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path: root/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
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Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c')
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c297
1 files changed, 162 insertions, 135 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 2066dd734444..2f0bbb6708b9 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -304,8 +304,6 @@ static const struct hclge_comm_stats_str g_mac_stats_string[] = {
HCLGE_MAC_STATS_FIELD_OFF(mac_tx_2048_4095_oct_pkt_num)},
{"mac_tx_4096_8191_oct_pkt_num",
HCLGE_MAC_STATS_FIELD_OFF(mac_tx_4096_8191_oct_pkt_num)},
- {"mac_tx_8192_12287_oct_pkt_num",
- HCLGE_MAC_STATS_FIELD_OFF(mac_tx_8192_12287_oct_pkt_num)},
{"mac_tx_8192_9216_oct_pkt_num",
HCLGE_MAC_STATS_FIELD_OFF(mac_tx_8192_9216_oct_pkt_num)},
{"mac_tx_9217_12287_oct_pkt_num",
@@ -356,8 +354,6 @@ static const struct hclge_comm_stats_str g_mac_stats_string[] = {
HCLGE_MAC_STATS_FIELD_OFF(mac_rx_2048_4095_oct_pkt_num)},
{"mac_rx_4096_8191_oct_pkt_num",
HCLGE_MAC_STATS_FIELD_OFF(mac_rx_4096_8191_oct_pkt_num)},
- {"mac_rx_8192_12287_oct_pkt_num",
- HCLGE_MAC_STATS_FIELD_OFF(mac_rx_8192_12287_oct_pkt_num)},
{"mac_rx_8192_9216_oct_pkt_num",
HCLGE_MAC_STATS_FIELD_OFF(mac_rx_8192_9216_oct_pkt_num)},
{"mac_rx_9217_12287_oct_pkt_num",
@@ -1459,8 +1455,11 @@ static int hclge_alloc_vport(struct hclge_dev *hdev)
/* We need to alloc a vport for main NIC of PF */
num_vport = hdev->num_vmdq_vport + hdev->num_req_vfs + 1;
- if (hdev->num_tqps < num_vport)
- num_vport = hdev->num_tqps;
+ if (hdev->num_tqps < num_vport) {
+ dev_err(&hdev->pdev->dev, "tqps(%d) is less than vports(%d)",
+ hdev->num_tqps, num_vport);
+ return -EINVAL;
+ }
/* Alloc the same number of TQPs for every vport */
tqp_per_vport = hdev->num_tqps / num_vport;
@@ -1474,21 +1473,8 @@ static int hclge_alloc_vport(struct hclge_dev *hdev)
hdev->vport = vport;
hdev->num_alloc_vport = num_vport;
-#ifdef CONFIG_PCI_IOV
- /* Enable SRIOV */
- if (hdev->num_req_vfs) {
- dev_info(&pdev->dev, "active VFs(%d) found, enabling SRIOV\n",
- hdev->num_req_vfs);
- ret = pci_enable_sriov(hdev->pdev, hdev->num_req_vfs);
- if (ret) {
- hdev->num_alloc_vfs = 0;
- dev_err(&pdev->dev, "SRIOV enable failed %d\n",
- ret);
- return ret;
- }
- }
- hdev->num_alloc_vfs = hdev->num_req_vfs;
-#endif
+ if (IS_ENABLED(CONFIG_PCI_IOV))
+ hdev->num_alloc_vfs = hdev->num_req_vfs;
for (i = 0; i < num_vport; i++) {
vport->back = hdev;
@@ -2947,21 +2933,6 @@ static void hclge_service_task(struct work_struct *work)
hclge_service_complete(hdev);
}
-static void hclge_disable_sriov(struct hclge_dev *hdev)
-{
- /* If our VFs are assigned we cannot shut down SR-IOV
- * without causing issues, so just leave the hardware
- * available but disabled
- */
- if (pci_vfs_assigned(hdev->pdev)) {
- dev_warn(&hdev->pdev->dev,
