MIPS: Remove no longer used ide.h

/*

 * This file is subject to the terms and conditions of the GNU General Public

 * License.  See the file "COPYING" in the main directory of this archive

 * for more details.

 *

 * This file contains the MIPS architecture specific IDE code.

 */

#ifndef __ASM_IDE_H

#define __ASM_IDE_H

#include <ide.h>

#endif /* __ASM_IDE_H */

/*

 * This file is subject to the terms and conditions of the GNU General Public

 * License.  See the file "COPYING" in the main directory of this archive

 * for more details.

 *

 * Copyright (C) 1994-1996  Linus Torvalds & authors

 *

 * Copied from i386; many of the especially older MIPS or ISA-based platforms

 * are basically identical.  Using this file probably implies i8259 PIC

 * support in a system but the very least interrupt numbers 0 - 15 need to

 * be put aside for legacy devices.

 */

#ifndef __ASM_MACH_GENERIC_IDE_H

#define __ASM_MACH_GENERIC_IDE_H

#ifdef __KERNEL__

#include <linux/pci.h>

#include <linux/stddef.h>

#include <asm/processor.h>

/* MIPS port and memory-mapped I/O string operations.  */

static inline void __ide_flush_prologue(void)

{

#ifdef CONFIG_SMP

	if (cpu_has_dc_aliases || !cpu_has_ic_fills_f_dc)

		preempt_disable();

#endif

}

static inline void __ide_flush_epilogue(void)

{

#ifdef CONFIG_SMP

	if (cpu_has_dc_aliases || !cpu_has_ic_fills_f_dc)

		preempt_enable();

#endif

}

static inline void __ide_flush_dcache_range(unsigned long addr, unsigned long size)

{

	if (cpu_has_dc_aliases || !cpu_has_ic_fills_f_dc) {

		unsigned long end = addr + size;

		while (addr < end) {

			local_flush_data_cache_page((void *)addr);

			addr += PAGE_SIZE;

		}

	}

}

/*

 * insw() and gang might be called with interrupts disabled, so we can't

 * send IPIs for flushing due to the potencial of deadlocks, see the comment

 * above smp_call_function() in arch/mips/kernel/smp.c.	 We work around the

 * problem by disabling preemption so we know we actually perform the flush

 * on the processor that actually has the lines to be flushed which hopefully

 * is even better for performance anyway.

 */

static inline void __ide_insw(unsigned long port, void *addr,

	unsigned int count)

{

	__ide_flush_prologue();

	insw(port, addr, count);

	__ide_flush_dcache_range((unsigned long)addr, count * 2);

	__ide_flush_epilogue();

}

static inline void __ide_insl(unsigned long port, void *addr, unsigned int count)

{

	__ide_flush_prologue();

	insl(port, addr, count);

	__ide_flush_dcache_range((unsigned long)addr, count * 4);

	__ide_flush_epilogue();

}

static inline void __ide_outsw(unsigned long port, const void *addr,

	unsigned long count)

{

	__ide_flush_prologue();

	outsw(port, addr, count);

	__ide_flush_dcache_range((unsigned long)addr, count * 2);

	__ide_flush_epilogue();

}

static inline void __ide_outsl(unsigned long port, const void *addr,

	unsigned long count)

{

	__ide_flush_prologue();

	outsl(port, addr, count);

	__ide_flush_dcache_range((unsigned long)addr, count * 4);

	__ide_flush_epilogue();

}

static inline void __ide_mm_insw(void __iomem *port, void *addr, u32 count)

{

	__ide_flush_prologue();

	readsw(port, addr, count);

	__ide_flush_dcache_range((unsigned long)addr, count * 2);

	__ide_flush_epilogue();

}

static inline void __ide_mm_insl(void __iomem *port, void *addr, u32 count)

{

	__ide_flush_prologue();

	readsl(port, addr, count);

	__ide_flush_dcache_range((unsigned long)addr, count * 4);

	__ide_flush_epilogue();

}

static inline void __ide_mm_outsw(void __iomem *port, void *addr, u32 count)

{

	__ide_flush_prologue();

	writesw(port, addr, count);

	__ide_flush_dcache_range((unsigned long)addr, count * 2);

	__ide_flush_epilogue();

}

static inline void __ide_mm_outsl(void __iomem * port, void *addr, u32 count)

{

	__ide_flush_prologue();

	writesl(port, addr, count);

	__ide_flush_dcache_range((unsigned long)addr, count * 4);

	__ide_flush_epilogue();

}

/* ide_insw calls insw, not __ide_insw.	 Why? */

#undef insw

#undef insl

#undef outsw

#undef outsl

#define insw(port, addr, count) __ide_insw(port, addr, count)

#define insl(port, addr, count) __ide_insl(port, addr, count)

#define outsw(port, addr, count) __ide_outsw(port, addr, count)

#define outsl(port, addr, count) __ide_outsl(port, addr, count)

#endif /* __KERNEL__ */

#endif /* __ASM_MACH_GENERIC_IDE_H */