- 根目录:
- drivers
- net
- wireless
- bcmdhd
- include
- linuxver.h
/*
* Linux-specific abstractions to gain some independence from linux kernel versions.
* Pave over some 2.2 versus 2.4 versus 2.6 kernel differences.
*
* Copyright (C) 1999-2012, Broadcom Corporation
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
*
* $Id: linuxver.h 309909 2012-01-21 00:15:02Z $
*/
#ifndef _linuxver_h_
#define _linuxver_h_
#include <linux/version.h>
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
#include <linux/config.h>
#else
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 33))
#include <generated/autoconf.h>
#else
#include <linux/autoconf.h>
#endif
#endif
#include <linux/module.h>
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 0))
#ifdef __UNDEF_NO_VERSION__
#undef __NO_VERSION__
#else
#define __NO_VERSION__
#endif
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)
#define module_param(_name_, _type_, _perm_) MODULE_PARM(_name_, "i")
#define module_param_string(_name_, _string_, _size_, _perm_) \
MODULE_PARM(_string_, "c" __MODULE_STRING(_size_))
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 9))
#include <linux/malloc.h>
#else
#include <linux/slab.h>
#endif
#include <linux/types.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/string.h>
#include <linux/pci.h>
#include <linux/interrupt.h>
#include <linux/netdevice.h>
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
#include <linux/semaphore.h>
#else
#include <asm/semaphore.h>
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28))
#undef IP_TOS
#endif
#include <asm/io.h>
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 41))
#include <linux/workqueue.h>
#else
#include <linux/tqueue.h>
#ifndef work_struct
#define work_struct tq_struct
#endif
#ifndef INIT_WORK
#define INIT_WORK(_work, _func, _data) INIT_TQUEUE((_work), (_func), (_data))
#endif
#ifndef schedule_work
#define schedule_work(_work) schedule_task((_work))
#endif
#ifndef flush_scheduled_work
#define flush_scheduled_work() flush_scheduled_tasks()
#endif
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19)
#define MY_INIT_WORK(_work, _func) INIT_WORK(_work, _func)
#else
#define MY_INIT_WORK(_work, _func) INIT_WORK(_work, _func, _work)
typedef void (*work_func_t)(void *work);
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
#ifndef IRQ_NONE
typedef void irqreturn_t;
#define IRQ_NONE
#define IRQ_HANDLED
#define IRQ_RETVAL(x)
#endif
#else
typedef irqreturn_t(*FN_ISR) (int irq, void *dev_id, struct pt_regs *ptregs);
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 18)
#define IRQF_SHARED SA_SHIRQ
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 17)
#ifdef CONFIG_NET_RADIO
#define CONFIG_WIRELESS_EXT
#endif
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 67)
#define MOD_INC_USE_COUNT
#define MOD_DEC_USE_COUNT
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 32)
#include <linux/sched.h>
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
#include <net/lib80211.h>
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
#include <linux/ieee80211.h>
#else
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 14)
#include <net/ieee80211.h>
#endif
#endif
#ifndef __exit
#define __exit
#endif
#ifndef __devexit
#define __devexit
#endif
#ifndef __devinit
#define __devinit __init
#endif
#ifndef __devinitdata
#define __devinitdata
#endif
#ifndef __devexit_p
#define __devexit_p(x) x
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 0))
#define pci_get_drvdata(dev) (dev)->sysdata
#define pci_set_drvdata(dev, value) (dev)->sysdata = (value)
struct pci_device_id {
unsigned int vendor, device;
unsigned int subvendor, subdevice;
unsigned int class, class_mask;
unsigned long driver_data;
};
struct pci_driver {
struct list_head node;
char *name;
const struct pci_device_id *id_table;
int (*probe)(struct pci_dev *dev,
const struct pci_device_id *id);
void (*remove)(struct pci_dev *dev);
void (*suspend)(struct pci_dev *dev);
void (*resume)(struct pci_dev *dev);
};
#define MODULE_DEVICE_TABLE(type, name)
#define PCI_ANY_ID (~0)
#define pci_module_init pci_register_driver
extern int pci_register_driver(struct pci_driver *drv);
extern void pci_unregister_driver(struct pci_driver *drv);
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 18))
#define pci_module_init pci_register_driver
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 2, 18))
#ifdef MODULE
#define module_init(x) int init_module(void) { return x(); }
#define module_exit(x) void cleanup_module(void) { x(); }
