403 lines
9.7 KiB
C
403 lines
9.7 KiB
C
/* $Id: kcompat.h,v 5.44 2009/03/22 08:45:47 lirc Exp $ */
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#ifndef _KCOMPAT_H
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#define _KCOMPAT_H
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#include <linux/version.h>
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#ifndef __func__
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#define __func__ __FUNCTION__
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 16)
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#define LIRC_THIS_MODULE(x) x,
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#else /* >= 2.6.16 */
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#define LIRC_THIS_MODULE(x)
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#endif
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
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#include <linux/device.h>
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 18)
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#define LIRC_HAVE_DEVFS
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#define LIRC_HAVE_DEVFS_26
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#endif
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#define LIRC_HAVE_SYSFS
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 13)
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typedef struct class_simple lirc_class_t;
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static inline lirc_class_t *class_create(struct module *owner, char *name)
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{
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return class_simple_create(owner, name);
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}
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static inline void class_destroy(lirc_class_t *cls)
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{
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class_simple_destroy(cls);
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}
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#define lirc_device_create(cs, parent, dev, drvdata, fmt, args...) \
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class_simple_device_add(cs, dev, parent, fmt, ## args)
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static inline void lirc_device_destroy(lirc_class_t *cls, dev_t devt)
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{
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class_simple_device_remove(devt);
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}
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#else /* >= 2.6.13 */
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 15)
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#define lirc_device_create(cs, parent, dev, drvdata, fmt, args...) \
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class_device_create(cs, dev, parent, fmt, ## args)
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#else /* >= 2.6.15 */
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
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#define lirc_device_create(cs, parent, dev, drvdata, fmt, args...) \
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class_device_create(cs, NULL, dev, parent, fmt, ## args)
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#else /* >= 2.6.26 */
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 27)
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#define lirc_device_create(cs, parent, dev, drvdata, fmt, args...) \
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device_create(cs, parent, dev, fmt, ## args)
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#else /* >= 2.6.27 */
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#define lirc_device_create device_create
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#endif /* >= 2.6.27 */
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#endif /* >= 2.6.26 */
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#define LIRC_DEVFS_PREFIX
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#endif /* >= 2.6.15 */
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typedef struct class lirc_class_t;
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
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#define lirc_device_destroy class_device_destroy
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#else
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#define lirc_device_destroy device_destroy
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#endif
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#endif /* >= 2.6.13 */
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#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 4, 0)
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#define LIRC_HAVE_DEVFS
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#define LIRC_HAVE_DEVFS_24
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#endif
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#ifndef LIRC_DEVFS_PREFIX
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#define LIRC_DEVFS_PREFIX "usb/"
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 3, 0)
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#include <linux/timer.h>
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#include <linux/interrupt.h>
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static inline void del_timer_sync(struct timer_list *timerlist)
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{
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start_bh_atomic();
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del_timer(timerlist);
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end_bh_atomic();
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}
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)
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#ifdef daemonize
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#undef daemonize
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#endif
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#define daemonize(name) do { \
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\
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lock_kernel(); \
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\
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exit_mm(current); \
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exit_files(current); \
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exit_fs(current); \
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current->session = 1; \
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current->pgrp = 1; \
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current->euid = 0; \
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current->tty = NULL; \
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sigfillset(¤t->blocked); \
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\
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strcpy(current->comm, name); \
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\
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unlock_kernel(); \
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\
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} while (0)
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/* Not sure when this was introduced, sometime during 2.5.X */
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#define MODULE_PARM_int(x) MODULE_PARM(x, "i")
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#define MODULE_PARM_bool(x) MODULE_PARM(x, "i")
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#define MODULE_PARM_long(x) MODULE_PARM(x, "l")
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#define module_param(x, y, z) MODULE_PARM_##y(x)
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#else
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#include <linux/moduleparam.h>
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#endif /* Linux < 2.6.0 */
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/* DevFS header */
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#if defined(LIRC_HAVE_DEVFS)
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#include <linux/devfs_fs_kernel.h>
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#endif
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#ifdef LIRC_HAVE_DEVFS_24
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#ifdef register_chrdev
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#undef register_chrdev
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#endif
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#define register_chrdev devfs_register_chrdev
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#ifdef unregister_chrdev
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#undef unregister_chrdev
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#endif
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#define unregister_chrdev devfs_unregister_chrdev
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#endif /* DEVFS 2.4 */
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#ifndef LIRC_HAVE_SYSFS
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#define class_destroy(x) do { } while (0)
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#define class_create(x, y) NULL
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#define lirc_device_destroy(x, y) do { } while (0)
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#define lirc_device_create(x, y, z, xx, yy, zz) 0
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#define IS_ERR(x) 0
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typedef struct class_simple
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{
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int notused;
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} lirc_class_t;
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#endif /* No SYSFS */
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 0)
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#define KERNEL_2_5
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/*
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* We still are using MOD_INC_USE_COUNT/MOD_DEC_USE_COUNT in the set_use_inc
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* function of all modules for 2.4 kernel compatibility.
