diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_adapter.h')
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_adapter.h | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_adapter.h b/drivers/net/ethernet/intel/ice/ice_adapter.h index 9d11014ec02f..e233225848b3 100644 --- a/drivers/net/ethernet/intel/ice/ice_adapter.h +++ b/drivers/net/ethernet/intel/ice/ice_adapter.h @@ -4,22 +4,42 @@ #ifndef _ICE_ADAPTER_H_ #define _ICE_ADAPTER_H_ +#include <linux/types.h> #include <linux/spinlock_types.h> #include <linux/refcount_types.h> struct pci_dev; +struct ice_pf; + +/** + * struct ice_port_list - data used to store the list of adapter ports + * + * This structure contains data used to maintain a list of adapter ports + * + * @ports: list of ports + * @lock: protect access to the ports list + */ +struct ice_port_list { + struct list_head ports; + /* To synchronize the ports list operations */ + struct mutex lock; +}; /** * struct ice_adapter - PCI adapter resources shared across PFs * @ptp_gltsyn_time_lock: Spinlock protecting access to the GLTSYN_TIME * register of the PTP clock. * @refcount: Reference count. struct ice_pf objects hold the references. + * @ctrl_pf: Control PF of the adapter + * @ports: Ports list */ struct ice_adapter { + refcount_t refcount; /* For access to the GLTSYN_TIME register */ spinlock_t ptp_gltsyn_time_lock; - refcount_t refcount; + struct ice_pf *ctrl_pf; + struct ice_port_list ports; }; struct ice_adapter *ice_adapter_get(const struct pci_dev *pdev); |