#else
#define module_init(x) __initcall(x);
#define module_exit(x) __exitcall(x);
#endif
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)
#define WL_USE_NETDEV_OPS
#else
#undef WL_USE_NETDEV_OPS
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31)) && defined(CONFIG_RFKILL)
#define WL_CONFIG_RFKILL
#else
#undef WL_CONFIG_RFKILL
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 48))
#define list_for_each(pos, head) \
for (pos = (head)->next; pos != (head); pos = pos->next)
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 13))
#define pci_resource_start(dev, bar) ((dev)->base_address[(bar)])
#elif (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 44))
#define pci_resource_start(dev, bar) ((dev)->resource[(bar)].start)
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 23))
#define pci_enable_device(dev) do { } while (0)
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 14))
#define net_device device
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 42))
#ifndef PCI_DMA_TODEVICE
#define PCI_DMA_TODEVICE 1
#define PCI_DMA_FROMDEVICE 2
#endif
typedef u32 dma_addr_t;
static inline int get_order(unsigned long size)
{
int order;
size = (size-1) >> (PAGE_SHIFT-1);
order = -1;
do {
size >>= 1;
order++;
} while (size);
return order;
}
static inline void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
dma_addr_t *dma_handle)
{
void *ret;
int gfp = GFP_ATOMIC | GFP_DMA;
ret = (void *)__get_free_pages(gfp, get_order(size));
if (ret != NULL) {
memset(ret, 0, size);
*dma_handle = virt_to_bus(ret);
}
return ret;
}
static inline void pci_free_consistent(struct pci_dev *hwdev, size_t size,
void *vaddr, dma_addr_t dma_handle)
{
free_pages((unsigned long)vaddr, get_order(size));
}
#define pci_map_single(cookie, address, size, dir) virt_to_bus(address)
#define pci_unmap_single(cookie, address, size, dir)
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 43))
#define dev_kfree_skb_any(a) dev_kfree_skb(a)
#define netif_down(dev) do { (dev)->start = 0; } while (0)
#ifndef _COMPAT_NETDEVICE_H
#define dev_kfree_skb_irq(a) dev_kfree_skb(a)
#define netif_wake_queue(dev) \
do { clear_bit(0, &(dev)->tbusy); mark_bh(NET_BH); } while (0)
#define netif_stop_queue(dev) set_bit(0, &(dev)->tbusy)
static inline void netif_start_queue(struct net_device *dev)
{
dev->tbusy = 0;
dev->interrupt = 0;
dev->start = 1;
}
#define netif_queue_stopped(dev) (dev)->tbusy
#define netif_running(dev) (dev)->start
#endif
#define netif_device_attach(dev) netif_start_queue(dev)
#define netif_device_detach(dev) netif_stop_queue(dev)
#define tasklet_struct tq_struct
static inline void tasklet_schedule(struct tasklet_struct *tasklet)
{
queue_task(tasklet, &tq_immediate);
mark_bh(IMMEDIATE_BH);
}
static inline void tasklet_init(struct tasklet_struct *tasklet,
void (*func)(unsigned long),
unsigned long data)
{
tasklet->next = NULL;
tasklet->sync = 0;
tasklet->routine = (void (*)(void *))func;
tasklet->data = (void *)data;
}
#define tasklet_kill(tasklet) { do {} while (0); }
#define del_timer_sync(timer) del_timer(timer)
#else
#define netif_down(dev)
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 3))
#define PREPARE_TQUEUE(_tq, _routine, _data) \
do { \
(_tq)->routine = _routine; \
(_tq)->data = _data; \
} while (0)
#define INIT_TQUEUE(_tq, _routine, _data) \
do { \
INIT_LIST_HEAD(&(_tq)->list); \
(_tq)->sync = 0; \
PREPARE_TQUEUE((_tq), (_routine), (_data)); \
} while (0)
#endif
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 9)
#define PCI_SAVE_STATE(a, b) pci_save_state(a)
#define PCI_RESTORE_STATE(a, b) pci_restore_state(a)
#else
#define PCI_SAVE_STATE(a, b) pci_save_state(a, b)
#define PCI_RESTORE_STATE(a, b) pci_restore_state(a, b)
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 6))
static inline int
pci_save_state(struct pci_dev *dev, u32 *buffer)
{
int i;
if (buffer) {
for (i = 0; i < 16; i++)
pci_read_config_dword(dev, i * 4, &buffer[i]);
}
return 0;
}
static inline int
pci_restore_state(struct pci_dev *dev, u32 *buffer)
{
int i;
if (buffer) {
for (i = 0; i < 16; i++)
pci_write_config_dword(dev, i * 4, buffer[i]);
}
else {
for (i = 0; i < 6; i ++)
pci_write_config_dword(dev,
PCI_BASE_ADDRESS_0 + (i * 4),
pci_resource_start(dev, i));
pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
}
return 0;
}
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 19))
#define read_c0_count() read_32bit_cp0_register(CP0_COUNT)
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24))
#ifndef SET_MODULE_OWNER
