diff options
Diffstat (limited to 'drivers/net/ethernet/intel/igb/igb.h')
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb.h | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index 0df040ad1d5..91f90fe6f42 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -42,8 +42,11 @@ struct igb_adapter; -/* ((1000000000ns / (6000ints/s * 1024ns)) << 2 = 648 */ -#define IGB_START_ITR 648 +/* Interrupt defines */ +#define IGB_START_ITR 648 /* ~6000 ints/sec */ +#define IGB_4K_ITR 980 +#define IGB_20K_ITR 196 +#define IGB_70K_ITR 56 /* TX/RX descriptor defines */ #define IGB_DEFAULT_TXD 256 @@ -175,16 +178,23 @@ struct igb_rx_queue_stats { u64 alloc_failed; }; +struct igb_ring_container { + struct igb_ring *ring; /* pointer to linked list of rings */ + unsigned int total_bytes; /* total bytes processed this int */ + unsigned int total_packets; /* total packets processed this int */ + u16 work_limit; /* total work allowed per interrupt */ + u8 count; /* total number of rings in vector */ + u8 itr; /* current ITR setting for ring */ +}; + struct igb_q_vector { - struct igb_adapter *adapter; /* backlink */ - struct igb_ring *rx_ring; - struct igb_ring *tx_ring; - struct napi_struct napi; + struct igb_adapter *adapter; /* backlink */ + int cpu; /* CPU for DCA */ + u32 eims_value; /* EIMS mask value */ - u32 eims_value; - u16 cpu; - u16 tx_work_limit; + struct igb_ring_container rx, tx; + struct napi_struct napi; int numa_node; u16 itr_val; @@ -215,9 +225,6 @@ struct igb_ring { u16 next_to_clean ____cacheline_aligned_in_smp; u16 next_to_use; - unsigned int total_bytes; - unsigned int total_packets; - union { /* TX */ struct { |