common/iavf: support virtual channel for Flex RXD

Add new VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC flag, opcode
VIRTCHNL_OP_GET_SUPPORTED_RXDIDS and add member rxdid
in struct virtchnl_rxq_info to support AVF Flex RXD
extension.

Signed-off-by: Leyi Rong <leyi.rong@intel.com>
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Beilei Xing <beilei.xing@intel.com>

diff --git a/drivers/common/iavf/virtchnl.h b/drivers/common/iavf/virtchnl.h
index 5c3088d..a8625d1 100644 (file)
--- a/drivers/common/iavf/virtchnl.h
+++ b/drivers/common/iavf/virtchnl.h
@@ -134,6 +134,7 @@ enum virtchnl_ops {
        VIRTCHNL_OP_DCF_DISABLE = 41,
        VIRTCHNL_OP_DCF_GET_VSI_MAP = 42,
        VIRTCHNL_OP_DCF_GET_PKG_INFO = 43,
+       VIRTCHNL_OP_GET_SUPPORTED_RXDIDS = 44,
 };
 
 /* These macros are used to generate compilation errors if a structure/union
@@ -249,6 +250,7 @@ VIRTCHNL_CHECK_STRUCT_LEN(16, virtchnl_vsi_resource);
 #define VIRTCHNL_VF_OFFLOAD_ADQ_V2             0X01000000
 #define VIRTCHNL_VF_OFFLOAD_USO                        0X02000000
 #define VIRTCHNL_VF_CAP_DCF                    0X40000000
+#define VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC       0X04000000
        /* 0X80000000 is reserved */
 
 /* Define below the capability flags that are not offloads */
@@ -312,7 +314,9 @@ struct virtchnl_rxq_info {
        u32 databuffer_size;
        u32 max_pkt_size;
        u8 crc_disable;
-       u8 pad1[3];
+       /* only used when VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC is supported */
+       u8 rxdid;
+       u8 pad1[2];
        u64 dma_ring_addr;
        enum virtchnl_rx_hsplit rx_split_pos; /* deprecated with AVF 1.0 */
        u32 pad2;
@@ -666,6 +670,12 @@ struct virtchnl_pkg_info {
 
 VIRTCHNL_CHECK_STRUCT_LEN(48, virtchnl_pkg_info);
 
+struct virtchnl_supported_rxdids {
+       u64 supported_rxdids;
+};
+
+VIRTCHNL_CHECK_STRUCT_LEN(8, virtchnl_supported_rxdids);
+
 /* VIRTCHNL_OP_EVENT
  * PF sends this message to inform the VF driver of events that may affect it.
  * No direct response is expected from the VF, though it may generate other
@@ -944,6 +954,8 @@ virtchnl_vc_validate_vf_msg(struct virtchnl_version_info *ver, u32 v_opcode,
                break;
        case VIRTCHNL_OP_DCF_GET_PKG_INFO:
                break;
+       case VIRTCHNL_OP_GET_SUPPORTED_RXDIDS:
+               break;
        /* These are always errors coming from the VF. */
        case VIRTCHNL_OP_EVENT:
        case VIRTCHNL_OP_UNKNOWN: