Add 16-byte Flex Rx descriptor structure definition.
Signed-off-by: Dan Nowlin <[email protected]>
Signed-off-by: Paul M Stillwell Jr <[email protected]>
Signed-off-by: Leyi Rong <[email protected]>
---
drivers/net/ice/base/ice_lan_tx_rx.h | 28 ++++++++++++++++++++++++++--
1 file changed, 26 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ice/base/ice_lan_tx_rx.h
b/drivers/net/ice/base/ice_lan_tx_rx.h
index fa2309bf1..147185212 100644
--- a/drivers/net/ice/base/ice_lan_tx_rx.h
+++ b/drivers/net/ice/base/ice_lan_tx_rx.h
@@ -373,10 +373,34 @@ enum ice_rx_prog_status_desc_error_bits {
ICE_RX_PROG_STATUS_DESC_NO_FD_ENTRY_S = 1,
};
-/* Rx Flex Descriptor
- * This descriptor is used instead of the legacy version descriptor when
+/* Rx Flex Descriptors
+ * These descriptors are used instead of the legacy version descriptors when
* ice_rlan_ctx.adv_desc is set
*/
+union ice_16b_rx_flex_desc {
+ struct {
+ __le64 pkt_addr; /* Packet buffer address */
+ __le64 hdr_addr; /* Header buffer address */
+ /* bit 0 of hdr_addr is DD bit */
+ } read;
+ struct {
+ /* Qword 0 */
+ u8 rxdid; /* descriptor builder profile ID */
+ u8 mir_id_umb_cast; /* mirror=[5:0], umb=[7:6] */
+ __le16 ptype_flex_flags0; /* ptype=[9:0], ff0=[15:10] */
+ __le16 pkt_len; /* [15:14] are reserved */
+ __le16 hdr_len_sph_flex_flags1; /* header=[10:0] */
+ /* sph=[11:11] */
+ /* ff1/ext=[15:12] */
+
+ /* Qword 1 */
+ __le16 status_error0;
+ __le16 l2tag1;
+ __le16 flex_meta0;
+ __le16 flex_meta1;
+ } wb; /* writeback */
+};
+
union ice_32b_rx_flex_desc {
struct {
__le64 pkt_addr; /* Packet buffer address */
--
2.17.1
