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Diffstat (limited to 'drivers/net/ixgbe/ixgbe.h')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe.h | 356 |
1 files changed, 0 insertions, 356 deletions
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h deleted file mode 100644 index e112008f39c..00000000000 --- a/drivers/net/ixgbe/ixgbe.h +++ /dev/null @@ -1,356 +0,0 @@ -/******************************************************************************* - - Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2008 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ - -#ifndef _IXGBE_H_ -#define _IXGBE_H_ - -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/netdevice.h> -#include <linux/inet_lro.h> -#include <linux/aer.h> - -#include "ixgbe_type.h" -#include "ixgbe_common.h" -#include "ixgbe_dcb.h" -#ifdef CONFIG_IXGBE_DCA -#include <linux/dca.h> -#endif - -#define PFX "ixgbe: " -#define DPRINTK(nlevel, klevel, fmt, args...) \ - ((void)((NETIF_MSG_##nlevel & adapter->msg_enable) && \ - printk(KERN_##klevel PFX "%s: %s: " fmt, adapter->netdev->name, \ - __func__ , ## args))) - -/* TX/RX descriptor defines */ -#define IXGBE_DEFAULT_TXD 1024 -#define IXGBE_MAX_TXD 4096 -#define IXGBE_MIN_TXD 64 - -#define IXGBE_DEFAULT_RXD 1024 -#define IXGBE_MAX_RXD 4096 -#define IXGBE_MIN_RXD 64 - -/* flow control */ -#define IXGBE_DEFAULT_FCRTL 0x10000 -#define IXGBE_MIN_FCRTL 0x40 -#define IXGBE_MAX_FCRTL 0x7FF80 -#define IXGBE_DEFAULT_FCRTH 0x20000 -#define IXGBE_MIN_FCRTH 0x600 -#define IXGBE_MAX_FCRTH 0x7FFF0 -#define IXGBE_DEFAULT_FCPAUSE 0xFFFF -#define IXGBE_MIN_FCPAUSE 0 -#define IXGBE_MAX_FCPAUSE 0xFFFF - -/* Supported Rx Buffer Sizes */ -#define IXGBE_RXBUFFER_64 64 /* Used for packet split */ -#define IXGBE_RXBUFFER_128 128 /* Used for packet split */ -#define IXGBE_RXBUFFER_256 256 /* Used for packet split */ -#define IXGBE_RXBUFFER_2048 2048 - -#define IXGBE_RX_HDR_SIZE IXGBE_RXBUFFER_256 - -#define MAXIMUM_ETHERNET_VLAN_SIZE (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN) - -/* How many Rx Buffers do we bundle into one write to the hardware ? */ -#define IXGBE_RX_BUFFER_WRITE 16 /* Must be power of 2 */ - -#define IXGBE_TX_FLAGS_CSUM (u32)(1) -#define IXGBE_TX_FLAGS_VLAN (u32)(1 << 1) -#define IXGBE_TX_FLAGS_TSO (u32)(1 << 2) -#define IXGBE_TX_FLAGS_IPV4 (u32)(1 << 3) -#define IXGBE_TX_FLAGS_VLAN_MASK 0xffff0000 -#define IXGBE_TX_FLAGS_VLAN_PRIO_MASK 0x0000e000 -#define IXGBE_TX_FLAGS_VLAN_SHIFT 16 - -#define IXGBE_MAX_LRO_DESCRIPTORS 8 -#define IXGBE_MAX_LRO_AGGREGATE 32 - -/* wrapper around a pointer to a socket buffer, - * so a DMA handle can be stored along with the buffer */ -struct ixgbe_tx_buffer { - struct sk_buff *skb; - dma_addr_t dma; - unsigned long time_stamp; - u16 length; - u16 next_to_watch; -}; - -struct ixgbe_rx_buffer { - struct sk_buff *skb; - dma_addr_t dma; - struct page *page; - dma_addr_t page_dma; - unsigned int page_offset; -}; - -struct ixgbe_queue_stats { - u64 packets; - u64 bytes; -}; - -struct ixgbe_ring { - void *desc; /* descriptor ring memory */ - dma_addr_t dma; /* phys. address of descriptor ring */ - unsigned int size; /* length in bytes */ - unsigned int count; /* amount of descriptors */ - unsigned int next_to_use; - unsigned int next_to_clean; - - int queue_index; /* needed for multiqueue queue management */ - union { - struct ixgbe_tx_buffer *tx_buffer_info; - struct ixgbe_rx_buffer *rx_buffer_info; - }; - - u16 