diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice.h')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index 1a1776a2a5a1..8103e61e67f9 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -12,29 +12,113 @@ #include <linux/compiler.h> #include <linux/etherdevice.h> #include <linux/pci.h> +#include <linux/workqueue.h> #include <linux/aer.h> +#include <linux/interrupt.h> +#include <linux/timer.h> #include <linux/delay.h> #include <linux/bitmap.h> +#include <linux/if_bridge.h> #include "ice_devids.h" #include "ice_type.h" +#include "ice_txrx.h" #include "ice_switch.h" #include "ice_common.h" #include "ice_sched.h" #define ICE_BAR0 0 +#define ICE_INT_NAME_STR_LEN (IFNAMSIZ + 16) #define ICE_AQ_LEN 64 +#define ICE_MIN_MSIX 2 +#define ICE_MAX_VSI_ALLOC 130 +#define ICE_MAX_TXQS 2048 +#define ICE_MAX_RXQS 2048 +#define ICE_RES_VALID_BIT 0x8000 +#define ICE_RES_MISC_VEC_ID (ICE_RES_VALID_BIT - 1) #define ICE_DFLT_NETIF_M (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK) +struct ice_res_tracker { + u16 num_entries; + u16 search_hint; + u16 list[1]; +}; + +struct ice_sw { + struct ice_pf *pf; + u16 sw_id; /* switch ID for this switch */ + u16 bridge_mode; /* VEB/VEPA/Port Virtualizer */ +}; + enum ice_state { __ICE_DOWN, + __ICE_PFR_REQ, /* set by driver and peers */ + __ICE_ADMINQ_EVENT_PENDING, + __ICE_SERVICE_SCHED, __ICE_STATE_NBITS /* must be last */ }; +/* struct that defines a VSI, associated with a dev */ +struct ice_vsi { + struct net_device *netdev; + struct ice_port_info *port_info; /* back pointer to port_info */ + u16 vsi_num; /* HW (absolute) index of this VSI */ +} ____cacheline_internodealigned_in_smp; + +enum ice_pf_flags { + ICE_FLAG_MSIX_ENA, + ICE_FLAG_FLTR_SYNC, + ICE_FLAG_RSS_ENA, + ICE_PF_FLAGS_NBITS /* must be last */ +}; + struct ice_pf { struct pci_dev *pdev; + struct msix_entry *msix_entries; + struct ice_res_tracker *irq_tracker; + struct ice_vsi **vsi; /* VSIs created by the driver */ + struct ice_sw *first_sw; /* first switch created by firmware */ DECLARE_BITMAP(state, __ICE_STATE_NBITS); + DECLARE_BITMAP(avail_txqs, ICE_MAX_TXQS); + DECLARE_BITMAP(avail_rxqs, ICE_MAX_RXQS); + DECLARE_BITMAP(flags, ICE_PF_FLAGS_NBITS); + unsigned long serv_tmr_period; + unsigned long serv_tmr_prev; + struct timer_list serv_tmr; + struct work_struct serv_task; + struct mutex avail_q_mutex; /* protects access to avail_[rx|tx]qs */ + struct mutex sw_mutex; /* lock for protecting VSI alloc flow */ u32 msg_enable; + u32 oicr_idx; /* Other interrupt cause vector index */ + u32 num_lan_msix; /* Total MSIX vectors for base driver */ + u32 num_avail_msix; /* remaining MSIX vectors left unclaimed */ + u16 num_lan_tx; /* num lan tx queues setup */ + u16 num_lan_rx; /* num lan rx queues setup */ + u16 q_left_tx; /* remaining num tx queues left unclaimed */ + u16 q_left_rx; /* remaining num rx queues left unclaimed */ + u16 next_vsi; /* Next free slot in pf->vsi[] - 0-based! */ + u16 num_alloc_vsi; + struct ice_hw hw; + char int_name[ICE_INT_NAME_STR_LEN]; }; + +/** + * ice_irq_dynamic_ena - Enable default interrupt generation settings + * @hw: pointer to hw struct + */ +static inline void ice_irq_dynamic_ena(struct ice_hw *hw) +{ + u32 vector = ((struct ice_pf *)hw->back)->oicr_idx; + int itr = ICE_ITR_NONE; + u32 val; + + /* clear the PBA here, as this function is meant to clean out all + * previous interrupts and enable the interrupt + */ + val = GLINT_DYN_CTL_INTENA_M | GLINT_DYN_CTL_CLEARPBA_M | + (itr << GLINT_DYN_CTL_ITR_INDX_S); + + wr32(hw, GLINT_DYN_CTL(vector), val); +} #endif /* _ICE_H_ */ |