diff options
Diffstat (limited to 'drivers/net/ixgbevf/ixgbevf.h')
| -rw-r--r-- | drivers/net/ixgbevf/ixgbevf.h | 318 |
1 files changed, 0 insertions, 318 deletions
diff --git a/drivers/net/ixgbevf/ixgbevf.h b/drivers/net/ixgbevf/ixgbevf.h deleted file mode 100644 index 8857df4dd3b9..000000000000 --- a/drivers/net/ixgbevf/ixgbevf.h +++ /dev/null @@ -1,318 +0,0 @@ -/******************************************************************************* - - Intel 82599 Virtual Function driver - Copyright(c) 1999 - 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 - -*******************************************************************************/ - -#ifndef _IXGBEVF_H_ -#define _IXGBEVF_H_ - -#include <linux/types.h> -#include <linux/bitops.h> -#include <linux/timer.h> -#include <linux/io.h> -#include <linux/netdevice.h> -#include <linux/if_vlan.h> - -#include "vf.h" - -/* wrapper around a pointer to a socket buffer, - * so a DMA handle can be stored along with the buffer */ -struct ixgbevf_tx_buffer { - struct sk_buff *skb; - dma_addr_t dma; - unsigned long time_stamp; - u16 length; - u16 next_to_watch; - u16 mapped_as_page; -}; - -struct ixgbevf_rx_buffer { - struct sk_buff *skb; - dma_addr_t dma; - struct page *page; - dma_addr_t page_dma; - unsigned int page_offset; -}; - -struct ixgbevf_ring { - struct ixgbevf_adapter *adapter; /* backlink */ - 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 ixgbevf_tx_buffer *tx_buffer_info; - struct ixgbevf_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 */ - -#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE) - /* cpu for tx queue */ - int cpu; -#endif - - u64 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; -}; - -enum ixgbevf_ring_f_enum { - RING_F_NONE = 0, - RING_F_ARRAY_SIZE /* must be last in enum set */ -}; - -struct ixgbevf_ring_feature { - int indices; - int mask; -}; - -/* How many Rx Buffers do we bundle into one write to the hardware ? */ -#define IXGBEVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */ - -#define MAX_RX_QUEUES 1 -#define MAX_TX_QUEUES 1 - -#define IXGBEVF_DEFAULT_TXD 1024 -#define IXGBEVF_DEFAULT_RXD 512 -#define IXGBEVF_MAX_TXD 4096 -#define IXGBEVF_MIN_TXD 64 -#define IXGBEVF_MAX_RXD 4096 -#define IXGBEVF_MIN_RXD 64 - -/* Supported Rx Buffer Sizes */ -#define IXGBEVF_RXBUFFER_64 64 /* Used for packet split */ -#define IXGBEVF_RXBUFFER_128 128 /* Used for packet split */ -#define IXGBEVF_RXBUFFER_256 256 /* Used for packet split */ -#define IXGBEVF_RXBUFFER_2048 2048 -#define IXGBEVF_MAX_RXBUFFER 16384 /* largest size for single descriptor */ - -#define IXGBEVF_RX_HDR_SIZE IXGBEVF_RXBUFFER_256 - -#define MAXIMUM_ETHERNET_VLAN_SIZE (VLAN_ETH_FRAME_LEN + ETH_FCS_LEN) - -#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_FCOE (u32)(1 << 4) -#define IXGBE_TX_FLAGS_FSO (u32)(1 << 5) -#define IXGBE_TX_FLAGS_VLAN_MASK 0xffff0000 -#define IXGBE_TX_FLAGS_VLAN_PRIO_MASK 0x0000e000 -#define IXGBE_TX_FLAGS_VLAN_SHIFT 16 - -/* MAX_MSIX_Q_VECTORS of these are allocated, - * but we only use one per queue-specific vector. - */ -struct ixgbevf_q_vector { - struct ixgbevf_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; - int v_idx; /* vector index in list */ -}; - -/* Helper macros to switch between ints/sec and what the register uses. - * And yes, it's the same math going both ways. The lowest value - * supported by all of the ixgbe hardware is 8. - */ -#define EITR_INTS_PER_SEC_TO_REG(_eitr) \ - ((_eitr) ? (1000000000 / ((_eitr) * 256)) : 8) -#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 2 -#define MAX_MSIX_COUNT 