diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_cmd.c | 10 | ||||
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_main.c | 8 |
2 files changed, 5 insertions, 13 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_cmd.c b/drivers/infiniband/hw/hns/hns_roce_cmd.c index ade26faade8d..455d533dd7c4 100644 --- a/drivers/infiniband/hw/hns/hns_roce_cmd.c +++ b/drivers/infiniband/hw/hns/hns_roce_cmd.c @@ -251,23 +251,15 @@ int hns_roce_cmd_use_events(struct hns_roce_dev *hr_dev) hr_cmd->token_mask = CMD_TOKEN_MASK; hr_cmd->use_events = 1; - down(&hr_cmd->poll_sem); - return 0; } void hns_roce_cmd_use_polling(struct hns_roce_dev *hr_dev) { struct hns_roce_cmdq *hr_cmd = &hr_dev->cmd; - int i; - - hr_cmd->use_events = 0; - - for (i = 0; i < hr_cmd->max_cmds; ++i) - down(&hr_cmd->event_sem); kfree(hr_cmd->context); - up(&hr_cmd->poll_sem); + hr_cmd->use_events = 0; } struct hns_roce_cmd_mailbox diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index 1b757cc924c3..b5d196c119ee 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -902,6 +902,7 @@ int hns_roce_init(struct hns_roce_dev *hr_dev) goto error_failed_cmd_init; } + /* EQ depends on poll mode, event mode depends on EQ */ ret = hr_dev->hw->init_eq(hr_dev); if (ret) { dev_err(dev, "eq init failed!\n"); @@ -911,8 +912,9 @@ int hns_roce_init(struct hns_roce_dev *hr_dev) if (hr_dev->cmd_mod) { ret = hns_roce_cmd_use_events(hr_dev); if (ret) { - dev_err(dev, "Switch to event-driven cmd failed!\n"); - goto error_failed_use_event; + dev_warn(dev, + "Cmd event mode failed, set back to poll!\n"); + hns_roce_cmd_use_polling(hr_dev); } } @@ -955,8 +957,6 @@ error_failed_setup_hca: error_failed_init_hem: if (hr_dev->cmd_mod) hns_roce_cmd_use_polling(hr_dev); - -error_failed_use_event: hr_dev->hw->cleanup_eq(hr_dev); error_failed_eq_table: |