diff --git a/drivers/net/hns3/hns3_ethdev.c b/drivers/net/hns3/hns3_ethdev.c index 8ff6388505..ae87aa0dd2 100644 --- a/drivers/net/hns3/hns3_ethdev.c +++ b/drivers/net/hns3/hns3_ethdev.c @@ -5326,9 +5326,21 @@ hns3_dev_init(struct rte_eth_dev *eth_dev) struct hns3_adapter *hns = eth_dev->data->dev_private; struct hns3_hw *hw = &hns->hw; uint16_t device_id = pci_dev->id.device_id; + uint8_t revision; int ret; PMD_INIT_FUNC_TRACE(); + + /* Get PCI revision id */ + ret = rte_pci_read_config(pci_dev, &revision, HNS3_PCI_REVISION_ID_LEN, + HNS3_PCI_REVISION_ID); + if (ret != HNS3_PCI_REVISION_ID_LEN) { + PMD_INIT_LOG(ERR, "Failed to read pci revision id, ret = %d", + ret); + return -EIO; + } + hw->revision = revision; + eth_dev->process_private = (struct hns3_process_private *) rte_zmalloc_socket("hns3_filter_list", sizeof(struct hns3_process_private), diff --git a/drivers/net/hns3/hns3_ethdev.h b/drivers/net/hns3/hns3_ethdev.h index 0423e64ea0..06a186451a 100644 --- a/drivers/net/hns3/hns3_ethdev.h +++ b/drivers/net/hns3/hns3_ethdev.h @@ -26,6 +26,10 @@ #define HNS3_DEV_ID_100G_VF 0xA22E #define HNS3_DEV_ID_100G_RDMA_PFC_VF 0xA22F +/* PCI Config offsets */ +#define HNS3_PCI_REVISION_ID 0x08 +#define HNS3_PCI_REVISION_ID_LEN 1 + #define HNS3_UC_MACADDR_NUM 128 #define HNS3_VF_UC_MACADDR_NUM 48 #define HNS3_MC_MACADDR_NUM 128 @@ -343,6 +347,7 @@ struct hns3_reset_data { struct hns3_hw { struct rte_eth_dev_data *data; void *io_base; + uint8_t revision; /* PCI revision, low byte of class word */ struct hns3_cmq cmq; struct hns3_mbx_resp_status mbx_resp; /* mailbox response */ struct hns3_mbx_arq_ring arq; /* mailbox async rx queue */ diff --git a/drivers/net/hns3/hns3_ethdev_vf.c b/drivers/net/hns3/hns3_ethdev_vf.c index 93631872d8..e260890657 100644 --- a/drivers/net/hns3/hns3_ethdev_vf.c +++ b/drivers/net/hns3/hns3_ethdev_vf.c @@ -2409,12 +2409,25 @@ static const struct hns3_reset_ops hns3vf_reset_ops = { static int hns3vf_dev_init(struct rte_eth_dev *eth_dev) { + struct rte_device *dev = eth_dev->device; + struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev); struct hns3_adapter *hns = eth_dev->data->dev_private; struct hns3_hw *hw = &hns->hw; + uint8_t revision; int ret; PMD_INIT_FUNC_TRACE(); + /* Get PCI revision id */ + ret = rte_pci_read_config(pci_dev, &revision, HNS3_PCI_REVISION_ID_LEN, + HNS3_PCI_REVISION_ID); + if (ret != HNS3_PCI_REVISION_ID_LEN) { + PMD_INIT_LOG(ERR, "Failed to read pci revision id, ret = %d", + ret); + return -EIO; + } + hw->revision = revision; + eth_dev->process_private = (struct hns3_process_private *) rte_zmalloc_socket("hns3_filter_list", sizeof(struct hns3_process_private),