0)
+#define CM_MRA_PRIVATE_DATA_OFFSET 10
+#define CM_MRA_PRIVATE_DATA_SIZE 222
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -563,7 +574,7 @@ enum cm_msg_response {
 	/* service timeout:5, rsvd:3 */
 	u8 offset9;
 
-	u8 private_data[IB_CM_MRA_PRIVATE_DATA_SIZE];
+	u8 private_data[CM_MRA_PRIVATE_DATA_SIZE];
 
 } __packed;
 
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 956256b2fc5d..6d73316be651 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_MRA_PRIVATE_DATA_SIZE	 = 222,
 	IB_CM_REJ_PRIVATE_DATA_SIZE	 = 148,
 	IB_CM_REP_PRIVATE_DATA_SIZE	 = 196,
 	IB_CM_RTU_PRIVATE_DATA_SIZE	 = 224,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 04/43] RDMA/cm: Reject (REJ) message definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (2 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 03/43] RDMA/cm: Message Receipt Acknowledgment (MRA) " Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 05/43] RDMA/cm: Reply To Request for communication (REP) definitions Leon Romanovsky
                   ` (38 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add Reject (REJ) 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      |  6 +++---
 drivers/infiniband/core/cm_msgs.h | 19 +++++++++++++++++--
 drivers/infiniband/core/cma.c     |  2 +-
 include/rdma/ib_cm.h              |  2 --
 4 files changed, 21 insertions(+), 8 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index c477629f5106..d8e28c15b9d8 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2713,8 +2713,8 @@ int ib_send_cm_rej(struct ib_cm_id *cm_id,
 	unsigned long flags;
 	int ret;
 
-	if ((private_data && private_data_len > IB_CM_REJ_PRIVATE_DATA_SIZE) ||
-	    (ari && ari_length > IB_CM_REJ_ARI_LENGTH))
+	if ((private_data && private_data_len > CM_REJ_PRIVATE_DATA_SIZE) ||
+	    (ari && ari_length > CM_REJ_ARI_SIZE))
 		return -EINVAL;
 
 	cm_id_priv = container_of(cm_id, struct cm_id_private, id);
@@ -2775,7 +2775,7 @@ static void cm_format_rej_event(struct cm_work *work)
 	param->ari_length = cm_rej_get_reject_info_len(rej_msg);
 	param->reason = __be16_to_cpu(rej_msg->reason);
 	work->cm_event.private_data = &rej_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_REJ_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_REJ_PRIVATE_DATA_SIZE;
 }
 
 static struct cm_id_private * cm_acquire_rejected_id(struct cm_rej_msg *rej_msg)
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 20784b0fa4af..448f9ba39564 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -197,6 +197,21 @@
 #define CM_MRA_PRIVATE_DATA_OFFSET 10
 #define CM_MRA_PRIVATE_DATA_SIZE 222
 
+#define CM_REJ_LOCAL_COMM_ID_OFFSET 0
+#define CM_REJ_LOCAL_COMM_ID_MASK GENMASK(31, 0)
+#define CM_REJ_REMOTE_COMM_ID_OFFSET 4
+#define CM_REJ_REMOTE_COMM_ID__MASK GENMASK(31, 0)
+#define CM_REJ_MESSAGE_REJECTED_OFFSET 8
+#define CM_REJ_MESSAGE_REJECTED_MASK GENMASK(1, 0)
+#define CM_REJ_REJECTED_INFO_LENGTH_OFFSET 9
+#define CM_REJ_REJECTED_INFO_LENGTH_MASK GENMASK(6, 0)
+#define CM_REJ_REASON_OFFSET 10
+#define CM_REJ_REASON_MASK GENMASK(15, 0)
+#define CM_REJ_ARI_OFFSET 12
+#define CM_REJ_ARI_SIZE 72
+#define CM_REJ_PRIVATE_DATA_OFFSET 84
+#define CM_REJ_PRIVATE_DATA_SIZE 148
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -610,9 +625,9 @@ struct cm_rej_msg {
 	/* reject info length:7, rsvd:1. */
 	u8 offset9;
 	__be16 reason;
-	u8 ari[IB_CM_REJ_ARI_LENGTH];
+	u8 ari[CM_REJ_ARI_SIZE];
 
-	u8 private_data[IB_CM_REJ_PRIVATE_DATA_SIZE];
+	u8 private_data[CM_REJ_PRIVATE_DATA_SIZE];
 
 } __packed;
 
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 8e98faf071cf..38909e4835d5 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1951,7 +1951,7 @@ static int cma_ib_handler(struct ib_cm_id *cm_id,
 		event.status = ib_event->param.rej_rcvd.reason;
 		event.event = RDMA_CM_EVENT_REJECTED;
 		event.param.conn.private_data = ib_event->private_data;
-		event.param.conn.private_data_len = IB_CM_REJ_PRIVATE_DATA_SIZE;
+		event.param.conn.private_data_len = CM_REJ_PRIVATE_DATA_SIZE;
 		break;
 	default:
 		pr_err("RDMA CMA: unexpected IB CM event: %d\n",
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 6d73316be651..a5b9bd49041b 100644
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -65,12 +65,10 @@ enum ib_cm_event_type {
 };
 
 enum ib_cm_data_size {
-	IB_CM_REJ_PRIVATE_DATA_SIZE	 = 148,
 	IB_CM_REP_PRIVATE_DATA_SIZE	 = 196,
 	IB_CM_RTU_PRIVATE_DATA_SIZE	 = 224,
 	IB_CM_DREQ_PRIVATE_DATA_SIZE	 = 220,
 	IB_CM_DREP_PRIVATE_DATA_SIZE	 = 224,
-	IB_CM_REJ_ARI_LENGTH		 = 72,
 	IB_CM_LAP_PRIVATE_DATA_SIZE	 = 168,
 	IB_CM_APR_PRIVATE_DATA_SIZE	 = 148,
 	IB_CM_APR_INFO_LENGTH		 = 72,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 05/43] RDMA/cm: Reply To Request for communication (REP) definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (3 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 04/43] RDMA/cm: Reject (REJ) " Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 06/43] RDMA/cm: Ready To Use (RTU) definitions Leon Romanovsky
                   ` (37 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add REP message 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 | 34 ++++++++++++++++++++++++++++++-
 drivers/infiniband/core/cma.c     |  2 +-
 include/rdma/ib_cm.h              |  1 -
 4 files changed, 36 insertions(+), 5 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index d8e28c15b9d8..85836f8e5c67 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2068,7 +2068,7 @@ int ib_send_cm_rep(struct ib_cm_id *cm_id,
 	int ret;
 
 	if (param->private_data &&
-	    param->private_data_len > IB_CM_REP_PRIVATE_DATA_SIZE)
+	    param->private_data_len > CM_REP_PRIVATE_DATA_SIZE)
 		return -EINVAL;
 
 	cm_id_priv = container_of(cm_id, struct cm_id_private, id);
@@ -2194,7 +2194,7 @@ static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type)
 	param->rnr_retry_count = cm_rep_get_rnr_retry_count(rep_msg);
 	param->srq = cm_rep_get_srq(rep_msg);
 	work->cm_event.private_data = &rep_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_REP_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_REP_PRIVATE_DATA_SIZE;
 }
 
 static void cm_dup_rep_handler(struct cm_work *work)
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 448f9ba39564..39fcd1231378 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -212,6 +212,38 @@
 #define CM_REJ_PRIVATE_DATA_OFFSET 84
 #define CM_REJ_PRIVATE_DATA_SIZE 148
 
+#define CM_REP_LOCAL_COMM_ID_OFFSET 0
+#define CM_REP_LOCAL_COMM_ID_MASK GENMASK(31, 0)
+#define CM_REP_REMOTE_COMM_ID_OFFSET 4
+#define CM_REP_REMOTE_COMM_ID_MASK GENMASK(31, 0)
+#define CM_REP_LOCAL_Q_KEY_OFFSET 8
+#define CM_REP_LOCAL_Q_KEY_MASK GENMASK(31, 0)
+#define CM_REP_LOCAL_QPN_OFFSET 12
+#define CM_REP_LOCAL_QPN_MASK GENMASK(23, 0)
+#define CM_REP_LOCAL_EE_CONTEXT_NUMBER_OFFSET 16
+#define CM_REP_LOCAL_EE_CONTEXT_NUMBER_MASK GENMASK(23, 0)
+#define CM_REP_STARTING_PSN_OFFSET 20
+#define CM_REP_STARTING_PSN_MASK GENMASK(23, 0)
+#define CM_REP_RESPONDER_RESOURCES_OFFSET 24
+#define CM_REP_RESPONDED_RESOURCES_MASK GENMASK(7, 0)
+#define CM_REP_INITIATOR_DEPTH_OFFSET 25
+#define CM_REP_INITIATOR_DEPTH_MASK GENMASK(7, 0)
+#define CM_REP_TARGET_ACK_DELAY_OFFSET 26
+#define CM_REP_TARGET_ACK_DELAY_MASK GENMASK(4, 0)
+
+#define CM_REP_FAILOVER_ACCEPTED_OFFSET 26
+#define CM_REP_FAILOVER_ACCEPTED_MASK GENMASK(6, 5)
+#define CM_REP_END_TO_END_FLOW_CONTROL_OFFSET 26
+#define CM_REP_END_TO_END_FLOW_CONTROL_MASK GENMASK(7, 7)
+#define CM_REP_RNR_RETRY_COUNT_OFFSET 27
+#define CM_REP_RNR_RETRY_COUNT_MASK GENMASK(2, 0)
+#define CM_REP_SRQ_OFFSET 27
+#define CM_REP_SRQ_MASK GENMASK(3, 3)
+#define CM_REP_LOCAL_CA_GUID_OFFSET 28
+#define CM_REP_LOCAL_CA_GUID_MASK GENMASK_ULL(63, 0)
+#define CM_REP_PRIVATE_DATA_OFFSET 36
+#define CM_REP_PRIVATE_DATA_SIZE 196
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -672,7 +704,7 @@ struct cm_rep_msg {
 	u8 offset27;
 	__be64 local_ca_guid;
 
-	u8 private_data[IB_CM_REP_PRIVATE_DATA_SIZE];
+	u8 private_data[CM_REP_PRIVATE_DATA_SIZE];
 
 } __packed;
 
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 38909e4835d5..997f8c29e34e 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1882,7 +1882,7 @@ static void cma_set_rep_event_data(struct rdma_cm_event *event,
 				   void *private_data)
 {
 	event->param.conn.private_data = private_data;
-	event->param.conn.private_data_len = IB_CM_REP_PRIVATE_DATA_SIZE;
+	event->param.conn.private_data_len = CM_REP_PRIVATE_DATA_SIZE;
 	event->param.conn.responder_resources = rep_data->responder_resources;
 	event->param.conn.initiator_depth = rep_data->initiator_depth;
 	event->param.conn.flow_control = rep_data->flow_control;
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index a5b9bd49041b..ebfbf63388de 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_REP_PRIVATE_DATA_SIZE	 = 196,
 	IB_CM_RTU_PRIVATE_DATA_SIZE	 = 224,
 	IB_CM_DREQ_PRIVATE_DATA_SIZE	 = 220,
 	IB_CM_DREP_PRIVATE_DATA_SIZE	 = 224,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 06/43] RDMA/cm: Ready To Use (RTU) definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (4 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 05/43] RDMA/cm: Reply To Request for communication (REP) definitions Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 07/43] RDMA/cm: Request For Communication Release (DREQ) definitions Leon Romanovsky
                   ` (36 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add RTU message 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 | 9 ++++++++-
 include/rdma/ib_cm.h              | 1 -
 3 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 85836f8e5c67..41cf2a0de051 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2132,7 +2132,7 @@ int ib_send_cm_rtu(struct ib_cm_id *cm_id,
 	void *data;
 	int ret;
 
-	if (private_data && private_data_len > IB_CM_RTU_PRIVATE_DATA_SIZE)
+	if (private_data && private_data_len > CM_RTU_PRIVATE_DATA_SIZE)
 		return -EINVAL;
 
 	data = cm_copy_private_data(private_data, private_data_len);
@@ -2397,7 +2397,7 @@ static int cm_rtu_handler(struct cm_work *work)
 		return -EINVAL;
 
 	work->cm_event.private_data = &rtu_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_RTU_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_RTU_PRIVATE_DATA_SIZE;
 
 	spin_lock_irq(&cm_id_priv->lock);
 	if (cm_id_priv->id.state != IB_CM_REP_SENT &&
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 39fcd1231378..6917e007c573 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -244,6 +244,13 @@
 #define CM_REP_PRIVATE_DATA_OFFSET 36
 #define CM_REP_PRIVATE_DATA_SIZE 196
 
+#define CM_RTU_LOCAL_COMM_ID_OFFSET 0
+#define CM_RTU_LOCAL_COMM_ID_MASK GENMASK(31, 0)
+#define CM_RTU_REMOTE_COMM_ID_OFFSET 4
+#define CM_RTU_REMOTE_COMM_ID_MASK GENMASK(31, 0)
+#define CM_RTU_PRIVATE_DATA_OFFSET 8
+#define CM_RTU_PRIVATE_DATA_SIZE 224
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -812,7 +819,7 @@ struct cm_rtu_msg {
 	__be32 local_comm_id;
 	__be32 remote_comm_id;
 
-	u8 private_data[IB_CM_RTU_PRIVATE_DATA_SIZE];
+	u8 private_data[CM_RTU_PRIVATE_DATA_SIZE];
 
 } __packed;
 
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index ebfbf63388de..34dc12b30399 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_RTU_PRIVATE_DATA_SIZE	 = 224,
 	IB_CM_DREQ_PRIVATE_DATA_SIZE	 = 220,
 	IB_CM_DREP_PRIVATE_DATA_SIZE	 = 224,
 	IB_CM_LAP_PRIVATE_DATA_SIZE	 = 168,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 07/43] RDMA/cm: Request For Communication Release (DREQ) definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (5 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 06/43] RDMA/cm: Ready To Use (RTU) definitions Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 08/43] RDMA/cm: Reply To Request For Communication Release (DREP) definitions Leon Romanovsky
                   ` (35 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add DREQ 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 | 11 ++++++++++-
 include/rdma/ib_cm.h              |  1 -
 3 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 41cf2a0de051..7f3cc66372eb 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2449,7 +2449,7 @@ int ib_send_cm_dreq(struct ib_cm_id *cm_id,
 	unsigned long flags;
 	int ret;
 
-	if (private_data && private_data_len > IB_CM_DREQ_PRIVATE_DATA_SIZE)
+	if (private_data && private_data_len > CM_DREQ_PRIVATE_DATA_SIZE)
 		return -EINVAL;
 
 	cm_id_priv = container_of(cm_id, struct cm_id_private, id);
@@ -2600,7 +2600,7 @@ static int cm_dreq_handler(struct cm_work *work)
 	}
 
 	work->cm_event.private_data = &dreq_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_DREQ_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_DREQ_PRIVATE_DATA_SIZE;
 
 	spin_lock_irq(&cm_id_priv->lock);
 	if (cm_id_priv->local_qpn != cm_dreq_get_remote_qpn(dreq_msg))
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 6917e007c573..dded0bd59479 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -251,6 +251,15 @@
 #define CM_RTU_PRIVATE_DATA_OFFSET 8
 #define CM_RTU_PRIVATE_DATA_SIZE 224
 
+#define CM_DREQ_LOCAL_COMM_ID_OFFSET 0
+#define CM_DREQ_LOCAL_COMM_ID_MASK GENMASK(31, 0)
+#define CM_DREQ_REMOTE_COMM_ID_OFFSET 4
+#define CM_DREQ_REMOTE_COMM_ID__MASK GENMASK(31, 0)
+#define CM_DREQ_REMOTE_QPN_EECN_OFFSET 8
+#define CM_DREQ_REMOTE_QPN_EECN_MASK GENMASK(23, 0)
+#define CM_DREQ_PRIVATE_DATA_OFFSET 12
+#define CM_DREQ_PRIVATE_DATA_SIZE 220
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -831,7 +840,7 @@ struct cm_dreq_msg {
 	/* remote QPN/EECN:24, rsvd:8 */
 	__be32 offset8;
 
-	u8 private_data[IB_CM_DREQ_PRIVATE_DATA_SIZE];
+	u8 private_data[CM_DREQ_PRIVATE_DATA_SIZE];
 
 } __packed;
 
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 34dc12b30399..77f4818aaf10 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_DREQ_PRIVATE_DATA_SIZE	 = 220,
 	IB_CM_DREP_PRIVATE_DATA_SIZE	 = 224,
 	IB_CM_LAP_PRIVATE_DATA_SIZE	 = 168,
 	IB_CM_APR_PRIVATE_DATA_SIZE	 = 148,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 08/43] RDMA/cm: Reply To Request For Communication Release (DREP) definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (6 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 07/43] RDMA/cm: Request For Communication Release (DREQ) definitions Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 09/43] RDMA/cm: Load Alternate Path (LAP) definitions Leon Romanovsky
                   ` (34 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

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 | 9 ++++++++-
 include/rdma/ib_cm.h              | 1 -
 3 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 7f3cc66372eb..4858b6aaac7f 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2514,7 +2514,7 @@ 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);
@@ -2675,7 +2675,7 @@ 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 dded0bd59479..a7ccd27a2f19 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -260,6 +260,13 @@
 #define CM_DREQ_PRIVATE_DATA_OFFSET 12
 #define CM_DREQ_PRIVATE_DATA_SIZE 220
 
+#define CM_DREP_LOCAL_COMM_ID_OFFSET 0
+#define CM_DREP_LOCAL_COMM_ID_MASK GENMASK(31, 0)
+#define CM_DREP_REMOTE_COMM_ID_OFFSET 4
+#define CM_DREP_REMOTE_COMM_ID_MASK GENMASK(31, 0)
+#define CM_DREP_PRIVATE_DATA_OFFSET 8
+#define CM_DREP_PRIVATE_DATA_SIZE 224
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -861,7 +868,7 @@ 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,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 09/43] RDMA/cm: Load Alternate Path (LAP) definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (7 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 08/43] RDMA/cm: Reply To Request For Communication Release (DREP) definitions Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 10/43] RDMA/cm: Alternate Path Response (APR) message definitions Leon Romanovsky
                   ` (33 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add LAP message 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 | 37 ++++++++++++++++++++++++++++++-
 include/rdma/ib_cm.h              |  1 -
 3 files changed, 38 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 4858b6aaac7f..a735481d85f0 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3107,7 +3107,7 @@ int ib_send_cm_lap(struct ib_cm_id *cm_id,
 	unsigned long flags;
 	int ret;
 
-	if (private_data && private_data_len > IB_CM_LAP_PRIVATE_DATA_SIZE)
+	if (private_data && private_data_len > CM_LAP_PRIVATE_DATA_SIZE)
 		return -EINVAL;
 
 	cm_id_priv = container_of(cm_id, struct cm_id_private, id);
@@ -3221,7 +3221,7 @@ static int cm_lap_handler(struct cm_work *work)
 	param->alternate_path = &work->path[0];
 	cm_format_path_from_lap(cm_id_priv, param->alternate_path, lap_msg);
 	work->cm_event.private_data = &lap_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_LAP_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_LAP_PRIVATE_DATA_SIZE;
 
 	spin_lock_irq(&cm_id_priv->lock);
 	if (cm_id_priv->id.state != IB_CM_ESTABLISHED)
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index a7ccd27a2f19..76a5053933e9 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -267,6 +267,41 @@
 #define CM_DREP_PRIVATE_DATA_OFFSET 8
 #define CM_DREP_PRIVATE_DATA_SIZE 224
 
+#define CM_LAP_LOCAL_COMM_ID_OFFSET 0
+#define CM_LAP_LOCAL_COMM_ID_MASK GENMASK(31, 0)
+#define CM_LAP_REMOTE_COMM_ID_OFFSET 4
+#define CM_LAP_REMOTE_COMM_ID_MASK GENMASK(31, 0)
+#define CM_LAP_REMOTE_QPN_EECN_OFFSET 12
+#define CM_LAP_REMOTE_QPN_EECN_MASK GENMASK(23, 0)
+#define CM_LAP_REMOTE_CM_RESPONSE_TIMEOUT_OFFSET 15
+#define CM_LAP_REMOTE_CM_RESPONSE_TIMEOUT_MASK GENMASK(4, 0)
+#define CM_LAP_ALTERNATE_LOCAL_PORT_LID_OFFSET 20
+#define CM_LAP_ALTERNATE_LOCAL_PORT_LID_MASK GENMASK(15, 0)
+#define CM_LAP_ALTERNATE_REMOTE_PORT_LID_OFFSET 22
+#define CM_LAP_ALTERNATE_REMOTE_PORT_LID_MASK GENMASK(15, 0)
+#define CM_LAP_ALTERNATE_LOCAL_PORT_GID_OFFSET 24
+#define CM_LAP_ALTERNATE_REMOTE_PORT_GID_OFFSET 40
+#define CM_LAP_ALTERNATE_FLOW_LABEL_OFFSET 56
+#define CM_LAP_ALTERNATE_FLOW_LABEL_MASK GENMASK(19, 0)
+
+#define CM_LAP_ALTERNATE_TRAFFIC_CLASS_OFFSET 59
+#define CM_LAP_ALTERNATE_TRAFFIC_CLASS_MASK GENMASK(7, 0)
+#define CM_LAP_ALTERNATE_HOP_LIMIT_OFFSET 60
+#define CM_LAP_ALTERNATE_HOP_LIMIT_MASK GENMASK(7, 0)
+#define CM_LAP_ALTERNATE_PACKET_RATE_OFFSET 61
+#define CM_LAP_ALTERNATE_PACKET_RATE_MASK GENMASK(7, 2)
+#define CM_LAP_ALTERNATE_SL_OFFSET 62
+#define CM_LAP_ALTERNATE_SL_MASK GENMASK(3, 0)
+
+#define CM_LAP_ALTERNATE_SUBNET_LOCAL_OFFSET 62
+#define CM_LAP_ALTERNATE_SUBNET_LOCAL_MASK GENMASK(4, 4)
+
+#define CM_LAP_ALTERNATE_LOCAL_ACK_TIMEOUT_OFFSET 63
+#define CM_LAP_ALTERNATE_LOCAL_ACK_TIMEOUT_MASK GENMASK(4, 0)
+
+#define CM_LAP_PRIVATE_DATA_OFFSET 64
+#define CM_LAP_PRIVATE_DATA_SIZE 168
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -897,7 +932,7 @@ struct cm_lap_msg {
 	/* local ACK timeout:5, rsvd:3 */
 	u8 offset63;
 
-	u8 private_data[IB_CM_LAP_PRIVATE_DATA_SIZE];
+	u8 private_data[CM_LAP_PRIVATE_DATA_SIZE];
 } __packed;
 
 static inline __be32 cm_lap_get_remote_qpn(struct cm_lap_msg *lap_msg)
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index f1fccc8f387f..08d3217bdaf1 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_LAP_PRIVATE_DATA_SIZE	 = 168,
 	IB_CM_APR_PRIVATE_DATA_SIZE	 = 148,
 	IB_CM_APR_INFO_LENGTH		 = 72,
 	IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE = 216,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 10/43] RDMA/cm: Alternate Path Response (APR) message definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (8 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 09/43] RDMA/cm: Load Alternate Path (LAP) definitions Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 11/43] RDMA/cm: Service ID Resolution Request (SIDR_REQ) definitions Leon Romanovsky
                   ` (32 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add APR 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      |  6 +++---
 drivers/infiniband/core/cm_msgs.h | 20 ++++++++++++++++++--
 include/rdma/ib_cm.h              |  1 -
 3 files changed, 21 insertions(+), 6 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index a735481d85f0..e72fc4071313 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3320,8 +3320,8 @@ int ib_send_cm_apr(struct ib_cm_id *cm_id,
 	unsigned long flags;
 	int ret;
 
