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net: hns3: add debug information for flow table when failed

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Adds some debug information for failures of processing flow table,
removes the redundant printing when hclge_fd_check_spec() returns
error, and modifies the printing level for FD not enable error.

Signed-off-by: Guojia Liao <liaoguojia@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Guojia Liao 2020-04-20 10:17:33 +08:00 committed by David S. Miller
parent 0b4bdc55df
commit a3ca5e9048
1 changed files with 34 additions and 11 deletions
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45
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
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@ -5381,22 +5381,32 @@ static int hclge_fd_check_ext_tuple(struct hclge_dev *hdev,
u32 *unused_tuple)
{
if (fs->flow_type & FLOW_EXT) {
if (fs->h_ext.vlan_etype)
if (fs->h_ext.vlan_etype) {
dev_err(&hdev->pdev->dev, "vlan-etype is not supported!\n");
return -EOPNOTSUPP;
}
if (!fs->h_ext.vlan_tci)
*unused_tuple |= BIT(INNER_VLAN_TAG_FST);
if (fs->m_ext.vlan_tci &&
be16_to_cpu(fs->h_ext.vlan_tci) >= VLAN_N_VID)
be16_to_cpu(fs->h_ext.vlan_tci) >= VLAN_N_VID) {
dev_err(&hdev->pdev->dev,
"failed to config vlan_tci, invalid vlan_tci: %u, max is %u.\n",
ntohs(fs->h_ext.vlan_tci), VLAN_N_VID - 1);
return -EINVAL;
}
} else {
*unused_tuple |= BIT(INNER_VLAN_TAG_FST);
}
if (fs->flow_type & FLOW_MAC_EXT) {
if (hdev->fd_cfg.fd_mode !=
HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1)
HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1) {
dev_err(&hdev->pdev->dev,
"FLOW_MAC_EXT is not supported in current fd mode!\n");
return -EOPNOTSUPP;
}
if (is_zero_ether_addr(fs->h_ext.h_dest))
*unused_tuple |= BIT(INNER_DST_MAC);
@ -5414,8 +5424,13 @@ static int hclge_fd_check_spec(struct hclge_dev *hdev,
u32 flow_type;
int ret;
if (fs->location >= hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1])
if (fs->location >= hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]) {
dev_err(&hdev->pdev->dev,
"failed to config fd rules, invalid rule location: %u, max is %u\n.",
fs->location,
hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1] - 1);
return -EINVAL;
}
if ((fs->flow_type & FLOW_EXT) &&
(fs->h_ext.data[0] != 0 || fs->h_ext.data[1] != 0)) {
@ -5457,11 +5472,18 @@ static int hclge_fd_check_spec(struct hclge_dev *hdev,
unused_tuple);
break;
default:
dev_err(&hdev->pdev->dev,
"unsupported protocol type, protocol type = %#x\n",
flow_type);
return -EOPNOTSUPP;
}
if (ret)
if (ret) {
dev_err(&hdev->pdev->dev,
"failed to check flow union tuple, ret = %d\n",
ret);
return ret;
}
return hclge_fd_check_ext_tuple(hdev, fs, unused_tuple);
}
@ -5729,22 +5751,23 @@ static int hclge_add_fd_entry(struct hnae3_handle *handle,
u8 action;
int ret;
if (!hnae3_dev_fd_supported(hdev))
if (!hnae3_dev_fd_supported(hdev)) {
dev_err(&hdev->pdev->dev,
"flow table director is not supported\n");
return -EOPNOTSUPP;
}
if (!hdev->fd_en) {
dev_warn(&hdev->pdev->dev,
"Please enable flow director first\n");
dev_err(&hdev->pdev->dev,
"please enable flow director first\n");
return -EOPNOTSUPP;
}
fs = (struct ethtool_rx_flow_spec *)&cmd->fs;
ret = hclge_fd_check_spec(hdev, fs, &unused);
if (ret) {
dev_err(&hdev->pdev->dev, "Check fd spec failed\n");
if (ret)
return ret;
}
if (fs->ring_cookie == RX_CLS_FLOW_DISC) {
action = HCLGE_FD_ACTION_DROP_PACKET;