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