-	if ((private_data && private_data_len > IB_CM_APR_PRIVATE_DATA_SIZE) ||
-	    (info && info_length > IB_CM_APR_INFO_LENGTH))
+	if ((private_data && private_data_len > CM_APR_PRIVATE_DATA_SIZE) ||
+	    (info && info_length > CM_APR_ADDITIONAL_INFORMATION_SIZE))
 		return -EINVAL;
 
 	cm_id_priv = container_of(cm_id, struct cm_id_private, id);
@@ -3375,7 +3375,7 @@ static int cm_apr_handler(struct cm_work *work)
 	work->cm_event.param.apr_rcvd.apr_info = &apr_msg->info;
 	work->cm_event.param.apr_rcvd.info_len = apr_msg->info_length;
 	work->cm_event.private_data = &apr_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_APR_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_APR_PRIVATE_DATA_SIZE;
 
 	spin_lock_irq(&cm_id_priv->lock);
 	if (cm_id_priv->id.state != IB_CM_ESTABLISHED ||
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 76a5053933e9..656641e6f447 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -302,6 +302,22 @@
 #define CM_LAP_PRIVATE_DATA_OFFSET 64
 #define CM_LAP_PRIVATE_DATA_SIZE 168
 
+#define CM_APR_LOCAL_COMM_ID_OFFSET 0
+#define CM_APR_LOCAL_COMM_ID_MASK GENMASK(31, 0)
+#define CM_APR_REMOTE_COMM_ID_OFFSET 4
+#define CM_APR_REMOTE_COMM_ID_MASK GENMASK(31, 0)
+#define CM_APR_ADDITIONAL_INFORMATION_LENGTH_OFFSET 8
+#define CM_APR_ADDITIONAL_INFORMATION_LENGTH_MASK GENMASK(7, 0)
+
+#define CM_APR_AR_STATUS_OFFSET 9
+#define CM_APR_AR_STATUS_MASK GENMASK(7, 0)
+
+#define CM_APR_ADDITIONAL_INFORMATION_OFFSET 12
+#define CM_APR_ADDITIONAL_INFORMATION_SIZE 72
+
+#define CM_APR_PRIVATE_DATA_OFFSET 84
+#define CM_APR_PRIVATE_DATA_SIZE 148
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -1039,9 +1055,9 @@ struct cm_apr_msg {
 	u8 info_length;
 	u8 ap_status;
 	__be16 rsvd;
-	u8 info[IB_CM_APR_INFO_LENGTH];
+	u8 info[CM_APR_ADDITIONAL_INFORMATION_SIZE];
 
-	u8 private_data[IB_CM_APR_PRIVATE_DATA_SIZE];
+	u8 private_data[CM_APR_PRIVATE_DATA_SIZE];
 } __packed;
 
 struct cm_sidr_req_msg {
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 08d3217bdaf1..18a3e2ee0758 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_APR_PRIVATE_DATA_SIZE	 = 148,
 	IB_CM_APR_INFO_LENGTH		 = 72,
 	IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE = 216,
 	IB_CM_SIDR_REP_PRIVATE_DATA_SIZE = 136,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 11/43] RDMA/cm: Service ID Resolution Request (SIDR_REQ) definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (9 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 10/43] RDMA/cm: Alternate Path Response (APR) message definitions Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 12/43] RDMA/cm: Service ID Resolution Response (SIDR_REP) definitions Leon Romanovsky
                   ` (31 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add SIDR_REQ message 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 | 11 ++++++++++-
 drivers/infiniband/core/cma.c     |  2 +-
 include/rdma/ib_cm.h              |  2 --
 4 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index e72fc4071313..55a14acaa333 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3465,7 +3465,7 @@ int ib_send_cm_sidr_req(struct ib_cm_id *cm_id,
 	int ret;
 
 	if (!param->path || (param->private_data &&
-	     param->private_data_len > IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE))
+	     param->private_data_len > CM_SIDR_REQ_PRIVATE_DATA_SIZE))
 		return -EINVAL;
 
 	cm_id_priv = container_of(cm_id, struct cm_id_private, id);
@@ -3524,7 +3524,7 @@ static void cm_format_sidr_req_event(struct cm_work *work,
 	param->port = work->port->port_num;
 	param->sgid_attr = rx_cm_id->av.ah_attr.grh.sgid_attr;
 	work->cm_event.private_data = &sidr_req_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_SIDR_REQ_PRIVATE_DATA_SIZE;
 }
 
 static int cm_sidr_req_handler(struct cm_work *work)
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 656641e6f447..9d32b84bdcb0 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -318,6 +318,15 @@
 #define CM_APR_PRIVATE_DATA_OFFSET 84
 #define CM_APR_PRIVATE_DATA_SIZE 148
 
+#define CM_SIDR_REQ_REQUESTID_OFFSET 0
+#define CM_SIDR_REQ_REQUESTID_MASK GENMASK(31, 0)
+#define CM_SIDR_REQ_PARTITION_KEY_OFFSET 4
+#define CM_SIDR_REQ_PARTITION_KEY_MASK GENMASK(15, 0)
+#define CM_SIDR_REQ_SERVICEID_OFFSET 8
+#define CM_SIDR_REQ_SERVICEID_MASK GENMASK_ULL(63, 0)
+#define CM_SIDR_REQ_PRIVATE_DATA_OFFSET 16
+#define CM_SIDR_REQ_PRIVATE_DATA_SIZE 216
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -1068,7 +1077,7 @@ struct cm_sidr_req_msg {
 	__be16 rsvd;
 	__be64 service_id;
 
-	u32 private_data[IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE / sizeof(u32)];
+	u32 private_data[CM_SIDR_REQ_PRIVATE_DATA_SIZE / sizeof(u32)];
 } __packed;
 
 struct cm_sidr_rep_msg {
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 997f8c29e34e..d3bbca5b61e3 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -2137,7 +2137,7 @@ static int cma_ib_req_handler(struct ib_cm_id *cm_id,
 		conn_id = cma_ib_new_udp_id(&listen_id->id, ib_event, net_dev);
 		event.param.ud.private_data = ib_event->private_data + offset;
 		event.param.ud.private_data_len =
-				IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE - offset;
+			CM_SIDR_REQ_PRIVATE_DATA_SIZE - offset;
 	} else {
 		conn_id = cma_ib_new_conn_id(&listen_id->id, ib_event, net_dev);
 		cma_set_req_event_data(&event, &ib_event->param.req_rcvd,
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 18a3e2ee0758..8f0c377ad250 100644
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -65,8 +65,6 @@ enum ib_cm_event_type {
 };
 
 enum ib_cm_data_size {
-	IB_CM_APR_INFO_LENGTH		 = 72,
-	IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE = 216,
 	IB_CM_SIDR_REP_PRIVATE_DATA_SIZE = 136,
 	IB_CM_SIDR_REP_INFO_LENGTH	 = 72,
 };
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 12/43] RDMA/cm: Service ID Resolution Response (SIDR_REP) definitions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (10 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 11/43] RDMA/cm: Service ID Resolution Request (SIDR_REQ) definitions Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 13/43] RDMA/cm: Convert QPN and EECN to be u32 variables Leon Romanovsky
                   ` (30 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Add SIDR_REP message 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      |  7 ++++---
 drivers/infiniband/core/cm_msgs.h | 21 +++++++++++++++++++--
 drivers/infiniband/core/cma.c     |  2 +-
 include/rdma/ib_cm.h              |  5 -----
 4 files changed, 24 insertions(+), 11 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 55a14acaa333..d07a5f141720 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3618,9 +3618,10 @@ int ib_send_cm_sidr_rep(struct ib_cm_id *cm_id,
 	unsigned long flags;
 	int ret;
 
-	if ((param->info && param->info_length > IB_CM_SIDR_REP_INFO_LENGTH) ||
+	if ((param->info &&
+	     param->info_length > CM_SIDR_REP_ADDITIONAL_INFORMATION_SIZE) ||
 	    (param->private_data &&
-	     param->private_data_len > IB_CM_SIDR_REP_PRIVATE_DATA_SIZE))
+	     param->private_data_len > CM_SIDR_REP_PRIVATE_DATA_SIZE))
 		return -EINVAL;
 
 	cm_id_priv = container_of(cm_id, struct cm_id_private, id);
@@ -3674,7 +3675,7 @@ static void cm_format_sidr_rep_event(struct cm_work *work,
 	param->info_len = sidr_rep_msg->info_length;
 	param->sgid_attr = cm_id_priv->av.ah_attr.grh.sgid_attr;
 	work->cm_event.private_data = &sidr_rep_msg->private_data;
-	work->cm_event.private_data_len = IB_CM_SIDR_REP_PRIVATE_DATA_SIZE;
+	work->cm_event.private_data_len = CM_SIDR_REP_PRIVATE_DATA_SIZE;
 }
 
 static int cm_sidr_rep_handler(struct cm_work *work)
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 9d32b84bdcb0..08b337551775 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -327,6 +327,23 @@
 #define CM_SIDR_REQ_PRIVATE_DATA_OFFSET 16
 #define CM_SIDR_REQ_PRIVATE_DATA_SIZE 216
 
+#define CM_SIDR_REP_REQUESTID_OFFSET 0
+#define CM_SIDR_REP_REQUESTID_MASK GENMASK(31, 0)
+#define CM_SIDR_REP_STATUS_OFFSET 4
+#define CM_SIDR_REP_STATUS_MASK GENMASK(7, 0)
+#define CM_SIDR_REP_ADDITIONAL_INFORMATION_LENGTH_OFFSET 5
+#define CM_SIDR_REP_ADDITIONAL_INFORMATION_LENGTH_MASK GENMASK(7, 0)
+#define CM_SIDR_REP_QPN_OFFSET 8
+#define CM_SIDR_REP_QPN_MASK GENMASK(23, 0)
+#define CM_SIDR_REP_SERVICEID_OFFSET 12
+#define CM_SIDR_REP_SERVICEID_MASK GENMASK_ULL(63, 0)
+#define CM_SIDR_REP_Q_KEY_OFFSET 20
+#define CM_SIDR_REP_Q_KEY_MASK GENMASK(31, 0)
+#define CM_SIDR_REP_ADDITIONAL_INFORMATION_OFFSET 24
+#define CM_SIDR_REP_ADDITIONAL_INFORMATION_SIZE 72
+#define CM_SIDR_REP_PRIVATE_DATA_OFFSET 96
+#define CM_SIDR_REP_PRIVATE_DATA_SIZE 136
+
 struct cm_req_msg {
 	struct ib_mad_hdr hdr;
 
@@ -1091,9 +1108,9 @@ struct cm_sidr_rep_msg {
 	__be32 offset8;
 	__be64 service_id;
 	__be32 qkey;
-	u8 info[IB_CM_SIDR_REP_INFO_LENGTH];
+	u8 info[CM_SIDR_REP_ADDITIONAL_INFORMATION_SIZE];
 
-	u8 private_data[IB_CM_SIDR_REP_PRIVATE_DATA_SIZE];
+	u8 private_data[CM_SIDR_REP_PRIVATE_DATA_SIZE];
 } __packed;
 
 static inline __be32 cm_sidr_rep_get_qpn(struct cm_sidr_rep_msg *sidr_rep_msg)
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index d3bbca5b61e3..4a54cf561a95 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -3694,7 +3694,7 @@ static int cma_sidr_rep_handler(struct ib_cm_id *cm_id,
 		break;
 	case IB_CM_SIDR_REP_RECEIVED:
 		event.param.ud.private_data = ib_event->private_data;
-		event.param.ud.private_data_len = IB_CM_SIDR_REP_PRIVATE_DATA_SIZE;
+		event.param.ud.private_data_len = CM_SIDR_REP_PRIVATE_DATA_SIZE;
 		if (rep->status != IB_SIDR_SUCCESS) {
 			event.event = RDMA_CM_EVENT_UNREACHABLE;
 			event.status = ib_event->param.sidr_rep_rcvd.status;
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 8f0c377ad250..6237c369dbd6 100644
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -64,11 +64,6 @@ enum ib_cm_event_type {
 	IB_CM_SIDR_REP_RECEIVED
 };
 
-enum ib_cm_data_size {
-	IB_CM_SIDR_REP_PRIVATE_DATA_SIZE = 136,
-	IB_CM_SIDR_REP_INFO_LENGTH	 = 72,
-};
-
 struct ib_cm_id;
 
 struct ib_cm_req_event_param {
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 13/43] RDMA/cm: Convert QPN and EECN to be u32 variables
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (11 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 12/43] RDMA/cm: Service ID Resolution Response (SIDR_REP) definitions Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 14/43] RDMA/cm: Convert REQ responded resources to the new scheme Leon Romanovsky
                   ` (29 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Remove unnecessary ambiguity in mixing be32<->u32 declarations
of QPN and EECN, convert them from be32 to u32 with help
of newly introduced CM_GET/CM_SET macros.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 55 ++++++++++++++++----------
 drivers/infiniband/core/cm_msgs.h | 64 +------------------------------
 2 files changed, 35 insertions(+), 84 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index d07a5f141720..81a67805b029 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -225,7 +225,7 @@ struct cm_timewait_info {
 	struct rb_node remote_qp_node;
 	struct rb_node remote_id_node;
 	__be64 remote_ca_guid;
-	__be32 remote_qpn;
+	u32 remote_qpn;
 	u8 inserted_remote_qp;
 	u8 inserted_remote_id;
 };
@@ -250,8 +250,8 @@ struct cm_id_private {
 
 	void *private_data;
 	__be64 tid;
-	__be32 local_qpn;
-	__be32 remote_qpn;
+	u32 local_qpn;
+	u32 remote_qpn;
 	enum ib_qp_type qp_type;
 	__be32 sq_psn;
 	__be32 rq_psn;
@@ -764,15 +764,15 @@ static struct cm_timewait_info * cm_insert_remote_qpn(struct cm_timewait_info
 	struct rb_node *parent = NULL;
 	struct cm_timewait_info *cur_timewait_info;
 	__be64 remote_ca_guid = timewait_info->remote_ca_guid;
-	__be32 remote_qpn = timewait_info->remote_qpn;
+	u32 remote_qpn = timewait_info->remote_qpn;
 
 	while (*link) {
 		parent = *link;
 		cur_timewait_info = rb_entry(parent, struct cm_timewait_info,
 					     remote_qp_node);
-		if (be32_lt(remote_qpn, cur_timewait_info->remote_qpn))
+		if (remote_qpn < cur_timewait_info->remote_qpn)
 			link = &(*link)->rb_left;
-		else if (be32_gt(remote_qpn, cur_timewait_info->remote_qpn))
+		else if (remote_qpn > cur_timewait_info->remote_qpn)
 			link = &(*link)->rb_right;
 		else if (be64_lt(remote_ca_guid, cur_timewait_info->remote_ca_guid))
 			link = &(*link)->rb_left;
@@ -1265,7 +1265,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	req_msg->local_comm_id = cm_id_priv->id.local_id;
 	req_msg->service_id = param->service_id;
 	req_msg->local_ca_guid = cm_id_priv->id.device->node_guid;
-	cm_req_set_local_qpn(req_msg, cpu_to_be32(param->qp_num));
+	CM_SET(REQ_LOCAL_QPN, req_msg, param->qp_num);
 	cm_req_set_init_depth(req_msg, param->initiator_depth);
 	cm_req_set_remote_resp_timeout(req_msg,
 				       param->remote_cm_response_timeout);
@@ -1443,7 +1443,7 @@ int ib_send_cm_req(struct ib_cm_id *cm_id,
 	cm_id_priv->msg->timeout_ms = cm_id_priv->timeout_ms;
 	cm_id_priv->msg->context[1] = (void *) (unsigned long) IB_CM_REQ_SENT;
 
-	cm_id_priv->local_qpn = cm_req_get_local_qpn(req_msg);
+	cm_id_priv->local_qpn = CM_GET(REQ_LOCAL_QPN, req_msg);
 	cm_id_priv->rq_psn = cm_req_get_starting_psn(req_msg);
 
 	spin_lock_irqsave(&cm_id_priv->lock, flags);
@@ -1666,7 +1666,7 @@ static void cm_format_req_event(struct cm_work *work,
 	}
 	param->remote_ca_guid = req_msg->local_ca_guid;
 	param->remote_qkey = be32_to_cpu(req_msg->local_qkey);
-	param->remote_qpn = be32_to_cpu(cm_req_get_local_qpn(req_msg));
+	param->remote_qpn = CM_GET(REP_LOCAL_QPN, req_msg);
 	param->qp_type = cm_req_get_qp_type(req_msg);
 	param->starting_psn = be32_to_cpu(cm_req_get_starting_psn(req_msg));
 	param->responder_resources = cm_req_get_init_depth(req_msg);
@@ -1929,7 +1929,7 @@ static int cm_req_handler(struct cm_work *work)
 	}
 	cm_id_priv->timewait_info->work.remote_id = req_msg->local_comm_id;
 	cm_id_priv->timewait_info->remote_ca_guid = req_msg->local_ca_guid;
-	cm_id_priv->timewait_info->remote_qpn = cm_req_get_local_qpn(req_msg);
+	cm_id_priv->timewait_info->remote_qpn = CM_GET(REQ_LOCAL_QPN, req_msg);
 
 	listen_cm_id_priv = cm_match_req(work, cm_id_priv);
 	if (!listen_cm_id_priv) {
@@ -2003,7 +2003,7 @@ static int cm_req_handler(struct cm_work *work)
 	cm_id_priv->timeout_ms = cm_convert_to_ms(
 					cm_req_get_local_resp_timeout(req_msg));
 	cm_id_priv->max_cm_retries = cm_req_get_max_cm_retries(req_msg);
-	cm_id_priv->remote_qpn = cm_req_get_local_qpn(req_msg);
+	cm_id_priv->remote_qpn = CM_GET(REQ_LOCAL_QPN, req_msg);
 	cm_id_priv->initiator_depth = cm_req_get_resp_res(req_msg);
 	cm_id_priv->responder_resources = cm_req_get_init_depth(req_msg);
 	cm_id_priv->path_mtu = cm_req_get_path_mtu(req_msg);
@@ -2047,10 +2047,10 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg,
 		rep_msg->initiator_depth = param->initiator_depth;
 		cm_rep_set_flow_ctrl(rep_msg, param->flow_control);
 		cm_rep_set_srq(rep_msg, param->srq);
-		cm_rep_set_local_qpn(rep_msg, cpu_to_be32(param->qp_num));
+		CM_SET(REP_LOCAL_QPN, rep_msg, param->qp_num);
 	} else {
 		cm_rep_set_srq(rep_msg, 1);
-		cm_rep_set_local_eecn(rep_msg, cpu_to_be32(param->qp_num));
+		CM_SET(REP_LOCAL_EE_CONTEXT_NUMBER, rep_msg, param->qp_num);
 	}
 
 	if (param->private_data && param->private_data_len)
@@ -2102,7 +2102,7 @@ int ib_send_cm_rep(struct ib_cm_id *cm_id,
 	cm_id_priv->initiator_depth = param->initiator_depth;
 	cm_id_priv->responder_resources = param->responder_resources;
 	cm_id_priv->rq_psn = cm_rep_get_starting_psn(rep_msg);
-	cm_id_priv->local_qpn = cpu_to_be32(param->qp_num);
+	cm_id_priv->local_qpn = param->qp_num;
 
 out:	spin_unlock_irqrestore(&cm_id_priv->lock, flags);
 	return ret;
@@ -2184,7 +2184,11 @@ static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type)
 	param = &work->cm_event.param.rep_rcvd;
 	param->remote_ca_guid = rep_msg->local_ca_guid;
 	param->remote_qkey = be32_to_cpu(rep_msg->local_qkey);
-	param->remote_qpn = be32_to_cpu(cm_rep_get_qpn(rep_msg, qp_type));
+	if (qp_type == IB_QPT_XRC_INI)
+		param->remote_qpn =
+			CM_GET(REP_LOCAL_EE_CONTEXT_NUMBER, rep_msg);
+	else
+		param->remote_qpn = CM_GET(REP_LOCAL_QPN, rep_msg);
 	param->starting_psn = be32_to_cpu(cm_rep_get_starting_psn(rep_msg));
 	param->responder_resources = rep_msg->initiator_depth;
 	param->initiator_depth = rep_msg->resp_resources;
@@ -2277,7 +2281,12 @@ static int cm_rep_handler(struct cm_work *work)
 
 	cm_id_priv->timewait_info->work.remote_id = rep_msg->local_comm_id;
 	cm_id_priv->timewait_info->remote_ca_guid = rep_msg->local_ca_guid;
-	cm_id_priv->timewait_info->remote_qpn = cm_rep_get_qpn(rep_msg, cm_id_priv->qp_type);
+	if (cm_id_priv->qp_type == IB_QPT_XRC_INI)
+		cm_id_priv->timewait_info->remote_qpn =
+			CM_GET(REP_LOCAL_EE_CONTEXT_NUMBER, rep_msg);
+	else
+		cm_id_priv->timewait_info->remote_qpn =
+			CM_GET(REP_LOCAL_QPN, rep_msg);
 
 	spin_lock(&cm.lock);
 	/* Check for duplicate REP. */
@@ -2320,7 +2329,11 @@ static int cm_rep_handler(struct cm_work *work)
 
 	cm_id_priv->id.state = IB_CM_REP_RCVD;
 	cm_id_priv->id.remote_id = rep_msg->local_comm_id;
-	cm_id_priv->remote_qpn = cm_rep_get_qpn(rep_msg, cm_id_priv->qp_type);
+	if (cm_id_priv->qp_type == IB_QPT_XRC_INI)
+		cm_id_priv->remote_qpn =
+			CM_GET(REP_LOCAL_EE_CONTEXT_NUMBER, rep_msg);
+	else
+		cm_id_priv->remote_qpn = CM_GET(REP_LOCAL_QPN, rep_msg);
 	cm_id_priv->initiator_depth = rep_msg->resp_resources;
 	cm_id_priv->responder_resources = rep_msg->initiator_depth;
 	cm_id_priv->sq_psn = cm_rep_get_starting_psn(rep_msg);
@@ -2434,7 +2447,7 @@ static void cm_format_dreq(struct cm_dreq_msg *dreq_msg,
 			  cm_form_tid(cm_id_priv));
 	dreq_msg->local_comm_id = cm_id_priv->id.local_id;
 	dreq_msg->remote_comm_id = cm_id_priv->id.remote_id;
-	cm_dreq_set_remote_qpn(dreq_msg, cm_id_priv->remote_qpn);
+	CM_SET(DREQ_REMOTE_QPN_EECN, dreq_msg, cm_id_priv->remote_qpn);
 
 	if (private_data && private_data_len)
 		memcpy(dreq_msg->private_data, private_data, private_data_len);
@@ -2603,7 +2616,7 @@ static int cm_dreq_handler(struct cm_work *work)
 	work->cm_event.private_data_len = CM_DREQ_PRIVATE_DATA_SIZE;
 
 	spin_lock_irq(&cm_id_priv->lock);
-	if (cm_id_priv->local_qpn != cm_dreq_get_remote_qpn(dreq_msg))
+	if (cm_id_priv->local_qpn != CM_GET(DREQ_REMOTE_QPN_EECN, dreq_msg))
 		goto unlock;
 
 	switch (cm_id_priv->id.state) {
@@ -3068,7 +3081,7 @@ static void cm_format_lap(struct cm_lap_msg *lap_msg,
 			  cm_form_tid(cm_id_priv));
 	lap_msg->local_comm_id = cm_id_priv->id.local_id;
 	lap_msg->remote_comm_id = cm_id_priv->id.remote_id;
-	cm_lap_set_remote_qpn(lap_msg, cm_id_priv->remote_qpn);
+	CM_SET(LAP_REMOTE_QPN_EECN, lap_msg, cm_id_priv->remote_qpn);
 	/* todo: need remote CM response timeout */
 	cm_lap_set_remote_resp_timeout(lap_msg, 0x1F);
 	lap_msg->alt_local_lid =
@@ -4111,7 +4124,7 @@ static int cm_init_qp_rtr_attr(struct cm_id_private *cm_id_priv,
 				IB_QP_DEST_QPN | IB_QP_RQ_PSN;
 		qp_attr->ah_attr = cm_id_priv->av.ah_attr;
 		qp_attr->path_mtu = cm_id_priv->path_mtu;
-		qp_attr->dest_qp_num = be32_to_cpu(cm_id_priv->remote_qpn);
+		qp_attr->dest_qp_num = cm_id_priv->remote_qpn;
 		qp_attr->rq_psn = be32_to_cpu(cm_id_priv->rq_psn);
 		if (cm_id_priv->qp_type == IB_QPT_RC ||
 		    cm_id_priv->qp_type == IB_QPT_XRC_TGT) {
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 08b337551775..4cef1fe58813 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,18 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline __be32 cm_req_get_local_qpn(struct cm_req_msg *req_msg)
-{
-	return cpu_to_be32(be32_to_cpu(req_msg->offset32) >> 8);
-}
-
-static inline void cm_req_set_local_qpn(struct cm_req_msg *req_msg, __be32 qpn)
-{
-	req_msg->offset32 = cpu_to_be32((be32_to_cpu(qpn) << 8) |
-					 (be32_to_cpu(req_msg->offset32) &
-					  0x000000FF));
-}
-
 static inline u8 cm_req_get_resp_res(struct cm_req_msg *req_msg)
 {
 	return (u8) be32_to_cpu(req_msg->offset32);
@@ -792,6 +780,7 @@ struct cm_rep_msg {
 	__be32 local_qkey;
 	/* local QPN:24, rsvd:8 */
 	__be32 offset12;
+
 	/* local EECN:24, rsvd:8 */
 	__be32 offset16;
 	/* starting PSN:24 rsvd:8 */
@@ -808,34 +797,6 @@ struct cm_rep_msg {
 