- "disabling driver while VFs are assigned\n");
- return;
- }
-
- pci_disable_sriov(hdev->pdev);
-}
-
struct hclge_vport *hclge_get_vport(struct hnae3_handle *handle)
{
/* VF handle has no client */
@@ -3683,48 +3654,50 @@ static void hclge_cfg_mac_mode(struct hclge_dev *hdev, bool enable)
"mac enable fail, ret =%d.\n", ret);
}
-static int hclge_set_loopback(struct hnae3_handle *handle,
- enum hnae3_loop loop_mode, bool en)
+static int hclge_set_mac_loopback(struct hclge_dev *hdev, bool en)
{
- struct hclge_vport *vport = hclge_get_vport(handle);
struct hclge_config_mac_mode_cmd *req;
- struct hclge_dev *hdev = vport->back;
struct hclge_desc desc;
u32 loop_en;
int ret;
- switch (loop_mode) {
- case HNAE3_MAC_INTER_LOOP_MAC:
- req = (struct hclge_config_mac_mode_cmd *)&desc.data[0];
- /* 1 Read out the MAC mode config at first */
- hclge_cmd_setup_basic_desc(&desc,
- HCLGE_OPC_CONFIG_MAC_MODE,
- true);
- ret = hclge_cmd_send(&hdev->hw, &desc, 1);
- if (ret) {
- dev_err(&hdev->pdev->dev,
- "mac loopback get fail, ret =%d.\n",
- ret);
- return ret;
- }
+ req = (struct hclge_config_mac_mode_cmd *)&desc.data[0];
+ /* 1 Read out the MAC mode config at first */
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, true);
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "mac loopback get fail, ret =%d.\n", ret);
+ return ret;
+ }
- /* 2 Then setup the loopback flag */
- loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en);
- if (en)
- hnae_set_bit(loop_en, HCLGE_MAC_APP_LP_B, 1);
- else
- hnae_set_bit(loop_en, HCLGE_MAC_APP_LP_B, 0);
+ /* 2 Then setup the loopback flag */
+ loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en);
+ hnae_set_bit(loop_en, HCLGE_MAC_APP_LP_B, en ? 1 : 0);
- req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en);
+ req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en);
- /* 3 Config mac work mode with loopback flag
- * and its original configure parameters
- */
- hclge_cmd_reuse_desc(&desc, false);
- ret = hclge_cmd_send(&hdev->hw, &desc, 1);
- if (ret)
- dev_err(&hdev->pdev->dev,
- "mac loopback set fail, ret =%d.\n", ret);
+ /* 3 Config mac work mode with loopback flag
+ * and its original configure parameters
+ */
+ hclge_cmd_reuse_desc(&desc, false);
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret)
+ dev_err(&hdev->pdev->dev,
+ "mac loopback set fail, ret =%d.\n", ret);
+ return ret;
+}
+
+static int hclge_set_loopback(struct hnae3_handle *handle,
+ enum hnae3_loop loop_mode, bool en)
+{
+ struct hclge_vport *vport = hclge_get_vport(handle);
+ struct hclge_dev *hdev = vport->back;
+ int ret;
+
+ switch (loop_mode) {
+ case HNAE3_MAC_INTER_LOOP_MAC:
+ ret = hclge_set_mac_loopback(hdev, en);
break;
default:
ret = -ENOTSUPP;
@@ -3783,6 +3756,7 @@ static int hclge_ae_start(struct hnae3_handle *handle)
hclge_cfg_mac_mode(hdev, true);
clear_bit(HCLGE_STATE_DOWN, &hdev->state);
mod_timer(&hdev->service_timer, jiffies + HZ);
