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/*
 *
 * (C) COPYRIGHT 2010-2012 ARM Limited. All rights reserved.
 *
 * This program is free software and is provided to you under the terms of the
 * GNU General Public License version 2 as published by the Free Software
 * Foundation, and any use by you of this program is subject to the terms
 * of such GNU licence.
 *
 * A copy of the licence is included with the program, and can also be obtained
 * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA  02110-1301, USA.
 *
 */



/**
 * @file mali_kbase_linux.h
 * Base kernel APIs, Linux implementation.
 */

#ifndef _KBASE_LINUX_H_
#define _KBASE_LINUX_H_

/* All things that are needed for the Linux port. */
#include <linux/platform_device.h>
#include <linux/miscdevice.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/atomic.h>

typedef struct kbase_os_context {
	u64 cookies;
	struct list_head reg_pending;
	wait_queue_head_t event_queue;
	pid_t tgid;
} kbase_os_context;

#define DEVNAME_SIZE	16

typedef struct kbase_os_device {
	struct list_head entry;
	struct device *dev;
	struct miscdevice mdev;
	u64 reg_start;
	size_t reg_size;
	void __iomem *reg;
	struct resource *reg_res;
	struct {
		int irq;
		int flags;
	} irqs[3];
	char devname[DEVNAME_SIZE];

#ifdef CONFIG_MALI_NO_MALI
	void *model;
	struct kmem_cache *irq_slab;
	struct workqueue_struct *irq_workq;
	atomic_t serving_job_irq;
	atomic_t serving_gpu_irq;
	atomic_t serving_mmu_irq;
	spinlock_t reg_op_lock;
#endif				/* CONFIG_MALI_NO_MALI */
} kbase_os_device;

#if defined(MALI_KERNEL_TEST_API)
#if (1 == MALI_KERNEL_TEST_API)
#define KBASE_EXPORT_TEST_API(func)		EXPORT_SYMBOL(func);
#else
#define KBASE_EXPORT_TEST_API(func)
#endif
#else
#define KBASE_EXPORT_TEST_API(func)
#endif

#define KBASE_EXPORT_SYMBOL(func)		EXPORT_SYMBOL(func);

#endif				/* _KBASE_LINUX_H_ */