diff options
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_hw.c | 53 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 2 |
2 files changed, 27 insertions, 28 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c index 5636eb6f9307..ac7347ad90be 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c @@ -1440,27 +1440,30 @@ static int ocrdma_mbx_alloc_pd_range(struct ocrdma_dev *dev) struct ocrdma_alloc_pd_range_rsp *rsp; /* Pre allocate the DPP PDs */ - cmd = ocrdma_init_emb_mqe(OCRDMA_CMD_ALLOC_PD_RANGE, sizeof(*cmd)); - if (!cmd) - return -ENOMEM; - cmd->pd_count = dev->attr.max_dpp_pds; - cmd->enable_dpp_rsvd |= OCRDMA_ALLOC_PD_ENABLE_DPP; - status = ocrdma_mbx_cmd(dev, (struct ocrdma_mqe *)cmd); - if (status) - goto mbx_err; - rsp = (struct ocrdma_alloc_pd_range_rsp *)cmd; - - if ((rsp->dpp_page_pdid & OCRDMA_ALLOC_PD_RSP_DPP) && rsp->pd_count) { - dev->pd_mgr->dpp_page_index = rsp->dpp_page_pdid >> - OCRDMA_ALLOC_PD_RSP_DPP_PAGE_SHIFT; - dev->pd_mgr->pd_dpp_start = rsp->dpp_page_pdid & - OCRDMA_ALLOC_PD_RNG_RSP_START_PDID_MASK; - dev->pd_mgr->max_dpp_pd = rsp->pd_count; - pd_bitmap_size = BITS_TO_LONGS(rsp->pd_count) * sizeof(long); - dev->pd_mgr->pd_dpp_bitmap = kzalloc(pd_bitmap_size, - GFP_KERNEL); + if (dev->attr.max_dpp_pds) { + cmd = ocrdma_init_emb_mqe(OCRDMA_CMD_ALLOC_PD_RANGE, + sizeof(*cmd)); + if (!cmd) + return -ENOMEM; + cmd->pd_count = dev->attr.max_dpp_pds; + cmd->enable_dpp_rsvd |= OCRDMA_ALLOC_PD_ENABLE_DPP; + status = ocrdma_mbx_cmd(dev, (struct ocrdma_mqe *)cmd); + rsp = (struct ocrdma_alloc_pd_range_rsp *)cmd; + + if (!status && (rsp->dpp_page_pdid & OCRDMA_ALLOC_PD_RSP_DPP) && + rsp->pd_count) { + dev->pd_mgr->dpp_page_index = rsp->dpp_page_pdid >> + OCRDMA_ALLOC_PD_RSP_DPP_PAGE_SHIFT; + dev->pd_mgr->pd_dpp_start = rsp->dpp_page_pdid & + OCRDMA_ALLOC_PD_RNG_RSP_START_PDID_MASK; + dev->pd_mgr->max_dpp_pd = rsp->pd_count; + pd_bitmap_size = + BITS_TO_LONGS(rsp->pd_count) * sizeof(long); + dev->pd_mgr->pd_dpp_bitmap = kzalloc(pd_bitmap_size, + GFP_KERNEL); + } + kfree(cmd); } - kfree(cmd); cmd = ocrdma_init_emb_mqe(OCRDMA_CMD_ALLOC_PD_RANGE, sizeof(*cmd)); if (!cmd) @@ -1468,10 +1471,8 @@ static int ocrdma_mbx_alloc_pd_range(struct ocrdma_dev *dev) cmd->pd_count = dev->attr.max_pd - dev->attr.max_dpp_pds; status = ocrdma_mbx_cmd(dev, (struct ocrdma_mqe *)cmd); - if (status) - goto mbx_err; rsp = (struct ocrdma_alloc_pd_range_rsp *)cmd; - if (rsp->pd_count) { + if (!status && rsp->pd_count) { dev->pd_mgr->pd_norm_start = rsp->dpp_page_pdid & OCRDMA_ALLOC_PD_RNG_RSP_START_PDID_MASK; dev->pd_mgr->max_normal_pd = rsp->pd_count; @@ -1479,15 +1480,13 @@ static int ocrdma_mbx_alloc_pd_range(struct ocrdma_dev *dev) dev->pd_mgr->pd_norm_bitmap = kzalloc(pd_bitmap_size, GFP_KERNEL); } + kfree(cmd); if (dev->pd_mgr->pd_norm_bitmap || dev->pd_mgr->pd_dpp_bitmap) { /* Enable PD resource manager */ dev->pd_mgr->pd_prealloc_valid = true; - } else { - return -ENOMEM; + return 0; } -mbx_err: - kfree(cmd); return status; } diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index 06e8ab7825b9..9dcb66077d6c 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -365,7 +365,7 @@ static struct ocrdma_pd *_ocrdma_alloc_pd(struct ocrdma_dev *dev, if (!pd) return ERR_PTR(-ENOMEM); - if (udata && uctx) { + if (udata && uctx && dev->attr.max_dpp_pds) { pd->dpp_enabled = ocrdma_get_asic_type(dev) == OCRDMA_ASIC_GEN_SKH_R; pd->num_dpp_qp = |