[IB] Add MAD data field size definitions
[linux-2.6.git] / drivers / infiniband / core / mad_rmpp.c
index 2bd8b1c..8f7cef0 100644 (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 */