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Staging: comedi: add local copy of interrupt.h

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This is needed for some internal comedi driver macros that were
built up over the years to handle multiple kernel versions.  It will be
removed eventually.

From: David Schleef <ds@schleef.org>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
David Schleef 2008-11-14 14:20:56 -08:00 committed by Greg Kroah-Hartman
parent 84c9dc212a
commit 74b847f4d0
2 changed files with 68 additions and 1 deletions
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2
drivers/staging/comedi/comedidev.h
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@ -37,7 +37,7 @@
#include <linux/init.h>
#include <linux/vmalloc.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
#include "interrupt.h"
#include <linux/dma-mapping.h>
#include <linux/uaccess.h>
#include <linux/io.h>

67
drivers/staging/comedi/interrupt.h Normal file
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@ -0,0 +1,67 @@
/*
linux/interrupt.h compatibility header
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 __COMPAT_LINUX_INTERRUPT_H_
#define __COMPAT_LINUX_INTERRUPT_H_
#include <linux/interrupt.h>
#include <linux/version.h>
#ifndef IRQ_NONE
typedef void irqreturn_t;
#define IRQ_NONE
#define IRQ_HANDLED
#define IRQ_RETVAL(x) (void)(x)
#endif
#ifndef IRQF_DISABLED
#define IRQF_DISABLED SA_INTERRUPT
#define IRQF_SAMPLE_RANDOM SA_SAMPLE_RANDOM
#define IRQF_SHARED SA_SHIRQ
#define IRQF_PROBE_SHARED SA_PROBEIRQ
#define IRQF_PERCPU SA_PERCPU
#ifdef SA_TRIGGER_MASK
#define IRQF_TRIGGER_NONE 0
#define IRQF_TRIGGER_LOW SA_TRIGGER_LOW
#define IRQF_TRIGGER_HIGH SA_TRIGGER_HIGH
#define IRQF_TRIGGER_FALLING SA_TRIGGER_FALLING
#define IRQF_TRIGGER_RISING SA_TRIGGER_RISING
#define IRQF_TRIGGER_MASK SA_TRIGGER_MASK
#else
#define IRQF_TRIGGER_NONE 0
#define IRQF_TRIGGER_LOW 0
#define IRQF_TRIGGER_HIGH 0
#define IRQF_TRIGGER_FALLING 0
#define IRQF_TRIGGER_RISING 0
#define IRQF_TRIGGER_MASK 0
#endif
#endif
/* if interrupt handler prototype has pt_regs* parameter */
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
#define PT_REGS_ARG , struct pt_regs *regs
#define PT_REGS_CALL , regs
#define PT_REGS_NULL , NULL
#else
#define PT_REGS_ARG
#define PT_REGS_CALL
#define PT_REGS_NULL
#endif
#endif