[v4,18/21] common/idpf: add a new Tx context descriptor structure

Message ID 20240618105722.2326987-19-soumyadeep.hore@intel.com (mailing list archive)
State Superseded
Delegated to: Bruce Richardson
Headers
Series Update MEV TS Base Driver |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Soumyadeep Hore June 18, 2024, 10:57 a.m. UTC
  Adding a new structure for the context descriptor that contains
the support for timesync packets, where the index for timestamping is set.

Signed-off-by: Soumyadeep Hore <soumyadeep.hore@intel.com>
---
 drivers/common/idpf/base/idpf_lan_txrx.h | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)
  

Patch

diff --git a/drivers/common/idpf/base/idpf_lan_txrx.h b/drivers/common/idpf/base/idpf_lan_txrx.h
index c9eaeb5d3f..be27973a33 100644
--- a/drivers/common/idpf/base/idpf_lan_txrx.h
+++ b/drivers/common/idpf/base/idpf_lan_txrx.h
@@ -1,5 +1,5 @@ 
 /* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2001-2023 Intel Corporation
+ * Copyright(c) 2001-2024 Intel Corporation
  */
 
 #ifndef _IDPF_LAN_TXRX_H_
@@ -286,6 +286,24 @@  struct idpf_flex_tx_tso_ctx_qw {
 };
 
 union idpf_flex_tx_ctx_desc {
+		/* DTYPE = IDPF_TX_DESC_DTYPE_CTX (0x01) */
+	struct  {
+		struct {
+			u8 rsv[4];
+			__le16 l2tag2;
+			u8 rsv_2[2];
+		} qw0;
+		struct {
+			__le16 cmd_dtype;
+			__le16 tsyn_reg_l;
+#define IDPF_TX_DESC_CTX_TSYN_L_M	GENMASK(15, 14)
+			__le16 tsyn_reg_h;
+#define IDPF_TX_DESC_CTX_TSYN_H_M	GENMASK(15, 0)
+			__le16 mss;
+#define IDPF_TX_DESC_CTX_MSS_M		GENMASK(14, 2)
+		} qw1;
+	} tsyn;
+
 	/* DTYPE = IDPF_TX_DESC_DTYPE_FLEX_TSO_CTX (0x05) */
 	struct {
 		struct idpf_flex_tx_tso_ctx_qw qw0;