X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Frdma%2Fib_cm.h;h=ec7c6d99ed3f557208f059e1fc3d99877dd9ee12;hb=9be260a646bf76fa418ee519afa10196b3164681;hp=5308683c8c41a792f4e02c353056f2b69fab974d;hpb=354ba39cf96e439149541acf3c6c7c0df0a3ef25;p=safe%2Fjmp%2Flinux-2.6 diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h index 5308683..ec7c6d9 100644 --- a/include/rdma/ib_cm.h +++ b/include/rdma/ib_cm.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2004 Intel Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Intel Corporation. All rights reserved. * Copyright (c) 2004 Topspin Corporation. All rights reserved. * Copyright (c) 2004 Voltaire Corporation. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. @@ -31,8 +31,6 @@ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. - * - * $Id: ib_cm.h 2730 2005-06-28 16:43:03Z sean.hefty $ */ #if !defined(IB_CM_H) #define IB_CM_H @@ -60,6 +58,7 @@ enum ib_cm_state { }; enum ib_cm_lap_state { + IB_CM_LAP_UNINIT, IB_CM_LAP_IDLE, IB_CM_LAP_SENT, IB_CM_LAP_RCVD, @@ -102,14 +101,14 @@ 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 + IB_CM_SIDR_REP_INFO_LENGTH = 72, + IB_CM_COMPARE_SIZE = 64 }; struct ib_cm_id; struct ib_cm_req_event_param { struct ib_cm_id *listen_id; - struct ib_device *device; u8 port; struct ib_sa_path_rec *primary_path; @@ -220,7 +219,6 @@ struct ib_cm_apr_event_param { struct ib_cm_sidr_req_event_param { struct ib_cm_id *listen_id; - struct ib_device *device; u8 port; u16 pkey; }; @@ -240,7 +238,6 @@ struct ib_cm_sidr_rep_event_param { u32 qpn; void *info; u8 info_len; - }; struct ib_cm_event { @@ -284,6 +281,7 @@ typedef int (*ib_cm_handler)(struct ib_cm_id *cm_id, struct ib_cm_id { ib_cm_handler cm_handler; void *context; + struct ib_device *device; __be64 service_id; __be64 service_mask; enum ib_cm_state state; /* internal CM/debug use */ @@ -295,6 +293,8 @@ struct ib_cm_id { /** * ib_create_cm_id - Allocate a communication identifier. + * @device: Device associated with the cm_id. All related communication will + * be associated with the specified device. * @cm_handler: Callback invoked to notify the user of CM events. * @context: User specified context associated with the communication * identifier. @@ -302,7 +302,8 @@ struct ib_cm_id { * Communication identifiers are used to track connection states, service * ID resolution requests, and listen requests. */ -struct ib_cm_id *ib_create_cm_id(ib_cm_handler cm_handler, +struct ib_cm_id *ib_create_cm_id(struct ib_device *device, + ib_cm_handler cm_handler, void *context); /** @@ -315,6 +316,15 @@ void ib_destroy_cm_id(struct ib_cm_id *cm_id); #define IB_SERVICE_ID_AGN_MASK __constant_cpu_to_be64(0xFF00000000000000ULL) #define IB_CM_ASSIGN_SERVICE_ID __constant_cpu_to_be64(0x0200000000000000ULL) +#define IB_CMA_SERVICE_ID __constant_cpu_to_be64(0x0000000001000000ULL) +#define IB_CMA_SERVICE_ID_MASK __constant_cpu_to_be64(0xFFFFFFFFFF000000ULL) +#define IB_SDP_SERVICE_ID __constant_cpu_to_be64(0x0000000000010000ULL) +#define IB_SDP_SERVICE_ID_MASK __constant_cpu_to_be64(0xFFFFFFFFFFFF0000ULL) + +struct ib_cm_compare_data { + u8 data[IB_CM_COMPARE_SIZE]; + u8 mask[IB_CM_COMPARE_SIZE]; +}; /** * ib_cm_listen - Initiates listening on the specified service ID for @@ -328,10 +338,12 @@ void ib_destroy_cm_id(struct ib_cm_id *cm_id); * range of service IDs. If set to 0, the service ID is matched * exactly. This parameter is ignored if %service_id is set to * IB_CM_ASSIGN_SERVICE_ID. + * @compare_data: This parameter is optional. It specifies data that must + * appear in the private data of a connection request for the specified + * listen request. */ -int ib_cm_listen(struct ib_cm_id *cm_id, - __be64 service_id, - __be64 service_mask); +int ib_cm_listen(struct ib_cm_id *cm_id, __be64 service_id, __be64 service_mask, + struct ib_cm_compare_data *compare_data); struct ib_cm_req_param { struct ib_sa_path_rec *primary_path; @@ -371,7 +383,6 @@ struct ib_cm_rep_param { u8 private_data_len; u8 responder_resources; u8 initiator_depth; - u8 target_ack_delay; u8 failover_accepted; u8 flow_control; u8 rnr_retry_count; @@ -430,13 +441,20 @@ int ib_send_cm_drep(struct ib_cm_id *cm_id, u8 private_data_len); /** - * ib_cm_establish - Forces a connection state to established. + * ib_cm_notify - Notifies the CM of an event reported to the consumer. * @cm_id: Connection identifier to transition to established. + * @event: Type of event. + * + * This routine should be invoked by users to notify the CM of relevant + * communication events. Events that should be reported to the CM and + * when to report them are: * - * This routine should be invoked by users who receive messages on a - * connected QP before an RTU has been received. + * IB_EVENT_COMM_EST - Used when a message is received on a connected + * QP before an RTU has been received. + * IB_EVENT_PATH_MIG - Notifies the CM that the connection has failed over + * to the alternate path. */ -int ib_cm_establish(struct ib_cm_id *cm_id); +int ib_cm_notify(struct ib_cm_id *cm_id, enum ib_event_type event); /** * ib_send_cm_rej - Sends a connection rejection message to the @@ -457,12 +475,15 @@ int ib_send_cm_rej(struct ib_cm_id *cm_id, const void *private_data, u8 private_data_len); +#define IB_CM_MRA_FLAG_DELAY 0x80 /* Send MRA only after a duplicate msg */ + /** * ib_send_cm_mra - Sends a message receipt acknowledgement to a connection * message. * @cm_id: Connection identifier associated with the connection message. - * @service_timeout: The maximum time required for the sender to reply to - * to the connection message. + * @service_timeout: The lower 5-bits specify the maximum time required for + * the sender to reply to to the connection message. The upper 3-bits + * specify additional control flags. * @private_data: Optional user-defined private data sent with the * message receipt acknowledgement. * @private_data_len: Size of the private data buffer, in bytes. @@ -533,7 +554,6 @@ struct ib_cm_sidr_req_param { const void *private_data; u8 private_data_len; u8 max_cm_retries; - u16 pkey; }; /** @@ -557,7 +577,7 @@ struct ib_cm_sidr_rep_param { }; /** - * ib_send_cm_sidr_rep - Sends a service ID resolution request to the + * ib_send_cm_sidr_rep - Sends a service ID resolution reply to the * remote node. * @cm_id: Communication identifier associated with the received service ID * resolution request.