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*
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* For 2.6 kernels reference counting is done in lirc_dev by
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* try_module_get()/module_put() because the old approach is racy.
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*
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*/
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#ifdef MOD_INC_USE_COUNT
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#undef MOD_INC_USE_COUNT
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#endif
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#define MOD_INC_USE_COUNT
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#ifdef MOD_DEC_USE_COUNT
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#undef MOD_DEC_USE_COUNT
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#endif
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#define MOD_DEC_USE_COUNT
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#ifdef EXPORT_NO_SYMBOLS
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#undef EXPORT_NO_SYMBOLS
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#endif
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#define EXPORT_NO_SYMBOLS
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#else /* Kernel < 2.5.0 */
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static inline int try_module_get(struct module *module)
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{
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return 1;
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}
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static inline void module_put(struct module *module)
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{
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}
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#endif /* Kernel >= 2.5.0 */
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#ifndef MODULE_LICENSE
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#define MODULE_LICENSE(x)
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#endif
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#ifndef MODULE_PARM_DESC
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#define MODULE_PARM_DESC(x, y)
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#endif
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#ifndef MODULE_ALIAS_CHARDEV_MAJOR
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#define MODULE_ALIAS_CHARDEV_MAJOR(x)
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#endif
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#ifndef MODULE_DEVICE_TABLE
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#define MODULE_DEVICE_TABLE(x, y)
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#endif
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#include <linux/interrupt.h>
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#ifndef IRQ_RETVAL
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typedef void irqreturn_t;
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#define IRQ_NONE
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#define IRQ_HANDLED
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#define IRQ_RETVAL(x)
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#endif
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#ifndef MOD_IN_USE
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#ifdef CONFIG_MODULE_UNLOAD
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#define MOD_IN_USE module_refcount(THIS_MODULE)
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#else
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#error "LIRC modules currently require"
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#error " 'Loadable module support ---> Module unloading'"
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#error "to be enabled in the kernel"
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#endif
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 18)
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#if !defined(local_irq_save)
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#define local_irq_save(flags) do { save_flags(flags); cli(); } while (0)
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#endif
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#if !defined(local_irq_restore)
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#define local_irq_restore(flags) do { restore_flags(flags); } while (0)
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#endif
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#endif
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#if KERNEL_VERSION(2, 4, 0) <= LINUX_VERSION_CODE
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 22)
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#include <linux/pci.h>
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static inline char *pci_name(struct pci_dev *pdev)
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{
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return pdev->slot_name;
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}
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#endif /* kernel < 2.4.22 */
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#endif /* kernel >= 2.4.0 */
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/*************************** I2C specific *****************************/
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#include <linux/i2c.h>
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#ifndef I2C_CLIENT_END
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#error "********************************************************"
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#error " Sorry, this driver needs the new I2C stack. "
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#error " You can get it at http://www2.lm-sensors.nu/~lm78/. "
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#error "********************************************************"
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)
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#undef i2c_get_clientdata
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#define i2c_get_clientdata(client) ((client)->data)
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#undef i2c_set_clientdata
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#define i2c_set_clientdata(client_ptr, new_data) do { \
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(client_ptr)->data = new_data; \
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} while (0)
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#endif
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/* removed in 2.6.14 */
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#ifndef I2C_ALGO_BIT
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# define I2C_ALGO_BIT 0
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#endif
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/* removed in 2.6.16 */
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#ifndef I2C_DRIVERID_EXP3
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# define I2C_DRIVERID_EXP3 0xf003
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#endif
