[dpdk-dev] [PATCH 5/6 v2] common/iavf: add advanced RSS input set change support
Qi Zhang
qi.z.zhang at intel.com
Mon Apr 13 11:32:55 CEST 2020
Add new ops and a new VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF flag to support
VF to add or del a specific rss configuration by virtchnl.
Signed-off-by: Jeff Guo <jia.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/common/iavf/virtchnl.h | 24 +++++++++++++++++++++++-
1 file changed, 23 insertions(+), 1 deletion(-)
diff --git a/drivers/common/iavf/virtchnl.h b/drivers/common/iavf/virtchnl.h
index 043948eb7..c7c7fcc9c 100644
--- a/drivers/common/iavf/virtchnl.h
+++ b/drivers/common/iavf/virtchnl.h
@@ -135,6 +135,8 @@ enum virtchnl_ops {
VIRTCHNL_OP_DCF_GET_VSI_MAP = 42,
VIRTCHNL_OP_DCF_GET_PKG_INFO = 43,
VIRTCHNL_OP_GET_SUPPORTED_RXDIDS = 44,
+ VIRTCHNL_OP_ADD_RSS_CFG = 45,
+ VIRTCHNL_OP_DEL_RSS_CFG = 46,
};
/* These macros are used to generate compilation errors if a structure/union
@@ -251,6 +253,7 @@ VIRTCHNL_CHECK_STRUCT_LEN(16, virtchnl_vsi_resource);
#define VIRTCHNL_VF_OFFLOAD_USO 0X02000000
#define VIRTCHNL_VF_CAP_DCF 0X40000000
#define VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC 0X04000000
+#define VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF 0X08000000
/* 0X80000000 is reserved */
/* Define below the capability flags that are not offloads */
@@ -541,6 +544,14 @@ struct virtchnl_rss_hena {
VIRTCHNL_CHECK_STRUCT_LEN(8, virtchnl_rss_hena);
+/* Type of RSS algorithm */
+enum virtchnl_rss_algorithm {
+ VIRTCHNL_RSS_ALG_TOEPLITZ_ASYMMETRIC = 0,
+ VIRTCHNL_RSS_ALG_R_ASYMMETRIC = 1,
+ VIRTCHNL_RSS_ALG_TOEPLITZ_SYMMETRIC = 2,
+ VIRTCHNL_RSS_ALG_XOR_SYMMETRIC = 3,
+};
+
/* This is used by PF driver to enforce how many channels can be supported.
* When ADQ_V2 capability is negotiated, it will allow 16 channels otherwise
* PF driver will allow only max 4 channels
@@ -926,6 +937,13 @@ struct virtchnl_proto_hdrs {
VIRTCHNL_CHECK_STRUCT_LEN(2312, virtchnl_proto_hdrs);
+struct virtchnl_rss_cfg {
+ struct virtchnl_proto_hdrs proto_hdrs; /* protocol headers */
+ enum virtchnl_rss_algorithm rss_algorithm; /* rss algorithm type */
+ u8 reserved[128]; /* reserve for future */
+};
+
+VIRTCHNL_CHECK_STRUCT_LEN(2444, virtchnl_rss_cfg);
/**
* virtchnl_vc_validate_vf_msg
* @ver: Virtchnl version info
@@ -940,7 +958,7 @@ virtchnl_vc_validate_vf_msg(struct virtchnl_version_info *ver, u32 v_opcode,
u8 *msg, u16 msglen)
{
bool err_msg_format = false;
- int valid_len = 0;
+ u32 valid_len = 0;
/* Validate message length. */
switch (v_opcode) {
@@ -1112,6 +1130,10 @@ virtchnl_vc_validate_vf_msg(struct virtchnl_version_info *ver, u32 v_opcode,
break;
case VIRTCHNL_OP_GET_SUPPORTED_RXDIDS:
break;
+ case VIRTCHNL_OP_ADD_RSS_CFG:
+ case VIRTCHNL_OP_DEL_RSS_CFG:
+ valid_len = sizeof(struct virtchnl_rss_cfg);
+ break;
/* These are always errors coming from the VF. */
case VIRTCHNL_OP_EVENT:
case VIRTCHNL_OP_UNKNOWN:
--
2.13.6
More information about the dev
mailing list