head; - u16 tail; - - unsigned int total_bytes; - unsigned int total_packets; - - u16 reg_idx; /* holds the special value that gets the hardware register - * offset associated with this ring, which is different - * for DCB and RSS modes */ - -#ifdef CONFIG_IXGBE_DCA - /* cpu for tx queue */ - int cpu; -#endif - struct net_lro_mgr lro_mgr; - bool lro_used; - struct ixgbe_queue_stats stats; - u16 v_idx; /* maps directly to the index for this ring in the hardware - * vector array, can also be used for finding the bit in EICR - * and friends that represents the vector for this ring */ - - - u16 work_limit; /* max work per interrupt */ - u16 rx_buf_len; -}; - -#define RING_F_DCB 0 -#define RING_F_VMDQ 1 -#define RING_F_RSS 2 -#define IXGBE_MAX_DCB_INDICES 8 -#define IXGBE_MAX_RSS_INDICES 16 -#define IXGBE_MAX_VMDQ_INDICES 16 -struct ixgbe_ring_feature { - int indices; - int mask; -}; - -#define MAX_RX_QUEUES 64 -#define MAX_TX_QUEUES 32 - -#define MAX_RX_PACKET_BUFFERS ((adapter->flags & IXGBE_FLAG_DCB_ENABLED) \ - ? 8 : 1) -#define MAX_TX_PACKET_BUFFERS MAX_RX_PACKET_BUFFERS - -/* MAX_MSIX_Q_VECTORS of these are allocated, - * but we only use one per queue-specific vector. - */ -struct ixgbe_q_vector { - struct ixgbe_adapter *adapter; - struct napi_struct napi; - DECLARE_BITMAP(rxr_idx, MAX_RX_QUEUES); /* Rx ring indices */ - DECLARE_BITMAP(txr_idx, MAX_TX_QUEUES); /* Tx ring indices */ - u8 rxr_count; /* Rx ring count assigned to this vector */ - u8 txr_count; /* Tx ring count assigned to this vector */ - u8 tx_itr; - u8 rx_itr; - u32 eitr; -}; - -/* Helper macros to switch between ints/sec and what the register uses. - * And yes, it's the same math going both ways. - */ -#define EITR_INTS_PER_SEC_TO_REG(_eitr) \ - ((_eitr) ? (1000000000 / ((_eitr) * 256)) : 0) -#define EITR_REG_TO_INTS_PER_SEC EITR_INTS_PER_SEC_TO_REG - -#define IXGBE_DESC_UNUSED(R) \ - ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \ - (R)->next_to_clean - (R)->next_to_use - 1) - -#define IXGBE_RX_DESC_ADV(R, i) \ - (&(((union ixgbe_adv_rx_desc *)((R).desc))[i])) -#define IXGBE_TX_DESC_ADV(R, i) \ - (&(((union ixgbe_adv_tx_desc *)((R).desc))[i])) -#define IXGBE_TX_CTXTDESC_ADV(R, i) \ - (&(((struct ixgbe_adv_tx_context_desc *)((R).desc))[i])) - -#define IXGBE_MAX_JUMBO_FRAME_SIZE 16128 - -#define OTHER_VECTOR 1 -#define NON_Q_VECTORS (OTHER_VECTOR) - -#define MAX_MSIX_Q_VECTORS 16 -#define MIN_MSIX_Q_VECTORS 2 -#define MAX_MSIX_COUNT (MAX_MSIX_Q_VECTORS + NON_Q_VECTORS) -#define MIN_MSIX_COUNT (MIN_MSIX_Q_VECTORS + NON_Q_VECTORS) - -/* board specific private data structure */ -struct ixgbe_adapter { - struct timer_list watchdog_timer; - struct vlan_group *vlgrp; - u16 bd_number; - struct work_struct reset_task; - struct ixgbe_q_vector q_vector[MAX_MSIX_Q_VECTORS]; - char name[MAX_MSIX_COUNT][IFNAMSIZ + 5]; - struct ixgbe_dcb_config dcb_cfg; - struct ixgbe_dcb_config temp_dcb_cfg; - u8 dcb_set_bitmap; - - /* Interrupt Throttle Rate */ - u32 itr_setting; - u16 eitr_low; - u16 eitr_high; - - /* TX */ - struct ixgbe_ring *tx_ring; /* One per active queue */ - int num_tx_queues; - u64 restart_queue; - u64 hw_csum_tx_good; - u64 lsc_int; - u64 hw_tso_ctxt; - u64 hw_tso6_ctxt; - u32 tx_timeout_count; - bool detect_tx_hung; - - /* RX */ - struct ixgbe_ring *rx_ring; /* One per active queue */ - int num_rx_queues; - u64 hw_csum_rx_error; - u64 hw_csum_rx_good; - u64 non_eop_descs; - int num_msix_vectors; - struct