diff options
Diffstat (limited to 'drivers/net/ethernet/cavium/thunder/nic.h')
| -rw-r--r-- | drivers/net/ethernet/cavium/thunder/nic.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/ethernet/cavium/thunder/nic.h b/drivers/net/ethernet/cavium/thunder/nic.h index 9b0be527909b..4f426db54e42 100644 --- a/drivers/net/ethernet/cavium/thunder/nic.h +++ b/drivers/net/ethernet/cavium/thunder/nic.h @@ -11,6 +11,7 @@ #include <linux/netdevice.h> #include <linux/interrupt.h> +#include <linux/pci.h> #include "thunder_bgx.h" /* PCI device IDs */ @@ -398,6 +399,15 @@ union nic_mbx { struct bgx_link_status link_status; }; +#define NIC_NODE_ID_MASK 0x03 +#define NIC_NODE_ID_SHIFT 44 + +static inline int nic_get_node_id(struct pci_dev *pdev) +{ + u64 addr = pci_resource_start(pdev, PCI_CFG_REG_BAR_NUM); + return ((addr >> NIC_NODE_ID_SHIFT) & NIC_NODE_ID_MASK); +} + int nicvf_set_real_num_queues(struct net_device *netdev, int tx_queues, int rx_queues); int nicvf_open(struct net_device *netdev); |