diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnge/bnge.h')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnge/bnge.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnge/bnge.h b/drivers/net/ethernet/broadcom/bnge/bnge.h index 6fb3683b6b04..7aed5f81cd51 100644 --- a/drivers/net/ethernet/broadcom/bnge/bnge.h +++ b/drivers/net/ethernet/broadcom/bnge/bnge.h @@ -102,6 +102,10 @@ struct bnge_dev { u16 chip_num; u8 chip_rev; +#if BITS_PER_LONG == 32 + /* ensure atomic 64-bit doorbell writes on 32-bit systems. */ + spinlock_t db_lock; +#endif int db_offset; /* db_offset within db_size */ int db_size; @@ -129,6 +133,7 @@ struct bnge_dev { unsigned long state; #define BNGE_STATE_DRV_REGISTERED 0 +#define BNGE_STATE_OPEN 1 u64 fw_cap; @@ -155,6 +160,7 @@ struct bnge_dev { u16 rss_indir_tbl_entries; u32 rss_cap; + u32 rss_hash_cfg; u16 rx_nr_rings; u16 tx_nr_rings; @@ -213,6 +219,27 @@ static inline bool bnge_is_agg_reqd(struct bnge_dev *bd) return true; } +static inline void bnge_writeq(struct bnge_dev *bd, u64 val, + void __iomem *addr) +{ +#if BITS_PER_LONG == 32 + spin_lock(&bd->db_lock); + lo_hi_writeq(val, addr); + spin_unlock(&bd->db_lock); +#else + writeq(val, addr); +#endif +} + +/* For TX and RX ring doorbells */ +static inline void bnge_db_write(struct bnge_dev *bd, struct bnge_db_info *db, + u32 idx) +{ + bnge_writeq(bd, db->db_key64 | DB_RING_IDX(db, idx), + db->doorbell); +} + bool bnge_aux_registered(struct bnge_dev *bd); +u16 bnge_aux_get_msix(struct bnge_dev *bd); #endif /* _BNGE_H_ */ |