/*******************************************************************************
Copyright(c) 1999 - 2004 Intel Corporation. All rights reserved.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your option)
any later version.
This program is distributed in the hope that 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., 59
Temple Place - Suite 330, Boston, MA 02111-1307, USA.
The full GNU General Public License is included in this distribution in the
file called LICENSE.
Contact Information:
Linux NICS <linux.nics@intel.com>
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*******************************************************************************/
#ifndef _KCOMPAT_H_
#define _KCOMPAT_H_
#include <linux/version.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/ioport.h>
#include <linux/slab.h>
#include <linux/pagemap.h>
#include <linux/list.h>
#include <linux/sched.h>
#include <asm/io.h>
#ifndef IRQ_HANDLED
#define irqreturn_t void
#define IRQ_HANDLED
#define IRQ_NONE
#endif
#ifndef SET_NETDEV_DEV
#define SET_NETDEV_DEV(net, pdev)
#endif
#ifndef HAVE_FREE_NETDEV
#define free_netdev(x) kfree(x)
#endif
#ifdef HAVE_POLL_CONTROLLER
#define CONFIG_NET_POLL_CONTROLLER
#endif
#ifdef E1000_NAPI
#undef CONFIG_E1000_NAPI
#define CONFIG_E1000_NAPI
#endif
#ifdef E1000_NO_NAPI
#undef CONFIG_E1000_NAPI
#endif
#ifndef module_param
#define module_param(v,t,p) MODULE_PARM(v, "i");
#endif
/*****************************************************************************/
#ifndef unlikely
#define unlikely(_x) _x
#define likely(_x) _x
#endif
/*****************************************************************************/
#ifndef PCI_DEVICE
#define PCI_DEVICE(vend,dev) \
.vendor = (vend), .device = (dev), \
.subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID
#endif
/*****************************************************************************/
/* Installations with ethtool version without eeprom, adapter id, or statistics
* support */
#ifndef ETHTOOL_GSTATS
#define ETHTOOL_GSTATS 0x1d
#undef ethtool_drvinfo
#define ethtool_drvinfo k_ethtool_drvinfo
struct k_ethtool_drvinfo {
uint32_t cmd;
char driver[32];
char version[32];
char fw_version[32];
char bus_info[32];
char reserved1[32];
char reserved2[16];
uint32_t n_stats;
uint32_t testinfo_len;
uint32_t eedump_len;
uint32_t regdump_len;
};
struct ethtool_stats {
uint32_t cmd;
uint32_t n_stats;
uint64_t data[0];
};
#ifndef ETHTOOL_PHYS_ID
#define ETHTOOL_PHYS_ID 0x1c
#ifndef ETHTOOL_GSTRINGS
#define ETHTOOL_GSTRINGS 0x1b
enum ethtool_stringset {
ETH_SS_TEST = 0,
ETH_SS_STATS,
};
struct ethtool_gstrings {
u32 cmd; /* ETHTOOL_GSTRINGS */
u32 string_set; /* string set id e.c. ETH_SS_TEST, etc*/
u32 len; /* number of strings in the string set */
u8 data[0];
};
#ifndef ETHTOOL_TEST
#define ETHTOOL_TEST 0x1a
enum ethtool_test_flags {
ETH_TEST_FL_OFFLINE = (1 << 0),
ETH_TEST_FL_FAILED = (1 << 1),
};
struct ethtool_test {
uint32_t cmd;
uint32_t flags;
uint32_t reserved;
uint32_t len;
uint64_t data[0];
};
#ifndef ETHTOOL_GEEPROM
#define ETHTOOL_GEEPROM 0xb
#undef ETHTOOL_GREGS
struct ethtool_eeprom {
uint32_t cmd;
uint32_t magic;
uint32_t offset;
uint32_t len;
uint8_t data[0];
};
struct ethtool_value {
uint32_t cmd;
uint32_t data;
};
#ifndef ETHTOOL_GLINK
#define ETHTOOL_GLINK 0xa
