diff options
| author | Luo bin <luobin9@huawei.com> | 2020-08-28 11:37:47 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-08-31 12:21:27 -0700 |
| commit | 626f06031143d7192705f887ff5f19ac71b58440 (patch) | |
| tree | e1cd56a75be377d628212e14d85634e666ae334c /drivers/net/ethernet/huawei/hinic/hinic_main.c | |
| parent | 253ac3a97921b89171069e8f12fd89b6bf1e66c5 (diff) | |
| download | lwn-626f06031143d7192705f887ff5f19ac71b58440.tar.gz lwn-626f06031143d7192705f887ff5f19ac71b58440.zip | |
hinic: add support to query rq info
add debugfs node for querying rq info, for example:
cat /sys/kernel/debug/hinic/0000:15:00.0/RQs/0x0/rq_hw_pi
Signed-off-by: Luo bin <luobin9@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/huawei/hinic/hinic_main.c')
| -rw-r--r-- | drivers/net/ethernet/huawei/hinic/hinic_main.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_main.c b/drivers/net/ethernet/huawei/hinic/hinic_main.c index aad1e5e1bfbe..27ae780d581a 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_main.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_main.c @@ -234,6 +234,8 @@ static int create_rxqs(struct hinic_dev *nic_dev) if (!nic_dev->rxqs) return -ENOMEM; + hinic_rq_dbgfs_init(nic_dev); + for (i = 0; i < num_rxqs; i++) { struct hinic_rq *rq = hinic_hwdev_get_rq(nic_dev->hwdev, i); @@ -243,13 +245,26 @@ static int create_rxqs(struct hinic_dev *nic_dev) "Failed to init rxq\n"); goto err_init_rxq; } + + err = hinic_rq_debug_add(nic_dev, i); + if (err) { + netif_err(nic_dev, drv, netdev, + "Failed to add RQ%d debug\n", i); + goto err_add_rq_dbg; + } } return 0; +err_add_rq_dbg: + hinic_clean_rxq(&nic_dev->rxqs[i]); err_init_rxq: - for (j = 0; j < i; j++) + for (j = 0; j < i; j++) { + hinic_rq_debug_rem(nic_dev->rxqs[j].rq); hinic_clean_rxq(&nic_dev->rxqs[j]); + } + + hinic_rq_dbgfs_uninit(nic_dev); devm_kfree(&netdev->dev, nic_dev->rxqs); return err; @@ -267,8 +282,12 @@ static void free_rxqs(struct hinic_dev *nic_dev) if (!nic_dev->rxqs) return; - for (i = 0; i < num_rxqs; i++) + for (i = 0; i < num_rxqs; i++) { + hinic_rq_debug_rem(nic_dev->rxqs[i].rq); hinic_clean_rxq(&nic_dev->rxqs[i]); + } + + hinic_rq_dbgfs_uninit(nic_dev); devm_kfree(&netdev->dev, nic_dev->rxqs); nic_dev->rxqs = NULL; |