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/* Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials provided
 *       with the distribution.
 *     * Neither the name of Code Aurora Forum, Inc. nor the names of its
 *       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
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

#ifndef MDP_PPP_DQ_H
#define MDP_PPP_DQ_H

#include "msm_fb_def.h"

#define MDP_PPP_DEBUG_MSG MSM_FB_DEBUG

/* The maximum number of <Reg,Val> pairs in an mdp_ppp_roi_cmd_set structure (a
 * node)
 */
#define MDP_PPP_ROI_NODE_SIZE 32

/* ROI config command (<Reg,Val> pair) for MDP PPP block */
struct mdp_ppp_roi_cmd {
	uint32_t reg;
	uint32_t val;
};

/* ROI config commands for MDP PPP block are stored in a list of
 * mdp_ppp_roi_cmd_set structures (nodes).
 */
struct mdp_ppp_roi_cmd_set {
	struct list_head node;
	uint32_t ncmds; /* number of commands in this set (node). */
	struct mdp_ppp_roi_cmd cmd[MDP_PPP_ROI_NODE_SIZE];
};

/* MDP PPP Display Job (DJob) */
struct mdp_ppp_djob {
	struct list_head entry;
	/* One ROI per MDP PPP DJob */
	struct list_head roi_cmd_list;
	struct mdp_blit_req req;
	struct fb_info *info;
	struct delayed_work cleaner;
	struct file *p_src_file, *p_dst_file;
};

extern struct completion mdp_ppp_comp;
extern boolean mdp_ppp_waiting;
extern unsigned long mdp_timer_duration;

unsigned int mdp_ppp_async_op_get(void);
void mdp_ppp_async_op_set(unsigned int flag);
void msm_fb_ensure_mem_coherency_after_dma(struct fb_info *info,
	struct mdp_blit_req *req_list, int req_list_count);
void mdp_ppp_put_img(struct file *p_src_file, struct file *p_dst_file);
void mdp_ppp_dq_init(void);
void mdp_ppp_outdw(uint32_t addr, uint32_t data);
struct mdp_ppp_djob *mdp_ppp_new_djob(void);
void mdp_ppp_clear_curr_djob(void);
void mdp_ppp_process_curr_djob(void);
int mdp_ppp_get_ret_code(void);
void mdp_ppp_djob_done(void);
void mdp_ppp_wait(void);

#endif /* MDP_PPP_DQ_H */