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[v7,7/8] RDMA/rxe: Implement atomic write completion

Message ID 1669905568-62-3-git-send-email-yangx.jy@fujitsu.com (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show
Series RDMA/rxe: Add atomic write operation | expand

Commit Message

Xiao Yang Dec. 1, 2022, 2:39 p.m. UTC 
Generate an atomic write completion when the atomic write request
has been finished.

Signed-off-by: Xiao Yang <yangx.jy@fujitsu.com>
---
 drivers/infiniband/sw/rxe/rxe_comp.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/drivers/infiniband/sw/rxe/rxe_comp.c b/drivers/infiniband/sw/rxe/rxe_comp.c
index 4dca4f8bbb5a..1c525325e271 100644
--- a/drivers/infiniband/sw/rxe/rxe_comp.c
+++ b/drivers/infiniband/sw/rxe/rxe_comp.c
@@ -104,6 +104,7 @@  static enum ib_wc_opcode wr_to_wc_opcode(enum ib_wr_opcode opcode)
 	case IB_WR_LOCAL_INV:			return IB_WC_LOCAL_INV;
 	case IB_WR_REG_MR:			return IB_WC_REG_MR;
 	case IB_WR_BIND_MW:			return IB_WC_BIND_MW;
+	case IB_WR_ATOMIC_WRITE:		return IB_WC_ATOMIC_WRITE;
 
 	default:
 		return 0xff;
@@ -269,6 +270,9 @@  static inline enum comp_state check_ack(struct rxe_qp *qp,
 		if ((syn & AETH_TYPE_MASK) != AETH_ACK)
 			return COMPST_ERROR;
 
+		if (wqe->wr.opcode == IB_WR_ATOMIC_WRITE)
+			return COMPST_WRITE_SEND;
+
 		fallthrough;
 		/* (IB_OPCODE_RC_RDMA_READ_RESPONSE_MIDDLE doesn't have an AETH)
 		 */