RDMA/cxgb3: Connection termination fixes

The poll and flush code needs to handle all send opcodes: SEND,
SEND_WITH_SE, SEND_WITH_INV, and SEND_WITH_SE_INV.

Ignore TERM indications if the connection already gone.

Ignore HW receive completions if the RQ is empty.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/cxgb3/cxio_wr.h b/drivers/infiniband/hw/cxgb3/cxio_wr.h
index 04618f7bfbb3..ff9be1a13106 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_wr.h
+++ b/drivers/infiniband/hw/cxgb3/cxio_wr.h
@@ -604,6 +604,12 @@ struct t3_cqe {
 #define CQE_STATUS(x)     (G_CQE_STATUS(be32_to_cpu((x).header)))
 #define CQE_OPCODE(x)     (G_CQE_OPCODE(be32_to_cpu((x).header)))
 
+#define CQE_SEND_OPCODE(x)( \
+        (G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND) || \
+        (G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND_WITH_SE) || \
+        (G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND_WITH_INV) || \
+        (G_CQE_OPCODE(be32_to_cpu((x).header)) == T3_SEND_WITH_SE_INV))
+
 #define CQE_LEN(x)        (be32_to_cpu((x).len))
 
 /* used for RQ completion processing */