#endif /* Ethtool version without link support */
#endif /* Ethtool version without eeprom support */
#endif /* Ethtool version without test support */
#endif /* Ethtool version without strings support */
#endif /* Ethtool version wihtout adapter id support */
#endif /* Ethtool version without statistics support */
#ifndef ETHTOOL_GREGS
#define ETHTOOL_GREGS 0x00000004 /* Get NIC registers. */
#define ethtool_regs _kc_ethtool_regs
/* for passing big chunks of data */
struct _kc_ethtool_regs {
u32 cmd;
u32 version; /* driver-specific, indicates different chips/revs */
u32 len; /* bytes */
u8 data[0];
};
#endif
#ifndef ETHTOOL_GMSGLVL
#define ETHTOOL_GMSGLVL 0x00000007 /* Get driver message level */
#endif
#ifndef ETHTOOL_SMSGLVL
#define ETHTOOL_SMSGLVL 0x00000008 /* Set driver msg level, priv. */
#endif
#ifndef ETHTOOL_NWAY_RST
#define ETHTOOL_NWAY_RST 0x00000009 /* Restart autonegotiation, priv */
#endif
#ifndef ETHTOOL_GLINK
#define ETHTOOL_GLINK 0x0000000a /* Get link status */
#endif
#ifndef ETHTOOL_GEEPROM
#define ETHTOOL_GEEPROM 0x0000000b /* Get EEPROM data */
#endif
#ifndef ETHTOOL_SEEPROM
#define ETHTOOL_SEEPROM 0x0000000c /* Set EEPROM data */
#endif
#ifndef ETHTOOL_GCOALESCE
#define ETHTOOL_GCOALESCE 0x0000000e /* Get coalesce config */
/* for configuring coalescing parameters of chip */
#define ethtool_coalesce _kc_ethtool_coalesce
struct _kc_ethtool_coalesce {
u32 cmd; /* ETHTOOL_{G,S}COALESCE */
/* How many usecs to delay an RX interrupt after
* a packet arrives. If 0, only rx_max_coalesced_frames
* is used.
*/
u32 rx_coalesce_usecs;
/* How many packets to delay an RX interrupt after
* a packet arrives. If 0, only rx_coalesce_usecs is
* used. It is illegal to set both usecs and max frames
* to zero as this would cause RX interrupts to never be
* generated.
*/
u32 rx_max_coalesced_frames;
/* Same as above two parameters, except that these values
* apply while an IRQ is being serviced by the host. Not
* all cards support this feature and the values are ignored
* in that case.
*/
u32 rx_coalesce_usecs_irq;
u32 rx_max_coalesced_frames_irq;
/* How many usecs to delay a TX interrupt after
* a packet is sent. If 0, only tx_max_coalesced_frames
* is used.
*/
u32 tx_coalesce_usecs;
/* How many packets to delay a TX interrupt after
* a packet is sent. If 0, only tx_coalesce_usecs is
* used. It is illegal to set both usecs and max frames
* to zero as this would cause TX interrupts to never be
* generated.
*/
u32 tx_max_coalesced_frames;
/* Same as above two parameters, except that these values
* apply while an IRQ is being serviced by the host. Not
* all cards support this feature and the values are ignored
* in that case.
*/
u32 tx_coalesce_usecs_irq;
u32 tx_max_coalesced_frames_irq;
/* How many usecs to delay in-memory statistics
* block updates. Some drivers do not have an in-memory
* statistic block, and in such cases this value is ignored.
* This value must not be zero.
*/
u32 stats_block_coalesce_usecs;
/* Adaptive RX/TX coalescing is an algorithm implemented by
* some drivers to improve latency under low packet rates and
* improve throughput under high packet rates. Some drivers
* only implement one of RX or TX adaptive coalescing. Anything
* not implemented by the driver causes these values to be
* silently ignored.
