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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /include/rdma/ib_mad.h
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'include/rdma/ib_mad.h')
-rw-r--r--include/rdma/ib_mad.h41
1 files changed, 35 insertions, 6 deletions
diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h
index 9bb99e983..c8422d5a5 100644
--- a/include/rdma/ib_mad.h
+++ b/include/rdma/ib_mad.h
@@ -42,8 +42,11 @@
#include <rdma/ib_verbs.h>
#include <uapi/rdma/ib_user_mad.h>
-/* Management base version */
+/* Management base versions */
#define IB_MGMT_BASE_VERSION 1
+#define OPA_MGMT_BASE_VERSION 0x80
+
+#define OPA_SMP_CLASS_VERSION 0x80
/* Management classes */
#define IB_MGMT_CLASS_SUBN_LID_ROUTED 0x01
@@ -135,6 +138,10 @@ enum {
IB_MGMT_SA_DATA = 200,
IB_MGMT_DEVICE_HDR = 64,
IB_MGMT_DEVICE_DATA = 192,
+ IB_MGMT_MAD_SIZE = IB_MGMT_MAD_HDR + IB_MGMT_MAD_DATA,
+ OPA_MGMT_MAD_DATA = 2024,
+ OPA_MGMT_RMPP_DATA = 2012,
+ OPA_MGMT_MAD_SIZE = IB_MGMT_MAD_HDR + OPA_MGMT_MAD_DATA,
};
struct ib_mad_hdr {
@@ -181,12 +188,23 @@ struct ib_mad {
u8 data[IB_MGMT_MAD_DATA];
};
+struct opa_mad {
+ struct ib_mad_hdr mad_hdr;
+ u8 data[OPA_MGMT_MAD_DATA];
+};
+
struct ib_rmpp_mad {
struct ib_mad_hdr mad_hdr;
struct ib_rmpp_hdr rmpp_hdr;
u8 data[IB_MGMT_RMPP_DATA];
};
+struct opa_rmpp_mad {
+ struct ib_mad_hdr mad_hdr;
+ struct ib_rmpp_hdr rmpp_hdr;
+ u8 data[OPA_MGMT_RMPP_DATA];
+};
+
struct ib_sa_mad {
struct ib_mad_hdr mad_hdr;
struct ib_rmpp_hdr rmpp_hdr;
@@ -235,7 +253,10 @@ struct ib_class_port_info {
* includes the common MAD, RMPP, and class specific headers.
* @data_len: Indicates the total size of user-transferred data.
* @seg_count: The number of RMPP segments allocated for this send.
- * @seg_size: Size of each RMPP segment.
+ * @seg_size: Size of the data in each RMPP segment. This does not include
+ * class specific headers.
+ * @seg_rmpp_size: Size of each RMPP segment including the class specific
+ * headers.
* @timeout_ms: Time to wait for a response.
* @retries: Number of times to retry a request for a response. For MADs
* using RMPP, this applies per window. On completion, returns the number
@@ -255,6 +276,7 @@ struct ib_mad_send_buf {
int data_len;
int seg_count;
int seg_size;
+ int seg_rmpp_size;
int timeout_ms;
int retries;
};
@@ -263,7 +285,7 @@ struct ib_mad_send_buf {
* ib_response_mad - Returns if the specified MAD has been generated in
* response to a sent request or trap.
*/
-int ib_response_mad(struct ib_mad *mad);
+int ib_response_mad(const struct ib_mad_hdr *hdr);
/**
* ib_get_rmpp_resptime - Returns the RMPP response time.
@@ -401,7 +423,10 @@ struct ib_mad_send_wc {
struct ib_mad_recv_buf {
struct list_head list;
struct ib_grh *grh;
- struct ib_mad *mad;
+ union {
+ struct ib_mad *mad;
+ struct opa_mad *opa_mad;
+ };
};
/**
@@ -410,6 +435,7 @@ struct ib_mad_recv_buf {
* @recv_buf: Specifies the location of the received data buffer(s).
* @rmpp_list: Specifies a list of RMPP reassembled received MAD buffers.
* @mad_len: The length of the received MAD, without duplicated headers.
+ * @mad_seg_size: The size of individual MAD segments
*
* For received response, the wr_id contains a pointer to the ib_mad_send_buf
* for the corresponding send request.
@@ -419,6 +445,7 @@ struct ib_mad_recv_wc {
struct ib_mad_recv_buf recv_buf;
struct list_head rmpp_list;
int mad_len;
+ size_t mad_seg_size;
};
/**
@@ -618,6 +645,7 @@ int ib_process_mad_wc(struct ib_mad_agent *mad_agent,
* automatically adjust the allocated buffer size to account for any
* additional padding that may be necessary.
* @gfp_mask: GFP mask used for the memory allocation.
+ * @base_version: Base Version of this MAD
*
* This routine allocates a MAD for sending. The returned MAD send buffer
* will reference a data buffer usable for sending a MAD, along
@@ -633,7 +661,8 @@ struct ib_mad_send_buf *ib_create_send_mad(struct ib_mad_agent *mad_agent,
u32 remote_qpn, u16 pkey_index,
int rmpp_active,
int hdr_len, int data_len,
- gfp_t gfp_mask);
+ gfp_t gfp_mask,
+ u8 base_version);
/**
* ib_is_mad_class_rmpp - returns whether given management class
@@ -675,6 +704,6 @@ void ib_free_send_mad(struct ib_mad_send_buf *send_buf);
* @agent: the agent in question
* @return: true if agent is performing rmpp, false otherwise.
*/
-int ib_mad_kernel_rmpp_agent(struct ib_mad_agent *agent);
+int ib_mad_kernel_rmpp_agent(const struct ib_mad_agent *agent);
#endif /* IB_MAD_H */