10 #endif /*CAN_WITH_RTL*/
12 /*#define __NO_VERSION__*/
13 /*#include <linux/module.h>*/
15 #include <linux/version.h>
16 #include <linux/wait.h>
17 #include <linux/list.h>
19 #include <linux/ioport.h>
20 #include <linux/delay.h>
21 #include <linux/sched.h>
22 #include <linux/interrupt.h>
23 #include <asm/errno.h>
26 #include <asm/atomic.h>
28 #include <asm/uaccess.h>
30 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0))
31 #include <linux/malloc.h>
33 #include <linux/slab.h>
37 /* Next is not sctrictly correct, because of 2.3.0, 2.3.1, 2.3.2
38 kernels need next definitions too */
39 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,2,19)) /* may need correction */
40 #define wait_queue_head_t struct wait_queue *
41 #define wait_queue_t struct wait_queue
42 #define init_waitqueue_head(queue_head) (*queue_head=NULL)
43 #define init_waitqueue_entry(qentry,qtask) \
44 (qentry->next=NULL,qentry->task=qtask)
45 #define DECLARE_WAIT_QUEUE_HEAD(name) \
46 struct wait_queue * name=NULL
47 #define DECLARE_WAITQUEUE(wait, current) \
48 struct wait_queue wait = { current, NULL }
49 #define init_MUTEX(sem) (*sem=MUTEX)
50 #define DECLARE_MUTEX(name) struct semaphore name=MUTEX
54 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,7)) || (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0))
57 (MINOR(file->f_dentry->d_inode->i_rdev))
59 #else /* Linux kernel < 2.5.7 or >= 2.6.0 */
62 (minor(file->f_dentry->d_inode->i_rdev))
64 #endif /* Linux kernel < 2.5.7 or >= 2.6.0 */
67 #if ((LINUX_VERSION_CODE < KERNEL_VERSION(2,5,68)) && !defined(IRQ_RETVAL))
68 typedef void can_irqreturn_t;
70 #define CAN_IRQ_HANDLED
71 #define CAN_IRQ_RETVAL(x)
73 typedef irqreturn_t can_irqreturn_t;
74 #define CAN_IRQ_NONE IRQ_NONE
75 #define CAN_IRQ_HANDLED IRQ_HANDLED
76 #define CAN_IRQ_RETVAL IRQ_RETVAL
78 #else /*CAN_WITH_RTL*/
79 typedef int can_irqreturn_t;
80 #define CAN_IRQ_NONE 0
81 #define CAN_IRQ_HANDLED 1
82 #define CAN_IRQ_RETVAL(x) ((x) != 0)
83 #endif /*CAN_WITH_RTL*/
85 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,33))
86 #define can_synchronize_irq(irqnum) synchronize_irq()
88 #define can_synchronize_irq synchronize_irq
91 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0))
92 #define del_timer_sync del_timer
95 #define CAN_ENABLE_KERN_FASYNC
98 /* Standard LINUX kernel */
100 #define can_spinlock_t spinlock_t
101 #define can_spin_irqflags_t unsigned long
102 #define can_spin_lock spin_lock
103 #define can_spin_unlock spin_unlock
104 #define can_spin_lock_irqsave spin_lock_irqsave
105 #define can_spin_unlock_irqrestore spin_unlock_irqrestore
106 #define can_spin_lock_init spin_lock_init
108 #if defined(CONFIG_PREEMPT) || (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0))
109 #define can_preempt_disable preempt_disable
110 #define can_preempt_enable preempt_enable
111 #else /*CONFIG_PREEMPT*/
112 #define can_preempt_disable() do { } while (0)
113 #define can_preempt_enable() do { } while (0)
114 #endif /*CONFIG_PREEMPT*/
116 #define can_enable_irq enable_irq
117 #define can_disable_irq disable_irq
119 #define can_printk printk
121 #else /*CAN_WITH_RTL*/
123 #define can_spinlock_t rtl_spinlock_t
124 #define can_spin_irqflags_t rtl_irqstate_t
125 #define can_spin_lock rtl_spin_lock
126 #define can_spin_unlock rtl_spin_unlock
127 #define can_spin_lock_irqsave rtl_spin_lock_irqsave
128 #define can_spin_unlock_irqrestore rtl_spin_unlock_irqrestore
129 #define can_spin_lock_init rtl_spin_lock_init
131 #define can_preempt_disable() do { } while (0)
132 #define can_preempt_enable() do { } while (0)
134 #define can_enable_irq rtl_hard_enable_irq
135 #define can_disable_irq rtl_hard_disable_irq
137 #define can_printk rtl_printf
140 * terrible hack to test rtl_file private_data concept, ugh !!!
141 * this would result in crash on architectures, where
142 * sizeof(int) < sizeof(void *)
144 #define can_set_rtl_file_private_data(fptr, p) do{ fptr->f_minor=(long)(p); } while(0)
145 #define can_get_rtl_file_private_data(fptr) ((void*)((fptr)->f_minor))
147 #endif /*CAN_WITH_RTL*/
149 #endif /*_CAN_SYSDEP_H*/