+ hdev->hw.mac.link = 0;
/* reset tqp stats */
hclge_reset_tqp_stats(handle);
@@ -3819,6 +3793,8 @@ static void hclge_ae_stop(struct hnae3_handle *handle)
/* reset tqp stats */
hclge_reset_tqp_stats(handle);
+ del_timer_sync(&hdev->service_timer);
+ cancel_work_sync(&hdev->service_task);
hclge_update_link_status(hdev);
}
@@ -4540,8 +4516,9 @@ static void hclge_enable_vlan_filter(struct hnae3_handle *handle, bool enable)
hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF, enable);
}
-int hclge_set_vf_vlan_common(struct hclge_dev *hdev, int vfid,
- bool is_kill, u16 vlan, u8 qos, __be16 proto)
+static int hclge_set_vf_vlan_common(struct hclge_dev *hdev, int vfid,
+ bool is_kill, u16 vlan, u8 qos,
+ __be16 proto)
{
#define HCLGE_MAX_VF_BYTES 16
struct hclge_vlan_filter_vf_cfg_cmd *req0;
@@ -4599,12 +4576,9 @@ int hclge_set_vf_vlan_common(struct hclge_dev *hdev, int vfid,
return -EIO;
}
-static int hclge_set_port_vlan_filter(struct hnae3_handle *handle,
- __be16 proto, u16 vlan_id,
- bool is_kill)
+static int hclge_set_port_vlan_filter(struct hclge_dev *hdev, __be16 proto,
+ u16 vlan_id, bool is_kill)
{
- struct hclge_vport *vport = hclge_get_vport(handle);
- struct hclge_dev *hdev = vport->back;
struct hclge_vlan_filter_pf_cfg_cmd *req;
struct hclge_desc desc;
u8 vlan_offset_byte_val;
@@ -4624,22 +4598,66 @@ static int hclge_set_port_vlan_filter(struct hnae3_handle *handle,
req->vlan_offset_bitmap[vlan_offset_byte] = vlan_offset_byte_val;
ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret)
+ dev_err(&hdev->pdev->dev,
+ "port vlan command, send fail, ret =%d.\n", ret);
+ return ret;
+}
+
+static int hclge_set_vlan_filter_hw(struct hclge_dev *hdev, __be16 proto,
+ u16 vport_id, u16 vlan_id, u8 qos,
+ bool is_kill)
+{
+ u16 vport_idx, vport_num = 0;
+ int ret;
+
+ ret = hclge_set_vf_vlan_common(hdev, vport_id, is_kill, vlan_id,
+ 0, proto);
if (ret) {
dev_err(&hdev->pdev->dev,
- "port vlan command, send fail, ret =%d.\n",
- ret);
+ "Set %d vport vlan filter config fail, ret =%d.\n",
+ vport_id, ret);
return ret;
}
- ret = hclge_set_vf_vlan_common(hdev, 0, is_kill, vlan_id, 0, proto);
- if (ret) {
+ /* vlan 0 may be added twice when 8021q module is enabled */
+ if (!is_kill && !vlan_id &&
+ test_bit(vport_id, hdev->vlan_table[vlan_id]))
+ return 0;
+
+ if (!is_kill && test_and_set_bit(vport_id, hdev->vlan_table[vlan_id])) {
dev_err(&hdev->pdev->dev,
- "Set pf vlan filter config fail, ret =%d.\n",
- ret);
- return -EIO;
+ "Add port vlan failed, vport %d is already in vlan %d\n",
+ vport_id, vlan_id);
+ return -EINVAL;
}
- return 0;
+ if (is_kill &&
+ !test_and_clear_bit(vport_id, hdev->vlan_table[vlan_id])) {
+ dev_err(&hdev->pdev->dev,
+ "Delete port vlan failed, vport %d is not in vlan %d\n",
+ vport_id, vlan_id);
+ return -EINVAL;
+ }
+
+ for_each_set_bit(vport_idx, hdev->vlan_table[vlan_id], VLAN_N_VID)
+ vport_num++;
+
+ if ((is_kill && vport_num == 0) || (!is_kill && vport_num == 1))
