diff options
| author | Lijun Ou <oulijun@huawei.com> | 2018-11-24 09:49:20 +0100 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-12-05 15:59:13 +0100 |
| commit | 5c1f167af112746eb97621f12b4053d4f66c0357 (patch) | |
| tree | eac9ef7cd402bf2f801ba986c4f1b090afa637d5 /drivers/infiniband/hw/hns/hns_roce_srq.c | |
| parent | RDMA/hns: Eanble SRQ capacity for hip08 (diff) | |
| download | linux-5c1f167af112746eb97621f12b4053d4f66c0357.tar.xz linux-5c1f167af112746eb97621f12b4053d4f66c0357.zip | |
RDMA/hns: Init SRQ table for hip08
This patch inits hem resource for SRQ table, includes
SRQWQE and SRQWQE index resource.
Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_srq.c')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_srq.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c new file mode 100644 index 000000000000..d8a86130febe --- /dev/null +++ b/drivers/infiniband/hw/hns/hns_roce_srq.c @@ -0,0 +1,26 @@ +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB +/* + * Copyright (c) 2018 Hisilicon Limited. + */ + +#include <rdma/ib_umem.h> +#include <rdma/hns-abi.h> +#include "hns_roce_device.h" +#include "hns_roce_cmd.h" +#include "hns_roce_hem.h" + +int hns_roce_init_srq_table(struct hns_roce_dev *hr_dev) +{ + struct hns_roce_srq_table *srq_table = &hr_dev->srq_table; + + xa_init(&srq_table->xa); + + return hns_roce_bitmap_init(&srq_table->bitmap, hr_dev->caps.num_srqs, + hr_dev->caps.num_srqs - 1, + hr_dev->caps.reserved_srqs, 0); +} + +void hns_roce_cleanup_srq_table(struct hns_roce_dev *hr_dev) +{ + hns_roce_bitmap_cleanup(&hr_dev->srq_table.bitmap); +} |