 } __packed;
 
-static inline __be32 cm_rep_get_local_qpn(struct cm_rep_msg *rep_msg)
-{
-	return cpu_to_be32(be32_to_cpu(rep_msg->offset12) >> 8);
-}
-
-static inline void cm_rep_set_local_qpn(struct cm_rep_msg *rep_msg, __be32 qpn)
-{
-	rep_msg->offset12 = cpu_to_be32((be32_to_cpu(qpn) << 8) |
-			    (be32_to_cpu(rep_msg->offset12) & 0x000000FF));
-}
-
-static inline __be32 cm_rep_get_local_eecn(struct cm_rep_msg *rep_msg)
-{
-	return cpu_to_be32(be32_to_cpu(rep_msg->offset16) >> 8);
-}
-
-static inline void cm_rep_set_local_eecn(struct cm_rep_msg *rep_msg, __be32 eecn)
-{
-	rep_msg->offset16 = cpu_to_be32((be32_to_cpu(eecn) << 8) |
-			    (be32_to_cpu(rep_msg->offset16) & 0x000000FF));
-}
-
-static inline __be32 cm_rep_get_qpn(struct cm_rep_msg *rep_msg, enum ib_qp_type qp_type)
-{
-	return (qp_type == IB_QPT_XRC_INI) ?
-		cm_rep_get_local_eecn(rep_msg) : cm_rep_get_local_qpn(rep_msg);
-}
-
 static inline __be32 cm_rep_get_starting_psn(struct cm_rep_msg *rep_msg)
 {
 	return cpu_to_be32(be32_to_cpu(rep_msg->offset20) >> 8);
@@ -928,17 +889,6 @@ struct cm_dreq_msg {
 
 } __packed;
 
-static inline __be32 cm_dreq_get_remote_qpn(struct cm_dreq_msg *dreq_msg)
-{
-	return cpu_to_be32(be32_to_cpu(dreq_msg->offset8) >> 8);
-}
-
-static inline void cm_dreq_set_remote_qpn(struct cm_dreq_msg *dreq_msg, __be32 qpn)
-{
-	dreq_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) |
-			    (be32_to_cpu(dreq_msg->offset8) & 0x000000FF));
-}
-
 struct cm_drep_msg {
 	struct ib_mad_hdr hdr;
 
@@ -977,18 +927,6 @@ struct cm_lap_msg {
 	u8 private_data[CM_LAP_PRIVATE_DATA_SIZE];
 } __packed;
 
-static inline __be32 cm_lap_get_remote_qpn(struct cm_lap_msg *lap_msg)
-{
-	return cpu_to_be32(be32_to_cpu(lap_msg->offset12) >> 8);
-}
-
-static inline void cm_lap_set_remote_qpn(struct cm_lap_msg *lap_msg, __be32 qpn)
-{
-	lap_msg->offset12 = cpu_to_be32((be32_to_cpu(qpn) << 8) |
-					 (be32_to_cpu(lap_msg->offset12) &
-					  0x000000FF));
-}
-
 static inline u8 cm_lap_get_remote_resp_timeout(struct cm_lap_msg *lap_msg)
 {
 	return (u8) ((be32_to_cpu(lap_msg->offset12) & 0xF8) >> 3);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 14/43] RDMA/cm: Convert REQ responded resources to the new scheme
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (12 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 13/43] RDMA/cm: Convert QPN and EECN to be u32 variables Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 15/43] RDMA/cm: Convert REQ initiator depth " Leon Romanovsky
                   ` (28 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Use new scheme to get/set REQ responded resources.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  7 ++++---
 drivers/infiniband/core/cm_msgs.h | 12 ------------
 2 files changed, 4 insertions(+), 15 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 81a67805b029..25cbc0860bd4 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1279,7 +1279,8 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	cm_req_set_max_cm_retries(req_msg, param->max_cm_retries);
 
 	if (param->qp_type != IB_QPT_XRC_INI) {
-		cm_req_set_resp_res(req_msg, param->responder_resources);
+		CM_SET(REQ_RESPONDED_RESOURCES, req_msg,
+		       param->responder_resources);
 		cm_req_set_retry_count(req_msg, param->retry_count);
 		cm_req_set_rnr_retry_count(req_msg, param->rnr_retry_count);
 		cm_req_set_srq(req_msg, param->srq);
@@ -1670,7 +1671,7 @@ static void cm_format_req_event(struct cm_work *work,
 	param->qp_type = cm_req_get_qp_type(req_msg);
 	param->starting_psn = be32_to_cpu(cm_req_get_starting_psn(req_msg));
 	param->responder_resources = cm_req_get_init_depth(req_msg);
-	param->initiator_depth = cm_req_get_resp_res(req_msg);
+	param->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
 	param->local_cm_response_timeout =
 					cm_req_get_remote_resp_timeout(req_msg);
 	param->flow_control = cm_req_get_flow_ctrl(req_msg);
@@ -2004,7 +2005,7 @@ static int cm_req_handler(struct cm_work *work)
 					cm_req_get_local_resp_timeout(req_msg));
 	cm_id_priv->max_cm_retries = cm_req_get_max_cm_retries(req_msg);
 	cm_id_priv->remote_qpn = CM_GET(REQ_LOCAL_QPN, req_msg);
-	cm_id_priv->initiator_depth = cm_req_get_resp_res(req_msg);
+	cm_id_priv->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
 	cm_id_priv->responder_resources = cm_req_get_init_depth(req_msg);
 	cm_id_priv->path_mtu = cm_req_get_path_mtu(req_msg);
 	cm_id_priv->pkey = req_msg->pkey;
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 4cef1fe58813..ab32f8cd98d0 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,18 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_resp_res(struct cm_req_msg *req_msg)
-{
-	return (u8) be32_to_cpu(req_msg->offset32);
-}
-
-static inline void cm_req_set_resp_res(struct cm_req_msg *req_msg, u8 resp_res)
-{
-	req_msg->offset32 = cpu_to_be32(resp_res |
-					(be32_to_cpu(req_msg->offset32) &
-					 0xFFFFFF00));
-}
-
 static inline u8 cm_req_get_init_depth(struct cm_req_msg *req_msg)
 {
 	return (u8) be32_to_cpu(req_msg->offset36);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 15/43] RDMA/cm: Convert REQ initiator depth to the new scheme
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (13 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 14/43] RDMA/cm: Convert REQ responded resources to the new scheme Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 16/43] RDMA/cm: Convert REQ remote response timeout Leon Romanovsky
                   ` (27 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Adapt REQ initiator depth to new get/set macros.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  6 +++---
 drivers/infiniband/core/cm_msgs.h | 13 -------------
 2 files changed, 3 insertions(+), 16 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 25cbc0860bd4..519a025773ff 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1266,7 +1266,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	req_msg->service_id = param->service_id;
 	req_msg->local_ca_guid = cm_id_priv->id.device->node_guid;
 	CM_SET(REQ_LOCAL_QPN, req_msg, param->qp_num);
-	cm_req_set_init_depth(req_msg, param->initiator_depth);
+	CM_SET(REQ_INITIATOR_DEPTH, req_msg, param->initiator_depth);
 	cm_req_set_remote_resp_timeout(req_msg,
 				       param->remote_cm_response_timeout);
 	cm_req_set_qp_type(req_msg, param->qp_type);
@@ -1670,7 +1670,7 @@ static void cm_format_req_event(struct cm_work *work,
 	param->remote_qpn = CM_GET(REP_LOCAL_QPN, req_msg);
 	param->qp_type = cm_req_get_qp_type(req_msg);
 	param->starting_psn = be32_to_cpu(cm_req_get_starting_psn(req_msg));
-	param->responder_resources = cm_req_get_init_depth(req_msg);
+	param->responder_resources = CM_GET(REQ_INITIATOR_DEPTH, req_msg);
 	param->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
 	param->local_cm_response_timeout =
 					cm_req_get_remote_resp_timeout(req_msg);
@@ -2006,7 +2006,7 @@ static int cm_req_handler(struct cm_work *work)
 	cm_id_priv->max_cm_retries = cm_req_get_max_cm_retries(req_msg);
 	cm_id_priv->remote_qpn = CM_GET(REQ_LOCAL_QPN, req_msg);
 	cm_id_priv->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
-	cm_id_priv->responder_resources = cm_req_get_init_depth(req_msg);
+	cm_id_priv->responder_resources = CM_GET(REQ_INITIATOR_DEPTH, req_msg);
 	cm_id_priv->path_mtu = cm_req_get_path_mtu(req_msg);
 	cm_id_priv->pkey = req_msg->pkey;
 	cm_id_priv->sq_psn = cm_req_get_starting_psn(req_msg);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index ab32f8cd98d0..4f4531d38535 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,19 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_init_depth(struct cm_req_msg *req_msg)
-{
-	return (u8) be32_to_cpu(req_msg->offset36);
-}
-
-static inline void cm_req_set_init_depth(struct cm_req_msg *req_msg,
-					 u8 init_depth)
-{
-	req_msg->offset36 = cpu_to_be32(init_depth |
-					(be32_to_cpu(req_msg->offset36) &
-					 0xFFFFFF00));
-}
-
 static inline u8 cm_req_get_remote_resp_timeout(struct cm_req_msg *req_msg)
 {
 	return (u8) ((be32_to_cpu(req_msg->offset40) & 0xF8) >> 3);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 16/43] RDMA/cm: Convert REQ remote response timeout
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (14 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 15/43] RDMA/cm: Convert REQ initiator depth " Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 17/43] RDMA/cm: Simplify QP type to wire protocol translation Leon Romanovsky
                   ` (26 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Use new get/set macros to access REQ remote response timeout.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  6 +++---
 drivers/infiniband/core/cm_msgs.h | 13 -------------
 2 files changed, 3 insertions(+), 16 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 519a025773ff..4e5c2ad1532e 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1267,8 +1267,8 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	req_msg->local_ca_guid = cm_id_priv->id.device->node_guid;
 	CM_SET(REQ_LOCAL_QPN, req_msg, param->qp_num);
 	CM_SET(REQ_INITIATOR_DEPTH, req_msg, param->initiator_depth);
-	cm_req_set_remote_resp_timeout(req_msg,
-				       param->remote_cm_response_timeout);
+	CM_SET(REQ_REMOTE_CM_RESPONSE_TIMEOUT, req_msg,
+	       param->remote_cm_response_timeout);
 	cm_req_set_qp_type(req_msg, param->qp_type);
 	cm_req_set_flow_ctrl(req_msg, param->flow_control);
 	cm_req_set_starting_psn(req_msg, cpu_to_be32(param->starting_psn));
@@ -1673,7 +1673,7 @@ static void cm_format_req_event(struct cm_work *work,
 	param->responder_resources = CM_GET(REQ_INITIATOR_DEPTH, req_msg);
 	param->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
 	param->local_cm_response_timeout =
-					cm_req_get_remote_resp_timeout(req_msg);
+		CM_GET(REQ_REMOTE_CM_RESPONSE_TIMEOUT, req_msg);
 	param->flow_control = cm_req_get_flow_ctrl(req_msg);
 	param->remote_cm_response_timeout =
 					cm_req_get_local_resp_timeout(req_msg);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 4f4531d38535..955a9a5ceeb7 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,19 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_remote_resp_timeout(struct cm_req_msg *req_msg)
-{
-	return (u8) ((be32_to_cpu(req_msg->offset40) & 0xF8) >> 3);
-}
-
-static inline void cm_req_set_remote_resp_timeout(struct cm_req_msg *req_msg,
-						  u8 resp_timeout)
-{
-	req_msg->offset40 = cpu_to_be32((resp_timeout << 3) |
-					 (be32_to_cpu(req_msg->offset40) &
-					  0xFFFFFF07));
-}
-
 static inline enum ib_qp_type cm_req_get_qp_type(struct cm_req_msg *req_msg)
 {
 	u8 transport_type = (u8) (be32_to_cpu(req_msg->offset40) & 0x06) >> 1;
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 17/43] RDMA/cm: Simplify QP type to wire protocol translation
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (15 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 16/43] RDMA/cm: Convert REQ remote response timeout Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 18/43] RDMA/cm: Convert REQ flow control Leon Romanovsky
                   ` (25 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Simplify QP type to/from wire protocol logic and move it to be near
implementation and not in header file.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 25 +++++++++++++++++++++
 drivers/infiniband/core/cm_msgs.h | 37 -------------------------------
 2 files changed, 25 insertions(+), 37 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 4e5c2ad1532e..17954b71cf09 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1247,6 +1247,20 @@ static void cm_format_mad_hdr(struct ib_mad_hdr *hdr,
 	hdr->tid	   = tid;
 }
 
+static void cm_req_set_qp_type(struct cm_req_msg *req_msg,
+			       enum ib_qp_type qp_type)
+{
+	static const u8 qp_types[IB_QPT_MAX] = {
+		[IB_QPT_UC] = 1,
+		[IB_QPT_XRC_INI] = 3,
+	};
+
+	if (qp_type == IB_QPT_XRC_INI)
+		CM_SET(REQ_EXTENDED_TRANSPORT_TYPE, req_msg, 0x1);
+
+	CM_SET(REQ_TRANSPORT_SERVICE_TYPE, req_msg, qp_types[qp_type]);
+}
+
 static void cm_format_req(struct cm_req_msg *req_msg,
 			  struct cm_id_private *cm_id_priv,
 			  struct ib_cm_req_param *param)
@@ -1645,6 +1659,17 @@ static void cm_opa_to_ib_sgid(struct cm_work *work,
 	}
 }
 
+static enum ib_qp_type cm_req_get_qp_type(struct cm_req_msg *req_msg)
+{
+	static const enum ib_qp_type qp_type[] = { IB_QPT_RC, IB_QPT_UC, 0, 0 };
+	u8 transport_type = CM_GET(REQ_TRANSPORT_SERVICE_TYPE, req_msg);
+
+	if (transport_type == 3 &&
+	    (CM_GET(REQ_EXTENDED_TRANSPORT_TYPE, req_msg) == 1))
+		return IB_QPT_XRC_TGT;
+	return qp_type[transport_type];
+}
+
 static void cm_format_req_event(struct cm_work *work,
 				struct cm_id_private *cm_id_priv,
 				struct ib_cm_id *listen_id)
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 955a9a5ceeb7..e073308dad09 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,43 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline enum ib_qp_type cm_req_get_qp_type(struct cm_req_msg *req_msg)
-{
-	u8 transport_type = (u8) (be32_to_cpu(req_msg->offset40) & 0x06) >> 1;
-	switch(transport_type) {
-	case 0: return IB_QPT_RC;
-	case 1: return IB_QPT_UC;
-	case 3:
-		switch (req_msg->offset51 & 0x7) {
-		case 1: return IB_QPT_XRC_TGT;
-		default: return 0;
-		}
-	default: return 0;
-	}
-}
-
-static inline void cm_req_set_qp_type(struct cm_req_msg *req_msg,
-				      enum ib_qp_type qp_type)
-{
-	switch(qp_type) {
-	case IB_QPT_UC:
-		req_msg->offset40 = cpu_to_be32((be32_to_cpu(
-						  req_msg->offset40) &
-						   0xFFFFFFF9) | 0x2);
-		break;
-	case IB_QPT_XRC_INI:
-		req_msg->offset40 = cpu_to_be32((be32_to_cpu(
-						 req_msg->offset40) &
-						   0xFFFFFFF9) | 0x6);
-		req_msg->offset51 = (req_msg->offset51 & 0xF8) | 1;
-		break;
-	default:
-		req_msg->offset40 = cpu_to_be32(be32_to_cpu(
-						 req_msg->offset40) &
-						  0xFFFFFFF9);
-	}
-}
-
 static inline u8 cm_req_get_flow_ctrl(struct cm_req_msg *req_msg)
 {
 	return be32_to_cpu(req_msg->offset40) & 0x1;
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 18/43] RDMA/cm: Convert REQ flow control
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (16 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 17/43] RDMA/cm: Simplify QP type to wire protocol translation Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 19/43] RDMA/cm: Convert starting PSN to be u32 variable Leon Romanovsky
                   ` (24 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Use CM_GET/CM_SET for REQ flow control field.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  4 ++--
 drivers/infiniband/core/cm_msgs.h | 13 -------------
 2 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 17954b71cf09..3e2eb096b2f9 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1284,7 +1284,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	CM_SET(REQ_REMOTE_CM_RESPONSE_TIMEOUT, req_msg,
 	       param->remote_cm_response_timeout);
 	cm_req_set_qp_type(req_msg, param->qp_type);
-	cm_req_set_flow_ctrl(req_msg, param->flow_control);
+	CM_SET(REQ_END_TO_END_FLOW_CONTROL, req_msg, param->flow_control);
 	cm_req_set_starting_psn(req_msg, cpu_to_be32(param->starting_psn));
 	cm_req_set_local_resp_timeout(req_msg,
 				      param->local_cm_response_timeout);
@@ -1699,7 +1699,7 @@ static void cm_format_req_event(struct cm_work *work,
 	param->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
 	param->local_cm_response_timeout =
 		CM_GET(REQ_REMOTE_CM_RESPONSE_TIMEOUT, req_msg);
-	param->flow_control = cm_req_get_flow_ctrl(req_msg);
+	param->flow_control = CM_GET(REQ_END_TO_END_FLOW_CONTROL, req_msg);
 	param->remote_cm_response_timeout =
 					cm_req_get_local_resp_timeout(req_msg);
 	param->retry_count = cm_req_get_retry_count(req_msg);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index e073308dad09..538ce42b97c3 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,19 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_flow_ctrl(struct cm_req_msg *req_msg)
-{
-	return be32_to_cpu(req_msg->offset40) & 0x1;
-}
-
-static inline void cm_req_set_flow_ctrl(struct cm_req_msg *req_msg,
-					u8 flow_ctrl)
-{
-	req_msg->offset40 = cpu_to_be32((flow_ctrl & 0x1) |
-					 (be32_to_cpu(req_msg->offset40) &
-					  0xFFFFFFFE));
-}
-
 static inline __be32 cm_req_get_starting_psn(struct cm_req_msg *req_msg)
 {
 	return cpu_to_be32(be32_to_cpu(req_msg->offset44) >> 8);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 19/43] RDMA/cm: Convert starting PSN to be u32 variable
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (17 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 18/43] RDMA/cm: Convert REQ flow control Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 20/43] RDMA/cm: Update REQ local response timeout Leon Romanovsky
                   ` (23 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Remove extra conversion between be32<->u32 for starting PSN
by using newly created CM_GET/CM_SET macros.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 24 ++++++++++++------------
 drivers/infiniband/core/cm_msgs.h | 24 ------------------------
 2 files changed, 12 insertions(+), 36 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 3e2eb096b2f9..0367da67501b 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -253,8 +253,8 @@ struct cm_id_private {
 	u32 local_qpn;
 	u32 remote_qpn;
 	enum ib_qp_type qp_type;
-	__be32 sq_psn;
-	__be32 rq_psn;
+	u32 sq_psn;
+	u32 rq_psn;
 	int timeout_ms;
 	enum ib_mtu path_mtu;
 	__be16 pkey;
@@ -1285,7 +1285,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	       param->remote_cm_response_timeout);
 	cm_req_set_qp_type(req_msg, param->qp_type);
 	CM_SET(REQ_END_TO_END_FLOW_CONTROL, req_msg, param->flow_control);
-	cm_req_set_starting_psn(req_msg, cpu_to_be32(param->starting_psn));
+	CM_SET(REQ_STARTING_PSN, req_msg, param->starting_psn);
 	cm_req_set_local_resp_timeout(req_msg,
 				      param->local_cm_response_timeout);
 	req_msg->pkey = param->primary_path->pkey;
@@ -1459,7 +1459,7 @@ int ib_send_cm_req(struct ib_cm_id *cm_id,
 	cm_id_priv->msg->context[1] = (void *) (unsigned long) IB_CM_REQ_SENT;
 
 	cm_id_priv->local_qpn = CM_GET(REQ_LOCAL_QPN, req_msg);
-	cm_id_priv->rq_psn = cm_req_get_starting_psn(req_msg);
+	cm_id_priv->rq_psn = CM_GET(REQ_STARTING_PSN, req_msg);
 
 	spin_lock_irqsave(&cm_id_priv->lock, flags);
 	ret = ib_post_send_mad(cm_id_priv->msg, NULL);
@@ -1694,7 +1694,7 @@ static void cm_format_req_event(struct cm_work *work,
 	param->remote_qkey = be32_to_cpu(req_msg->local_qkey);
 	param->remote_qpn = CM_GET(REP_LOCAL_QPN, req_msg);
 	param->qp_type = cm_req_get_qp_type(req_msg);
-	param->starting_psn = be32_to_cpu(cm_req_get_starting_psn(req_msg));
+	param->starting_psn = CM_GET(REQ_STARTING_PSN, req_msg);
 	param->responder_resources = CM_GET(REQ_INITIATOR_DEPTH, req_msg);
 	param->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
 	param->local_cm_response_timeout =
@@ -2034,7 +2034,7 @@ static int cm_req_handler(struct cm_work *work)
 	cm_id_priv->responder_resources = CM_GET(REQ_INITIATOR_DEPTH, req_msg);
 	cm_id_priv->path_mtu = cm_req_get_path_mtu(req_msg);
 	cm_id_priv->pkey = req_msg->pkey;
-	cm_id_priv->sq_psn = cm_req_get_starting_psn(req_msg);
+	cm_id_priv->sq_psn = CM_GET(REQ_STARTING_PSN, req_msg);
 	cm_id_priv->retry_count = cm_req_get_retry_count(req_msg);
 	cm_id_priv->rnr_retry_count = cm_req_get_rnr_retry_count(req_msg);
 	cm_id_priv->qp_type = cm_req_get_qp_type(req_msg);
@@ -2061,7 +2061,7 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg,
 	cm_format_mad_hdr(&rep_msg->hdr, CM_REP_ATTR_ID, cm_id_priv->tid);
 	rep_msg->local_comm_id = cm_id_priv->id.local_id;
 	rep_msg->remote_comm_id = cm_id_priv->id.remote_id;
-	cm_rep_set_starting_psn(rep_msg, cpu_to_be32(param->starting_psn));
+	CM_SET(REP_STARTING_PSN, rep_msg, param->starting_psn);
 	rep_msg->resp_resources = param->responder_resources;
 	cm_rep_set_target_ack_delay(rep_msg,
 				    cm_id_priv->av.port->cm_dev->ack_delay);
@@ -2127,7 +2127,7 @@ int ib_send_cm_rep(struct ib_cm_id *cm_id,
 	cm_id_priv->msg = msg;
 	cm_id_priv->initiator_depth = param->initiator_depth;
 	cm_id_priv->responder_resources = param->responder_resources;
-	cm_id_priv->rq_psn = cm_rep_get_starting_psn(rep_msg);
+	cm_id_priv->rq_psn = CM_GET(REP_STARTING_PSN, rep_msg);
 	cm_id_priv->local_qpn = param->qp_num;
 
