diff options
| author |   Yangyang Li <liyangyang20@huawei.com> | 2018-12-18 21:21:55 +0800 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2019-01-24 09:22:30 -0700 |
| commit | 0e40dc2f70cda099e13392a26bd37aed24bcd25d (patch) | |
| tree | 37313bef77c79f2ca53ea3126b45a1ccf5554814 /drivers/infiniband/hw/hns/hns_roce_main.c | |
| parent | RDMA/hns: Add SCC context clr support for hip08 (diff) | |
| download | linux-dev-0e40dc2f70cda099e13392a26bd37aed24bcd25d.tar.xz linux-dev-0e40dc2f70cda099e13392a26bd37aed24bcd25d.zip | |
RDMA/hns: Add timer allocation support for hip08
This patch adds qpc timer and cqc timer allocation support for hardware
timeout retransmission in kernel space driver.
Signed-off-by: Yangyang Li <liyangyang20@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_main.c')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_main.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index 314586690f6e..67a8c4333f4f 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -715,8 +715,44 @@ static int hns_roce_init_hem(struct hns_roce_dev *hr_dev) } } + if (hr_dev->caps.qpc_timer_entry_sz) { + ret = hns_roce_init_hem_table(hr_dev, + &hr_dev->qpc_timer_table, + HEM_TYPE_QPC_TIMER, + hr_dev->caps.qpc_timer_entry_sz, + hr_dev->caps.num_qpc_timer, 1); + if (ret) { + dev_err(dev, + "Failed to init QPC timer memory, aborting.\n"); + goto err_unmap_ctx; + } + } + + if (hr_dev->caps.cqc_timer_entry_sz) { + ret = hns_roce_init_hem_table(hr_dev, + &hr_dev->cqc_timer_table, + HEM_TYPE_CQC_TIMER, + hr_dev->caps.cqc_timer_entry_sz, + hr_dev->caps.num_cqc_timer, 1); + if (ret) { + dev_err(dev, + "Failed to init CQC timer memory, aborting.\n"); + goto err_unmap_qpc_timer; + } + } + return 0; +err_unmap_qpc_timer: + if (hr_dev->caps.qpc_timer_entry_sz) + hns_roce_cleanup_hem_table(hr_dev, + &hr_dev->qpc_timer_table); + +err_unmap_ctx: + if (hr_dev->caps.sccc_entry_sz) + hns_roce_cleanup_hem_table(hr_dev, + &hr_dev->qp_table.sccc_table); + err_unmap_idx: if (hr_dev->caps.num_idx_segs) hns_roce_cleanup_hem_table(hr_dev, |