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Message-ID: <1622428725-30049-2-git-send-email-tanhuazhong@huawei.com>
Date: Mon, 31 May 2021 10:38:38 +0800
From: Huazhong Tan <tanhuazhong@...wei.com>
To: <davem@...emloft.net>, <kuba@...nel.org>
CC: <netdev@...r.kernel.org>, <salil.mehta@...wei.com>,
<yisen.zhuang@...wei.com>, <huangdaode@...wei.com>,
<linuxarm@...wei.com>, Jian Shen <shenjian15@...wei.com>,
Huazhong Tan <tanhuazhong@...wei.com>
Subject: [PATCH net-next 1/8] net: hns3: add 'QoS' support for port based VLAN configuration
From: Jian Shen <shenjian15@...wei.com>
Currently, option "qos" is igored by HNS3 driver for command
"ip link set ethx vf <vf id> vlan <vlan id> qos <qos value>".
Add support for it.
Signed-off-by: Jian Shen <shenjian15@...wei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@...wei.com>
---
.../ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 91 +++++++++++++++-------
1 file changed, 63 insertions(+), 28 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 6addeb2..af5b278 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -9724,7 +9724,7 @@ static int hclge_set_vlan_rx_offload_cfg(struct hclge_vport *vport)
static int hclge_vlan_offload_cfg(struct hclge_vport *vport,
u16 port_base_vlan_state,
- u16 vlan_tag)
+ u16 vlan_tag, u8 qos)
{
int ret;
@@ -9738,7 +9738,8 @@ static int hclge_vlan_offload_cfg(struct hclge_vport *vport,
vport->txvlan_cfg.accept_tag1 =
ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3;
vport->txvlan_cfg.insert_tag1_en = true;
- vport->txvlan_cfg.default_tag1 = vlan_tag;
+ vport->txvlan_cfg.default_tag1 = (qos << VLAN_PRIO_SHIFT) |
+ vlan_tag;
}
vport->txvlan_cfg.accept_untag1 = true;
@@ -9867,13 +9868,15 @@ static int hclge_init_vlan_config(struct hclge_dev *hdev)
for (i = 0; i < hdev->num_alloc_vport; i++) {
u16 vlan_tag;
+ u8 qos;
vport = &hdev->vport[i];
vlan_tag = vport->port_base_vlan_cfg.vlan_info.vlan_tag;
+ qos = vport->port_base_vlan_cfg.vlan_info.qos;
ret = hclge_vlan_offload_cfg(vport,
vport->port_base_vlan_cfg.state,
- vlan_tag);
+ vlan_tag, qos);
if (ret)
return ret;
}
@@ -10084,6 +10087,10 @@ static int hclge_update_vlan_filter_entries(struct hclge_vport *vport,
if (port_base_vlan_state == HNAE3_PORT_BASE_VLAN_ENABLE) {
hclge_rm_vport_all_vlan_table(vport, false);
+ /* force clear VLAN 0 */
+ ret = hclge_set_vf_vlan_common(hdev, vport->vport_id, true, 0);
+ if (ret)
+ return ret;
return hclge_set_vlan_filter_hw(hdev,
htons(new_info->vlan_proto),
vport->vport_id,
@@ -10091,6 +10098,11 @@ static int hclge_update_vlan_filter_entries(struct hclge_vport *vport,
false);
}
+ /* force add VLAN 0 */
+ ret = hclge_set_vf_vlan_common(hdev, vport->vport_id, false, 0);
+ if (ret)
+ return ret;
+
ret = hclge_set_vlan_filter_hw(hdev, htons(old_info->vlan_proto),
vport->vport_id, old_info->vlan_tag,
true);
@@ -10100,6 +10112,18 @@ static int hclge_update_vlan_filter_entries(struct hclge_vport *vport,
return hclge_add_vport_all_vlan_table(vport);
}
+static bool hclge_need_update_vlan_filter(const struct hclge_vlan_info *new_cfg,
+ const struct hclge_vlan_info *old_cfg)
+{
+ if (new_cfg->vlan_tag != old_cfg->vlan_tag)
+ return true;
+
+ if (new_cfg->vlan_tag == 0 && (new_cfg->qos == 0 || old_cfg->qos == 0))
+ return true;
+
+ return false;
+}
+