2 - -#define MIN_MSIX_Q_VECTORS 2 -#define MIN_MSIX_COUNT (MIN_MSIX_Q_VECTORS + NON_Q_VECTORS) - -/* board specific private data structure */ -struct ixgbevf_adapter { - struct timer_list watchdog_timer; - unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; - u16 bd_number; - struct work_struct reset_task; - struct ixgbevf_q_vector *q_vector[MAX_MSIX_Q_VECTORS]; - char name[MAX_MSIX_COUNT][IFNAMSIZ + 9]; - - /* Interrupt Throttle Rate */ - u32 itr_setting; - u16 eitr_low; - u16 eitr_high; - - /* TX */ - struct ixgbevf_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; - - /* RX */ - struct ixgbevf_ring *rx_ring; /* One per active queue */ - int num_rx_queues; - int num_rx_pools; /* == num_rx_queues in 82598 */ - int num_rx_queues_per_pool; /* 1 if 82598, can be many if 82599 */ - u64 hw_csum_rx_error; - u64 hw_rx_no_dma_resources; - u64 hw_csum_rx_good; - u64 non_eop_descs; - int num_msix_vectors; - int max_msix_q_vectors; /* true count of q_vectors for device */ - struct ixgbevf_ring_feature ring_feature[RING_F_ARRAY_SIZE]; - 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_RX_1BUF_CAPABLE (u32)(1 << 1) -#define IXGBE_FLAG_RX_PS_CAPABLE (u32)(1 << 2) -#define IXGBE_FLAG_RX_PS_ENABLED (u32)(1 << 3) -#define IXGBE_FLAG_IN_NETPOLL (u32)(1 << 4) -#define IXGBE_FLAG_IMIR_ENABLED (u32)(1 << 5) -#define IXGBE_FLAG_MQ_CAPABLE (u32)(1 << 6) -#define IXGBE_FLAG_NEED_LINK_UPDATE (u32)(1 << 7) -#define IXGBE_FLAG_IN_WATCHDOG_TASK (u32)(1 << 8) - /* OS defined structs */ - struct net_device *netdev; - struct pci_dev *pdev; - - /* structs defined in ixgbe_vf.h */ - struct ixgbe_hw hw; - u16 msg_enable; - struct ixgbevf_hw_stats stats; - u64 zero_base; - /* Interrupt Throttle Rate */ - u32 eitr_param; - - unsigned long state; - u32 *config_space; - u64 tx_busy; - 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; - bool netdev_registered; - bool dev_closed; -}; - -enum ixbgevf_state_t { - __IXGBEVF_TESTING, - __IXGBEVF_RESETTING, - __IXGBEVF_DOWN -}; - -enum ixgbevf_boards { - board_82599_vf, - board_X540_vf, -}; - -extern struct ixgbevf_info ixgbevf_82599_vf_info; -extern struct ixgbevf_info ixgbevf_X540_vf_info; -extern struct ixgbe_mbx_operations ixgbevf_mbx_ops; - -/* needed by ethtool.c */ -extern char ixgbevf_driver_name[]; -extern const char ixgbevf_driver_version[]; - -extern int ixgbevf_up(struct ixgbevf_adapter *adapter); -extern void ixgbevf_down(struct ixgbevf_adapter *adapter); -extern void ixgbevf_reinit_locked(struct ixgbevf_adapter *adapter); -extern void ixgbevf_reset(struct ixgbevf_adapter *adapter); -extern void ixgbevf_set_ethtool_ops(struct net_device *netdev); -extern int ixgbevf_setup_rx_resources(struct ixgbevf_adapter *, - struct ixgbevf_ring *); -extern int ixgbevf_setup_tx_resources(struct ixgbevf_adapter *, - struct ixgbevf_ring *); -extern void ixgbevf_free_rx_resources(struct ixgbevf_adapter *, - struct ixgbevf_ring *); -extern void ixgbevf_free_tx_resources(struct ixgbevf_adapter *, - struct ixgbevf_ring *); -extern void ixgbevf_update_stats(struct ixgbevf_adapter *adapter); - -#ifdef ETHTOOL_OPS_COMPAT -extern int ethtool_ioctl(struct ifreq *ifr); - -#endif -extern void ixgbe_napi_add_all(struct ixgbevf_adapter *adapter); -extern void ixgbe_napi_del_all(struct ixgbevf_adapter *adapter); - -#ifdef DEBUG -extern char *ixgbevf_get_hw_dev_name(struct ixgbe_hw *hw); -#define hw_dbg(hw, format, arg...) \ - printk(KERN_DEBUG "%s: " format, ixgbevf_get_hw_dev_name(hw), ##arg) -#else -#define hw_dbg(hw, format, arg...) do {} while (0) -#endif - -#endif /* _IXGBEVF_H_ */ |