*/
u32 use_adaptive_rx_coalesce;
u32 use_adaptive_tx_coalesce;
/* When the packet rate (measured in packets per second)
* is below pkt_rate_low, the {rx,tx}_*_low parameters are
* used.
*/
u32 pkt_rate_low;
u32 rx_coalesce_usecs_low;
u32 rx_max_coalesced_frames_low;
u32 tx_coalesce_usecs_low;
u32 tx_max_coalesced_frames_low;
/* When the packet rate is below pkt_rate_high but above
* pkt_rate_low (both measured in packets per second) the
* normal {rx,tx}_* coalescing parameters are used.
*/
/* When the packet rate is (measured in packets per second)
* is above pkt_rate_high, the {rx,tx}_*_high parameters are
* used.
*/
u32 pkt_rate_high;
u32 rx_coalesce_usecs_high;
u32 rx_max_coalesced_frames_high;
u32 tx_coalesce_usecs_high;
u32 tx_max_coalesced_frames_high;
/* How often to do adaptive coalescing packet rate sampling,
* measured in seconds. Must not be zero.
*/
u32 rate_sample_interval;
};
#endif
#ifndef ETHTOOL_SCOALESCE
#define ETHTOOL_SCOALESCE 0x0000000f /* Set coalesce config. */
#endif
#ifndef ETHTOOL_GRINGPARAM
#define ETHTOOL_GRINGPARAM 0x00000010 /* Get ring parameters */
/* for configuring RX/TX ring parameters */
#define ethtool_ringparam _kc_ethtool_ringparam
struct _kc_ethtool_ringparam {
u32 cmd; /* ETHTOOL_{G,S}RINGPARAM */
/* Read only attributes. These indicate the maximum number
* of pending RX/TX ring entries the driver will allow the
* user to set.
*/
u32 rx_max_pending;
u32 rx_mini_max_pending;
u32 rx_jumbo_max_pending;
u32 tx_max_pending;
/* Values changeable by the user. The valid values are
* in the range 1 to the "*_max_pending" counterpart above.
*/
u32 rx_pending;
u32 rx_mini_pending;
u32 rx_jumbo_pending;
u32 tx_pending;
};
#endif
#ifndef ETHTOOL_SRINGPARAM
#define ETHTOOL_SRINGPARAM 0x00000011 /* Set ring parameters, priv. */
#endif
#ifndef ETHTOOL_GPAUSEPARAM
#define ETHTOOL_GPAUSEPARAM 0x00000012 /* Get pause parameters */
/* for configuring link flow control parameters */
#define ethtool_pauseparam _kc_ethtool_pauseparam
struct _kc_ethtool_pauseparam {
u32 cmd; /* ETHTOOL_{G,S}PAUSEPARAM */
/* If the link is being auto-negotiated (via ethtool_cmd.autoneg
* being true) the user may set 'autonet' here non-zero to have the
* pause parameters be auto-negotiated too. In such a case, the
* {rx,tx}_pause values below determine what capabilities are
* advertised.
*
* If 'autoneg' is zero or the link is not being auto-negotiated,
* then {rx,tx}_pause force the driver to use/not-use pause
* flow control.