 out:	spin_unlock_irqrestore(&cm_id_priv->lock, flags);
@@ -2215,7 +2215,7 @@ static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type)
 			CM_GET(REP_LOCAL_EE_CONTEXT_NUMBER, rep_msg);
 	else
 		param->remote_qpn = CM_GET(REP_LOCAL_QPN, rep_msg);
-	param->starting_psn = be32_to_cpu(cm_rep_get_starting_psn(rep_msg));
+	param->starting_psn = CM_GET(REP_STARTING_PSN, rep_msg);
 	param->responder_resources = rep_msg->initiator_depth;
 	param->initiator_depth = rep_msg->resp_resources;
 	param->target_ack_delay = cm_rep_get_target_ack_delay(rep_msg);
@@ -2362,7 +2362,7 @@ static int cm_rep_handler(struct cm_work *work)
 		cm_id_priv->remote_qpn = CM_GET(REP_LOCAL_QPN, rep_msg);
 	cm_id_priv->initiator_depth = rep_msg->resp_resources;
 	cm_id_priv->responder_resources = rep_msg->initiator_depth;
-	cm_id_priv->sq_psn = cm_rep_get_starting_psn(rep_msg);
+	cm_id_priv->sq_psn = CM_GET(REP_STARTING_PSN, rep_msg);
 	cm_id_priv->rnr_retry_count = cm_rep_get_rnr_retry_count(rep_msg);
 	cm_id_priv->target_ack_delay = cm_rep_get_target_ack_delay(rep_msg);
 	cm_id_priv->av.timeout =
@@ -4151,7 +4151,7 @@ static int cm_init_qp_rtr_attr(struct cm_id_private *cm_id_priv,
 		qp_attr->ah_attr = cm_id_priv->av.ah_attr;
 		qp_attr->path_mtu = cm_id_priv->path_mtu;
 		qp_attr->dest_qp_num = cm_id_priv->remote_qpn;
-		qp_attr->rq_psn = be32_to_cpu(cm_id_priv->rq_psn);
+		qp_attr->rq_psn = cm_id_priv->rq_psn;
 		if (cm_id_priv->qp_type == IB_QPT_RC ||
 		    cm_id_priv->qp_type == IB_QPT_XRC_TGT) {
 			*qp_attr_mask |= IB_QP_MAX_DEST_RD_ATOMIC |
@@ -4200,7 +4200,7 @@ static int cm_init_qp_rts_attr(struct cm_id_private *cm_id_priv,
 	case IB_CM_ESTABLISHED:
 		if (cm_id_priv->id.lap_state == IB_CM_LAP_UNINIT) {
 			*qp_attr_mask = IB_QP_STATE | IB_QP_SQ_PSN;
-			qp_attr->sq_psn = be32_to_cpu(cm_id_priv->sq_psn);
+			qp_attr->sq_psn = cm_id_priv->sq_psn;
 			switch (cm_id_priv->qp_type) {
 			case IB_QPT_RC:
 			case IB_QPT_XRC_INI:
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 538ce42b97c3..b63bba57394e 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,18 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline __be32 cm_req_get_starting_psn(struct cm_req_msg *req_msg)
-{
-	return cpu_to_be32(be32_to_cpu(req_msg->offset44) >> 8);
-}
-
-static inline void cm_req_set_starting_psn(struct cm_req_msg *req_msg,
-					   __be32 starting_psn)
-{
-	req_msg->offset44 = cpu_to_be32((be32_to_cpu(starting_psn) << 8) |
-			    (be32_to_cpu(req_msg->offset44) & 0x000000FF));
-}
-
 static inline u8 cm_req_get_local_resp_timeout(struct cm_req_msg *req_msg)
 {
 	return (u8) ((be32_to_cpu(req_msg->offset44) & 0xF8) >> 3);
@@ -709,18 +697,6 @@ struct cm_rep_msg {
 
 } __packed;
 
-static inline __be32 cm_rep_get_starting_psn(struct cm_rep_msg *rep_msg)
-{
-	return cpu_to_be32(be32_to_cpu(rep_msg->offset20) >> 8);
-}
-
-static inline void cm_rep_set_starting_psn(struct cm_rep_msg *rep_msg,
-					   __be32 starting_psn)
-{
-	rep_msg->offset20 = cpu_to_be32((be32_to_cpu(starting_psn) << 8) |
-			    (be32_to_cpu(rep_msg->offset20) & 0x000000FF));
-}
-
 static inline u8 cm_rep_get_target_ack_delay(struct cm_rep_msg *rep_msg)
 {
 	return (u8) (rep_msg->offset26 >> 3);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 20/43] RDMA/cm: Update REQ local response timeout
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (18 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 19/43] RDMA/cm: Convert starting PSN to be u32 variable Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:05 ` [PATCH rdma-next 21/43] RDMA/cm: Convert REQ retry count to use new scheme Leon Romanovsky
                   ` (22 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Use newly introduces CM_GET/CM_SET to add access REQ local response
timeout.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  8 ++++----
 drivers/infiniband/core/cm_msgs.h | 12 ------------
 2 files changed, 4 insertions(+), 16 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 0367da67501b..b9eec4bf6419 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1286,8 +1286,8 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	cm_req_set_qp_type(req_msg, param->qp_type);
 	CM_SET(REQ_END_TO_END_FLOW_CONTROL, req_msg, param->flow_control);
 	CM_SET(REQ_STARTING_PSN, req_msg, param->starting_psn);
-	cm_req_set_local_resp_timeout(req_msg,
-				      param->local_cm_response_timeout);
+	CM_SET(REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg,
+	       param->local_cm_response_timeout);
 	req_msg->pkey = param->primary_path->pkey;
 	cm_req_set_path_mtu(req_msg, param->primary_path->mtu);
 	cm_req_set_max_cm_retries(req_msg, param->max_cm_retries);
@@ -1701,7 +1701,7 @@ static void cm_format_req_event(struct cm_work *work,
 		CM_GET(REQ_REMOTE_CM_RESPONSE_TIMEOUT, req_msg);
 	param->flow_control = CM_GET(REQ_END_TO_END_FLOW_CONTROL, req_msg);
 	param->remote_cm_response_timeout =
-					cm_req_get_local_resp_timeout(req_msg);
+		CM_GET(REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg);
 	param->retry_count = cm_req_get_retry_count(req_msg);
 	param->rnr_retry_count = cm_req_get_rnr_retry_count(req_msg);
 	param->srq = cm_req_get_srq(req_msg);
@@ -2027,7 +2027,7 @@ static int cm_req_handler(struct cm_work *work)
 	}
 	cm_id_priv->tid = req_msg->hdr.tid;
 	cm_id_priv->timeout_ms = cm_convert_to_ms(
-					cm_req_get_local_resp_timeout(req_msg));
+		CM_GET(REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg));
 	cm_id_priv->max_cm_retries = cm_req_get_max_cm_retries(req_msg);
 	cm_id_priv->remote_qpn = CM_GET(REQ_LOCAL_QPN, req_msg);
 	cm_id_priv->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index b63bba57394e..2deaed83c9eb 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,18 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_local_resp_timeout(struct cm_req_msg *req_msg)
-{
-	return (u8) ((be32_to_cpu(req_msg->offset44) & 0xF8) >> 3);
-}
-
-static inline void cm_req_set_local_resp_timeout(struct cm_req_msg *req_msg,
-						 u8 resp_timeout)
-{
-	req_msg->offset44 = cpu_to_be32((resp_timeout << 3) |
-			    (be32_to_cpu(req_msg->offset44) & 0xFFFFFF07));
-}
-
 static inline u8 cm_req_get_retry_count(struct cm_req_msg *req_msg)
 {
 	return (u8) (be32_to_cpu(req_msg->offset44) & 0x7);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 21/43] RDMA/cm: Convert REQ retry count to use new scheme
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (19 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 20/43] RDMA/cm: Update REQ local response timeout Leon Romanovsky
@ 2019-10-27  7:05 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 22/43] RDMA/cm: Update REQ path MTU field Leon Romanovsky
                   ` (21 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:05 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REQ retry count to new CM_GET/CM_SET macros.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  6 +++---
 drivers/infiniband/core/cm_msgs.h | 12 ------------
 2 files changed, 3 insertions(+), 15 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index b9eec4bf6419..ea3540cf9deb 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1295,7 +1295,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	if (param->qp_type != IB_QPT_XRC_INI) {
 		CM_SET(REQ_RESPONDED_RESOURCES, req_msg,
 		       param->responder_resources);
-		cm_req_set_retry_count(req_msg, param->retry_count);
+		CM_SET(REQ_RETRY_COUNT, req_msg, param->retry_count);
 		cm_req_set_rnr_retry_count(req_msg, param->rnr_retry_count);
 		cm_req_set_srq(req_msg, param->srq);
 	}
@@ -1702,7 +1702,7 @@ static void cm_format_req_event(struct cm_work *work,
 	param->flow_control = CM_GET(REQ_END_TO_END_FLOW_CONTROL, req_msg);
 	param->remote_cm_response_timeout =
 		CM_GET(REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg);
-	param->retry_count = cm_req_get_retry_count(req_msg);
+	param->retry_count = CM_GET(REQ_RETRY_COUNT, req_msg);
 	param->rnr_retry_count = cm_req_get_rnr_retry_count(req_msg);
 	param->srq = cm_req_get_srq(req_msg);
 	param->ppath_sgid_attr = cm_id_priv->av.ah_attr.grh.sgid_attr;
@@ -2035,7 +2035,7 @@ static int cm_req_handler(struct cm_work *work)
 	cm_id_priv->path_mtu = cm_req_get_path_mtu(req_msg);
 	cm_id_priv->pkey = req_msg->pkey;
 	cm_id_priv->sq_psn = CM_GET(REQ_STARTING_PSN, req_msg);
-	cm_id_priv->retry_count = cm_req_get_retry_count(req_msg);
+	cm_id_priv->retry_count = CM_GET(REQ_RETRY_COUNT, req_msg);
 	cm_id_priv->rnr_retry_count = cm_req_get_rnr_retry_count(req_msg);
 	cm_id_priv->qp_type = cm_req_get_qp_type(req_msg);
 
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 2deaed83c9eb..ff7d4e9da833 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,18 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_retry_count(struct cm_req_msg *req_msg)
-{
-	return (u8) (be32_to_cpu(req_msg->offset44) & 0x7);
-}
-
-static inline void cm_req_set_retry_count(struct cm_req_msg *req_msg,
-					  u8 retry_count)
-{
-	req_msg->offset44 = cpu_to_be32((retry_count & 0x7) |
-			    (be32_to_cpu(req_msg->offset44) & 0xFFFFFFF8));
-}
-
 static inline u8 cm_req_get_path_mtu(struct cm_req_msg *req_msg)
 {
 	return req_msg->offset50 >> 4;
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 22/43] RDMA/cm: Update REQ path MTU field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (20 preceding siblings ...)
  2019-10-27  7:05 ` [PATCH rdma-next 21/43] RDMA/cm: Convert REQ retry count to use new scheme Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 23/43] RDMA/cm: Convert REQ RNR retry timeout counter Leon Romanovsky
                   ` (20 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REQ path MTU field to use CM_GET/CM_SET macros.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  8 ++++----
 drivers/infiniband/core/cm_msgs.h | 10 ----------
 2 files changed, 4 insertions(+), 14 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index ea3540cf9deb..442fb4dee55b 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1289,7 +1289,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	CM_SET(REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg,
 	       param->local_cm_response_timeout);
 	req_msg->pkey = param->primary_path->pkey;
-	cm_req_set_path_mtu(req_msg, param->primary_path->mtu);
+	CM_SET(REQ_PATH_PACKET_PAYLOAD_MTU, req_msg, param->primary_path->mtu);
 	cm_req_set_max_cm_retries(req_msg, param->max_cm_retries);
 
 	if (param->qp_type != IB_QPT_XRC_INI) {
@@ -1576,7 +1576,7 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 	primary_path->pkey = req_msg->pkey;
 	primary_path->sl = cm_req_get_primary_sl(req_msg);
 	primary_path->mtu_selector = IB_SA_EQ;
-	primary_path->mtu = cm_req_get_path_mtu(req_msg);
+	primary_path->mtu = CM_GET(REQ_PATH_PACKET_PAYLOAD_MTU, req_msg);
 	primary_path->rate_selector = IB_SA_EQ;
 	primary_path->rate = cm_req_get_primary_packet_rate(req_msg);
 	primary_path->packet_life_time_selector = IB_SA_EQ;
@@ -1597,7 +1597,7 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 		alt_path->pkey = req_msg->pkey;
 		alt_path->sl = cm_req_get_alt_sl(req_msg);
 		alt_path->mtu_selector = IB_SA_EQ;
-		alt_path->mtu = cm_req_get_path_mtu(req_msg);
+		alt_path->mtu = CM_GET(REQ_PATH_PACKET_PAYLOAD_MTU, req_msg);
 		alt_path->rate_selector = IB_SA_EQ;
 		alt_path->rate = cm_req_get_alt_packet_rate(req_msg);
 		alt_path->packet_life_time_selector = IB_SA_EQ;
@@ -2032,7 +2032,7 @@ static int cm_req_handler(struct cm_work *work)
 	cm_id_priv->remote_qpn = CM_GET(REQ_LOCAL_QPN, req_msg);
 	cm_id_priv->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
 	cm_id_priv->responder_resources = CM_GET(REQ_INITIATOR_DEPTH, req_msg);
-	cm_id_priv->path_mtu = cm_req_get_path_mtu(req_msg);
+	cm_id_priv->path_mtu = CM_GET(REQ_PATH_PACKET_PAYLOAD_MTU, req_msg);
 	cm_id_priv->pkey = req_msg->pkey;
 	cm_id_priv->sq_psn = CM_GET(REQ_STARTING_PSN, req_msg);
 	cm_id_priv->retry_count = CM_GET(REQ_RETRY_COUNT, req_msg);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index ff7d4e9da833..485bfc523c64 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,16 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_path_mtu(struct cm_req_msg *req_msg)
-{
-	return req_msg->offset50 >> 4;
-}
-
-static inline void cm_req_set_path_mtu(struct cm_req_msg *req_msg, u8 path_mtu)
-{
-	req_msg->offset50 = (u8) ((req_msg->offset50 & 0xF) | (path_mtu << 4));
-}
-
 static inline u8 cm_req_get_rnr_retry_count(struct cm_req_msg *req_msg)
 {
 	return req_msg->offset50 & 0x7;
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 23/43] RDMA/cm: Convert REQ RNR retry timeout counter
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (21 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 22/43] RDMA/cm: Update REQ path MTU field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 24/43] RDMA/cm: Convert REQ MAX CM retries Leon Romanovsky
                   ` (19 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REQ RNR retry timeout counter to new scheme.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  6 +++---
 drivers/infiniband/core/cm_msgs.h | 12 ------------
 2 files changed, 3 insertions(+), 15 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 442fb4dee55b..64b416e7f183 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1296,7 +1296,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 		CM_SET(REQ_RESPONDED_RESOURCES, req_msg,
 		       param->responder_resources);
 		CM_SET(REQ_RETRY_COUNT, req_msg, param->retry_count);
-		cm_req_set_rnr_retry_count(req_msg, param->rnr_retry_count);
+		CM_SET(REQ_RNR_RETRY_COUNT, req_msg, param->rnr_retry_count);
 		cm_req_set_srq(req_msg, param->srq);
 	}
 
@@ -1703,7 +1703,7 @@ static void cm_format_req_event(struct cm_work *work,
 	param->remote_cm_response_timeout =
 		CM_GET(REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg);
 	param->retry_count = CM_GET(REQ_RETRY_COUNT, req_msg);
-	param->rnr_retry_count = cm_req_get_rnr_retry_count(req_msg);
+	param->rnr_retry_count = CM_GET(REQ_RNR_RETRY_COUNT, req_msg);
 	param->srq = cm_req_get_srq(req_msg);
 	param->ppath_sgid_attr = cm_id_priv->av.ah_attr.grh.sgid_attr;
 	work->cm_event.private_data = &req_msg->private_data;
@@ -2036,7 +2036,7 @@ static int cm_req_handler(struct cm_work *work)
 	cm_id_priv->pkey = req_msg->pkey;
 	cm_id_priv->sq_psn = CM_GET(REQ_STARTING_PSN, req_msg);
 	cm_id_priv->retry_count = CM_GET(REQ_RETRY_COUNT, req_msg);
-	cm_id_priv->rnr_retry_count = cm_req_get_rnr_retry_count(req_msg);
+	cm_id_priv->rnr_retry_count = CM_GET(REQ_RNR_RETRY_COUNT, req_msg);
 	cm_id_priv->qp_type = cm_req_get_qp_type(req_msg);
 
 	cm_format_req_event(work, cm_id_priv, &listen_cm_id_priv->id);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 485bfc523c64..37e9bf512940 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,18 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_rnr_retry_count(struct cm_req_msg *req_msg)
-{
-	return req_msg->offset50 & 0x7;
-}
-
-static inline void cm_req_set_rnr_retry_count(struct cm_req_msg *req_msg,
-					      u8 rnr_retry_count)
-{
-	req_msg->offset50 = (u8) ((req_msg->offset50 & 0xF8) |
-				  (rnr_retry_count & 0x7));
-}
-
 static inline u8 cm_req_get_max_cm_retries(struct cm_req_msg *req_msg)
 {
 	return req_msg->offset51 >> 4;
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 24/43] RDMA/cm: Convert REQ MAX CM retries
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (22 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 23/43] RDMA/cm: Convert REQ RNR retry timeout counter Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 25/43] RDMA/cm: Convert REQ SRQ field Leon Romanovsky
                   ` (18 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REQ MAX CM retries to new scheme.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  4 ++--
 drivers/infiniband/core/cm_msgs.h | 11 -----------
 2 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 64b416e7f183..0450d75f8d53 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1290,7 +1290,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	       param->local_cm_response_timeout);
 	req_msg->pkey = param->primary_path->pkey;
 	CM_SET(REQ_PATH_PACKET_PAYLOAD_MTU, req_msg, param->primary_path->mtu);
-	cm_req_set_max_cm_retries(req_msg, param->max_cm_retries);
+	CM_SET(REQ_MAX_CM_RETRIES, req_msg, param->max_cm_retries);
 
 	if (param->qp_type != IB_QPT_XRC_INI) {
 		CM_SET(REQ_RESPONDED_RESOURCES, req_msg,
@@ -2028,7 +2028,7 @@ static int cm_req_handler(struct cm_work *work)
 	cm_id_priv->tid = req_msg->hdr.tid;
 	cm_id_priv->timeout_ms = cm_convert_to_ms(
 		CM_GET(REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg));
-	cm_id_priv->max_cm_retries = cm_req_get_max_cm_retries(req_msg);
+	cm_id_priv->max_cm_retries = CM_GET(REQ_MAX_CM_RETRIES, req_msg);
 	cm_id_priv->remote_qpn = CM_GET(REQ_LOCAL_QPN, req_msg);
 	cm_id_priv->initiator_depth = CM_GET(REQ_RESPONDED_RESOURCES, req_msg);
 	cm_id_priv->responder_resources = CM_GET(REQ_INITIATOR_DEPTH, req_msg);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 37e9bf512940..677b61a85e1f 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,17 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_max_cm_retries(struct cm_req_msg *req_msg)
-{
-	return req_msg->offset51 >> 4;
-}
-
-static inline void cm_req_set_max_cm_retries(struct cm_req_msg *req_msg,
-					     u8 retries)
-{
-	req_msg->offset51 = (u8) ((req_msg->offset51 & 0xF) | (retries << 4));
-}
-
 static inline u8 cm_req_get_srq(struct cm_req_msg *req_msg)
 {
 	return (req_msg->offset51 & 0x8) >> 3;
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 25/43] RDMA/cm: Convert REQ SRQ field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (23 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 24/43] RDMA/cm: Convert REQ MAX CM retries Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 26/43] RDMA/cm: Convert REQ flow label field Leon Romanovsky
                   ` (17 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REQ SRQ field to new scheme.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  4 ++--
 drivers/infiniband/core/cm_msgs.h | 11 -----------
 2 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 0450d75f8d53..d28501559d7d 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1297,7 +1297,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 		       param->responder_resources);
 		CM_SET(REQ_RETRY_COUNT, req_msg, param->retry_count);
 		CM_SET(REQ_RNR_RETRY_COUNT, req_msg, param->rnr_retry_count);
-		cm_req_set_srq(req_msg, param->srq);
+		CM_SET(REQ_SRQ, req_msg, param->srq);
 	}
 
 	req_msg->primary_local_gid = pri_path->sgid;
@@ -1704,7 +1704,7 @@ static void cm_format_req_event(struct cm_work *work,
 		CM_GET(REQ_LOCAL_CM_RESPONSE_TIMEOUT, req_msg);
 	param->retry_count = CM_GET(REQ_RETRY_COUNT, req_msg);
 	param->rnr_retry_count = CM_GET(REQ_RNR_RETRY_COUNT, req_msg);
-	param->srq = cm_req_get_srq(req_msg);
+	param->srq = CM_GET(REQ_SRQ, req_msg);
 	param->ppath_sgid_attr = cm_id_priv->av.ah_attr.grh.sgid_attr;
 	work->cm_event.private_data = &req_msg->private_data;
 	work->cm_event.private_data_len = CM_REQ_PRIVATE_DATA_SIZE;
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 677b61a85e1f..112ece857fd8 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,17 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_srq(struct cm_req_msg *req_msg)
-{
-	return (req_msg->offset51 & 0x8) >> 3;
-}
-
-static inline void cm_req_set_srq(struct cm_req_msg *req_msg, u8 srq)
-{
-	req_msg->offset51 = (u8) ((req_msg->offset51 & 0xF7) |
-				  ((srq & 0x1) << 3));
-}
-
 static inline __be32 cm_req_get_primary_flow_label(struct cm_req_msg *req_msg)
 {
 	return cpu_to_be32(be32_to_cpu(req_msg->primary_offset88) >> 12);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 26/43] RDMA/cm: Convert REQ flow label field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (24 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 25/43] RDMA/cm: Convert REQ SRQ field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 27/43] RDMA/cm: Convert REQ packet rate Leon Romanovsky
                   ` (16 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Use new CM_GET/CM_SET macros.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 13 ++++++++-----
 drivers/infiniband/core/cm_msgs.h | 28 ----------------------------
 2 files changed, 8 insertions(+), 33 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index d28501559d7d..a1bee95ba9bd 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1318,7 +1318,8 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 		req_msg->primary_local_lid = IB_LID_PERMISSIVE;
 		req_msg->primary_remote_lid = IB_LID_PERMISSIVE;
 	}
-	cm_req_set_primary_flow_label(req_msg, pri_path->flow_label);
+	CM_SET(REQ_PRIMARY_FLOW_LABEL, req_msg,
+	       be32_to_cpu(pri_path->flow_label));
 	cm_req_set_primary_packet_rate(req_msg, pri_path->rate);
 	req_msg->primary_traffic_class = pri_path->traffic_class;
 	req_msg->primary_hop_limit = pri_path->hop_limit;
@@ -1352,8 +1353,8 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 			req_msg->alt_local_lid = IB_LID_PERMISSIVE;
 			req_msg->alt_remote_lid = IB_LID_PERMISSIVE;
 		}
-		cm_req_set_alt_flow_label(req_msg,
-					  alt_path->flow_label);
+		CM_SET(REQ_ALTERNATE_FLOW_LABEL, req_msg,
+		       be32_to_cpu(alt_path->flow_label));
 		cm_req_set_alt_packet_rate(req_msg, alt_path->rate);
 		req_msg->alt_traffic_class = alt_path->traffic_class;
 		req_msg->alt_hop_limit = alt_path->hop_limit;
@@ -1569,7 +1570,8 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 {
 	primary_path->dgid = req_msg->primary_local_gid;
 	primary_path->sgid = req_msg->primary_remote_gid;
-	primary_path->flow_label = cm_req_get_primary_flow_label(req_msg);
+	primary_path->flow_label =
+		cpu_to_be32(CM_GET(REQ_PRIMARY_FLOW_LABEL, req_msg));
 	primary_path->hop_limit = req_msg->primary_hop_limit;
 	primary_path->traffic_class = req_msg->primary_traffic_class;
 	primary_path->reversible = 1;
@@ -1590,7 +1592,8 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 	if (cm_req_has_alt_path(req_msg)) {
 		alt_path->dgid = req_msg->alt_local_gid;
 		alt_path->sgid = req_msg->alt_remote_gid;
-		alt_path->flow_label = cm_req_get_alt_flow_label(req_msg);
+		alt_path->flow_label =
+			cpu_to_be32(CM_GET(REQ_ALTERNATE_FLOW_LABEL, req_msg));
 		alt_path->hop_limit = req_msg->alt_hop_limit;
 		alt_path->traffic_class = req_msg->alt_traffic_class;
 		alt_path->reversible = 1;
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 112ece857fd8..dfcdfe2cd5ba 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,20 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline __be32 cm_req_get_primary_flow_label(struct cm_req_msg *req_msg)
-{
-	return cpu_to_be32(be32_to_cpu(req_msg->primary_offset88) >> 12);
-}
-
-static inline void cm_req_set_primary_flow_label(struct cm_req_msg *req_msg,
-						 __be32 flow_label)
-{
-	req_msg->primary_offset88 = cpu_to_be32(
-				    (be32_to_cpu(req_msg->primary_offset88) &
-				     0x00000FFF) |
-				     (be32_to_cpu(flow_label) << 12));
-}
-
 static inline u8 cm_req_get_primary_packet_rate(struct cm_req_msg *req_msg)
 {
 	return (u8) (be32_to_cpu(req_msg->primary_offset88) & 0x3F);
@@ -462,20 +448,6 @@ static inline void cm_req_set_primary_local_ack_timeout(struct cm_req_msg *req_m
 					  (local_ack_timeout << 3));
 }
 
