diff options
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/qplib_sp.c')
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/qplib_sp.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.c b/drivers/infiniband/hw/bnxt_re/qplib_sp.c index 08df34adbb8f..e71bc57a1f3a 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c @@ -657,7 +657,7 @@ int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw, } int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, - u64 *pbl_tbl, int num_pbls, bool block) + u64 *pbl_tbl, int num_pbls, bool block, u32 buf_pg_size) { struct bnxt_qplib_rcfw *rcfw = res->rcfw; struct cmdq_register_mr req; @@ -668,6 +668,9 @@ int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, u32 pg_size; if (num_pbls) { + /* Allocate memory for the non-leaf pages to store buf ptrs. + * Non-leaf pages always uses system PAGE_SIZE + */ pg_ptrs = roundup_pow_of_two(num_pbls); pages = pg_ptrs >> MAX_PBL_LVL_1_PGS_SHIFT; if (!pages) @@ -685,6 +688,7 @@ int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, bnxt_qplib_free_hwq(res->pdev, &mr->hwq); mr->hwq.max_elements = pages; + /* Use system PAGE_SIZE */ rc = bnxt_qplib_alloc_init_hwq(res->pdev, &mr->hwq, NULL, 0, &mr->hwq.max_elements, PAGE_SIZE, 0, PAGE_SIZE, @@ -705,18 +709,22 @@ int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, /* Configure the request */ if (mr->hwq.level == PBL_LVL_MAX) { + /* No PBL provided, just use system PAGE_SIZE */ level = 0; req.pbl = 0; pg_size = PAGE_SIZE; } else { level = mr->hwq.level + 1; req.pbl = cpu_to_le64(mr->hwq.pbl[PBL_LVL_0].pg_map_arr[0]); - pg_size = mr->hwq.pbl[PBL_LVL_0].pg_size; } + pg_size = buf_pg_size ? buf_pg_size : PAGE_SIZE; req.log2_pg_size_lvl = (level << CMDQ_REGISTER_MR_LVL_SFT) | ((ilog2(pg_size) << CMDQ_REGISTER_MR_LOG2_PG_SIZE_SFT) & CMDQ_REGISTER_MR_LOG2_PG_SIZE_MASK); + req.log2_pbl_pg_size = cpu_to_le16(((ilog2(PAGE_SIZE) << + CMDQ_REGISTER_MR_LOG2_PBL_PG_SIZE_SFT) & + CMDQ_REGISTER_MR_LOG2_PBL_PG_SIZE_MASK)); req.access = (mr->flags & 0xFFFF); req.va = cpu_to_le64(mr->va); req.key = cpu_to_le32(mr->lkey); |