int hclge_update_port_base_vlan_cfg(struct hclge_vport *vport, u16 state,
struct hclge_vlan_info *vlan_info)
{
@@ -10110,10 +10134,14 @@ int hclge_update_port_base_vlan_cfg(struct hclge_vport *vport, u16 state,
old_vlan_info = &vport->port_base_vlan_cfg.vlan_info;
- ret = hclge_vlan_offload_cfg(vport, state, vlan_info->vlan_tag);
+ ret = hclge_vlan_offload_cfg(vport, state, vlan_info->vlan_tag,
+ vlan_info->qos);
if (ret)
return ret;
+ if (!hclge_need_update_vlan_filter(vlan_info, old_vlan_info))
+ goto out;
+
if (state == HNAE3_PORT_BASE_VLAN_MODIFY) {
/* add new VLAN tag */
ret = hclge_set_vlan_filter_hw(hdev,
@@ -10125,15 +10153,23 @@ int hclge_update_port_base_vlan_cfg(struct hclge_vport *vport, u16 state,
return ret;
/* remove old VLAN tag */
- ret = hclge_set_vlan_filter_hw(hdev,
- htons(old_vlan_info->vlan_proto),
- vport->vport_id,
- old_vlan_info->vlan_tag,
- true);
- if (ret)
+ if (old_vlan_info->vlan_tag == 0)
+ ret = hclge_set_vf_vlan_common(hdev, vport->vport_id,
+ true, 0);
+ else
+ ret = hclge_set_vlan_filter_hw(hdev,
+ htons(ETH_P_8021Q),
+ vport->vport_id,
+ old_vlan_info->vlan_tag,
+ true);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "failed to clear vport%u port base vlan %u, ret = %d.\n",
+ vport->vport_id, old_vlan_info->vlan_tag, ret);
return ret;
+ }
- goto update;
+ goto out;
}
ret = hclge_update_vlan_filter_entries(vport, state, vlan_info,
@@ -10141,38 +10177,37 @@ int hclge_update_port_base_vlan_cfg(struct hclge_vport *vport, u16 state,
if (ret)
return ret;
- /* update state only when disable/enable port based VLAN */
+out:
vport->port_base_vlan_cfg.state = state;
if (state == HNAE3_PORT_BASE_VLAN_DISABLE)
nic->port_base_vlan_state = HNAE3_PORT_BASE_VLAN_DISABLE;
else
nic->port_base_vlan_state = HNAE3_PORT_BASE_VLAN_ENABLE;
-update:
- vport->port_base_vlan_cfg.vlan_info.vlan_tag = vlan_info->vlan_tag;
- vport->port_base_vlan_cfg.vlan_info.qos = vlan_info->qos;
- vport->port_base_vlan_cfg.vlan_info.vlan_proto = vlan_info->vlan_proto;
+ vport->port_base_vlan_cfg.vlan_info = *vlan_info;
return 0;
}
static u16 hclge_get_port_base_vlan_state(struct hclge_vport *vport,
enum hnae3_port_base_vlan_state state,
- u16 vlan)
+ u16 vlan, u8 qos)
{
if (state == HNAE3_PORT_BASE_VLAN_DISABLE) {
- if (!vlan)
+ if (!vlan && !qos)
return HNAE3_PORT_BASE_VLAN_NOCHANGE;
- else
- return HNAE3_PORT_BASE_VLAN_ENABLE;
- } else {
- if (!vlan)
- return HNAE3_PORT_BASE_VLAN_DISABLE;
- else if (vport->port_base_vlan_cfg.vlan_info.vlan_tag == vlan)
- return HNAE3_PORT_BASE_VLAN_NOCHANGE;
- else
- return HNAE3_PORT_BASE_VLAN_MODIFY;
+
+ return HNAE3_PORT_BASE_VLAN_ENABLE;
}
+
+ if (!vlan && !qos)
+ return HNAE3_PORT_BASE_VLAN_DISABLE;
+
+ if (vport->port_base_vlan_cfg.vlan_info.vlan_tag == vlan &&
+ vport->port_base_vlan_cfg.vlan_info.qos == qos)
+ return HNAE3_PORT_BASE_VLAN_NOCHANGE;
+
+ return HNAE3_PORT_BASE_VLAN_MODIFY;
}
static int hclge_set_vf_vlan_filter(struct hnae3_handle *handle, int vfid,
@@ -10200,7 +10235,7 @@ static int hclge_set_vf_vlan_filter(struct hnae3_handle *handle, int vfid,
state = hclge_get_port_base_vlan_state(vport,
vport->port_base_vlan_cfg.state,
- vlan);
+ vlan, qos);
if (state == HNAE3_PORT_BASE_VLAN_NOCHANGE)
return 0;
--
2.7.4
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