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Diffstat (limited to 'drivers/staging/comedi/comedi_rt.h')
-rw-r--r--drivers/staging/comedi/comedi_rt.h149
1 files changed, 0 insertions, 149 deletions
diff --git a/drivers/staging/comedi/comedi_rt.h b/drivers/staging/comedi/comedi_rt.h
deleted file mode 100644
index 169ca963312a..000000000000
--- a/drivers/staging/comedi/comedi_rt.h
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- module/comedi_rt.h
- header file for real-time structures, variables, and constants
-
- COMEDI - Linux Control and Measurement Device Interface
- Copyright (C) 1997-2000 David A. Schleef <ds@schleef.org>
-
- 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., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-*/
-
-#ifndef _COMEDI_RT_H
-#define _COMEDI_RT_H
-
-#ifndef _COMEDIDEV_H
-#error comedi_rt.h should only be included by comedidev.h
-#endif
-
-#include <linux/kdev_t.h>
-#include <linux/slab.h>
-#include <linux/errno.h>
-#include <linux/spinlock.h>
-#include <linux/delay.h>
-
-#ifdef CONFIG_COMEDI_RT
-
-#ifdef CONFIG_COMEDI_RTAI
-#include <rtai.h>
-#include <rtai_sched.h>
-#include <rtai_version.h>
-#endif
-#ifdef CONFIG_COMEDI_RTL
-#include <rtl_core.h>
-#include <rtl_time.h>
-/* #ifdef RTLINUX_VERSION_CODE */
-#include <rtl_sync.h>
-/* #endif */
-#define rt_printk rtl_printf
-#endif
-#ifdef CONFIG_COMEDI_FUSION
-#define rt_printk(format, args...) printk(format , ## args)
-#endif /* CONFIG_COMEDI_FUSION */
-#ifdef CONFIG_PRIORITY_IRQ
-#define rt_printk printk
-#endif
-
-int comedi_request_irq(unsigned int irq, irqreturn_t(*handler) (int,
- void *PT_REGS_ARG), unsigned long flags, const char *device,
- struct comedi_device *dev_id);
-void comedi_free_irq(unsigned int irq, struct comedi_device *dev_id);
-void comedi_rt_init(void);
-void comedi_rt_cleanup(void);
-int comedi_switch_to_rt(struct comedi_device *dev);
-void comedi_switch_to_non_rt(struct comedi_device *dev);
-void comedi_rt_pend_wakeup(wait_queue_head_t *q);
-extern int rt_pend_call(void (*func) (int arg1, void *arg2), int arg1,
- void *arg2);
-
-#else
-
-#define comedi_request_irq(a, b, c, d, e) request_irq(a, b, c, d, e)
-#define comedi_free_irq(a, b) free_irq(a, b)
-#define comedi_rt_init() do {} while (0)
-#define comedi_rt_cleanup() do {} while (0)
-#define comedi_switch_to_rt(a) (-1)
-#define comedi_switch_to_non_rt(a) do {} while (0)
-#define comedi_rt_pend_wakeup(a) do {} while (0)
-
-#define rt_printk(format, args...) printk(format, ##args)
-
-#endif
-
-/* Define a spin_lock_irqsave function that will work with rt or without.
- * Use inline functions instead of just macros to enforce some type checking.
- */
-#define comedi_spin_lock_irqsave(lock_ptr, flags) \
- (flags = __comedi_spin_lock_irqsave(lock_ptr))
-
-static inline unsigned long __comedi_spin_lock_irqsave(spinlock_t *lock_ptr)
-{
- unsigned long flags;
-
-#if defined(CONFIG_COMEDI_RTAI)
- flags = rt_spin_lock_irqsave(lock_ptr);
-
-#elif defined(CONFIG_COMEDI_RTL)
- rtl_spin_lock_irqsave(lock_ptr, flags);
-
-#elif defined(CONFIG_COMEDI_RTL_V1)
- rtl_spin_lock_irqsave(lock_ptr, flags);
-
-#elif defined(CONFIG_COMEDI_FUSION)
- rthal_spin_lock_irqsave(lock_ptr, flags);
-#else
- spin_lock_irqsave(lock_ptr, flags);
-
-#endif
-
- return flags;
-}
-
-static inline void comedi_spin_unlock_irqrestore(spinlock_t *lock_ptr,
- unsigned long flags)
-{
-
-#if defined(CONFIG_COMEDI_RTAI)
- rt_spin_unlock_irqrestore(flags, lock_ptr);
-
-#elif defined(CONFIG_COMEDI_RTL)
- rtl_spin_unlock_irqrestore(lock_ptr, flags);
-
-#elif defined(CONFIG_COMEDI_RTL_V1)
- rtl_spin_unlock_irqrestore(lock_ptr, flags);
-#elif defined(CONFIG_COMEDI_FUSION)
- rthal_spin_unlock_irqrestore(lock_ptr, flags);
-#else
- spin_unlock_irqrestore(lock_ptr, flags);
-
-#endif
-
-}
-
-/* define a RT safe udelay */
-static inline void comedi_udelay(unsigned int usec)
-{
-#if defined(CONFIG_COMEDI_RTAI)
- static const int nanosec_per_usec = 1000;
- rt_busy_sleep(usec * nanosec_per_usec);
-#elif defined(CONFIG_COMEDI_RTL)
- static const int nanosec_per_usec = 1000;
- rtl_delay(usec * nanosec_per_usec);
-#else
- udelay(usec);
-#endif
-}
-
-#endif