[dpdk-dev] [PATCH 30/63] net/ice/base: add 32-byte Flex Rx Desc for Comms package

Qi Zhang qi.z.zhang at intel.com
Mon Aug 26 12:50:32 CEST 2019


Add 32-byte Flex RX Descriptor structure definition to match the
Comms package's design.

Signed-off-by: Junfeng Guo <junfeng.guo at intel.com>
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr at intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang at intel.com>
---
 drivers/net/ice/base/ice_lan_tx_rx.h | 40 ++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/drivers/net/ice/base/ice_lan_tx_rx.h b/drivers/net/ice/base/ice_lan_tx_rx.h
index 7c3927ac2..e1c2f0d01 100644
--- a/drivers/net/ice/base/ice_lan_tx_rx.h
+++ b/drivers/net/ice/base/ice_lan_tx_rx.h
@@ -619,6 +619,46 @@ struct ice_32b_rx_flex_desc_nic_2 {
 	} flex_ts;
 };
 
+/* Rx Flex Descriptor for Comms Package Profile
+ * RxDID Profile ID 16-21
+ * Flex-field 0: RSS hash lower 16-bits
+ * Flex-field 1: RSS hash upper 16-bits
+ * Flex-field 2: Flow ID lower 16-bits
+ * Flex-field 3: Flow ID upper 16-bits
+ * Flex-field 4: AUX0
+ * Flex-field 5: AUX1
+ */
+struct ice_32b_rx_flex_desc_comms {
+	/* Qword 0 */
+	u8 rxdid;
+	u8 mir_id_umb_cast;
+	__le16 ptype_flexi_flags0;
+	__le16 pkt_len;
+	__le16 hdr_len_sph_flex_flags1;
+
+	/* Qword 1 */
+	__le16 status_error0;
+	__le16 l2tag1;
+	__le32 rss_hash;
+
+	/* Qword 2 */
+	__le16 status_error1;
+	u8 flexi_flags2;
+	u8 ts_low;
+	__le16 l2tag2_1st;
+	__le16 l2tag2_2nd;
+
+	/* Qword 3 */
+	__le32 flow_id;
+	union {
+		struct {
+			__le16 aux0;
+			__le16 aux1;
+		} flex;
+		__le32 ts_high;
+	} flex_ts;
+};
+
 /* Receive Flex Descriptor profile IDs: There are a total
  * of 64 profiles where profile IDs 0/1 are for legacy; and
  * profiles 2-63 are flex profiles that can be programmed
-- 
2.13.6



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