d3f464b538
increase the year dates to 2006 and bump the version to 1.0.109-k2 Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com> Signed-off-by: John Ronciak <john.ronciak@intel.com>
209 lines
5.7 KiB
C
209 lines
5.7 KiB
C
/*******************************************************************************
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Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved.
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59
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Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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The full GNU General Public License is included in this distribution in the
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file called LICENSE.
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Contact Information:
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Linux NICS <linux.nics@intel.com>
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Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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#ifndef _IXGB_H_
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#define _IXGB_H_
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#include <linux/stddef.h>
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#include <linux/config.h>
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#include <linux/module.h>
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#include <linux/types.h>
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#include <asm/byteorder.h>
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#include <linux/init.h>
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#include <linux/mm.h>
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#include <linux/errno.h>
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#include <linux/ioport.h>
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#include <linux/pci.h>
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#include <linux/kernel.h>
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/skbuff.h>
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#include <linux/delay.h>
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#include <linux/timer.h>
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#include <linux/slab.h>
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#include <linux/vmalloc.h>
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#include <linux/interrupt.h>
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#include <linux/string.h>
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#include <linux/pagemap.h>
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#include <linux/dma-mapping.h>
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#include <linux/bitops.h>
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#include <asm/io.h>
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#include <asm/irq.h>
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#include <linux/capability.h>
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#include <linux/in.h>
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#include <linux/ip.h>
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#include <linux/tcp.h>
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#include <linux/udp.h>
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#include <net/pkt_sched.h>
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#include <linux/list.h>
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#include <linux/reboot.h>
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#ifdef NETIF_F_TSO
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#include <net/checksum.h>
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#endif
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#include <linux/ethtool.h>
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#include <linux/if_vlan.h>
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#define BAR_0 0
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#define BAR_1 1
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#define BAR_5 5
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struct ixgb_adapter;
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#include "ixgb_hw.h"
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#include "ixgb_ee.h"
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#include "ixgb_ids.h"
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#ifdef _DEBUG_DRIVER_
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#define IXGB_DBG(args...) printk(KERN_DEBUG "ixgb: " args)
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#else
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#define IXGB_DBG(args...)
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#endif
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#define PFX "ixgb: "
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#define DPRINTK(nlevel, klevel, fmt, args...) \
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(void)((NETIF_MSG_##nlevel & adapter->msg_enable) && \
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printk(KERN_##klevel PFX "%s: %s: " fmt, adapter->netdev->name, \
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__FUNCTION__ , ## args))
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/* TX/RX descriptor defines */
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#define DEFAULT_TXD 256
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#define MAX_TXD 4096
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#define MIN_TXD 64
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/* hardware cannot reliably support more than 512 descriptors owned by
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* hardware descrioptor cache otherwise an unreliable ring under heavy
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* recieve load may result */
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/* #define DEFAULT_RXD 1024 */
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/* #define MAX_RXD 4096 */
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#define DEFAULT_RXD 512
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#define MAX_RXD 512
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#define MIN_RXD 64
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/* Supported Rx Buffer Sizes */
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#define IXGB_RXBUFFER_2048 2048
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#define IXGB_RXBUFFER_4096 4096
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#define IXGB_RXBUFFER_8192 8192
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#define IXGB_RXBUFFER_16384 16384
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/* How many Tx Descriptors do we need to call netif_wake_queue? */
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#define IXGB_TX_QUEUE_WAKE 16
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/* How many Rx Buffers do we bundle into one write to the hardware ? */
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#define IXGB_RX_BUFFER_WRITE 4 /* Must be power of 2 */
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/* only works for sizes that are powers of 2 */
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#define IXGB_ROUNDUP(i, size) ((i) = (((i) + (size) - 1) & ~((size) - 1)))
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/* wrapper around a pointer to a socket buffer,
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* so a DMA handle can be stored along with the buffer */
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struct ixgb_buffer {
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struct sk_buff *skb;
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dma_addr_t dma;
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unsigned long time_stamp;
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uint16_t length;
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uint16_t next_to_watch;
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};
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struct ixgb_desc_ring {
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/* pointer to the descriptor ring memory */
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void *desc;
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/* physical address of the descriptor ring */
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dma_addr_t dma;
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/* length of descriptor ring in bytes */
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unsigned int size;
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/* number of descriptors in the ring */
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unsigned int count;
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/* next descriptor to associate a buffer with */
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unsigned int next_to_use;
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/* next descriptor to check for DD status bit */
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unsigned int next_to_clean;
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/* array of buffer information structs */
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struct ixgb_buffer *buffer_info;
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};
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#define IXGB_DESC_UNUSED(R) \
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((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \
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(R)->next_to_clean - (R)->next_to_use - 1)
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#define IXGB_GET_DESC(R, i, type) (&(((struct type *)((R).desc))[i]))
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#define IXGB_RX_DESC(R, i) IXGB_GET_DESC(R, i, ixgb_rx_desc)
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#define IXGB_TX_DESC(R, i) IXGB_GET_DESC(R, i, ixgb_tx_desc)
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#define IXGB_CONTEXT_DESC(R, i) IXGB_GET_DESC(R, i, ixgb_context_desc)
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/* board specific private data structure */
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struct ixgb_adapter {
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struct timer_list watchdog_timer;
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struct vlan_group *vlgrp;
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uint32_t bd_number;
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uint32_t rx_buffer_len;
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uint32_t part_num;
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uint16_t link_speed;
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uint16_t link_duplex;
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spinlock_t tx_lock;
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atomic_t irq_sem;
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struct work_struct tx_timeout_task;
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struct timer_list blink_timer;
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unsigned long led_status;
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/* TX */
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struct ixgb_desc_ring tx_ring;
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unsigned long timeo_start;
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uint32_t tx_cmd_type;
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uint64_t hw_csum_tx_good;
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uint64_t hw_csum_tx_error;
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uint32_t tx_int_delay;
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uint32_t tx_timeout_count;
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boolean_t tx_int_delay_enable;
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boolean_t detect_tx_hung;
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/* RX */
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struct ixgb_desc_ring rx_ring;
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uint64_t hw_csum_rx_error;
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uint64_t hw_csum_rx_good;
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uint32_t rx_int_delay;
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boolean_t rx_csum;
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/* OS defined structs */
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struct net_device *netdev;
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struct pci_dev *pdev;
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struct net_device_stats net_stats;
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/* structs defined in ixgb_hw.h */
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struct ixgb_hw hw;
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u16 msg_enable;
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struct ixgb_hw_stats stats;
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uint32_t alloc_rx_buff_failed;
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#ifdef CONFIG_PCI_MSI
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boolean_t have_msi;
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#endif
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};
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#endif /* _IXGB_H_ */
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