-static inline __be32 cm_req_get_alt_flow_label(struct cm_req_msg *req_msg)
-{
-	return cpu_to_be32(be32_to_cpu(req_msg->alt_offset132) >> 12);
-}
-
-static inline void cm_req_set_alt_flow_label(struct cm_req_msg *req_msg,
-					     __be32 flow_label)
-{
-	req_msg->alt_offset132 = cpu_to_be32(
-				 (be32_to_cpu(req_msg->alt_offset132) &
-				  0x00000FFF) |
-				  (be32_to_cpu(flow_label) << 12));
-}
-
 static inline u8 cm_req_get_alt_packet_rate(struct cm_req_msg *req_msg)
 {
 	return (u8) (be32_to_cpu(req_msg->alt_offset132) & 0x3F);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 27/43] RDMA/cm: Convert REQ packet rate
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (25 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 26/43] RDMA/cm: Convert REQ flow label field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 28/43] RDMA/cm: Convert REQ SL fields Leon Romanovsky
                   ` (15 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Change primary and alternate packet rate fields to use newly
introduced macros.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  8 ++++----
 drivers/infiniband/core/cm_msgs.h | 26 --------------------------
 2 files changed, 4 insertions(+), 30 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index a1bee95ba9bd..a081eb5b1ac7 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1320,7 +1320,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	}
 	CM_SET(REQ_PRIMARY_FLOW_LABEL, req_msg,
 	       be32_to_cpu(pri_path->flow_label));
-	cm_req_set_primary_packet_rate(req_msg, pri_path->rate);
+	CM_SET(REQ_PRIMARY_PACKET_RATE, req_msg, pri_path->rate);
 	req_msg->primary_traffic_class = pri_path->traffic_class;
 	req_msg->primary_hop_limit = pri_path->hop_limit;
 	cm_req_set_primary_sl(req_msg, pri_path->sl);
@@ -1355,7 +1355,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 		}
 		CM_SET(REQ_ALTERNATE_FLOW_LABEL, req_msg,
 		       be32_to_cpu(alt_path->flow_label));
-		cm_req_set_alt_packet_rate(req_msg, alt_path->rate);
+		CM_SET(REQ_ALTERNATE_PACKET_RATE, req_msg, alt_path->rate);
 		req_msg->alt_traffic_class = alt_path->traffic_class;
 		req_msg->alt_hop_limit = alt_path->hop_limit;
 		cm_req_set_alt_sl(req_msg, alt_path->sl);
@@ -1580,7 +1580,7 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 	primary_path->mtu_selector = IB_SA_EQ;
 	primary_path->mtu = CM_GET(REQ_PATH_PACKET_PAYLOAD_MTU, req_msg);
 	primary_path->rate_selector = IB_SA_EQ;
-	primary_path->rate = cm_req_get_primary_packet_rate(req_msg);
+	primary_path->rate = CM_GET(REQ_PRIMARY_PACKET_RATE, req_msg);
 	primary_path->packet_life_time_selector = IB_SA_EQ;
 	primary_path->packet_life_time =
 		cm_req_get_primary_local_ack_timeout(req_msg);
@@ -1602,7 +1602,7 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 		alt_path->mtu_selector = IB_SA_EQ;
 		alt_path->mtu = CM_GET(REQ_PATH_PACKET_PAYLOAD_MTU, req_msg);
 		alt_path->rate_selector = IB_SA_EQ;
-		alt_path->rate = cm_req_get_alt_packet_rate(req_msg);
+		alt_path->rate = CM_GET(REQ_ALTERNATE_PACKET_RATE, req_msg);
 		alt_path->packet_life_time_selector = IB_SA_EQ;
 		alt_path->packet_life_time =
 			cm_req_get_alt_local_ack_timeout(req_msg);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index dfcdfe2cd5ba..b272587ee226 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,19 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_primary_packet_rate(struct cm_req_msg *req_msg)
-{
-	return (u8) (be32_to_cpu(req_msg->primary_offset88) & 0x3F);
-}
-
-static inline void cm_req_set_primary_packet_rate(struct cm_req_msg *req_msg,
-						  u8 rate)
-{
-	req_msg->primary_offset88 = cpu_to_be32(
-				    (be32_to_cpu(req_msg->primary_offset88) &
-				     0xFFFFFFC0) | (rate & 0x3F));
-}
-
 static inline u8 cm_req_get_primary_sl(struct cm_req_msg *req_msg)
 {
 	return (u8) (req_msg->primary_offset94 >> 4);
@@ -448,19 +435,6 @@ static inline void cm_req_set_primary_local_ack_timeout(struct cm_req_msg *req_m
 					  (local_ack_timeout << 3));
 }
 
-static inline u8 cm_req_get_alt_packet_rate(struct cm_req_msg *req_msg)
-{
-	return (u8) (be32_to_cpu(req_msg->alt_offset132) & 0x3F);
-}
-
-static inline void cm_req_set_alt_packet_rate(struct cm_req_msg *req_msg,
-					      u8 rate)
-{
-	req_msg->alt_offset132 = cpu_to_be32(
-				 (be32_to_cpu(req_msg->alt_offset132) &
-				  0xFFFFFFC0) | (rate & 0x3F));
-}
-
 static inline u8 cm_req_get_alt_sl(struct cm_req_msg *req_msg)
 {
 	return (u8) (req_msg->alt_offset138 >> 4);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 28/43] RDMA/cm: Convert REQ SL fields
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (26 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 27/43] RDMA/cm: Convert REQ packet rate Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 29/43] RDMA/cm: Convert REQ subnet local fields Leon Romanovsky
                   ` (14 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REQ SL fields.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 12 ++++++------
 drivers/infiniband/core/cm_msgs.h | 22 ----------------------
 2 files changed, 6 insertions(+), 28 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index a081eb5b1ac7..9f27dbc38707 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1323,7 +1323,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	CM_SET(REQ_PRIMARY_PACKET_RATE, req_msg, pri_path->rate);
 	req_msg->primary_traffic_class = pri_path->traffic_class;
 	req_msg->primary_hop_limit = pri_path->hop_limit;
-	cm_req_set_primary_sl(req_msg, pri_path->sl);
+	CM_SET(REQ_PRIMARY_SL, req_msg, pri_path->sl);
 	cm_req_set_primary_subnet_local(req_msg, (pri_path->hop_limit <= 1));
 	cm_req_set_primary_local_ack_timeout(req_msg,
 		cm_ack_timeout(cm_id_priv->av.port->cm_dev->ack_delay,
@@ -1358,7 +1358,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 		CM_SET(REQ_ALTERNATE_PACKET_RATE, req_msg, alt_path->rate);
 		req_msg->alt_traffic_class = alt_path->traffic_class;
 		req_msg->alt_hop_limit = alt_path->hop_limit;
-		cm_req_set_alt_sl(req_msg, alt_path->sl);
+		CM_SET(REQ_ALTERNATE_SL, req_msg, alt_path->sl);
 		cm_req_set_alt_subnet_local(req_msg, (alt_path->hop_limit <= 1));
 		cm_req_set_alt_local_ack_timeout(req_msg,
 			cm_ack_timeout(cm_id_priv->av.port->cm_dev->ack_delay,
@@ -1576,7 +1576,7 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 	primary_path->traffic_class = req_msg->primary_traffic_class;
 	primary_path->reversible = 1;
 	primary_path->pkey = req_msg->pkey;
-	primary_path->sl = cm_req_get_primary_sl(req_msg);
+	primary_path->sl = CM_GET(REQ_PRIMARY_SL, req_msg);
 	primary_path->mtu_selector = IB_SA_EQ;
 	primary_path->mtu = CM_GET(REQ_PATH_PACKET_PAYLOAD_MTU, req_msg);
 	primary_path->rate_selector = IB_SA_EQ;
@@ -1598,7 +1598,7 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 		alt_path->traffic_class = req_msg->alt_traffic_class;
 		alt_path->reversible = 1;
 		alt_path->pkey = req_msg->pkey;
-		alt_path->sl = cm_req_get_alt_sl(req_msg);
+		alt_path->sl = CM_GET(REQ_ALTERNATE_SL, req_msg);
 		alt_path->mtu_selector = IB_SA_EQ;
 		alt_path->mtu = CM_GET(REQ_PATH_PACKET_PAYLOAD_MTU, req_msg);
 		alt_path->rate_selector = IB_SA_EQ;
@@ -1910,7 +1910,7 @@ static void cm_process_routed_req(struct cm_req_msg *req_msg, struct ib_wc *wc)
 	if (!cm_req_get_primary_subnet_local(req_msg)) {
 		if (req_msg->primary_local_lid == IB_LID_PERMISSIVE) {
 			req_msg->primary_local_lid = ib_lid_be16(wc->slid);
-			cm_req_set_primary_sl(req_msg, wc->sl);
+			CM_SET(REQ_PRIMARY_SL, req_msg, wc->sl);
 		}
 
 		if (req_msg->primary_remote_lid == IB_LID_PERMISSIVE)
@@ -1920,7 +1920,7 @@ static void cm_process_routed_req(struct cm_req_msg *req_msg, struct ib_wc *wc)
 	if (!cm_req_get_alt_subnet_local(req_msg)) {
 		if (req_msg->alt_local_lid == IB_LID_PERMISSIVE) {
 			req_msg->alt_local_lid = ib_lid_be16(wc->slid);
-			cm_req_set_alt_sl(req_msg, wc->sl);
+			CM_SET(REQ_ALTERNATE_SL, req_msg, wc->sl);
 		}
 
 		if (req_msg->alt_remote_lid == IB_LID_PERMISSIVE)
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index b272587ee226..3ed35a44481d 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,17 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_primary_sl(struct cm_req_msg *req_msg)
-{
-	return (u8) (req_msg->primary_offset94 >> 4);
-}
-
-static inline void cm_req_set_primary_sl(struct cm_req_msg *req_msg, u8 sl)
-{
-	req_msg->primary_offset94 = (u8) ((req_msg->primary_offset94 & 0x0F) |
-					  (sl << 4));
-}
-
 static inline u8 cm_req_get_primary_subnet_local(struct cm_req_msg *req_msg)
 {
 	return (u8) ((req_msg->primary_offset94 & 0x08) >> 3);
@@ -435,17 +424,6 @@ static inline void cm_req_set_primary_local_ack_timeout(struct cm_req_msg *req_m
 					  (local_ack_timeout << 3));
 }
 
-static inline u8 cm_req_get_alt_sl(struct cm_req_msg *req_msg)
-{
-	return (u8) (req_msg->alt_offset138 >> 4);
-}
-
-static inline void cm_req_set_alt_sl(struct cm_req_msg *req_msg, u8 sl)
-{
-	req_msg->alt_offset138 = (u8) ((req_msg->alt_offset138 & 0x0F) |
-				       (sl << 4));
-}
-
 static inline u8 cm_req_get_alt_subnet_local(struct cm_req_msg *req_msg)
 {
 	return (u8) ((req_msg->alt_offset138 & 0x08) >> 3);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 29/43] RDMA/cm: Convert REQ subnet local fields
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (27 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 28/43] RDMA/cm: Convert REQ SL fields Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 30/43] RDMA/cm: Convert REQ local ack timeout Leon Romanovsky
                   ` (13 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REQ subnet local fields.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  9 +++++----
 drivers/infiniband/core/cm_msgs.h | 24 ------------------------
 2 files changed, 5 insertions(+), 28 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 9f27dbc38707..36abe43ad8a6 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1324,7 +1324,7 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	req_msg->primary_traffic_class = pri_path->traffic_class;
 	req_msg->primary_hop_limit = pri_path->hop_limit;
 	CM_SET(REQ_PRIMARY_SL, req_msg, pri_path->sl);
-	cm_req_set_primary_subnet_local(req_msg, (pri_path->hop_limit <= 1));
+	CM_SET(REQ_PRIMARY_SUBNET_LOCAL, req_msg, (pri_path->hop_limit <= 1));
 	cm_req_set_primary_local_ack_timeout(req_msg,
 		cm_ack_timeout(cm_id_priv->av.port->cm_dev->ack_delay,
 			       pri_path->packet_life_time));
@@ -1359,7 +1359,8 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 		req_msg->alt_traffic_class = alt_path->traffic_class;
 		req_msg->alt_hop_limit = alt_path->hop_limit;
 		CM_SET(REQ_ALTERNATE_SL, req_msg, alt_path->sl);
-		cm_req_set_alt_subnet_local(req_msg, (alt_path->hop_limit <= 1));
+		CM_SET(REQ_ALTERNATE_SUBNET_LOCAL, req_msg,
+		       (alt_path->hop_limit <= 1));
 		cm_req_set_alt_local_ack_timeout(req_msg,
 			cm_ack_timeout(cm_id_priv->av.port->cm_dev->ack_delay,
 				       alt_path->packet_life_time));
@@ -1907,7 +1908,7 @@ static struct cm_id_private * cm_match_req(struct cm_work *work,
  */
 static void cm_process_routed_req(struct cm_req_msg *req_msg, struct ib_wc *wc)
 {
-	if (!cm_req_get_primary_subnet_local(req_msg)) {
+	if (!CM_GET(REQ_PRIMARY_SUBNET_LOCAL, req_msg)) {
 		if (req_msg->primary_local_lid == IB_LID_PERMISSIVE) {
 			req_msg->primary_local_lid = ib_lid_be16(wc->slid);
 			CM_SET(REQ_PRIMARY_SL, req_msg, wc->sl);
@@ -1917,7 +1918,7 @@ static void cm_process_routed_req(struct cm_req_msg *req_msg, struct ib_wc *wc)
 			req_msg->primary_remote_lid = cpu_to_be16(wc->dlid_path_bits);
 	}
 
-	if (!cm_req_get_alt_subnet_local(req_msg)) {
+	if (!CM_GET(REQ_ALTERNATE_SUBNET_LOCAL, req_msg)) {
 		if (req_msg->alt_local_lid == IB_LID_PERMISSIVE) {
 			req_msg->alt_local_lid = ib_lid_be16(wc->slid);
 			CM_SET(REQ_ALTERNATE_SL, req_msg, wc->sl);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 3ed35a44481d..0faa48a51d7b 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,18 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_primary_subnet_local(struct cm_req_msg *req_msg)
-{
-	return (u8) ((req_msg->primary_offset94 & 0x08) >> 3);
-}
-
-static inline void cm_req_set_primary_subnet_local(struct cm_req_msg *req_msg,
-						   u8 subnet_local)
-{
-	req_msg->primary_offset94 = (u8) ((req_msg->primary_offset94 & 0xF7) |
-					  ((subnet_local & 0x1) << 3));
-}
-
 static inline u8 cm_req_get_primary_local_ack_timeout(struct cm_req_msg *req_msg)
 {
 	return (u8) (req_msg->primary_offset95 >> 3);
@@ -424,18 +412,6 @@ static inline void cm_req_set_primary_local_ack_timeout(struct cm_req_msg *req_m
 					  (local_ack_timeout << 3));
 }
 
-static inline u8 cm_req_get_alt_subnet_local(struct cm_req_msg *req_msg)
-{
-	return (u8) ((req_msg->alt_offset138 & 0x08) >> 3);
-}
-
-static inline void cm_req_set_alt_subnet_local(struct cm_req_msg *req_msg,
-					       u8 subnet_local)
-{
-	req_msg->alt_offset138 = (u8) ((req_msg->alt_offset138 & 0xF7) |
-				       ((subnet_local & 0x1) << 3));
-}
-
 static inline u8 cm_req_get_alt_local_ack_timeout(struct cm_req_msg *req_msg)
 {
 	return (u8) (req_msg->alt_offset139 >> 3);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 30/43] RDMA/cm: Convert REQ local ack timeout
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (28 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 29/43] RDMA/cm: Convert REQ subnet local fields Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 31/43] RDMA/cm: Convert MRA MRAed field Leon Romanovsky
                   ` (12 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REQ local ack timeout fields.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 16 ++++++++--------
 drivers/infiniband/core/cm_msgs.h | 24 ------------------------
 2 files changed, 8 insertions(+), 32 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 36abe43ad8a6..cb4b16a47e00 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1325,9 +1325,9 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 	req_msg->primary_hop_limit = pri_path->hop_limit;
 	CM_SET(REQ_PRIMARY_SL, req_msg, pri_path->sl);
 	CM_SET(REQ_PRIMARY_SUBNET_LOCAL, req_msg, (pri_path->hop_limit <= 1));
-	cm_req_set_primary_local_ack_timeout(req_msg,
-		cm_ack_timeout(cm_id_priv->av.port->cm_dev->ack_delay,
-			       pri_path->packet_life_time));
+	CM_SET(REQ_PRIMARY_LOCAL_ACK_TIMEOUT, req_msg,
+	       cm_ack_timeout(cm_id_priv->av.port->cm_dev->ack_delay,
+			      pri_path->packet_life_time));
 
 	if (alt_path) {
 		bool alt_ext = false;
@@ -1361,9 +1361,9 @@ static void cm_format_req(struct cm_req_msg *req_msg,
 		CM_SET(REQ_ALTERNATE_SL, req_msg, alt_path->sl);
 		CM_SET(REQ_ALTERNATE_SUBNET_LOCAL, req_msg,
 		       (alt_path->hop_limit <= 1));
-		cm_req_set_alt_local_ack_timeout(req_msg,
-			cm_ack_timeout(cm_id_priv->av.port->cm_dev->ack_delay,
-				       alt_path->packet_life_time));
+		CM_SET(REQ_ALTERNATE_LOCAL_ACK_TIMEOUT, req_msg,
+		       cm_ack_timeout(cm_id_priv->av.port->cm_dev->ack_delay,
+				      alt_path->packet_life_time));
 	}
 
 	if (param->private_data && param->private_data_len)
@@ -1584,7 +1584,7 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 	primary_path->rate = CM_GET(REQ_PRIMARY_PACKET_RATE, req_msg);
 	primary_path->packet_life_time_selector = IB_SA_EQ;
 	primary_path->packet_life_time =
-		cm_req_get_primary_local_ack_timeout(req_msg);
+		CM_GET(REQ_PRIMARY_LOCAL_ACK_TIMEOUT, req_msg);
 	primary_path->packet_life_time -= (primary_path->packet_life_time > 0);
 	primary_path->service_id = req_msg->service_id;
 	if (sa_path_is_roce(primary_path))
@@ -1606,7 +1606,7 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg,
 		alt_path->rate = CM_GET(REQ_ALTERNATE_PACKET_RATE, req_msg);
 		alt_path->packet_life_time_selector = IB_SA_EQ;
 		alt_path->packet_life_time =
-			cm_req_get_alt_local_ack_timeout(req_msg);
+			CM_GET(REQ_ALTERNATE_LOCAL_ACK_TIMEOUT, req_msg);
 		alt_path->packet_life_time -= (alt_path->packet_life_time > 0);
 		alt_path->service_id = req_msg->service_id;
 
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 0faa48a51d7b..8a7c0a910618 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -400,30 +400,6 @@ struct cm_req_msg {
 
 } __packed;
 
