diff options
Diffstat (limited to 'include/rdma/ib_sa.h')
| -rw-r--r-- | include/rdma/ib_sa.h | 147 |
1 files changed, 134 insertions, 13 deletions
diff --git a/include/rdma/ib_sa.h b/include/rdma/ib_sa.h index c00914783e12..c72c94949617 100644 --- a/include/rdma/ib_sa.h +++ b/include/rdma/ib_sa.h @@ -43,6 +43,7 @@ #include <rdma/ib_verbs.h> #include <rdma/ib_mad.h> +#include <rdma/ib_addr.h> enum { IB_SA_CLASS_VERSION = 2, /* IB spec version 1.1/1.2 */ @@ -147,19 +148,32 @@ enum ib_sa_mc_join_states { #define IB_SA_PATH_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(20) #define IB_SA_PATH_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(21) #define IB_SA_PATH_REC_PREFERENCE IB_SA_COMP_MASK(22) + enum sa_path_rec_type { SA_PATH_REC_TYPE_IB, SA_PATH_REC_TYPE_ROCE_V1, SA_PATH_REC_TYPE_ROCE_V2 }; -struct sa_path_rec { +struct sa_path_rec_ib { __be64 service_id; - union ib_gid dgid; - union ib_gid sgid; __be16 dlid; __be16 slid; u8 raw_traffic; +}; + +struct sa_path_rec_roce { + u8 dmac[ETH_ALEN]; + /* ignored in IB */ + int ifindex; + /* ignored in IB */ + struct net *net; + +}; + +struct sa_path_rec { + union ib_gid dgid; + union ib_gid sgid; /* reserved */ __be32 flow_label; u8 hop_limit; @@ -176,19 +190,13 @@ struct sa_path_rec { u8 packet_life_time_selector; u8 packet_life_time; u8 preference; - u8 dmac[ETH_ALEN]; - /* ignored in IB */ - int ifindex; - /* ignored in IB */ - struct net *net; + union { + struct sa_path_rec_ib ib; + struct sa_path_rec_roce roce; + }; enum sa_path_rec_type rec_type; }; -static inline struct net_device *ib_get_ndev_from_path(struct sa_path_rec *rec) -{ - return rec->net ? dev_get_by_index(rec->net, rec->ifindex) : NULL; -} - static inline enum ib_gid_type sa_conv_pathrec_to_gid_type(struct sa_path_rec *rec) { @@ -490,4 +498,117 @@ bool ib_sa_sendonly_fullmem_support(struct ib_sa_client *client, struct ib_device *device, u8 port_num); +static inline bool sa_path_is_roce(struct sa_path_rec *rec) +{ + return ((rec->rec_type == SA_PATH_REC_TYPE_ROCE_V1) || + (rec->rec_type == SA_PATH_REC_TYPE_ROCE_V2)); +} + +static inline void sa_path_set_service_id(struct sa_path_rec *rec, + __be64 service_id) +{ + if (rec->rec_type == SA_PATH_REC_TYPE_IB) + rec->ib.service_id = service_id; +} + +static inline void sa_path_set_slid(struct sa_path_rec *rec, __be16 slid) +{ + if (rec->rec_type == SA_PATH_REC_TYPE_IB) + rec->ib.slid = slid; +} + +static inline void sa_path_set_dlid(struct sa_path_rec *rec, __be16 dlid) +{ + if (rec->rec_type == SA_PATH_REC_TYPE_IB) + rec->ib.dlid = dlid; +} + +static inline void sa_path_set_raw_traffic(struct sa_path_rec *rec, + u8 raw_traffic) +{ + if (rec->rec_type == SA_PATH_REC_TYPE_IB) + rec->ib.raw_traffic = raw_traffic; +} + +static inline __be64 sa_path_get_service_id(struct sa_path_rec *rec) +{ + if (rec->rec_type == SA_PATH_REC_TYPE_IB) + return rec->ib.service_id; + return 0; +} + +static inline __be16 sa_path_get_slid(struct sa_path_rec *rec) +{ + if (rec->rec_type == SA_PATH_REC_TYPE_IB) + return rec->ib.slid; + return 0; +} + +static inline __be16 sa_path_get_dlid(struct sa_path_rec *rec) +{ + if (rec->rec_type == SA_PATH_REC_TYPE_IB) + return rec->ib.dlid; + return 0; +} + +static inline u8 sa_path_get_raw_traffic(struct sa_path_rec *rec) +{ + if (rec->rec_type == SA_PATH_REC_TYPE_IB) + return rec->ib.raw_traffic; + return 0; +} + +static inline void sa_path_set_dmac(struct sa_path_rec *rec, u8 *dmac) +{ + if (sa_path_is_roce(rec)) + memcpy(rec->roce.dmac, dmac, ETH_ALEN); +} + +static inline void sa_path_set_dmac_zero(struct sa_path_rec *rec) +{ + if (sa_path_is_roce(rec)) + eth_zero_addr(rec->roce.dmac); +} + +static inline void sa_path_set_ifindex(struct sa_path_rec *rec, int ifindex) +{ + if (sa_path_is_roce(rec)) + rec->roce.ifindex = ifindex; +} + +static inline void sa_path_set_ndev(struct sa_path_rec *rec, struct net *net) +{ + if (sa_path_is_roce(rec)) + rec->roce.net = net; +} + +static inline u8 *sa_path_get_dmac(struct sa_path_rec *rec) +{ + if (sa_path_is_roce(rec)) + return rec->roce.dmac; + return NULL; +} + +static inline int sa_path_get_ifindex(struct sa_path_rec *rec) +{ + if (sa_path_is_roce(rec)) + return rec->roce.ifindex; + return 0; +} + +static inline struct net *sa_path_get_ndev(struct sa_path_rec *rec) +{ + if (sa_path_is_roce(rec)) + return rec->roce.net; + return NULL; +} + +static inline struct net_device *ib_get_ndev_from_path(struct sa_path_rec *rec) +{ + return sa_path_get_ndev(rec) ? + dev_get_by_index(sa_path_get_ndev(rec), + sa_path_get_ifindex(rec)) + : NULL; +} + #endif /* IB_SA_H */ |