+ ret = hclge_set_port_vlan_filter(hdev, proto, vlan_id,
+ is_kill);
+
+ return ret;
+}
+
+int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto,
+ u16 vlan_id, bool is_kill)
+{
+ struct hclge_vport *vport = hclge_get_vport(handle);
+ struct hclge_dev *hdev = vport->back;
+
+ return hclge_set_vlan_filter_hw(hdev, proto, vport->vport_id, vlan_id,
+ 0, is_kill);
}
static int hclge_set_vf_vlan_filter(struct hnae3_handle *handle, int vfid,
@@ -4653,7 +4671,7 @@ static int hclge_set_vf_vlan_filter(struct hnae3_handle *handle, int vfid,
if (proto != htons(ETH_P_8021Q))
return -EPROTONOSUPPORT;
- return hclge_set_vf_vlan_common(hdev, vfid, false, vlan, qos, proto);
+ return hclge_set_vlan_filter_hw(hdev, proto, vfid, vlan, qos, false);
}
static int hclge_set_vlan_tx_offload_cfg(struct hclge_vport *vport)
@@ -4818,10 +4836,10 @@ static int hclge_init_vlan_config(struct hclge_dev *hdev)
}
handle = &hdev->vport[0].nic;
- return hclge_set_port_vlan_filter(handle, htons(ETH_P_8021Q), 0, false);
+ return hclge_set_vlan_filter(handle, htons(ETH_P_8021Q), 0, false);
}
-static int hclge_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable)
+int hclge_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable)
{
struct hclge_vport *vport = hclge_get_vport(handle);
@@ -5166,12 +5184,6 @@ static int hclge_set_pauseparam(struct hnae3_handle *handle, u32 auto_neg,
struct phy_device *phydev = hdev->hw.mac.phydev;
u32 fc_autoneg;
- /* Only support flow control negotiation for netdev with
- * phy attached for now.
- */
- if (!phydev)
- return -EOPNOTSUPP;
-
fc_autoneg = hclge_get_autoneg(handle);
if (auto_neg != fc_autoneg) {
dev_info(&hdev->pdev->dev,
@@ -5190,6 +5202,12 @@ static int hclge_set_pauseparam(struct hnae3_handle *handle, u32 auto_neg,
if (!fc_autoneg)
return hclge_cfg_pauseparam(hdev, rx_en, tx_en);
+ /* Only support flow control negotiation for netdev with
+ * phy attached for now.
+ */
+ if (!phydev)
+ return -EOPNOTSUPP;
+
return phy_start_aneg(phydev);
}
@@ -5282,7 +5300,7 @@ static int hclge_init_client_instance(struct hnae3_client *client,
vport->nic.client = client;
ret = client->ops->init_instance(&vport->nic);
if (ret)
- goto err;
+ return ret;
if (hdev->roce_client &&
hnae3_dev_roce_supported(hdev)) {
@@ -5290,11 +5308,11 @@ static int hclge_init_client_instance(struct hnae3_client *client,
ret = hclge_init_roce_base_info(vport);
if (ret)
- goto err;
+ return ret;
ret = rc->ops->init_instance(&vport->roce);
if (ret)
- goto err;
+ return ret;
}
break;
@@ -5304,7 +5322,7 @@ static int hclge_init_client_instance(struct hnae3_client *client,
ret = client->ops->init_instance(&vport->nic);
if (ret)
- goto err;
+ return ret;
break;
case HNAE3_CLIENT_ROCE:
@@ -5316,18 +5334,16 @@ static int hclge_init_client_instance(struct hnae3_client *client,
if (hdev->roce_client && hdev->nic_client) {
ret = hclge_init_roce_base_info(vport);