*/
u32 autoneg;
u32 rx_pause;
u32 tx_pause;
};
#endif
#ifndef ETHTOOL_SPAUSEPARAM
#define ETHTOOL_SPAUSEPARAM 0x00000013 /* Set pause parameters. */
#endif
#ifndef ETHTOOL_GRXCSUM
#define ETHTOOL_GRXCSUM 0x00000014 /* Get RX hw csum enable (ethtool_value) */
#endif
#ifndef ETHTOOL_SRXCSUM
#define ETHTOOL_SRXCSUM 0x00000015 /* Set RX hw csum enable (ethtool_value) */
#endif
#ifndef ETHTOOL_GTXCSUM
#define ETHTOOL_GTXCSUM 0x00000016 /* Get TX hw csum enable (ethtool_value) */
#endif
#ifndef ETHTOOL_STXCSUM
#define ETHTOOL_STXCSUM 0x00000017 /* Set TX hw csum enable (ethtool_value) */
#endif
#ifndef ETHTOOL_GSG
#define ETHTOOL_GSG 0x00000018 /* Get scatter-gather enable
* (ethtool_value) */
#endif
#ifndef ETHTOOL_SSG
#define ETHTOOL_SSG 0x00000019 /* Set scatter-gather enable
* (ethtool_value). */
#endif
#ifndef ETHTOOL_TEST
#define ETHTOOL_TEST 0x0000001a /* execute NIC self-test, priv. */
#endif
#ifndef ETHTOOL_GSTRINGS
#define ETHTOOL_GSTRINGS 0x0000001b /* get specified string set */
#endif
#ifndef ETHTOOL_PHYS_ID
#define ETHTOOL_PHYS_ID 0x0000001c /* identify the NIC */
#endif
#ifndef ETHTOOL_GSTATS
#define ETHTOOL_GSTATS 0x0000001d /* get NIC-specific statistics */
#endif
#ifndef ETHTOOL_GTSO
#define ETHTOOL_GTSO 0x0000001e /* Get TSO enable (ethtool_value) */
#endif
#ifndef ETHTOOL_STSO
#define ETHTOOL_STSO 0x0000001f /* Set TSO enable (ethtool_value) */
#endif
/*****************************************************************************/
/* 2.4.3 => 2.4.0 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,4,3) )
/**************************************/
/* PCI DRIVER API */
#ifndef pci_set_dma_mask
#define pci_set_dma_mask _kc_pci_set_dma_mask
extern int _kc_pci_set_dma_mask(struct pci_dev *dev, dma_addr_t mask);
#endif
#ifndef pci_request_regions
#define pci_request_regions _kc_pci_request_regions
extern int _kc_pci_request_regions(struct pci_dev *pdev, char *res_name);
#endif
#ifndef pci_release_regions
#define pci_release_regions _kc_pci_release_regions
extern void _kc_pci_release_regions(struct pci_dev *pdev);
#endif
/**************************************/
/* NETWORK DRIVER API */
#ifndef alloc_etherdev
#define alloc_etherdev _kc_alloc_etherdev
extern struct net_device * _kc_alloc_etherdev(int sizeof_priv);
#endif
#ifndef is_valid_ether_addr
#define is_valid_ether_addr _kc_is_valid_ether_addr
extern int _kc_is_valid_ether_addr(u8 *addr);
#endif
/**************************************/
/* MISCELLANEOUS */
#ifndef INIT_TQUEUE
#define INIT_TQUEUE(_tq, _routine, _data) \
do { \
INIT_LIST_HEAD(&(_tq)->list); \
(_tq)->sync = 0; \
(_tq)->routine = _routine; \
(_tq)->data = _data; \
} while(0)
#endif
#endif /* 2.4.3 => 2.4.0 */
/*****************************************************************************/
/* 2.4.6 => 2.4.3 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,4,6) )
#ifndef pci_set_power_state
#define pci_set_power_state _kc_pci_set_power_state
extern int _kc_pci_set_power_state(struct pci_dev *dev, int state);
#endif
#ifndef pci_save_state
#define pci_save_state _kc_pci_save_state
extern int _kc_pci_save_state(struct pci_dev *dev, u32 *buffer);
#endif
#ifndef pci_restore_state
#define pci_restore_state _kc_pci_restore_state
extern int _kc_pci_restore_state(struct pci_dev *pdev, u32 *buffer);
#endif
#ifndef pci_enable_wake
