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| author |   Wei Hu(Xavier) <xavier.huwei@huawei.com> | 2018-05-28 19:39:24 +0800 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2018-05-30 20:45:02 -0400 |
| commit | cb7a94c9c808d291d813f90bdb53e2005324a332 (patch) | |
| tree | 3825e61aebb3ce66bccbd0660b6ff97c54c01eb2 /drivers/infiniband/hw/hns/hns_roce_main.c | |
| parent | Merge branch 'mini_cqe' into git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma for-next (diff) | |
| download | linux-dev-cb7a94c9c808d291d813f90bdb53e2005324a332.tar.xz linux-dev-cb7a94c9c808d291d813f90bdb53e2005324a332.zip | |
RDMA/hns: Add reset process for RoCE in hip08
This patch added reset process for RoCE in hip08.
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_main.c')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_main.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index c614f9182b1a..fbb0c0a857b8 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -332,6 +332,9 @@ static struct ib_ucontext *hns_roce_alloc_ucontext(struct ib_device *ib_dev, struct hns_roce_ib_alloc_ucontext_resp resp = {}; struct hns_roce_dev *hr_dev = to_hr_dev(ib_dev); + if (!hr_dev->active) + return ERR_PTR(-EAGAIN); + resp.qp_tab_size = hr_dev->caps.num_qps; context = kmalloc(sizeof(*context), GFP_KERNEL); @@ -425,6 +428,7 @@ static void hns_roce_unregister_device(struct hns_roce_dev *hr_dev) { struct hns_roce_ib_iboe *iboe = &hr_dev->iboe; + hr_dev->active = false; unregister_netdevice_notifier(&iboe->nb); ib_unregister_device(&hr_dev->ib_dev); } @@ -536,6 +540,7 @@ static int hns_roce_register_device(struct hns_roce_dev *hr_dev) goto error_failed_setup_mtu_mac; } + hr_dev->active = true; return 0; error_failed_setup_mtu_mac: @@ -728,6 +733,7 @@ int hns_roce_init(struct hns_roce_dev *hr_dev) return ret; } } + hr_dev->is_reset = false; if (hr_dev->hw->cmq_init) { ret = hr_dev->hw->cmq_init(hr_dev); @@ -827,6 +833,7 @@ EXPORT_SYMBOL_GPL(hns_roce_init); void hns_roce_exit(struct hns_roce_dev *hr_dev) { hns_roce_unregister_device(hr_dev); + if (hr_dev->hw->hw_exit) hr_dev->hw->hw_exit(hr_dev); hns_roce_cleanup_bitmap(hr_dev); |