xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

IB/mad: add new ioctl to ABI to support new registration options

Browse Source 
Registrations options are specified through flags.  Definitions of flags will
be in subsequent patches.

Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Ira Weiny
2014-08-08 19:00:55 -04:00
committed by Roland Dreier
parent 9ad13a4234
commit 0f29b46d49
12 changed files with 186 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

39
include/uapi/rdma/ib_user_mad.h
View File

@@ -191,6 +191,42 @@ struct ib_user_mad_reg_req {
__u8 rmpp_version;
};
/**
* ib_user_mad_reg_req2 - MAD registration request
*
* @id - Set by the _kernel_; used by userspace to identify the
* registered agent in future requests.
* @qpn - Queue pair number; must be 0 or 1.
* @mgmt_class - Indicates which management class of MADs should be
* receive by the caller. This field is only required if
* the user wishes to receive unsolicited MADs, otherwise
* it should be 0.
* @mgmt_class_version - Indicates which version of MADs for the given
* management class to receive.
* @res - Ignored.
* @flags - additional registration flags; Must be in the set of
* flags defined in IB_USER_MAD_REG_FLAGS_CAP
* @method_mask - The caller wishes to receive unsolicited MADs for the
* methods whose bit(s) is(are) set.
* @oui - Indicates IEEE OUI to use when mgmt_class is a vendor
* class in the range from 0x30 to 0x4f. Otherwise not
* used.
* @rmpp_version - If set, indicates the RMPP version to use.
*/
#define IB_USER_MAD_REG_FLAGS_CAP (0)
struct ib_user_mad_reg_req2 {
__u32 id;
__u32 qpn;
__u8 mgmt_class;
__u8 mgmt_class_version;
__u16 res;
__u32 flags;
__u64 method_mask[2];
__u32 oui;
__u8 rmpp_version;
__u8 reserved[3];
};
#define IB_IOCTL_MAGIC 0x1b
#define IB_USER_MAD_REGISTER_AGENT _IOWR(IB_IOCTL_MAGIC, 1, \
@@ -200,4 +236,7 @@ struct ib_user_mad_reg_req {
#define IB_USER_MAD_ENABLE_PKEY _IO(IB_IOCTL_MAGIC, 3)
#define IB_USER_MAD_REGISTER_AGENT2 _IOWR(IB_IOCTL_MAGIC, 4, \
struct ib_user_mad_reg_req2)
#endif /* IB_USER_MAD_H */