diff options
Diffstat (limited to 'include/linux/avf/virtchnl.h')
| -rw-r--r-- | include/linux/avf/virtchnl.h | 51 |
1 files changed, 41 insertions, 10 deletions
diff --git a/include/linux/avf/virtchnl.h b/include/linux/avf/virtchnl.h index d0807ad43f93..8e177b67e82f 100644 --- a/include/linux/avf/virtchnl.h +++ b/include/linux/avf/virtchnl.h @@ -4,6 +4,11 @@ #ifndef _VIRTCHNL_H_ #define _VIRTCHNL_H_ +#include <linux/bitops.h> +#include <linux/bits.h> +#include <linux/overflow.h> +#include <uapi/linux/if_ether.h> + /* Description: * This header file describes the Virtual Function (VF) - Physical Function * (PF) communication protocol used by the drivers for all devices starting @@ -114,6 +119,7 @@ enum virtchnl_ops { VIRTCHNL_OP_GET_STATS = 15, VIRTCHNL_OP_RSVD = 16, VIRTCHNL_OP_EVENT = 17, /* must ALWAYS be 17 */ + VIRTCHNL_OP_CONFIG_RSS_HFUNC = 18, /* opcode 19 is reserved */ VIRTCHNL_OP_IWARP = 20, /* advanced opcode */ VIRTCHNL_OP_RDMA = VIRTCHNL_OP_IWARP, @@ -240,6 +246,7 @@ VIRTCHNL_CHECK_STRUCT_LEN(16, virtchnl_vsi_resource); #define VIRTCHNL_VF_OFFLOAD_REQ_QUEUES BIT(6) /* used to negotiate communicating link speeds in Mbps */ #define VIRTCHNL_VF_CAP_ADV_LINK_SPEED BIT(7) +#define VIRTCHNL_VF_OFFLOAD_CRC BIT(10) #define VIRTCHNL_VF_OFFLOAD_VLAN_V2 BIT(15) #define VIRTCHNL_VF_OFFLOAD_VLAN BIT(16) #define VIRTCHNL_VF_OFFLOAD_RX_POLLING BIT(17) @@ -295,7 +302,13 @@ VIRTCHNL_CHECK_STRUCT_LEN(24, virtchnl_txq_info); /* VIRTCHNL_OP_CONFIG_RX_QUEUE * VF sends this message to set up parameters for one RX queue. * External data buffer contains one instance of virtchnl_rxq_info. - * PF configures requested queue and returns a status code. + * PF configures requested queue and returns a status code. The + * crc_disable flag disables CRC stripping on the VF. Setting + * the crc_disable flag to 1 will disable CRC stripping for each + * queue in the VF where the flag is set. The VIRTCHNL_VF_OFFLOAD_CRC + * offload must have been set prior to sending this info or the PF + * will ignore the request. This flag should be set the same for + * all of the queues for a VF. */ /* Rx queue config info */ @@ -307,7 +320,7 @@ struct virtchnl_rxq_info { u16 splithdr_enabled; /* deprecated with AVF 1.0 */ u32 databuffer_size; u32 max_pkt_size; - u8 pad0; + u8 crc_disable; u8 rxdid; u8 pad1[2]; u64 dma_ring_addr; @@ -900,6 +913,29 @@ 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, +}; + +/* VIRTCHNL_OP_CONFIG_RSS_HFUNC + * VF sends this message to configure the RSS hash function. Only supported + * if both PF and VF drivers set the VIRTCHNL_VF_OFFLOAD_RSS_PF bit during + * configuration negotiation. + * The hash function is initialized to VIRTCHNL_RSS_ALG_TOEPLITZ_ASYMMETRIC + * by the PF. + */ +struct virtchnl_rss_hfunc { + u16 vsi_id; + u16 rss_algorithm; /* enum virtchnl_rss_algorithm */ + u32 reserved; +}; + +VIRTCHNL_CHECK_STRUCT_LEN(8, virtchnl_rss_hfunc); + /* VIRTCHNL_OP_ENABLE_CHANNELS * VIRTCHNL_OP_DISABLE_CHANNELS * VF sends these messages to enable or disable channels based on @@ -1084,14 +1120,6 @@ enum virtchnl_vfr_states { VIRTCHNL_VFR_VFACTIVE, }; -/* 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, -}; - #define VIRTCHNL_MAX_NUM_PROTO_HDRS 32 #define PROTO_HDR_SHIFT 5 #define PROTO_HDR_FIELD_START(proto_hdr_type) ((proto_hdr_type) << PROTO_HDR_SHIFT) @@ -1531,6 +1559,9 @@ virtchnl_vc_validate_vf_msg(struct virtchnl_version_info *ver, u32 v_opcode, vrl->lut_entries); } break; + case VIRTCHNL_OP_CONFIG_RSS_HFUNC: + valid_len = sizeof(struct virtchnl_rss_hfunc); + break; case VIRTCHNL_OP_GET_RSS_HENA_CAPS: break; case VIRTCHNL_OP_SET_RSS_HENA: |