#define SET_MODULE_OWNER(dev) do {} while (0)
#define OLD_MOD_INC_USE_COUNT MOD_INC_USE_COUNT
#define OLD_MOD_DEC_USE_COUNT MOD_DEC_USE_COUNT
#else
#define OLD_MOD_INC_USE_COUNT do {} while (0)
#define OLD_MOD_DEC_USE_COUNT do {} while (0)
#endif
#else
#ifndef SET_MODULE_OWNER
#define SET_MODULE_OWNER(dev) do {} while (0)
#endif
#ifndef MOD_INC_USE_COUNT
#define MOD_INC_USE_COUNT do {} while (0)
#endif
#ifndef MOD_DEC_USE_COUNT
#define MOD_DEC_USE_COUNT do {} while (0)
#endif
#define OLD_MOD_INC_USE_COUNT MOD_INC_USE_COUNT
#define OLD_MOD_DEC_USE_COUNT MOD_DEC_USE_COUNT
#endif
#ifndef SET_NETDEV_DEV
#define SET_NETDEV_DEV(net, pdev) do {} while (0)
#endif
#ifndef HAVE_FREE_NETDEV
#define free_netdev(dev) kfree(dev)
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
#define af_packet_priv data
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 11)
#define DRV_SUSPEND_STATE_TYPE pm_message_t
#else
#define DRV_SUSPEND_STATE_TYPE uint32
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19)
#define CHECKSUM_HW CHECKSUM_PARTIAL
#endif
typedef struct {
void *parent;
struct task_struct *p_task;
long thr_pid;
int prio;
struct semaphore sema;
int terminated;
struct completion completed;
} tsk_ctl_t;
#ifdef DHD_DEBUG
#define DBG_THR(x) printk x
#else
#define DBG_THR(x)
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0))
#define SMP_RD_BARRIER_DEPENDS(x) smp_read_barrier_depends(x)
#else
#define SMP_RD_BARRIER_DEPENDS(x) smp_rmb(x)
#endif
#define PROC_START(thread_func, owner, tsk_ctl, flags) \
{ \
sema_init(&((tsk_ctl)->sema), 0); \
init_completion(&((tsk_ctl)->completed)); \
(tsk_ctl)->parent = owner; \
(tsk_ctl)->terminated = FALSE; \
(tsk_ctl)->thr_pid = kernel_thread(thread_func, tsk_ctl, flags); \
if ((tsk_ctl)->thr_pid > 0) \
wait_for_completion(&((tsk_ctl)->completed)); \
DBG_THR(("%s thr:%lx started\n", __FUNCTION__, (tsk_ctl)->thr_pid)); \
}
#define PROC_STOP(tsk_ctl) \
{ \
(tsk_ctl)->terminated = TRUE; \
smp_wmb(); \
up(&((tsk_ctl)->sema)); \
wait_for_completion(&((tsk_ctl)->completed)); \
DBG_THR(("%s thr:%lx terminated OK\n", __FUNCTION__, (tsk_ctl)->thr_pid)); \
(tsk_ctl)->thr_pid = -1; \
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0))
#define DAEMONIZE(a) daemonize(a); \
allow_signal(SIGKILL); \
allow_signal(SIGTERM);
#else /* Linux 2.4 (w/o preemption patch) */
#define RAISE_RX_SOFTIRQ() \
cpu_raise_softirq(smp_processor_id(), NET_RX_SOFTIRQ)
#define DAEMONIZE(a) daemonize(); \
do { if (a) \
strncpy(current->comm, a, MIN(sizeof(current->comm), (strlen(a) + 1))); \
} while (0);
#endif /* LINUX_VERSION_CODE */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0))
#define BLOCKABLE() (!in_atomic())
#else
#define BLOCKABLE() (!in_interrupt())
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 31))
#define KILL_PROC(nr, sig) \
{ \
struct task_struct *tsk; \
struct pid *pid; \
pid = find_get_pid((pid_t)nr); \
tsk = pid_task(pid, PIDTYPE_PID); \
if (tsk) send_sig(sig, tsk, 1); \
}
#else
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) && (LINUX_VERSION_CODE <= \
KERNEL_VERSION(2, 6, 30))
#define KILL_PROC(pid, sig) \
{ \
struct task_struct *tsk; \
tsk = find_task_by_vpid(pid); \
if (tsk) send_sig(sig, tsk, 1); \
}
#else
#define KILL_PROC(pid, sig) \
{ \
kill_proc(pid, sig, 1); \
}
#endif
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0))
#include <linux/time.h>
#include <linux/wait.h>
#else
#include <linux/sched.h>
#define __wait_event_interruptible_timeout(wq, condition, ret) \
do { \
wait_queue_t __wait; \
init_waitqueue_entry(&__wait, current); \
\
add_wait_queue(&wq, &__wait); \
for (;;) { \
set_current_state(TASK_INTERRUPTIBLE); \
if (condition) \
break; \
if (!signal_pending(current)) { \
ret = schedule_timeout(ret); \
if (!ret) \
break; \
continue; \
} \
ret = -ERESTARTSYS; \
break; \
} \
current->state = TASK_RUNNING; \
remove_wait_queue(&wq, &__wait); \
} while (0)
#define wait_event_interruptible_timeout(wq, condition, timeout) \
({ \
long __ret = timeout; \
if (!(condition)) \
__wait_event_interruptible_timeout(wq, condition, __ret); \
__ret; \
})
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
#define WL_DEV_IF(dev) ((wl_if_t*)netdev_priv(dev))
#else
#define WL_DEV_IF(dev) ((wl_if_t*)(dev)->priv)
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
#define WL_ISR(i, d, p) wl_isr((i), (d))
#else
#define WL_ISR(i, d, p) wl_isr((i), (d), (p))
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0))
#define netdev_priv(dev) dev->priv
#endif
#endif