#define pci_enable_wake _kc_pci_enable_wake
extern int _kc_pci_enable_wake(struct pci_dev *pdev, u32 state, int enable);
#endif
/* PCI PM entry point syntax changed, so don't support suspend/resume */
#undef CONFIG_PM
#endif /* 2.4.6 => 2.4.3 */
/*****************************************************************************/
/* 2.4.10 => 2.4.6 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,4,10) )
/**************************************/
/* MODULE API */
#ifndef MODULE_LICENSE
#define MODULE_LICENSE(X)
#endif
/**************************************/
/* OTHER */
#undef min
#define min(x,y) ({ \
const typeof(x) _x = (x); \
const typeof(y) _y = (y); \
(void) (&_x == &_y); \
_x < _y ? _x : _y; })
#undef max
#define max(x,y) ({ \
const typeof(x) _x = (x); \
const typeof(y) _y = (y); \
(void) (&_x == &_y); \
_x > _y ? _x : _y; })
#endif /* 2.4.10 -> 2.4.6 */
/*****************************************************************************/
/* 2.4.13 => 2.4.10 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,4,13) )
/**************************************/
/* PCI DMA MAPPING */
#ifndef virt_to_page
#define virt_to_page(v) (mem_map + (virt_to_phys(v) >> PAGE_SHIFT))
#endif
#ifndef pci_map_page
#define pci_map_page _kc_pci_map_page
extern u64 _kc_pci_map_page(struct pci_dev *dev, struct page *page, unsigned long offset, size_t size, int direction);
#endif
#ifndef pci_unmap_page
#define pci_unmap_page _kc_pci_unmap_page
extern void _kc_pci_unmap_page(struct pci_dev *dev, u64 dma_addr, size_t size, int direction);
#endif
/* pci_set_dma_mask takes dma_addr_t, which is only 32-bits prior to 2.4.13 */
#undef PCI_DMA_32BIT
#define PCI_DMA_32BIT 0xffffffff
#undef PCI_DMA_64BIT
#define PCI_DMA_64BIT 0xffffffff
#endif /* 2.4.13 => 2.4.10 */
/*****************************************************************************/
/* 2.4.17 => 2.4.12 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,4,17) )
#ifndef __devexit_p
#define __devexit_p(x) &(x)
#endif
#endif /* 2.4.17 => 2.4.13 */
/*****************************************************************************/
/* 2.4.22 => 2.4.17 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,4,22) )
#define pci_name(x) ((x)->slot_name)
#endif
/*****************************************************************************/
/* < 2.4.23 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,4,23) )
#ifdef CONFIG_E1000_NAPI
#ifndef netif_poll_disable
#define netif_poll_disable(x) _kc_netif_poll_disable(x)
static inline void _kc_netif_poll_disable(struct net_device *dev)
{
while (test_and_set_bit(__LINK_STATE_RX_SCHED, &dev->state)) {
/* No hurry. */
current->state = TASK_INTERRUPTIBLE;
schedule_timeout(1);
}
}
#endif
#ifndef netif_poll_enable
#define netif_poll_enable(x) _kc_netif_poll_enable(x)
static inline void _kc_netif_poll_enable(struct net_device *dev)
{
clear_bit(__LINK_STATE_RX_SCHED, &dev->state);
}
#endif
#endif
#endif
/*****************************************************************************/
/* 2.5.28 => 2.4.22 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,5,28) )
static inline void _kc_synchronize_irq() { synchronize_irq(); }
#undef synchronize_irq
#define synchronize_irq(X) _kc_synchronize_irq()
#include <linux/tqueue.h>
#define work_struct tq_struct
#define INIT_WORK INIT_TQUEUE
#define schedule_work schedule_task
#endif /* 2.5.28 => 2.4.17 */