-static inline u8 cm_req_get_primary_local_ack_timeout(struct cm_req_msg *req_msg)
-{
-	return (u8) (req_msg->primary_offset95 >> 3);
-}
-
-static inline void cm_req_set_primary_local_ack_timeout(struct cm_req_msg *req_msg,
-							u8 local_ack_timeout)
-{
-	req_msg->primary_offset95 = (u8) ((req_msg->primary_offset95 & 0x07) |
-					  (local_ack_timeout << 3));
-}
-
-static inline u8 cm_req_get_alt_local_ack_timeout(struct cm_req_msg *req_msg)
-{
-	return (u8) (req_msg->alt_offset139 >> 3);
-}
-
-static inline void cm_req_set_alt_local_ack_timeout(struct cm_req_msg *req_msg,
-						    u8 local_ack_timeout)
-{
-	req_msg->alt_offset139 = (u8) ((req_msg->alt_offset139 & 0x07) |
-				       (local_ack_timeout << 3));
-}
-
 /* Message REJected or MRAed */
 enum cm_msg_response {
 	CM_MSG_RESPONSE_REQ = 0x0,
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 31/43] RDMA/cm: Convert MRA MRAed field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (29 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 30/43] RDMA/cm: Convert REQ local ack timeout Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 32/43] RDMA/cm: Convert MRA service timeout Leon Romanovsky
                   ` (11 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert MRA MRAed field.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 11 ++++++-----
 drivers/infiniband/core/cm_msgs.h | 10 ----------
 2 files changed, 6 insertions(+), 15 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index cb4b16a47e00..11502ab48d35 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1745,7 +1745,7 @@ static void cm_format_mra(struct cm_mra_msg *mra_msg,
 			  const void *private_data, u8 private_data_len)
 {
 	cm_format_mad_hdr(&mra_msg->hdr, CM_MRA_ATTR_ID, cm_id_priv->tid);
-	cm_mra_set_msg_mraed(mra_msg, msg_mraed);
+	CM_SET(MRA_MESSAGE_MRAED, mra_msg, msg_mraed);
 	mra_msg->local_comm_id = cm_id_priv->id.local_id;
 	mra_msg->remote_comm_id = cm_id_priv->id.remote_id;
 	cm_mra_set_service_timeout(mra_msg, service_timeout);
@@ -3007,7 +3007,7 @@ EXPORT_SYMBOL(ib_send_cm_mra);
 
 static struct cm_id_private * cm_acquire_mraed_id(struct cm_mra_msg *mra_msg)
 {
-	switch (cm_mra_get_msg_mraed(mra_msg)) {
+	switch (CM_GET(MRA_MESSAGE_MRAED, mra_msg)) {
 	case CM_MSG_RESPONSE_REQ:
 		return cm_acquire_id(mra_msg->remote_comm_id, 0);
 	case CM_MSG_RESPONSE_REP:
@@ -3040,21 +3040,22 @@ static int cm_mra_handler(struct cm_work *work)
 	spin_lock_irq(&cm_id_priv->lock);
 	switch (cm_id_priv->id.state) {
 	case IB_CM_REQ_SENT:
-		if (cm_mra_get_msg_mraed(mra_msg) != CM_MSG_RESPONSE_REQ ||
+		if (CM_GET(MRA_MESSAGE_MRAED, mra_msg) != CM_MSG_RESPONSE_REQ ||
 		    ib_modify_mad(cm_id_priv->av.port->mad_agent,
 				  cm_id_priv->msg, timeout))
 			goto out;
 		cm_id_priv->id.state = IB_CM_MRA_REQ_RCVD;
 		break;
 	case IB_CM_REP_SENT:
-		if (cm_mra_get_msg_mraed(mra_msg) != CM_MSG_RESPONSE_REP ||
+		if (CM_GET(MRA_MESSAGE_MRAED, mra_msg) != CM_MSG_RESPONSE_REP ||
 		    ib_modify_mad(cm_id_priv->av.port->mad_agent,
 				  cm_id_priv->msg, timeout))
 			goto out;
 		cm_id_priv->id.state = IB_CM_MRA_REP_RCVD;
 		break;
 	case IB_CM_ESTABLISHED:
-		if (cm_mra_get_msg_mraed(mra_msg) != CM_MSG_RESPONSE_OTHER ||
+		if (CM_GET(MRA_MESSAGE_MRAED, mra_msg) !=
+			    CM_MSG_RESPONSE_OTHER ||
 		    cm_id_priv->id.lap_state != IB_CM_LAP_SENT ||
 		    ib_modify_mad(cm_id_priv->av.port->mad_agent,
 				  cm_id_priv->msg, timeout)) {
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 8a7c0a910618..bf94c3dc391e 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -421,16 +421,6 @@ enum cm_msg_response {
 
 } __packed;
 
-static inline u8 cm_mra_get_msg_mraed(struct cm_mra_msg *mra_msg)
-{
-	return (u8) (mra_msg->offset8 >> 6);
-}
-
-static inline void cm_mra_set_msg_mraed(struct cm_mra_msg *mra_msg, u8 msg)
-{
-	mra_msg->offset8 = (u8) ((mra_msg->offset8 & 0x3F) | (msg << 6));
-}
-
 static inline u8 cm_mra_get_service_timeout(struct cm_mra_msg *mra_msg)
 {
 	return (u8) (mra_msg->offset9 >> 3);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 32/43] RDMA/cm: Convert MRA service timeout
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (30 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 31/43] RDMA/cm: Convert MRA MRAed field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 33/43] RDMA/cm: Update REJ struct to use new scheme Leon Romanovsky
                   ` (10 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert MRA service timeout field.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  6 +++---
 drivers/infiniband/core/cm_msgs.h | 12 ------------
 2 files changed, 3 insertions(+), 15 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 11502ab48d35..903bacb92a22 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1748,7 +1748,7 @@ static void cm_format_mra(struct cm_mra_msg *mra_msg,
 	CM_SET(MRA_MESSAGE_MRAED, mra_msg, msg_mraed);
 	mra_msg->local_comm_id = cm_id_priv->id.local_id;
 	mra_msg->remote_comm_id = cm_id_priv->id.remote_id;
-	cm_mra_set_service_timeout(mra_msg, service_timeout);
+	CM_SET(MRA_SERVICE_TIMEOUT, mra_msg, service_timeout);
 
 	if (private_data && private_data_len)
 		memcpy(mra_msg->private_data, private_data, private_data_len);
@@ -3033,8 +3033,8 @@ static int cm_mra_handler(struct cm_work *work)
 	work->cm_event.private_data = &mra_msg->private_data;
 	work->cm_event.private_data_len = CM_MRA_PRIVATE_DATA_SIZE;
 	work->cm_event.param.mra_rcvd.service_timeout =
-					cm_mra_get_service_timeout(mra_msg);
-	timeout = cm_convert_to_ms(cm_mra_get_service_timeout(mra_msg)) +
+		CM_GET(MRA_SERVICE_TIMEOUT, mra_msg);
+	timeout = cm_convert_to_ms(CM_GET(MRA_SERVICE_TIMEOUT, mra_msg)) +
 		  cm_convert_to_ms(cm_id_priv->av.timeout);
 
 	spin_lock_irq(&cm_id_priv->lock);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index bf94c3dc391e..96a27876d2ae 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -421,18 +421,6 @@ enum cm_msg_response {
 
 } __packed;
 
-static inline u8 cm_mra_get_service_timeout(struct cm_mra_msg *mra_msg)
-{
-	return (u8) (mra_msg->offset9 >> 3);
-}
-
-static inline void cm_mra_set_service_timeout(struct cm_mra_msg *mra_msg,
-					      u8 service_timeout)
-{
-	mra_msg->offset9 = (u8) ((mra_msg->offset9 & 0x07) |
-				 (service_timeout << 3));
-}
-
 struct cm_rej_msg {
 	struct ib_mad_hdr hdr;
 
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 33/43] RDMA/cm: Update REJ struct to use new scheme
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (31 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 32/43] RDMA/cm: Convert MRA service timeout Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 34/43] RDMA/cm: Convert REP target ack delay field Leon Romanovsky
                   ` (9 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert both message rejected and rejected info length fields.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 18 +++++++++---------
 drivers/infiniband/core/cm_msgs.h | 21 ---------------------
 2 files changed, 9 insertions(+), 30 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 903bacb92a22..af32d1e68b11 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1501,11 +1501,11 @@ static int cm_issue_rej(struct cm_port *port,
 	cm_format_mad_hdr(&rej_msg->hdr, CM_REJ_ATTR_ID, rcv_msg->hdr.tid);
 	rej_msg->remote_comm_id = rcv_msg->local_comm_id;
 	rej_msg->local_comm_id = rcv_msg->remote_comm_id;
-	cm_rej_set_msg_rejected(rej_msg, msg_rejected);
+	CM_SET(REJ_MESSAGE_REJECTED, rej_msg, msg_rejected);
 	rej_msg->reason = cpu_to_be16(reason);
 
 	if (ari && ari_length) {
-		cm_rej_set_reject_info_len(rej_msg, ari_length);
+		CM_SET(REJ_REJECTED_INFO_LENGTH, rej_msg, ari_length);
 		memcpy(rej_msg->ari, ari, ari_length);
 	}
 
@@ -1768,26 +1768,26 @@ static void cm_format_rej(struct cm_rej_msg *rej_msg,
 	switch(cm_id_priv->id.state) {
 	case IB_CM_REQ_RCVD:
 		rej_msg->local_comm_id = 0;
-		cm_rej_set_msg_rejected(rej_msg, CM_MSG_RESPONSE_REQ);
+		CM_SET(REJ_MESSAGE_REJECTED, rej_msg, CM_MSG_RESPONSE_REQ);
 		break;
 	case IB_CM_MRA_REQ_SENT:
 		rej_msg->local_comm_id = cm_id_priv->id.local_id;
-		cm_rej_set_msg_rejected(rej_msg, CM_MSG_RESPONSE_REQ);
+		CM_SET(REJ_MESSAGE_REJECTED, rej_msg, CM_MSG_RESPONSE_REQ);
 		break;
 	case IB_CM_REP_RCVD:
 	case IB_CM_MRA_REP_SENT:
 		rej_msg->local_comm_id = cm_id_priv->id.local_id;
-		cm_rej_set_msg_rejected(rej_msg, CM_MSG_RESPONSE_REP);
+		CM_SET(REJ_MESSAGE_REJECTED, rej_msg, CM_MSG_RESPONSE_REP);
 		break;
 	default:
 		rej_msg->local_comm_id = cm_id_priv->id.local_id;
-		cm_rej_set_msg_rejected(rej_msg, CM_MSG_RESPONSE_OTHER);
+		CM_SET(REJ_MESSAGE_REJECTED, rej_msg, CM_MSG_RESPONSE_OTHER);
 		break;
 	}
 
 	rej_msg->reason = cpu_to_be16(reason);
 	if (ari && ari_length) {
-		cm_rej_set_reject_info_len(rej_msg, ari_length);
+		CM_SET(REJ_REJECTED_INFO_LENGTH, rej_msg, ari_length);
 		memcpy(rej_msg->ari, ari, ari_length);
 	}
 
@@ -2815,7 +2815,7 @@ static void cm_format_rej_event(struct cm_work *work)
 	rej_msg = (struct cm_rej_msg *)work->mad_recv_wc->recv_buf.mad;
 	param = &work->cm_event.param.rej_rcvd;
 	param->ari = rej_msg->ari;
-	param->ari_length = cm_rej_get_reject_info_len(rej_msg);
+	param->ari_length = CM_GET(REJ_REJECTED_INFO_LENGTH, rej_msg);
 	param->reason = __be16_to_cpu(rej_msg->reason);
 	work->cm_event.private_data = &rej_msg->private_data;
 	work->cm_event.private_data_len = CM_REJ_PRIVATE_DATA_SIZE;
@@ -2846,7 +2846,7 @@ static struct cm_id_private * cm_acquire_rejected_id(struct cm_rej_msg *rej_msg)
 				cm_id_priv = NULL;
 		}
 		spin_unlock_irq(&cm.lock);
-	} else if (cm_rej_get_msg_rejected(rej_msg) == CM_MSG_RESPONSE_REQ)
+	} else if (CM_GET(REJ_MESSAGE_REJECTED, rej_msg) == CM_MSG_RESPONSE_REQ)
 		cm_id_priv = cm_acquire_id(rej_msg->remote_comm_id, 0);
 	else
 		cm_id_priv = cm_acquire_id(rej_msg->remote_comm_id, remote_id);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 96a27876d2ae..6dc1a1086820 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -437,27 +437,6 @@ struct cm_rej_msg {
 
 } __packed;
 
-static inline u8 cm_rej_get_msg_rejected(struct cm_rej_msg *rej_msg)
-{
-	return (u8) (rej_msg->offset8 >> 6);
-}
-
-static inline void cm_rej_set_msg_rejected(struct cm_rej_msg *rej_msg, u8 msg)
-{
-	rej_msg->offset8 = (u8) ((rej_msg->offset8 & 0x3F) | (msg << 6));
-}
-
-static inline u8 cm_rej_get_reject_info_len(struct cm_rej_msg *rej_msg)
-{
-	return (u8) (rej_msg->offset9 >> 1);
-}
-
-static inline void cm_rej_set_reject_info_len(struct cm_rej_msg *rej_msg,
-					      u8 len)
-{
-	rej_msg->offset9 = (u8) ((rej_msg->offset9 & 0x1) | (len << 1));
-}
-
 struct cm_rep_msg {
 	struct ib_mad_hdr hdr;
 
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 34/43] RDMA/cm: Convert REP target ack delay field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (32 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 33/43] RDMA/cm: Update REJ struct to use new scheme Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 35/43] RDMA/cm: Convert REP failover accepted field Leon Romanovsky
                   ` (8 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REP target ack delay field.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  8 ++++----
 drivers/infiniband/core/cm_msgs.h | 12 ------------
 2 files changed, 4 insertions(+), 16 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index af32d1e68b11..596be796f7bc 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2067,8 +2067,8 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg,
 	rep_msg->remote_comm_id = cm_id_priv->id.remote_id;
 	CM_SET(REP_STARTING_PSN, rep_msg, param->starting_psn);
 	rep_msg->resp_resources = param->responder_resources;
-	cm_rep_set_target_ack_delay(rep_msg,
-				    cm_id_priv->av.port->cm_dev->ack_delay);
+	CM_SET(REP_TARGET_ACK_DELAY, rep_msg,
+	       cm_id_priv->av.port->cm_dev->ack_delay);
 	cm_rep_set_failover(rep_msg, param->failover_accepted);
 	cm_rep_set_rnr_retry_count(rep_msg, param->rnr_retry_count);
 	rep_msg->local_ca_guid = cm_id_priv->id.device->node_guid;
@@ -2222,7 +2222,7 @@ static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type)
 	param->starting_psn = CM_GET(REP_STARTING_PSN, rep_msg);
 	param->responder_resources = rep_msg->initiator_depth;
 	param->initiator_depth = rep_msg->resp_resources;
-	param->target_ack_delay = cm_rep_get_target_ack_delay(rep_msg);
+	param->target_ack_delay = CM_GET(REP_TARGET_ACK_DELAY, rep_msg);
 	param->failover_accepted = cm_rep_get_failover(rep_msg);
 	param->flow_control = cm_rep_get_flow_ctrl(rep_msg);
 	param->rnr_retry_count = cm_rep_get_rnr_retry_count(rep_msg);
@@ -2368,7 +2368,7 @@ static int cm_rep_handler(struct cm_work *work)
 	cm_id_priv->responder_resources = rep_msg->initiator_depth;
 	cm_id_priv->sq_psn = CM_GET(REP_STARTING_PSN, rep_msg);
 	cm_id_priv->rnr_retry_count = cm_rep_get_rnr_retry_count(rep_msg);
-	cm_id_priv->target_ack_delay = cm_rep_get_target_ack_delay(rep_msg);
+	cm_id_priv->target_ack_delay = CM_GET(REP_TARGET_ACK_DELAY, rep_msg);
 	cm_id_priv->av.timeout =
 			cm_ack_timeout(cm_id_priv->target_ack_delay,
 				       cm_id_priv->av.timeout - 1);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 6dc1a1086820..a3207f984c32 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -462,18 +462,6 @@ struct cm_rep_msg {
 
 } __packed;
 
-static inline u8 cm_rep_get_target_ack_delay(struct cm_rep_msg *rep_msg)
-{
-	return (u8) (rep_msg->offset26 >> 3);
-}
-
-static inline void cm_rep_set_target_ack_delay(struct cm_rep_msg *rep_msg,
-					       u8 target_ack_delay)
-{
-	rep_msg->offset26 = (u8) ((rep_msg->offset26 & 0x07) |
-				  (target_ack_delay << 3));
-}
-
 static inline u8 cm_rep_get_failover(struct cm_rep_msg *rep_msg)
 {
 	return (u8) ((rep_msg->offset26 & 0x06) >> 1);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 35/43] RDMA/cm: Convert REP failover accepted field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (33 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 34/43] RDMA/cm: Convert REP target ack delay field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 36/43] RDMA/cm: Convert REP flow control field Leon Romanovsky
                   ` (7 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Update REP failover accepted field to the new scheme.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  4 ++--
 drivers/infiniband/core/cm_msgs.h | 11 -----------
 2 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 596be796f7bc..4b1f90ba4ec9 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2069,7 +2069,7 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg,
 	rep_msg->resp_resources = param->responder_resources;
 	CM_SET(REP_TARGET_ACK_DELAY, rep_msg,
 	       cm_id_priv->av.port->cm_dev->ack_delay);
-	cm_rep_set_failover(rep_msg, param->failover_accepted);
+	CM_SET(REP_FAILOVER_ACCEPTED, rep_msg, param->failover_accepted);
 	cm_rep_set_rnr_retry_count(rep_msg, param->rnr_retry_count);
 	rep_msg->local_ca_guid = cm_id_priv->id.device->node_guid;
 
@@ -2223,7 +2223,7 @@ static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type)
 	param->responder_resources = rep_msg->initiator_depth;
 	param->initiator_depth = rep_msg->resp_resources;
 	param->target_ack_delay = CM_GET(REP_TARGET_ACK_DELAY, rep_msg);
-	param->failover_accepted = cm_rep_get_failover(rep_msg);
+	param->failover_accepted = CM_GET(REP_FAILOVER_ACCEPTED, rep_msg);
 	param->flow_control = cm_rep_get_flow_ctrl(rep_msg);
 	param->rnr_retry_count = cm_rep_get_rnr_retry_count(rep_msg);
 	param->srq = cm_rep_get_srq(rep_msg);
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index a3207f984c32..fdc3cd9d2f88 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -462,17 +462,6 @@ struct cm_rep_msg {
 
 } __packed;
 
-static inline u8 cm_rep_get_failover(struct cm_rep_msg *rep_msg)
-{
-	return (u8) ((rep_msg->offset26 & 0x06) >> 1);
-}
-
-static inline void cm_rep_set_failover(struct cm_rep_msg *rep_msg, u8 failover)
-{
-	rep_msg->offset26 = (u8) ((rep_msg->offset26 & 0xF9) |
-				  ((failover & 0x3) << 1));
-}
-
 static inline u8 cm_rep_get_flow_ctrl(struct cm_rep_msg *rep_msg)
 {
 	return (u8) (rep_msg->offset26 & 0x01);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 36/43] RDMA/cm: Convert REP flow control field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (34 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 35/43] RDMA/cm: Convert REP failover accepted field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 37/43] RDMA/cm: Convert REP RNR retry count field Leon Romanovsky
                   ` (6 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REP flow control field.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  5 +++--
 drivers/infiniband/core/cm_msgs.h | 12 ------------
 2 files changed, 3 insertions(+), 14 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 4b1f90ba4ec9..2c99bd99eac3 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2075,7 +2075,8 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg,
 
 	if (cm_id_priv->qp_type != IB_QPT_XRC_TGT) {
 		rep_msg->initiator_depth = param->initiator_depth;
-		cm_rep_set_flow_ctrl(rep_msg, param->flow_control);
+		CM_SET(REP_END_TO_END_FLOW_CONTROL, rep_msg,
+		       param->flow_control);
 		cm_rep_set_srq(rep_msg, param->srq);
 		CM_SET(REP_LOCAL_QPN, rep_msg, param->qp_num);
 	} else {
@@ -2224,7 +2225,7 @@ static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type)
 	param->initiator_depth = rep_msg->resp_resources;
 	param->target_ack_delay = CM_GET(REP_TARGET_ACK_DELAY, rep_msg);
 	param->failover_accepted = CM_GET(REP_FAILOVER_ACCEPTED, rep_msg);
-	param->flow_control = cm_rep_get_flow_ctrl(rep_msg);
+	param->flow_control = CM_GET(REP_END_TO_END_FLOW_CONTROL, rep_msg);
 	param->rnr_retry_count = cm_rep_get_rnr_retry_count(rep_msg);
 	param->srq = cm_rep_get_srq(rep_msg);
 	work->cm_event.private_data = &rep_msg->private_data;
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index fdc3cd9d2f88..d9b831810dc2 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -462,18 +462,6 @@ struct cm_rep_msg {
 
 } __packed;
 
-static inline u8 cm_rep_get_flow_ctrl(struct cm_rep_msg *rep_msg)
-{
-	return (u8) (rep_msg->offset26 & 0x01);
-}
-
-static inline void cm_rep_set_flow_ctrl(struct cm_rep_msg *rep_msg,
-					    u8 flow_ctrl)
-{
-	rep_msg->offset26 = (u8) ((rep_msg->offset26 & 0xFE) |
-				  (flow_ctrl & 0x1));
-}
-
 static inline u8 cm_rep_get_rnr_retry_count(struct cm_rep_msg *rep_msg)
 {
 	return (u8) (rep_msg->offset27 >> 5);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 37/43] RDMA/cm: Convert REP RNR retry count field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (35 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 36/43] RDMA/cm: Convert REP flow control field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 38/43] RDMA/cm: Convert REP SRQ field Leon Romanovsky
                   ` (5 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REP RNR retry count field.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  6 +++---
 drivers/infiniband/core/cm_msgs.h | 12 ------------
 2 files changed, 3 insertions(+), 15 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 2c99bd99eac3..78d595c1d39b 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2070,7 +2070,7 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg,
 	CM_SET(REP_TARGET_ACK_DELAY, rep_msg,
 	       cm_id_priv->av.port->cm_dev->ack_delay);
 	CM_SET(REP_FAILOVER_ACCEPTED, rep_msg, param->failover_accepted);
-	cm_rep_set_rnr_retry_count(rep_msg, param->rnr_retry_count);
+	CM_SET(REP_RNR_RETRY_COUNT, rep_msg, param->rnr_retry_count);
 	rep_msg->local_ca_guid = cm_id_priv->id.device->node_guid;
 
 	if (cm_id_priv->qp_type != IB_QPT_XRC_TGT) {
@@ -2226,7 +2226,7 @@ static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type)
 	param->target_ack_delay = CM_GET(REP_TARGET_ACK_DELAY, rep_msg);
 	param->failover_accepted = CM_GET(REP_FAILOVER_ACCEPTED, rep_msg);
 	param->flow_control = CM_GET(REP_END_TO_END_FLOW_CONTROL, rep_msg);
-	param->rnr_retry_count = cm_rep_get_rnr_retry_count(rep_msg);
+	param->rnr_retry_count = CM_GET(REP_RNR_RETRY_COUNT, rep_msg);
 	param->srq = cm_rep_get_srq(rep_msg);
 	work->cm_event.private_data = &rep_msg->private_data;
 	work->cm_event.private_data_len = CM_REP_PRIVATE_DATA_SIZE;
@@ -2368,7 +2368,7 @@ static int cm_rep_handler(struct cm_work *work)
 	cm_id_priv->initiator_depth = rep_msg->resp_resources;
 	cm_id_priv->responder_resources = rep_msg->initiator_depth;
 	cm_id_priv->sq_psn = CM_GET(REP_STARTING_PSN, rep_msg);
-	cm_id_priv->rnr_retry_count = cm_rep_get_rnr_retry_count(rep_msg);
+	cm_id_priv->rnr_retry_count = CM_GET(REP_RNR_RETRY_COUNT, rep_msg);
 	cm_id_priv->target_ack_delay = CM_GET(REP_TARGET_ACK_DELAY, rep_msg);
 	cm_id_priv->av.timeout =
 			cm_ack_timeout(cm_id_priv->target_ack_delay,
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index d9b831810dc2..c02bba29a27d 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -462,18 +462,6 @@ struct cm_rep_msg {
 
 } __packed;
 
-static inline u8 cm_rep_get_rnr_retry_count(struct cm_rep_msg *rep_msg)
-{
-	return (u8) (rep_msg->offset27 >> 5);
-}
-
-static inline void cm_rep_set_rnr_retry_count(struct cm_rep_msg *rep_msg,
-					      u8 rnr_retry_count)
-{
-	rep_msg->offset27 = (u8) ((rep_msg->offset27 & 0x1F) |
-				  (rnr_retry_count << 5));
-}
-
 static inline u8 cm_rep_get_srq(struct cm_rep_msg *rep_msg)
 {
 	return (u8) ((rep_msg->offset27 >> 4) & 0x1);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 38/43] RDMA/cm: Convert REP SRQ field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (36 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 37/43] RDMA/cm: Convert REP RNR retry count field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 39/43] RDMA/cm: Delete unused CM LAP functions Leon Romanovsky
                   ` (4 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert REP SRQ field.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  6 +++---
 drivers/infiniband/core/cm_msgs.h | 11 -----------
 2 files changed, 3 insertions(+), 14 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 78d595c1d39b..035617f3b16c 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2077,10 +2077,10 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg,
 		rep_msg->initiator_depth = param->initiator_depth;
 		CM_SET(REP_END_TO_END_FLOW_CONTROL, rep_msg,
 		       param->flow_control);
-		cm_rep_set_srq(rep_msg, param->srq);
+		CM_SET(REP_SRQ, rep_msg, param->srq);
 		CM_SET(REP_LOCAL_QPN, rep_msg, param->qp_num);
 	} else {
-		cm_rep_set_srq(rep_msg, 1);
+		CM_SET(REP_SRQ, rep_msg, 1);
 		CM_SET(REP_LOCAL_EE_CONTEXT_NUMBER, rep_msg, param->qp_num);
 	}
 