if (ret)
- goto err;
+ return ret;
ret = client->ops->init_instance(&vport->roce);
if (ret)
- goto err;
+ return ret;
}
}
}
return 0;
-err:
- return ret;
}
static void hclge_uninit_client_instance(struct hnae3_client *client,
@@ -5364,7 +5380,7 @@ static int hclge_pci_init(struct hclge_dev *hdev)
ret = pci_enable_device(pdev);
if (ret) {
dev_err(&pdev->dev, "failed to enable PCI device\n");
- goto err_no_drvdata;
+ return ret;
}
ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
@@ -5402,8 +5418,6 @@ err_clr_master:
pci_release_regions(pdev);
err_disable_device:
pci_disable_device(pdev);
-err_no_drvdata:
- pci_set_drvdata(pdev, NULL);
return ret;
}
@@ -5412,6 +5426,7 @@ static void hclge_pci_uninit(struct hclge_dev *hdev)
{
struct pci_dev *pdev = hdev->pdev;
+ pcim_iounmap(pdev, hdev->hw.io_base);
pci_free_irq_vectors(pdev);
pci_clear_master(pdev);
pci_release_mem_regions(pdev);
@@ -5427,7 +5442,7 @@ static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev)
hdev = devm_kzalloc(&pdev->dev, sizeof(*hdev), GFP_KERNEL);
if (!hdev) {
ret = -ENOMEM;
- goto err_hclge_dev;
+ goto out;
}
hdev->pdev = pdev;
@@ -5440,38 +5455,38 @@ static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev)
ret = hclge_pci_init(hdev);
if (ret) {
dev_err(&pdev->dev, "PCI init failed\n");
- goto err_pci_init;
+ goto out;
}
/* Firmware command queue initialize */
ret = hclge_cmd_queue_init(hdev);
if (ret) {
dev_err(&pdev->dev, "Cmd queue init failed, ret = %d.\n", ret);
- return ret;
+ goto err_pci_uninit;
}
/* Firmware command initialize */
ret = hclge_cmd_init(hdev);
if (ret)
- goto err_cmd_init;
+ goto err_cmd_uninit;
ret = hclge_get_cap(hdev);
if (ret) {
dev_err(&pdev->dev, "get hw capability error, ret = %d.\n",
ret);
- return ret;
+ goto err_cmd_uninit;
}
ret = hclge_configure(hdev);
if (ret) {
dev_err(&pdev->dev, "Configure dev error, ret = %d.\n", ret);
- return ret;
+ goto err_cmd_uninit;
}
ret = hclge_init_msi(hdev);
if (ret) {
dev_err(&pdev->dev, "Init MSI/MSI-X error, ret = %d.\n", ret);
- return ret;
+ goto err_cmd_uninit;
}
ret = hclge_misc_irq_init(hdev);
@@ -5479,69 +5494,71 @@ static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev)
dev_err(&pdev->dev,
"Misc IRQ(vector0) init error, ret = %d.\n",
ret);
- return ret;
+ goto err_msi_uninit;
}
ret = hclge_alloc_tqps(hdev);
if (ret) {
dev_err(&pdev->dev, "Allocate TQPs error, ret = %d.\n", ret);
- return ret;
+ goto err_msi_irq_uninit;
}
ret = hclge_alloc_vport(hdev);
if (ret) {
dev_err(&pdev->dev, "Allocate vport error, ret = %d.\n", ret);
- return ret;
+ goto err_msi_irq_uninit;
}
ret = hclge_map_tqp(hdev);
if (ret) {
dev_err(&pdev->dev, "Map tqp error, ret = %d.\n", ret);
- return ret;
+ goto err_msi_irq_uninit;
}
- ret = hclge_mac_mdio_config(hdev);
- if (ret) {
- dev_warn(&hdev->pdev->dev,
- "mdio config fail ret=%d\n", ret);
- return ret;
+ if (hdev->hw.mac.media_type == HNAE3_MEDIA_TYPE_COPPER) {
