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| author | Cheng Xu <chengyou@linux.alibaba.com> | 2023-08-17 13:21:50 +0300 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2023-08-19 14:40:30 +0300 |
| commit | 7244b4aa4221d7b8d59b6ca5a97c7073b2802f10 (patch) | |
| tree | 343a98f4d8af00bee4141f6c7938f7435b707d7b /drivers/infiniband/hw/erdma/erdma_hw.h | |
| parent | d7cfbba90b8015bfd76b5da69ee5debbae8b7000 (diff) | |
| download | linux-7244b4aa4221d7b8d59b6ca5a97c7073b2802f10.tar.xz | |
RDMA/erdma: Refactor the storage structure of MTT entries
Currently our MTT only support inline mtt entries (0 level MTT) and
indirect MTT entries (1 level mtt), which will limit the maximum length
of MRs. In order to implement a multi-level MTT, we refactor the
structure of MTT first.
Signed-off-by: Cheng Xu <chengyou@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230817102151.75964-3-chengyou@linux.alibaba.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/infiniband/hw/erdma/erdma_hw.h')
| -rw-r--r-- | drivers/infiniband/hw/erdma/erdma_hw.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/erdma/erdma_hw.h b/drivers/infiniband/hw/erdma/erdma_hw.h index a882b57aa118..80a78569bc2a 100644 --- a/drivers/infiniband/hw/erdma/erdma_hw.h +++ b/drivers/infiniband/hw/erdma/erdma_hw.h @@ -228,7 +228,7 @@ struct erdma_cmdq_ext_db_req { /* create_cq cfg1 */ #define ERDMA_CMD_CREATE_CQ_MTT_CNT_MASK GENMASK(31, 16) -#define ERDMA_CMD_CREATE_CQ_MTT_TYPE_MASK BIT(15) +#define ERDMA_CMD_CREATE_CQ_MTT_LEVEL_MASK BIT(15) #define ERDMA_CMD_CREATE_CQ_MTT_DB_CFG_MASK BIT(11) #define ERDMA_CMD_CREATE_CQ_EQN_MASK GENMASK(9, 0) @@ -258,7 +258,7 @@ struct erdma_cmdq_create_cq_req { /* regmr cfg2 */ #define ERDMA_CMD_REGMR_PAGESIZE_MASK GENMASK(31, 27) -#define ERDMA_CMD_REGMR_MTT_TYPE_MASK GENMASK(21, 20) +#define ERDMA_CMD_REGMR_MTT_LEVEL_MASK GENMASK(21, 20) #define ERDMA_CMD_REGMR_MTT_CNT_MASK GENMASK(19, 0) struct erdma_cmdq_reg_mr_req { |