diff options
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/ipxe/eoib.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/include/ipxe/eoib.h b/src/include/ipxe/eoib.h index c53880b5c..acae542b6 100644 --- a/src/include/ipxe/eoib.h +++ b/src/include/ipxe/eoib.h @@ -48,8 +48,29 @@ struct eoib_device { /** Peer cache */ struct list_head peers; + + /** Multicast group additional component mask */ + unsigned int mask; }; +/** + * Force creation of multicast group + * + * @v eoib EoIB device + */ +static inline void eoib_force_group_creation ( struct eoib_device *eoib ) { + + /* Some dubious EoIB implementations require each endpoint to + * force the creation of the multicast group. Yes, this makes + * it impossible for the group parameters (e.g. SL) to ever be + * modified without breaking backwards compatiblity with every + * existing driver. + */ + eoib->mask = ( IB_SA_MCMEMBER_REC_PKEY | IB_SA_MCMEMBER_REC_QKEY | + IB_SA_MCMEMBER_REC_SL | IB_SA_MCMEMBER_REC_FLOW_LABEL | + IB_SA_MCMEMBER_REC_TRAFFIC_CLASS ); +} + extern int eoib_create ( struct ib_device *ibdev, const uint8_t *hw_addr, struct ib_address_vector *broadcast, const char *name ); |