diff options
Diffstat (limited to 'drivers/infiniband/hw/erdma/erdma_hw.h')
| -rw-r--r-- | drivers/infiniband/hw/erdma/erdma_hw.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/erdma/erdma_hw.h b/drivers/infiniband/hw/erdma/erdma_hw.h index 670796c22bcc..812fc40de64b 100644 --- a/drivers/infiniband/hw/erdma/erdma_hw.h +++ b/drivers/infiniband/hw/erdma/erdma_hw.h @@ -160,6 +160,8 @@ enum CMDQ_COMMON_OPCODE { CMDQ_OPCODE_QUERY_FW_INFO = 2, CMDQ_OPCODE_CONF_MTU = 3, CMDQ_OPCODE_CONF_DEVICE = 5, + CMDQ_OPCODE_ALLOC_DB = 8, + CMDQ_OPCODE_FREE_DB = 9, }; /* cmdq-SQE HDR */ @@ -212,6 +214,26 @@ struct erdma_cmdq_config_mtu_req { u32 mtu; }; +/* ext db requests(alloc and free) cfg */ +#define ERDMA_CMD_EXT_DB_CQ_EN_MASK BIT(2) +#define ERDMA_CMD_EXT_DB_RQ_EN_MASK BIT(1) +#define ERDMA_CMD_EXT_DB_SQ_EN_MASK BIT(0) + +struct erdma_cmdq_ext_db_req { + u64 hdr; + u32 cfg; + u16 rdb_off; + u16 sdb_off; + u16 rsvd0; + u16 cdb_off; + u32 rsvd1[3]; +}; + +/* alloc db response qword 0 definition */ +#define ERDMA_CMD_ALLOC_DB_RESP_RDB_MASK GENMASK_ULL(63, 48) +#define ERDMA_CMD_ALLOC_DB_RESP_CDB_MASK GENMASK_ULL(47, 32) +#define ERDMA_CMD_ALLOC_DB_RESP_SDB_MASK GENMASK_ULL(15, 0) + /* create_cq cfg0 */ #define ERDMA_CMD_CREATE_CQ_DEPTH_MASK GENMASK(31, 24) #define ERDMA_CMD_CREATE_CQ_PAGESIZE_MASK GENMASK(23, 20) |