/*****************************************************************************/
/* 2.6.5 => 2.5.28 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,6,5) )
#define pci_dma_sync_single_for_cpu pci_dma_sync_single
#define pci_dma_sync_single_for_device pci_dma_sync_single_for_cpu
#endif /* 2.6.5 => 2.5.28 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,4,25) || \
LINUX_VERSION_CODE < KERNEL_VERSION(2,6,4) )
#define ETHTOOL_OPS_COMPAT
#endif
#ifndef HAVE_NETIF_MSG
#define HAVE_NETIF_MSG 1
enum {
NETIF_MSG_DRV = 0x0001,
NETIF_MSG_PROBE = 0x0002,
NETIF_MSG_LINK = 0x0004,
NETIF_MSG_TIMER = 0x0008,
NETIF_MSG_IFDOWN = 0x0010,
NETIF_MSG_IFUP = 0x0020,
NETIF_MSG_RX_ERR = 0x0040,
NETIF_MSG_TX_ERR = 0x0080,
NETIF_MSG_TX_QUEUED = 0x0100,
NETIF_MSG_INTR = 0x0200,
NETIF_MSG_TX_DONE = 0x0400,
NETIF_MSG_RX_STATUS = 0x0800,
NETIF_MSG_PKTDATA = 0x1000,
NETIF_MSG_HW = 0x2000,
NETIF_MSG_WOL = 0x4000,
};
#endif /* ! HAVE_NETIF_MSG */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,6,7) )
#undef if_mii
#define if_mii _kc_if_mii
static inline struct mii_ioctl_data *_kc_if_mii(struct ifreq *rq)
{
return (struct mii_ioctl_data *) &rq->ifr_ifru;
}
#endif /* < 2.6.7 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8) )
#define msleep(x) do { if(in_interrupt()) { \
/* Don't mdelay in interrupt context! */ \
BUG(); \
} else { \
set_current_state(TASK_UNINTERRUPTIBLE); \
schedule_timeout((x * HZ)/1000 + 2); \
} } while(0)
#endif
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9) )
#define msleep_interruptible(x) do {set_current_state(TASK_INTERRUPTIBLE); \
schedule_timeout((x * HZ)/1000); \
} while(0)
#endif
#if ( LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,6) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,10) )
#ifdef pci_save_state
#undef pci_save_state
#endif
#define pci_save_state(X) { \
int i; \
if (adapter->pci_state) { \
for (i = 0; i < 16; i++) { \
pci_read_config_dword((X), \
i * 4, \
&adapter->pci_state[i]); \
} \
} \
}
#ifdef pci_restore_state
#undef pci_restore_state
#endif
#define pci_restore_state(X) { \
int i; \
if (adapter->pci_state) { \
for (i = 0; i < 16; i++) { \
pci_write_config_dword((X), \
i * 4, \
adapter->pci_state[i]); \
} \
} else { \
for (i = 0; i < 6; i++) { \
pci_write_config_dword((X), \
PCI_BASE_ADDRESS_0 + (i * 4), \
(X)->resource[i].start); \
} \
pci_write_config_byte((X), PCI_INTERRUPT_LINE, (X)->irq); \
} \
}
#endif /* 2.4.6 <= x < 2.6.10 */
#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,6,10) )
#ifdef module_param_array_named
#undef module_param_array_named
#define module_param_array_named(name, array, type, nump, perm) \
static struct kparam_array __param_arr_##name \
= { ARRAY_SIZE(array), nump, param_set_##type, param_get_##type, \
sizeof(array[0]), array }; \
module_param_call(name, param_array_set, param_array_get, \
&__param_arr_##name, perm)
#endif /* module_param_array_named */
#endif /* < 2.6.10 */
#ifndef NET_IP_ALIGN
#define NET_IP_ALIGN 2
#endif
#ifndef NETDEV_TX_OK
#define NETDEV_TX_OK 0 /* driver took care of the packet */
#endif
#ifndef NETDEV_TX_BUSY
#define NETDEV_TX_BUSY 1 /* driver tx path was busy */
#endif
#ifndef NETDEV_TX_LOCKED
#define NETDEV_TX_LOCKED -1 /* driver tx lock was already taken */
#endif
#endif /* _KCOMPAT_H_ */
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