ixgbe_ring_feature ring_feature[3]; - struct msix_entry *msix_entries; - - u64 rx_hdr_split; - u32 alloc_rx_page_failed; - u32 alloc_rx_buff_failed; - - /* Some features need tri-state capability, - * thus the additional *_CAPABLE flags. - */ - u32 flags; -#define IXGBE_FLAG_RX_CSUM_ENABLED (u32)(1) -#define IXGBE_FLAG_MSI_CAPABLE (u32)(1 << 1) -#define IXGBE_FLAG_MSI_ENABLED (u32)(1 << 2) -#define IXGBE_FLAG_MSIX_CAPABLE (u32)(1 << 3) -#define IXGBE_FLAG_MSIX_ENABLED (u32)(1 << 4) -#define IXGBE_FLAG_RX_1BUF_CAPABLE (u32)(1 << 6) -#define IXGBE_FLAG_RX_PS_CAPABLE (u32)(1 << 7) -#define IXGBE_FLAG_RX_PS_ENABLED (u32)(1 << 8) -#define IXGBE_FLAG_IN_NETPOLL (u32)(1 << 9) -#define IXGBE_FLAG_DCA_ENABLED (u32)(1 << 10) -#define IXGBE_FLAG_DCA_CAPABLE (u32)(1 << 11) -#define IXGBE_FLAG_IMIR_ENABLED (u32)(1 << 12) -#define IXGBE_FLAG_MQ_CAPABLE (u32)(1 << 13) -#define IXGBE_FLAG_RSS_ENABLED (u32)(1 << 16) -#define IXGBE_FLAG_RSS_CAPABLE (u32)(1 << 17) -#define IXGBE_FLAG_VMDQ_CAPABLE (u32)(1 << 18) -#define IXGBE_FLAG_VMDQ_ENABLED (u32)(1 << 19) -#define IXGBE_FLAG_FAN_FAIL_CAPABLE (u32)(1 << 20) -#define IXGBE_FLAG_NEED_LINK_UPDATE (u32)(1 << 22) -#define IXGBE_FLAG_IN_WATCHDOG_TASK (u32)(1 << 23) -#define IXGBE_FLAG_DCB_ENABLED (u32)(1 << 24) - -/* default to trying for four seconds */ -#define IXGBE_TRY_LINK_TIMEOUT (4 * HZ) - - /* OS defined structs */ - struct net_device *netdev; - struct pci_dev *pdev; - struct net_device_stats net_stats; - - /* structs defined in ixgbe_hw.h */ - struct ixgbe_hw hw; - u16 msg_enable; - struct ixgbe_hw_stats stats; - - /* Interrupt Throttle Rate */ - u32 eitr_param; - - unsigned long state; - u64 tx_busy; - u64 lro_aggregated; - u64 lro_flushed; - u64 lro_no_desc; - unsigned int tx_ring_count; - unsigned int rx_ring_count; - - u32 link_speed; - bool link_up; - unsigned long link_check_timeout; - - struct work_struct watchdog_task; - struct work_struct sfp_task; - struct timer_list sfp_timer; -}; - -enum ixbge_state_t { - __IXGBE_TESTING, - __IXGBE_RESETTING, - __IXGBE_DOWN, - __IXGBE_SFP_MODULE_NOT_FOUND -}; - -enum ixgbe_boards { - board_82598, -}; - -extern struct ixgbe_info ixgbe_82598_info; -#ifdef CONFIG_IXGBE_DCB -extern struct dcbnl_rtnl_ops dcbnl_ops; -extern int ixgbe_copy_dcb_cfg(struct ixgbe_dcb_config *src_dcb_cfg, - struct ixgbe_dcb_config *dst_dcb_cfg, - int tc_max); -#endif - -extern char ixgbe_driver_name[]; -extern const char ixgbe_driver_version[]; - -extern int ixgbe_up(struct ixgbe_adapter *adapter); -extern void ixgbe_down(struct ixgbe_adapter *adapter); -extern void ixgbe_reinit_locked(struct ixgbe_adapter *adapter); -extern void ixgbe_reset(struct ixgbe_adapter *adapter); -extern void ixgbe_set_ethtool_ops(struct net_device *netdev); -extern int ixgbe_setup_rx_resources(struct ixgbe_adapter *, struct ixgbe_ring *); -extern int ixgbe_setup_tx_resources(struct ixgbe_adapter *, struct ixgbe_ring *); -extern void ixgbe_free_rx_resources(struct ixgbe_adapter *, struct ixgbe_ring *); -extern void ixgbe_free_tx_resources(struct ixgbe_adapter *, struct ixgbe_ring *); -extern void ixgbe_update_stats(struct ixgbe_adapter *adapter); -extern void ixgbe_reset_interrupt_capability(struct ixgbe_adapter *adapter); -extern int ixgbe_init_interrupt_scheme(struct ixgbe_adapter *adapter); -void ixgbe_napi_add_all(struct ixgbe_adapter *adapter); -void ixgbe_napi_del_all(struct ixgbe_adapter *adapter); - -#endif /* _IXGBE_H_ */ |