platform/msm_shared/interrupts.c

/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 *       notice, this list of conditions and the following disclaimer.
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 *       with the distribution.
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 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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 */

#include <arch/arm.h>
#include <platform/irqs.h>
#include <platform/interrupts.h>
#include <debug.h>
#include <qgic.h>

extern int target_supports_qgic();

enum handler_return platform_irq(struct arm_iframe *frame)
{
#if TARGET_USES_GIC_VIC
	if(target_supports_qgic())
		return gic_platform_irq(frame);
	else
		return vic_platform_irq(frame);
#else
	return gic_platform_irq(frame);
#endif
}

void platform_fiq(struct arm_iframe *frame)
{
#if TARGET_USES_GIC_VIC
	if(target_supports_qgic())
		gic_platform_fiq(frame);
	else
		vic_platform_fiq(frame);
#else
	gic_platform_fiq(frame);
#endif
}

status_t mask_interrupt(unsigned int vector)
{
#if TARGET_USES_GIC_VIC
	if(target_supports_qgic())
		return gic_mask_interrupt(vector);
	else
		return vic_mask_interrupt(vector);
#else
	return gic_mask_interrupt(vector);
#endif
}

status_t unmask_interrupt(unsigned int vector)
{
#if TARGET_USES_GIC_VIC
	if(target_supports_qgic())
		return gic_unmask_interrupt(vector);
	else
		return vic_unmask_interrupt(vector);
#else
	return gic_unmask_interrupt(vector);
#endif
}

void register_int_handler(unsigned int vector, int_handler func, void *arg)
{
#if TARGET_USES_GIC_VIC
	if(target_supports_qgic())
		gic_register_int_handler(vector, func, arg);
	else
		vic_register_int_handler(vector, func, arg);
#else
		gic_register_int_handler(vector, func, arg);
#endif
}