/*
* Copyright (c) 2008-2009 QUALCOMM USA, INC.
* 
* All source code in this file is licensed under the following license
* 
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
* 
* 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, you can find it at http://www.fsf.org
*/
#ifndef _GSL_DRIVER_H
#define _GSL_DRIVER_H

#include <linux/types.h>
#include <linux/msm_kgsl.h>
#include <linux/miscdevice.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/mutex.h>
#include <linux/wait.h>
#include <linux/timer.h>
#include <linux/wakelock.h>

#include <asm/atomic.h>

#include "kgsl_device.h"
#include "kgsl_sharedmem.h"

#define DRIVER_NAME "kgsl"

struct kgsl_driver {
	struct miscdevice misc;
	struct platform_device *pdev;
	atomic_t open_count;
	struct mutex mutex;

	int interrupt_num;
	int have_irq;

	struct clk *grp_clk;
	struct clk *imem_clk;
	struct clk *ebi1_clk;
#ifdef CONFIG_ARCH_MSM7227
	struct clk *grp_pclk;
#endif
	struct kgsl_devconfig yamato_config;

	uint32_t flags_debug;

	struct kgsl_sharedmem shmem;
	struct kgsl_device yamato_device;

	struct list_head client_list;

	bool active;
	int active_cnt;
	struct timer_list standby_timer;

	struct wake_lock wake_lock;
};

extern struct kgsl_driver kgsl_driver;

struct kgsl_mem_entry {
	struct kgsl_memdesc memdesc;
	struct file *pmem_file;
	struct list_head list;
	struct list_head free_list;
	uint32_t free_timestamp;

	/* back pointer to private structure under whose context this
	 * allocation is made */
	struct kgsl_file_private *priv;
};

void kgsl_remove_mem_entry(struct kgsl_mem_entry *entry);

#endif /* _GSL_DRIVER_H */