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/*************************** USB specific *****************************/
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 4, 0)
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#include <linux/usb.h>
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 8)
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static inline int usb_kill_urb(struct urb *urb)
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{
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return usb_unlink_urb(urb);
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}
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#endif
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/* removed in 2.6.14 */
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#ifndef URB_ASYNC_UNLINK
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#define URB_ASYNC_UNLINK 0
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#endif
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#endif
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/*************************** bttv specific ****************************/
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 15) /* BTTV_* -> BTTV_BOARD_* */
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#define BTTV_BOARD_UNKNOWN BTTV_UNKNOWN
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#define BTTV_BOARD_PXELVWPLTVPAK BTTV_PXELVWPLTVPAK
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#define BTTV_BOARD_PXELVWPLTVPRO BTTV_PXELVWPLTVPRO
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#define BTTV_BOARD_PV_BT878P_9B BTTV_PV_BT878P_9B
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#define BTTV_BOARD_PV_BT878P_PLUS BTTV_PV_BT878P_PLUS
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#define BTTV_BOARD_AVERMEDIA BTTV_AVERMEDIA
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#define BTTV_BOARD_AVPHONE98 BTTV_AVPHONE98
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#define BTTV_BOARD_AVERMEDIA98 BTTV_AVERMEDIA98
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#define BTTV_BOARD_CHRONOS_VS2 BTTV_CHRONOS_VS2
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#define BTTV_BOARD_MIRO BTTV_MIRO
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#define BTTV_BOARD_DYNALINK BTTV_DYNALINK
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#define BTTV_BOARD_WINVIEW_601 BTTV_WINVIEW_601
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#ifdef BTTV_KWORLD
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#define BTTV_BOARD_KWORLD BTTV_KWORLD
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#endif
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#define BTTV_BOARD_MAGICTVIEW061 BTTV_MAGICTVIEW061
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#define BTTV_BOARD_MAGICTVIEW063 BTTV_MAGICTVIEW063
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#define BTTV_BOARD_PHOEBE_TVMAS BTTV_PHOEBE_TVMAS
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#ifdef BTTV_BESTBUY_EASYTV2
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#define BTTV_BOARD_BESTBUY_EASYTV BTTV_BESTBUY_EASYTV
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#define BTTV_BOARD_BESTBUY_EASYTV2 BTTV_BESTBUY_EASYTV2
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#endif
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#define BTTV_BOARD_FLYVIDEO BTTV_FLYVIDEO
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#define BTTV_BOARD_FLYVIDEO_98 BTTV_FLYVIDEO_98
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#define BTTV_BOARD_TYPHOON_TVIEW BTTV_TYPHOON_TVIEW
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#ifdef BTTV_FLYVIDEO_98FM
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#define BTTV_BOARD_FLYVIDEO_98FM BTTV_FLYVIDEO_98FM
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#endif
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#define BTTV_BOARD_WINFAST2000 BTTV_WINFAST2000
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#ifdef BTTV_GVBCTV5PCI
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#define BTTV_BOARD_GVBCTV5PCI BTTV_GVBCTV5PCI
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#endif
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#endif /* end BTTV_* -> BTTV_BOARD_* */
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/******************************* pm.h *********************************/
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 11)
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typedef u32 pm_message_t;
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#endif /* kernel < 2.6.11 */
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#endif /* kernel >= 2.6.0 */
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/*************************** interrupt.h ******************************/
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/* added in 2.6.18, old defines removed in 2.6.24 */
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#ifndef IRQF_DISABLED
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#define IRQF_DISABLED SA_INTERRUPT
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#endif
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#ifndef IRQF_SHARED
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#define IRQF_SHARED SA_SHIRQ
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#endif
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/*************************** spinlock.h *******************************/
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/* added in 2.6.11 */
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 11)
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#define DEFINE_SPINLOCK(x) spinlock_t x = SPIN_LOCK_UNLOCKED
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#endif
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/***************************** slab.h *********************************/
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/* added in 2.6.14 */
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 14)
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static inline void *kzalloc(size_t size, gfp_t flags)
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{
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void *ret = kmalloc(size, flags);
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if (ret)
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memset(ret, 0, size);
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return ret;
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}
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#endif
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/****************************** fs.h **********************************/
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)
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static inline unsigned iminor(struct inode *inode)
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{
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return MINOR(inode->i_rdev);
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}
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#endif
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#endif /* _KCOMPAT_H */
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