diff options
Diffstat (limited to 'drivers/net/igbvf/igbvf.h')
-rw-r--r-- | drivers/net/igbvf/igbvf.h | 326 |
1 files changed, 0 insertions, 326 deletions
diff --git a/drivers/net/igbvf/igbvf.h b/drivers/net/igbvf/igbvf.h deleted file mode 100644 index fd4a7b7..0000000 --- a/drivers/net/igbvf/igbvf.h +++ /dev/null @@ -1,326 +0,0 @@ -/******************************************************************************* - - Intel(R) 82576 Virtual Function Linux driver - Copyright(c) 2009 - 2010 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 - -*******************************************************************************/ - -/* Linux PRO/1000 Ethernet Driver main header file */ - -#ifndef _IGBVF_H_ -#define _IGBVF_H_ - -#include <linux/types.h> -#include <linux/timer.h> -#include <linux/io.h> -#include <linux/netdevice.h> -#include <linux/if_vlan.h> - -#include "vf.h" - -/* Forward declarations */ -struct igbvf_info; -struct igbvf_adapter; - -/* Interrupt defines */ -#define IGBVF_START_ITR 648 /* ~6000 ints/sec */ - -/* Interrupt modes, as used by the IntMode parameter */ -#define IGBVF_INT_MODE_LEGACY 0 -#define IGBVF_INT_MODE_MSI 1 -#define IGBVF_INT_MODE_MSIX 2 - -/* Tx/Rx descriptor defines */ -#define IGBVF_DEFAULT_TXD 256 -#define IGBVF_MAX_TXD 4096 -#define IGBVF_MIN_TXD 80 - -#define IGBVF_DEFAULT_RXD 256 -#define IGBVF_MAX_RXD 4096 -#define IGBVF_MIN_RXD 80 - -#define IGBVF_MIN_ITR_USECS 10 /* 100000 irq/sec */ -#define IGBVF_MAX_ITR_USECS 10000 /* 100 irq/sec */ - -/* RX descriptor control thresholds. - * PTHRESH - MAC will consider prefetch if it has fewer than this number of - * descriptors available in its onboard memory. - * Setting this to 0 disables RX descriptor prefetch. - * HTHRESH - MAC will only prefetch if there are at least this many descriptors - * available in host memory. - * If PTHRESH is 0, this should also be 0. - * WTHRESH - RX descriptor writeback threshold - MAC will delay writing back - * descriptors until either it has this many to write back, or the - * ITR timer expires. - */ -#define IGBVF_RX_PTHRESH 16 -#define IGBVF_RX_HTHRESH 8 -#define IGBVF_RX_WTHRESH 1 - -/* this is the size past which hardware will drop packets when setting LPE=0 */ -#define MAXIMUM_ETHERNET_VLAN_SIZE 1522 - -#define IGBVF_FC_PAUSE_TIME 0x0680 /* 858 usec */ - -/* How many Tx Descriptors do we need to call netif_wake_queue ? */ -#define IGBVF_TX_QUEUE_WAKE 32 -/* How many Rx Buffers do we bundle into one write to the hardware ? */ -#define IGBVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */ - -#define AUTO_ALL_MODES 0 -#define IGBVF_EEPROM_APME 0x0400 - -#define IGBVF_MNG_VLAN_NONE (-1) - -/* Number of packet split data buffers (not including the header buffer) */ -#define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1) - -enum igbvf_boards { - board_vf, - board_i350_vf, -}; - -struct igbvf_queue_stats { - u64 packets; - u64 bytes; -}; - -/* - * wrappers around a pointer to a socket buffer, - * so a DMA handle can be stored along with the buffer - */ -struct igbvf_buffer { - dma_addr_t dma; - struct sk_buff *skb; - union { - /* Tx */ - struct { - unsigned long time_stamp; - u16 length; - u16 next_to_watch; - u16 mapped_as_page; - }; - /* Rx */ - struct { - struct page *page; - u64 page_dma; - unsigned int page_offset; - }; - }; -}; - -union igbvf_desc { - union e1000_adv_rx_desc rx_desc; - union e1000_adv_tx_desc tx_desc; - struct e1000_adv_tx_context_desc tx_context_desc; -}; - -struct igbvf_ring { - struct igbvf_adapter *adapter; /* backlink */ - union igbvf_desc *desc; /* pointer to ring memory */ - dma_addr_t dma; /* phys address of ring */ - unsigned int size; /* length of ring in bytes */ - unsigned int count; /* number of desc. in ring */ - - u16 next_to_use; - u16 next_to_clean; - - u16 head; - u16 tail; - - /* array of buffer information structs */ - struct igbvf_buffer *buffer_info; - struct