leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[IB] Add MAD data field size definitions

Browse Source 
Clean up code by using enums instead of hard-coded magic numbers.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Sean Hefty 2005-09-21 12:31:26 -07:00 committed by Roland Dreier
parent 2fe9f798ba
commit 972d512a17
2 changed files with 17 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/infiniband/core/mad_rmpp.c
View File

@ -583,6 +583,7 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr)
{
struct ib_rmpp_mad *rmpp_mad;
int timeout;
u32 paylen;
rmpp_mad = (struct ib_rmpp_mad *)mad_send_wr->send_wr.wr.ud.mad_hdr;
ib_set_rmpp_flags(&rmpp_mad->rmpp_hdr, IB_MGMT_RMPP_FLAG_ACTIVE);
@ -590,11 +591,9 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr)
if (mad_send_wr->seg_num == 1) {
rmpp_mad->rmpp_hdr.rmpp_rtime_flags |= IB_MGMT_RMPP_FLAG_FIRST;
rmpp_mad->rmpp_hdr.paylen_newwin =
cpu_to_be32(mad_send_wr->total_seg *
(sizeof(struct ib_rmpp_mad) -
offsetof(struct ib_rmpp_mad, data)) -
mad_send_wr->pad);
paylen = mad_send_wr->total_seg * IB_MGMT_RMPP_DATA -
mad_send_wr->pad;
rmpp_mad->rmpp_hdr.paylen_newwin = cpu_to_be32(paylen);
mad_send_wr->sg_list[0].length = sizeof(struct ib_rmpp_mad);
} else {
mad_send_wr->send_wr.num_sge = 2;
@ -608,10 +607,8 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr)
if (mad_send_wr->seg_num == mad_send_wr->total_seg) {
rmpp_mad->rmpp_hdr.rmpp_rtime_flags |= IB_MGMT_RMPP_FLAG_LAST;
rmpp_mad->rmpp_hdr.paylen_newwin =
cpu_to_be32(sizeof(struct ib_rmpp_mad) -
offsetof(struct ib_rmpp_mad, data) -
mad_send_wr->pad);
paylen = IB_MGMT_RMPP_DATA - mad_send_wr->pad;
rmpp_mad->rmpp_hdr.paylen_newwin = cpu_to_be32(paylen);
}
/* 2 seconds for an ACK until we can find the packet lifetime */

15
include/rdma/ib_mad.h
View File

@ -108,6 +108,13 @@
#define IB_QP1_QKEY 0x80010000
#define IB_QP_SET_QKEY 0x80000000
enum {
IB_MGMT_MAD_DATA = 232,
IB_MGMT_RMPP_DATA = 220,
IB_MGMT_VENDOR_DATA = 216,
IB_MGMT_SA_DATA = 200
};
struct ib_mad_hdr {
u8 base_version;
u8 mgmt_class;
@ -149,20 +156,20 @@ struct ib_sa_hdr {
struct ib_mad {
struct ib_mad_hdr mad_hdr;
u8 data[232];
u8 data[IB_MGMT_MAD_DATA];
};
struct ib_rmpp_mad {
struct ib_mad_hdr mad_hdr;
struct ib_rmpp_hdr rmpp_hdr;
u8 data[220];
u8 data[IB_MGMT_RMPP_DATA];
};
struct ib_sa_mad {
struct ib_mad_hdr mad_hdr;
struct ib_rmpp_hdr rmpp_hdr;
struct ib_sa_hdr sa_hdr;
u8 data[200];
u8 data[IB_MGMT_SA_DATA];
} __attribute__ ((packed));
struct ib_vendor_mad {
@ -170,7 +177,7 @@ struct ib_vendor_mad {
struct ib_rmpp_hdr rmpp_hdr;
u8 reserved;
u8 oui[3];
u8 data[216];
u8 data[IB_MGMT_VENDOR_DATA];
};
struct ib_class_port_info