diff options
Diffstat (limited to 'drivers/net/vmxnet3/vmxnet3_int.h')
| -rw-r--r-- | drivers/net/vmxnet3/vmxnet3_int.h | 73 |
1 files changed, 51 insertions, 22 deletions
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h index edf228843af..7fadeed37f0 100644 --- a/drivers/net/vmxnet3/vmxnet3_int.h +++ b/drivers/net/vmxnet3/vmxnet3_int.h @@ -68,11 +68,15 @@ /* * Version numbers */ -#define VMXNET3_DRIVER_VERSION_STRING "1.0.14.0-k" +#define VMXNET3_DRIVER_VERSION_STRING "1.0.16.0-k" /* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */ -#define VMXNET3_DRIVER_VERSION_NUM 0x01000E00 +#define VMXNET3_DRIVER_VERSION_NUM 0x01001000 +#if defined(CONFIG_PCI_MSI) + /* RSS only makes sense if MSI-X is supported. */ + #define VMXNET3_RSS +#endif /* * Capabilities @@ -218,16 +222,19 @@ struct vmxnet3_tx_ctx { }; struct vmxnet3_tx_queue { + char name[IFNAMSIZ+8]; /* To identify interrupt */ + struct vmxnet3_adapter *adapter; spinlock_t tx_lock; struct vmxnet3_cmd_ring tx_ring; - struct vmxnet3_tx_buf_info *buf_info; + struct vmxnet3_tx_buf_info *buf_info; struct vmxnet3_tx_data_ring data_ring; struct vmxnet3_comp_ring comp_ring; - struct Vmxnet3_TxQueueCtrl *shared; + struct Vmxnet3_TxQueueCtrl *shared; struct vmxnet3_tq_driver_stats stats; bool stopped; int num_stop; /* # of times the queue is * stopped */ + int qid; } __attribute__((__aligned__(SMP_CACHE_BYTES))); enum vmxnet3_rx_buf_type { @@ -259,6 +266,9 @@ struct vmxnet3_rq_driver_stats { }; struct vmxnet3_rx_queue { + char name[IFNAMSIZ + 8]; /* To identify interrupt */ + struct vmxnet3_adapter *adapter; + struct napi_struct napi; struct vmxnet3_cmd_ring rx_ring[2]; struct vmxnet3_comp_ring comp_ring; struct vmxnet3_rx_ctx rx_ctx; @@ -271,7 +281,16 @@ struct vmxnet3_rx_queue { struct vmxnet3_rq_driver_stats stats; } __attribute__((__aligned__(SMP_CACHE_BYTES))); -#define VMXNET3_LINUX_MAX_MSIX_VECT 1 +#define VMXNET3_DEVICE_MAX_TX_QUEUES 8 +#define VMXNET3_DEVICE_MAX_RX_QUEUES 8 /* Keep this value as a power of 2 */ + +/* Should be less than UPT1_RSS_MAX_IND_TABLE_SIZE */ +#define VMXNET3_RSS_IND_TABLE_SIZE (VMXNET3_DEVICE_MAX_RX_QUEUES * 4) + +#define VMXNET3_LINUX_MAX_MSIX_VECT (VMXNET3_DEVICE_MAX_TX_QUEUES + \ + VMXNET3_DEVICE_MAX_RX_QUEUES + 1) +#define VMXNET3_LINUX_MIN_MSIX_VECT 3 /* 1 for each : tx, rx and event */ + struct vmxnet3_intr { enum vmxnet3_intr_mask_mode mask_mode; @@ -279,27 +298,32 @@ struct vmxnet3_intr { u8 num_intrs; /* # of intr vectors */ u8 event_intr_idx; /* idx of the intr vector for event */ u8 mod_levels[VMXNET3_LINUX_MAX_MSIX_VECT]; /* moderation level */ + char event_msi_vector_name[IFNAMSIZ+11]; #ifdef CONFIG_PCI_MSI struct msix_entry msix_entries[VMXNET3_LINUX_MAX_MSIX_VECT]; #endif }; +/* Interrupt sharing schemes, share_intr */ +#define VMXNET3_INTR_BUDDYSHARE 0 /* Corresponding tx,rx queues share irq */ +#define VMXNET3_INTR_TXSHARE 1 /* All tx queues share one irq */ +#define VMXNET3_INTR_DONTSHARE 2 /* each queue has its own irq */ + + #define VMXNET3_STATE_BIT_RESETTING 0 #define VMXNET3_STATE_BIT_QUIESCED 1 struct vmxnet3_adapter { - struct vmxnet3_tx_queue tx_queue; - struct vmxnet3_rx_queue rx_queue; - struct napi_struct napi; - struct vlan_group *vlan_grp; - - struct vmxnet3_intr intr; - - struct Vmxnet3_DriverShared *shared; - struct Vmxnet3_PMConf *pm_conf; - struct Vmxnet3_TxQueueDesc *tqd_start; /* first tx queue desc */ - struct Vmxnet3_RxQueueDesc *rqd_start; /* first rx queue desc */ - struct net_device *netdev; - struct pci_dev *pdev; + struct vmxnet3_tx_queue tx_queue[VMXNET3_DEVICE_MAX_TX_QUEUES]; + struct vmxnet3_rx_queue rx_queue[VMXNET3_DEVICE_MAX_RX_QUEUES]; + struct vlan_group *vlan_grp; + struct vmxnet3_intr intr; + struct Vmxnet3_DriverShared *shared; + struct Vmxnet3_PMConf *pm_conf; + struct Vmxnet3_TxQueueDesc *tqd_start; /* all tx queue desc */ + struct Vmxnet3_RxQueueDesc *rqd_start; /* all rx queue desc */ + struct net_device *netdev; + struct net_device_stats net_stats; + struct pci_dev *pdev; u8 __iomem *hw_addr0; /* for BAR 0 */ u8 __iomem *hw_addr1; /* for BAR 1 */ @@ -308,6 +332,12 @@ struct vmxnet3_adapter { bool rxcsum; bool lro; bool jumbo_frame; +#ifdef VMXNET3_RSS + struct UPT1_RSSConf *rss_conf; + bool rss; +#endif + u32 num_rx_queues; + u32 num_tx_queues; /* rx buffer related */ unsigned skb_buf_size; @@ -327,6 +357,7 @@ struct vmxnet3_adapter { unsigned long state; /* VMXNET3_STATE_BIT_xxx */ int dev_number; + int share_intr; }; #define VMXNET3_WRITE_BAR0_REG(adapter, reg, val) \ @@ -366,12 +397,10 @@ void vmxnet3_reset_dev(struct vmxnet3_adapter *adapter); void -vmxnet3_tq_destroy(struct vmxnet3_tx_queue *tq, - struct vmxnet3_adapter *adapter); +vmxnet3_tq_destroy_all(struct vmxnet3_adapter *adapter); void -vmxnet3_rq_destroy(struct vmxnet3_rx_queue *rq, - struct vmxnet3_adapter *adapter); +vmxnet3_rq_destroy_all(struct vmxnet3_adapter *adapter); int vmxnet3_create_queues(struct vmxnet3_adapter *adapter, |