@@ -2227,7 +2227,7 @@ static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type)
 	param->failover_accepted = CM_GET(REP_FAILOVER_ACCEPTED, rep_msg);
 	param->flow_control = CM_GET(REP_END_TO_END_FLOW_CONTROL, rep_msg);
 	param->rnr_retry_count = CM_GET(REP_RNR_RETRY_COUNT, rep_msg);
-	param->srq = cm_rep_get_srq(rep_msg);
+	param->srq = CM_GET(REP_SRQ, rep_msg);
 	work->cm_event.private_data = &rep_msg->private_data;
 	work->cm_event.private_data_len = CM_REP_PRIVATE_DATA_SIZE;
 }
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index c02bba29a27d..dfda88462818 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -462,17 +462,6 @@ struct cm_rep_msg {
 
 } __packed;
 
-static inline u8 cm_rep_get_srq(struct cm_rep_msg *rep_msg)
-{
-	return (u8) ((rep_msg->offset27 >> 4) & 0x1);
-}
-
-static inline void cm_rep_set_srq(struct cm_rep_msg *rep_msg, u8 srq)
-{
-	rep_msg->offset27 = (u8) ((rep_msg->offset27 & 0xEF) |
-				  ((srq & 0x1) << 4));
-}
-
 struct cm_rtu_msg {
 	struct ib_mad_hdr hdr;
 
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 39/43] RDMA/cm: Delete unused CM LAP functions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (37 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 38/43] RDMA/cm: Convert REP SRQ field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 40/43] RDMA/cm: Convert LAP flow label field Leon Romanovsky
                   ` (3 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Clean the code by deleting LAP functions, which are not called anyway.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 98 -------------------------------
 drivers/infiniband/core/cm_msgs.h | 58 ------------------
 2 files changed, 156 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 035617f3b16c..25a20c04e07b 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3098,104 +3098,6 @@ static int cm_mra_handler(struct cm_work *work)
 	return -EINVAL;
 }
 
-static void cm_format_lap(struct cm_lap_msg *lap_msg,
-			  struct cm_id_private *cm_id_priv,
-			  struct sa_path_rec *alternate_path,
-			  const void *private_data,
-			  u8 private_data_len)
-{
-	bool alt_ext = false;
-
-	if (alternate_path->rec_type == SA_PATH_REC_TYPE_OPA)
-		alt_ext = opa_is_extended_lid(alternate_path->opa.dlid,
-					      alternate_path->opa.slid);
-	cm_format_mad_hdr(&lap_msg->hdr, CM_LAP_ATTR_ID,
-			  cm_form_tid(cm_id_priv));
-	lap_msg->local_comm_id = cm_id_priv->id.local_id;
-	lap_msg->remote_comm_id = cm_id_priv->id.remote_id;
-	CM_SET(LAP_REMOTE_QPN_EECN, lap_msg, cm_id_priv->remote_qpn);
-	/* todo: need remote CM response timeout */
-	cm_lap_set_remote_resp_timeout(lap_msg, 0x1F);
-	lap_msg->alt_local_lid =
-		htons(ntohl(sa_path_get_slid(alternate_path)));
-	lap_msg->alt_remote_lid =
-		htons(ntohl(sa_path_get_dlid(alternate_path)));
-	lap_msg->alt_local_gid = alternate_path->sgid;
-	lap_msg->alt_remote_gid = alternate_path->dgid;
-	if (alt_ext) {
-		lap_msg->alt_local_gid.global.interface_id
-			= OPA_MAKE_ID(be32_to_cpu(alternate_path->opa.slid));
-		lap_msg->alt_remote_gid.global.interface_id
-			= OPA_MAKE_ID(be32_to_cpu(alternate_path->opa.dlid));
-	}
-	cm_lap_set_flow_label(lap_msg, alternate_path->flow_label);
-	cm_lap_set_traffic_class(lap_msg, alternate_path->traffic_class);
-	lap_msg->alt_hop_limit = alternate_path->hop_limit;
-	cm_lap_set_packet_rate(lap_msg, alternate_path->rate);
-	cm_lap_set_sl(lap_msg, alternate_path->sl);
-	cm_lap_set_subnet_local(lap_msg, 1); /* local only... */
-	cm_lap_set_local_ack_timeout(lap_msg,
-		cm_ack_timeout(cm_id_priv->av.port->cm_dev->ack_delay,
-			       alternate_path->packet_life_time));
-
-	if (private_data && private_data_len)
-		memcpy(lap_msg->private_data, private_data, private_data_len);
-}
-
-int ib_send_cm_lap(struct ib_cm_id *cm_id,
-		   struct sa_path_rec *alternate_path,
-		   const void *private_data,
-		   u8 private_data_len)
-{
-	struct cm_id_private *cm_id_priv;
-	struct ib_mad_send_buf *msg;
-	unsigned long flags;
-	int ret;
-
-	if (private_data && private_data_len > CM_LAP_PRIVATE_DATA_SIZE)
-		return -EINVAL;
-
-	cm_id_priv = container_of(cm_id, struct cm_id_private, id);
-	spin_lock_irqsave(&cm_id_priv->lock, flags);
-	if (cm_id->state != IB_CM_ESTABLISHED ||
-	    (cm_id->lap_state != IB_CM_LAP_UNINIT &&
-	     cm_id->lap_state != IB_CM_LAP_IDLE)) {
-		ret = -EINVAL;
-		goto out;
-	}
-
-	ret = cm_init_av_by_path(alternate_path, NULL, &cm_id_priv->alt_av,
-				 cm_id_priv);
-	if (ret)
-		goto out;
-	cm_id_priv->alt_av.timeout =
-			cm_ack_timeout(cm_id_priv->target_ack_delay,
-				       cm_id_priv->alt_av.timeout - 1);
-
-	ret = cm_alloc_msg(cm_id_priv, &msg);
-	if (ret)
-		goto out;
-
-	cm_format_lap((struct cm_lap_msg *) msg->mad, cm_id_priv,
-		      alternate_path, private_data, private_data_len);
-	msg->timeout_ms = cm_id_priv->timeout_ms;
-	msg->context[1] = (void *) (unsigned long) IB_CM_ESTABLISHED;
-
-	ret = ib_post_send_mad(msg, NULL);
-	if (ret) {
-		spin_unlock_irqrestore(&cm_id_priv->lock, flags);
-		cm_free_msg(msg);
-		return ret;
-	}
-
-	cm_id->lap_state = IB_CM_LAP_SENT;
-	cm_id_priv->msg = msg;
-
-out:	spin_unlock_irqrestore(&cm_id_priv->lock, flags);
-	return ret;
-}
-EXPORT_SYMBOL(ib_send_cm_lap);
-
 static void cm_format_path_lid_from_lap(struct cm_lap_msg *lap_msg,
 					struct sa_path_rec *path)
 {
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index dfda88462818..41193dc44fee 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -522,89 +522,31 @@ struct cm_lap_msg {
 	u8 private_data[CM_LAP_PRIVATE_DATA_SIZE];
 } __packed;
 
-static inline u8 cm_lap_get_remote_resp_timeout(struct cm_lap_msg *lap_msg)
-{
-	return (u8) ((be32_to_cpu(lap_msg->offset12) & 0xF8) >> 3);
-}
-
-static inline void cm_lap_set_remote_resp_timeout(struct cm_lap_msg *lap_msg,
-						  u8 resp_timeout)
-{
-	lap_msg->offset12 = cpu_to_be32((resp_timeout << 3) |
-					 (be32_to_cpu(lap_msg->offset12) &
-					  0xFFFFFF07));
-}
-
 static inline __be32 cm_lap_get_flow_label(struct cm_lap_msg *lap_msg)
 {
 	return cpu_to_be32(be32_to_cpu(lap_msg->offset56) >> 12);
 }
 
-static inline void cm_lap_set_flow_label(struct cm_lap_msg *lap_msg,
-					 __be32 flow_label)
-{
-	lap_msg->offset56 = cpu_to_be32(
-				 (be32_to_cpu(lap_msg->offset56) & 0x00000FFF) |
-				 (be32_to_cpu(flow_label) << 12));
-}
-
 static inline u8 cm_lap_get_traffic_class(struct cm_lap_msg *lap_msg)
 {
 	return (u8) be32_to_cpu(lap_msg->offset56);
 }
 
-static inline void cm_lap_set_traffic_class(struct cm_lap_msg *lap_msg,
-					    u8 traffic_class)
-{
-	lap_msg->offset56 = cpu_to_be32(traffic_class |
-					 (be32_to_cpu(lap_msg->offset56) &
-					  0xFFFFFF00));
-}
-
 static inline u8 cm_lap_get_packet_rate(struct cm_lap_msg *lap_msg)
 {
 	return lap_msg->offset61 & 0x3F;
 }
 
-static inline void cm_lap_set_packet_rate(struct cm_lap_msg *lap_msg,
-					  u8 packet_rate)
-{
-	lap_msg->offset61 = (packet_rate & 0x3F) | (lap_msg->offset61 & 0xC0);
-}
-
 static inline u8 cm_lap_get_sl(struct cm_lap_msg *lap_msg)
 {
 	return lap_msg->offset62 >> 4;
 }
 
-static inline void cm_lap_set_sl(struct cm_lap_msg *lap_msg, u8 sl)
-{
-	lap_msg->offset62 = (sl << 4) | (lap_msg->offset62 & 0x0F);
-}
-
-static inline u8 cm_lap_get_subnet_local(struct cm_lap_msg *lap_msg)
-{
-	return (lap_msg->offset62 >> 3) & 0x1;
-}
-
-static inline void cm_lap_set_subnet_local(struct cm_lap_msg *lap_msg,
-					   u8 subnet_local)
-{
-	lap_msg->offset62 = ((subnet_local & 0x1) << 3) |
-			     (lap_msg->offset61 & 0xF7);
-}
 static inline u8 cm_lap_get_local_ack_timeout(struct cm_lap_msg *lap_msg)
 {
 	return lap_msg->offset63 >> 3;
 }
 
-static inline void cm_lap_set_local_ack_timeout(struct cm_lap_msg *lap_msg,
-						u8 local_ack_timeout)
-{
-	lap_msg->offset63 = (local_ack_timeout << 3) |
-			    (lap_msg->offset63 & 0x07);
-}
-
 struct cm_apr_msg {
 	struct ib_mad_hdr hdr;
 
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 40/43] RDMA/cm: Convert LAP flow label field
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (38 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 39/43] RDMA/cm: Delete unused CM LAP functions Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 41/43] RDMA/cm: Convert LAP fields Leon Romanovsky
                   ` (2 subsequent siblings)
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert LAP flow label field.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 3 ++-
 drivers/infiniband/core/cm_msgs.h | 5 -----
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 25a20c04e07b..2fe1e8908445 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3121,7 +3121,8 @@ static void cm_format_path_from_lap(struct cm_id_private *cm_id_priv,
 {
 	path->dgid = lap_msg->alt_local_gid;
 	path->sgid = lap_msg->alt_remote_gid;
-	path->flow_label = cm_lap_get_flow_label(lap_msg);
+	path->flow_label =
+		cpu_to_be32(CM_GET(LAP_ALTERNATE_FLOW_LABEL, lap_msg));
 	path->hop_limit = lap_msg->alt_hop_limit;
 	path->traffic_class = cm_lap_get_traffic_class(lap_msg);
 	path->reversible = 1;
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 41193dc44fee..fa475a59ed53 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -522,11 +522,6 @@ struct cm_lap_msg {
 	u8 private_data[CM_LAP_PRIVATE_DATA_SIZE];
 } __packed;
 
-static inline __be32 cm_lap_get_flow_label(struct cm_lap_msg *lap_msg)
-{
-	return cpu_to_be32(be32_to_cpu(lap_msg->offset56) >> 12);
-}
-
 static inline u8 cm_lap_get_traffic_class(struct cm_lap_msg *lap_msg)
 {
 	return (u8) be32_to_cpu(lap_msg->offset56);
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 41/43] RDMA/cm: Convert LAP fields
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (39 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 40/43] RDMA/cm: Convert LAP flow label field Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 42/43] RDMA/cm: Delete unused CM ARP functions Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 43/43] RDMA/cm: Convert SIDR_REP to new scheme Leon Romanovsky
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Convert LAP fields to the new scheme.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      |  9 +++++----
 drivers/infiniband/core/cm_msgs.h | 20 --------------------
 2 files changed, 5 insertions(+), 24 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 2fe1e8908445..11dc6e2b7de2 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3124,16 +3124,17 @@ static void cm_format_path_from_lap(struct cm_id_private *cm_id_priv,
 	path->flow_label =
 		cpu_to_be32(CM_GET(LAP_ALTERNATE_FLOW_LABEL, lap_msg));
 	path->hop_limit = lap_msg->alt_hop_limit;
-	path->traffic_class = cm_lap_get_traffic_class(lap_msg);
+	path->traffic_class = CM_GET(LAP_ALTERNATE_TRAFFIC_CLASS, lap_msg);
 	path->reversible = 1;
 	path->pkey = cm_id_priv->pkey;
-	path->sl = cm_lap_get_sl(lap_msg);
+	path->sl = CM_GET(LAP_ALTERNATE_SL, lap_msg);
 	path->mtu_selector = IB_SA_EQ;
 	path->mtu = cm_id_priv->path_mtu;
 	path->rate_selector = IB_SA_EQ;
-	path->rate = cm_lap_get_packet_rate(lap_msg);
+	path->rate = CM_GET(LAP_ALTERNATE_PACKET_RATE, lap_msg);
 	path->packet_life_time_selector = IB_SA_EQ;
-	path->packet_life_time = cm_lap_get_local_ack_timeout(lap_msg);
+	path->packet_life_time =
+		CM_GET(LAP_ALTERNATE_LOCAL_ACK_TIMEOUT, lap_msg);
 	path->packet_life_time -= (path->packet_life_time > 0);
 	cm_format_path_lid_from_lap(lap_msg, path);
 }
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index fa475a59ed53..0bf214a5f388 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -522,26 +522,6 @@ struct cm_lap_msg {
 	u8 private_data[CM_LAP_PRIVATE_DATA_SIZE];
 } __packed;
 
-static inline u8 cm_lap_get_traffic_class(struct cm_lap_msg *lap_msg)
-{
-	return (u8) be32_to_cpu(lap_msg->offset56);
-}
-
-static inline u8 cm_lap_get_packet_rate(struct cm_lap_msg *lap_msg)
-{
-	return lap_msg->offset61 & 0x3F;
-}
-
-static inline u8 cm_lap_get_sl(struct cm_lap_msg *lap_msg)
-{
-	return lap_msg->offset62 >> 4;
-}
-
-static inline u8 cm_lap_get_local_ack_timeout(struct cm_lap_msg *lap_msg)
-{
-	return lap_msg->offset63 >> 3;
-}
-
 struct cm_apr_msg {
 	struct ib_mad_hdr hdr;
 
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 42/43] RDMA/cm: Delete unused CM ARP functions
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (40 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 41/43] RDMA/cm: Convert LAP fields Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  2019-10-27  7:06 ` [PATCH rdma-next 43/43] RDMA/cm: Convert SIDR_REP to new scheme Leon Romanovsky
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Clean the code by deleting ARP functions, which are not called anyway.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c | 66 ------------------------------------
 include/rdma/ib_cm.h         | 34 -------------------
 2 files changed, 100 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 11dc6e2b7de2..bc0535608bb5 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3235,72 +3235,6 @@ deref:	cm_deref_id(cm_id_priv);
 	return -EINVAL;
 }
 
-static void cm_format_apr(struct cm_apr_msg *apr_msg,
-			  struct cm_id_private *cm_id_priv,
-			  enum ib_cm_apr_status status,
-			  void *info,
-			  u8 info_length,
-			  const void *private_data,
-			  u8 private_data_len)
-{
-	cm_format_mad_hdr(&apr_msg->hdr, CM_APR_ATTR_ID, cm_id_priv->tid);
-	apr_msg->local_comm_id = cm_id_priv->id.local_id;
-	apr_msg->remote_comm_id = cm_id_priv->id.remote_id;
-	apr_msg->ap_status = (u8) status;
-
-	if (info && info_length) {
-		apr_msg->info_length = info_length;
-		memcpy(apr_msg->info, info, info_length);
-	}
-
-	if (private_data && private_data_len)
-		memcpy(apr_msg->private_data, private_data, private_data_len);
-}
-
-int ib_send_cm_apr(struct ib_cm_id *cm_id,
-		   enum ib_cm_apr_status status,
-		   void *info,
-		   u8 info_length,
-		   const void *private_data,
-		   u8 private_data_len)
-{
-	struct cm_id_private *cm_id_priv;
-	struct ib_mad_send_buf *msg;
-	unsigned long flags;
-	int ret;
-
-	if ((private_data && private_data_len > CM_APR_PRIVATE_DATA_SIZE) ||
-	    (info && info_length > CM_APR_ADDITIONAL_INFORMATION_SIZE))
-		return -EINVAL;
-
-	cm_id_priv = container_of(cm_id, struct cm_id_private, id);
-	spin_lock_irqsave(&cm_id_priv->lock, flags);
-	if (cm_id->state != IB_CM_ESTABLISHED ||
-	    (cm_id->lap_state != IB_CM_LAP_RCVD &&
-	     cm_id->lap_state != IB_CM_MRA_LAP_SENT)) {
-		ret = -EINVAL;
-		goto out;
-	}
-
-	ret = cm_alloc_msg(cm_id_priv, &msg);
-	if (ret)
-		goto out;
-
-	cm_format_apr((struct cm_apr_msg *) msg->mad, cm_id_priv, status,
-		      info, info_length, private_data, private_data_len);
-	ret = ib_post_send_mad(msg, NULL);
-	if (ret) {
-		spin_unlock_irqrestore(&cm_id_priv->lock, flags);
-		cm_free_msg(msg);
-		return ret;
-	}
-
-	cm_id->lap_state = IB_CM_LAP_IDLE;
-out:	spin_unlock_irqrestore(&cm_id_priv->lock, flags);
-	return ret;
-}
-EXPORT_SYMBOL(ib_send_cm_apr);
-
 static int cm_apr_handler(struct cm_work *work)
 {
 	struct cm_id_private *cm_id_priv;
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 6237c369dbd6..adccdc12b8e3 100644
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -483,21 +483,6 @@ int ib_send_cm_mra(struct ib_cm_id *cm_id,
 		   const void *private_data,
 		   u8 private_data_len);
 
-/**
- * ib_send_cm_lap - Sends a load alternate path request.
- * @cm_id: Connection identifier associated with the load alternate path
- *   message.
- * @alternate_path: A path record that identifies the alternate path to
- *   load.
- * @private_data: Optional user-defined private data sent with the
- *   load alternate path message.
- * @private_data_len: Size of the private data buffer, in bytes.
- */
-int ib_send_cm_lap(struct ib_cm_id *cm_id,
-		   struct sa_path_rec *alternate_path,
-		   const void *private_data,
-		   u8 private_data_len);
-
 /**
  * ib_cm_init_qp_attr - Initializes the QP attributes for use in transitioning
  *   to a specified QP state.
@@ -518,25 +503,6 @@ int ib_cm_init_qp_attr(struct ib_cm_id *cm_id,
 		       struct ib_qp_attr *qp_attr,
 		       int *qp_attr_mask);
 
-/**
- * ib_send_cm_apr - Sends an alternate path response message in response to
- *   a load alternate path request.
- * @cm_id: Connection identifier associated with the alternate path response.
- * @status: Reply status sent with the alternate path response.
- * @info: Optional additional information sent with the alternate path
- *   response.
- * @info_length: Size of the additional information, in bytes.
- * @private_data: Optional user-defined private data sent with the
- *   alternate path response message.
- * @private_data_len: Size of the private data buffer, in bytes.
- */
-int ib_send_cm_apr(struct ib_cm_id *cm_id,
-		   enum ib_cm_apr_status status,
-		   void *info,
-		   u8 info_length,
-		   const void *private_data,
-		   u8 private_data_len);
-
 struct ib_cm_sidr_req_param {
 	struct sa_path_rec	*path;
 	const struct ib_gid_attr *sgid_attr;
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* [PATCH rdma-next 43/43] RDMA/cm: Convert SIDR_REP to new scheme
  2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
                   ` (41 preceding siblings ...)
  2019-10-27  7:06 ` [PATCH rdma-next 42/43] RDMA/cm: Delete unused CM ARP functions Leon Romanovsky
@ 2019-10-27  7:06 ` Leon Romanovsky
  42 siblings, 0 replies; 47+ messages in thread
From: Leon Romanovsky @ 2019-10-27  7:06 UTC (permalink / raw)
  To: Doug Ledford, Jason Gunthorpe; +Cc: Leon Romanovsky, RDMA mailing list

From: Leon Romanovsky <leonro@mellanox.com>

Use new scheme to access SIDR_REP fields.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cm.c      | 15 ++++++++-------
 drivers/infiniband/core/cm_msgs.h | 14 --------------
 2 files changed, 8 insertions(+), 21 deletions(-)

diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index bc0535608bb5..beb67eef5fb4 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3480,10 +3480,10 @@ static void cm_format_sidr_rep(struct cm_sidr_rep_msg *sidr_rep_msg,
 	cm_format_mad_hdr(&sidr_rep_msg->hdr, CM_SIDR_REP_ATTR_ID,
 			  cm_id_priv->tid);
 	sidr_rep_msg->request_id = cm_id_priv->id.remote_id;
-	sidr_rep_msg->status = param->status;
-	cm_sidr_rep_set_qpn(sidr_rep_msg, cpu_to_be32(param->qp_num));
+	CM_SET(SIDR_REP_STATUS, sidr_rep_msg, param->status);
+	CM_SET(SIDR_REP_QPN, sidr_rep_msg, param->qp_num);
 	sidr_rep_msg->service_id = cm_id_priv->id.service_id;
-	sidr_rep_msg->qkey = cpu_to_be32(param->qkey);
+	CM_SET(SIDR_REP_Q_KEY, sidr_rep_msg, param->qkey);
 
 	if (param->info && param->info_length)
 		memcpy(sidr_rep_msg->info, param->info, param->info_length);
@@ -3551,11 +3551,12 @@ static void cm_format_sidr_rep_event(struct cm_work *work,
 	sidr_rep_msg = (struct cm_sidr_rep_msg *)
 				work->mad_recv_wc->recv_buf.mad;
 	param = &work->cm_event.param.sidr_rep_rcvd;
-	param->status = sidr_rep_msg->status;
-	param->qkey = be32_to_cpu(sidr_rep_msg->qkey);
-	param->qpn = be32_to_cpu(cm_sidr_rep_get_qpn(sidr_rep_msg));
+	param->status = CM_GET(SIDR_REP_STATUS, sidr_rep_msg);
+	param->qkey = CM_GET(SIDR_REP_Q_KEY, sidr_rep_msg);
+	param->qpn = CM_GET(SIDR_REP_QPN, sidr_rep_msg);
 	param->info = &sidr_rep_msg->info;
-	param->info_len = sidr_rep_msg->info_length;
+	param->info_len =
+		CM_GET(SIDR_REP_ADDITIONAL_INFORMATION_LENGTH, sidr_rep_msg);
 	param->sgid_attr = cm_id_priv->av.ah_attr.grh.sgid_attr;
 	work->cm_event.private_data = &sidr_rep_msg->private_data;
 	work->cm_event.private_data_len = CM_SIDR_REP_PRIVATE_DATA_SIZE;
diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h
index 0bf214a5f388..dba60f8dfafb 100644
--- a/drivers/infiniband/core/cm_msgs.h
+++ b/drivers/infiniband/core/cm_msgs.h
@@ -562,18 +562,4 @@ struct cm_sidr_rep_msg {
 
 	u8 private_data[CM_SIDR_REP_PRIVATE_DATA_SIZE];
 } __packed;
-
-static inline __be32 cm_sidr_rep_get_qpn(struct cm_sidr_rep_msg *sidr_rep_msg)
-{
-	return cpu_to_be32(be32_to_cpu(sidr_rep_msg->offset8) >> 8);
-}
-
-static inline void cm_sidr_rep_set_qpn(struct cm_sidr_rep_msg *sidr_rep_msg,
-				       __be32 qpn)
-{
-	sidr_rep_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) |
-					(be32_to_cpu(sidr_rep_msg->offset8) &
-					 0x000000FF));
-}
-
 #endif /* CM_MSGS_H */
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 47+ messages in thread

* Re: [PATCH rdma-next 01/43] RDMA/cm: Add naive SET/GET implementations to hide CM wire format
  2019-10-27  7:05 ` [PATCH rdma-next 01/43] RDMA/cm: Add naive SET/GET implementations to hide CM wire format Leon Romanovsky
@ 2019-11-15 20:45   ` Jason Gunthorpe
  2019-11-18 13:04     ` Leon Romanovsky
  0 siblings, 1 reply; 47+ messages in thread
From: Jason Gunthorpe @ 2019-11-15 20:45 UTC (permalink / raw)
  To: Leon Romanovsky; +Cc: Doug Ledford, Leon Romanovsky, RDMA mailing list

On Sun, Oct 27, 2019 at 09:05:39AM +0200, Leon Romanovsky wrote:

>  #define IB_CM_CLASS_VERSION	2 /* IB specification 1.2 */
> +#define _CM_SET(p, offset, mask, value)                                        \
> +	({                                                                     \
> +		void *field = (u8 *)p + sizeof(struct ib_mad_hdr) + offset;    \
> +		u8 bytes =                                                     \
> +			DIV_ROUND_UP(__builtin_popcount(mask), BITS_PER_BYTE); \
> +		switch (bytes) {                                               \
> +		case 1: {                                                      \
> +			*(u8 *)field &= ~mask;                                 \
> +			*(u8 *)field |= FIELD_PREP(mask, value);               \
> +		} break;                                                       \
> +		case 2: {                                                      \
> +			u16 val = ntohs(*(__be16 *)field) & ~mask;             \
> +			val |= FIELD_PREP(mask, value);                        \
> +			*(__be16 *)field = htons(val);                         \
> +		} break;                                                       \
> +		case 3: {                                                      \
> +			u32 val = ntohl(*(__be32 *)field) & ~(mask << 8);      \
> +			val |= FIELD_PREP(mask, value) << 8;                   \
> +			*(__be32 *)field = htonl(val);                         \

This doesn't work for flow label which has a 20 byte field, the <<8 is
just a hack to fix the 24 byte case.

