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Merge branch 'there-are-some-bugfix-for-the-hns3-ethernet-driver'

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Jijie Shao says:

====================
There are some bugfix for the HNS3 ethernet driver
====================

Link: https://lore.kernel.org/r/20230906072018.3020671-1-shaojijie@huawei.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Paolo Abeni 2023-09-07 11:08:05 +02:00
commit 35494b0d61
8 changed files with 39 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/ethernet/hisilicon/hns3/hnae3.h
View File

@ -814,6 +814,7 @@ struct hnae3_tc_info {
u8 max_tc; /* Total number of TCs */
u8 num_tc; /* Total number of enabled TCs */
bool mqprio_active;
bool dcb_ets_active;
};
#define HNAE3_MAX_DSCP 64

11
drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
View File

@ -1045,6 +1045,7 @@ hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos)
struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
struct hnae3_dev_specs *dev_specs = &ae_dev->dev_specs;
struct hnae3_knic_private_info *kinfo = &h->kinfo;
struct net_device *dev = kinfo->netdev;
*pos += scnprintf(buf + *pos, len - *pos, "dev_spec:\n");
*pos += scnprintf(buf + *pos, len - *pos, "MAC entry num: %u\n",
@ -1087,6 +1088,9 @@ hns3_dbg_dev_specs(struct hnae3_handle *h, char *buf, int len, int *pos)
dev_specs->mc_mac_size);
*pos += scnprintf(buf + *pos, len - *pos, "MAC statistics number: %u\n",
dev_specs->mac_stats_num);
*pos += scnprintf(buf + *pos, len - *pos,
"TX timeout threshold: %d seconds\n",
dev->watchdog_timeo / HZ);
}
static int hns3_dbg_dev_info(struct hnae3_handle *h, char *buf, int len)
@ -1411,9 +1415,9 @@ int hns3_dbg_init(struct hnae3_handle *handle)
return 0;
out:
mutex_destroy(&handle->dbgfs_lock);
debugfs_remove_recursive(handle->hnae3_dbgfs);
handle->hnae3_dbgfs = NULL;
mutex_destroy(&handle->dbgfs_lock);
return ret;
}
@ -1421,6 +1425,9 @@ void hns3_dbg_uninit(struct hnae3_handle *handle)
{
u32 i;
debugfs_remove_recursive(handle->hnae3_dbgfs);
handle->hnae3_dbgfs = NULL;
for (i = 0; i < ARRAY_SIZE(hns3_dbg_cmd); i++)
if (handle->dbgfs_buf[i]) {
kvfree(handle->dbgfs_buf[i]);
@ -1428,8 +1435,6 @@ void hns3_dbg_uninit(struct hnae3_handle *handle)
}
mutex_destroy(&handle->dbgfs_lock);
debugfs_remove_recursive(handle->hnae3_dbgfs);
handle->hnae3_dbgfs = NULL;
}
void hns3_dbg_register_debugfs(const char *debugfs_dir_name)