napi_struct napi; - - char name[IFNAMSIZ + 5]; - u32 eims_value; - u32 itr_val; - u16 itr_register; - int set_itr; - - struct sk_buff *rx_skb_top; - - struct igbvf_queue_stats stats; -}; - -/* board specific private data structure */ -struct igbvf_adapter { - struct timer_list watchdog_timer; - struct timer_list blink_timer; - - struct work_struct reset_task; - struct work_struct watchdog_task; - - const struct igbvf_info *ei; - - unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; - u32 bd_number; - u32 rx_buffer_len; - u32 polling_interval; - u16 mng_vlan_id; - u16 link_speed; - u16 link_duplex; - - spinlock_t tx_queue_lock; /* prevent concurrent tail updates */ - - /* track device up/down/testing state */ - unsigned long state; - - /* Interrupt Throttle Rate */ - u32 itr; - u32 itr_setting; - u16 tx_itr; - u16 rx_itr; - - /* - * Tx - */ - struct igbvf_ring *tx_ring /* One per active queue */ - ____cacheline_aligned_in_smp; - - unsigned int restart_queue; - u32 txd_cmd; - - u32 tx_int_delay; - u32 tx_abs_int_delay; - - unsigned int total_tx_bytes; - unsigned int total_tx_packets; - unsigned int total_rx_bytes; - unsigned int total_rx_packets; - - /* Tx stats */ - u32 tx_timeout_count; - u32 tx_fifo_head; - u32 tx_head_addr; - u32 tx_fifo_size; - u32 tx_dma_failed; - - /* - * Rx - */ - struct igbvf_ring *rx_ring; - - u32 rx_int_delay; - u32 rx_abs_int_delay; - - /* Rx stats */ - u64 hw_csum_err; - u64 hw_csum_good; - u64 rx_hdr_split; - u32 alloc_rx_buff_failed; - u32 rx_dma_failed; - - unsigned int rx_ps_hdr_size; - u32 max_frame_size; - u32 min_frame_size; - - /* OS defined structs */ - struct net_device *netdev; - struct pci_dev *pdev; - struct net_device_stats net_stats; - spinlock_t stats_lock; /* prevent concurrent stats updates */ - - /* structs defined in e1000_hw.h */ - struct e1000_hw hw; - - /* The VF counters don't clear on read so we have to get a base - * count on driver start up and always subtract that base on - * on the first update, thus the flag.. - */ - struct e1000_vf_stats stats; - u64 zero_base; - - struct igbvf_ring test_tx_ring; - struct igbvf_ring test_rx_ring; - u32 test_icr; - - u32 msg_enable; - struct msix_entry *msix_entries; - int int_mode; - u32 eims_enable_mask; - u32 eims_other; - u32 int_counter0; - u32 int_counter1; - - u32 eeprom_wol; - u32 wol; - u32 pba; - - bool fc_autoneg; - - unsigned long led_status; - - unsigned int flags; - unsigned long last_reset; -}; - -struct igbvf_info { - enum e1000_mac_type mac; - unsigned int flags; - u32 pba; - void (*init_ops)(struct e1000_hw *); - s32 (*get_variants)(struct igbvf_adapter *); -}; - -/* hardware capability, feature, and workaround flags */ -#define IGBVF_FLAG_RX_CSUM_DISABLED (1 << 0) - -#define IGBVF_RX_DESC_ADV(R, i) \ - (&((((R).desc))[i].rx_desc)) -#define IGBVF_TX_DESC_ADV(R, i) \ - (&((((R).desc))[i].tx_desc)) -#define IGBVF_TX_CTXTDESC_ADV(R, i) \ - (&((((R).desc))[i].tx_context_desc)) - -enum igbvf_state_t { - __IGBVF_TESTING, - __IGBVF_RESETTING, - __IGBVF_DOWN -}; - -enum latency_range { - lowest_latency = 0, - low_latency = 1, - bulk_latency = 2, - latency_invalid = 255 -}; - -extern char igbvf_driver_name[]; -extern const char igbvf_driver_version[]; - -extern void igbvf_check_options(struct igbvf_adapter *); -extern void igbvf_set_ethtool_ops(struct net_device *); - -extern int igbvf_up(struct igbvf_adapter *); -extern void igbvf_down(struct igbvf_adapter *); -extern void igbvf_reinit_locked(struct igbvf_adapter *); -extern int igbvf_setup_rx_resources(struct igbvf_adapter *, struct igbvf_ring *); -extern int igbvf_setup_tx_resources(struct igbvf_adapter *, struct igbvf_ring *); -extern void igbvf_free_rx_resources(struct igbvf_ring *); -extern void igbvf_free_tx_resources(struct igbvf_ring *); -extern void igbvf_update_stats(struct igbvf_adapter *); - -extern unsigned int copybreak; - -#endif /* _IGBVF_H_ */ |