diff options
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_mr.c')
-rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_mr.c | 69 |
1 files changed, 36 insertions, 33 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_mr.c b/drivers/infiniband/hw/hns/hns_roce_mr.c index 5f8416ba09a9..9ad19170c3f9 100644 --- a/drivers/infiniband/hw/hns/hns_roce_mr.c +++ b/drivers/infiniband/hw/hns/hns_roce_mr.c @@ -48,21 +48,21 @@ unsigned long key_to_hw_index(u32 key) return (key << 24) | (key >> 8); } -static int hns_roce_sw2hw_mpt(struct hns_roce_dev *hr_dev, - struct hns_roce_cmd_mailbox *mailbox, - unsigned long mpt_index) +static int hns_roce_hw_create_mpt(struct hns_roce_dev *hr_dev, + struct hns_roce_cmd_mailbox *mailbox, + unsigned long mpt_index) { return hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, mpt_index, 0, - HNS_ROCE_CMD_SW2HW_MPT, + HNS_ROCE_CMD_CREATE_MPT, HNS_ROCE_CMD_TIMEOUT_MSECS); } -int hns_roce_hw2sw_mpt(struct hns_roce_dev *hr_dev, - struct hns_roce_cmd_mailbox *mailbox, - unsigned long mpt_index) +int hns_roce_hw_destroy_mpt(struct hns_roce_dev *hr_dev, + struct hns_roce_cmd_mailbox *mailbox, + unsigned long mpt_index) { return hns_roce_cmd_mbox(hr_dev, 0, mailbox ? mailbox->dma : 0, - mpt_index, !mailbox, HNS_ROCE_CMD_HW2SW_MPT, + mpt_index, !mailbox, HNS_ROCE_CMD_DESTROY_MPT, HNS_ROCE_CMD_TIMEOUT_MSECS); } @@ -83,7 +83,7 @@ static int hns_roce_buddy_alloc(struct hns_roce_buddy *buddy, int order, } } spin_unlock(&buddy->lock); - return -1; + return -EINVAL; found: clear_bit(*seg, buddy->bits[o]); @@ -206,13 +206,14 @@ static int hns_roce_alloc_mtt_range(struct hns_roce_dev *hr_dev, int order, } ret = hns_roce_buddy_alloc(buddy, order, seg); - if (ret == -1) - return -1; + if (ret) + return ret; - if (hns_roce_table_get_range(hr_dev, table, *seg, - *seg + (1 << order) - 1)) { + ret = hns_roce_table_get_range(hr_dev, table, *seg, + *seg + (1 << order) - 1); + if (ret) { hns_roce_buddy_free(buddy, *seg, order); - return -1; + return ret; } return 0; @@ -578,7 +579,7 @@ static int hns_roce_mr_alloc(struct hns_roce_dev *hr_dev, u32 pd, u64 iova, /* Allocate a key for mr from mr_table */ ret = hns_roce_bitmap_alloc(&hr_dev->mr_table.mtpt_bitmap, &index); - if (ret == -1) + if (ret) return -ENOMEM; mr->iova = iova; /* MR va starting addr */ @@ -707,10 +708,11 @@ static void hns_roce_mr_free(struct hns_roce_dev *hr_dev, int ret; if (mr->enabled) { - ret = hns_roce_hw2sw_mpt(hr_dev, NULL, key_to_hw_index(mr->key) - & (hr_dev->caps.num_mtpts - 1)); + ret = hns_roce_hw_destroy_mpt(hr_dev, NULL, + key_to_hw_index(mr->key) & + (hr_dev->caps.num_mtpts - 1)); if (ret) - dev_warn(dev, "HW2SW_MPT failed (%d)\n", ret); + dev_warn(dev, "DESTROY_MPT failed (%d)\n", ret); } if (mr->size != ~0ULL) { @@ -763,10 +765,10 @@ static int hns_roce_mr_enable(struct hns_roce_dev *hr_dev, goto err_page; } - ret = hns_roce_sw2hw_mpt(hr_dev, mailbox, - mtpt_idx & (hr_dev->caps.num_mtpts - 1)); + ret = hns_roce_hw_create_mpt(hr_dev, mailbox, + mtpt_idx & (hr_dev->caps.num_mtpts - 1)); if (ret) { - dev_err(dev, "SW2HW_MPT failed (%d)\n", ret); + dev_err(dev, "CREATE_MPT failed (%d)\n", ret); goto err_page; } @@ -1143,7 +1145,7 @@ struct ib_mr *hns_roce_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, if (!mr) return ERR_PTR(-ENOMEM); - mr->umem = ib_umem_get(udata, start, length, access_flags, 0); + mr->umem = ib_umem_get(udata, start, length, access_flags); if (IS_ERR(mr->umem)) { ret = PTR_ERR(mr->umem); goto err_free; @@ -1228,7 +1230,7 @@ static int rereg_mr_trans(struct ib_mr *ibmr, int flags, } ib_umem_release(mr->umem); - mr->umem = ib_umem_get(udata, start, length, mr_access_flags, 0); + mr->umem = ib_umem_get(udata, start, length, mr_access_flags); if (IS_ERR(mr->umem)) { ret = PTR_ERR(mr->umem); mr->umem = NULL; @@ -1308,9 +1310,9 @@ int hns_roce_rereg_user_mr(struct ib_mr *ibmr, int flags, u64 start, u64 length, if (ret) goto free_cmd_mbox; - ret = hns_roce_hw2sw_mpt(hr_dev, NULL, mtpt_idx); + ret = hns_roce_hw_destroy_mpt(hr_dev, NULL, mtpt_idx); if (ret) - dev_warn(dev, "HW2SW_MPT failed (%d)\n", ret); + dev_warn(dev, "DESTROY_MPT failed (%d)\n", ret); mr->enabled = 0; @@ -1332,9 +1334,9 @@ int hns_roce_rereg_user_mr(struct ib_mr *ibmr, int flags, u64 start, u64 length, goto free_cmd_mbox; } - ret = hns_roce_sw2hw_mpt(hr_dev, mailbox, mtpt_idx); + ret = hns_roce_hw_create_mpt(hr_dev, mailbox, mtpt_idx); if (ret) { - dev_err(dev, "SW2HW_MPT failed (%d)\n", ret); + dev_err(dev, "CREATE_MPT failed (%d)\n", ret); ib_umem_release(mr->umem); goto free_cmd_mbox; } @@ -1448,10 +1450,11 @@ static void hns_roce_mw_free(struct hns_roce_dev *hr_dev, int ret; if (mw->enabled) { - ret = hns_roce_hw2sw_mpt(hr_dev, NULL, key_to_hw_index(mw->rkey) - & (hr_dev->caps.num_mtpts - 1)); + ret = hns_roce_hw_destroy_mpt(hr_dev, NULL, + key_to_hw_index(mw->rkey) & + (hr_dev->caps.num_mtpts - 1)); if (ret) - dev_warn(dev, "MW HW2SW_MPT failed (%d)\n", ret); + dev_warn(dev, "MW DESTROY_MPT failed (%d)\n", ret); hns_roce_table_put(hr_dev, &hr_dev->mr_table.mtpt_table, key_to_hw_index(mw->rkey)); @@ -1487,10 +1490,10 @@ static int hns_roce_mw_enable(struct hns_roce_dev *hr_dev, goto err_page; } - ret = hns_roce_sw2hw_mpt(hr_dev, mailbox, - mtpt_idx & (hr_dev->caps.num_mtpts - 1)); + ret = hns_roce_hw_create_mpt(hr_dev, mailbox, + mtpt_idx & (hr_dev->caps.num_mtpts - 1)); if (ret) { - dev_err(dev, "MW sw2hw_mpt failed (%d)\n", ret); + dev_err(dev, "MW CREATE_MPT failed (%d)\n", ret); goto err_page; } |