19
drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
View File

@ -2103,8 +2103,12 @@ static void hns3_tx_doorbell(struct hns3_enet_ring *ring, int num,
*/
if (test_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE, &priv->state) && num &&
!ring->pending_buf && num <= HNS3_MAX_PUSH_BD_NUM && doorbell) {
/* This smp_store_release() pairs with smp_load_aquire() in
* hns3_nic_reclaim_desc(). Ensure that the BD valid bit
* is updated.
*/
smp_store_release(&ring->last_to_use, ring->next_to_use);
hns3_tx_push_bd(ring, num);
WRITE_ONCE(ring->last_to_use, ring->next_to_use);
return;
}
@ -2115,6 +2119,11 @@ static void hns3_tx_doorbell(struct hns3_enet_ring *ring, int num,
return;
}
/* This smp_store_release() pairs with smp_load_aquire() in
* hns3_nic_reclaim_desc(). Ensure that the BD valid bit is updated.
*/
smp_store_release(&ring->last_to_use, ring->next_to_use);
if (ring->tqp->mem_base)
hns3_tx_mem_doorbell(ring);
else
@ -2122,7 +2131,6 @@ static void hns3_tx_doorbell(struct hns3_enet_ring *ring, int num,
ring->tqp->io_base + HNS3_RING_TX_RING_TAIL_REG);
ring->pending_buf = 0;
WRITE_ONCE(ring->last_to_use, ring->next_to_use);
}
static void hns3_tsyn(struct net_device *netdev, struct sk_buff *skb,
@ -3308,8 +3316,6 @@ static void hns3_set_default_feature(struct net_device *netdev)
netdev->priv_flags |= IFF_UNICAST_FLT;
netdev->gso_partial_features |= NETIF_F_GSO_GRE_CSUM;
netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER |
NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX |
NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_GSO |
@ -3563,9 +3569,8 @@ static void hns3_reuse_buffer(struct hns3_enet_ring *ring, int i)
static bool hns3_nic_reclaim_desc(struct hns3_enet_ring *ring,
int *bytes, int *pkts, int budget)
{
/* pair with ring->last_to_use update in hns3_tx_doorbell(),
* smp_store_release() is not used in hns3_tx_doorbell() because
* the doorbell operation already have the needed barrier operation.
/* This smp_load_acquire() pairs with smp_store_release() in
* hns3_tx_doorbell().
*/
int ltu = smp_load_acquire(&ring->last_to_use);
int ntc = ring->next_to_clean;

4
drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
View File

@ -773,7 +773,9 @@ static int hns3_get_link_ksettings(struct net_device *netdev,
hns3_get_ksettings(h, cmd);
break;
case HNAE3_MEDIA_TYPE_FIBER:
if (module_type == HNAE3_MODULE_TYPE_CR)
if (module_type == HNAE3_MODULE_TYPE_UNKNOWN)
cmd->base.port = PORT_OTHER;
else if (module_type == HNAE3_MODULE_TYPE_CR)
cmd->base.port = PORT_DA;
else
cmd->base.port = PORT_FIBRE;

20
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
View File

@ -259,7 +259,7 @@ static int hclge_ieee_setets(struct hnae3_handle *h, struct ieee_ets *ets)
int ret;
if (!(hdev->dcbx_cap & DCB_CAP_DCBX_VER_IEEE) ||
hdev->flag & HCLGE_FLAG_MQPRIO_ENABLE)
h->kinfo.tc_info.mqprio_active)
return -EINVAL;
ret = hclge_ets_validate(hdev, ets, &num_tc, &map_changed);
@ -275,10 +275,7 @@ static int hclge_ieee_setets(struct hnae3_handle *h, struct ieee_ets *ets)
}
hclge_tm_schd_info_update(hdev, num_tc);
if (num_tc > 1)
hdev->flag |= HCLGE_FLAG_DCB_ENABLE;
else
hdev->flag &= ~HCLGE_FLAG_DCB_ENABLE;
h->kinfo.tc_info.dcb_ets_active = num_tc > 1;
ret = hclge_ieee_ets_to_tm_info(hdev, ets);
if (ret)
@ -487,7 +484,7 @@ static u8 hclge_getdcbx(struct hnae3_handle *h)
struct hclge_vport *vport = hclge_get_vport(h);
struct hclge_dev *hdev = vport->back;
if (hdev->flag & HCLGE_FLAG_MQPRIO_ENABLE)
if (h->kinfo.tc_info.mqprio_active)
return 0;
return hdev->dcbx_cap;
@ -611,7 +608,8 @@ static int hclge_setup_tc(struct hnae3_handle *h,
if (!test_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state))
return -EBUSY;
if (hdev->flag & HCLGE_FLAG_DCB_ENABLE)
kinfo = &vport->nic.kinfo;
if (kinfo->tc_info.dcb_ets_active)
return -EINVAL;
ret = hclge_mqprio_qopt_check(hdev, mqprio_qopt);
@ -625,7 +623,6 @@ static int hclge_setup_tc(struct hnae3_handle *h,
if (ret)
return ret;
kinfo = &vport->nic.kinfo;
memcpy(&old_tc_info, &kinfo->tc_info, sizeof(old_tc_info));
hclge_sync_mqprio_qopt(&kinfo->tc_info, mqprio_qopt);
kinfo->tc_info.mqprio_active = tc > 0;
@ -634,13 +631,6 @@ static int hclge_setup_tc(struct hnae3_handle *h,
if (ret)
goto err_out;
hdev->flag &= ~HCLGE_FLAG_DCB_ENABLE;
if (tc > 1)
hdev->flag |= HCLGE_FLAG_MQPRIO_ENABLE;
else
hdev->flag &= ~HCLGE_FLAG_MQPRIO_ENABLE;
return hclge_notify_init_up(hdev);
err_out:

14
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c
View File

@ -1519,7 +1519,7 @@ static int hclge_dbg_fd_tcam_read(struct hclge_dev *hdev, bool sel_x,
struct hclge_desc desc[3];
int pos = 0;
int ret, i;
u32 *req;
__le32 *req;
hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_FD_TCAM_OP, true);
desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
@ -1544,22 +1544,22 @@ static int hclge_dbg_fd_tcam_read(struct hclge_dev *hdev, bool sel_x,
tcam_msg.loc);
/* tcam_data0 ~ tcam_data1 */
req = (u32 *)req1->tcam_data;
req = (__le32 *)req1->tcam_data;
for (i = 0; i < 2; i++)
pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
"%08x\n", *req++);
"%08x\n", le32_to_cpu(*req++));
/* tcam_data2 ~ tcam_data7 */
req = (u32 *)req2->tcam_data;
req = (__le32 *)req2->tcam_data;
for (i = 0; i < 6; i++)
pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
"%08x\n", *req++);
"%08x\n", le32_to_cpu(*req++));
/* tcam_data8 ~ tcam_data12 */
req = (u32 *)req3->tcam_data;
req = (__le32 *)req3->tcam_data;
for (i = 0; i < 5; i++)
pos += scnprintf(tcam_buf + pos, HCLGE_DBG_TCAM_BUF_SIZE - pos,
"%08x\n", *req++);
"%08x\n", le32_to_cpu(*req++));
return ret;
}

5
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
View File

@ -11026,6 +11026,7 @@ static void hclge_get_mdix_mode(struct hnae3_handle *handle,
static void hclge_info_show(struct hclge_dev *hdev)
{
struct hnae3_handle *handle = &hdev->vport->nic;
struct device *dev = &hdev->pdev->dev;
dev_info(dev, "PF info begin:\n");
@ -11042,9 +11043,9 @@ static void hclge_info_show(struct hclge_dev *hdev)
dev_info(dev, "This is %s PF\n",
hdev->flag & HCLGE_FLAG_MAIN ? "main" : "not main");
dev_info(dev, "DCB %s\n",
hdev->flag & HCLGE_FLAG_DCB_ENABLE ? "enable" : "disable");
handle->kinfo.tc_info.dcb_ets_active ? "enable" : "disable");
dev_info(dev, "MQPRIO %s\n",
hdev->flag & HCLGE_FLAG_MQPRIO_ENABLE ? "enable" : "disable");
handle->kinfo.tc_info.mqprio_active ? "enable" : "disable");
dev_info(dev, "Default tx spare buffer size: %u\n",
hdev->tx_spare_buf_size);

2
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
View File

@ -919,8 +919,6 @@ struct hclge_dev {
#define HCLGE_FLAG_MAIN BIT(0)
#define HCLGE_FLAG_DCB_CAPABLE BIT(1)
#define HCLGE_FLAG_DCB_ENABLE BIT(2)
#define HCLGE_FLAG_MQPRIO_ENABLE BIT(3)
u32 flag;
u32 pkt_buf_size; /* Total pf buf size for tx/rx */