+ ret = hclge_mac_mdio_config(hdev);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "mdio config fail ret=%d\n", ret);
+ goto err_msi_irq_uninit;
+ }
}
ret = hclge_mac_init(hdev);
if (ret) {
dev_err(&pdev->dev, "Mac init error, ret = %d\n", ret);
- return ret;
+ goto err_mdiobus_unreg;
}
ret = hclge_config_tso(hdev, HCLGE_TSO_MSS_MIN, HCLGE_TSO_MSS_MAX);
if (ret) {
dev_err(&pdev->dev, "Enable tso fail, ret =%d\n", ret);
- return ret;
+ goto err_mdiobus_unreg;
}
ret = hclge_init_vlan_config(hdev);
if (ret) {
dev_err(&pdev->dev, "VLAN init fail, ret =%d\n", ret);
- return ret;
+ goto err_mdiobus_unreg;
}
ret = hclge_tm_schd_init(hdev);
if (ret) {
dev_err(&pdev->dev, "tm schd init fail, ret =%d\n", ret);
- return ret;
+ goto err_mdiobus_unreg;
}
hclge_rss_init_cfg(hdev);
ret = hclge_rss_init_hw(hdev);
if (ret) {
dev_err(&pdev->dev, "Rss init fail, ret =%d\n", ret);
- return ret;
+ goto err_mdiobus_unreg;
}
ret = init_mgr_tbl(hdev);
if (ret) {
dev_err(&pdev->dev, "manager table init fail, ret =%d\n", ret);
- return ret;
+ goto err_mdiobus_unreg;
}
hclge_dcb_ops_set(hdev);
@@ -5564,11 +5581,21 @@ static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev)
pr_info("%s driver initialization finished.\n", HCLGE_DRIVER_NAME);
return 0;
-err_cmd_init:
+err_mdiobus_unreg:
+ if (hdev->hw.mac.phydev)
+ mdiobus_unregister(hdev->hw.mac.mdio_bus);
+err_msi_irq_uninit:
+ hclge_misc_irq_uninit(hdev);
+err_msi_uninit:
+ pci_free_irq_vectors(pdev);
+err_cmd_uninit:
+ hclge_destroy_cmd_queue(&hdev->hw);
+err_pci_uninit:
+ pcim_iounmap(pdev, hdev->hw.io_base);
+ pci_clear_master(pdev);
pci_release_regions(pdev);
-err_pci_init:
- pci_set_drvdata(pdev, NULL);
-err_hclge_dev:
+ pci_disable_device(pdev);
+out:
return ret;
}
@@ -5586,6 +5613,7 @@ static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev)
set_bit(HCLGE_STATE_DOWN, &hdev->state);
hclge_stats_clear(hdev);
+ memset(hdev->vlan_table, 0, sizeof(hdev->vlan_table));
ret = hclge_cmd_init(hdev);
if (ret) {
@@ -5658,9 +5686,6 @@ static void hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev)
set_bit(HCLGE_STATE_DOWN, &hdev->state);
- if (IS_ENABLED(CONFIG_PCI_IOV))
- hclge_disable_sriov(hdev);
-
if (hdev->service_timer.function)
del_timer_sync(&hdev->service_timer);
if (hdev->service_task.func)
@@ -6203,7 +6228,7 @@ static const struct hnae3_ae_ops hclge_ops = {
.get_fw_version = hclge_get_fw_version,
.get_mdix_mode = hclge_get_mdix_mode,
.enable_vlan_filter = hclge_enable_vlan_filter,
- .set_vlan_filter = hclge_set_port_vlan_filter,
+ .set_vlan_filter = hclge_set_vlan_filter,
.set_vf_vlan_filter = hclge_set_vf_vlan_filter,
.enable_hw_strip_rxvtag = hclge_en_hw_strip_rxvtag,
.reset_event = hclge_reset_event,
@@ -6228,7 +6253,9 @@ static int hclge_init(void)
{
pr_info("%s is initializing\n", HCLGE_NAME);
- return hnae3_register_ae_algo(&ae_algo);
+ hnae3_register_ae_algo(&ae_algo);
+
+ return 0;
}
static void hclge_exit(void)