This is also some typo's:

> + #define CM_REQ_LOCAL_EECN_OFFSET 36
> + #define CM_REQ_LOCAL_EECN_MASK GENMASK(24, 0)

Should be 23, 0

> + #define CM_REQ_PRIMARY_PACKET_RATE_OFFSET 91
> + #define CM_REQ_PRIMARY_PACKET_RATE_MASK GENMASK(3, 2)

Packet rate is a 6 bit field, not a 2 bit field

I only looked at REQ. I assume all the others have a similar error
rate.

Overall, I don't like this approach. The macros are messy/buggy and
there isn't a clear mapping of the data in the tables to the C code.

How about this instead:

static inline u32 _cm_get8(const u8 *ptr)
{
	return *ptr;
}

static inline void _cm_set8(u8 *ptr, u32 mask, u32 prep_value)
{
	*ptr = (*ptr & ~mask) | prep_value;
}

static inline u16 _cm_get16(const __be16 *ptr)
{
	return be16_to_cpu(*ptr);
}

static inline void _cm_set16(__be16 *ptr, u16 mask, u16 prep_value)
{
	*ptr = cpu_to_be16((be16_to_cpu(*ptr) & ~mask) | prep_value);
}

static inline u32 _cm_get32(const __be32 *ptr)
{
	return be32_to_cpu(*ptr);
}

static inline void _cm_set32(__be32 *ptr, u32 mask, u32 prep_value)
{
	*ptr = cpu_to_be32((be32_to_cpu(*ptr) & ~mask) | prep_value);
}

static inline u64 _cm_get64(const __be64 *ptr)
{
	/*
	 * The mads are constructed so that 32 bit and smaller are naturally
	 * aligned, everything larger has a max alignment of 4 bytes.
	 */
	return be64_to_cpu(get_unaligned(ptr));
}

static inline void _cm_set64(__be64 *ptr, u64 mask, u64 prep_value)
{
	put_unaligned(cpu_to_be64((_cm_get64(ptr) & ~mask) | prep_value), ptr);
}

#define _CM_SET(field_struct, field_offset, field_mask, mask_width, ptr,       \
		value)                                                         \
	({                                                                     \
		field_struct *_ptr = ptr;                                      \
		_cm_set##mask_width((void *)_ptr + (field_offset), field_mask, \
				    FIELD_PREP(field_mask, value));            \
	})
#define CM_SET(field, ptr, value) _CM_SET(field, ptr, value)

#define _CM_SET_GID(field, ptr, val)                                           \
	({                                                                     \
		field_struct *_ptr = ptr;                                      \
		const union ib_gid *_val = val;                                \
		memcpy((void *)_ptr + field_offset, _val, sizeof(*_out));      \
	})
#define CM_SET_GID(field, ptr, val) _CM_SET_GID(field, ptr, val)

#define _CM_GET(field_struct, field_offset, field_mask, mask_width, ptr)       \
	({                                                                     \
		const field_struct *_ptr = ptr;                                \
		(u##mask_width) FIELD_GET(                                     \
			field_mask, _cm_get##mask_width((const void *)_ptr +   \
							(field_offset)));      \
	})
#define CM_GET(field, ptr) _CM_GET(field, ptr)

#define _CM_GET_GID(field_struct, field_offset, ptr, out)                      \
	({                                                                     \
		const field_struct *_ptr = ptr;                                \
		union ib_gid *_out = out;                                      \
		memcpy(_out, (void *)_ptr + field_offset, sizeof(*_out));      \
	})
#define CM_GET_GID(field, ptr, out) _CM_GET_GID(field, ptr, out)

/*
 * The generated list becomes the parameters to the macros, the order is:
 *  - struct this applies to
 *  - starting offset of the max
 *  - GENMASK or GENMASK_ULL in CPU order
 *  - The width of data the mask operations should work on, in bits
 */

/*
 * Extraction using a tabular description like table 106. bit_offset is from
 * the Byte[Bit] notation.
 */
#define IBA_FIELD_BLOC(field_struct, byte_offset, bit_offset, num_bits)        \
	field_struct, byte_offset,                                             \
		GENMASK(7 - (bit_offset), 7 - (bit_offset) - (num_bits - 1)),  \
		8
#define IBA_FIELD8_LOC(field_struct, byte_offset, num_bits)                    \
	IBA_FIELD_BLOC(field_struct, byte_offset, 0, num_bits)

#define IBA_FIELD16_LOC(field_struct, byte_offset, num_bits)                   \
	field_struct, (byte_offset)&0xFFFE,                                    \
		GENMASK(15 - (((byte_offset) % 2) * 8),                        \
			15 - (((byte_offset) % 2) * 8) - (num_bits - 1)),      \
		16

#define IBA_FIELD32_LOC(field_struct, byte_offset, num_bits)                   \
	field_struct, (byte_offset)&0xFFFC,                                    \
		GENMASK(31 - (((byte_offset) % 4) * 8),                        \
			31 - (((byte_offset) % 4) * 8) - (num_bits - 1)),      \
		32

#define IBA_FIELD64_LOC(field_struct, byte_offset, num_bits)                   \
	field_struct, (byte_offset)&0xFFF8,                                    \
		GENMASK_ULL(63 - (((byte_offset) % 8) * 8),                    \
			    63 - (((byte_offset) % 8) * 8) - (num_bits - 1)),  \
		64

#define IBA_FIELD_GID_LOC(field_struct, byte_offset) field_struct, byte_offset

/* From Table 106 */
#define CM_REQ_LOCAL_COMM_ID IBA_FIELD32_LOC(struct cm_req_msg, 0, 32)
#define CM_REQ_SERVICE_ID IBA_FIELD64_LOC(struct cm_req_msg, 8, 64)
#define CM_REQ_LOCAL_CA_GUID IBA_FIELD64_LOC(struct cm_req_msg, 16, 64)
#define CM_REQ_LOCAL_Q_KEY IBA_FIELD32_LOC(struct cm_req_msg, 28, 32)
#define CM_REQ_LOCAL_QPN IBA_FIELD32_LOC(struct cm_req_msg, 32, 24)
#define CM_REQ_RESPONDED_RESOURCES IBA_FIELD8_LOC(struct cm_req_msg, 35, 8)
#define CM_REQ_LOCAL_EECN IBA_FIELD32_LOC(struct cm_req_msg, 36, 24)
#define CM_REQ_INITIATOR_DEPTH IBA_FIELD8_LOC(struct cm_req_msg, 39, 8)
#define CM_REQ_REMOTE_EECN IBA_FIELD32_LOC(struct cm_req_msg, 40, 24)
#define CM_REQ_REMOTE_CM_RESPONSE_TIMEOUT IBA_FIELD8_LOC(struct cm_req_msg, 43, 5)
#define CM_REQ_TRANSPORT_SERVICE_TYPE IBA_FIELD_BLOC(struct cm_req_msg, 43, 5, 2)
#define CM_REQ_END_TO_END_FLOW_CONTROL IBA_FIELD_BLOC(struct cm_req_msg, 43, 7, 1)
#define CM_REQ_STARTING_PSN IBA_FIELD32_LOC(struct cm_req_msg, 44, 24)
#define CM_REQ_LOCAL_CM_RESPONSE_TIMEOUT IBA_FIELD8_LOC(struct cm_req_msg, 47, 5)
#define CM_REQ_RETRY_COUNT IBA_FIELD_BLOC(struct cm_req_msg, 47, 5, 3)
#define CM_REQ_PARTITION_KEY IBA_FIELD16_LOC(struct cm_req_msg, 48, 16)
#define CM_REQ_PATH_PACKET_PAYLOAD_MTU IBA_FIELD8_LOC(struct cm_req_msg, 50, 4)
#define CM_REQ_RDC_EXISTS IBA_FIELD_BLOC(struct cm_req_msg, 50, 4, 1)
#define CM_REQ_RNR_RETRY_COUNT IBA_FIELD_BLOC(struct cm_req_msg, 50, 5, 3)
#define CM_REQ_MAX_CM_RETRIES IBA_FIELD8_LOC(struct cm_req_msg, 51, 4)
#define CM_REQ_SRQ IBA_FIELD_BLOC(struct cm_req_msg, 51, 4, 1)
#define CM_REQ_EXTENDED_TRANSPORT_TYPE IBA_FIELD_BLOC(struct cm_req_msg, 51, 5, 3)
#define CM_REQ_PRIMARY_LOCAL_PORT_LID IBA_FIELD16_LOC(struct cm_req_msg, 52, 16)
#define CM_REQ_PRIMARY_REMOTE_PORT_LID IBA_FIELD16_LOC(struct cm_req_msg, 54, 16)
#define CM_REQ_PRIMARY_LOCAL_PORT_GID IBA_FIELD_GID_LOC(struct cm_req_msg, 56)
#define CM_REQ_PRIMARY_REMOTE_PORT_GID IBA_FIELD_GID_LOC(struct cm_req_msg, 72)
#define CM_REQ_PRIMARY_FLOW_LABEL IBA_FIELD32_LOC(struct cm_req_msg, 88, 20)
#define CM_REQ_PRIMARY_PACKET_RATE IBA_FIELD_BLOC(struct cm_req_msg, 91, 2, 6)
#define CM_REQ_PRIMARY_TRAFFIC_CLASS IBA_FIELD8_LOC(struct cm_req_msg, 92, 8)
#define CM_REQ_PRIMARY_HOP_LIMIT IBA_FIELD8_LOC(struct cm_req_msg, 93, 8)
#define CM_REQ_PRIMARY_SL IBA_FIELD8_LOC(struct cm_req_msg, 94, 4)
#define CM_REQ_PRIMARY_SUBNET_LOCAL IBA_FIELD_BLOC(struct cm_req_msg, 94, 4, 1)
#define CM_REQ_PRIMARY_LOCAL_ACK_TIMEOUT IBA_FIELD8_LOC(struct cm_req_msg, 95, 5)
#define CM_REQ_ALTERNATE_LOCAL_PORT_LID IBA_FIELD16_LOC(struct cm_req_msg, 96, 16)
#define CM_REQ_ALTERNATE_REMOTE_PORT_LID IBA_FIELD16_LOC(struct cm_req_msg, 98, 16)
#define CM_REQ_ALTERNATE_LOCAL_PORT_GID IBA_FIELD_GID_LOC(struct cm_req_msg, 100)
#define CM_REQ_ALTERNATE_REMOTE_PORT_GID IBA_FIELD_GID_LOC(struct cm_req_msg, 116)
#define CM_REQ_ALTERNATE_FLOW_LABEL IBA_FIELD32_LOC(struct cm_req_msg, 132, 20)
#define CM_REQ_ALTERNATE_PACKET_RATE IBA_FIELD_BLOC(struct cm_req_msg, 135, 2, 6)
#define CM_REQ_ALTERNATE_TRAFFIC_CLASS IBA_FIELD8_LOC(struct cm_req_msg, 136, 8)
#define CM_REQ_ALTERNATE_HOP_LIMIT IBA_FIELD8_LOC(struct cm_req_msg, 137, 8)
#define CM_REQ_ALTERNATE_SL IBA_FIELD8_LOC(struct cm_req_msg, 138, 4)
#define CM_REQ_ALTERNATE_SUBNET_LOCAL IBA_FIELD_BLOC(struct cm_req_msg, 138, 4, 1)
#define CM_REQ_ALTERNATE_LOCAL_ACK_TIMEOUT IBA_FIELD8_LOC(struct cm_req_msg, 139, 5)
#define CM_REQ_SAP_SUPPORTED IBA_FIELD_BLOC(struct cm_req_msg, 139, 5, 1)

^ permalink raw reply	[flat|nested] 47+ messages in thread

* Re: [PATCH rdma-next 01/43] RDMA/cm: Add naive SET/GET implementations to hide CM wire format
  2019-11-15 20:45   ` Jason Gunthorpe
@ 2019-11-18 13:04     ` Leon Romanovsky
  2019-11-18 13:43       ` Jason Gunthorpe
  0 siblings, 1 reply; 47+ messages in thread
From: Leon Romanovsky @ 2019-11-18 13:04 UTC (permalink / raw)
  To: Jason Gunthorpe; +Cc: Doug Ledford, RDMA mailing list

On Fri, Nov 15, 2019 at 04:45:58PM -0400, Jason Gunthorpe wrote:
> On Sun, Oct 27, 2019 at 09:05:39AM +0200, Leon Romanovsky wrote:
>
> >  #define IB_CM_CLASS_VERSION	2 /* IB specification 1.2 */
> > +#define _CM_SET(p, offset, mask, value)                                        \
> > +	({                                                                     \
> > +		void *field = (u8 *)p + sizeof(struct ib_mad_hdr) + offset;    \
> > +		u8 bytes =                                                     \
> > +			DIV_ROUND_UP(__builtin_popcount(mask), BITS_PER_BYTE); \
> > +		switch (bytes) {                                               \
> > +		case 1: {                                                      \
> > +			*(u8 *)field &= ~mask;                                 \
> > +			*(u8 *)field |= FIELD_PREP(mask, value);               \
> > +		} break;                                                       \
> > +		case 2: {                                                      \
> > +			u16 val = ntohs(*(__be16 *)field) & ~mask;             \
> > +			val |= FIELD_PREP(mask, value);                        \
> > +			*(__be16 *)field = htons(val);                         \
> > +		} break;                                                       \
> > +		case 3: {                                                      \
> > +			u32 val = ntohl(*(__be32 *)field) & ~(mask << 8);      \
> > +			val |= FIELD_PREP(mask, value) << 8;                   \
> > +			*(__be32 *)field = htonl(val);                         \
>
> This doesn't work for flow label which has a 20 byte field, the <<8 is
> just a hack to fix the 24 byte case.
>
> This is also some typo's:
>
> > + #define CM_REQ_LOCAL_EECN_OFFSET 36
> > + #define CM_REQ_LOCAL_EECN_MASK GENMASK(24, 0)
>
> Should be 23, 0
>
> > + #define CM_REQ_PRIMARY_PACKET_RATE_OFFSET 91
> > + #define CM_REQ_PRIMARY_PACKET_RATE_MASK GENMASK(3, 2)
>
> Packet rate is a 6 bit field, not a 2 bit field
>
> I only looked at REQ. I assume all the others have a similar error
> rate.
>
> Overall, I don't like this approach. The macros are messy/buggy and
> there isn't a clear mapping of the data in the tables to the C code.
>
> How about this instead:

I very liked type safety in your solution, but I think that IBA_FIELD*_LOC()
macros add too much magic into such simple thing like spec declarations.

I'll update, recheck and resend.

Thanks

^ permalink raw reply	[flat|nested] 47+ messages in thread

* Re: [PATCH rdma-next 01/43] RDMA/cm: Add naive SET/GET implementations to hide CM wire format
  2019-11-18 13:04     ` Leon Romanovsky
@ 2019-11-18 13:43       ` Jason Gunthorpe
  0 siblings, 0 replies; 47+ messages in thread
From: Jason Gunthorpe @ 2019-11-18 13:43 UTC (permalink / raw)
  To: Leon Romanovsky; +Cc: Doug Ledford, RDMA mailing list

On Mon, Nov 18, 2019 at 03:04:58PM +0200, Leon Romanovsky wrote:
> On Fri, Nov 15, 2019 at 04:45:58PM -0400, Jason Gunthorpe wrote:
> > On Sun, Oct 27, 2019 at 09:05:39AM +0200, Leon Romanovsky wrote:
> >
> > >  #define IB_CM_CLASS_VERSION	2 /* IB specification 1.2 */
> > > +#define _CM_SET(p, offset, mask, value)                                        \
> > > +	({                                                                     \
> > > +		void *field = (u8 *)p + sizeof(struct ib_mad_hdr) + offset;    \
> > > +		u8 bytes =                                                     \
> > > +			DIV_ROUND_UP(__builtin_popcount(mask), BITS_PER_BYTE); \
> > > +		switch (bytes) {                                               \
> > > +		case 1: {                                                      \
> > > +			*(u8 *)field &= ~mask;                                 \
> > > +			*(u8 *)field |= FIELD_PREP(mask, value);               \
> > > +		} break;                                                       \
> > > +		case 2: {                                                      \
> > > +			u16 val = ntohs(*(__be16 *)field) & ~mask;             \
> > > +			val |= FIELD_PREP(mask, value);                        \
> > > +			*(__be16 *)field = htons(val);                         \
> > > +		} break;                                                       \
> > > +		case 3: {                                                      \
> > > +			u32 val = ntohl(*(__be32 *)field) & ~(mask << 8);      \
> > > +			val |= FIELD_PREP(mask, value) << 8;                   \
> > > +			*(__be32 *)field = htonl(val);                         \
> >
> > This doesn't work for flow label which has a 20 byte field, the <<8 is
> > just a hack to fix the 24 byte case.
> >
> > This is also some typo's:
> >
> > > + #define CM_REQ_LOCAL_EECN_OFFSET 36
> > > + #define CM_REQ_LOCAL_EECN_MASK GENMASK(24, 0)
> >
> > Should be 23, 0
> >
> > > + #define CM_REQ_PRIMARY_PACKET_RATE_OFFSET 91
> > > + #define CM_REQ_PRIMARY_PACKET_RATE_MASK GENMASK(3, 2)
> >
> > Packet rate is a 6 bit field, not a 2 bit field
> >
> > I only looked at REQ. I assume all the others have a similar error
> > rate.
> >
> > Overall, I don't like this approach. The macros are messy/buggy and
> > there isn't a clear mapping of the data in the tables to the C code.
> >
> > How about this instead:
> 
> I very liked type safety in your solution, but I think that IBA_FIELD*_LOC()
> macros add too much magic into such simple thing like spec declarations.

That 'magic' means we can just copy the spec text directly and don't
have to reprocess it by hand via different magic, which caused all the
mistakes above.

Jason

^ permalink raw reply	[flat|nested] 47+ messages in thread

end of thread, other threads:[~2019-11-18 13:43 UTC | newest]

Thread overview: 47+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-10-27  7:05 [PATCH rdma-next 00/43] Convert CM to bitmaps Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 01/43] RDMA/cm: Add naive SET/GET implementations to hide CM wire format Leon Romanovsky
2019-11-15 20:45   ` Jason Gunthorpe
2019-11-18 13:04     ` Leon Romanovsky
2019-11-18 13:43       ` Jason Gunthorpe
2019-10-27  7:05 ` [PATCH rdma-next 02/43] RDMA/cm: Request For Communication (REQ) message definitions Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 03/43] RDMA/cm: Message Receipt Acknowledgment (MRA) " Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 04/43] RDMA/cm: Reject (REJ) " Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 05/43] RDMA/cm: Reply To Request for communication (REP) definitions Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 06/43] RDMA/cm: Ready To Use (RTU) definitions Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 07/43] RDMA/cm: Request For Communication Release (DREQ) definitions Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 08/43] RDMA/cm: Reply To Request For Communication Release (DREP) definitions Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 09/43] RDMA/cm: Load Alternate Path (LAP) definitions Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 10/43] RDMA/cm: Alternate Path Response (APR) message definitions Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 11/43] RDMA/cm: Service ID Resolution Request (SIDR_REQ) definitions Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 12/43] RDMA/cm: Service ID Resolution Response (SIDR_REP) definitions Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 13/43] RDMA/cm: Convert QPN and EECN to be u32 variables Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 14/43] RDMA/cm: Convert REQ responded resources to the new scheme Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 15/43] RDMA/cm: Convert REQ initiator depth " Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 16/43] RDMA/cm: Convert REQ remote response timeout Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 17/43] RDMA/cm: Simplify QP type to wire protocol translation Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 18/43] RDMA/cm: Convert REQ flow control Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 19/43] RDMA/cm: Convert starting PSN to be u32 variable Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 20/43] RDMA/cm: Update REQ local response timeout Leon Romanovsky
2019-10-27  7:05 ` [PATCH rdma-next 21/43] RDMA/cm: Convert REQ retry count to use new scheme Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 22/43] RDMA/cm: Update REQ path MTU field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 23/43] RDMA/cm: Convert REQ RNR retry timeout counter Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 24/43] RDMA/cm: Convert REQ MAX CM retries Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 25/43] RDMA/cm: Convert REQ SRQ field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 26/43] RDMA/cm: Convert REQ flow label field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 27/43] RDMA/cm: Convert REQ packet rate Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 28/43] RDMA/cm: Convert REQ SL fields Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 29/43] RDMA/cm: Convert REQ subnet local fields Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 30/43] RDMA/cm: Convert REQ local ack timeout Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 31/43] RDMA/cm: Convert MRA MRAed field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 32/43] RDMA/cm: Convert MRA service timeout Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 33/43] RDMA/cm: Update REJ struct to use new scheme Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 34/43] RDMA/cm: Convert REP target ack delay field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 35/43] RDMA/cm: Convert REP failover accepted field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 36/43] RDMA/cm: Convert REP flow control field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 37/43] RDMA/cm: Convert REP RNR retry count field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 38/43] RDMA/cm: Convert REP SRQ field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 39/43] RDMA/cm: Delete unused CM LAP functions Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 40/43] RDMA/cm: Convert LAP flow label field Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 41/43] RDMA/cm: Convert LAP fields Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 42/43] RDMA/cm: Delete unused CM ARP functions Leon Romanovsky
2019-10-27  7:06 ` [PATCH rdma-next 43/43] RDMA/cm: Convert SIDR_REP to new scheme Leon Romanovsky

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